1 | // |
---|
2 | // gfxcore.cc |
---|
3 | // |
---|
4 | // Core drawing code for Aven. |
---|
5 | // |
---|
6 | // Copyright (C) 2000-2003,2005,2006 Mark R. Shinwell |
---|
7 | // Copyright (C) 2001-2003,2004,2005,2006,2007 Olly Betts |
---|
8 | // Copyright (C) 2005 Martin Green |
---|
9 | // |
---|
10 | // This program is free software; you can redistribute it and/or modify |
---|
11 | // it under the terms of the GNU General Public License as published by |
---|
12 | // the Free Software Foundation; either version 2 of the License, or |
---|
13 | // (at your option) any later version. |
---|
14 | // |
---|
15 | // This program is distributed in the hope that it will be useful, |
---|
16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
18 | // GNU General Public License for more details. |
---|
19 | // |
---|
20 | // You should have received a copy of the GNU General Public License |
---|
21 | // along with this program; if not, write to the Free Software |
---|
22 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
---|
23 | // |
---|
24 | |
---|
25 | #ifdef HAVE_CONFIG_H |
---|
26 | #include <config.h> |
---|
27 | #endif |
---|
28 | |
---|
29 | #include <assert.h> |
---|
30 | #include <float.h> |
---|
31 | |
---|
32 | #include "aven.h" |
---|
33 | #include "gfxcore.h" |
---|
34 | #include "mainfrm.h" |
---|
35 | #include "message.h" |
---|
36 | #include "useful.h" |
---|
37 | #include "printwx.h" |
---|
38 | #include "guicontrol.h" |
---|
39 | #include "moviemaker.h" |
---|
40 | |
---|
41 | #include <wx/confbase.h> |
---|
42 | #include <wx/image.h> |
---|
43 | |
---|
44 | #define MAX(a, b) ((a) > (b) ? (a) : (b)) |
---|
45 | #define MAX3(a, b, c) ((a) > (b) ? MAX(a, c) : MAX(b, c)) |
---|
46 | |
---|
47 | // Values for m_SwitchingTo |
---|
48 | #define PLAN 1 |
---|
49 | #define ELEVATION 2 |
---|
50 | #define NORTH 3 |
---|
51 | #define EAST 4 |
---|
52 | #define SOUTH 5 |
---|
53 | #define WEST 6 |
---|
54 | |
---|
55 | // Any error value higher than this is clamped to this. |
---|
56 | #define MAX_ERROR 12.0 |
---|
57 | |
---|
58 | // How many bins per letter height to use when working out non-overlapping |
---|
59 | // labels. |
---|
60 | const unsigned int QUANTISE_FACTOR = 2; |
---|
61 | |
---|
62 | const int NUM_DEPTH_COLOURS = 13; |
---|
63 | |
---|
64 | #include "avenpal.h" |
---|
65 | |
---|
66 | static const int COMPASS_OFFSET_X = 60; |
---|
67 | static const int COMPASS_OFFSET_Y = 80; |
---|
68 | static const int INDICATOR_BOX_SIZE = 60; |
---|
69 | static const int INDICATOR_GAP = 2; |
---|
70 | static const int INDICATOR_MARGIN = 5; |
---|
71 | static const int INDICATOR_OFFSET_X = 15; |
---|
72 | static const int INDICATOR_OFFSET_Y = 15; |
---|
73 | static const int INDICATOR_RADIUS = INDICATOR_BOX_SIZE / 2 - INDICATOR_MARGIN; |
---|
74 | static const int CLINO_OFFSET_X = 6 + INDICATOR_OFFSET_X + |
---|
75 | INDICATOR_BOX_SIZE + INDICATOR_GAP; |
---|
76 | static const int DEPTH_BAR_OFFSET_X = 16; |
---|
77 | static const int DEPTH_BAR_EXTRA_LEFT_MARGIN = 2; |
---|
78 | static const int DEPTH_BAR_BLOCK_WIDTH = 20; |
---|
79 | static const int DEPTH_BAR_BLOCK_HEIGHT = 15; |
---|
80 | static const int DEPTH_BAR_MARGIN = 6; |
---|
81 | static const int DEPTH_BAR_OFFSET_Y = 16 + DEPTH_BAR_MARGIN; |
---|
82 | static const int TICK_LENGTH = 4; |
---|
83 | static const int SCALE_BAR_OFFSET_X = 15; |
---|
84 | static const int SCALE_BAR_OFFSET_Y = 12; |
---|
85 | static const int SCALE_BAR_HEIGHT = 12; |
---|
86 | |
---|
87 | static const gla_colour TEXT_COLOUR = col_GREEN; |
---|
88 | static const gla_colour HERE_COLOUR = col_WHITE; |
---|
89 | static const gla_colour NAME_COLOUR = col_GREEN; |
---|
90 | |
---|
91 | #define HITTEST_SIZE 20 |
---|
92 | |
---|
93 | // vector for lighting angle |
---|
94 | static const Vector3 light(.577, .577, .577); |
---|
95 | |
---|
96 | BEGIN_EVENT_TABLE(GfxCore, wxGLCanvas) |
---|
97 | EVT_PAINT(GfxCore::OnPaint) |
---|
98 | EVT_LEFT_DOWN(GfxCore::OnLButtonDown) |
---|
99 | EVT_LEFT_UP(GfxCore::OnLButtonUp) |
---|
100 | EVT_MIDDLE_DOWN(GfxCore::OnMButtonDown) |
---|
101 | EVT_MIDDLE_UP(GfxCore::OnMButtonUp) |
---|
102 | EVT_RIGHT_DOWN(GfxCore::OnRButtonDown) |
---|
103 | EVT_RIGHT_UP(GfxCore::OnRButtonUp) |
---|
104 | EVT_MOUSEWHEEL(GfxCore::OnMouseWheel) |
---|
105 | EVT_MOTION(GfxCore::OnMouseMove) |
---|
106 | EVT_LEAVE_WINDOW(GfxCore::OnLeaveWindow) |
---|
107 | EVT_SIZE(GfxCore::OnSize) |
---|
108 | EVT_IDLE(GfxCore::OnIdle) |
---|
109 | EVT_CHAR(GfxCore::OnKeyPress) |
---|
110 | END_EVENT_TABLE() |
---|
111 | |
---|
112 | GfxCore::GfxCore(MainFrm* parent, wxWindow* parent_win, GUIControl* control) : |
---|
113 | GLACanvas(parent_win, 100), m_HaveData(false) |
---|
114 | { |
---|
115 | m_Control = control; |
---|
116 | m_ScaleBarWidth = 0; |
---|
117 | m_Parent = parent; |
---|
118 | m_DoneFirstShow = false; |
---|
119 | m_Crosses = false; |
---|
120 | m_Legs = true; |
---|
121 | m_Names = false; |
---|
122 | m_OverlappingNames = false; |
---|
123 | m_Compass = true; |
---|
124 | m_Clino = true; |
---|
125 | m_Depthbar = true; |
---|
126 | m_Scalebar = true; |
---|
127 | m_LabelGrid = NULL; |
---|
128 | m_Rotating = false; |
---|
129 | m_SwitchingTo = 0; |
---|
130 | m_Entrances = false; |
---|
131 | m_FixedPts = false; |
---|
132 | m_ExportedPts = false; |
---|
133 | m_Tubes = false; |
---|
134 | m_Grid = false; |
---|
135 | m_BoundingBox = false; |
---|
136 | m_ColourBy = COLOUR_BY_DEPTH; |
---|
137 | AddQuad = &GfxCore::AddQuadrilateralDepth; |
---|
138 | AddPoly = &GfxCore::AddPolylineDepth; |
---|
139 | wxConfigBase::Get()->Read(wxT("metric"), &m_Metric, true); |
---|
140 | wxConfigBase::Get()->Read(wxT("degrees"), &m_Degrees, true); |
---|
141 | m_here.Invalidate(); |
---|
142 | m_there.Invalidate(); |
---|
143 | presentation_mode = 0; |
---|
144 | pres_speed = 0.0; |
---|
145 | pres_reverse = false; |
---|
146 | mpeg = NULL; |
---|
147 | current_cursor = GfxCore::CURSOR_DEFAULT; |
---|
148 | |
---|
149 | // Initialise grid for hit testing. |
---|
150 | m_PointGrid = new list<LabelInfo*>[HITTEST_SIZE * HITTEST_SIZE]; |
---|
151 | |
---|
152 | m_Pens = new GLAPen[NUM_DEPTH_COLOURS + 1]; |
---|
153 | for (int pen = 0; pen < NUM_DEPTH_COLOURS + 1; ++pen) { |
---|
154 | m_Pens[pen].SetColour(REDS[pen] / 255.0, |
---|
155 | GREENS[pen] / 255.0, |
---|
156 | BLUES[pen] / 255.0); |
---|
157 | } |
---|
158 | } |
---|
159 | |
---|
160 | GfxCore::~GfxCore() |
---|
161 | { |
---|
162 | TryToFreeArrays(); |
---|
163 | |
---|
164 | delete[] m_Pens; |
---|
165 | delete[] m_PointGrid; |
---|
166 | } |
---|
167 | |
---|
168 | void GfxCore::TryToFreeArrays() |
---|
169 | { |
---|
170 | // Free up any memory allocated for arrays. |
---|
171 | |
---|
172 | if (m_LabelGrid) { |
---|
173 | delete[] m_LabelGrid; |
---|
174 | m_LabelGrid = NULL; |
---|
175 | } |
---|
176 | } |
---|
177 | |
---|
178 | // |
---|
179 | // Initialisation methods |
---|
180 | // |
---|
181 | |
---|
182 | void GfxCore::Initialise(bool same_file) |
---|
183 | { |
---|
184 | // Initialise the view from the parent holding the survey data. |
---|
185 | |
---|
186 | TryToFreeArrays(); |
---|
187 | |
---|
188 | m_DoneFirstShow = false; |
---|
189 | |
---|
190 | m_HitTestGridValid = false; |
---|
191 | m_here.Invalidate(); |
---|
192 | m_there.Invalidate(); |
---|
193 | |
---|
194 | if (!same_file) { |
---|
195 | // Apply default parameters unless reloading the same file. |
---|
196 | DefaultParameters(); |
---|
197 | |
---|
198 | // Set the initial scale. |
---|
199 | SetScale(1.0); |
---|
200 | } |
---|
201 | |
---|
202 | switch (m_ColourBy) { |
---|
203 | case COLOUR_BY_DEPTH: |
---|
204 | if (m_Parent->GetDepthExtent() == 0.0) { |
---|
205 | SetColourBy(COLOUR_BY_NONE); |
---|
206 | } |
---|
207 | break; |
---|
208 | case COLOUR_BY_DATE: |
---|
209 | if (m_Parent->GetDateExtent() == 0) { |
---|
210 | SetColourBy(COLOUR_BY_NONE); |
---|
211 | } |
---|
212 | break; |
---|
213 | case COLOUR_BY_ERROR: |
---|
214 | if (!m_Parent->HasErrorInformation()) { |
---|
215 | SetColourBy(COLOUR_BY_NONE); |
---|
216 | } |
---|
217 | break; |
---|
218 | } |
---|
219 | |
---|
220 | m_HaveData = true; |
---|
221 | |
---|
222 | ForceRefresh(); |
---|
223 | } |
---|
224 | |
---|
225 | void GfxCore::FirstShow() |
---|
226 | { |
---|
227 | GLACanvas::FirstShow(); |
---|
228 | |
---|
229 | const unsigned int quantise(GetFontSize() / QUANTISE_FACTOR); |
---|
230 | list<LabelInfo*>::iterator pos = m_Parent->GetLabelsNC(); |
---|
231 | while (pos != m_Parent->GetLabelsNCEnd()) { |
---|
232 | LabelInfo* label = *pos++; |
---|
233 | // Calculate and set the label width for use when plotting |
---|
234 | // none-overlapping labels. |
---|
235 | int ext_x; |
---|
236 | GLACanvas::GetTextExtent(label->GetText(), &ext_x, NULL); |
---|
237 | label->set_width(unsigned(ext_x) / quantise + 1); |
---|
238 | } |
---|
239 | |
---|
240 | SetBackgroundColour(0.0, 0.0, 0.0); |
---|
241 | |
---|
242 | // Set diameter of the viewing volume. |
---|
243 | SetVolumeDiameter(sqrt(sqrd(m_Parent->GetXExtent()) + |
---|
244 | sqrd(m_Parent->GetYExtent()) + |
---|
245 | sqrd(m_Parent->GetZExtent()))); |
---|
246 | |
---|
247 | // Update our record of the client area size and centre. |
---|
248 | GetClientSize(&m_XSize, &m_YSize); |
---|
249 | |
---|
250 | m_DoneFirstShow = true; |
---|
251 | } |
---|
252 | |
---|
253 | // |
---|
254 | // Recalculating methods |
---|
255 | // |
---|
256 | |
---|
257 | void GfxCore::SetScale(Double scale) |
---|
258 | { |
---|
259 | // Fill the plot data arrays with screen coordinates, scaling the survey |
---|
260 | // to a particular absolute scale. |
---|
261 | |
---|
262 | if (scale < 0.05) { |
---|
263 | scale = 0.05; |
---|
264 | } else { |
---|
265 | if (scale > 1000.0) scale = 1000.0; |
---|
266 | } |
---|
267 | |
---|
268 | m_Scale = scale; |
---|
269 | m_HitTestGridValid = false; |
---|
270 | if (m_here_is_temporary) SetHere(); |
---|
271 | |
---|
272 | GLACanvas::SetScale(scale); |
---|
273 | } |
---|
274 | |
---|
275 | bool GfxCore::HasUndergroundLegs() const |
---|
276 | { |
---|
277 | return m_Parent->HasUndergroundLegs(); |
---|
278 | } |
---|
279 | |
---|
280 | bool GfxCore::HasSurfaceLegs() const |
---|
281 | { |
---|
282 | return m_Parent->HasSurfaceLegs(); |
---|
283 | } |
---|
284 | |
---|
285 | bool GfxCore::HasTubes() const |
---|
286 | { |
---|
287 | return m_Parent->HasTubes(); |
