1 | // |
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2 | // gfxcore.cc |
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3 | // |
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4 | // Core drawing code for Aven. |
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5 | // |
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6 | // Copyright (C) 2000-2003,2005,2006 Mark R. Shinwell |
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7 | // Copyright (C) 2001-2003,2004,2005,2006,2007,2010,2011,2012,2014,2015 Olly Betts |
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8 | // Copyright (C) 2005 Martin Green |
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9 | // |
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10 | // This program is free software; you can redistribute it and/or modify |
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11 | // it under the terms of the GNU General Public License as published by |
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12 | // the Free Software Foundation; either version 2 of the License, or |
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13 | // (at your option) any later version. |
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14 | // |
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15 | // This program is distributed in the hope that it will be useful, |
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16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 | // GNU General Public License for more details. |
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19 | // |
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20 | // You should have received a copy of the GNU General Public License |
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21 | // along with this program; if not, write to the Free Software |
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22 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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23 | // |
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24 | |
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25 | #ifdef HAVE_CONFIG_H |
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26 | #include <config.h> |
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27 | #endif |
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28 | |
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29 | #include <assert.h> |
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30 | #include <float.h> |
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31 | |
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32 | #include "aven.h" |
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33 | #include "date.h" |
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34 | #include "gfxcore.h" |
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35 | #include "mainfrm.h" |
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36 | #include "message.h" |
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37 | #include "useful.h" |
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38 | #include "printwx.h" |
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39 | #include "guicontrol.h" |
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40 | #include "moviemaker.h" |
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41 | |
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42 | #include <wx/confbase.h> |
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43 | #include <wx/image.h> |
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44 | |
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45 | #define MAX(a, b) ((a) > (b) ? (a) : (b)) |
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46 | #define MAX3(a, b, c) ((a) > (b) ? MAX(a, c) : MAX(b, c)) |
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47 | |
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48 | // Values for m_SwitchingTo |
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49 | #define PLAN 1 |
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50 | #define ELEVATION 2 |
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51 | #define NORTH 3 |
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52 | #define EAST 4 |
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53 | #define SOUTH 5 |
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54 | #define WEST 6 |
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55 | |
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56 | // Any error value higher than this is clamped to this. |
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57 | #define MAX_ERROR 12.0 |
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58 | |
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59 | // How many bins per letter height to use when working out non-overlapping |
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60 | // labels. |
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61 | const unsigned int QUANTISE_FACTOR = 2; |
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62 | |
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63 | #include "avenpal.h" |
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64 | |
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65 | static const int INDICATOR_BOX_SIZE = 60; |
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66 | static const int INDICATOR_GAP = 2; |
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67 | static const int INDICATOR_MARGIN = 5; |
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68 | static const int INDICATOR_OFFSET_X = 15; |
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69 | static const int INDICATOR_OFFSET_Y = 15; |
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70 | static const int INDICATOR_RADIUS = INDICATOR_BOX_SIZE / 2 - INDICATOR_MARGIN; |
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71 | static const int CLINO_OFFSET_X = 6 + INDICATOR_OFFSET_X + |
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72 | INDICATOR_BOX_SIZE + INDICATOR_GAP; |
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73 | static const int KEY_OFFSET_X = 10; |
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74 | static const int KEY_OFFSET_Y = 10; |
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75 | static const int KEY_EXTRA_LEFT_MARGIN = 2; |
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76 | static const int KEY_BLOCK_WIDTH = 20; |
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77 | static const int KEY_BLOCK_HEIGHT = 16; |
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78 | static const int TICK_LENGTH = 4; |
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79 | static const int SCALE_BAR_OFFSET_X = 15; |
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80 | static const int SCALE_BAR_OFFSET_Y = 12; |
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81 | static const int SCALE_BAR_HEIGHT = 12; |
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82 | |
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83 | static const gla_colour TEXT_COLOUR = col_GREEN; |
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84 | static const gla_colour HERE_COLOUR = col_WHITE; |
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85 | static const gla_colour NAME_COLOUR = col_GREEN; |
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86 | static const gla_colour SEL_COLOUR = col_WHITE; |
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87 | |
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88 | // Number of entries across and down the hit-test grid: |
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89 | #define HITTEST_SIZE 20 |
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90 | |
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91 | // How close the pointer needs to be to a station to be considered: |
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92 | #define MEASURE_THRESHOLD 7 |
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93 | |
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94 | // vector for lighting angle |
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95 | static const Vector3 light(.577, .577, .577); |
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96 | |
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97 | BEGIN_EVENT_TABLE(GfxCore, GLACanvas) |
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98 | EVT_PAINT(GfxCore::OnPaint) |
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99 | EVT_LEFT_DOWN(GfxCore::OnLButtonDown) |
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100 | EVT_LEFT_UP(GfxCore::OnLButtonUp) |
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101 | EVT_MIDDLE_DOWN(GfxCore::OnMButtonDown) |
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102 | EVT_MIDDLE_UP(GfxCore::OnMButtonUp) |
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103 | EVT_RIGHT_DOWN(GfxCore::OnRButtonDown) |
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104 | EVT_RIGHT_UP(GfxCore::OnRButtonUp) |
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105 | EVT_MOUSEWHEEL(GfxCore::OnMouseWheel) |
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106 | EVT_MOTION(GfxCore::OnMouseMove) |
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107 | EVT_LEAVE_WINDOW(GfxCore::OnLeaveWindow) |
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108 | EVT_SIZE(GfxCore::OnSize) |
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109 | EVT_IDLE(GfxCore::OnIdle) |
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110 | EVT_CHAR(GfxCore::OnKeyPress) |
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111 | END_EVENT_TABLE() |
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112 | |
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113 | GfxCore::GfxCore(MainFrm* parent, wxWindow* parent_win, GUIControl* control) : |
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114 | GLACanvas(parent_win, 100), |
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115 | m_Scale(0.0), |
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116 | m_ScaleBarWidth(0), |
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117 | m_Control(control), |
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118 | m_LabelGrid(NULL), |
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119 | m_Parent(parent), |
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120 | m_DoneFirstShow(false), |
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121 | m_TiltAngle(0.0), |
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122 | m_PanAngle(0.0), |
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123 | m_Rotating(false), |
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124 | m_RotationStep(0.0), |
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125 | m_SwitchingTo(0), |
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126 | m_Crosses(false), |
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127 | m_Legs(true), |
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128 | m_Splays(SPLAYS_SHOW_FADED), |
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129 | m_Names(false), |
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130 | m_Scalebar(true), |
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131 | m_ColourKey(true), |
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132 | m_OverlappingNames(false), |
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133 | m_Compass(true), |
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134 | m_Clino(true), |
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135 | m_Tubes(false), |
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136 | m_ColourBy(COLOUR_BY_DEPTH), |
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137 | m_HaveData(false), |
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138 | m_MouseOutsideCompass(false), |
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139 | m_MouseOutsideElev(false), |
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140 | m_Surface(false), |
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141 | m_Entrances(false), |
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142 | m_FixedPts(false), |
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143 | m_ExportedPts(false), |
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144 | m_Grid(false), |
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145 | m_BoundingBox(false), |
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146 | m_Degrees(false), |
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147 | m_Metric(false), |
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148 | m_Percent(false), |
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149 | m_HitTestDebug(false), |
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150 | m_PointGrid(NULL), |
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151 | m_HitTestGridValid(false), |
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152 | m_here(NULL), |
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153 | m_there(NULL), |
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154 | presentation_mode(0), |
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155 | pres_reverse(false), |
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156 | pres_speed(0.0), |
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157 | movie(NULL), |
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158 | current_cursor(GfxCore::CURSOR_DEFAULT), |
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159 | sqrd_measure_threshold(sqrd(MEASURE_THRESHOLD)) |
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160 | { |
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161 | AddQuad = &GfxCore::AddQuadrilateralDepth; |
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162 | AddPoly = &GfxCore::AddPolylineDepth; |
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163 | wxConfigBase::Get()->Read(wxT("metric"), &m_Metric, true); |
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164 | wxConfigBase::Get()->Read(wxT("degrees"), &m_Degrees, true); |
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165 | wxConfigBase::Get()->Read(wxT("percent"), &m_Percent, false); |
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166 | |
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167 | for (int pen = 0; pen < NUM_COLOUR_BANDS + 1; ++pen) { |
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168 | m_Pens[pen].SetColour(REDS[pen] / 255.0, |
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169 | GREENS[pen] / 255.0, |
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170 | BLUES[pen] / 255.0); |
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171 | } |
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172 | |
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173 | timer.Start(); |
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174 | } |
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175 | |
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176 | GfxCore::~GfxCore() |
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177 | { |
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178 | TryToFreeArrays(); |
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179 | |
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180 | delete[] m_PointGrid; |
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181 | } |
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182 | |
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183 | void GfxCore::TryToFreeArrays() |
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184 | { |
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185 | // Free up any memory allocated for arrays. |
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186 | delete[] m_LabelGrid; |
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187 | m_LabelGrid = NULL; |
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188 | } |
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189 | |
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190 | // |
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191 | // Initialisation methods |
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192 | // |
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193 | |
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194 | void GfxCore::Initialise(bool same_file) |
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195 | { |
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196 | // Initialise the view from the parent holding the survey data. |
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197 | |
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198 | TryToFreeArrays(); |
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199 | |
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200 | m_DoneFirstShow = false; |
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201 | |
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202 | m_HitTestGridValid = false; |
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203 | m_here = NULL; |
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204 | m_there = NULL; |
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205 | |
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206 | m_MouseOutsideCompass = m_MouseOutsideElev = false; |
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207 | |
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208 | if (!same_file) { |
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209 | // Apply default parameters unless reloading the same file. |
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210 | DefaultParameters(); |
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211 | |
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212 | // Set the initial scale. |
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213 | SetScale(1.0); |
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214 | } |
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215 | |
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216 | m_HaveData = true; |
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217 | |
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218 | // Clear any cached OpenGL lists which depend on the data. |
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219 | InvalidateList(LIST_SCALE_BAR); |
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220 | InvalidateList(LIST_DEPTH_KEY); |
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221 | InvalidateList(LIST_DATE_KEY); |
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222 | InvalidateList(LIST_ERROR_KEY); |
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223 | InvalidateList(LIST_UNDERGROUND_LEGS); |
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224 | InvalidateList(LIST_TUBES); |
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225 | InvalidateList(LIST_SURFACE_LEGS); |
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226 | InvalidateList(LIST_BLOBS); |
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227 | InvalidateList(LIST_CROSSES); |
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228 | InvalidateList(LIST_GRID); |
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229 | InvalidateList(LIST_SHADOW); |
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230 | |
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231 | ForceRefresh(); |
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232 | } |
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233 | |
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234 | void GfxCore::FirstShow() |
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235 | { |
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236 | GLACanvas::FirstShow(); |
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237 | |
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238 | const unsigned int quantise(GetFontSize() / QUANTISE_FACTOR); |
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239 | list<LabelInfo*>::iterator pos = m_Parent->GetLabelsNC(); |
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240 | while (pos != m_Parent->GetLabelsNCEnd()) { |
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241 | LabelInfo* label = *pos++; |
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242 | // Calculate and set the label width for use when plotting |
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243 | // none-overlapping labels. |
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244 | int ext_x; |
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245 | GLACanvas::GetTextExtent(label->GetText(), &ext_x, NULL); |
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246 | label->set_width(unsigned(ext_x) / quantise + 1); |
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247 | } |
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248 | |
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249 | // Set diameter of the viewing volume. |
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250 | SetVolumeDiameter(sqrt(sqrd(m_Parent->GetXExtent()) + |
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251 | sqrd(m_Parent->GetYExtent()) + |
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252 | sqrd(m_Parent->GetZExtent()))); |
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253 | |
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254 | m_DoneFirstShow = true; |
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255 | } |
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256 | |
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257 | // |
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258 | // Recalculating methods |
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259 | // |
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260 | |
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261 | void GfxCore::SetScale(Double scale) |
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262 | { |
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263 | if (scale < 0.05) { |
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264 | scale = 0.05; |
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265 | } else if (scale > GetVolumeDiameter()) { |
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266 | scale = GetVolumeDiameter(); |
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267 | } |
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268 | |
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269 | m_Scale = scale; |
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270 | m_HitTestGridValid = false; |
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271 | if (m_here && m_here == &temp_here) SetHere(); |
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272 | |
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273 | GLACanvas::SetScale(scale); |
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274 | } |
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275 | |
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276 | bool GfxCore::HasUndergroundLegs() const |
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277 | { |
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278 | return m_Parent->HasUndergroundLegs(); |
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279 | } |
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280 | |
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281 | bool GfxCore::HasSplays() const |
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282 | { |
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283 | return m_Parent->HasSplays(); |
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284 | } |
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285 | |
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286 | bool GfxCore::HasSurfaceLegs() const |
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287 | { |
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288 | return m_Parent->HasSurfaceLegs(); |
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289 | } |
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290 | |
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291 | bool GfxCore::HasTubes() const |
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292 | { |
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293 | return m_Parent->HasTubes(); |
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294 | } |
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295 | |
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296 | void GfxCore::UpdateBlobs() |
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297 | { |
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298 | InvalidateList(LIST_BLOBS); |
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299 | } |
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300 | |
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301 | // |
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302 | // Event handlers |
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303 | // |
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304 | |
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305 | void GfxCore::OnLeaveWindow(wxMouseEvent&) { |
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306 | SetHere(); |
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307 | ClearCoords(); |
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308 | } |
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309 | |
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310 | void GfxCore::OnIdle(wxIdleEvent& event) |
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311 | { |
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312 | // Handle an idle event. |
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313 | if (Animating()) { |
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314 | Animate(); |
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315 | // If still animating, we want more idle events. |
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316 | if (Animating()) |
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317 | event.RequestMore(); |
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318 | } |
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319 | } |
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320 | |
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321 | void GfxCore::OnPaint(wxPaintEvent&) |
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322 | { |
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323 | // Redraw the window. |
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324 | |
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325 | // Get a graphics context. |
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326 | wxPaintDC dc(this); |
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327 | |
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328 | if (m_HaveData) { |
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329 | // Make sure we're initialised. |
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330 | bool first_time = !m_DoneFirstShow; |
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331 | if (first_time) { |
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332 | FirstShow(); |
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333 | } |
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334 | |
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335 | StartDrawing(); |
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336 | |
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337 | // Clear the background. |
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338 | Clear(); |
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339 | |
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340 | // Set up model transformation matrix. |
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341 | SetDataTransform(); |
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342 | |
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343 | if (m_Legs || m_Tubes) { |
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344 | if (m_Tubes) { |
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345 | EnableSmoothPolygons(true); // FIXME: allow false for wireframe view |
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346 | DrawList(LIST_TUBES); |
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347 | DisableSmoothPolygons(); |
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348 | } |
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349 | |
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350 | // Draw the underground legs. Do this last so that anti-aliasing |
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351 | // works over polygons. |
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352 | SetColour(col_GREEN); |
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353 | DrawList(LIST_UNDERGROUND_LEGS); |
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354 | } |
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355 | |
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356 | if (m_Surface) { |
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357 | // Draw the surface legs. |
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358 | DrawList(LIST_SURFACE_LEGS); |
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359 | } |
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360 | |
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361 | if (m_BoundingBox) { |
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362 | DrawShadowedBoundingBox(); |
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363 | } |
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364 | if (m_Grid) { |
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365 | // Draw the grid. |
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366 | DrawList(LIST_GRID); |
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367 | } |
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368 | |
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369 | DrawList(LIST_BLOBS); |
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370 | |
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371 | if (m_Crosses) { |
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372 | DrawList(LIST_CROSSES); |
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373 | } |
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374 | |
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375 | SetIndicatorTransform(); |
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376 | |
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377 | // Draw station names. |
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378 | if (m_Names /*&& !m_Control->MouseDown() && !Animating()*/) { |
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379 | SetColour(NAME_COLOUR); |
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380 | |
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381 | if (m_OverlappingNames) { |
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382 | SimpleDrawNames(); |
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383 | } else { |
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384 | NattyDrawNames(); |
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385 | } |
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386 | } |
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387 | |
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388 | if (m_HitTestDebug) { |
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389 | // Show the hit test grid bucket sizes... |
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390 | SetColour(m_HitTestGridValid ? col_LIGHT_GREY : col_DARK_GREY); |
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391 | if (m_PointGrid) { |
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392 | for (int i = 0; i != HITTEST_SIZE; ++i) { |
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393 | int x = (GetXSize() + 1) * i / HITTEST_SIZE + 2; |
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394 | for (int j = 0; j != HITTEST_SIZE; ++j) { |
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395 | int square = i + j * HITTEST_SIZE; |
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396 | unsigned long bucket_size = m_PointGrid[square].size(); |
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397 | if (bucket_size) { |
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398 | int y = (GetYSize() + 1) * (HITTEST_SIZE - 1 - j) / HITTEST_SIZE; |
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399 | DrawIndicatorText(x, y, wxString::Format(wxT("%lu"), bucket_size)); |
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400 | } |
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401 | } |
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402 | } |
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403 | } |
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404 | |
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405 | EnableDashedLines(); |
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406 | BeginLines(); |
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407 | for (int i = 0; i != HITTEST_SIZE; ++i) { |
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408 | int x = (GetXSize() + 1) * i / HITTEST_SIZE; |
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409 | PlaceIndicatorVertex(x, 0); |
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410 | PlaceIndicatorVertex(x, GetYSize()); |
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411 | } |
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412 | for (int j = 0; j != HITTEST_SIZE; ++j) { |
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413 | int y = (GetYSize() + 1) * (HITTEST_SIZE - 1 - j) / HITTEST_SIZE; |
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414 | PlaceIndicatorVertex(0, y); |
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415 | PlaceIndicatorVertex(GetXSize(), y); |
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416 | } |
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417 | EndLines(); |
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418 | DisableDashedLines(); |
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419 | } |
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420 | |
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421 | // Draw indicators. |
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422 | // |
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423 | // There's no advantage in generating an OpenGL list for the |
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424 | // indicators since they change with almost every redraw (and |
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425 | // sometimes several times between redraws). This way we avoid |
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426 | // the need to track when to update the indicator OpenGL list, |
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427 | // and also avoid indicator update bugs when we don't quite get this |
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428 | // right... |
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429 | DrawIndicators(); |
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430 | |
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431 | if (zoombox.active()) { |
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432 | SetColour(SEL_COLOUR); |
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433 | EnableDashedLines(); |
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434 | BeginPolyline(); |
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435 | glaCoord Y = GetYSize(); |
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436 | PlaceIndicatorVertex(zoombox.x1, Y - zoombox.y1); |
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437 | PlaceIndicatorVertex(zoombox.x1, Y - zoombox.y2); |
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438 | PlaceIndicatorVertex(zoombox.x2, Y - zoombox.y2); |
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439 | PlaceIndicatorVertex(zoombox.x2, Y - zoombox.y1); |
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440 | PlaceIndicatorVertex(zoombox.x1, Y - zoombox.y1); |
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441 | EndPolyline(); |
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442 | DisableDashedLines(); |
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443 | } else if (MeasuringLineActive()) { |
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444 | // Draw "here" and "there". |
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445 | double hx, hy; |
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446 | SetColour(HERE_COLOUR); |
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447 | if (m_here) { |
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448 | double dummy; |
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449 | Transform(*m_here, &hx, &hy, &dummy); |
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450 | if (m_here != &temp_here) DrawRing(hx, hy); |
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451 | } |
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452 | if (m_there) { |
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453 | double tx, ty; |
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454 | double dummy; |
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455 | Transform(*m_there, &tx, &ty, &dummy); |
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456 | if (m_here) { |
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457 | BeginLines(); |
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458 | PlaceIndicatorVertex(hx, hy); |
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459 | PlaceIndicatorVertex(tx, ty); |
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460 | EndLines(); |
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461 | } |
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462 | BeginBlobs(); |
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463 | DrawBlob(tx, ty); |
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464 | EndBlobs(); |
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465 | } |
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466 | } |
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467 | |