---|
288 | } |
---|
289 | |
---|
290 | void GfxCore::UpdateBlobs() |
---|
291 | { |
---|
292 | InvalidateList(LIST_BLOBS); |
---|
293 | } |
---|
294 | |
---|
295 | // |
---|
296 | // Event handlers |
---|
297 | // |
---|
298 | |
---|
299 | void GfxCore::OnLeaveWindow(wxMouseEvent& event) { |
---|
300 | SetHere(); |
---|
301 | ClearCoords(); |
---|
302 | } |
---|
303 | |
---|
304 | void GfxCore::OnIdle(wxIdleEvent& event) |
---|
305 | { |
---|
306 | // Handle an idle event. |
---|
307 | if (Animate()) { |
---|
308 | ForceRefresh(); |
---|
309 | event.RequestMore(); |
---|
310 | } |
---|
311 | } |
---|
312 | |
---|
313 | void GfxCore::OnPaint(wxPaintEvent&) |
---|
314 | { |
---|
315 | // Redraw the window. |
---|
316 | |
---|
317 | // Get a graphics context. |
---|
318 | wxPaintDC dc(this); |
---|
319 | |
---|
320 | assert(GetContext()); |
---|
321 | |
---|
322 | if (m_HaveData) { |
---|
323 | // Make sure we're initialised. |
---|
324 | bool first_time = !m_DoneFirstShow; |
---|
325 | if (first_time) { |
---|
326 | FirstShow(); |
---|
327 | } |
---|
328 | |
---|
329 | StartDrawing(); |
---|
330 | |
---|
331 | // Clear the background. |
---|
332 | Clear(); |
---|
333 | |
---|
334 | // Set up model transformation matrix. |
---|
335 | SetDataTransform(); |
---|
336 | |
---|
337 | timer.Start(); // reset timer |
---|
338 | |
---|
339 | if (m_Legs || m_Tubes) { |
---|
340 | if (m_Tubes) { |
---|
341 | EnableSmoothPolygons(true); // FIXME: allow false for wireframe view |
---|
342 | DrawList(LIST_TUBES); |
---|
343 | DisableSmoothPolygons(); |
---|
344 | } |
---|
345 | |
---|
346 | // Draw the underground legs. Do this last so that anti-aliasing |
---|
347 | // works over polygons. |
---|
348 | SetColour(col_GREEN); |
---|
349 | DrawList(LIST_UNDERGROUND_LEGS); |
---|
350 | } |
---|
351 | |
---|
352 | if (m_Surface) { |
---|
353 | // Draw the surface legs. |
---|
354 | DrawList(LIST_SURFACE_LEGS); |
---|
355 | } |
---|
356 | |
---|
357 | DrawList(LIST_BLOBS); |
---|
358 | |
---|
359 | if (m_BoundingBox) { |
---|
360 | DrawShadowedBoundingBox(); |
---|
361 | } |
---|
362 | if (m_Grid) { |
---|
363 | // Draw the grid. |
---|
364 | DrawList(LIST_GRID); |
---|
365 | } |
---|
366 | |
---|
367 | if (m_Crosses) { |
---|
368 | DrawList(LIST_CROSSES); |
---|
369 | } |
---|
370 | |
---|
371 | SetIndicatorTransform(); |
---|
372 | |
---|
373 | // Draw station names. |
---|
374 | if (m_Names /*&& !m_Control->MouseDown() && !Animating()*/) { |
---|
375 | SetColour(NAME_COLOUR); |
---|
376 | |
---|
377 | if (m_OverlappingNames) { |
---|
378 | SimpleDrawNames(); |
---|
379 | } else { |
---|
380 | NattyDrawNames(); |
---|
381 | } |
---|
382 | } |
---|
383 | |
---|
384 | if (!Animating() && (m_here.IsValid() || m_there.IsValid())) { |
---|
385 | // Draw "here" and "there". |
---|
386 | Double hx, hy; |
---|
387 | SetColour(HERE_COLOUR); |
---|
388 | if (m_here.IsValid()) { |
---|
389 | Double dummy; |
---|
390 | Transform(m_here, &hx, &hy, &dummy); |
---|
391 | if (!m_here_is_temporary) DrawRing(hx, hy); |
---|
392 | } |
---|
393 | if (m_there.IsValid()) { |
---|
394 | Double tx, ty; |
---|
395 | Double dummy; |
---|
396 | Transform(m_there, &tx, &ty, &dummy); |
---|
397 | if (m_here.IsValid()) { |
---|
398 | BeginLines(); |
---|
399 | PlaceIndicatorVertex(hx, hy); |
---|
400 | PlaceIndicatorVertex(tx, ty); |
---|
401 | EndLines(); |
---|
402 | } |
---|
403 | BeginBlobs(); |
---|
404 | DrawBlob(tx, ty); |
---|
405 | EndBlobs(); |
---|
406 | } |
---|
407 | } |
---|
408 | |
---|
409 | // Draw indicators. |
---|
410 | // |
---|
411 | // There's no advantage in generating an OpenGL list for the |
---|
412 | // indicators since they change with almost every redraw (and |
---|
413 | // sometimes several times between redraws). This way we avoid |
---|
414 | // the need to track when to update the indicator OpenGL list, |
---|
415 | // and also avoid indicator update bugs when we don't quite get this |
---|
416 | // right... |
---|
417 | DrawIndicators(); |
---|
418 | |
---|
419 | FinishDrawing(); |
---|
420 | |
---|
421 | drawtime = timer.Time(); |
---|
422 | } else { |
---|
423 | dc.SetBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWFRAME)); |
---|
424 | dc.Clear(); |
---|
425 | } |
---|
426 | } |
---|
427 | |
---|
428 | void GfxCore::DrawBoundingBox() |
---|
429 | { |
---|
430 | const Vector3 v = 0.5 * m_Parent->GetExtent(); |
---|
431 | |
---|
432 | SetColour(col_BLUE); |
---|
433 | EnableDashedLines(); |
---|
434 | BeginPolyline(); |
---|
435 | PlaceVertex(-v.GetX(), -v.GetY(), v.GetZ()); |
---|
436 | PlaceVertex(-v.GetX(), v.GetY(), v.GetZ()); |
---|
437 | PlaceVertex(v.GetX(), v.GetY(), v.GetZ()); |
---|
438 | PlaceVertex(v.GetX(), -v.GetY(), v.GetZ()); |
---|
439 | PlaceVertex(-v.GetX(), -v.GetY(), v.GetZ()); |
---|
440 | EndPolyline(); |
---|
441 | BeginPolyline(); |
---|
442 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
---|
443 | PlaceVertex(-v.GetX(), v.GetY(), -v.GetZ()); |
---|
444 | PlaceVertex(v.GetX(), v.GetY(), -v.GetZ()); |
---|
445 | PlaceVertex(v.GetX(), -v.GetY(), -v.GetZ()); |
---|
446 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
---|
447 | EndPolyline(); |
---|
448 | BeginLines(); |
---|
449 | PlaceVertex(-v.GetX(), -v.GetY(), v.GetZ()); |
---|
450 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
---|
451 | PlaceVertex(-v.GetX(), v.GetY(), v.GetZ()); |
---|
452 | PlaceVertex(-v.GetX(), v.GetY(), -v.GetZ()); |
---|
453 | PlaceVertex(v.GetX(), v.GetY(), v.GetZ()); |
---|
454 | PlaceVertex(v.GetX(), v.GetY(), -v.GetZ()); |
---|
455 | PlaceVertex(v.GetX(), -v.GetY(), v.GetZ()); |
---|
456 | PlaceVertex(v.GetX(), -v.GetY(), -v.GetZ()); |
---|
457 | EndLines(); |
---|
458 | DisableDashedLines(); |
---|
459 | } |
---|
460 | |
---|
461 | void GfxCore::DrawShadowedBoundingBox() |
---|
462 | { |
---|
463 | const Vector3 v = 0.5 * m_Parent->GetExtent(); |
---|
464 | |
---|
465 | DrawBoundingBox(); |
---|
466 | |
---|
467 | // FIXME: these gl* calls should be in gla-gl.cc |
---|
468 | glPolygonOffset(1.0, 1.0); |
---|
469 | glEnable(GL_POLYGON_OFFSET_FILL); |
---|
470 | |
---|
471 | SetColour(col_DARK_GREY); |
---|
472 | BeginQuadrilaterals(); |
---|
473 | PlaceVertex(-v.GetX(), -v.GetY(), -v.GetZ()); |
---|
474 | PlaceVertex(-v.GetX(), v.GetY(), -v.GetZ()); |
---|
475 | PlaceVertex(v.GetX(), v.GetY(), -v.GetZ()); |
---|
476 | PlaceVertex(v.GetX(), -v.GetY(), -v.GetZ()); |
---|
477 | EndQuadrilaterals(); |
---|
478 | |
---|
479 | glDisable(GL_POLYGON_OFFSET_FILL); |
---|
480 | |
---|
481 | DrawList(LIST_SHADOW); |
---|
482 | } |
---|
483 | |
---|
484 | void GfxCore::DrawGrid() |
---|
485 | { |
---|
486 | // Draw the grid. |
---|
487 | SetColour(col_RED); |
---|
488 | |
---|
489 | // Calculate the extent of the survey, in metres across the screen plane. |
---|
490 | Double m_across_screen = SurveyUnitsAcrossViewport(); |
---|
491 | // Calculate the length of the scale bar in metres. |
---|
492 | //--move this elsewhere |
---|
493 | Double size_snap = pow(10.0, floor(log10(0.75 * m_across_screen))); |
---|
494 | Double t = m_across_screen * 0.75 / size_snap; |
---|
495 | if (t >= 5.0) { |
---|
496 | size_snap *= 5.0; |
---|
497 | } |
---|
498 | else if (t >= 2.0) { |
---|
499 | size_snap *= 2.0; |
---|
500 | } |
---|
501 | |
---|
502 | Double grid_size = size_snap * 0.1; |
---|
503 | Double edge = grid_size * 2.0; |
---|
504 | Double grid_z = -m_Parent->GetZExtent() * 0.5 - grid_size; |
---|
505 | Double left = -m_Parent->GetXExtent() * 0.5 - edge; |
---|
506 | Double right = m_Parent->GetXExtent() * 0.5 + edge; |
---|
507 | Double bottom = -m_Parent->GetYExtent() * 0.5 - edge; |
---|
508 | Double top = m_Parent->GetYExtent() * 0.5 + edge; |
---|
509 | int count_x = (int) ceil((right - left) / grid_size); |
---|
510 | int count_y = (int) ceil((top - bottom) / grid_size); |
---|
511 | Double actual_right = left + count_x*grid_size; |
---|
512 | Double actual_top = bottom + count_y*grid_size; |
---|
513 | |
---|
514 | BeginLines(); |
---|
515 | |
---|
516 | for (int xc = 0; xc <= count_x; xc++) { |
---|
517 | Double x = left + xc*grid_size; |
---|
518 | |
---|
519 | PlaceVertex(x, bottom, grid_z); |
---|
520 | PlaceVertex(x, actual_top, grid_z); |
---|
521 | } |
---|
522 | |
---|
523 | for (int yc = 0; yc <= count_y; yc++) { |
---|
524 | Double y = bottom + yc*grid_size; |
---|
525 | PlaceVertex(left, y, grid_z); |
---|
526 | PlaceVertex(actual_right, y, grid_z); |
---|
527 | } |
---|
528 | |
---|
529 | EndLines(); |
---|
530 | } |
---|
531 | |
---|
532 | int GfxCore::GetClinoOffset() const |
---|
533 | { |
---|
534 | return m_Compass ? CLINO_OFFSET_X : INDICATOR_OFFSET_X; |
---|
535 | } |
---|
536 | |
---|
537 | void GfxCore::DrawTick(int angle_cw) |
---|
538 | { |
---|
539 | const Double theta = rad(angle_cw); |
---|
540 | const wxCoord length1 = INDICATOR_RADIUS; |
---|
541 | const wxCoord length0 = length1 + TICK_LENGTH; |
---|
542 | wxCoord x0 = wxCoord(length0 * sin(theta)); |
---|
543 | wxCoord y0 = wxCoord(length0 * cos(theta)); |
---|
544 | wxCoord x1 = wxCoord(length1 * sin(theta)); |
---|
545 | wxCoord y1 = wxCoord(length1 * cos(theta)); |
---|
546 | |
---|
547 | PlaceIndicatorVertex(x0, y0); |
---|
548 | PlaceIndicatorVertex(x1, y1); |
---|
549 | } |
---|
550 | |
---|
551 | void GfxCore::DrawArrow(gla_colour col1, gla_colour col2) { |
---|
552 | Vector3 p1(0, INDICATOR_RADIUS, 0); |
---|
553 | Vector3 p2(INDICATOR_RADIUS/2, INDICATOR_RADIUS*-.866025404, 0); // 150deg |
---|
554 | Vector3 p3(-INDICATOR_RADIUS/2, INDICATOR_RADIUS*-.866025404, 0); // 210deg |
---|
555 | Vector3 pc(0, 0, 0); |
---|
556 | |
---|
557 | DrawTriangle(col_LIGHT_GREY, col1, p2, p1, pc); |
---|
558 | DrawTriangle(col_LIGHT_GREY, col2, p3, p1, pc); |
---|
559 | } |
---|
560 | |
---|
561 | void GfxCore::DrawCompass() { |
---|
562 | // Ticks. |
---|
563 | BeginLines(); |
---|
564 | for (int angle = 315; angle > 0; angle -= 45) { |
---|
565 | DrawTick(angle); |
---|
566 | } |
---|
567 | SetColour(col_GREEN); |
---|
568 | DrawTick(0); |
---|
569 | EndLines(); |
---|
570 | |
---|
571 | // Compass background. |
---|
572 | DrawCircle(col_LIGHT_GREY_2, col_GREY, 0, 0, INDICATOR_RADIUS); |
---|
573 | |
---|
574 | // Compass arrow. |
---|
575 | DrawArrow(col_INDICATOR_1, col_INDICATOR_2); |
---|
576 | } |
---|
577 | |
---|
578 | // Draw the non-rotating background to the clino. |
---|
579 | void GfxCore::DrawClinoBack() { |