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468 | FinishDrawing(); |
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469 | } else { |
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470 | dc.SetBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWFRAME)); |
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471 | dc.Clear(); |
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472 | } |
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473 | } |
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474 | |
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475 | void GfxCore::DrawBoundingBox() |
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476 | { |
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477 | const Vector3 v = 0.5 * m_Parent->GetExtent(); |
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478 | |
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479 | SetColour(col_BLUE); |
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480 | EnableDashedLines(); |
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481 | BeginPolyline(); |
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482 | PlaceVertex(-v.GetX(), -v.GetY(), v.GetZ()); |
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483 | PlaceVertex(-v.GetX(), v.GetY(), v.GetZ()); |
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484 | PlaceVertex(v.GetX(), v.GetY(), v.GetZ()); |
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485 | PlaceVertex(v.GetX(), -v.GetY(), v.GetZ()); |
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486 | PlaceVertex(-v.GetX(), -v.GetY(), v.GetZ()); |
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487 | EndPolyline(); |
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488 | BeginPolyline(); |
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489 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
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490 | PlaceVertex(-v.GetX(), v.GetY(), -v.GetZ()); |
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491 | PlaceVertex(v.GetX(), v.GetY(), -v.GetZ()); |
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492 | PlaceVertex(v.GetX(), -v.GetY(), -v.GetZ()); |
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493 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
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494 | EndPolyline(); |
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495 | BeginLines(); |
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496 | PlaceVertex(-v.GetX(), -v.GetY(), v.GetZ()); |
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497 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
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498 | PlaceVertex(-v.GetX(), v.GetY(), v.GetZ()); |
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499 | PlaceVertex(-v.GetX(), v.GetY(), -v.GetZ()); |
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500 | PlaceVertex(v.GetX(), v.GetY(), v.GetZ()); |
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501 | PlaceVertex(v.GetX(), v.GetY(), -v.GetZ()); |
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502 | PlaceVertex(v.GetX(), -v.GetY(), v.GetZ()); |
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503 | PlaceVertex(v.GetX(), -v.GetY(), -v.GetZ()); |
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504 | EndLines(); |
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505 | DisableDashedLines(); |
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506 | } |
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507 | |
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508 | void GfxCore::DrawShadowedBoundingBox() |
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509 | { |
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510 | const Vector3 v = 0.5 * m_Parent->GetExtent(); |
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511 | |
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512 | DrawBoundingBox(); |
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513 | |
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514 | PolygonOffset(true); |
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515 | SetColour(col_DARK_GREY); |
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516 | BeginQuadrilaterals(); |
---|
517 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
---|
518 | PlaceVertex(-v.GetX(), v.GetY(), -v.GetZ()); |
---|
519 | PlaceVertex(v.GetX(), v.GetY(), -v.GetZ()); |
---|
520 | PlaceVertex(v.GetX(), -v.GetY(), -v.GetZ()); |
---|
521 | EndQuadrilaterals(); |
---|
522 | PolygonOffset(false); |
---|
523 | |
---|
524 | DrawList(LIST_SHADOW); |
---|
525 | } |
---|
526 | |
---|
527 | void GfxCore::DrawGrid() |
---|
528 | { |
---|
529 | // Draw the grid. |
---|
530 | SetColour(col_RED); |
---|
531 | |
---|
532 | // Calculate the extent of the survey, in metres across the screen plane. |
---|
533 | Double m_across_screen = SurveyUnitsAcrossViewport(); |
---|
534 | // Calculate the length of the scale bar in metres. |
---|
535 | //--move this elsewhere |
---|
536 | Double size_snap = pow(10.0, floor(log10(0.75 * m_across_screen))); |
---|
537 | Double t = m_across_screen * 0.75 / size_snap; |
---|
538 | if (t >= 5.0) { |
---|
539 | size_snap *= 5.0; |
---|
540 | } |
---|
541 | else if (t >= 2.0) { |
---|
542 | size_snap *= 2.0; |
---|
543 | } |
---|
544 | |
---|
545 | Double grid_size = size_snap * 0.1; |
---|
546 | Double edge = grid_size * 2.0; |
---|
547 | Double grid_z = -m_Parent->GetZExtent() * 0.5 - grid_size; |
---|
548 | Double left = -m_Parent->GetXExtent() * 0.5 - edge; |
---|
549 | Double right = m_Parent->GetXExtent() * 0.5 + edge; |
---|
550 | Double bottom = -m_Parent->GetYExtent() * 0.5 - edge; |
---|
551 | Double top = m_Parent->GetYExtent() * 0.5 + edge; |
---|
552 | int count_x = (int) ceil((right - left) / grid_size); |
---|
553 | int count_y = (int) ceil((top - bottom) / grid_size); |
---|
554 | Double actual_right = left + count_x*grid_size; |
---|
555 | Double actual_top = bottom + count_y*grid_size; |
---|
556 | |
---|
557 | BeginLines(); |
---|
558 | |
---|
559 | for (int xc = 0; xc <= count_x; xc++) { |
---|
560 | Double x = left + xc*grid_size; |
---|
561 | |
---|
562 | PlaceVertex(x, bottom, grid_z); |
---|
563 | PlaceVertex(x, actual_top, grid_z); |
---|
564 | } |
---|
565 | |
---|
566 | for (int yc = 0; yc <= count_y; yc++) { |
---|
567 | Double y = bottom + yc*grid_size; |
---|
568 | PlaceVertex(left, y, grid_z); |
---|
569 | PlaceVertex(actual_right, y, grid_z); |
---|
570 | } |
---|
571 | |
---|
572 | EndLines(); |
---|
573 | } |
---|
574 | |
---|
575 | int GfxCore::GetClinoOffset() const |
---|
576 | { |
---|
577 | return m_Compass ? CLINO_OFFSET_X : INDICATOR_OFFSET_X; |
---|
578 | } |
---|
579 | |
---|
580 | void GfxCore::DrawTick(int angle_cw) |
---|
581 | { |
---|
582 | const Double theta = rad(angle_cw); |
---|
583 | const wxCoord length1 = INDICATOR_RADIUS; |
---|
584 | const wxCoord length0 = length1 + TICK_LENGTH; |
---|
585 | wxCoord x0 = wxCoord(length0 * sin(theta)); |
---|
586 | wxCoord y0 = wxCoord(length0 * cos(theta)); |
---|
587 | wxCoord x1 = wxCoord(length1 * sin(theta)); |
---|
588 | wxCoord y1 = wxCoord(length1 * cos(theta)); |
---|
589 | |
---|
590 | PlaceIndicatorVertex(x0, y0); |
---|
591 | PlaceIndicatorVertex(x1, y1); |
---|
592 | } |
---|
593 | |
---|
594 | void GfxCore::DrawArrow(gla_colour col1, gla_colour col2) { |
---|
595 | Vector3 p1(0, INDICATOR_RADIUS, 0); |
---|
596 | Vector3 p2(INDICATOR_RADIUS/2, INDICATOR_RADIUS*-.866025404, 0); // 150deg |
---|
597 | Vector3 p3(-INDICATOR_RADIUS/2, INDICATOR_RADIUS*-.866025404, 0); // 210deg |
---|
598 | Vector3 pc(0, 0, 0); |
---|
599 | |
---|
600 | DrawTriangle(col_LIGHT_GREY, col1, p2, p1, pc); |
---|
601 | DrawTriangle(col_LIGHT_GREY, col2, p3, p1, pc); |
---|
602 | } |
---|
603 | |
---|
604 | void GfxCore::DrawCompass() { |
---|
605 | // Ticks. |
---|
606 | BeginLines(); |
---|
607 | for (int angle = 315; angle > 0; angle -= 45) { |
---|
608 | DrawTick(angle); |
---|
609 | } |
---|
610 | SetColour(col_GREEN); |
---|
611 | DrawTick(0); |
---|
612 | EndLines(); |
---|
613 | |
---|
614 | // Compass background. |
---|
615 | DrawCircle(col_LIGHT_GREY_2, col_GREY, 0, 0, INDICATOR_RADIUS); |
---|
616 | |
---|
617 | // Compass arrow. |
---|
618 | DrawArrow(col_INDICATOR_1, col_INDICATOR_2); |
---|
619 | } |
---|
620 | |
---|
621 | // Draw the non-rotating background to the clino. |
---|
622 | void GfxCore::DrawClinoBack() { |
---|
623 | BeginLines(); |
---|
624 | for (int angle = 0; angle <= 180; angle += 90) { |
---|
625 | DrawTick(angle); |
---|
626 | } |
---|
627 | |
---|
628 | SetColour(col_GREY); |
---|
629 | PlaceIndicatorVertex(0, INDICATOR_RADIUS); |
---|
630 | PlaceIndicatorVertex(0, -INDICATOR_RADIUS); |
---|
631 | PlaceIndicatorVertex(0, 0); |
---|
632 | PlaceIndicatorVertex(INDICATOR_RADIUS, 0); |
---|
633 | |
---|
634 | EndLines(); |
---|
635 | } |
---|
636 | |
---|
637 | void GfxCore::DrawClino() { |
---|
638 | // Ticks. |
---|
639 | SetColour(col_GREEN); |
---|
640 | BeginLines(); |
---|
641 | DrawTick(0); |
---|
642 | EndLines(); |
---|
643 | |
---|
644 | // Clino background. |
---|
645 | DrawSemicircle(col_LIGHT_GREY_2, col_GREY, 0, 0, INDICATOR_RADIUS, 0); |
---|
646 | |
---|
647 | // Elevation arrow. |
---|
648 | DrawArrow(col_INDICATOR_2, col_INDICATOR_1); |
---|
649 | } |
---|
650 | |
---|
651 | void GfxCore::Draw2dIndicators() |
---|
652 | { |
---|
653 | // Draw the compass and elevation indicators. |
---|
654 | |
---|
655 | const int centre_y = INDICATOR_BOX_SIZE / 2 + INDICATOR_OFFSET_Y; |
---|
656 | |
---|
657 | const int comp_centre_x = GetCompassXPosition(); |
---|
658 | |
---|
659 | if (m_Compass && !m_Parent->IsExtendedElevation()) { |
---|
660 | // If the user is dragging the compass with the pointer outside the |
---|
661 | // compass, we snap to 45 degree multiples, and the ticks go white. |
---|
662 | SetColour(m_MouseOutsideCompass ? col_WHITE : col_LIGHT_GREY_2); |
---|
663 | DrawList2D(LIST_COMPASS, comp_centre_x, centre_y, -m_PanAngle); |
---|
664 | } |
---|
665 | |
---|
666 | const int elev_centre_x = GetClinoXPosition(); |
---|
667 | |
---|
668 | if (m_Clino) { |
---|
669 | // If the user is dragging the clino with the pointer outside the |
---|
670 | // clino, we snap to 90 degree multiples, and the ticks go white. |
---|
671 | SetColour(m_MouseOutsideElev ? col_WHITE : col_LIGHT_GREY_2); |
---|
672 | DrawList2D(LIST_CLINO_BACK, elev_centre_x, centre_y, 0); |
---|
673 | DrawList2D(LIST_CLINO, elev_centre_x, centre_y, 90 - m_TiltAngle); |
---|
674 | } |
---|
675 | |
---|
676 | SetColour(TEXT_COLOUR); |
---|
677 | |
---|
678 | static int triple_zero_width = 0; |
---|
679 | static int height = 0; |
---|
680 | if (!triple_zero_width) { |
---|
681 | GetTextExtent(wxT("000"), &triple_zero_width, &height); |
---|
682 | } |
---|
683 | const int y_off = INDICATOR_OFFSET_Y + INDICATOR_BOX_SIZE + height / 2; |
---|
684 | |
---|
685 | if (m_Compass && !m_Parent->IsExtendedElevation()) { |
---|
686 | wxString str; |
---|
687 | int value; |
---|
688 | int brg_unit; |
---|
689 | if (m_Degrees) { |
---|
690 | value = int(m_PanAngle); |
---|
691 | /* TRANSLATORS: degree symbol - probably should be translated to |
---|
692 | * itself. */ |
---|
693 | brg_unit = /*°*/344; |
---|
694 | } else { |
---|
695 | value = int(m_PanAngle * 200.0 / 180.0); |
---|
696 | /* TRANSLATORS: symbol for grad (400 grad = 360 degrees = full |
---|
697 | * circle). */ |
---|
698 | brg_unit = /*ᵍ*/76; |
---|
699 | } |
---|
700 | str.Printf(wxT("%03d"), value); |
---|
701 | str += wmsg(brg_unit); |
---|
702 | DrawIndicatorText(comp_centre_x - triple_zero_width / 2, y_off, str); |
---|
703 | |
---|
704 | str = wmsg(/*Facing*/203); |
---|
705 | int w; |
---|
706 | GetTextExtent(str, &w, NULL); |
---|
707 | DrawIndicatorText(comp_centre_x - w / 2, y_off + height, str); |
---|
708 | } |
---|
709 | |
---|
710 | if (m_Clino) { |
---|
711 | if (m_TiltAngle == -90.0) { |
---|
712 | // TRANSLATORS: Label used for "clino" in Aven when the view is |
---|
713 | // from directly above. |
---|
714 | wxString str = wmsg(/*Plan*/432); |
---|
715 | static int width = 0; |
---|
716 | if (!width) { |
---|
717 | GetTextExtent(str, &width, NULL); |
---|
718 | } |
---|
719 | int x = elev_centre_x - width / 2; |
---|
720 | DrawIndicatorText(x, y_off + height / 2, str); |
---|
721 | } else if (m_TiltAngle == 90.0) { |
---|
722 | // TRANSLATORS: Label used for "clino" in Aven when the view is |
---|
723 | // from directly below. |
---|
724 | wxString str = wmsg(/*Kiwi Plan*/433); |
---|
725 | static int width = 0; |
---|
726 | if (!width) { |
---|
727 | GetTextExtent(str, &width, NULL); |
---|
728 | } |
---|
729 | int x = elev_centre_x - width / 2; |
---|
730 | DrawIndicatorText(x, y_off + height / 2, str); |
---|
731 | } else { |
---|
732 | int angle; |
---|
733 | wxString str; |
---|
734 | int width; |
---|
735 | int unit; |
---|
736 | if (m_Percent) { |
---|
737 | static int zero_width = 0; |
---|
738 | if (!zero_width) { |
---|
739 | GetTextExtent(wxT("0"), &zero_width, NULL); |
---|
740 | } |
---|
741 | width = zero_width; |
---|
742 | if (m_TiltAngle > 89.99) { |
---|
743 | angle = 1000000; |
---|
744 | } else if (m_TiltAngle < -89.99) { |
---|
745 | angle = -1000000; |
---|
746 | } else { |
---|
747 | angle = int(100 * tan(rad(m_TiltAngle))); |
---|
748 | } |
---|
749 | if (angle > 99999 || angle < -99999) { |
---|
750 | str = angle > 0 ? wxT("+") : wxT("-"); |
---|
751 | /* TRANSLATORS: infinity symbol - used for the percentage gradient on |
---|
752 | * vertical angles. */ |
---|
753 | str += wmsg(/*∞*/431); |
---|
754 | } else { |
---|
755 | str = angle ? wxString::Format(wxT("%+03d"), angle) : wxT("0"); |
---|
756 | } |
---|
757 | /* TRANSLATORS: symbol for percentage gradient (100% = 45 |
---|
758 | * degrees = 50 grad). */ |
---|
759 | unit = /*%*/96; |
---|
760 | } else if (m_Degrees) { |
---|
761 | static int zero_zero_width = 0; |
---|
762 | if (!zero_zero_width) { |
---|
763 | GetTextExtent(wxT("00"), &zero_zero_width, NULL); |
---|
764 | } |
---|
765 | width = zero_zero_width; |
---|
766 | angle = int(m_TiltAngle); |
---|
767 | str = angle ? wxString::Format(wxT("%+03d"), angle) : wxT("00"); |
---|
768 | unit = /*°*/344; |
---|
769 | } else { |
---|
770 | width = triple_zero_width; |
---|
771 | angle = int(m_TiltAngle * 200.0 / 180.0); |
---|
772 | str = angle ? wxString::Format(wxT("%+04d"), angle) : wxT("000"); |
---|
773 | unit = /*ᵍ*/76; |
---|
774 | } |
---|
775 | |
---|
776 | int sign_offset = 0; |
---|
777 | if (unit == /*%*/96) { |
---|
778 | // Right align % since the width changes so much. |
---|
779 | GetTextExtent(str, &sign_offset, NULL); |
---|
780 | sign_offset -= width; |
---|
781 | } else if (angle < 0) { |
---|
782 | // Adjust horizontal position so the left of the first digit is |
---|
783 | // always in the same place. |
---|
784 | static int minus_width = 0; |
---|
785 | if (!minus_width) { |
---|
786 | GetTextExtent(wxT("-"), &minus_width, NULL); |
---|
787 | } |
---|
788 | sign_offset = minus_width; |
---|
789 | } else if (angle > 0) { |
---|
790 | // Adjust horizontal position so the left of the first digit is |
---|
791 | // always in the same place. |
---|
792 | static int plus_width = 0; |
---|
793 | if (!plus_width) { |
---|
794 | GetTextExtent(wxT("+"), &plus_width, NULL); |
---|
795 | } |
---|
796 | sign_offset = plus_width; |
---|
797 | } |
---|
798 | |
---|
799 | str += wmsg(unit); |
---|
800 | DrawIndicatorText(elev_centre_x - sign_offset - width / 2, y_off, str); |
---|
801 | |
---|
802 | str = wmsg(/*Elevation*/118); |
---|
803 | static int elevation_width = 0; |
---|
804 | if (!elevation_width) { |
---|
805 | GetTextExtent(str, &elevation_width, NULL); |
---|
806 | } |
---|
807 | int x = elev_centre_x - elevation_width / 2; |
---|
808 | DrawIndicatorText(x, y_off + height, str); |
---|
809 | } |
---|
810 | } |
---|
811 | } |
---|
812 | |
---|
813 | void GfxCore::NattyDrawNames() |
---|
814 | { |
---|
815 | // Draw station names, without overlapping. |
---|
816 | |
---|
817 | const unsigned int quantise(GetFontSize() / QUANTISE_FACTOR); |
---|
818 | const unsigned int quantised_x = GetXSize() / quantise; |
---|
819 | const unsigned int quantised_y = GetYSize() / quantise; |
---|
820 | const size_t buffer_size = quantised_x * quantised_y; |
---|
821 | |
---|
822 | if (!m_LabelGrid) m_LabelGrid = new char[buffer_size]; |
---|
823 | |
---|
824 | memset((void*) m_LabelGrid, 0, buffer_size); |
---|
825 | |
---|
826 | list<LabelInfo*>::const_iterator label = m_Parent->GetLabels(); |
---|
827 | for ( ; label != m_Parent->GetLabelsEnd(); ++label) { |
---|
828 | if (!((m_Surface && (*label)->IsSurface()) || |
---|
829 | (m_Legs && (*label)->IsUnderground()) || |
---|
830 | (!(*label)->IsSurface() && !(*label)->IsUnderground()))) { |
---|
831 | // if this station isn't to be displayed, skip to the next |
---|
832 | // (last case is for stns with no legs attached) |
---|
833 | continue; |
---|
834 | } |
---|
835 | |
---|
836 | double x, y, z; |
---|
837 | |
---|
838 | Transform(**label, &x, &y, &z); |
---|
839 | // Check if the label is behind us (in perspective view). |
---|
840 | if (z <= 0.0 || z >= 1.0) continue; |
---|
841 | |
---|
842 | // Apply a small shift so that translating the view doesn't make which |
---|
843 | // labels are displayed change as the resulting twinkling effect is |
---|
844 | // distracting. |
---|
845 | double tx, ty, tz; |
---|
846 | Transform(Vector3(), &tx, &ty, &tz); |
---|
847 | tx -= floor(tx / quantise) * quantise; |
---|
848 | ty -= floor(ty / quantise) * quantise; |
---|
849 | |
---|
850 | tx = x - tx; |
---|
851 | if (tx < 0) continue; |
---|
852 | |
---|
853 | ty = y - ty; |
---|
854 | if (ty < 0) continue; |
---|
855 | |
---|
856 | unsigned int iy = unsigned(ty) / quantise; |
---|
857 | if (iy >= quantised_y) continue; |
---|
858 | unsigned int width = (*label)->get_width(); |
---|
859 | unsigned int ix = unsigned(tx) / quantise; |
---|
860 | if (ix + width >= quantised_x) continue; |
---|
861 | |
---|
862 | char * test = m_LabelGrid + ix + iy * quantised_x; |
---|
863 | if (memchr(test, 1, width)) continue; |
---|
864 | |
---|
865 | x += 3; |
---|
866 | y -= GetFontSize() / 2; |
---|
867 | DrawIndicatorText((int)x, (int)y, (*label)->GetText()); |
---|
868 | |
---|
869 | if (iy > QUANTISE_FACTOR) iy = QUANTISE_FACTOR; |
---|
870 | test -= quantised_x * iy; |
---|
871 | iy += 4; |
---|
872 | while (--iy && test < m_LabelGrid + buffer_size) { |
---|
873 | memset(test, 1, width); |
---|
874 | test += quantised_x; |
---|
875 | } |
---|
876 | } |
---|
877 | } |
---|
878 | |
---|
879 | void GfxCore::SimpleDrawNames() |
---|
880 | { |
---|
881 | // Draw all station names, without worrying about overlaps |
---|
882 | list<LabelInfo*>::const_iterator label = m_Parent->GetLabels(); |
---|
883 | for ( ; label != m_Parent->GetLabelsEnd(); ++label) { |
---|
884 | if (!((m_Surface && (*label)->IsSurface()) || |
---|
885 | (m_Legs && (*label)->IsUnderground()) || |
---|
886 | (!(*label)->IsSurface() && !(*label)->IsUnderground()))) { |
---|
887 | // if this station isn't to be displayed, skip to the next |
---|
888 | // (last case is for stns with no legs attached) |
---|
889 | continue; |
---|
890 | } |
---|
891 | |
---|