---|
580 | BeginLines(); |
---|
581 | for (int angle = 0; angle <= 180; angle += 90) { |
---|
582 | DrawTick(angle); |
---|
583 | } |
---|
584 | |
---|
585 | SetColour(col_GREY); |
---|
586 | PlaceIndicatorVertex(0, INDICATOR_RADIUS); |
---|
587 | PlaceIndicatorVertex(0, -INDICATOR_RADIUS); |
---|
588 | PlaceIndicatorVertex(0, 0); |
---|
589 | PlaceIndicatorVertex(INDICATOR_RADIUS, 0); |
---|
590 | |
---|
591 | EndLines(); |
---|
592 | } |
---|
593 | |
---|
594 | void GfxCore::DrawClino() { |
---|
595 | // Ticks. |
---|
596 | SetColour(col_GREEN); |
---|
597 | BeginLines(); |
---|
598 | DrawTick(0); |
---|
599 | EndLines(); |
---|
600 | |
---|
601 | // Clino background. |
---|
602 | DrawSemicircle(col_LIGHT_GREY_2, col_GREY, 0, 0, INDICATOR_RADIUS, 0); |
---|
603 | |
---|
604 | // Elevation arrow. |
---|
605 | DrawArrow(col_INDICATOR_2, col_INDICATOR_1); |
---|
606 | } |
---|
607 | |
---|
608 | void GfxCore::Draw2dIndicators() |
---|
609 | { |
---|
610 | // Draw the compass and elevation indicators. |
---|
611 | |
---|
612 | const int centre_y = INDICATOR_BOX_SIZE / 2 + INDICATOR_OFFSET_Y; |
---|
613 | |
---|
614 | const int comp_centre_x = GetCompassXPosition(); |
---|
615 | |
---|
616 | if (m_Compass && !m_Parent->IsExtendedElevation()) { |
---|
617 | // If the user is dragging the compass with the pointer outside the |
---|
618 | // compass, we snap to 45 degree multiples, and the ticks go white. |
---|
619 | SetColour(m_MouseOutsideCompass ? col_WHITE : col_LIGHT_GREY_2); |
---|
620 | DrawList2D(LIST_COMPASS, comp_centre_x, centre_y, -m_PanAngle); |
---|
621 | } |
---|
622 | |
---|
623 | const int elev_centre_x = GetClinoXPosition(); |
---|
624 | |
---|
625 | if (m_Clino) { |
---|
626 | // If the user is dragging the clino with the pointer outside the |
---|
627 | // clino, we snap to 90 degree multiples, and the ticks go white. |
---|
628 | SetColour(m_MouseOutsideElev ? col_WHITE : col_LIGHT_GREY_2); |
---|
629 | DrawList2D(LIST_CLINO_BACK, elev_centre_x, centre_y, 0); |
---|
630 | DrawList2D(LIST_CLINO, elev_centre_x, centre_y, 90 + m_TiltAngle); |
---|
631 | } |
---|
632 | |
---|
633 | SetColour(TEXT_COLOUR); |
---|
634 | |
---|
635 | static int triple_zero_width = 0; |
---|
636 | static int height = 0; |
---|
637 | if (!triple_zero_width) { |
---|
638 | GetTextExtent(wxT("000"), &triple_zero_width, &height); |
---|
639 | } |
---|
640 | const int y_off = INDICATOR_OFFSET_Y + INDICATOR_BOX_SIZE + height / 2; |
---|
641 | |
---|
642 | if (m_Compass && !m_Parent->IsExtendedElevation()) { |
---|
643 | wxString str; |
---|
644 | int value; |
---|
645 | if (m_Degrees) { |
---|
646 | value = int(m_PanAngle); |
---|
647 | } else { |
---|
648 | value = int(m_PanAngle * 200.0 / 180.0); |
---|
649 | } |
---|
650 | str.Printf(wxT("%03d"), value); |
---|
651 | DrawIndicatorText(comp_centre_x - triple_zero_width / 2, y_off, str); |
---|
652 | |
---|
653 | str = wmsg(/*Facing*/203); |
---|
654 | int w; |
---|
655 | GetTextExtent(str, &w, NULL); |
---|
656 | DrawIndicatorText(comp_centre_x - w / 2, y_off + height, str); |
---|
657 | } |
---|
658 | |
---|
659 | if (m_Clino) { |
---|
660 | int angle; |
---|
661 | wxString str; |
---|
662 | int width; |
---|
663 | if (m_Degrees) { |
---|
664 | static int zero_zero_width = 0; |
---|
665 | if (!zero_zero_width) { |
---|
666 | GetTextExtent(wxT("00"), &zero_zero_width, NULL); |
---|
667 | } |
---|
668 | width = zero_zero_width; |
---|
669 | angle = int(-m_TiltAngle); |
---|
670 | str = angle ? wxString::Format(wxT("%+03d"), angle) : wxT("00"); |
---|
671 | } else { |
---|
672 | width = triple_zero_width; |
---|
673 | angle = int(-m_TiltAngle * 200.0 / 180.0); |
---|
674 | str = angle ? wxString::Format(wxT("%+04d"), angle) : wxT("000"); |
---|
675 | } |
---|
676 | |
---|
677 | // Adjust horizontal position so the left of the first digit is |
---|
678 | // always in the same place. |
---|
679 | int sign_offset = 0; |
---|
680 | if (angle < 0) { |
---|
681 | static int minus_width = 0; |
---|
682 | if (!minus_width) { |
---|
683 | GetTextExtent(wxT("-"), &minus_width, NULL); |
---|
684 | } |
---|
685 | sign_offset = minus_width + 1; |
---|
686 | } else if (angle > 0) { |
---|
687 | static int plus_width = 0; |
---|
688 | if (!plus_width) { |
---|
689 | GetTextExtent(wxT("+"), &plus_width, NULL); |
---|
690 | } |
---|
691 | sign_offset = plus_width + 1; |
---|
692 | } |
---|
693 | DrawIndicatorText(elev_centre_x - sign_offset - width / 2, y_off, str); |
---|
694 | |
---|
695 | str = wmsg(/*Elevation*/118); |
---|
696 | int w; |
---|
697 | GetTextExtent(str, &w, NULL); |
---|
698 | DrawIndicatorText(elev_centre_x - w / 2, y_off + height, str); |
---|
699 | } |
---|
700 | } |
---|
701 | |
---|
702 | void GfxCore::NattyDrawNames() |
---|
703 | { |
---|
704 | // Draw station names, without overlapping. |
---|
705 | |
---|
706 | const unsigned int quantise(GetFontSize() / QUANTISE_FACTOR); |
---|
707 | const unsigned int quantised_x = m_XSize / quantise; |
---|
708 | const unsigned int quantised_y = m_YSize / quantise; |
---|
709 | const size_t buffer_size = quantised_x * quantised_y; |
---|
710 | |
---|
711 | if (!m_LabelGrid) m_LabelGrid = new char[buffer_size]; |
---|
712 | |
---|
713 | memset((void*) m_LabelGrid, 0, buffer_size); |
---|
714 | |
---|
715 | list<LabelInfo*>::const_iterator label = m_Parent->GetLabels(); |
---|
716 | for ( ; label != m_Parent->GetLabelsEnd(); ++label) { |
---|
717 | if (!((m_Surface && (*label)->IsSurface()) || |
---|
718 | (m_Legs && (*label)->IsUnderground()) || |
---|
719 | (!(*label)->IsSurface() && !(*label)->IsUnderground()))) { |
---|
720 | // if this station isn't to be displayed, skip to the next |
---|
721 | // (last case is for stns with no legs attached) |
---|
722 | continue; |
---|
723 | } |
---|
724 | |
---|
725 | Double x, y, z; |
---|
726 | |
---|
727 | Transform(**label, &x, &y, &z); |
---|
728 | // Check if the label is behind us (in perspective view). |
---|
729 | if (z <= 0.0 || z >= 1.0) continue; |
---|
730 | |
---|
731 | // Apply a small shift so that translating the view doesn't make which |
---|
732 | // labels are displayed change as the resulting twinkling effect is |
---|
733 | // distracting. |
---|
734 | Double tx, ty, tz; |
---|
735 | Transform(Vector3(), &tx, &ty, &tz); |
---|
736 | tx -= floor(tx / quantise) * quantise; |
---|
737 | ty -= floor(ty / quantise) * quantise; |
---|
738 | |
---|
739 | tx = x - tx; |
---|
740 | if (tx < 0) continue; |
---|
741 | |
---|
742 | ty = y - ty; |
---|
743 | if (ty < 0) continue; |
---|
744 | |
---|
745 | unsigned int iy = unsigned(ty) / quantise; |
---|
746 | if (iy >= quantised_y) continue; |
---|
747 | unsigned int width = (*label)->get_width(); |
---|
748 | unsigned int ix = unsigned(tx) / quantise; |
---|
749 | if (ix + width >= quantised_x) continue; |
---|
750 | |
---|
751 | char * test = m_LabelGrid + ix + iy * quantised_x; |
---|
752 | if (memchr(test, 1, width)) continue; |
---|
753 | |
---|
754 | x += 3; |
---|
755 | y -= GetFontSize() / 2; |
---|
756 | DrawIndicatorText((int)x, (int)y, (*label)->GetText()); |
---|
757 | |
---|
758 | if (iy > QUANTISE_FACTOR) iy = QUANTISE_FACTOR; |
---|
759 | test -= quantised_x * iy; |
---|
760 | iy += 4; |
---|
761 | while (--iy && test < m_LabelGrid + buffer_size) { |
---|
762 | memset(test, 1, width); |
---|
763 | test += quantised_x; |
---|
764 | } |
---|
765 | } |
---|
766 | } |
---|
767 | |
---|
768 | void GfxCore::SimpleDrawNames() |
---|
769 | { |
---|
770 | // Draw all station names, without worrying about overlaps |
---|
771 | list<LabelInfo*>::const_iterator label = m_Parent->GetLabels(); |
---|
772 | for ( ; label != m_Parent->GetLabelsEnd(); ++label) { |
---|
773 | if (!((m_Surface && (*label)->IsSurface()) || |
---|
774 | (m_Legs && (*label)->IsUnderground()) || |
---|
775 | (!(*label)->IsSurface() && !(*label)->IsUnderground()))) { |
---|
776 | // if this station isn't to be displayed, skip to the next |
---|
777 | // (last case is for stns with no legs attached) |
---|
778 | continue; |
---|
779 | } |
---|
780 | |
---|
781 | Double x, y, z; |
---|
782 | Transform(**label, &x, &y, &z); |
---|
783 | |
---|
784 | // Check if the label is behind us (in perspective view). |
---|
785 | if (z <= 0) continue; |
---|
786 | |
---|
787 | x += 3; |
---|
788 | y -= GetFontSize() / 2; |
---|
789 | DrawIndicatorText((int)x, (int)y, (*label)->GetText()); |
---|
790 | } |
---|
791 | } |
---|
792 | |
---|
793 | void GfxCore::DrawDepthbar() |
---|
794 | { |
---|
795 | const int total_block_height = |
---|
796 | DEPTH_BAR_BLOCK_HEIGHT * (GetNumDepthBands() - 1); |
---|
797 | const int top = -(total_block_height + DEPTH_BAR_OFFSET_Y); |
---|
798 | int size = 0; |
---|
799 | |
---|
800 | wxString* strs = new wxString[GetNumDepthBands()]; |
---|
801 | int band; |
---|
802 | for (band = 0; band < GetNumDepthBands(); band++) { |
---|
803 | Double z = m_Parent->GetDepthMin() + m_Parent->GetOffset().GetZ() + |
---|
804 | m_Parent->GetDepthExtent() * band / (GetNumDepthBands() - 1); |
---|
805 | strs[band] = FormatLength(z, false); |
---|
806 | |
---|
807 | int x; |
---|
808 | GetTextExtent(strs[band], &x, NULL); |
---|
809 | if (x > size) size = x; |
---|
810 | } |
---|
811 | |
---|
812 | int left = -DEPTH_BAR_OFFSET_X - DEPTH_BAR_BLOCK_WIDTH |
---|
813 | - DEPTH_BAR_MARGIN - size; |
---|
814 | |
---|
815 | DrawRectangle(col_BLACK, col_DARK_GREY, |
---|
816 | left - DEPTH_BAR_MARGIN - DEPTH_BAR_EXTRA_LEFT_MARGIN, |
---|
817 | top - DEPTH_BAR_MARGIN * 2, |
---|
818 | DEPTH_BAR_BLOCK_WIDTH + size + DEPTH_BAR_MARGIN * 3 + |
---|
819 | DEPTH_BAR_EXTRA_LEFT_MARGIN, |
---|
820 | total_block_height + DEPTH_BAR_MARGIN*4); |
---|
821 | |
---|
822 | int y = top; |
---|
823 | for (band = 0; band < GetNumDepthBands() - 1; band++) { |
---|
824 | DrawShadedRectangle(GetPen(band), GetPen(band + 1), left, y, |
---|
825 | DEPTH_BAR_BLOCK_WIDTH, DEPTH_BAR_BLOCK_HEIGHT); |
---|
826 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
827 | } |
---|
828 | |
---|
829 | y = top - GetFontSize() / 2; |
---|
830 | left += DEPTH_BAR_BLOCK_WIDTH + 5; |
---|
831 | |
---|
832 | SetColour(TEXT_COLOUR); |
---|
833 | for (band = 0; band < GetNumDepthBands(); band++) { |
---|
834 | DrawIndicatorText(left, y, strs[band]); |
---|
835 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
836 | } |
---|
837 | |
---|
838 | delete[] strs; |
---|
839 | } |
---|
840 | |
---|
841 | void GfxCore::DrawDatebar() |
---|
842 | { |
---|
843 | int total_block_height = DEPTH_BAR_BLOCK_HEIGHT * (GetNumDepthBands() - 1); |
---|
844 | if (!m_Parent->HasCompleteDateInfo()) |
---|
845 | total_block_height += DEPTH_BAR_BLOCK_HEIGHT + DEPTH_BAR_MARGIN; |
---|
846 | const int top = -(total_block_height + DEPTH_BAR_OFFSET_Y); |
---|
847 | |
---|
848 | int size = 0; |
---|
849 | if (!m_Parent->HasCompleteDateInfo()) { |
---|
850 | GetTextExtent(wxT("No info"), &size, NULL); |
---|
851 | } |
---|
852 | |
---|
853 | wxString* strs = new wxString[GetNumDepthBands()]; |
---|
854 | char buf[128]; |
---|
855 | int band; |
---|
856 | for (band = 0; band < GetNumDepthBands(); band++) { |
---|
857 | time_t date = m_Parent->GetDateMin() + |
---|
858 | time_t((double)m_Parent->GetDateExtent() * band / (GetNumDepthBands() - 1)); |
---|
859 | size_t res = strftime(buf, sizeof(buf), "%Y-%m-%d", gmtime(&date)); |
---|
860 | // Insert extra "" to avoid trigraphs issues. |
---|
861 | if (res == 0 || res == sizeof(buf)) strcpy(buf, "?""?""?""?-?""?-?""?"); |
---|
862 | strs[band] = wxString(buf, wxConvUTF8); |
---|
863 | |
---|
864 | int x; |
---|
865 | GetTextExtent(strs[band], &x, NULL); |
---|
866 | if (x > size) size = x; |
---|
867 | } |
---|
868 | |
---|
869 | int left = -DEPTH_BAR_OFFSET_X - DEPTH_BAR_BLOCK_WIDTH |
---|
870 | - DEPTH_BAR_MARGIN - size; |
---|
871 | |
---|
872 | DrawRectangle(col_BLACK, col_DARK_GREY, |
---|
873 | left - DEPTH_BAR_MARGIN - DEPTH_BAR_EXTRA_LEFT_MARGIN, |
---|
874 | top - DEPTH_BAR_MARGIN * 2, |
---|
875 | DEPTH_BAR_BLOCK_WIDTH + size + DEPTH_BAR_MARGIN * 3 + |
---|
876 | DEPTH_BAR_EXTRA_LEFT_MARGIN, |
---|
877 | total_block_height + DEPTH_BAR_MARGIN*4); |
---|
878 | |
---|
879 | int y = top; |
---|
880 | |
---|
881 | if (!m_Parent->HasCompleteDateInfo()) { |
---|
882 | DrawShadedRectangle(GetSurfacePen(), GetSurfacePen(), left, y, |
---|
883 | DEPTH_BAR_BLOCK_WIDTH, DEPTH_BAR_BLOCK_HEIGHT); |
---|
884 | y += DEPTH_BAR_BLOCK_HEIGHT + DEPTH_BAR_MARGIN; |
---|
885 | } |
---|
886 | |
---|
887 | for (band = 0; band < GetNumDepthBands() - 1; band++) { |
---|
888 | DrawShadedRectangle(GetPen(band), GetPen(band + 1), left, y, |
---|
889 | DEPTH_BAR_BLOCK_WIDTH, DEPTH_BAR_BLOCK_HEIGHT); |
---|
890 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
891 | } |
---|
892 | |
---|
893 | y = top - GetFontSize() / 2; |
---|
894 | left += DEPTH_BAR_BLOCK_WIDTH + 5; |
---|
895 | |
---|
896 | SetColour(TEXT_COLOUR); |
---|
897 | |
---|
898 | if (!m_Parent->HasCompleteDateInfo()) { |
---|
899 | y += DEPTH_BAR_MARGIN; |
---|
900 | DrawIndicatorText(left, y, wxT("No info")); |
---|
901 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
902 | } |
---|
903 | |
---|
904 | for (band = 0; band < GetNumDepthBands(); band++) { |
---|
905 | DrawIndicatorText(left, y, strs[band]); |
---|
906 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
907 | } |
---|
908 | |
---|
909 | delete[] strs; |
---|
910 | } |
---|
911 | |
---|
912 | void GfxCore::DrawErrorbar() |
---|
913 | { |
---|
914 | int total_block_height = DEPTH_BAR_BLOCK_HEIGHT * (GetNumDepthBands() - 1); |
---|
915 | // Always show the "Not a loop" legend for now (FIXME). |
---|
916 | total_block_height += DEPTH_BAR_BLOCK_HEIGHT + DEPTH_BAR_MARGIN; |
---|
917 | const int top = -(total_block_height + DEPTH_BAR_OFFSET_Y); |
---|
918 | |
---|
919 | int size = 0; |
---|
920 | GetTextExtent(wxT("Not a loop"), &size, NULL); |
---|
921 | |
---|
922 | wxString* strs = new wxString[GetNumDepthBands()]; |
---|
923 | int band; |
---|
924 | for (band = 0; band < GetNumDepthBands(); band++) { |
---|
925 | double E = MAX_ERROR * band / (GetNumDepthBands() - 1); |
---|
926 | strs[band].Printf(wxT("%.2f"), E); |
---|
927 | |
---|
928 | int x; |
---|
929 | GetTextExtent(strs[band], &x, NULL); |
---|
930 | if (x > size) size = x; |
---|
931 | } |
---|
932 | |
---|
933 | int left = -DEPTH_BAR_OFFSET_X - DEPTH_BAR_BLOCK_WIDTH |
---|
934 | - DEPTH_BAR_MARGIN - size; |
---|
935 | |
---|
936 | DrawRectangle(col_BLACK, col_DARK_GREY, |
---|
937 | left - DEPTH_BAR_MARGIN - DEPTH_BAR_EXTRA_LEFT_MARGIN, |
---|
938 | top - DEPTH_BAR_MARGIN * 2, |
---|
939 | DEPTH_BAR_BLOCK_WIDTH + size + DEPTH_BAR_MARGIN * 3 + |
---|
940 | DEPTH_BAR_EXTRA_LEFT_MARGIN, |
---|
941 | total_block_height + DEPTH_BAR_MARGIN*4); |
---|
942 | |
---|
943 | int y = top; |
---|
944 | |
---|
945 | DrawShadedRectangle(GetSurfacePen(), GetSurfacePen(), left, y, |
---|
946 | DEPTH_BAR_BLOCK_WIDTH, DEPTH_BAR_BLOCK_HEIGHT); |
---|
947 | y += DEPTH_BAR_BLOCK_HEIGHT + DEPTH_BAR_MARGIN; |
---|
948 | |
---|
949 | for (band = 0; band < GetNumDepthBands() - 1; band++) { |
---|
950 | DrawShadedRectangle(GetPen(band), GetPen(band + 1), left, y, |
---|
951 | DEPTH_BAR_BLOCK_WIDTH, DEPTH_BAR_BLOCK_HEIGHT); |
---|
952 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
953 | } |
---|
954 | |
---|
955 | y = top - GetFontSize() / 2; |
---|
956 | left += DEPTH_BAR_BLOCK_WIDTH + 5; |
---|
957 | |
---|
958 | SetColour(TEXT_COLOUR); |
---|
959 | |
---|
960 | y += DEPTH_BAR_MARGIN; |
---|
961 | DrawIndicatorText(left, y, wxT("Not in loop")); |
---|
962 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
963 | |
---|
964 | for (band = 0; band < GetNumDepthBands(); band++) { |
---|
965 | DrawIndicatorText(left, y, strs[band]); |
---|
966 | y += DEPTH_BAR_BLOCK_HEIGHT; |
---|
967 | } |
---|
968 | |
---|
969 | delete[] strs; |
---|
970 | } |
---|
971 | |
---|
972 | wxString GfxCore::FormatLength(Double size_snap, bool scalebar) |
---|
973 | { |
---|
974 | wxString str; |
---|
975 | bool negative = (size_snap < 0.0); |
---|
976 | |
---|
977 | if (negative) { |
---|
978 | size_snap = -size_snap; |
---|
979 | } |
---|
980 | |
---|
981 | if (size_snap == 0.0) { |
---|
982 | str = wxT("0"); |
---|
983 | } else if (m_Metric) { |
---|
984 | #ifdef SILLY_UNITS |
---|
985 | if (size_snap < 1e-12) { |
---|
986 | str.Printf(wxT("%.3gpm"), size_snap * 1e12); |
---|
987 | } else if (size_snap < 1e-9) { |
---|
988 | str.Printf(wxT("%.fpm"), size_snap * 1e12); |
---|
989 | } else if (size_snap < 1e-6) { |
---|
990 | str.Printf(wxT("%.fnm"), size_snap * 1e9); |
---|
991 | } else if (size_snap < 1e-3) { |
---|
992 | str.Printf(wxT("%.fum"), size_snap * 1e6); |
---|
993 | #else |
---|
994 | if (size_snap < 1e-3) { |
---|
995 | str.Printf(wxT("%.3gmm"), size_snap * 1e3); |
---|
996 | #endif |
---|
997 | } else if (size_snap < 1e-2) { |
---|
998 | str.Printf(wxT("%.fmm"), size_snap * 1e3); |
---|
999 | } else if (size_snap < 1.0) { |
---|
1000 | str.Printf(wxT("%.fcm"), size_snap * 100.0); |
---|
1001 | } else if (size_snap < 1e3) { |
---|
1002 | str.Printf(wxT("%.fm"), size_snap); |
---|
1003 | #ifdef SILLY_UNITS |
---|
1004 | } else if (size_snap < 1e6) { |
---|
1005 | str.Printf(wxT("%.fkm"), size_snap * 1e-3); |
---|
1006 | } else if (size_snap < 1e9) { |
---|
1007 | str.Printf(wxT("%.fMm"), size_snap * 1e-6); |
---|
1008 | } else { |
---|
1009 | str.Printf(wxT("%.fGm"), size_snap * 1e-9); |
---|
1010 | #else |
---|
1011 | } else { |
---|
1012 | str.Printf(scalebar ? wxT("%.fkm") : wxT("%.2fkm"), size_snap * 1e-3); |
---|
1013 | #endif |
---|
1014 | } |
---|
1015 | } else { |
---|
1016 | size_snap /= METRES_PER_FOOT; |
---|
1017 | if (scalebar) { |
---|
1018 | Double inches = size_snap * 12; |
---|
1019 | if (inches < 1.0) { |
---|
1020 | str.Printf(wxT("%.3gin"), inches); |
---|
1021 | } else if (size_snap < 1.0) { |
---|
1022 | str.Printf(wxT("%.fin"), inches); |
---|
1023 | } else if (size_snap < 5279.5) { |
---|
1024 | str.Printf(wxT("%.fft"), size_snap); |
---|
1025 | } else { |
---|
1026 | str.Printf(wxT("%.f miles"), size_snap / 5280.0); |
---|
1027 | } |
---|
1028 | } else { |
---|
1029 | str.Printf(wxT("%.fft"), size_snap); |
---|
1030 | } |
---|
1031 | } |
---|
1032 | |
---|
1033 | return negative ? wxString(wxT("-")) + str : str; |
---|
1034 | } |
---|
1035 | |
---|
1036 | void GfxCore::DrawScalebar() |
---|
1037 | { |
---|
1038 | // Draw the scalebar. |
---|
1039 | if (GetPerspective()) return; |
---|
1040 | |
---|
1041 | // Calculate how many metres of survey are currently displayed across the |
---|
1042 | // screen. |
---|
1043 | Double across_screen = SurveyUnitsAcrossViewport(); |
---|
1044 | |
---|
1045 | // Convert to imperial measurements if required. |
---|
1046 | Double multiplier = 1.0; |
---|
1047 | if (!m_Metric) { |
---|
1048 | across_screen /= METRES_PER_FOOT; |
---|
1049 | multiplier = METRES_PER_FOOT; |
---|
1050 | if (across_screen >= 5280.0 / 0.75) { |
---|
1051 | across_screen /= 5280.0; |
---|
1052 | multiplier *= 5280.0; |
---|
1053 | } |
---|
1054 | } |
---|
1055 | |
---|
1056 | // Calculate the length of the scale bar. |
---|
1057 | Double size_snap = pow(10.0, floor(log10(0.65 * across_screen))); |
---|
1058 | Double t = across_screen * 0.65 / size_snap; |
---|
1059 | if (t >= 5.0) { |
---|
1060 | size_snap *= 5.0; |
---|
1061 | } else if (t >= 2.0) { |
---|
1062 | size_snap *= 2.0; |
---|
1063 | } |
---|
1064 | |
---|
1065 | if (!m_Metric) size_snap *= multiplier; |
---|
1066 | |
---|
1067 | // Actual size of the thing in pixels: |
---|
1068 | int size = int((size_snap / SurveyUnitsAcrossViewport()) * m_XSize); |
---|
1069 | m_ScaleBarWidth = size; |
---|
1070 | |
---|
1071 | // Draw it... |
---|
1072 | const int end_y = SCALE_BAR_OFFSET_Y + SCALE_BAR_HEIGHT; |
---|
1073 | int interval = size / 10; |
---|
1074 | |
---|
1075 | gla_colour col = col_WHITE; |
---|
1076 | for (int ix = 0; ix < 10; ix++) { |
---|
1077 | int x = SCALE_BAR_OFFSET_X + int(ix * ((Double) size / 10.0)); |
---|
1078 | |
---|
1079 | DrawRectangle(col, col, x, end_y, interval + 2, SCALE_BAR_HEIGHT); |
---|
1080 | |
---|
1081 | col = (col == col_WHITE) ? col_GREY : col_WHITE; |
---|
1082 | } |
---|
1083 | |
---|
1084 | // Add labels. |
---|
1085 | wxString str = FormatLength(size_snap); |
---|
1086 | |
---|
1087 | int text_width, text_height; |
---|
1088 | GetTextExtent(str, &text_width, &text_height); |
---|
1089 | const int text_y = end_y - text_height + 1; |
---|
1090 | SetColour(TEXT_COLOUR); |
---|
1091 | DrawIndicatorText(SCALE_BAR_OFFSET_X, text_y, wxT("0")); |
---|
1092 | DrawIndicatorText(SCALE_BAR_OFFSET_X + size - text_width, text_y, str); |
---|
1093 | } |
---|
1094 | |
---|
1095 | bool GfxCore::CheckHitTestGrid(const wxPoint& point, bool centre) |
---|
1096 | { |
---|
1097 | if (Animating()) return false; |