892 | double x, y, z; |
---|
893 | Transform(**label, &x, &y, &z); |
---|
894 | |
---|
895 | // Check if the label is behind us (in perspective view). |
---|
896 | if (z <= 0) continue; |
---|
897 | |
---|
898 | x += 3; |
---|
899 | y -= GetFontSize() / 2; |
---|
900 | DrawIndicatorText((int)x, (int)y, (*label)->GetText()); |
---|
901 | } |
---|
902 | } |
---|
903 | |
---|
904 | void GfxCore::DrawColourKey(int num_bands, const wxString & other, const wxString & units) |
---|
905 | { |
---|
906 | int total_block_height = |
---|
907 | KEY_BLOCK_HEIGHT * (num_bands == 1 ? num_bands : num_bands - 1); |
---|
908 | if (!other.empty()) total_block_height += KEY_BLOCK_HEIGHT * 2; |
---|
909 | if (!units.empty()) total_block_height += KEY_BLOCK_HEIGHT; |
---|
910 | |
---|
911 | const int bottom = -total_block_height; |
---|
912 | |
---|
913 | int size = 0; |
---|
914 | if (!other.empty()) GetTextExtent(other, &size, NULL); |
---|
915 | int band; |
---|
916 | for (band = 0; band < num_bands; ++band) { |
---|
917 | int x; |
---|
918 | GetTextExtent(key_legends[band], &x, NULL); |
---|
919 | if (x > size) size = x; |
---|
920 | } |
---|
921 | |
---|
922 | int left = -KEY_BLOCK_WIDTH - size; |
---|
923 | |
---|
924 | key_lowerleft[m_ColourBy].x = left - KEY_EXTRA_LEFT_MARGIN; |
---|
925 | key_lowerleft[m_ColourBy].y = bottom; |
---|
926 | |
---|
927 | int y = bottom; |
---|
928 | if (!units.empty()) y += KEY_BLOCK_HEIGHT; |
---|
929 | |
---|
930 | if (!other.empty()) { |
---|
931 | DrawShadedRectangle(GetSurfacePen(), GetSurfacePen(), left, y, |
---|
932 | KEY_BLOCK_WIDTH, KEY_BLOCK_HEIGHT); |
---|
933 | SetColour(col_BLACK); |
---|
934 | BeginPolyline(); |
---|
935 | PlaceIndicatorVertex(left, y); |
---|
936 | PlaceIndicatorVertex(left + KEY_BLOCK_WIDTH, y); |
---|
937 | PlaceIndicatorVertex(left + KEY_BLOCK_WIDTH, y + KEY_BLOCK_HEIGHT); |
---|
938 | PlaceIndicatorVertex(left, y + KEY_BLOCK_HEIGHT); |
---|
939 | PlaceIndicatorVertex(left, y); |
---|
940 | EndPolyline(); |
---|
941 | y += KEY_BLOCK_HEIGHT * 2; |
---|
942 | } |
---|
943 | |
---|
944 | int start = y; |
---|
945 | if (num_bands == 1) { |
---|
946 | DrawShadedRectangle(GetPen(0), GetPen(0), left, y, |
---|
947 | KEY_BLOCK_WIDTH, KEY_BLOCK_HEIGHT); |
---|
948 | y += KEY_BLOCK_HEIGHT; |
---|
949 | } else { |
---|
950 | for (band = 0; band < num_bands - 1; ++band) { |
---|
951 | DrawShadedRectangle(GetPen(band), GetPen(band + 1), left, y, |
---|
952 | KEY_BLOCK_WIDTH, KEY_BLOCK_HEIGHT); |
---|
953 | y += KEY_BLOCK_HEIGHT; |
---|
954 | } |
---|
955 | } |
---|
956 | |
---|
957 | SetColour(col_BLACK); |
---|
958 | BeginPolyline(); |
---|
959 | PlaceIndicatorVertex(left, y); |
---|
960 | PlaceIndicatorVertex(left + KEY_BLOCK_WIDTH, y); |
---|
961 | PlaceIndicatorVertex(left + KEY_BLOCK_WIDTH, start); |
---|
962 | PlaceIndicatorVertex(left, start); |
---|
963 | PlaceIndicatorVertex(left, y); |
---|
964 | EndPolyline(); |
---|
965 | |
---|
966 | SetColour(TEXT_COLOUR); |
---|
967 | |
---|
968 | y = bottom; |
---|
969 | if (!units.empty()) { |
---|
970 | GetTextExtent(units, &size, NULL); |
---|
971 | DrawIndicatorText(left + (KEY_BLOCK_WIDTH - size) / 2, y, units); |
---|
972 | y += KEY_BLOCK_HEIGHT; |
---|
973 | } |
---|
974 | y -= GetFontSize() / 2; |
---|
975 | left += KEY_BLOCK_WIDTH + 5; |
---|
976 | |
---|
977 | if (!other.empty()) { |
---|
978 | y += KEY_BLOCK_HEIGHT / 2; |
---|
979 | DrawIndicatorText(left, y, other); |
---|
980 | y += KEY_BLOCK_HEIGHT * 2 - KEY_BLOCK_HEIGHT / 2; |
---|
981 | } |
---|
982 | |
---|
983 | if (num_bands == 1) { |
---|
984 | y += KEY_BLOCK_HEIGHT / 2; |
---|
985 | DrawIndicatorText(left, y, key_legends[0]); |
---|
986 | } else { |
---|
987 | for (band = 0; band < num_bands; ++band) { |
---|
988 | DrawIndicatorText(left, y, key_legends[band]); |
---|
989 | y += KEY_BLOCK_HEIGHT; |
---|
990 | } |
---|
991 | } |
---|
992 | } |
---|
993 | |
---|
994 | void GfxCore::DrawDepthKey() |
---|
995 | { |
---|
996 | Double z_ext = m_Parent->GetDepthExtent(); |
---|
997 | int num_bands = 1; |
---|
998 | int sf = 0; |
---|
999 | if (z_ext > 0.0) { |
---|
1000 | num_bands = GetNumColourBands(); |
---|
1001 | Double z_range = z_ext; |
---|
1002 | if (!m_Metric) z_range /= METRES_PER_FOOT; |
---|
1003 | sf = max(0, 1 - (int)floor(log10(z_range))); |
---|
1004 | } |
---|
1005 | |
---|
1006 | Double z_min = m_Parent->GetDepthMin() + m_Parent->GetOffset().GetZ(); |
---|
1007 | for (int band = 0; band < num_bands; ++band) { |
---|
1008 | Double z = z_min; |
---|
1009 | if (band) |
---|
1010 | z += z_ext * band / (num_bands - 1); |
---|
1011 | |
---|
1012 | if (!m_Metric) |
---|
1013 | z /= METRES_PER_FOOT; |
---|
1014 | |
---|
1015 | key_legends[band].Printf(wxT("%.*f"), sf, z); |
---|
1016 | } |
---|
1017 | |
---|
1018 | DrawColourKey(num_bands, wxString(), wmsg(m_Metric ? /*m*/424: /*ft*/428)); |
---|
1019 | } |
---|
1020 | |
---|
1021 | void GfxCore::DrawDateKey() |
---|
1022 | { |
---|
1023 | int num_bands; |
---|
1024 | if (!HasDateInformation()) { |
---|
1025 | num_bands = 0; |
---|
1026 | } else { |
---|
1027 | int date_ext = m_Parent->GetDateExtent(); |
---|
1028 | if (date_ext == 0) { |
---|
1029 | num_bands = 1; |
---|
1030 | } else { |
---|
1031 | num_bands = GetNumColourBands(); |
---|
1032 | } |
---|
1033 | for (int band = 0; band < num_bands; ++band) { |
---|
1034 | int y, m, d; |
---|
1035 | int days = m_Parent->GetDateMin(); |
---|
1036 | if (band) |
---|
1037 | days += date_ext * band / (num_bands - 1); |
---|
1038 | ymd_from_days_since_1900(days, &y, &m, &d); |
---|
1039 | key_legends[band].Printf(wxT("%04d-%02d-%02d"), y, m, d); |
---|
1040 | } |
---|
1041 | } |
---|
1042 | |
---|
1043 | wxString other; |
---|
1044 | if (!m_Parent->HasCompleteDateInfo()) { |
---|
1045 | /* TRANSLATORS: Used in the "colour key" for "colour by date" if there |
---|
1046 | * are surveys without date information. Try to keep this fairly short. |
---|
1047 | */ |
---|
1048 | other = wmsg(/*Undated*/221); |
---|
1049 | } |
---|
1050 | |
---|
1051 | DrawColourKey(num_bands, other, wxString()); |
---|
1052 | } |
---|
1053 | |
---|
1054 | void GfxCore::DrawErrorKey() |
---|
1055 | { |
---|
1056 | int num_bands; |
---|
1057 | if (HasErrorInformation()) { |
---|
1058 | // Use fixed colours for each error factor so it's directly visually |
---|
1059 | // comparable between surveys. |
---|
1060 | num_bands = GetNumColourBands(); |
---|
1061 | for (int band = 0; band < num_bands; ++band) { |
---|
1062 | double E = MAX_ERROR * band / (num_bands - 1); |
---|
1063 | key_legends[band].Printf(wxT("%.2f"), E); |
---|
1064 | } |
---|
1065 | } else { |
---|
1066 | num_bands = 0; |
---|
1067 | } |
---|
1068 | |
---|
1069 | // Always show the "Not in loop" legend for now (FIXME). |
---|
1070 | /* TRANSLATORS: Used in the "colour key" for "colour by error" for surveys |
---|
1071 | * which aren’t part of a loop and so have no error information. Try to keep |
---|
1072 | * this fairly short. */ |
---|
1073 | DrawColourKey(num_bands, wmsg(/*Not in loop*/290), wxString()); |
---|
1074 | } |
---|
1075 | |
---|
1076 | void GfxCore::DrawScaleBar() |
---|
1077 | { |
---|
1078 | // Draw the scalebar. |
---|
1079 | if (GetPerspective()) return; |
---|
1080 | |
---|
1081 | // Calculate how many metres of survey are currently displayed across the |
---|
1082 | // screen. |
---|
1083 | Double across_screen = SurveyUnitsAcrossViewport(); |
---|
1084 | |
---|
1085 | double f = double(GetClinoXPosition() - INDICATOR_BOX_SIZE / 2 - SCALE_BAR_OFFSET_X) / GetXSize(); |
---|
1086 | if (f > 0.75) { |
---|
1087 | f = 0.75; |
---|
1088 | } else if (f < 0.5) { |
---|
1089 | // Stop it getting squeezed to nothing. |
---|
1090 | // FIXME: In this case we should probably move the compass and clino up |
---|
1091 | // to make room rather than letting stuff overlap. |
---|
1092 | f = 0.5; |
---|
1093 | } |
---|
1094 | |
---|
1095 | // Convert to imperial measurements if required. |
---|
1096 | Double multiplier = 1.0; |
---|
1097 | if (!m_Metric) { |
---|
1098 | across_screen /= METRES_PER_FOOT; |
---|
1099 | multiplier = METRES_PER_FOOT; |
---|
1100 | if (across_screen >= 5280.0 / f) { |
---|
1101 | across_screen /= 5280.0; |
---|
1102 | multiplier *= 5280.0; |
---|
1103 | } |
---|
1104 | } |
---|
1105 | |
---|
1106 | // Calculate the length of the scale bar. |
---|
1107 | Double size_snap = pow(10.0, floor(log10(f * across_screen))); |
---|
1108 | Double t = across_screen * f / size_snap; |
---|
1109 | if (t >= 5.0) { |
---|
1110 | size_snap *= 5.0; |
---|
1111 | } else if (t >= 2.0) { |
---|
1112 | size_snap *= 2.0; |
---|
1113 | } |
---|
1114 | |
---|
1115 | if (!m_Metric) size_snap *= multiplier; |
---|
1116 | |
---|
1117 | // Actual size of the thing in pixels: |
---|
1118 | int size = int((size_snap / SurveyUnitsAcrossViewport()) * GetXSize()); |
---|
1119 | m_ScaleBarWidth = size; |
---|
1120 | |
---|
1121 | // Draw it... |
---|
1122 | const int end_y = SCALE_BAR_OFFSET_Y + SCALE_BAR_HEIGHT; |
---|
1123 | int interval = size / 10; |
---|
1124 | |
---|
1125 | gla_colour col = col_WHITE; |
---|
1126 | for (int ix = 0; ix < 10; ix++) { |
---|
1127 | int x = SCALE_BAR_OFFSET_X + int(ix * ((Double) size / 10.0)); |
---|
1128 | |
---|
1129 | DrawRectangle(col, col, x, end_y, interval + 2, SCALE_BAR_HEIGHT); |
---|
1130 | |
---|
1131 | col = (col == col_WHITE) ? col_GREY : col_WHITE; |
---|
1132 | } |
---|
1133 | |
---|
1134 | // Add labels. |
---|
1135 | wxString str; |
---|
1136 | int units; |
---|
1137 | if (m_Metric) { |
---|
1138 | Double km = size_snap * 1e-3; |
---|
1139 | if (km >= 1.0) { |
---|
1140 | size_snap = km; |
---|
1141 | /* TRANSLATORS: abbreviation for "kilometres" (unit of length), |
---|
1142 | * used e.g. "5km". |
---|
1143 | * |
---|
1144 | * If there should be a space between the number and this, include |
---|
1145 | * one in the translation. */ |
---|
1146 | units = /*km*/423; |
---|
1147 | } else if (size_snap >= 1.0) { |
---|
1148 | /* TRANSLATORS: abbreviation for "metres" (unit of length), used |
---|
1149 | * e.g. "10m". |
---|
1150 | * |
---|
1151 | * If there should be a space between the number and this, include |
---|
1152 | * one in the translation. */ |
---|
1153 | units = /*m*/424; |
---|
1154 | } else { |
---|
1155 | size_snap *= 1e2; |
---|
1156 | /* TRANSLATORS: abbreviation for "centimetres" (unit of length), |
---|
1157 | * used e.g. "50cm". |
---|
1158 | * |
---|
1159 | * If there should be a space between the number and this, include |
---|
1160 | * one in the translation. */ |
---|
1161 | units = /*cm*/425; |
---|
1162 | } |
---|
1163 | } else { |
---|
1164 | size_snap /= METRES_PER_FOOT; |
---|
1165 | Double miles = size_snap / 5280.0; |
---|
1166 | if (miles >= 1.0) { |
---|
1167 | size_snap = miles; |
---|
1168 | if (size_snap >= 2.0) { |
---|
1169 | /* TRANSLATORS: abbreviation for "miles" (unit of length, |
---|
1170 | * plural), used e.g. "2 miles". |
---|
1171 | * |
---|
1172 | * If there should be a space between the number and this, |
---|
1173 | * include one in the translation. */ |
---|
1174 | units = /* miles*/426; |
---|
1175 | } else { |
---|
1176 | /* TRANSLATORS: abbreviation for "mile" (unit of length, |
---|
1177 | * singular), used e.g. "1 mile". |
---|
1178 | * |
---|
1179 | * If there should be a space between the number and this, |
---|
1180 | * include one in the translation. */ |
---|
1181 | units = /* mile*/427; |
---|
1182 | } |
---|
1183 | } else if (size_snap >= 1.0) { |
---|
1184 | /* TRANSLATORS: abbreviation for "feet" (unit of length), used e.g. |
---|
1185 | * as "10ft". |
---|
1186 | * |
---|
1187 | * If there should be a space between the number and this, include |
---|
1188 | * one in the translation. */ |
---|
1189 | units = /*ft*/428; |
---|
1190 | } else { |
---|
1191 | size_snap *= 12.0; |
---|
1192 | /* TRANSLATORS: abbreviation for "inches" (unit of length), used |
---|
1193 | * e.g. as "6in". |
---|
1194 | * |
---|
1195 | * If there should be a space between the number and this, include |
---|
1196 | * one in the translation. */ |
---|
1197 | units = /*in*/429; |
---|
1198 | } |
---|
1199 | } |
---|
1200 | if (size_snap >= 1.0) { |
---|
1201 | str.Printf(wxT("%.f%s"), size_snap, wmsg(units).c_str()); |
---|
1202 | } else { |
---|
1203 | int sf = -(int)floor(log10(size_snap)); |
---|
1204 | str.Printf(wxT("%.*f%s"), sf, size_snap, wmsg(units).c_str()); |
---|
1205 | } |
---|
1206 | |
---|
1207 | int text_width, text_height; |
---|
1208 | GetTextExtent(str, &text_width, &text_height); |
---|
1209 | const int text_y = end_y - text_height + 1; |
---|
1210 | SetColour(TEXT_COLOUR); |
---|
1211 | DrawIndicatorText(SCALE_BAR_OFFSET_X, text_y, wxT("0")); |
---|
1212 | DrawIndicatorText(SCALE_BAR_OFFSET_X + size - text_width, text_y, str); |
---|
1213 | } |
---|
1214 | |
---|
1215 | bool GfxCore::CheckHitTestGrid(const wxPoint& point, bool centre) |
---|
1216 | { |
---|
1217 | if (Animating()) return false; |
---|
1218 | |
---|
1219 | if (point.x < 0 || point.x >= GetXSize() || |
---|
1220 | point.y < 0 || point.y >= GetYSize()) { |
---|
1221 | return false; |
---|
1222 | } |
---|
1223 | |
---|
1224 | SetDataTransform(); |
---|
1225 | |
---|
1226 | if (!m_HitTestGridValid) CreateHitTestGrid(); |
---|
1227 | |
---|
1228 | int grid_x = point.x * HITTEST_SIZE / (GetXSize() + 1); |
---|
1229 | int grid_y = point.y * HITTEST_SIZE / (GetYSize() + 1); |
---|
1230 | |
---|
1231 | LabelInfo *best = NULL; |
---|
1232 | int dist_sqrd = sqrd_measure_threshold; |
---|
1233 | int square = grid_x + grid_y * HITTEST_SIZE; |
---|
1234 | list<LabelInfo*>::iterator iter = m_PointGrid[square].begin(); |
---|
1235 | |
---|
1236 | while (iter != m_PointGrid[square].end()) { |
---|
1237 | LabelInfo *pt = *iter++; |
---|
1238 | |
---|
1239 | double cx, cy, cz; |
---|
1240 | |
---|
1241 | Transform(*pt, &cx, &cy, &cz); |
---|
1242 | |
---|
1243 | cy = GetYSize() - cy; |
---|
1244 | |
---|
1245 | int dx = point.x - int(cx); |
---|
1246 | int ds = dx * dx; |
---|
1247 | if (ds >= dist_sqrd) continue; |
---|
1248 | int dy = point.y - int(cy); |
---|
1249 | |
---|
1250 | ds += dy * dy; |
---|
1251 | if (ds >= dist_sqrd) continue; |
---|
1252 | |
---|
1253 | dist_sqrd = ds; |
---|
1254 | best = pt; |
---|
1255 | |
---|
1256 | if (ds == 0) break; |
---|
1257 | } |
---|
1258 | |
---|
1259 | if (best) { |
---|
1260 | m_Parent->ShowInfo(best, m_there); |
---|
1261 | if (centre) { |
---|
1262 | // FIXME: allow Ctrl-Click to not set there or something? |
---|
1263 | CentreOn(*best); |
---|
1264 | WarpPointer(GetXSize() / 2, GetYSize() / 2); |
---|
1265 | SetThere(best); |
---|
1266 | m_Parent->SelectTreeItem(best); |
---|
1267 | } |
---|
1268 | } else { |
---|
1269 | // Left-clicking not on a survey cancels the measuring line. |
---|
1270 | if (centre) { |
---|
1271 | ClearTreeSelection(); |
---|
1272 | } else { |
---|
1273 | m_Parent->ShowInfo(best, m_there); |
---|
1274 | double x, y, z; |
---|
1275 | ReverseTransform(point.x, GetYSize() - point.y, &x, &y, &z); |
---|
1276 | temp_here.assign(Vector3(x, y, z)); |
---|
1277 | SetHere(&temp_here); |
---|
1278 | } |
---|
1279 | } |
---|
1280 | |
---|
1281 | return best; |
---|
1282 | } |
---|
1283 | |
---|
1284 | void GfxCore::OnSize(wxSizeEvent& event) |
---|
1285 | { |
---|
1286 | // Handle a change in window size. |
---|
1287 | wxSize size = event.GetSize(); |
---|
1288 | |
---|
1289 | if (size.GetWidth() <= 0 || size.GetHeight() <= 0) { |
---|
1290 | // Before things are fully initialised, we sometimes get a bogus |
---|
1291 | // resize message... |
---|
1292 | // FIXME have changes in MainFrm cured this? It still happens with |
---|
1293 | // 1.0.32 and wxGTK 2.5.2 (load a file from the command line). |
---|
1294 | // With 1.1.6 and wxGTK 2.4.2 we only get negative sizes if MainFrm |
---|
1295 | // is resized such that the GfxCore window isn't visible. |
---|
1296 | //printf("OnSize(%d,%d)\n", size.GetWidth(), size.GetHeight()); |
---|
1297 | return; |
---|
1298 | } |
---|
1299 | |
---|
1300 | event.Skip(); |
---|
1301 | |
---|
1302 | if (m_DoneFirstShow) { |
---|
1303 | TryToFreeArrays(); |
---|
1304 | |
---|
1305 | m_HitTestGridValid = false; |
---|
1306 | |
---|
1307 | ForceRefresh(); |
---|
1308 | } |
---|
1309 | } |
---|
1310 | |
---|
1311 | void GfxCore::DefaultParameters() |
---|
1312 | { |
---|
1313 | // Set default viewing parameters. |
---|
1314 | |
---|
1315 | m_Surface = false; |
---|
1316 | if (!m_Parent->HasUndergroundLegs()) { |
---|
1317 | if (m_Parent->HasSurfaceLegs()) { |
---|
1318 | // If there are surface legs, but no underground legs, turn |
---|
1319 | // surface surveys on. |
---|
1320 | m_Surface = true; |
---|
1321 | } else { |
---|
1322 | // If there are no legs (e.g. after loading a .pos file), turn |
---|
1323 | // crosses on. |
---|
1324 | m_Crosses = true; |
---|
1325 | } |
---|
1326 | } |
---|
1327 | |
---|
1328 | m_PanAngle = 0.0; |
---|
1329 | if (m_Parent->IsExtendedElevation()) { |
---|
1330 | m_TiltAngle = 0.0; |
---|
1331 | } else { |
---|
1332 | m_TiltAngle = -90.0; |
---|
1333 | } |
---|
1334 | |
---|
1335 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
1336 | SetTranslation(Vector3()); |
---|
1337 | |
---|
1338 | m_RotationStep = 30.0; |
---|
1339 | m_Rotating = false; |
---|
1340 | m_SwitchingTo = 0; |
---|
1341 | m_Entrances = false; |
---|
1342 | m_FixedPts = false; |
---|
1343 | m_ExportedPts = false; |
---|
1344 | m_Grid = false; |
---|
1345 | m_BoundingBox = false; |
---|
1346 | m_Tubes = false; |
---|
1347 | if (GetPerspective()) TogglePerspective(); |
---|
1348 | } |
---|
1349 | |
---|
1350 | void GfxCore::Defaults() |
---|
1351 | { |
---|
1352 | // Restore default scale, rotation and translation parameters. |
---|
1353 | DefaultParameters(); |
---|
1354 | SetScale(1.0); |
---|
1355 | |
---|
1356 | // Invalidate all the cached lists. |
---|
1357 | GLACanvas::FirstShow(); |
---|
1358 | |
---|
1359 | ForceRefresh(); |
---|
1360 | } |
---|
1361 | |
---|
1362 | void GfxCore::Animate() |
---|
1363 | { |
---|
1364 | // Don't show pointer coordinates while animating. |
---|
1365 | // FIXME : only do this when we *START* animating! Use a static copy |
---|
1366 | // of the value of "Animating()" last time we were here to track this? |
---|
1367 | // MainFrm now checks if we're trying to clear already cleared labels |
---|
1368 | // and just returns, but it might be simpler to check here! |
---|
1369 | ClearCoords(); |
---|
1370 | m_Parent->ShowInfo(); |
---|
1371 | |
---|
1372 | long t; |
---|
1373 | if (movie) { |
---|
1374 | ReadPixels(movie->GetWidth(), movie->GetHeight(), movie->GetBuffer()); |
---|
1375 | if (!movie->AddFrame()) { |
---|
1376 | wxGetApp().ReportError(wxString(movie->get_error_string(), wxConvUTF8)); |
---|
1377 | delete movie; |
---|
1378 | movie = NULL; |
---|
1379 | presentation_mode = 0; |
---|
1380 | return; |
---|
1381 | } |
---|
1382 | t = 1000 / 25; // 25 frames per second |
---|
1383 | } else { |
---|
1384 | static long t_prev = 0; |
---|
1385 | t = timer.Time(); |
---|
1386 | // Avoid redrawing twice in the same frame. |
---|
1387 | long delta_t = (t_prev == 0 ? 1000 / MAX_FRAMERATE : t - t_prev); |
---|
1388 | if (delta_t < 1000 / MAX_FRAMERATE) |
---|
1389 | return; |
---|
1390 | t_prev = t; |
---|
1391 | if (presentation_mode == PLAYING && pres_speed != 0.0) |
---|
1392 | t = delta_t; |
---|
1393 | } |
---|
1394 | |
---|