---|
1098 | |
---|
1099 | if (point.x < 0 || point.x >= m_XSize || |
---|
1100 | point.y < 0 || point.y >= m_YSize) { |
---|
1101 | return false; |
---|
1102 | } |
---|
1103 | |
---|
1104 | SetDataTransform(); |
---|
1105 | |
---|
1106 | if (!m_HitTestGridValid) CreateHitTestGrid(); |
---|
1107 | |
---|
1108 | int grid_x = (point.x * (HITTEST_SIZE - 1)) / m_XSize; |
---|
1109 | int grid_y = (point.y * (HITTEST_SIZE - 1)) / m_YSize; |
---|
1110 | |
---|
1111 | LabelInfo *best = NULL; |
---|
1112 | int dist_sqrd = 25; |
---|
1113 | int square = grid_x + grid_y * HITTEST_SIZE; |
---|
1114 | list<LabelInfo*>::iterator iter = m_PointGrid[square].begin(); |
---|
1115 | |
---|
1116 | while (iter != m_PointGrid[square].end()) { |
---|
1117 | LabelInfo *pt = *iter++; |
---|
1118 | |
---|
1119 | Double cx, cy, cz; |
---|
1120 | |
---|
1121 | Transform(*pt, &cx, &cy, &cz); |
---|
1122 | |
---|
1123 | cy = m_YSize - cy; |
---|
1124 | |
---|
1125 | int dx = point.x - int(cx); |
---|
1126 | int ds = dx * dx; |
---|
1127 | if (ds >= dist_sqrd) continue; |
---|
1128 | int dy = point.y - int(cy); |
---|
1129 | |
---|
1130 | ds += dy * dy; |
---|
1131 | if (ds >= dist_sqrd) continue; |
---|
1132 | |
---|
1133 | dist_sqrd = ds; |
---|
1134 | best = pt; |
---|
1135 | |
---|
1136 | if (ds == 0) break; |
---|
1137 | } |
---|
1138 | |
---|
1139 | m_Parent->ShowInfo(best); |
---|
1140 | if (best) { |
---|
1141 | if (centre) { |
---|
1142 | // FIXME: allow Ctrl-Click to not set there or something? |
---|
1143 | CentreOn(*best); |
---|
1144 | WarpPointer(m_XSize / 2, m_YSize / 2); |
---|
1145 | SetThere(*best); |
---|
1146 | m_Parent->SelectTreeItem(best); |
---|
1147 | } |
---|
1148 | } else { |
---|
1149 | // Left-clicking not on a survey cancels the measuring line. |
---|
1150 | if (centre) { |
---|
1151 | ClearTreeSelection(); |
---|
1152 | } else { |
---|
1153 | Double x, y, z; |
---|
1154 | ReverseTransform(point.x, m_YSize - point.y, &x, &y, &z); |
---|
1155 | SetHere(Point(Vector3(x, y, z))); |
---|
1156 | m_here_is_temporary = true; |
---|
1157 | } |
---|
1158 | } |
---|
1159 | |
---|
1160 | return best; |
---|
1161 | } |
---|
1162 | |
---|
1163 | void GfxCore::OnSize(wxSizeEvent& event) |
---|
1164 | { |
---|
1165 | // Handle a change in window size. |
---|
1166 | |
---|
1167 | wxSize size = event.GetSize(); |
---|
1168 | |
---|
1169 | if (size.GetWidth() <= 0 || size.GetHeight() <= 0) { |
---|
1170 | // Before things are fully initialised, we sometimes get a bogus |
---|
1171 | // resize message... |
---|
1172 | // FIXME have changes in MainFrm cured this? It still happens with |
---|
1173 | // 1.0.32 and wxGtk 2.5.2 (load a file from the command line). |
---|
1174 | // With 1.1.6 and wxGtk 2.4.2 we only get negative sizes if MainFrm |
---|
1175 | // is resized such that the GfxCore window isn't visible. |
---|
1176 | //printf("OnSize(%d,%d)\n", size.GetWidth(), size.GetHeight()); |
---|
1177 | return; |
---|
1178 | } |
---|
1179 | |
---|
1180 | wxGLCanvas::OnSize(event); |
---|
1181 | |
---|
1182 | m_XSize = size.GetWidth(); |
---|
1183 | m_YSize = size.GetHeight(); |
---|
1184 | |
---|
1185 | if (m_DoneFirstShow) { |
---|
1186 | if (m_LabelGrid) { |
---|
1187 | delete[] m_LabelGrid; |
---|
1188 | m_LabelGrid = NULL; |
---|
1189 | } |
---|
1190 | |
---|
1191 | m_HitTestGridValid = false; |
---|
1192 | |
---|
1193 | ForceRefresh(); |
---|
1194 | } |
---|
1195 | } |
---|
1196 | |
---|
1197 | void GfxCore::DefaultParameters() |
---|
1198 | { |
---|
1199 | // Set default viewing parameters. |
---|
1200 | |
---|
1201 | m_Surface = false; |
---|
1202 | if (!m_Parent->HasUndergroundLegs()) { |
---|
1203 | if (m_Parent->HasSurfaceLegs()) { |
---|
1204 | // If there are surface legs, but no underground legs, turn |
---|
1205 | // surface surveys on. |
---|
1206 | m_Surface = true; |
---|
1207 | } else { |
---|
1208 | // If there are no legs (e.g. after loading a .pos file), turn |
---|
1209 | // crosses on. |
---|
1210 | m_Crosses = true; |
---|
1211 | } |
---|
1212 | } |
---|
1213 | |
---|
1214 | m_PanAngle = 0.0; |
---|
1215 | if (m_Parent->IsExtendedElevation()) { |
---|
1216 | m_TiltAngle = 0.0; |
---|
1217 | } else { |
---|
1218 | m_TiltAngle = 90.0; |
---|
1219 | } |
---|
1220 | |
---|
1221 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
1222 | SetTranslation(Vector3()); |
---|
1223 | |
---|
1224 | m_RotationStep = 30.0; |
---|
1225 | m_Rotating = false; |
---|
1226 | m_SwitchingTo = 0; |
---|
1227 | m_Entrances = false; |
---|
1228 | m_FixedPts = false; |
---|
1229 | m_ExportedPts = false; |
---|
1230 | m_Grid = false; |
---|
1231 | m_BoundingBox = false; |
---|
1232 | m_Tubes = false; |
---|
1233 | if (GetPerspective()) TogglePerspective(); |
---|
1234 | } |
---|
1235 | |
---|
1236 | void GfxCore::Defaults() |
---|
1237 | { |
---|
1238 | // Restore default scale, rotation and translation parameters. |
---|
1239 | DefaultParameters(); |
---|
1240 | SetScale(1.0); |
---|
1241 | |
---|
1242 | // Invalidate all the cached lists. |
---|
1243 | GLACanvas::FirstShow(); |
---|
1244 | |
---|
1245 | ForceRefresh(); |
---|
1246 | } |
---|
1247 | |
---|
1248 | // return: true if animation occured (and ForceRefresh() needs to be called) |
---|
1249 | bool GfxCore::Animate() |
---|
1250 | { |
---|
1251 | if (!Animating()) return false; |
---|
1252 | |
---|
1253 | // Don't show pointer coordinates while animating. |
---|
1254 | // FIXME : only do this when we *START* animating! Use a static copy |
---|
1255 | // of the value of "Animating()" last time we were here to track this? |
---|
1256 | // MainFrm now checks if we're trying to clear already cleared labels |
---|
1257 | // and just returns, but it might be simpler to check here! |
---|
1258 | ClearCoords(); |
---|
1259 | m_Parent->ShowInfo(NULL); |
---|
1260 | |
---|
1261 | static double last_t = 0; |
---|
1262 | double t; |
---|
1263 | if (mpeg) { |
---|
1264 | // FIXME: this glReadPixels call should be in gla-gl.cc |
---|
1265 | glReadPixels(0, 0, mpeg->GetWidth(), mpeg->GetHeight(), GL_RGB, |
---|
1266 | GL_UNSIGNED_BYTE, (GLvoid *)mpeg->GetBuffer()); |
---|
1267 | mpeg->AddFrame(); |
---|
1268 | t = 1.0 / 25.0; // 25 frames per second |
---|
1269 | } else { |
---|
1270 | t = timer.Time() * 1.0e-3; |
---|
1271 | if (t == 0) t = 0.001; |
---|
1272 | else if (t > 1.0) t = 1.0; |
---|
1273 | if (last_t > 0) t = (t + last_t) / 2; |
---|
1274 | last_t = t; |
---|
1275 | } |
---|
1276 | |
---|
1277 | if (presentation_mode == PLAYING && pres_speed != 0.0) { |
---|
1278 | t *= fabs(pres_speed); |
---|
1279 | while (t >= next_mark_time) { |
---|
1280 | t -= next_mark_time; |
---|
1281 | this_mark_total = 0; |
---|
1282 | PresentationMark prev_mark = next_mark; |
---|
1283 | if (prev_mark.angle < 0) prev_mark.angle += 360.0; |
---|
1284 | else if (prev_mark.angle >= 360.0) prev_mark.angle -= 360.0; |
---|
1285 | if (pres_reverse) |
---|
1286 | next_mark = m_Parent->GetPresMark(MARK_PREV); |
---|
1287 | else |
---|
1288 | next_mark = m_Parent->GetPresMark(MARK_NEXT); |
---|
1289 | if (!next_mark.is_valid()) { |
---|
1290 | SetView(prev_mark); |
---|
1291 | presentation_mode = 0; |
---|
1292 | if (mpeg) { |
---|
1293 | delete mpeg; |
---|
1294 | mpeg = 0; |
---|
1295 | } |
---|
1296 | break; |
---|
1297 | } |
---|
1298 | |
---|
1299 | double tmp = (pres_reverse ? prev_mark.time : next_mark.time); |
---|
1300 | if (tmp > 0) { |
---|
1301 | next_mark_time = tmp; |
---|
1302 | } else { |
---|
1303 | double d = (next_mark - prev_mark).magnitude(); |
---|
1304 | // FIXME: should ignore component of d which is unseen in |
---|
1305 | // non-perspective mode? |
---|
1306 | next_mark_time = sqrd(d / 30.0); |
---|
1307 | double a = next_mark.angle - prev_mark.angle; |
---|
1308 | if (a > 180.0) { |
---|
1309 | next_mark.angle -= 360.0; |
---|
1310 | a = 360.0 - a; |
---|
1311 | } else if (a < -180.0) { |
---|
1312 | next_mark.angle += 360.0; |
---|
1313 | a += 360.0; |
---|
1314 | } else { |
---|
1315 | a = fabs(a); |
---|
1316 | } |
---|
1317 | next_mark_time += sqrd(a / 60.0); |
---|
1318 | double ta = fabs(next_mark.tilt_angle - prev_mark.tilt_angle); |
---|
1319 | next_mark_time += sqrd(ta / 60.0); |
---|
1320 | double s = fabs(log(next_mark.scale) - log(prev_mark.scale)); |
---|
1321 | next_mark_time += sqrd(s / 2.0); |
---|
1322 | next_mark_time = sqrt(next_mark_time); |
---|
1323 | // was: next_mark_time = max(max(d / 30, s / 2), max(a, ta) / 60); |
---|
1324 | //printf("*** %.6f from (\nd: %.6f\ns: %.6f\na: %.6f\nt: %.6f )\n", |
---|
1325 | // next_mark_time, d/30.0, s/2.0, a/60.0, ta/60.0); |
---|
1326 | if (tmp < 0) next_mark_time /= -tmp; |
---|
1327 | } |
---|
1328 | } |
---|
1329 | |
---|
1330 | if (presentation_mode) { |
---|
1331 | // Advance position towards next_mark |
---|
1332 | double p = t / next_mark_time; |
---|
1333 | double q = 1 - p; |
---|
1334 | PresentationMark here = GetView(); |
---|
1335 | if (next_mark.angle < 0) { |
---|
1336 | if (here.angle >= next_mark.angle + 360.0) |
---|
1337 | here.angle -= 360.0; |
---|
1338 | } else if (next_mark.angle >= 360.0) { |
---|
1339 | if (here.angle <= next_mark.angle - 360.0) |
---|
1340 | here.angle += 360.0; |
---|
1341 | } |
---|
1342 | here.assign(q * here + p * next_mark); |
---|
1343 | here.angle = q * here.angle + p * next_mark.angle; |
---|
1344 | if (here.angle < 0) here.angle += 360.0; |
---|
1345 | else if (here.angle >= 360.0) here.angle -= 360.0; |
---|
1346 | here.tilt_angle = q * here.tilt_angle + p * next_mark.tilt_angle; |
---|
1347 | here.scale = exp(q * log(here.scale) + p * log(next_mark.scale)); |
---|
1348 | SetView(here); |
---|
1349 | this_mark_total += t; |
---|
1350 | next_mark_time -= t; |
---|
1351 | } |
---|
1352 | } |
---|
1353 | |
---|
1354 | // When rotating... |
---|
1355 | if (m_Rotating) { |
---|
1356 | TurnCave(m_RotationStep * t); |
---|
1357 | } |
---|
1358 | |
---|
1359 | if (m_SwitchingTo == PLAN) { |
---|
1360 | // When switching to plan view... |
---|
1361 | TiltCave(90.0 * t); |
---|
1362 | if (m_TiltAngle == 90.0) { |
---|
1363 | m_SwitchingTo = 0; |
---|
1364 | } |
---|
1365 | } else if (m_SwitchingTo == ELEVATION) { |
---|
1366 | // When switching to elevation view... |
---|
1367 | if (fabs(m_TiltAngle) < 90.0 * t) { |
---|
1368 | m_SwitchingTo = 0; |
---|
1369 | TiltCave(-m_TiltAngle); |
---|
1370 | } else if (m_TiltAngle < 0.0) { |
---|
1371 | TiltCave(90.0 * t); |
---|
1372 | } else { |
---|
1373 | TiltCave(-90.0 * t); |
---|
1374 | } |
---|
1375 | } else if (m_SwitchingTo) { |
---|
1376 | int angle = (m_SwitchingTo - NORTH) * 90; |
---|
1377 | double diff = angle - m_PanAngle; |
---|
1378 | if (diff < -180) diff += 360; |
---|
1379 | if (diff > 180) diff -= 360; |
---|
1380 | double move = 90.0 * t; |
---|
1381 | if (move >= fabs(diff)) { |
---|
1382 | TurnCave(diff); |
---|
1383 | m_SwitchingTo = 0; |
---|
1384 | } else if (diff < 0) { |
---|
1385 | TurnCave(-move); |
---|
1386 | } else { |
---|
1387 | TurnCave(move); |
---|
1388 | } |
---|
1389 | } |
---|
1390 | |
---|
1391 | return true; |
---|
1392 | } |
---|
1393 | |
---|
1394 | // How much to allow around the box - this is because of the ring shape |
---|
1395 | // at one end of the line. |
---|
1396 | static const int HIGHLIGHTED_PT_SIZE = 2; // FIXME: tie in to blob and ring size |
---|
1397 | #define MARGIN (HIGHLIGHTED_PT_SIZE * 2 + 1) |
---|
1398 | void GfxCore::RefreshLine(const Point &a, const Point &b, const Point &c) |
---|
1399 | { |
---|
1400 | // Best of all might be to copy the window contents before we draw the |
---|
1401 | // line, then replace each time we redraw. |
---|
1402 | |
---|
1403 | // Calculate the minimum rectangle which includes the old and new |
---|
1404 | // measuring lines to minimise the redraw time |
---|
1405 | int l = INT_MAX, r = INT_MIN, u = INT_MIN, d = INT_MAX; |
---|
1406 | Double X, Y, Z; |
---|
1407 | if (a.IsValid()) { |
---|
1408 | if (!Transform(a, &X, &Y, &Z)) { |
---|
1409 | printf("oops\n"); |
---|
1410 | } else { |
---|
1411 | int x = int(X); |
---|
1412 | int y = m_YSize - 1 - int(Y); |
---|
1413 | l = x - MARGIN; |
---|
1414 | r = x + MARGIN; |
---|
1415 | u = y + MARGIN; |
---|
1416 | d = y - MARGIN; |
---|
1417 | } |
---|
1418 | } |
---|
1419 | if (b.IsValid()) { |
---|
1420 | if (!Transform(b, &X, &Y, &Z)) { |
---|
1421 | printf("oops\n"); |
---|
1422 | } else { |
---|
1423 | int x = int(X); |
---|
1424 | int y = m_YSize - 1 - int(Y); |
---|
1425 | l = min(l, x - MARGIN); |
---|
1426 | r = max(r, x + MARGIN); |
---|
1427 | u = max(u, y + MARGIN); |
---|
1428 | d = min(d, y - MARGIN); |
---|
1429 | } |
---|
1430 | } |
---|
1431 | if (c.IsValid()) { |
---|
1432 | if (!Transform(c, &X, &Y, &Z)) { |
---|
1433 | printf("oops\n"); |
---|
1434 | } else { |
---|
1435 | int x = int(X); |
---|
1436 | int y = m_YSize - 1 - int(Y); |
---|
1437 | l = min(l, x - MARGIN); |
---|
1438 | r = max(r, x + MARGIN); |
---|
1439 | u = max(u, y + MARGIN); |
---|
1440 | d = min(d, y - MARGIN); |
---|
1441 | } |
---|
1442 | } |
---|
1443 | const wxRect R(l, d, r - l, u - d); |
---|
1444 | Refresh(false, &R); |
---|
1445 | } |
---|
1446 | |
---|
1447 | void GfxCore::SetHere() |
---|
1448 | { |
---|
1449 | if (!m_here.IsValid()) return; |
---|
1450 | Point old = m_here; |
---|
1451 | m_here.Invalidate(); |
---|
1452 | RefreshLine(old, m_there, m_here); |
---|
1453 | } |
---|
1454 | |
---|
1455 | void GfxCore::SetHere(const Point &p) |
---|
1456 | { |
---|
1457 | Point old = m_here; |
---|
1458 | m_here = p; |
---|
1459 | RefreshLine(old, m_there, m_here); |
---|
1460 | m_here_is_temporary = false; |
---|
1461 | } |
---|
1462 | |
---|
1463 | void GfxCore::SetThere() |
---|
1464 | { |
---|
1465 | if (!m_there.IsValid()) return; |
---|
1466 | Point old = m_there; |
---|
1467 | m_there.Invalidate(); |
---|
1468 | RefreshLine(m_here, old, m_there); |
---|
1469 | } |
---|
1470 | |
---|
1471 | void GfxCore::SetThere(const Point &p) |
---|
1472 | { |
---|
1473 | Point old = m_there; |
---|
1474 | m_there = p; |
---|
1475 | RefreshLine(m_here, old, m_there); |
---|
1476 | } |
---|
1477 | |
---|
1478 | void GfxCore::CreateHitTestGrid() |
---|
1479 | { |
---|
1480 | // Clear hit-test grid. |
---|
1481 | for (int i = 0; i < HITTEST_SIZE * HITTEST_SIZE; i++) { |
---|
1482 | m_PointGrid[i].clear(); |
---|
1483 | } |
---|
1484 | |
---|
1485 | // Fill the grid. |
---|
1486 | list<LabelInfo*>::const_iterator pos = m_Parent->GetLabels(); |
---|
1487 | list<LabelInfo*>::const_iterator end = m_Parent->GetLabelsEnd(); |
---|
1488 | while (pos != end) { |
---|
1489 | LabelInfo* label = *pos++; |
---|
1490 | |
---|
1491 | if (!((m_Surface && label->IsSurface()) || |
---|
1492 | (m_Legs && label->IsUnderground()) || |
---|
1493 | (!label->IsSurface() && !label->IsUnderground()))) { |
---|
1494 | // if this station isn't to be displayed, skip to the next |
---|
1495 | // (last case is for stns with no legs attached) |
---|
1496 | continue; |
---|
1497 | } |
---|
1498 | |
---|
1499 | // Calculate screen coordinates. |
---|
1500 | Double cx, cy, cz; |
---|
1501 | Transform(*label, &cx, &cy, &cz); |
---|
1502 | if (cx < 0 || cx >= m_XSize) continue; |
---|
1503 | if (cy < 0 || cy >= m_YSize) continue; |
---|
1504 | |
---|
1505 | cy = m_YSize - cy; |
---|
1506 | |
---|
1507 | // On-screen, so add to hit-test grid... |
---|
1508 | int grid_x = int((cx * (HITTEST_SIZE - 1)) / m_XSize); |
---|
1509 | int grid_y = int((cy * (HITTEST_SIZE - 1)) / m_YSize); |
---|
1510 | |
---|
1511 | m_PointGrid[grid_x + grid_y * HITTEST_SIZE].push_back(label); |
---|
1512 | } |
---|
1513 | |
---|
1514 | m_HitTestGridValid = true; |
---|
1515 | } |
---|
1516 | |
---|
1517 | // |
---|
1518 | // Methods for controlling the orientation of the survey |
---|
1519 | // |
---|
1520 | |
---|
1521 | void GfxCore::TurnCave(Double angle) |
---|
1522 | { |
---|
1523 | // Turn the cave around its z-axis by a given angle. |
---|
1524 | |
---|
1525 | m_PanAngle += angle; |
---|
1526 | if (m_PanAngle >= 360.0) { |
---|
1527 | m_PanAngle -= 360.0; |
---|
1528 | } else if (m_PanAngle < 0.0) { |
---|
1529 | m_PanAngle += 360.0; |
---|
1530 | } |
---|
1531 | |
---|
1532 | m_HitTestGridValid = false; |
---|
1533 | if (m_here_is_temporary) SetHere(); |
---|
1534 | |
---|
1535 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
1536 | } |
---|
1537 | |
---|
1538 | void GfxCore::TurnCaveTo(Double angle) |
---|
1539 | { |
---|
1540 | timer.Start(drawtime); |
---|
1541 | int new_switching_to = ((int)angle) / 90 + NORTH; |
---|
1542 | if (new_switching_to == m_SwitchingTo) { |
---|
1543 | // A second order to switch takes us there right away |
---|
1544 | TurnCave(angle - m_PanAngle); |
---|
1545 | m_SwitchingTo = 0; |
---|
1546 | ForceRefresh(); |
---|
1547 | } else { |
---|
1548 | m_SwitchingTo = new_switching_to; |
---|
1549 | } |
---|
1550 | } |
---|
1551 | |
---|
1552 | void GfxCore::TiltCave(Double tilt_angle) |
---|
1553 | { |
---|
1554 | // Tilt the cave by a given angle. |
---|
1555 | if (m_TiltAngle + tilt_angle > 90.0) { |
---|
1556 | m_TiltAngle = 90.0; |
---|
1557 | } else if (m_TiltAngle + tilt_angle < -90.0) { |
---|
1558 | m_TiltAngle = -90.0; |
---|
1559 | } else { |
---|
1560 | m_TiltAngle += tilt_angle; |
---|
1561 | } |
---|
1562 | |
---|
1563 | m_HitTestGridValid = false; |
---|
1564 | if (m_here_is_temporary) SetHere(); |
---|
1565 | |
---|
1566 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
1567 | } |
---|
1568 | |
---|
1569 | void GfxCore::TranslateCave(int dx, int dy) |
---|
1570 | { |
---|
1571 | AddTranslationScreenCoordinates(dx, dy); |
---|
1572 | m_HitTestGridValid = false; |
---|
1573 | |
---|
1574 | if (m_here_is_temporary) SetHere(); |
---|
1575 | |
---|
1576 | ForceRefresh(); |
---|
1577 | } |
---|
1578 | |
---|
1579 | void GfxCore::DragFinished() |
---|
1580 | { |
---|
1581 | m_MouseOutsideCompass = m_MouseOutsideElev = false; |
---|
1582 | ForceRefresh(); |
---|
1583 | } |
---|
1584 | |
---|
1585 | void GfxCore::ClearCoords() |
---|
1586 | { |
---|
1587 | m_Parent->ClearCoords(); |
---|
1588 | } |
---|
1589 | |
---|
1590 | void GfxCore::SetCoords(wxPoint point) |
---|
1591 | { |
---|
1592 | // We can't work out 2D coordinates from a perspective view, and it |
---|
1593 | // doesn't really make sense to show coordinates while we're animating. |
---|
1594 | if (GetPerspective() || Animating()) return; |
---|
1595 | |
---|
1596 | // Update the coordinate or altitude display, given the (x, y) position in |
---|
1597 | // window coordinates. The relevant display is updated depending on |
---|
1598 | // whether we're in plan or elevation view. |
---|
1599 | |
---|
1600 | Double cx, cy, cz; |
---|
1601 | |
---|
1602 | SetDataTransform(); |
---|
1603 | ReverseTransform(point.x, m_YSize - 1 - point.y, &cx, &cy, &cz); |
---|
1604 | |
---|
1605 | if (ShowingPlan()) { |
---|
1606 | m_Parent->SetCoords(cx + m_Parent->GetOffset().GetX(), |
---|
1607 | cy + m_Parent->GetOffset().GetY()); |
---|
1608 | } else if (ShowingElevation()) { |
---|
1609 | m_Parent->SetAltitude(cz + m_Parent->GetOffset().GetZ()); |
---|
1610 | } else { |
---|
1611 | m_Parent->ClearCoords(); |
---|
1612 | } |
---|
1613 | } |
---|
1614 | |
---|
1615 | int GfxCore::GetCompassXPosition() const |
---|
1616 | { |
---|
1617 | // Return the x-coordinate of the centre of the compass in window |
---|
1618 | // coordinates. |
---|
1619 | return m_XSize - INDICATOR_OFFSET_X - INDICATOR_BOX_SIZE / 2; |
---|
1620 | } |
---|
1621 | |
---|
1622 | int GfxCore::GetClinoXPosition() const |
---|
1623 | { |
---|
1624 | // Return the x-coordinate of the centre of the compass in window |
---|
1625 | // coordinates. |
---|
1626 | return m_XSize - GetClinoOffset() - INDICATOR_BOX_SIZE / 2; |
---|
1627 | } |
---|
1628 | |
---|
1629 | int GfxCore::GetIndicatorYPosition() const |
---|
1630 | { |
---|
1631 | // Return the y-coordinate of the centre of the indicators in window |
---|
1632 | // coordinates. |
---|
1633 | return m_YSize - INDICATOR_OFFSET_Y - INDICATOR_BOX_SIZE / 2; |
---|
1634 | } |
---|
1635 | |
---|
1636 | int GfxCore::GetIndicatorRadius() const |
---|
1637 | { |
---|
1638 | // Return the radius of each indicator. |
---|
1639 | return (INDICATOR_BOX_SIZE - INDICATOR_MARGIN * 2) / 2; |
---|
1640 | } |
---|
1641 | |
---|
1642 | bool GfxCore::PointWithinCompass(wxPoint point) const |
---|
1643 | { |
---|
1644 | // Determine whether a point (in window coordinates) lies within the |
---|
1645 | // compass. |
---|
1646 | if (!ShowingCompass()) return false; |
---|
1647 | |
---|
1648 | glaCoord dx = point.x - GetCompassXPosition(); |
---|
1649 | glaCoord dy = point.y - GetIndicatorYPosition(); |
---|
1650 | glaCoord radius = GetIndicatorRadius(); |
---|
1651 | |
---|
1652 | return (dx * dx + dy * dy <= radius * radius); |
---|
1653 | } |
---|
1654 | |
---|