1395 | if (presentation_mode == PLAYING && pres_speed != 0.0) { |
---|
1396 | // FIXME: It would probably be better to work relative to the time we |
---|
1397 | // passed the last mark, but that's complicated by the speed |
---|
1398 | // potentially changing (or even the direction of playback reversing) |
---|
1399 | // at any point during playback. |
---|
1400 | Double tick = t * 0.001 * fabs(pres_speed); |
---|
1401 | while (tick >= next_mark_time) { |
---|
1402 | tick -= next_mark_time; |
---|
1403 | this_mark_total = 0; |
---|
1404 | PresentationMark prev_mark = next_mark; |
---|
1405 | if (prev_mark.angle < 0) prev_mark.angle += 360.0; |
---|
1406 | else if (prev_mark.angle >= 360.0) prev_mark.angle -= 360.0; |
---|
1407 | if (pres_reverse) |
---|
1408 | next_mark = m_Parent->GetPresMark(MARK_PREV); |
---|
1409 | else |
---|
1410 | next_mark = m_Parent->GetPresMark(MARK_NEXT); |
---|
1411 | if (!next_mark.is_valid()) { |
---|
1412 | SetView(prev_mark); |
---|
1413 | presentation_mode = 0; |
---|
1414 | if (movie && !movie->Close()) { |
---|
1415 | wxGetApp().ReportError(wxString(movie->get_error_string(), wxConvUTF8)); |
---|
1416 | } |
---|
1417 | delete movie; |
---|
1418 | movie = NULL; |
---|
1419 | break; |
---|
1420 | } |
---|
1421 | |
---|
1422 | double tmp = (pres_reverse ? prev_mark.time : next_mark.time); |
---|
1423 | if (tmp > 0) { |
---|
1424 | next_mark_time = tmp; |
---|
1425 | } else { |
---|
1426 | double d = (next_mark - prev_mark).magnitude(); |
---|
1427 | // FIXME: should ignore component of d which is unseen in |
---|
1428 | // non-perspective mode? |
---|
1429 | next_mark_time = sqrd(d / 30.0); |
---|
1430 | double a = next_mark.angle - prev_mark.angle; |
---|
1431 | if (a > 180.0) { |
---|
1432 | next_mark.angle -= 360.0; |
---|
1433 | a = 360.0 - a; |
---|
1434 | } else if (a < -180.0) { |
---|
1435 | next_mark.angle += 360.0; |
---|
1436 | a += 360.0; |
---|
1437 | } else { |
---|
1438 | a = fabs(a); |
---|
1439 | } |
---|
1440 | next_mark_time += sqrd(a / 60.0); |
---|
1441 | double ta = fabs(next_mark.tilt_angle - prev_mark.tilt_angle); |
---|
1442 | next_mark_time += sqrd(ta / 60.0); |
---|
1443 | double s = fabs(log(next_mark.scale) - log(prev_mark.scale)); |
---|
1444 | next_mark_time += sqrd(s / 2.0); |
---|
1445 | next_mark_time = sqrt(next_mark_time); |
---|
1446 | // was: next_mark_time = max(max(d / 30, s / 2), max(a, ta) / 60); |
---|
1447 | //printf("*** %.6f from (\nd: %.6f\ns: %.6f\na: %.6f\nt: %.6f )\n", |
---|
1448 | // next_mark_time, d/30.0, s/2.0, a/60.0, ta/60.0); |
---|
1449 | if (tmp < 0) next_mark_time /= -tmp; |
---|
1450 | } |
---|
1451 | } |
---|
1452 | |
---|
1453 | if (presentation_mode) { |
---|
1454 | // Advance position towards next_mark |
---|
1455 | double p = tick / next_mark_time; |
---|
1456 | double q = 1 - p; |
---|
1457 | PresentationMark here = GetView(); |
---|
1458 | if (next_mark.angle < 0) { |
---|
1459 | if (here.angle >= next_mark.angle + 360.0) |
---|
1460 | here.angle -= 360.0; |
---|
1461 | } else if (next_mark.angle >= 360.0) { |
---|
1462 | if (here.angle <= next_mark.angle - 360.0) |
---|
1463 | here.angle += 360.0; |
---|
1464 | } |
---|
1465 | here.assign(q * here + p * next_mark); |
---|
1466 | here.angle = q * here.angle + p * next_mark.angle; |
---|
1467 | if (here.angle < 0) here.angle += 360.0; |
---|
1468 | else if (here.angle >= 360.0) here.angle -= 360.0; |
---|
1469 | here.tilt_angle = q * here.tilt_angle + p * next_mark.tilt_angle; |
---|
1470 | here.scale = exp(q * log(here.scale) + p * log(next_mark.scale)); |
---|
1471 | SetView(here); |
---|
1472 | this_mark_total += tick; |
---|
1473 | next_mark_time -= tick; |
---|
1474 | } |
---|
1475 | |
---|
1476 | ForceRefresh(); |
---|
1477 | return; |
---|
1478 | } |
---|
1479 | |
---|
1480 | // When rotating... |
---|
1481 | if (m_Rotating) { |
---|
1482 | Double step = base_pan + (t - base_pan_time) * 1e-3 * m_RotationStep - m_PanAngle; |
---|
1483 | TurnCave(step); |
---|
1484 | } |
---|
1485 | |
---|
1486 | if (m_SwitchingTo == PLAN) { |
---|
1487 | // When switching to plan view... |
---|
1488 | Double step = base_tilt - (t - base_tilt_time) * 1e-3 * 90.0 - m_TiltAngle; |
---|
1489 | TiltCave(step); |
---|
1490 | if (m_TiltAngle == -90.0) { |
---|
1491 | m_SwitchingTo = 0; |
---|
1492 | } |
---|
1493 | } else if (m_SwitchingTo == ELEVATION) { |
---|
1494 | // When switching to elevation view... |
---|
1495 | Double step; |
---|
1496 | if (m_TiltAngle > 0.0) { |
---|
1497 | step = base_tilt - (t - base_tilt_time) * 1e-3 * 90.0 - m_TiltAngle; |
---|
1498 | } else { |
---|
1499 | step = base_tilt + (t - base_tilt_time) * 1e-3 * 90.0 - m_TiltAngle; |
---|
1500 | } |
---|
1501 | if (fabs(step) >= fabs(m_TiltAngle)) { |
---|
1502 | m_SwitchingTo = 0; |
---|
1503 | step = -m_TiltAngle; |
---|
1504 | } |
---|
1505 | TiltCave(step); |
---|
1506 | } else if (m_SwitchingTo) { |
---|
1507 | // Rotate the shortest way around to the destination angle. If we're |
---|
1508 | // 180 off, we favour turning anticlockwise, as auto-rotation does by |
---|
1509 | // default. |
---|
1510 | Double target = (m_SwitchingTo - NORTH) * 90; |
---|
1511 | Double diff = target - m_PanAngle; |
---|
1512 | diff = fmod(diff, 360); |
---|
1513 | if (diff <= -180) |
---|
1514 | diff += 360; |
---|
1515 | else if (diff > 180) |
---|
1516 | diff -= 360; |
---|
1517 | if (m_RotationStep < 0 && diff == 180.0) |
---|
1518 | diff = -180.0; |
---|
1519 | Double step = base_pan - m_PanAngle; |
---|
1520 | Double delta = (t - base_pan_time) * 1e-3 * fabs(m_RotationStep); |
---|
1521 | if (diff > 0) { |
---|
1522 | step += delta; |
---|
1523 | } else { |
---|
1524 | step -= delta; |
---|
1525 | } |
---|
1526 | step = fmod(step, 360); |
---|
1527 | if (step <= -180) |
---|
1528 | step += 360; |
---|
1529 | else if (step > 180) |
---|
1530 | step -= 360; |
---|
1531 | if (fabs(step) >= fabs(diff)) { |
---|
1532 | m_SwitchingTo = 0; |
---|
1533 | step = diff; |
---|
1534 | } |
---|
1535 | TurnCave(step); |
---|
1536 | } |
---|
1537 | |
---|
1538 | ForceRefresh(); |
---|
1539 | } |
---|
1540 | |
---|
1541 | // How much to allow around the box - this is because of the ring shape |
---|
1542 | // at one end of the line. |
---|
1543 | static const int HIGHLIGHTED_PT_SIZE = 2; // FIXME: tie in to blob and ring size |
---|
1544 | #define MARGIN (HIGHLIGHTED_PT_SIZE * 2 + 1) |
---|
1545 | void GfxCore::RefreshLine(const Point *a, const Point *b, const Point *c) |
---|
1546 | { |
---|
1547 | #ifdef __WXMSW__ |
---|
1548 | (void)a; |
---|
1549 | (void)b; |
---|
1550 | (void)c; |
---|
1551 | // FIXME: We get odd redraw artifacts if we just update the line, and |
---|
1552 | // redrawing the whole scene doesn't actually seem to be measurably |
---|
1553 | // slower. That may not be true with software rendering though... |
---|
1554 | ForceRefresh(); |
---|
1555 | #else |
---|
1556 | // Best of all might be to copy the window contents before we draw the |
---|
1557 | // line, then replace each time we redraw. |
---|
1558 | |
---|
1559 | // Calculate the minimum rectangle which includes the old and new |
---|
1560 | // measuring lines to minimise the redraw time |
---|
1561 | int l = INT_MAX, r = INT_MIN, u = INT_MIN, d = INT_MAX; |
---|
1562 | double X, Y, Z; |
---|
1563 | if (a) { |
---|
1564 | if (!Transform(*a, &X, &Y, &Z)) { |
---|
1565 | printf("oops\n"); |
---|
1566 | } else { |
---|
1567 | int x = int(X); |
---|
1568 | int y = GetYSize() - 1 - int(Y); |
---|
1569 | l = x; |
---|
1570 | r = x; |
---|
1571 | u = y; |
---|
1572 | d = y; |
---|
1573 | } |
---|
1574 | } |
---|
1575 | if (b) { |
---|
1576 | if (!Transform(*b, &X, &Y, &Z)) { |
---|
1577 | printf("oops\n"); |
---|
1578 | } else { |
---|
1579 | int x = int(X); |
---|
1580 | int y = GetYSize() - 1 - int(Y); |
---|
1581 | l = min(l, x); |
---|
1582 | r = max(r, x); |
---|
1583 | u = max(u, y); |
---|
1584 | d = min(d, y); |
---|
1585 | } |
---|
1586 | } |
---|
1587 | if (c) { |
---|
1588 | if (!Transform(*c, &X, &Y, &Z)) { |
---|
1589 | printf("oops\n"); |
---|
1590 | } else { |
---|
1591 | int x = int(X); |
---|
1592 | int y = GetYSize() - 1 - int(Y); |
---|
1593 | l = min(l, x); |
---|
1594 | r = max(r, x); |
---|
1595 | u = max(u, y); |
---|
1596 | d = min(d, y); |
---|
1597 | } |
---|
1598 | } |
---|
1599 | l -= MARGIN; |
---|
1600 | r += MARGIN; |
---|
1601 | u += MARGIN; |
---|
1602 | d -= MARGIN; |
---|
1603 | RefreshRect(wxRect(l, d, r - l, u - d), false); |
---|
1604 | #endif |
---|
1605 | } |
---|
1606 | |
---|
1607 | void GfxCore::SetHereFromTree(const LabelInfo * p) |
---|
1608 | { |
---|
1609 | SetHere(p); |
---|
1610 | m_Parent->ShowInfo(m_here, m_there); |
---|
1611 | } |
---|
1612 | |
---|
1613 | void GfxCore::SetHere() |
---|
1614 | { |
---|
1615 | if (!m_here) return; |
---|
1616 | bool line_active = MeasuringLineActive(); |
---|
1617 | const LabelInfo * old = m_here; |
---|
1618 | m_here = NULL; |
---|
1619 | if (line_active || MeasuringLineActive()) |
---|
1620 | RefreshLine(old, m_there, m_here); |
---|
1621 | } |
---|
1622 | |
---|
1623 | void GfxCore::SetHere(const LabelInfo *p) |
---|
1624 | { |
---|
1625 | bool line_active = MeasuringLineActive(); |
---|
1626 | const LabelInfo * old = m_here; |
---|
1627 | m_here = p; |
---|
1628 | if (line_active || MeasuringLineActive()) |
---|
1629 | RefreshLine(old, m_there, m_here); |
---|
1630 | } |
---|
1631 | |
---|
1632 | void GfxCore::SetThere() |
---|
1633 | { |
---|
1634 | if (!m_there) return; |
---|
1635 | const LabelInfo * old = m_there; |
---|
1636 | m_there = NULL; |
---|
1637 | RefreshLine(m_here, old, m_there); |
---|
1638 | } |
---|
1639 | |
---|
1640 | void GfxCore::SetThere(const LabelInfo * p) |
---|
1641 | { |
---|
1642 | const LabelInfo * old = m_there; |
---|
1643 | m_there = p; |
---|
1644 | RefreshLine(m_here, old, m_there); |
---|
1645 | } |
---|
1646 | |
---|
1647 | void GfxCore::CreateHitTestGrid() |
---|
1648 | { |
---|
1649 | if (!m_PointGrid) { |
---|
1650 | // Initialise hit-test grid. |
---|
1651 | m_PointGrid = new list<LabelInfo*>[HITTEST_SIZE * HITTEST_SIZE]; |
---|
1652 | } else { |
---|
1653 | // Clear hit-test grid. |
---|
1654 | for (int i = 0; i < HITTEST_SIZE * HITTEST_SIZE; i++) { |
---|
1655 | m_PointGrid[i].clear(); |
---|
1656 | } |
---|
1657 | } |
---|
1658 | |
---|
1659 | // Fill the grid. |
---|
1660 | list<LabelInfo*>::const_iterator pos = m_Parent->GetLabels(); |
---|
1661 | list<LabelInfo*>::const_iterator end = m_Parent->GetLabelsEnd(); |
---|
1662 | while (pos != end) { |
---|
1663 | LabelInfo* label = *pos++; |
---|
1664 | |
---|
1665 | if (!((m_Surface && label->IsSurface()) || |
---|
1666 | (m_Legs && label->IsUnderground()) || |
---|
1667 | (!label->IsSurface() && !label->IsUnderground()))) { |
---|
1668 | // if this station isn't to be displayed, skip to the next |
---|
1669 | // (last case is for stns with no legs attached) |
---|
1670 | continue; |
---|
1671 | } |
---|
1672 | |
---|
1673 | // Calculate screen coordinates. |
---|
1674 | double cx, cy, cz; |
---|
1675 | Transform(*label, &cx, &cy, &cz); |
---|
1676 | if (cx < 0 || cx >= GetXSize()) continue; |
---|
1677 | if (cy < 0 || cy >= GetYSize()) continue; |
---|
1678 | |
---|
1679 | cy = GetYSize() - cy; |
---|
1680 | |
---|
1681 | // On-screen, so add to hit-test grid... |
---|
1682 | int grid_x = int(cx * HITTEST_SIZE / (GetXSize() + 1)); |
---|
1683 | int grid_y = int(cy * HITTEST_SIZE / (GetYSize() + 1)); |
---|
1684 | |
---|
1685 | m_PointGrid[grid_x + grid_y * HITTEST_SIZE].push_back(label); |
---|
1686 | } |
---|
1687 | |
---|
1688 | m_HitTestGridValid = true; |
---|
1689 | } |
---|
1690 | |
---|
1691 | // |
---|
1692 | // Methods for controlling the orientation of the survey |
---|
1693 | // |
---|
1694 | |
---|
1695 | void GfxCore::TurnCave(Double angle) |
---|
1696 | { |
---|
1697 | // Turn the cave around its z-axis by a given angle. |
---|
1698 | |
---|
1699 | m_PanAngle += angle; |
---|
1700 | // Wrap to range [0, 360): |
---|
1701 | m_PanAngle = fmod(m_PanAngle, 360.0); |
---|
1702 | if (m_PanAngle < 0.0) { |
---|
1703 | m_PanAngle += 360.0; |
---|
1704 | } |
---|
1705 | |
---|
1706 | m_HitTestGridValid = false; |
---|
1707 | if (m_here && m_here == &temp_here) SetHere(); |
---|
1708 | |
---|
1709 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
1710 | } |
---|
1711 | |
---|
1712 | void GfxCore::TurnCaveTo(Double angle) |
---|
1713 | { |
---|
1714 | if (m_Rotating) { |
---|
1715 | // If we're rotating, jump to the specified angle. |
---|
1716 | TurnCave(angle - m_PanAngle); |
---|
1717 | SetPanBase(); |
---|
1718 | return; |
---|
1719 | } |
---|
1720 | |
---|
1721 | int new_switching_to = ((int)angle) / 90 + NORTH; |
---|
1722 | if (new_switching_to == m_SwitchingTo) { |
---|
1723 | // A second order to switch takes us there right away |
---|
1724 | TurnCave(angle - m_PanAngle); |
---|
1725 | m_SwitchingTo = 0; |
---|
1726 | ForceRefresh(); |
---|
1727 | } else { |
---|
1728 | SetPanBase(); |
---|
1729 | m_SwitchingTo = new_switching_to; |
---|
1730 | } |
---|
1731 | } |
---|
1732 | |
---|
1733 | void GfxCore::TiltCave(Double tilt_angle) |
---|
1734 | { |
---|
1735 | // Tilt the cave by a given angle. |
---|
1736 | if (m_TiltAngle + tilt_angle > 90.0) { |
---|
1737 | m_TiltAngle = 90.0; |
---|
1738 | } else if (m_TiltAngle + tilt_angle < -90.0) { |
---|
1739 | m_TiltAngle = -90.0; |
---|
1740 | } else { |
---|
1741 | m_TiltAngle += tilt_angle; |
---|
1742 | } |
---|
1743 | |
---|
1744 | m_HitTestGridValid = false; |
---|
1745 | if (m_here && m_here == &temp_here) SetHere(); |
---|
1746 | |
---|
1747 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
1748 | } |
---|
1749 | |
---|
1750 | void GfxCore::TranslateCave(int dx, int dy) |
---|
1751 | { |
---|
1752 | AddTranslationScreenCoordinates(dx, dy); |
---|
1753 | m_HitTestGridValid = false; |
---|
1754 | |
---|
1755 | if (m_here && m_here == &temp_here) SetHere(); |
---|
1756 | |
---|
1757 | ForceRefresh(); |
---|
1758 | } |
---|
1759 | |
---|
1760 | void GfxCore::DragFinished() |
---|
1761 | { |
---|
1762 | m_MouseOutsideCompass = m_MouseOutsideElev = false; |
---|
1763 | ForceRefresh(); |
---|
1764 | } |
---|
1765 | |
---|
1766 | void GfxCore::ClearCoords() |
---|
1767 | { |
---|
1768 | m_Parent->ClearCoords(); |
---|
1769 | } |
---|
1770 | |
---|
1771 | void GfxCore::SetCoords(wxPoint point) |
---|
1772 | { |
---|
1773 | // We can't work out 2D coordinates from a perspective view, and it |
---|
1774 | // doesn't really make sense to show coordinates while we're animating. |
---|
1775 | if (GetPerspective() || Animating()) return; |
---|
1776 | |
---|
1777 | // Update the coordinate or altitude display, given the (x, y) position in |
---|
1778 | // window coordinates. The relevant display is updated depending on |
---|
1779 | // whether we're in plan or elevation view. |
---|
1780 | |
---|
1781 | double cx, cy, cz; |
---|
1782 | |
---|
1783 | SetDataTransform(); |
---|
1784 | ReverseTransform(point.x, GetYSize() - 1 - point.y, &cx, &cy, &cz); |
---|
1785 | |
---|
1786 | if (ShowingPlan()) { |
---|
1787 | m_Parent->SetCoords(cx + m_Parent->GetOffset().GetX(), |
---|
1788 | cy + m_Parent->GetOffset().GetY(), |
---|
1789 | m_there); |
---|
1790 | } else if (ShowingElevation()) { |
---|
1791 | m_Parent->SetAltitude(cz + m_Parent->GetOffset().GetZ(), |
---|
1792 | m_there); |
---|
1793 | } else { |
---|
1794 | m_Parent->ClearCoords(); |
---|
1795 | } |
---|
1796 | } |
---|
1797 | |
---|
1798 | int GfxCore::GetCompassXPosition() const |
---|
1799 | { |
---|
1800 | // Return the x-coordinate of the centre of the compass in window |
---|
1801 | // coordinates. |
---|
1802 | return GetXSize() - INDICATOR_OFFSET_X - INDICATOR_BOX_SIZE / 2; |
---|
1803 | } |
---|
1804 | |
---|
1805 | int GfxCore::GetClinoXPosition() const |
---|
1806 | { |
---|
1807 | // Return the x-coordinate of the centre of the compass in window |
---|
1808 | // coordinates. |
---|
1809 | return GetXSize() - GetClinoOffset() - INDICATOR_BOX_SIZE / 2; |
---|
1810 | } |
---|
1811 | |
---|
1812 | int GfxCore::GetIndicatorYPosition() const |
---|
1813 | { |
---|
1814 | // Return the y-coordinate of the centre of the indicators in window |
---|
1815 | // coordinates. |
---|
1816 | return GetYSize() - INDICATOR_OFFSET_Y - INDICATOR_BOX_SIZE / 2; |
---|
1817 | } |
---|
1818 | |
---|
1819 | int GfxCore::GetIndicatorRadius() const |
---|
1820 | { |
---|
1821 | // Return the radius of each indicator. |
---|
1822 | return (INDICATOR_BOX_SIZE - INDICATOR_MARGIN * 2) / 2; |
---|
1823 | } |
---|
1824 | |
---|
1825 | bool GfxCore::PointWithinCompass(wxPoint point) const |
---|
1826 | { |
---|
1827 | // Determine whether a point (in window coordinates) lies within the |
---|
1828 | // compass. |
---|
1829 | if (!ShowingCompass()) return false; |
---|
1830 | |
---|
1831 | glaCoord dx = point.x - GetCompassXPosition(); |
---|
1832 | glaCoord dy = point.y - GetIndicatorYPosition(); |
---|
1833 | glaCoord radius = GetIndicatorRadius(); |
---|
1834 | |
---|
1835 | return (dx * dx + dy * dy <= radius * radius); |
---|
1836 | } |
---|
1837 | |
---|
1838 | bool GfxCore::PointWithinClino(wxPoint point) const |
---|
1839 | { |
---|
1840 | // Determine whether a point (in window coordinates) lies within the clino. |
---|
1841 | if (!ShowingClino()) return false; |
---|
1842 | |
---|
1843 | glaCoord dx = point.x - GetClinoXPosition(); |
---|
1844 | glaCoord dy = point.y - GetIndicatorYPosition(); |
---|
1845 | glaCoord radius = GetIndicatorRadius(); |
---|
1846 | |
---|
1847 | return (dx * dx + dy * dy <= radius * radius); |
---|
1848 | } |
---|
1849 | |
---|
1850 | bool GfxCore::PointWithinScaleBar(wxPoint point) const |
---|
1851 | { |
---|
1852 | // Determine whether a point (in window coordinates) lies within the scale |
---|
1853 | // bar. |
---|
1854 | if (!ShowingScaleBar()) return false; |
---|
1855 | |
---|
1856 | return (point.x >= SCALE_BAR_OFFSET_X && |
---|
1857 | point.x <= SCALE_BAR_OFFSET_X + m_ScaleBarWidth && |
---|
1858 | point.y <= GetYSize() - SCALE_BAR_OFFSET_Y - SCALE_BAR_HEIGHT && |
---|
1859 | point.y >= GetYSize() - SCALE_BAR_OFFSET_Y - SCALE_BAR_HEIGHT*2); |
---|
1860 | } |
---|
1861 | |
---|
1862 | bool GfxCore::PointWithinColourKey(wxPoint point) const |
---|
1863 | { |
---|
1864 | // Determine whether a point (in window coordinates) lies within the key. |
---|
1865 | point.x -= GetXSize() - KEY_OFFSET_X; |
---|
1866 | point.y = KEY_OFFSET_Y - point.y; |
---|
1867 | return (point.x >= key_lowerleft[m_ColourBy].x && point.x <= 0 && |
---|
1868 | point.y >= key_lowerleft[m_ColourBy].y && point.y <= 0); |
---|
1869 | } |
---|
1870 | |
---|
1871 | void GfxCore::SetCompassFromPoint(wxPoint point) |
---|
1872 | { |
---|
1873 | // Given a point in window coordinates, set the heading of the survey. If |
---|
1874 | // the point is outside the compass, it snaps to 45 degree intervals; |
---|
1875 | // otherwise it operates as normal. |
---|
1876 | |
---|
1877 | wxCoord dx = point.x - GetCompassXPosition(); |
---|
1878 | wxCoord dy = point.y - GetIndicatorYPosition(); |
---|
1879 | wxCoord radius = GetIndicatorRadius(); |
---|
1880 | |
---|
1881 | double angle = deg(atan2(double(dx), double(dy))) - 180.0; |
---|
1882 | if (dx * dx + dy * dy <= radius * radius) { |
---|
1883 | TurnCave(angle - m_PanAngle); |
---|
1884 | m_MouseOutsideCompass = false; |
---|
1885 | } else { |
---|
1886 | TurnCave(int(angle / 45.0) * 45.0 - m_PanAngle); |
---|
1887 | m_MouseOutsideCompass = true; |
---|
1888 | } |
---|
1889 | |
---|
1890 | ForceRefresh(); |
---|
1891 | } |
---|
1892 | |
---|
1893 | void GfxCore::SetClinoFromPoint(wxPoint point) |
---|
1894 | { |
---|
1895 | // Given a point in window coordinates, set the elevation of the survey. |
---|
1896 | // If the point is outside the clino, it snaps to 90 degree intervals; |
---|
1897 | // otherwise it operates as normal. |
---|
1898 | |
---|
1899 | glaCoord dx = point.x - GetClinoXPosition(); |
---|
1900 | glaCoord dy = point.y - GetIndicatorYPosition(); |
---|
1901 | glaCoord radius = GetIndicatorRadius(); |
---|
1902 | |
---|
1903 | if (dx >= 0 && dx * dx + dy * dy <= radius * radius) { |
---|
1904 | TiltCave(-deg(atan2(double(dy), double(dx))) - m_TiltAngle); |
---|
1905 | m_MouseOutsideElev = false; |
---|
1906 | } else if (dy >= INDICATOR_MARGIN) { |
---|
1907 | TiltCave(-90.0 - m_TiltAngle); |
---|
1908 | m_MouseOutsideElev = true; |
---|
1909 | } else if (dy <= -INDICATOR_MARGIN) { |
---|
1910 | TiltCave(90.0 - m_TiltAngle); |
---|
1911 | m_MouseOutsideElev = true; |
---|
1912 | } else { |
---|
1913 | TiltCave(-m_TiltAngle); |
---|
1914 | m_MouseOutsideElev = true; |
---|
1915 | } |
---|
1916 | |
---|
1917 | ForceRefresh(); |
---|
1918 | } |
---|
1919 | |
---|
1920 | void GfxCore::SetScaleBarFromOffset(wxCoord dx) |
---|
1921 | { |
---|
1922 | // Set the scale of the survey, given an offset as to how much the mouse has |
---|
1923 | // been dragged over the scalebar since the last scale change. |
---|
1924 | |
---|
1925 | SetScale((m_ScaleBarWidth + dx) * m_Scale / m_ScaleBarWidth); |
---|
1926 | ForceRefresh(); |
---|
1927 | } |
---|
1928 | |
---|
1929 | void GfxCore::RedrawIndicators() |
---|
1930 | { |
---|
1931 | // Redraw the compass and clino indicators. |
---|
1932 | |
---|
1933 | RefreshRect(wxRect(GetXSize() - INDICATOR_OFFSET_X - INDICATOR_BOX_SIZE*2 - |
---|
1934 | INDICATOR_GAP, |
---|
1935 | GetYSize() - INDICATOR_OFFSET_Y - INDICATOR_BOX_SIZE, |
---|
1936 | INDICATOR_BOX_SIZE*2 + INDICATOR_GAP, |
---|
1937 | INDICATOR_BOX_SIZE), false); |
---|
1938 | } |
---|
1939 | |
---|
1940 | void GfxCore::StartRotation() |
---|
1941 | { |
---|
1942 | // Start the survey rotating. |
---|
1943 | |
---|
1944 | if (m_SwitchingTo >= NORTH) |
---|
1945 | m_SwitchingTo = 0; |
---|
1946 | m_Rotating = true; |
---|
1947 | SetPanBase(); |
---|
1948 | } |
---|
1949 | |
---|
1950 | void GfxCore::ToggleRotation() |
---|
1951 | { |
---|
1952 | // Toggle the survey rotation on/off. |
---|
1953 | |
---|
1954 | if (m_Rotating) { |
---|
1955 | StopRotation(); |
---|
1956 | } else { |
---|
1957 | StartRotation(); |
---|
1958 | } |
---|
1959 | } |
---|
1960 | |
---|
1961 | void GfxCore::StopRotation() |
---|
1962 | { |
---|
1963 | // Stop the survey rotating. |
---|
1964 | |
---|
1965 | m_Rotating = false; |
---|
1966 | ForceRefresh(); |
---|
1967 | } |
---|
1968 | |
---|
1969 | bool GfxCore::IsExtendedElevation() const |
---|
1970 | { |
---|
1971 | return m_Parent->IsExtendedElevation(); |
---|
1972 | } |
---|
1973 | |
---|
1974 | void GfxCore::ReverseRotation() |
---|
1975 | { |
---|
1976 | // Reverse the direction of rotation. |
---|
1977 | |
---|
1978 | m_RotationStep = -m_RotationStep; |
---|
1979 | if (m_Rotating) |
---|
1980 | SetPanBase(); |
---|
1981 | } |
---|
1982 | |
---|
1983 | void GfxCore::RotateSlower(bool accel) |
---|
1984 | { |
---|
1985 | // Decrease the speed of rotation, optionally by an increased amount. |
---|
1986 | if (fabs(m_RotationStep) == 1.0) |
---|
1987 | return; |
---|
1988 | |
---|
1989 | m_RotationStep *= accel ? (1 / 1.44) : (1 / 1.2); |
---|
1990 | |
---|
1991 | if (fabs(m_RotationStep) < 1.0) { |
---|
1992 | m_RotationStep = (m_RotationStep > 0 ? 1.0 : -1.0); |
---|
1993 | } |
---|
1994 | if (m_Rotating) |
---|
1995 | SetPanBase(); |
---|
1996 | } |
---|
1997 | |
---|
1998 | void GfxCore::RotateFaster(bool accel) |
---|
1999 | { |
---|
2000 | // Increase the speed of rotation, optionally by an increased amount. |
---|
2001 | if (fabs(m_RotationStep) == 180.0) |
---|
2002 | return; |
---|
2003 | |
---|
2004 | m_RotationStep *= accel ? 1.44 : 1.2; |
---|
2005 | if (fabs(m_RotationStep) > 180.0) { |
---|
2006 | m_RotationStep = (m_RotationStep > 0 ? 180.0 : -180.0); |
---|
2007 | } |
---|
2008 | if (m_Rotating) |
---|
2009 | SetPanBase(); |
---|
2010 | } |
---|
2011 | |
---|
2012 | void GfxCore::SwitchToElevation() |
---|
2013 | { |
---|
2014 | // Perform an animated switch to elevation view. |
---|
2015 | |
---|
2016 | if (m_SwitchingTo != ELEVATION) { |
---|
2017 | SetTiltBase(); |
---|
2018 | m_SwitchingTo = ELEVATION; |
---|
2019 | } else { |
---|
2020 | // A second order to switch takes us there right away |
---|
2021 | TiltCave(-m_TiltAngle); |
---|
2022 | m_SwitchingTo = 0; |
---|
2023 | ForceRefresh(); |
---|
2024 | } |
---|
2025 | } |
---|
2026 | |
---|
2027 | void GfxCore::SwitchToPlan() |
---|
2028 | { |
---|
2029 | // Perform an animated switch to plan view. |
---|
2030 | |
---|
2031 | if (m_SwitchingTo != PLAN) { |
---|
2032 | SetTiltBase(); |
---|
2033 | m_SwitchingTo = PLAN; |
---|
2034 | } else { |
---|
2035 | // A second order to switch takes us there right away |
---|
2036 | TiltCave(-90.0 - m_TiltAngle); |
---|
2037 | m_SwitchingTo = 0; |
---|
2038 | ForceRefresh(); |
---|
2039 | } |
---|
2040 | } |
---|
2041 | |
---|
2042 | void GfxCore::SetViewTo(Double xmin, Double xmax, Double ymin, Double ymax, Double zmin, Double zmax) |
---|
2043 | { |
---|
2044 | |
---|
2045 | SetTranslation(-Vector3((xmin + xmax) / 2, (ymin + ymax) / 2, (zmin + zmax) / 2)); |
---|
2046 | Double scale = HUGE_VAL; |
---|
2047 | const Vector3 ext = m_Parent->GetExtent(); |
---|
2048 | if (xmax > xmin) { |
---|
2049 | Double s = ext.GetX() / (xmax - xmin); |
---|
2050 | if (s < scale) scale = s; |
---|
2051 | } |
---|
2052 | if (ymax > ymin) { |
---|
2053 | Double s = ext.GetY() / (ymax - ymin); |
---|
2054 | if (s < scale) scale = s; |
---|
2055 | } |
---|
2056 | if (!ShowingPlan() && zmax > zmin) { |
---|
2057 | Double s = ext.GetZ() / (zmax - zmin); |
---|
2058 | if (s < scale) scale = s; |
---|
2059 | } |
---|
2060 | if (scale != HUGE_VAL) SetScale(scale); |
---|
2061 | ForceRefresh(); |
---|
2062 | } |
---|
2063 | |
---|
2064 | bool GfxCore::CanRaiseViewpoint() const |
---|
2065 | { |
---|
2066 | // Determine if the survey can be viewed from a higher angle of elevation. |
---|
2067 | |
---|
2068 | return GetPerspective() ? (m_TiltAngle < 90.0) : (m_TiltAngle > -90.0); |
---|
2069 | } |
---|
2070 | |
---|
2071 | bool GfxCore::CanLowerViewpoint() const |
---|
2072 | { |
---|
2073 | // Determine if the survey can be viewed from a lower angle of elevation. |
---|
2074 | |
---|
2075 | return GetPerspective() ? (m_TiltAngle > -90.0) : (m_TiltAngle < 90.0); |
---|
2076 | } |
---|
2077 | |
---|
2078 | bool GfxCore::HasDepth() const |
---|
2079 | { |
---|
2080 | return m_Parent->GetDepthExtent() == 0.0; |
---|
2081 | } |
---|
2082 | |
---|
2083 | bool GfxCore::HasErrorInformation() const |
---|
2084 | { |
---|
2085 | return m_Parent->HasErrorInformation(); |
---|
2086 | } |
---|
2087 | |
---|
2088 | bool GfxCore::HasDateInformation() const |
---|
2089 | { |
---|
2090 | return m_Parent->GetDateMin() >= 0; |
---|
2091 | } |
---|
2092 | |
---|
2093 | bool GfxCore::ShowingPlan() const |
---|
2094 | { |
---|
2095 | // Determine if the survey is in plan view. |
---|
2096 | |
---|
2097 | return (m_TiltAngle == -90.0); |
---|
2098 | } |
---|
2099 | |
---|
2100 | bool GfxCore::ShowingElevation() const |
---|
2101 | { |
---|
2102 | // Determine if the survey is in elevation view. |
---|
2103 | |
---|
2104 | return (m_TiltAngle == 0.0); |
---|
2105 | } |
---|
2106 | |
---|
2107 | bool GfxCore::ShowingMeasuringLine() const |
---|
2108 | { |
---|
2109 | // Determine if the measuring line is being shown. Only check if "there" |
---|
2110 | // is valid, since that means the measuring line anchor is out. |
---|
2111 | |
---|
2112 | return m_there; |
---|
2113 | } |
---|
2114 | |
---|
2115 | void GfxCore::ToggleFlag(bool* flag, int update) |
---|
2116 | { |
---|
2117 | *flag = !*flag; |
---|
2118 | if (update == UPDATE_BLOBS) { |
---|
2119 | UpdateBlobs(); |
---|
2120 | } else if (update == UPDATE_BLOBS_AND_CROSSES) { |
---|
2121 | UpdateBlobs(); |
---|
2122 | InvalidateList(LIST_CROSSES); |
---|
2123 | m_HitTestGridValid = false; |
---|
2124 | } |
---|
2125 | ForceRefresh(); |
---|
2126 | } |
---|
2127 | |
---|
2128 | int GfxCore::GetNumEntrances() const |
---|
2129 | { |
---|
2130 | return m_Parent->GetNumEntrances(); |
---|
2131 | } |
---|
2132 | |
---|
2133 | int GfxCore::GetNumFixedPts() const |
---|
2134 | { |
---|
2135 | return m_Parent->GetNumFixedPts(); |
---|
2136 | } |
---|
2137 | |
---|
2138 | int GfxCore::GetNumExportedPts() const |
---|
2139 | { |
---|
2140 | return m_Parent->GetNumExportedPts(); |
---|
2141 | } |
---|
2142 | |
---|
2143 | void GfxCore::ToggleFatFinger() |
---|
2144 | { |
---|
2145 | if (sqrd_measure_threshold == sqrd(MEASURE_THRESHOLD)) { |
---|
2146 | sqrd_measure_threshold = sqrd(5 * MEASURE_THRESHOLD); |
---|
2147 | wxMessageBox(wxT("Fat finger enabled"), wxT("Aven Debug"), wxOK | wxICON_INFORMATION); |
---|
2148 | } else { |
---|
2149 | sqrd_measure_threshold = sqrd(MEASURE_THRESHOLD); |
---|
2150 | wxMessageBox(wxT("Fat finger disabled"), wxT("Aven Debug"), wxOK | wxICON_INFORMATION); |
---|
2151 | } |
---|
2152 | } |
---|
2153 | |
---|
2154 | void GfxCore::ClearTreeSelection() |
---|
2155 | { |
---|
2156 | m_Parent->ClearTreeSelection(); |
---|
2157 | } |
---|
2158 | |
---|
2159 | void GfxCore::CentreOn(const Point &p) |
---|
2160 | { |
---|
2161 | SetTranslation(-p); |
---|
2162 | m_HitTestGridValid = false; |
---|
2163 | |
---|
2164 | ForceRefresh(); |
---|
2165 | } |
---|
2166 | |
---|
2167 | void GfxCore::ForceRefresh() |
---|
2168 | { |
---|
2169 | Refresh(false); |
---|
2170 | } |
---|
2171 | |
---|
2172 | void GfxCore::GenerateList(unsigned int l) |
---|
2173 | { |
---|
2174 | assert(m_HaveData); |
---|
2175 | |
---|
2176 | switch (l) { |
---|
2177 | case LIST_COMPASS: |
---|
2178 | DrawCompass(); |
---|
2179 | break; |
---|
2180 | case LIST_CLINO: |
---|
2181 | DrawClino(); |
---|
2182 | break; |
---|
2183 | case LIST_CLINO_BACK: |
---|
2184 | DrawClinoBack(); |
---|
2185 | break; |
---|
2186 | case LIST_SCALE_BAR: |
---|
2187 | DrawScaleBar(); |
---|
2188 | break; |
---|
2189 | case LIST_DEPTH_KEY: |
---|
2190 | DrawDepthKey(); |
---|
2191 | break; |
---|
2192 | case LIST_DATE_KEY: |
---|
2193 | DrawDateKey(); |
---|
2194 | break; |
---|
2195 | case LIST_ERROR_KEY: |
---|
2196 | DrawErrorKey(); |
---|
2197 | break; |
---|
2198 | case LIST_UNDERGROUND_LEGS: |
---|
2199 | GenerateDisplayList(); |
---|
2200 | break; |
---|
2201 | case LIST_TUBES: |
---|
2202 | GenerateDisplayListTubes(); |
---|
2203 | break; |
---|
2204 | case LIST_SURFACE_LEGS: |
---|
2205 | GenerateDisplayListSurface(); |
---|
2206 | break; |
---|
2207 | case LIST_BLOBS: |
---|
2208 | GenerateBlobsDisplayList(); |
---|
2209 | break; |
---|
2210 | case LIST_CROSSES: { |
---|
2211 | BeginCrosses(); |
---|
2212 | SetColour(col_LIGHT_GREY); |
---|
2213 | list<LabelInfo*>::const_iterator pos = m_Parent->GetLabels(); |
---|
2214 | while (pos != m_Parent->GetLabelsEnd()) { |
---|
2215 | const LabelInfo* label = *pos++; |
---|
2216 | |
---|
2217 | if ((m_Surface && label->IsSurface()) || |
---|
2218 | (m_Legs && label->IsUnderground()) || |
---|
2219 | (!label->IsSurface() && !label->IsUnderground())) { |
---|
2220 | // Check if this station should be displayed |
---|
2221 | // (last case is for stns with no legs attached) |
---|
2222 | DrawCross(label->GetX(), label->GetY(), label->GetZ()); |
---|
2223 | } |
---|
2224 | } |
---|
2225 | EndCrosses(); |
---|
2226 | break; |
---|
2227 | } |
---|
2228 | case LIST_GRID: |
---|
2229 | DrawGrid(); |
---|
2230 | break; |
---|
2231 | case LIST_SHADOW: |
---|
2232 | GenerateDisplayListShadow(); |
---|
2233 | break; |
---|
2234 | default: |
---|
2235 | assert(false); |
---|
2236 | break; |
---|
2237 | } |
---|
2238 | } |
---|
2239 | |
---|
2240 | void GfxCore::ToggleSmoothShading() |
---|
2241 | { |
---|
2242 | GLACanvas::ToggleSmoothShading(); |
---|
2243 | InvalidateList(LIST_TUBES); |
---|
2244 | ForceRefresh(); |
---|
2245 | } |
---|
2246 | |
---|
2247 | void GfxCore::GenerateDisplayList() |
---|
2248 | { |
---|
2249 | // Generate the display list for the underground legs. |
---|
2250 | list<traverse>::const_iterator trav = m_Parent->traverses_begin(); |
---|
2251 | list<traverse>::const_iterator tend = m_Parent->traverses_end(); |
---|
2252 | |
---|
2253 | if (m_Splays == SPLAYS_SHOW_FADED) { |
---|
2254 | SetAlpha(0.4); |
---|
2255 | while (trav != tend) { |
---|
2256 | if ((*trav).isSplay) |
---|
2257 | (this->*AddPoly)(*trav); |
---|
2258 | ++trav; |
---|
2259 | } |
---|
2260 | SetAlpha(1.0); |
---|
2261 | trav = m_Parent->traverses_begin(); |
---|
2262 | } |
---|
2263 | |
---|
2264 | while (trav != tend) { |
---|
2265 | if (m_Splays == SPLAYS_SHOW_NORMAL || !(*trav).isSplay) |
---|
2266 | (this->*AddPoly)(*trav); |
---|
2267 | ++trav; |
---|
2268 | } |
---|
2269 | } |
---|
2270 | |
---|
2271 | void GfxCore::GenerateDisplayListTubes() |
---|
2272 | { |
---|
2273 | // Generate the display list for the tubes. |
---|
2274 | list<vector<XSect> >::iterator trav = m_Parent->tubes_begin(); |
---|
2275 | list<vector<XSect> >::iterator tend = m_Parent->tubes_end(); |
---|
2276 | while (trav != tend) { |
---|
2277 | SkinPassage(*trav); |
---|
2278 | ++trav; |
---|
2279 | } |
---|
2280 | } |
---|
2281 | |
---|
2282 | void GfxCore::GenerateDisplayListSurface() |
---|
2283 | { |
---|
2284 | // Generate the display list for the surface legs. |
---|
2285 | EnableDashedLines(); |
---|
2286 | list<traverse>::const_iterator trav = m_Parent->surface_traverses_begin(); |
---|
2287 | list<traverse>::const_iterator tend = m_Parent->surface_traverses_end(); |
---|
2288 | while (trav != tend) { |
---|
2289 | if (m_ColourBy == COLOUR_BY_ERROR) { |
---|
2290 | AddPolylineError(*trav); |
---|
2291 | } else { |
---|
2292 | AddPolyline(*trav); |
---|
2293 | } |
---|
2294 | ++trav; |
---|
2295 | } |
---|
2296 | DisableDashedLines(); |
---|
2297 | } |
---|
2298 | |
---|
2299 | void GfxCore::GenerateDisplayListShadow() |
---|
2300 | { |
---|
2301 | SetColour(col_BLACK); |
---|
2302 | list<traverse>::const_iterator trav = m_Parent->traverses_begin(); |
---|
2303 | list<traverse>::const_iterator tend = m_Parent->traverses_end(); |
---|
2304 | while (trav != tend) { |
---|
2305 | AddPolylineShadow(*trav); |
---|
2306 | ++trav; |
---|
2307 | } |
---|
2308 | } |
---|
2309 | |
---|
2310 | // Plot blobs. |
---|
2311 | void GfxCore::GenerateBlobsDisplayList() |
---|
2312 | { |
---|
2313 | if (!(m_Entrances || m_FixedPts || m_ExportedPts || |
---|
2314 | m_Parent->GetNumHighlightedPts())) |
---|
2315 | return; |
---|
2316 | |
---|
2317 | // Plot blobs. |
---|
2318 | gla_colour prev_col = col_BLACK; // not a colour used for blobs |
---|
2319 | list<LabelInfo*>::const_iterator pos = m_Parent->GetLabels(); |
---|
2320 | BeginBlobs(); |
---|
2321 | while (pos != m_Parent->GetLabelsEnd()) { |
---|
2322 | const LabelInfo* label = *pos++; |
---|
2323 | |
---|
2324 | // When more than one flag is set on a point: |
---|
2325 | // search results take priority over entrance highlighting |
---|
2326 | // which takes priority over fixed point |
---|
2327 | // highlighting, which in turn takes priority over exported |
---|
2328 | // point highlighting. |
---|
2329 | |
---|
2330 | if (!((m_Surface && label->IsSurface()) || |
---|
2331 | (m_Legs && label->IsUnderground()) || |
---|
2332 | (!label->IsSurface() && !label->IsUnderground()))) { |
---|
2333 | // if this station isn't to be displayed, skip to the next |
---|
2334 | // (last case is for stns with no legs attached) |
---|
2335 | continue; |
---|
2336 | } |
---|
2337 | |
---|
2338 | gla_colour col; |
---|
2339 | |
---|
2340 | if (label->IsHighLighted()) { |
---|
2341 | col = col_YELLOW; |
---|
2342 | } else if (m_Entrances && label->IsEntrance()) { |
---|
2343 | col = col_GREEN; |
---|
2344 | } else if (m_FixedPts && label->IsFixedPt()) { |
---|
2345 | col = col_RED; |
---|
2346 | } else if (m_ExportedPts && label->IsExportedPt()) { |
---|
2347 | col = col_TURQUOISE; |
---|
2348 | } else { |
---|
2349 | continue; |
---|
2350 | } |
---|
2351 | |
---|
2352 | // Stations are sorted by blob type, so colour changes are infrequent. |
---|
2353 | if (col != prev_col) { |
---|
2354 | SetColour(col); |
---|
2355 | prev_col = col; |
---|
2356 | } |
---|
2357 | DrawBlob(label->GetX(), label->GetY(), label->GetZ()); |
---|
2358 | } |
---|
2359 | EndBlobs(); |
---|
2360 | } |
---|
2361 | |
---|
2362 | void GfxCore::DrawIndicators() |
---|
2363 | { |
---|
2364 | // Draw colour key. |
---|
2365 | if (m_ColourKey) { |
---|
2366 | if (m_ColourBy == COLOUR_BY_DEPTH) { |
---|
2367 | DrawList2D(LIST_DEPTH_KEY, GetXSize() - KEY_OFFSET_X, |
---|
2368 | GetYSize() - KEY_OFFSET_Y, 0); |
---|
2369 | } else if (m_ColourBy == COLOUR_BY_DATE) { |
---|
2370 | DrawList2D(LIST_DATE_KEY, GetXSize() - KEY_OFFSET_X, |
---|
2371 | GetYSize() - KEY_OFFSET_Y, 0); |
---|
2372 | } else if (m_ColourBy == COLOUR_BY_ERROR) { |
---|
2373 | DrawList2D(LIST_ERROR_KEY, GetXSize() - KEY_OFFSET_X, |
---|
2374 | GetYSize() - KEY_OFFSET_Y, 0); |
---|
2375 | } |
---|
2376 | } |
---|
2377 | |
---|
2378 | // Draw compass or elevation/heading indicators. |
---|
2379 | if (m_Compass || m_Clino) { |
---|
2380 | if (!m_Parent->IsExtendedElevation()) Draw2dIndicators(); |
---|
2381 | } |
---|
2382 | |
---|
2383 | // Draw scalebar. |
---|
2384 | if (m_Scalebar) { |
---|
2385 | DrawList2D(LIST_SCALE_BAR, 0, 0, 0); |
---|
2386 | } |
---|
2387 | } |
---|
2388 | |
---|
2389 | void GfxCore::PlaceVertexWithColour(const Vector3 & v, |
---|
2390 | glaTexCoord tex_x, glaTexCoord tex_y, |
---|
2391 | Double factor) |
---|
2392 | { |
---|
2393 | SetColour(col_WHITE, factor); |
---|
2394 | PlaceVertex(v, tex_x, tex_y); |
---|
2395 | } |
---|
2396 | |
---|
2397 | void GfxCore::SetDepthColour(Double z, Double factor) { |
---|
2398 | // Set the drawing colour based on the altitude. |
---|
2399 | Double z_ext = m_Parent->GetDepthExtent(); |
---|
2400 | |
---|
2401 | z -= m_Parent->GetDepthMin(); |
---|
2402 | // points arising from tubes may be slightly outside the limits... |
---|
2403 | if (z < 0) z = 0; |
---|
2404 | if (z > z_ext) z = z_ext; |
---|
2405 | |
---|
2406 | if (z == 0) { |
---|
2407 | SetColour(GetPen(0), factor); |
---|
2408 | return; |
---|
2409 | } |
---|
2410 | |
---|
2411 | assert(z_ext > 0.0); |
---|
2412 | Double how_far = z / z_ext; |
---|
2413 | assert(how_far >= 0.0); |
---|
2414 | assert(how_far <= 1.0); |
---|
2415 | |
---|
2416 | int band = int(floor(how_far * (GetNumColourBands() - 1))); |
---|
2417 | GLAPen pen1 = GetPen(band); |
---|
2418 | if (band < GetNumColourBands() - 1) { |
---|
2419 | const GLAPen& pen2 = GetPen(band + 1); |
---|
2420 | |
---|
2421 | Double interval = z_ext / (GetNumColourBands() - 1); |
---|
2422 | Double into_band = z / interval - band; |
---|
2423 | |
---|
2424 | // printf("%g z_offset=%g interval=%g band=%d\n", into_band, |
---|
2425 | // z_offset, interval, band); |
---|
2426 | // FIXME: why do we need to clamp here? Is it because the walls can |
---|