1655 | bool GfxCore::PointWithinClino(wxPoint point) const |
---|
1656 | { |
---|
1657 | // Determine whether a point (in window coordinates) lies within the clino. |
---|
1658 | if (!ShowingClino()) return false; |
---|
1659 | |
---|
1660 | glaCoord dx = point.x - GetClinoXPosition(); |
---|
1661 | glaCoord dy = point.y - GetIndicatorYPosition(); |
---|
1662 | glaCoord radius = GetIndicatorRadius(); |
---|
1663 | |
---|
1664 | return (dx * dx + dy * dy <= radius * radius); |
---|
1665 | } |
---|
1666 | |
---|
1667 | bool GfxCore::PointWithinScaleBar(wxPoint point) const |
---|
1668 | { |
---|
1669 | // Determine whether a point (in window coordinates) lies within the scale |
---|
1670 | // bar. |
---|
1671 | if (!ShowingScaleBar()) return false; |
---|
1672 | |
---|
1673 | return (point.x >= SCALE_BAR_OFFSET_X && |
---|
1674 | point.x <= SCALE_BAR_OFFSET_X + m_ScaleBarWidth && |
---|
1675 | point.y <= m_YSize - SCALE_BAR_OFFSET_Y - SCALE_BAR_HEIGHT && |
---|
1676 | point.y >= m_YSize - SCALE_BAR_OFFSET_Y - SCALE_BAR_HEIGHT*2); |
---|
1677 | } |
---|
1678 | |
---|
1679 | void GfxCore::SetCompassFromPoint(wxPoint point) |
---|
1680 | { |
---|
1681 | // Given a point in window coordinates, set the heading of the survey. If |
---|
1682 | // the point is outside the compass, it snaps to 45 degree intervals; |
---|
1683 | // otherwise it operates as normal. |
---|
1684 | |
---|
1685 | wxCoord dx = point.x - GetCompassXPosition(); |
---|
1686 | wxCoord dy = point.y - GetIndicatorYPosition(); |
---|
1687 | wxCoord radius = GetIndicatorRadius(); |
---|
1688 | |
---|
1689 | double angle = deg(atan2(double(dx), double(dy))) - 180.0; |
---|
1690 | if (dx * dx + dy * dy <= radius * radius) { |
---|
1691 | TurnCave(angle - m_PanAngle); |
---|
1692 | m_MouseOutsideCompass = false; |
---|
1693 | } else { |
---|
1694 | TurnCave(int(angle / 45.0) * 45.0 - m_PanAngle); |
---|
1695 | m_MouseOutsideCompass = true; |
---|
1696 | } |
---|
1697 | |
---|
1698 | ForceRefresh(); |
---|
1699 | } |
---|
1700 | |
---|
1701 | void GfxCore::SetClinoFromPoint(wxPoint point) |
---|
1702 | { |
---|
1703 | // Given a point in window coordinates, set the elevation of the survey. |
---|
1704 | // If the point is outside the clino, it snaps to 90 degree intervals; |
---|
1705 | // otherwise it operates as normal. |
---|
1706 | |
---|
1707 | glaCoord dx = point.x - GetClinoXPosition(); |
---|
1708 | glaCoord dy = point.y - GetIndicatorYPosition(); |
---|
1709 | glaCoord radius = GetIndicatorRadius(); |
---|
1710 | |
---|
1711 | if (dx >= 0 && dx * dx + dy * dy <= radius * radius) { |
---|
1712 | TiltCave(deg(atan2(double(dy), double(dx))) - m_TiltAngle); |
---|
1713 | m_MouseOutsideElev = false; |
---|
1714 | } else if (dy >= INDICATOR_MARGIN) { |
---|
1715 | TiltCave(90.0 - m_TiltAngle); |
---|
1716 | m_MouseOutsideElev = true; |
---|
1717 | } else if (dy <= -INDICATOR_MARGIN) { |
---|
1718 | TiltCave(-90.0 - m_TiltAngle); |
---|
1719 | m_MouseOutsideElev = true; |
---|
1720 | } else { |
---|
1721 | TiltCave(-m_TiltAngle); |
---|
1722 | m_MouseOutsideElev = true; |
---|
1723 | } |
---|
1724 | |
---|
1725 | ForceRefresh(); |
---|
1726 | } |
---|
1727 | |
---|
1728 | void GfxCore::SetScaleBarFromOffset(wxCoord dx) |
---|
1729 | { |
---|
1730 | // Set the scale of the survey, given an offset as to how much the mouse has |
---|
1731 | // been dragged over the scalebar since the last scale change. |
---|
1732 | |
---|
1733 | SetScale((m_ScaleBarWidth + dx) * m_Scale / m_ScaleBarWidth); |
---|
1734 | ForceRefresh(); |
---|
1735 | } |
---|
1736 | |
---|
1737 | void GfxCore::RedrawIndicators() |
---|
1738 | { |
---|
1739 | // Redraw the compass and clino indicators. |
---|
1740 | |
---|
1741 | const wxRect r(m_XSize - INDICATOR_OFFSET_X - INDICATOR_BOX_SIZE*2 - |
---|
1742 | INDICATOR_GAP, |
---|
1743 | m_YSize - INDICATOR_OFFSET_Y - INDICATOR_BOX_SIZE, |
---|
1744 | INDICATOR_BOX_SIZE*2 + INDICATOR_GAP, |
---|
1745 | INDICATOR_BOX_SIZE); |
---|
1746 | |
---|
1747 | Refresh(false, &r); |
---|
1748 | } |
---|
1749 | |
---|
1750 | void GfxCore::StartRotation() |
---|
1751 | { |
---|
1752 | // Start the survey rotating. |
---|
1753 | |
---|
1754 | m_Rotating = true; |
---|
1755 | timer.Start(drawtime); |
---|
1756 | } |
---|
1757 | |
---|
1758 | void GfxCore::ToggleRotation() |
---|
1759 | { |
---|
1760 | // Toggle the survey rotation on/off. |
---|
1761 | |
---|
1762 | if (m_Rotating) { |
---|
1763 | StopRotation(); |
---|
1764 | } else { |
---|
1765 | StartRotation(); |
---|
1766 | } |
---|
1767 | } |
---|
1768 | |
---|
1769 | void GfxCore::StopRotation() |
---|
1770 | { |
---|
1771 | // Stop the survey rotating. |
---|
1772 | |
---|
1773 | m_Rotating = false; |
---|
1774 | ForceRefresh(); |
---|
1775 | } |
---|
1776 | |
---|
1777 | bool GfxCore::IsExtendedElevation() const |
---|
1778 | { |
---|
1779 | return m_Parent->IsExtendedElevation(); |
---|
1780 | } |
---|
1781 | |
---|
1782 | void GfxCore::ReverseRotation() |
---|
1783 | { |
---|
1784 | // Reverse the direction of rotation. |
---|
1785 | |
---|
1786 | m_RotationStep = -m_RotationStep; |
---|
1787 | } |
---|
1788 | |
---|
1789 | void GfxCore::RotateSlower(bool accel) |
---|
1790 | { |
---|
1791 | // Decrease the speed of rotation, optionally by an increased amount. |
---|
1792 | |
---|
1793 | m_RotationStep /= accel ? 1.44 : 1.2; |
---|
1794 | if (m_RotationStep < 1.0) { |
---|
1795 | m_RotationStep = 1.0; |
---|
1796 | } |
---|
1797 | } |
---|
1798 | |
---|
1799 | void GfxCore::RotateFaster(bool accel) |
---|
1800 | { |
---|
1801 | // Increase the speed of rotation, optionally by an increased amount. |
---|
1802 | |
---|
1803 | m_RotationStep *= accel ? 1.44 : 1.2; |
---|
1804 | if (m_RotationStep > 450.0) { |
---|
1805 | m_RotationStep = 450.0; |
---|
1806 | } |
---|
1807 | } |
---|
1808 | |
---|
1809 | void GfxCore::SwitchToElevation() |
---|
1810 | { |
---|
1811 | // Perform an animated switch to elevation view. |
---|
1812 | |
---|
1813 | switch (m_SwitchingTo) { |
---|
1814 | case 0: |
---|
1815 | timer.Start(drawtime); |
---|
1816 | m_SwitchingTo = ELEVATION; |
---|
1817 | break; |
---|
1818 | |
---|
1819 | case PLAN: |
---|
1820 | m_SwitchingTo = ELEVATION; |
---|
1821 | break; |
---|
1822 | |
---|
1823 | case ELEVATION: |
---|
1824 | // a second order to switch takes us there right away |
---|
1825 | TiltCave(-m_TiltAngle); |
---|
1826 | m_SwitchingTo = 0; |
---|
1827 | ForceRefresh(); |
---|
1828 | } |
---|
1829 | } |
---|
1830 | |
---|
1831 | void GfxCore::SwitchToPlan() |
---|
1832 | { |
---|
1833 | // Perform an animated switch to plan view. |
---|
1834 | |
---|
1835 | switch (m_SwitchingTo) { |
---|
1836 | case 0: |
---|
1837 | timer.Start(drawtime); |
---|
1838 | m_SwitchingTo = PLAN; |
---|
1839 | break; |
---|
1840 | |
---|
1841 | case ELEVATION: |
---|
1842 | m_SwitchingTo = PLAN; |
---|
1843 | break; |
---|
1844 | |
---|
1845 | case PLAN: |
---|
1846 | // A second order to switch takes us there right away |
---|
1847 | TiltCave(90.0 - m_TiltAngle); |
---|
1848 | m_SwitchingTo = 0; |
---|
1849 | ForceRefresh(); |
---|
1850 | } |
---|
1851 | } |
---|
1852 | |
---|
1853 | void GfxCore::SetViewTo(Double xmin, Double xmax, Double ymin, Double ymax, Double zmin, Double zmax) |
---|
1854 | { |
---|
1855 | |
---|
1856 | SetTranslation(-Vector3((xmin + xmax) / 2, (ymin + ymax) / 2, (zmin + zmax) / 2)); |
---|
1857 | Double scale = HUGE_VAL; |
---|
1858 | const Vector3 ext = m_Parent->GetExtent(); |
---|
1859 | if (xmax > xmin) { |
---|
1860 | Double s = ext.GetX() / (xmax - xmin); |
---|
1861 | if (s < scale) scale = s; |
---|
1862 | } |
---|
1863 | if (ymax > ymin) { |
---|
1864 | Double s = ext.GetY() / (ymax - ymin); |
---|
1865 | if (s < scale) scale = s; |
---|
1866 | } |
---|
1867 | if (!ShowingPlan() && zmax > zmin) { |
---|
1868 | Double s = ext.GetZ() / (zmax - zmin); |
---|
1869 | if (s < scale) scale = s; |
---|
1870 | } |
---|
1871 | if (scale != HUGE_VAL) SetScale(scale); |
---|
1872 | ForceRefresh(); |
---|
1873 | } |
---|
1874 | |
---|
1875 | bool GfxCore::CanRaiseViewpoint() const |
---|
1876 | { |
---|
1877 | // Determine if the survey can be viewed from a higher angle of elevation. |
---|
1878 | |
---|
1879 | return GetPerspective() ? (m_TiltAngle > -90.0) : (m_TiltAngle < 90.0); |
---|
1880 | } |
---|
1881 | |
---|
1882 | bool GfxCore::CanLowerViewpoint() const |
---|
1883 | { |
---|
1884 | // Determine if the survey can be viewed from a lower angle of elevation. |
---|
1885 | |
---|
1886 | return GetPerspective() ? (m_TiltAngle < 90.0) : (m_TiltAngle > -90.0); |
---|
1887 | } |
---|
1888 | |
---|
1889 | bool GfxCore::HasDepth() const |
---|
1890 | { |
---|
1891 | return m_Parent->GetDepthExtent() == 0.0; |
---|
1892 | } |
---|
1893 | |
---|
1894 | bool GfxCore::HasRangeOfDates() const |
---|
1895 | { |
---|
1896 | return m_Parent->GetDateExtent() > 0; |
---|
1897 | } |
---|
1898 | |
---|
1899 | bool GfxCore::HasErrorInformation() const |
---|
1900 | { |
---|
1901 | return m_Parent->HasErrorInformation(); |
---|
1902 | } |
---|
1903 | |
---|
1904 | bool GfxCore::ShowingPlan() const |
---|
1905 | { |
---|
1906 | // Determine if the survey is in plan view. |
---|
1907 | |
---|
1908 | return (m_TiltAngle == 90.0); |
---|
1909 | } |
---|
1910 | |
---|
1911 | bool GfxCore::ShowingElevation() const |
---|
1912 | { |
---|
1913 | // Determine if the survey is in elevation view. |
---|
1914 | |
---|
1915 | return (m_TiltAngle == 0.0); |
---|
1916 | } |
---|
1917 | |
---|
1918 | bool GfxCore::ShowingMeasuringLine() const |
---|
1919 | { |
---|
1920 | // Determine if the measuring line is being shown. |
---|
1921 | |
---|
1922 | return (m_there.IsValid() && m_here.IsValid()); |
---|
1923 | } |
---|
1924 | |
---|
1925 | void GfxCore::ToggleFlag(bool* flag, int update) |
---|
1926 | { |
---|
1927 | *flag = !*flag; |
---|
1928 | if (update == UPDATE_BLOBS) { |
---|
1929 | UpdateBlobs(); |
---|
1930 | } else if (update == UPDATE_BLOBS_AND_CROSSES) { |
---|
1931 | UpdateBlobs(); |
---|
1932 | InvalidateList(LIST_CROSSES); |
---|
1933 | } |
---|
1934 | ForceRefresh(); |
---|
1935 | } |
---|
1936 | |
---|
1937 | int GfxCore::GetNumEntrances() const |
---|
1938 | { |
---|
1939 | return m_Parent->GetNumEntrances(); |
---|
1940 | } |
---|
1941 | |
---|
1942 | int GfxCore::GetNumFixedPts() const |
---|
1943 | { |
---|
1944 | return m_Parent->GetNumFixedPts(); |
---|
1945 | } |
---|