2427 | // extend further up/down than the centre-line? |
---|
2428 | if (into_band < 0.0) into_band = 0.0; |
---|
2429 | if (into_band > 1.0) into_band = 1.0; |
---|
2430 | assert(into_band >= 0.0); |
---|
2431 | assert(into_band <= 1.0); |
---|
2432 | |
---|
2433 | pen1.Interpolate(pen2, into_band); |
---|
2434 | } |
---|
2435 | SetColour(pen1, factor); |
---|
2436 | } |
---|
2437 | |
---|
2438 | void GfxCore::PlaceVertexWithDepthColour(const Vector3 &v, Double factor) |
---|
2439 | { |
---|
2440 | SetDepthColour(v.GetZ(), factor); |
---|
2441 | PlaceVertex(v); |
---|
2442 | } |
---|
2443 | |
---|
2444 | void GfxCore::PlaceVertexWithDepthColour(const Vector3 &v, |
---|
2445 | glaTexCoord tex_x, glaTexCoord tex_y, |
---|
2446 | Double factor) |
---|
2447 | { |
---|
2448 | SetDepthColour(v.GetZ(), factor); |
---|
2449 | PlaceVertex(v, tex_x, tex_y); |
---|
2450 | } |
---|
2451 | |
---|
2452 | void GfxCore::SplitLineAcrossBands(int band, int band2, |
---|
2453 | const Vector3 &p, const Vector3 &q, |
---|
2454 | Double factor) |
---|
2455 | { |
---|
2456 | const int step = (band < band2) ? 1 : -1; |
---|
2457 | for (int i = band; i != band2; i += step) { |
---|
2458 | const Double z = GetDepthBoundaryBetweenBands(i, i + step); |
---|
2459 | |
---|
2460 | // Find the intersection point of the line p -> q |
---|
2461 | // with the plane parallel to the xy-plane with z-axis intersection z. |
---|
2462 | assert(q.GetZ() - p.GetZ() != 0.0); |
---|
2463 | |
---|
2464 | const Double t = (z - p.GetZ()) / (q.GetZ() - p.GetZ()); |
---|
2465 | // assert(0.0 <= t && t <= 1.0); FIXME: rounding problems! |
---|
2466 | |
---|
2467 | const Double x = p.GetX() + t * (q.GetX() - p.GetX()); |
---|
2468 | const Double y = p.GetY() + t * (q.GetY() - p.GetY()); |
---|
2469 | |
---|
2470 | PlaceVertexWithDepthColour(Vector3(x, y, z), factor); |
---|
2471 | } |
---|
2472 | } |
---|
2473 | |
---|
2474 | int GfxCore::GetDepthColour(Double z) const |
---|
2475 | { |
---|
2476 | // Return the (0-based) depth colour band index for a z-coordinate. |
---|
2477 | Double z_ext = m_Parent->GetDepthExtent(); |
---|
2478 | z -= m_Parent->GetDepthMin(); |
---|
2479 | // We seem to get rounding differences causing z to sometimes be slightly |
---|
2480 | // less than GetDepthMin() here, and it can certainly be true for passage |
---|
2481 | // tubes, so just clamp the value to 0. |
---|
2482 | if (z <= 0) return 0; |
---|
2483 | // We seem to get rounding differences causing z to sometimes exceed z_ext |
---|
2484 | // by a small amount here (see: http://trac.survex.com/ticket/26) and it |
---|
2485 | // can certainly be true for passage tubes, so just clamp the value. |
---|
2486 | if (z >= z_ext) return GetNumColourBands() - 1; |
---|
2487 | return int(z / z_ext * (GetNumColourBands() - 1)); |
---|
2488 | } |
---|
2489 | |
---|
2490 | Double GfxCore::GetDepthBoundaryBetweenBands(int a, int b) const |
---|
2491 | { |
---|
2492 | // Return the z-coordinate of the depth colour boundary between |
---|
2493 | // two adjacent depth colour bands (specified by 0-based indices). |
---|
2494 | |
---|
2495 | assert((a == b - 1) || (a == b + 1)); |
---|
2496 | if (GetNumColourBands() == 1) return 0; |
---|
2497 | |
---|
2498 | int band = (a > b) ? a : b; // boundary N lies on the bottom of band N. |
---|
2499 | Double z_ext = m_Parent->GetDepthExtent(); |
---|
2500 | return (z_ext * band / (GetNumColourBands() - 1)) + m_Parent->GetDepthMin(); |
---|
2501 | } |
---|
2502 | |
---|
2503 | void GfxCore::AddPolyline(const traverse & centreline) |
---|
2504 | { |
---|
2505 | BeginPolyline(); |
---|
2506 | SetColour(col_WHITE); |
---|
2507 | vector<PointInfo>::const_iterator i = centreline.begin(); |
---|
2508 | PlaceVertex(*i); |
---|
2509 | ++i; |
---|
2510 | while (i != centreline.end()) { |
---|
2511 | PlaceVertex(*i); |
---|
2512 | ++i; |
---|
2513 | } |
---|
2514 | EndPolyline(); |
---|
2515 | } |
---|
2516 | |
---|
2517 | void GfxCore::AddPolylineShadow(const traverse & centreline) |
---|
2518 | { |
---|
2519 | BeginPolyline(); |
---|
2520 | const double z = -0.5 * m_Parent->GetZExtent(); |
---|
2521 | vector<PointInfo>::const_iterator i = centreline.begin(); |
---|
2522 | PlaceVertex(i->GetX(), i->GetY(), z); |
---|
2523 | ++i; |
---|
2524 | while (i != centreline.end()) { |
---|
2525 | PlaceVertex(i->GetX(), i->GetY(), z); |
---|
2526 | ++i; |
---|
2527 | } |
---|
2528 | EndPolyline(); |
---|
2529 | } |
---|
2530 | |
---|
2531 | void GfxCore::AddPolylineDepth(const traverse & centreline) |
---|
2532 | { |
---|
2533 | BeginPolyline(); |
---|
2534 | vector<PointInfo>::const_iterator i, prev_i; |
---|
2535 | i = centreline.begin(); |
---|
2536 | int band0 = GetDepthColour(i->GetZ()); |
---|
2537 | PlaceVertexWithDepthColour(*i); |
---|
2538 | prev_i = i; |
---|
2539 | ++i; |
---|
2540 | while (i != centreline.end()) { |
---|
2541 | int band = GetDepthColour(i->GetZ()); |
---|
2542 | if (band != band0) { |
---|
2543 | SplitLineAcrossBands(band0, band, *prev_i, *i); |
---|
2544 | band0 = band; |
---|
2545 | } |
---|
2546 | PlaceVertexWithDepthColour(*i); |
---|
2547 | prev_i = i; |
---|
2548 | ++i; |
---|
2549 | } |
---|
2550 | EndPolyline(); |
---|
2551 | } |
---|
2552 | |
---|
2553 | void GfxCore::AddQuadrilateral(const Vector3 &a, const Vector3 &b, |
---|
2554 | const Vector3 &c, const Vector3 &d) |
---|
2555 | { |
---|
2556 | Vector3 normal = (a - c) * (d - b); |
---|
2557 | normal.normalise(); |
---|
2558 | Double factor = dot(normal, light) * .3 + .7; |
---|
2559 | glaTexCoord w(ceil(((b - a).magnitude() + (d - c).magnitude()) * .5)); |
---|
2560 | glaTexCoord h(ceil(((b - c).magnitude() + (d - a).magnitude()) * .5)); |
---|
2561 | // FIXME: should plot triangles instead to avoid rendering glitches. |
---|
2562 | BeginQuadrilaterals(); |
---|
2563 | PlaceVertexWithColour(a, 0, 0, factor); |
---|
2564 | PlaceVertexWithColour(b, w, 0, factor); |
---|
2565 | PlaceVertexWithColour(c, w, h, factor); |
---|
2566 | PlaceVertexWithColour(d, 0, h, factor); |
---|
2567 | EndQuadrilaterals(); |
---|
2568 | } |
---|
2569 | |
---|
2570 | void GfxCore::AddQuadrilateralDepth(const Vector3 &a, const Vector3 &b, |
---|
2571 | const Vector3 &c, const Vector3 &d) |
---|
2572 | { |
---|
2573 | Vector3 normal = (a - c) * (d - b); |
---|
2574 | normal.normalise(); |
---|
2575 | Double factor = dot(normal, light) * .3 + .7; |
---|
2576 | int a_band, b_band, c_band, d_band; |
---|
2577 | a_band = GetDepthColour(a.GetZ()); |
---|
2578 | a_band = min(max(a_band, 0), GetNumColourBands()); |
---|
2579 | b_band = GetDepthColour(b.GetZ()); |
---|
2580 | b_band = min(max(b_band, 0), GetNumColourBands()); |
---|
2581 | c_band = GetDepthColour(c.GetZ()); |
---|
2582 | c_band = min(max(c_band, 0), GetNumColourBands()); |
---|
2583 | d_band = GetDepthColour(d.GetZ()); |
---|
2584 | d_band = min(max(d_band, 0), GetNumColourBands()); |
---|
2585 | // All this splitting is incorrect - we need to make a separate polygon |
---|
2586 | // for each depth band... |
---|
2587 | glaTexCoord w(ceil(((b - a).magnitude() + (d - c).magnitude()) * .5)); |
---|
2588 | glaTexCoord h(ceil(((b - c).magnitude() + (d - a).magnitude()) * .5)); |
---|
2589 | BeginPolygon(); |
---|
2590 | //// PlaceNormal(normal); |
---|
2591 | PlaceVertexWithDepthColour(a, 0, 0, factor); |
---|
2592 | if (a_band != b_band) { |
---|
2593 | SplitLineAcrossBands(a_band, b_band, a, b, factor); |
---|
2594 | } |
---|
2595 | PlaceVertexWithDepthColour(b, w, 0, factor); |
---|
2596 | if (b_band != c_band) { |
---|
2597 | SplitLineAcrossBands(b_band, c_band, b, c, factor); |
---|
2598 | } |
---|
2599 | PlaceVertexWithDepthColour(c, w, h, factor); |
---|
2600 | if (c_band != d_band) { |
---|
2601 | SplitLineAcrossBands(c_band, d_band, c, d, factor); |
---|
2602 | } |
---|
2603 | PlaceVertexWithDepthColour(d, 0, h, factor); |
---|
2604 | if (d_band != a_band) { |
---|
2605 | SplitLineAcrossBands(d_band, a_band, d, a, factor); |
---|
2606 | } |
---|
2607 | EndPolygon(); |
---|
2608 | } |
---|
2609 | |
---|
2610 | void GfxCore::SetColourFromDate(int date, Double factor) |
---|
2611 | { |
---|
2612 | // Set the drawing colour based on a date. |
---|
2613 | |
---|
2614 | if (date == -1) { |
---|
2615 | // Undated. |
---|
2616 | SetColour(col_WHITE, factor); |
---|
2617 | return; |
---|
2618 | } |
---|
2619 | |
---|
2620 | int date_offset = date - m_Parent->GetDateMin(); |
---|
2621 | if (date_offset == 0) { |
---|
2622 | // Earliest date - handle as a special case for the single date case. |
---|
2623 | SetColour(GetPen(0), factor); |
---|
2624 | return; |
---|
2625 | } |
---|
2626 | |
---|
2627 | int date_ext = m_Parent->GetDateExtent(); |
---|
2628 | Double how_far = (Double)date_offset / date_ext; |
---|
2629 | assert(how_far >= 0.0); |
---|
2630 | assert(how_far <= 1.0); |
---|
2631 | |
---|
2632 | int band = int(floor(how_far * (GetNumColourBands() - 1))); |
---|
2633 | GLAPen pen1 = GetPen(band); |
---|
2634 | if (band < GetNumColourBands() - 1) { |
---|
2635 | const GLAPen& pen2 = GetPen(band + 1); |
---|
2636 | |
---|
2637 | Double interval = date_ext / (GetNumColourBands() - 1); |
---|
2638 | Double into_band = date_offset / interval - band; |
---|
2639 | |
---|
2640 | // printf("%g z_offset=%g interval=%g band=%d\n", into_band, |
---|
2641 | // z_offset, interval, band); |
---|
2642 | // FIXME: why do we need to clamp here? Is it because the walls can |
---|
2643 | // extend further up/down than the centre-line? |
---|
2644 | if (into_band < 0.0) into_band = 0.0; |
---|
2645 | if (into_band > 1.0) into_band = 1.0; |
---|
2646 | assert(into_band >= 0.0); |
---|
2647 | assert(into_band <= 1.0); |
---|
2648 | |
---|
2649 | pen1.Interpolate(pen2, into_band); |
---|
2650 | } |
---|
2651 | SetColour(pen1, factor); |
---|
2652 | } |
---|
2653 | |
---|
2654 | void GfxCore::AddPolylineDate(const traverse & centreline) |
---|
2655 | { |
---|
2656 | BeginPolyline(); |
---|
2657 | vector<PointInfo>::const_iterator i, prev_i; |
---|
2658 | i = centreline.begin(); |
---|
2659 | int date = i->GetDate(); |
---|
2660 | SetColourFromDate(date, 1.0); |
---|
2661 | PlaceVertex(*i); |
---|
2662 | prev_i = i; |
---|
2663 | while (++i != centreline.end()) { |
---|
2664 | int newdate = i->GetDate(); |
---|
2665 | if (newdate != date) { |
---|
2666 | EndPolyline(); |
---|
2667 | BeginPolyline(); |
---|
2668 | date = newdate; |
---|
2669 | SetColourFromDate(date, 1.0); |
---|
2670 | PlaceVertex(*prev_i); |
---|
2671 | } |
---|
2672 | PlaceVertex(*i); |
---|
2673 | prev_i = i; |
---|
2674 | } |
---|
2675 | EndPolyline(); |
---|
2676 | } |
---|
2677 | |
---|
2678 | static int static_date_hack; // FIXME |
---|
2679 | |
---|
2680 | void GfxCore::AddQuadrilateralDate(const Vector3 &a, const Vector3 &b, |
---|
2681 | const Vector3 &c, const Vector3 &d) |
---|
2682 | { |
---|
2683 | Vector3 normal = (a - c) * (d - b); |
---|
2684 | normal.normalise(); |
---|
2685 | Double factor = dot(normal, light) * .3 + .7; |
---|
2686 | int w = int(ceil(((b - a).magnitude() + (d - c).magnitude()) / 2)); |
---|
2687 | int h = int(ceil(((b - c).magnitude() + (d - a).magnitude()) / 2)); |
---|
2688 | // FIXME: should plot triangles instead to avoid rendering glitches. |
---|
2689 | BeginQuadrilaterals(); |
---|
2690 | //// PlaceNormal(normal); |
---|
2691 | SetColourFromDate(static_date_hack, factor); |
---|
2692 | PlaceVertex(a, 0, 0); |
---|
2693 | PlaceVertex(b, w, 0); |
---|
2694 | PlaceVertex(c, w, h); |
---|
2695 | PlaceVertex(d, 0, h); |
---|
2696 | EndQuadrilaterals(); |
---|
2697 | } |
---|
2698 | |
---|
2699 | static double static_E_hack; // FIXME |
---|
2700 | |
---|
2701 | void GfxCore::SetColourFromError(double E, Double factor) |
---|
2702 | { |
---|
2703 | // Set the drawing colour based on an error value. |
---|
2704 | |
---|
2705 | if (E < 0) { |
---|
2706 | SetColour(col_WHITE, factor); |
---|
2707 | return; |
---|
2708 | } |
---|
2709 | |
---|
2710 | Double how_far = E / MAX_ERROR; |
---|
2711 | assert(how_far >= 0.0); |
---|
2712 | if (how_far > 1.0) how_far = 1.0; |
---|
2713 | |
---|
2714 | int band = int(floor(how_far * (GetNumColourBands() - 1))); |
---|
2715 | GLAPen pen1 = GetPen(band); |
---|
2716 | if (band < GetNumColourBands() - 1) { |
---|
2717 | const GLAPen& pen2 = GetPen(band + 1); |
---|
2718 | |
---|
2719 | Double interval = MAX_ERROR / (GetNumColourBands() - 1); |
---|
2720 | Double into_band = E / interval - band; |
---|
2721 | |
---|
2722 | // printf("%g z_offset=%g interval=%g band=%d\n", into_band, |
---|
2723 | // z_offset, interval, band); |
---|
2724 | // FIXME: why do we need to clamp here? Is it because the walls can |
---|
2725 | // extend further up/down than the centre-line? |
---|
2726 | if (into_band < 0.0) into_band = 0.0; |
---|
2727 | if (into_band > 1.0) into_band = 1.0; |
---|
2728 | assert(into_band >= 0.0); |
---|
2729 | assert(into_band <= 1.0); |
---|
2730 | |
---|
2731 | pen1.Interpolate(pen2, into_band); |
---|
2732 | } |
---|
2733 | SetColour(pen1, factor); |
---|
2734 | } |
---|
2735 | |
---|
2736 | void GfxCore::AddQuadrilateralError(const Vector3 &a, const Vector3 &b, |
---|
2737 | const Vector3 &c, const Vector3 &d) |
---|
2738 | { |
---|
2739 | Vector3 normal = (a - c) * (d - b); |
---|
2740 | normal.normalise(); |
---|
2741 | Double factor = dot(normal, light) * .3 + .7; |
---|
2742 | int w = int(ceil(((b - a).magnitude() + (d - c).magnitude()) / 2)); |
---|
2743 | int h = int(ceil(((b - c).magnitude() + (d - a).magnitude()) / 2)); |
---|
2744 | // FIXME: should plot triangles instead to avoid rendering glitches. |
---|
2745 | BeginQuadrilaterals(); |
---|
2746 | //// PlaceNormal(normal); |
---|
2747 | SetColourFromError(static_E_hack, factor); |
---|
2748 | PlaceVertex(a, 0, 0); |
---|
2749 | PlaceVertex(b, w, 0); |
---|
2750 | PlaceVertex(c, w, h); |
---|
2751 | PlaceVertex(d, 0, h); |
---|
2752 | EndQuadrilaterals(); |
---|
2753 | } |
---|
2754 | |
---|
2755 | void GfxCore::AddPolylineError(const traverse & centreline) |
---|
2756 | { |
---|
2757 | BeginPolyline(); |
---|
2758 | SetColourFromError(centreline.E, 1.0); |
---|
2759 | vector<PointInfo>::const_iterator i; |
---|
2760 | for(i = centreline.begin(); i != centreline.end(); ++i) { |
---|
2761 | PlaceVertex(*i); |
---|
2762 | } |
---|
2763 | EndPolyline(); |
---|
2764 | } |
---|
2765 | |
---|
2766 | void |
---|
2767 | GfxCore::SkinPassage(vector<XSect> & centreline, bool draw) |
---|
2768 | { |
---|
2769 | assert(centreline.size() > 1); |
---|
2770 | Vector3 U[4]; |
---|
2771 | XSect prev_pt_v; |
---|
2772 | Vector3 last_right(1.0, 0.0, 0.0); |
---|
2773 | |
---|
2774 | // FIXME: it's not simple to set the colour of a tube based on error... |
---|
2775 | // static_E_hack = something... |
---|
2776 | vector<XSect>::iterator i = centreline.begin(); |
---|
2777 | vector<XSect>::size_type segment = 0; |
---|
2778 | while (i != centreline.end()) { |
---|
2779 | // get the coordinates of this vertex |
---|
2780 | XSect & pt_v = *i++; |
---|
2781 | |
---|
2782 | double z_pitch_adjust = 0.0; |
---|
2783 | bool cover_end = false; |
---|
2784 | |
---|
2785 | Vector3 right, up; |
---|
2786 | |
---|
2787 | const Vector3 up_v(0.0, 0.0, 1.0); |
---|
2788 | |
---|
2789 | if (segment == 0) { |
---|
2790 | assert(i != centreline.end()); |
---|
2791 | // first segment |
---|
2792 | |
---|
2793 | // get the coordinates of the next vertex |
---|
2794 | const XSect & next_pt_v = *i; |
---|
2795 | |
---|
2796 | // calculate vector from this pt to the next one |
---|
2797 | Vector3 leg_v = next_pt_v - pt_v; |
---|
2798 | |
---|
2799 | // obtain a vector in the LRUD plane |
---|
2800 | right = leg_v * up_v; |
---|
2801 | if (right.magnitude() == 0) { |
---|
2802 | right = last_right; |
---|
2803 | // Obtain a second vector in the LRUD plane, |
---|
2804 | // perpendicular to the first. |
---|
2805 | //up = right * leg_v; |
---|
2806 | up = up_v; |
---|
2807 | } else { |
---|
2808 | last_right = right; |
---|
2809 | up = up_v; |
---|
2810 | } |
---|
2811 | |
---|
2812 | cover_end = true; |
---|
2813 | static_date_hack = next_pt_v.GetDate(); |
---|
2814 | } else if (segment + 1 == centreline.size()) { |
---|
2815 | // last segment |
---|
2816 | |
---|
2817 | // Calculate vector from the previous pt to this one. |
---|
2818 | Vector3 leg_v = pt_v - prev_pt_v; |
---|
2819 | |
---|
2820 | // Obtain a horizontal vector in the LRUD plane. |
---|
2821 | right = leg_v * up_v; |
---|
2822 | if (right.magnitude() == 0) { |
---|
2823 | right = Vector3(last_right.GetX(), last_right.GetY(), 0.0); |
---|
2824 | // Obtain a second vector in the LRUD plane, |
---|
2825 | // perpendicular to the first. |
---|
2826 | //up = right * leg_v; |
---|
2827 | up = up_v; |
---|
2828 | } else { |
---|
2829 | last_right = right; |
---|
2830 | up = up_v; |
---|
2831 | } |
---|
2832 | |
---|
2833 | cover_end = true; |
---|
2834 | static_date_hack = pt_v.GetDate(); |
---|
2835 | } else { |
---|
2836 | assert(i != centreline.end()); |
---|
2837 | // Intermediate segment. |
---|
2838 | |
---|
2839 | // Get the coordinates of the next vertex. |
---|
2840 | const XSect & next_pt_v = *i; |
---|
2841 | |
---|
2842 | // Calculate vectors from this vertex to the |
---|
2843 | // next vertex, and from the previous vertex to |
---|
2844 | // this one. |
---|
2845 | Vector3 leg1_v = pt_v - prev_pt_v; |
---|
2846 | Vector3 leg2_v = next_pt_v - pt_v; |
---|
2847 | |
---|
2848 | // Obtain horizontal vectors perpendicular to |
---|
2849 | // both legs, then normalise and average to get |
---|
2850 | // a horizontal bisector. |
---|
2851 | Vector3 r1 = leg1_v * up_v; |
---|
2852 | Vector3 r2 = leg2_v * up_v; |
---|
2853 | r1.normalise(); |
---|
2854 | r2.normalise(); |
---|
2855 | right = r1 + r2; |
---|
2856 | if (right.magnitude() == 0) { |
---|
2857 | // This is the "mid-pitch" case... |
---|
2858 | right = last_right; |
---|
2859 | } |
---|
2860 | if (r1.magnitude() == 0) { |
---|
2861 | Vector3 n = leg1_v; |
---|
2862 | n.normalise(); |
---|
2863 | z_pitch_adjust = n.GetZ(); |
---|
2864 | //up = Vector3(0, 0, leg1_v.GetZ()); |
---|
2865 | //up = right * up; |
---|
2866 | up = up_v; |
---|
2867 | |
---|
2868 | // Rotate pitch section to minimise the |
---|
2869 | // "tortional stress" - FIXME: use |
---|
2870 | // triangles instead of rectangles? |
---|
2871 | int shift = 0; |
---|
2872 | Double maxdotp = 0; |
---|
2873 | |
---|
2874 | // Scale to unit vectors in the LRUD plane. |
---|
2875 | right.normalise(); |
---|
2876 | up.normalise(); |
---|
2877 | Vector3 vec = up - right; |
---|
2878 | for (int orient = 0; orient <= 3; ++orient) { |
---|
2879 | Vector3 tmp = U[orient] - prev_pt_v; |
---|
2880 | tmp.normalise(); |
---|
2881 | Double dotp = dot(vec, tmp); |
---|
2882 | if (dotp > maxdotp) { |
---|
2883 | maxdotp = dotp; |
---|
2884 | shift = orient; |
---|
2885 | } |
---|
2886 | } |
---|
2887 | if (shift) { |
---|
2888 | if (shift != 2) { |
---|
2889 | Vector3 temp(U[0]); |
---|
2890 | U[0] = U[shift]; |
---|
2891 | U[shift] = U[2]; |
---|
2892 | U[2] = U[shift ^ 2]; |
---|
2893 | U[shift ^ 2] = temp; |
---|
2894 | } else { |
---|
2895 | swap(U[0], U[2]); |
---|
2896 | swap(U[1], U[3]); |
---|
2897 | } |
---|
2898 | } |
---|
2899 | #if 0 |
---|
2900 | // Check that the above code actually permuted |
---|
2901 | // the vertices correctly. |
---|
2902 | shift = 0; |
---|
2903 | maxdotp = 0; |
---|
2904 | for (int j = 0; j <= 3; ++j) { |
---|
2905 | Vector3 tmp = U[j] - prev_pt_v; |
---|
2906 | tmp.normalise(); |
---|
2907 | Double dotp = dot(vec, tmp); |
---|
2908 | if (dotp > maxdotp) { |
---|
2909 | maxdotp = dotp + 1e-6; // Add small tolerance to stop 45 degree offset cases being flagged... |
---|
2910 | shift = j; |
---|
2911 | } |
---|
2912 | } |
---|
2913 | if (shift) { |
---|
2914 | printf("New shift = %d!\n", shift); |
---|
2915 | shift = 0; |
---|
2916 | maxdotp = 0; |
---|
2917 | for (int j = 0; j <= 3; ++j) { |
---|
2918 | Vector3 tmp = U[j] - prev_pt_v; |
---|
2919 | tmp.normalise(); |
---|
2920 | Double dotp = dot(vec, tmp); |
---|
2921 | printf(" %d : %.8f\n", j, dotp); |
---|
2922 | } |
---|
2923 | } |
---|
2924 | #endif |
---|
2925 | } else if (r2.magnitude() == 0) { |
---|
2926 | Vector3 n = leg2_v; |
---|
2927 | n.normalise(); |
---|
2928 | z_pitch_adjust = n.GetZ(); |
---|
2929 | //up = Vector3(0, 0, leg2_v.GetZ()); |
---|
2930 | //up = right * up; |
---|
2931 | up = up_v; |
---|
2932 | } else { |
---|
2933 | up = up_v; |
---|
2934 | } |
---|
2935 | last_right = right; |
---|
2936 | static_date_hack = pt_v.GetDate(); |
---|
2937 | } |
---|
2938 | |
---|
2939 | // Scale to unit vectors in the LRUD plane. |
---|
2940 | right.normalise(); |
---|
2941 | up.normalise(); |
---|
2942 | |
---|
2943 | if (z_pitch_adjust != 0) up += Vector3(0, 0, fabs(z_pitch_adjust)); |
---|
2944 | |
---|
2945 | Double l = fabs(pt_v.GetL()); |
---|
2946 | Double r = fabs(pt_v.GetR()); |
---|
2947 | Double u = fabs(pt_v.GetU()); |
---|
2948 | Double d = fabs(pt_v.GetD()); |
---|
2949 | |
---|
2950 | // Produce coordinates of the corners of the LRUD "plane". |
---|
2951 | Vector3 v[4]; |
---|
2952 | v[0] = pt_v - right * l + up * u; |
---|
2953 | v[1] = pt_v + right * r + up * u; |
---|
2954 | v[2] = pt_v + right * r - up * d; |
---|
2955 | v[3] = pt_v - right * l - up * d; |
---|
2956 | |
---|
2957 | if (draw) { |
---|
2958 | if (segment > 0) { |
---|
2959 | (this->*AddQuad)(v[0], v[1], U[1], U[0]); |
---|
2960 | (this->*AddQuad)(v[2], v[3], U[3], U[2]); |
---|
2961 | (this->*AddQuad)(v[1], v[2], U[2], U[1]); |
---|
2962 | (this->*AddQuad)(v[3], v[0], U[0], U[3]); |
---|
2963 | } |
---|
2964 | |
---|
2965 | if (cover_end) { |
---|
2966 | (this->*AddQuad)(v[3], v[2], v[1], v[0]); |
---|
2967 | } |
---|
2968 | } |
---|
2969 | |
---|
2970 | prev_pt_v = pt_v; |
---|
2971 | U[0] = v[0]; |
---|
2972 | U[1] = v[1]; |
---|
2973 | U[2] = v[2]; |
---|
2974 | U[3] = v[3]; |
---|
2975 | |
---|
2976 | pt_v.set_right_bearing(deg(atan2(right.GetY(), right.GetX()))); |
---|
2977 | |
---|
2978 | ++segment; |
---|
2979 | } |
---|
2980 | } |
---|
2981 | |
---|
2982 | void GfxCore::FullScreenMode() |
---|
2983 | { |
---|
2984 | m_Parent->ViewFullScreen(); |
---|
2985 | } |
---|
2986 | |
---|
2987 | bool GfxCore::IsFullScreen() const |
---|
2988 | { |
---|
2989 | return m_Parent->IsFullScreen(); |
---|
2990 | } |
---|
2991 | |
---|
2992 | bool GfxCore::FullScreenModeShowingMenus() const |
---|
2993 | { |
---|
2994 | return m_Parent->FullScreenModeShowingMenus(); |
---|
2995 | } |
---|
2996 | |
---|
2997 | void GfxCore::FullScreenModeShowMenus(bool show) |
---|
2998 | { |
---|
2999 | m_Parent->FullScreenModeShowMenus(show); |
---|
3000 | } |
---|
3001 | |
---|
3002 | void |
---|
3003 | GfxCore::MoveViewer(double forward, double up, double right) |
---|
3004 | { |
---|
3005 | double cT = cos(rad(m_TiltAngle)); |
---|
3006 | double sT = sin(rad(m_TiltAngle)); |
---|
3007 | double cP = cos(rad(m_PanAngle)); |
---|
3008 | double sP = sin(rad(m_PanAngle)); |
---|
3009 | Vector3 v_forward(cT * sP, cT * cP, sT); |
---|
3010 | Vector3 v_up(sT * sP, sT * cP, -cT); |
---|
3011 | Vector3 v_right(-cP, sP, 0); |
---|
3012 | assert(fabs(dot(v_forward, v_up)) < 1e-6); |
---|
3013 | assert(fabs(dot(v_forward, v_right)) < 1e-6); |
---|
3014 | assert(fabs(dot(v_right, v_up)) < 1e-6); |
---|
3015 | Vector3 move = v_forward * forward + v_up * up + v_right * right; |
---|
3016 | AddTranslation(-move); |
---|
3017 | // Show current position. |
---|
3018 | m_Parent->SetCoords(m_Parent->GetOffset() - GetTranslation()); |
---|
3019 | ForceRefresh(); |
---|
3020 | } |
---|
3021 | |
---|
3022 | PresentationMark GfxCore::GetView() const |
---|
3023 | { |
---|
3024 | return PresentationMark(GetTranslation() + m_Parent->GetOffset(), |
---|
3025 | m_PanAngle, -m_TiltAngle, m_Scale); |
---|
3026 | } |
---|
3027 | |
---|
3028 | void GfxCore::SetView(const PresentationMark & p) |
---|
3029 | { |
---|
3030 | m_SwitchingTo = 0; |
---|
3031 | SetTranslation(p - m_Parent->GetOffset()); |
---|
3032 | m_PanAngle = p.angle; |
---|
3033 | m_TiltAngle = -p.tilt_angle; // FIXME: nasty reversed sense (and above) |
---|
3034 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
3035 | SetScale(p.scale); |
---|
3036 | ForceRefresh(); |
---|
3037 | } |
---|
3038 | |
---|
3039 | void GfxCore::PlayPres(double speed, bool change_speed) { |
---|
3040 | if (!change_speed || presentation_mode == 0) { |
---|
3041 | if (speed == 0.0) { |
---|
3042 | presentation_mode = 0; |
---|
3043 | return; |
---|
3044 | } |
---|
3045 | presentation_mode = PLAYING; |
---|
3046 | next_mark = m_Parent->GetPresMark(MARK_FIRST); |
---|
3047 | SetView(next_mark); |
---|
3048 | next_mark_time = 0; // There already! |
---|
3049 | this_mark_total = 0; |
---|
3050 | pres_reverse = (speed < 0); |
---|
3051 | } |
---|
3052 | |
---|
3053 | if (change_speed) pres_speed = speed; |
---|
3054 | |
---|
3055 | if (speed != 0.0) { |
---|
3056 | bool new_pres_reverse = (speed < 0); |
---|
3057 | if (new_pres_reverse != pres_reverse) { |
---|
3058 | pres_reverse = new_pres_reverse; |
---|
3059 | if (pres_reverse) { |
---|
3060 | next_mark = m_Parent->GetPresMark(MARK_PREV); |
---|
3061 | } else { |
---|
3062 | next_mark = m_Parent->GetPresMark(MARK_NEXT); |
---|
3063 | } |
---|
3064 | swap(this_mark_total, next_mark_time); |
---|
3065 | } |
---|
3066 | } |
---|
3067 | } |
---|
3068 | |
---|
3069 | void GfxCore::SetColourBy(int colour_by) { |
---|
3070 | m_ColourBy = colour_by; |
---|
3071 | switch (colour_by) { |
---|
3072 | case COLOUR_BY_DEPTH: |
---|
3073 | AddQuad = &GfxCore::AddQuadrilateralDepth; |
---|
3074 | AddPoly = &GfxCore::AddPolylineDepth; |
---|
3075 | break; |
---|
3076 | case COLOUR_BY_DATE: |
---|
3077 | AddQuad = &GfxCore::AddQuadrilateralDate; |
---|
3078 | AddPoly = &GfxCore::AddPolylineDate; |
---|
3079 | break; |
---|
3080 | case COLOUR_BY_ERROR: |
---|
3081 | AddQuad = &GfxCore::AddQuadrilateralError; |
---|
3082 | AddPoly = &GfxCore::AddPolylineError; |
---|
3083 | break; |
---|
3084 | default: // case COLOUR_BY_NONE: |
---|
3085 | AddQuad = &GfxCore::AddQuadrilateral; |
---|
3086 | AddPoly = &GfxCore::AddPolyline; |
---|
3087 | break; |
---|
3088 | } |
---|
3089 | |
---|
3090 | InvalidateList(LIST_UNDERGROUND_LEGS); |
---|
3091 | InvalidateList(LIST_SURFACE_LEGS); |
---|
3092 | InvalidateList(LIST_TUBES); |
---|
3093 | |
---|
3094 | ForceRefresh(); |
---|
3095 | } |
---|
3096 | |
---|
3097 | bool GfxCore::ExportMovie(const wxString & fnm) |
---|
3098 | { |
---|
3099 | int width; |
---|
3100 | int height; |
---|
3101 | GetSize(&width, &height); |
---|
3102 | // Round up to next multiple of 2 (required by ffmpeg). |
---|
3103 | width += (width & 1); |
---|
3104 | height += (height & 1); |
---|
3105 | |
---|
3106 | movie = new MovieMaker(); |
---|
3107 | |
---|
3108 | // FIXME: This should really use fn_str() - currently we probably can't |
---|
3109 | // save to a Unicode path on wxmsw. |
---|
3110 | if (!movie->Open(fnm.mb_str(), width, height)) { |
---|
3111 | wxGetApp().ReportError(wxString(movie->get_error_string(), wxConvUTF8)); |
---|
3112 | delete movie; |
---|
3113 | movie = NULL; |
---|
3114 | return false; |
---|
3115 | } |
---|
3116 | |
---|
3117 | PlayPres(1); |
---|
3118 | return true; |
---|
3119 | } |
---|
3120 | |
---|
3121 | void |
---|
3122 | GfxCore::OnPrint(const wxString &filename, const wxString &title, |
---|
3123 | const wxString &datestamp, time_t datestamp_numeric, |
---|
3124 | const wxString &cs_proj, |
---|
3125 | bool close_after_print) |
---|
3126 | { |
---|
3127 | svxPrintDlg * p; |
---|
3128 | p = new svxPrintDlg(m_Parent, filename, title, cs_proj, |
---|
3129 | datestamp, datestamp_numeric, |
---|
3130 | m_PanAngle, m_TiltAngle, |
---|
3131 | m_Names, m_Crosses, m_Legs, m_Surface, m_Tubes, |
---|
3132 | m_Entrances, m_FixedPts, m_ExportedPts, |
---|
3133 | true, close_after_print); |
---|
3134 | p->Show(true); |
---|
3135 | } |
---|
3136 | |
---|
3137 | void |
---|
3138 | GfxCore::OnExport(const wxString &filename, const wxString &title, |
---|
3139 | const wxString &datestamp, time_t datestamp_numeric, |
---|
3140 | const wxString &cs_proj) |
---|
3141 | { |
---|
3142 | // Fill in "right_bearing" for each cross-section. |
---|
3143 | list<vector<XSect> >::iterator trav = m_Parent->tubes_begin(); |
---|
3144 | list<vector<XSect> >::iterator tend = m_Parent->tubes_end(); |
---|
3145 | while (trav != tend) { |
---|
3146 | SkinPassage(*trav, false); |
---|
3147 | ++trav; |
---|
3148 | } |
---|
3149 | |
---|
3150 | svxPrintDlg * p; |
---|
3151 | p = new svxPrintDlg(m_Parent, filename, title, cs_proj, |
---|
3152 | datestamp, datestamp_numeric, |
---|
3153 | m_PanAngle, m_TiltAngle, |
---|
3154 | m_Names, m_Crosses, m_Legs, m_Surface, m_Tubes, |
---|
3155 | m_Entrances, m_FixedPts, m_ExportedPts, |
---|
3156 | false); |
---|
3157 | p->Show(true); |
---|
3158 | } |
---|
3159 | |
---|
3160 | static wxCursor |
---|
3161 | make_cursor(const unsigned char * bits, const unsigned char * mask, |
---|
3162 | int hotx, int hoty) |
---|
3163 | { |
---|
3164 | #if defined __WXMSW__ || defined __WXMAC__ |
---|
3165 | # ifdef __WXMAC__ |
---|
3166 | // The default Mac cursor is black with a white edge, so |
---|
3167 | // invert our custom cursors to match. |
---|
3168 | char b[128]; |
---|
3169 | for (int i = 0; i < 128; ++i) |
---|
3170 | b[i] = bits[i] ^ 0xff; |
---|
3171 | # else |
---|
3172 | const char * b = reinterpret_cast<const char *>(bits); |
---|
3173 | # endif |
---|
3174 | wxBitmap cursor_bitmap(b, 32, 32); |
---|
3175 | wxBitmap mask_bitmap(reinterpret_cast<const char *>(mask), 32, 32); |
---|
3176 | cursor_bitmap.SetMask(new wxMask(mask_bitmap, *wxWHITE)); |
---|
3177 | wxImage cursor_image = cursor_bitmap.ConvertToImage(); |
---|
3178 | cursor_image.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_X, hotx); |
---|
3179 | cursor_image.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_Y, hoty); |
---|
3180 | return wxCursor(cursor_image); |
---|
3181 | #else |
---|
3182 | return wxCursor((const char *)bits, 32, 32, hotx, hoty, |
---|
3183 | (const char *)mask, wxBLACK, wxWHITE); |
---|
3184 | #endif |
---|
3185 | } |
---|
3186 | |
---|
3187 | const |
---|
3188 | #include "hand.xbm" |
---|
3189 | const |
---|
3190 | #include "handmask.xbm" |
---|
3191 | |
---|
3192 | const |
---|
3193 | #include "brotate.xbm" |
---|
3194 | const |
---|
3195 | #include "brotatemask.xbm" |
---|
3196 | |
---|
3197 | const |
---|
3198 | #include "vrotate.xbm" |
---|
3199 | const |
---|
3200 | #include "vrotatemask.xbm" |
---|
3201 | |
---|
3202 | const |
---|
3203 | #include "rotate.xbm" |
---|
3204 | const |
---|
3205 | #include "rotatemask.xbm" |
---|
3206 | |
---|
3207 | const |
---|
3208 | #include "rotatezoom.xbm" |
---|
3209 | const |
---|
3210 | #include "rotatezoommask.xbm" |
---|
3211 | |
---|
3212 | void |
---|
3213 | GfxCore::UpdateCursor(GfxCore::cursor new_cursor) |
---|
3214 | { |
---|
3215 | // Check if we're already showing that cursor. |
---|
3216 | if (current_cursor == new_cursor) return; |
---|
3217 | |
---|
3218 | current_cursor = new_cursor; |
---|
3219 | switch (current_cursor) { |
---|
3220 | case GfxCore::CURSOR_DEFAULT: |
---|
3221 | GLACanvas::SetCursor(wxNullCursor); |
---|
3222 | break; |
---|
3223 | case GfxCore::CURSOR_POINTING_HAND: |
---|
3224 | GLACanvas::SetCursor(wxCursor(wxCURSOR_HAND)); |
---|
3225 | break; |
---|
3226 | case GfxCore::CURSOR_DRAGGING_HAND: |
---|
3227 | GLACanvas::SetCursor(make_cursor(hand_bits, handmask_bits, 12, 18)); |
---|
3228 | break; |
---|
3229 | case GfxCore::CURSOR_HORIZONTAL_RESIZE: |
---|
3230 | GLACanvas::SetCursor(wxCursor(wxCURSOR_SIZEWE)); |
---|
3231 | break; |
---|
3232 | case GfxCore::CURSOR_ROTATE_HORIZONTALLY: |
---|
3233 | GLACanvas::SetCursor(make_cursor(rotate_bits, rotatemask_bits, 15, 15)); |
---|
3234 | break; |
---|
3235 | case GfxCore::CURSOR_ROTATE_VERTICALLY: |
---|
3236 | GLACanvas::SetCursor(make_cursor(vrotate_bits, vrotatemask_bits, 15, 15)); |
---|
3237 | break; |
---|
3238 | case GfxCore::CURSOR_ROTATE_EITHER_WAY: |
---|
3239 | GLACanvas::SetCursor(make_cursor(brotate_bits, brotatemask_bits, 15, 15)); |
---|
3240 | break; |
---|
3241 | case GfxCore::CURSOR_ZOOM: |
---|
3242 | GLACanvas::SetCursor(wxCursor(wxCURSOR_MAGNIFIER)); |
---|
3243 | break; |
---|
3244 | case GfxCore::CURSOR_ZOOM_ROTATE: |
---|
3245 | GLACanvas::SetCursor(make_cursor(rotatezoom_bits, rotatezoommask_bits, 15, 15)); |
---|
3246 | break; |
---|
3247 | } |
---|
3248 | } |
---|
3249 | |
---|
3250 | bool GfxCore::MeasuringLineActive() const |
---|
3251 | { |
---|
3252 | if (Animating()) return false; |
---|
3253 | return HereIsReal() || m_there; |
---|
3254 | } |
---|
3255 | |
---|
3256 | bool GfxCore::HandleRClick(wxPoint point) |
---|
3257 | { |
---|
3258 | if (PointWithinCompass(point)) { |
---|
3259 | // Pop up menu. |
---|
3260 | wxMenu menu; |
---|
3261 | /* TRANSLATORS: View *looking* North */ |
---|
3262 | menu.Append(menu_ORIENT_MOVE_NORTH, wmsg(/*View &North*/240)); |
---|
3263 | /* TRANSLATORS: View *looking* East */ |
---|
3264 | menu.Append(menu_ORIENT_MOVE_EAST, wmsg(/*View &East*/241)); |
---|
3265 | /* TRANSLATORS: View *looking* South */ |
---|
3266 | menu.Append(menu_ORIENT_MOVE_SOUTH, wmsg(/*View &South*/242)); |
---|
3267 | /* TRANSLATORS: View *looking* West */ |
---|
3268 | menu.Append(menu_ORIENT_MOVE_WEST, wmsg(/*View &West*/243)); |
---|
3269 | menu.AppendSeparator(); |
---|
3270 | /* TRANSLATORS: Menu item which turns off the "north arrow" in aven. */ |
---|
3271 | menu.AppendCheckItem(menu_IND_COMPASS, wmsg(/*&Hide Compass*/387)); |
---|
3272 | /* TRANSLATORS: tickable menu item in View menu. |
---|
3273 | * |
---|
3274 | * Degrees are the angular measurement where there are 360 in a full |
---|
3275 | * circle. */ |
---|
3276 | menu.AppendCheckItem(menu_CTL_DEGREES, wmsg(/*&Degrees*/343)); |
---|
3277 | menu.Connect(wxEVT_COMMAND_MENU_SELECTED, (wxObjectEventFunction)&wxEvtHandler::ProcessEvent, NULL, m_Parent->GetEventHandler()); |
---|
3278 | PopupMenu(&menu); |
---|
3279 | return true; |
---|
3280 | } |
---|
3281 | |
---|
3282 | if (PointWithinClino(point)) { |
---|
3283 | // Pop up menu. |
---|
3284 | wxMenu menu; |
---|
3285 | menu.Append(menu_ORIENT_PLAN, wmsg(/*&Plan View*/248)); |
---|
3286 | menu.Append(menu_ORIENT_ELEVATION, wmsg(/*Ele&vation*/249)); |
---|
3287 | menu.AppendSeparator(); |
---|
3288 | /* TRANSLATORS: Menu item which turns off the tilt indicator in aven. */ |
---|
3289 | menu.AppendCheckItem(menu_IND_CLINO, wmsg(/*&Hide Clino*/384)); |
---|
3290 | /* TRANSLATORS: tickable menu item in View menu. |
---|
3291 | * |
---|
3292 | * Degrees are the angular measurement where there are 360 in a full |
---|
3293 | * circle. */ |
---|
3294 | menu.AppendCheckItem(menu_CTL_DEGREES, wmsg(/*&Degrees*/343)); |
---|
3295 | /* TRANSLATORS: tickable menu item in View menu. |
---|
3296 | * |
---|
3297 | * Show the tilt of the survey as a percentage gradient (100% = 45 |
---|
3298 | * degrees = 50 grad). */ |
---|
3299 | menu.AppendCheckItem(menu_CTL_PERCENT, wmsg(/*&Percent*/430)); |
---|
3300 | menu.Connect(wxEVT_COMMAND_MENU_SELECTED, (wxObjectEventFunction)&wxEvtHandler::ProcessEvent, NULL, m_Parent->GetEventHandler()); |
---|
3301 | PopupMenu(&menu); |
---|
3302 | return true; |
---|
3303 | } |
---|
3304 | |
---|
3305 | if (PointWithinScaleBar(point)) { |
---|
3306 | // Pop up menu. |
---|
3307 | wxMenu menu; |
---|
3308 | /* TRANSLATORS: Menu item which turns off the scale bar in aven. */ |
---|
3309 | menu.AppendCheckItem(menu_IND_SCALE_BAR, wmsg(/*&Hide scale bar*/385)); |
---|
3310 | /* TRANSLATORS: tickable menu item in View menu. |
---|
3311 | * |
---|
3312 | * "Metric" here means metres, km, etc (rather than feet, miles, etc) |
---|
3313 | */ |
---|
3314 | menu.AppendCheckItem(menu_CTL_METRIC, wmsg(/*&Metric*/342)); |
---|
3315 | menu.Connect(wxEVT_COMMAND_MENU_SELECTED, (wxObjectEventFunction)&wxEvtHandler::ProcessEvent, NULL, m_Parent->GetEventHandler()); |
---|
3316 | PopupMenu(&menu); |
---|
3317 | return true; |
---|
3318 | } |
---|
3319 | |
---|
3320 | if (PointWithinColourKey(point)) { |
---|
3321 | // Pop up menu. |
---|
3322 | wxMenu menu; |
---|
3323 | menu.AppendCheckItem(menu_VIEW_COLOUR_BY_DEPTH, wmsg(/*Colour by &Depth*/292)); |
---|
3324 | menu.AppendCheckItem(menu_VIEW_COLOUR_BY_DATE, wmsg(/*Colour by D&ate*/293)); |
---|
3325 | menu.AppendCheckItem(menu_VIEW_COLOUR_BY_ERROR, wmsg(/*Colour by E&rror*/289)); |
---|
3326 | menu.AppendSeparator(); |
---|
3327 | /* TRANSLATORS: Menu item which turns off the colour key. |
---|
3328 | * The "Colour Key" is the thing in aven showing which colour |
---|
3329 | * corresponds to which depth, date, survey closure error, etc. */ |
---|
3330 | menu.AppendCheckItem(menu_IND_COLOUR_KEY, wmsg(/*&Hide colour key*/386)); |
---|
3331 | if (m_ColourBy == COLOUR_BY_DEPTH) |
---|
3332 | menu.AppendCheckItem(menu_CTL_METRIC, wmsg(/*&Metric*/342)); |
---|
3333 | menu.Connect(wxEVT_COMMAND_MENU_SELECTED, (wxObjectEventFunction)&wxEvtHandler::ProcessEvent, NULL, m_Parent->GetEventHandler()); |
---|
3334 | PopupMenu(&menu); |
---|
3335 | return true; |
---|
3336 | } |
---|
3337 | |
---|
3338 | return false; |
---|
3339 | } |
---|
3340 | |
---|
3341 | void GfxCore::SetZoomBox(wxPoint p1, wxPoint p2, bool centred, bool aspect) |
---|
3342 | { |
---|
3343 | if (centred) { |
---|
3344 | p1.x = p2.x + (p1.x - p2.x) * 2; |
---|
3345 | p1.y = p2.y + (p1.y - p2.y) * 2; |
---|
3346 | } |
---|
3347 | if (aspect) { |
---|
3348 | #if 0 // FIXME: This needs more work. |
---|
3349 | int sx = GetXSize(); |
---|
3350 | int sy = GetYSize(); |
---|
3351 | int dx = p1.x - p2.x; |
---|
3352 | int dy = p1.y - p2.y; |
---|
3353 | int dy_new = dx * sy / sx; |
---|
3354 | if (abs(dy_new) >= abs(dy)) { |
---|
3355 | p1.y += (dy_new - dy) / 2; |
---|
3356 | p2.y -= (dy_new - dy) / 2; |
---|
3357 | } else { |
---|
3358 | int dx_new = dy * sx / sy; |
---|
3359 | p1.x += (dx_new - dx) / 2; |
---|
3360 | p2.x -= (dx_new - dx) / 2; |
---|
3361 | } |
---|
3362 | #endif |
---|
3363 | } |
---|
3364 | zoombox.set(p1, p2); |
---|
3365 | ForceRefresh(); |
---|
3366 | } |
---|
3367 | |
---|
3368 | void GfxCore::ZoomBoxGo() |
---|
3369 | { |
---|
3370 | if (!zoombox.active()) return; |
---|
3371 | |
---|
3372 | int width = GetXSize(); |
---|
3373 | int height = GetYSize(); |
---|
3374 | |
---|
3375 | TranslateCave(-0.5 * (zoombox.x1 + zoombox.x2 - width), |
---|
3376 | -0.5 * (zoombox.y1 + zoombox.y2 - height)); |
---|
3377 | int box_w = abs(zoombox.x1 - zoombox.x2); |
---|
3378 | int box_h = abs(zoombox.y1 - zoombox.y2); |
---|
3379 | |
---|
3380 | double factor = min(double(width) / box_w, double(height) / box_h); |
---|
3381 | |
---|
3382 | zoombox.unset(); |
---|
3383 | |
---|
3384 | SetScale(GetScale() * factor); |
---|
3385 | } |
---|