1946 | |
---|
1947 | int GfxCore::GetNumExportedPts() const |
---|
1948 | { |
---|
1949 | return m_Parent->GetNumExportedPts(); |
---|
1950 | } |
---|
1951 | |
---|
1952 | void GfxCore::ClearTreeSelection() |
---|
1953 | { |
---|
1954 | m_Parent->ClearTreeSelection(); |
---|
1955 | } |
---|
1956 | |
---|
1957 | void GfxCore::CentreOn(const Point &p) |
---|
1958 | { |
---|
1959 | SetTranslation(-p); |
---|
1960 | m_HitTestGridValid = false; |
---|
1961 | |
---|
1962 | ForceRefresh(); |
---|
1963 | } |
---|
1964 | |
---|
1965 | void GfxCore::ForceRefresh() |
---|
1966 | { |
---|
1967 | Refresh(false); |
---|
1968 | } |
---|
1969 | |
---|
1970 | void GfxCore::GenerateList(unsigned int l) |
---|
1971 | { |
---|
1972 | assert(m_HaveData); |
---|
1973 | |
---|
1974 | switch (l) { |
---|
1975 | case LIST_COMPASS: |
---|
1976 | DrawCompass(); |
---|
1977 | break; |
---|
1978 | case LIST_CLINO: |
---|
1979 | DrawClino(); |
---|
1980 | break; |
---|
1981 | case LIST_CLINO_BACK: |
---|
1982 | DrawClinoBack(); |
---|
1983 | break; |
---|
1984 | case LIST_DEPTHBAR: |
---|
1985 | DrawDepthbar(); |
---|
1986 | break; |
---|
1987 | case LIST_DATEBAR: |
---|
1988 | DrawDatebar(); |
---|
1989 | break; |
---|
1990 | case LIST_ERRORBAR: |
---|
1991 | DrawErrorbar(); |
---|
1992 | break; |
---|
1993 | case LIST_UNDERGROUND_LEGS: |
---|
1994 | GenerateDisplayList(); |
---|
1995 | break; |
---|
1996 | case LIST_TUBES: |
---|
1997 | GenerateDisplayListTubes(); |
---|
1998 | break; |
---|
1999 | case LIST_SURFACE_LEGS: |
---|
2000 | GenerateDisplayListSurface(); |
---|
2001 | break; |
---|
2002 | case LIST_BLOBS: |
---|
2003 | GenerateBlobsDisplayList(); |
---|
2004 | break; |
---|
2005 | case LIST_CROSSES: { |
---|
2006 | BeginCrosses(); |
---|
2007 | SetColour(col_LIGHT_GREY); |
---|
2008 | list<LabelInfo*>::const_iterator pos = m_Parent->GetLabels(); |
---|
2009 | while (pos != m_Parent->GetLabelsEnd()) { |
---|
2010 | const LabelInfo* label = *pos++; |
---|
2011 | |
---|
2012 | if ((m_Surface && label->IsSurface()) || |
---|
2013 | (m_Legs && label->IsUnderground()) || |
---|
2014 | (!label->IsSurface() && !label->IsUnderground())) { |
---|
2015 | // Check if this station should be displayed |
---|
2016 | // (last case is for stns with no legs attached) |
---|
2017 | DrawCross(label->GetX(), label->GetY(), label->GetZ()); |
---|
2018 | } |
---|
2019 | } |
---|
2020 | EndCrosses(); |
---|
2021 | break; |
---|
2022 | } |
---|
2023 | case LIST_GRID: |
---|
2024 | DrawGrid(); |
---|
2025 | break; |
---|
2026 | case LIST_SHADOW: |
---|
2027 | GenerateDisplayListShadow(); |
---|
2028 | break; |
---|
2029 | default: |
---|
2030 | assert(false); |
---|
2031 | break; |
---|
2032 | } |
---|
2033 | } |
---|
2034 | |
---|
2035 | void GfxCore::ToggleSmoothShading() |
---|
2036 | { |
---|
2037 | GLACanvas::ToggleSmoothShading(); |
---|
2038 | InvalidateList(LIST_TUBES); |
---|
2039 | ForceRefresh(); |
---|
2040 | } |
---|
2041 | |
---|
2042 | void GfxCore::GenerateDisplayList() |
---|
2043 | { |
---|
2044 | // Generate the display list for the underground legs. |
---|
2045 | list<traverse>::const_iterator trav = m_Parent->traverses_begin(); |
---|
2046 | list<traverse>::const_iterator tend = m_Parent->traverses_end(); |
---|
2047 | while (trav != tend) { |
---|
2048 | (this->*AddPoly)(*trav); |
---|
2049 | ++trav; |
---|
2050 | } |
---|
2051 | } |
---|
2052 | |
---|
2053 | void GfxCore::GenerateDisplayListTubes() |
---|
2054 | { |
---|
2055 | // Generate the display list for the tubes. |
---|
2056 | list<vector<XSect> >::const_iterator trav = m_Parent->tubes_begin(); |
---|
2057 | list<vector<XSect> >::const_iterator tend = m_Parent->tubes_end(); |
---|
2058 | while (trav != tend) { |
---|
2059 | SkinPassage(*trav); |
---|
2060 | ++trav; |
---|
2061 | } |
---|
2062 | } |
---|
2063 | |
---|
2064 | void GfxCore::GenerateDisplayListSurface() |
---|
2065 | { |
---|
2066 | // Generate the display list for the surface legs. |
---|
2067 | EnableDashedLines(); |
---|
2068 | list<traverse>::const_iterator trav = m_Parent->surface_traverses_begin(); |
---|
2069 | list<traverse>::const_iterator tend = m_Parent->surface_traverses_end(); |
---|
2070 | while (trav != tend) { |
---|
2071 | if (m_ColourBy == COLOUR_BY_ERROR) { |
---|
2072 | AddPolylineError(*trav); |
---|
2073 | } else { |
---|
2074 | AddPolyline(*trav); |
---|
2075 | } |
---|
2076 | ++trav; |
---|
2077 | } |
---|
2078 | DisableDashedLines(); |
---|
2079 | } |
---|
2080 | |
---|
2081 | void GfxCore::GenerateDisplayListShadow() |
---|
2082 | { |
---|
2083 | SetColour(col_BLACK); |
---|
2084 | list<traverse>::const_iterator trav = m_Parent->traverses_begin(); |
---|
2085 | list<traverse>::const_iterator tend = m_Parent->traverses_end(); |
---|
2086 | while (trav != tend) { |
---|
2087 | AddPolylineShadow(*trav); |
---|
2088 | ++trav; |
---|
2089 | } |
---|
2090 | } |
---|
2091 | |
---|
2092 | // Plot blobs. |
---|
2093 | void GfxCore::GenerateBlobsDisplayList() |
---|
2094 | { |
---|
2095 | if (!(m_Entrances || m_FixedPts || m_ExportedPts || |
---|
2096 | m_Parent->GetNumHighlightedPts())) |
---|
2097 | return; |
---|
2098 | |
---|
2099 | // Plot blobs. |
---|
2100 | gla_colour prev_col = col_BLACK; // not a colour used for blobs |
---|
2101 | list<LabelInfo*>::const_iterator pos = m_Parent->GetLabels(); |
---|
2102 | BeginBlobs(); |
---|
2103 | while (pos != m_Parent->GetLabelsEnd()) { |
---|
2104 | const LabelInfo* label = *pos++; |
---|
2105 | |
---|
2106 | // When more than one flag is set on a point: |
---|
2107 | // search results take priority over entrance highlighting |
---|
2108 | // which takes priority over fixed point |
---|
2109 | // highlighting, which in turn takes priority over exported |
---|
2110 | // point highlighting. |
---|
2111 | |
---|
2112 | if (!((m_Surface && label->IsSurface()) || |
---|
2113 | (m_Legs && label->IsUnderground()) || |
---|
2114 | (!label->IsSurface() && !label->IsUnderground()))) { |
---|
2115 | // if this station isn't to be displayed, skip to the next |
---|
2116 | // (last case is for stns with no legs attached) |
---|
2117 | continue; |
---|
2118 | } |
---|
2119 | |
---|
2120 | gla_colour col; |
---|
2121 | |
---|
2122 | if (label->IsHighLighted()) { |
---|
2123 | col = col_YELLOW; |
---|
2124 | } else if (m_Entrances && label->IsEntrance()) { |
---|
2125 | col = col_GREEN; |
---|
2126 | } else if (m_FixedPts && label->IsFixedPt()) { |
---|
2127 | col = col_RED; |
---|
2128 | } else if (m_ExportedPts && label->IsExportedPt()) { |
---|
2129 | col = col_TURQUOISE; |
---|
2130 | } else { |
---|
2131 | continue; |
---|
2132 | } |
---|
2133 | |
---|
2134 | // Stations are sorted by blob type, so colour changes are infrequent. |
---|
2135 | if (col != prev_col) { |
---|
2136 | SetColour(col); |
---|
2137 | prev_col = col; |
---|
2138 | } |
---|
2139 | DrawBlob(label->GetX(), label->GetY(), label->GetZ()); |
---|
2140 | } |
---|
2141 | EndBlobs(); |
---|
2142 | } |
---|
2143 | |
---|
2144 | void GfxCore::DrawIndicators() |
---|
2145 | { |
---|
2146 | // Draw depthbar. |
---|
2147 | if (m_Depthbar) { |
---|
2148 | if (m_ColourBy == COLOUR_BY_DEPTH && m_Parent->GetDepthExtent() != 0.0) { |
---|
2149 | DrawList2D(LIST_DEPTHBAR, m_XSize, m_YSize, 0); |
---|
2150 | } else if (m_ColourBy == COLOUR_BY_DATE && m_Parent->GetDateExtent()) { |
---|
2151 | DrawList2D(LIST_DATEBAR, m_XSize, m_YSize, 0); |
---|
2152 | } else if (m_ColourBy == COLOUR_BY_ERROR && m_Parent->HasErrorInformation()) { |
---|
2153 | DrawList2D(LIST_ERRORBAR, m_XSize, m_YSize, 0); |
---|
2154 | } |
---|
2155 | } |
---|
2156 | |
---|
2157 | // Draw compass or elevation/heading indicators. |
---|
2158 | if (m_Compass || m_Clino) { |
---|
2159 | if (!m_Parent->IsExtendedElevation()) Draw2dIndicators(); |
---|
2160 | } |
---|
2161 | |
---|
2162 | // Draw scalebar. |
---|
2163 | if (m_Scalebar) { |
---|
2164 | DrawScalebar(); |
---|
2165 | } |
---|
2166 | } |
---|
2167 | |
---|
2168 | void GfxCore::PlaceVertexWithColour(const Vector3 & v, Double factor) |
---|
2169 | { |
---|
2170 | SetColour(GetSurfacePen(), factor); // FIXME : assumes surface pen is white! |
---|
2171 | PlaceVertex(v); |
---|
2172 | } |
---|
2173 | |
---|
2174 | void GfxCore::PlaceVertexWithDepthColour(const Vector3 &v, Double factor) |
---|
2175 | { |
---|
2176 | // Set the drawing colour based on the altitude. |
---|
2177 | Double z_ext = m_Parent->GetDepthExtent(); |
---|
2178 | assert(z_ext > 0); |
---|
2179 | |
---|
2180 | Double z = v.GetZ() - m_Parent->GetDepthMin(); |
---|
2181 | // points arising from tubes may be slightly outside the limits... |
---|
2182 | if (z < 0) z = 0; |
---|
2183 | if (z > z_ext) z = z_ext; |
---|
2184 | |
---|
2185 | Double how_far = z / z_ext; |
---|
2186 | assert(how_far >= 0.0); |
---|
2187 | assert(how_far <= 1.0); |
---|
2188 | |
---|
2189 | int band = int(floor(how_far * (GetNumDepthBands() - 1))); |
---|
2190 | GLAPen pen1 = GetPen(band); |
---|
2191 | if (band < GetNumDepthBands() - 1) { |
---|
2192 | const GLAPen& pen2 = GetPen(band + 1); |
---|
2193 | |
---|
2194 | Double interval = z_ext / (GetNumDepthBands() - 1); |
---|
2195 | Double into_band = z / interval - band; |
---|
2196 | |
---|
2197 | // printf("%g z_offset=%g interval=%g band=%d\n", into_band, |
---|
2198 | // z_offset, interval, band); |
---|
2199 | // FIXME: why do we need to clamp here? Is it because the walls can |
---|
2200 | // extend further up/down than the centre-line? |
---|
2201 | if (into_band < 0.0) into_band = 0.0; |
---|
2202 | if (into_band > 1.0) into_band = 1.0; |
---|
2203 | assert(into_band >= 0.0); |
---|
2204 | assert(into_band <= 1.0); |
---|
2205 | |
---|
2206 | pen1.Interpolate(pen2, into_band); |
---|
2207 | } |
---|
2208 | SetColour(pen1, factor); |
---|
2209 | |
---|
2210 | PlaceVertex(v); |
---|
2211 | } |
---|
2212 | |
---|
2213 | void GfxCore::SplitLineAcrossBands(int band, int band2, |
---|
2214 | const Vector3 &p, const Vector3 &q, |
---|
2215 | Double factor) |
---|
2216 | { |
---|
2217 | const int step = (band < band2) ? 1 : -1; |
---|
2218 | for (int i = band; i != band2; i += step) { |
---|
2219 | const Double z = GetDepthBoundaryBetweenBands(i, i + step); |
---|
2220 | |
---|
2221 | // Find the intersection point of the line p -> q |
---|
2222 | // with the plane parallel to the xy-plane with z-axis intersection z. |
---|
2223 | assert(q.GetZ() - p.GetZ() != 0.0); |
---|
2224 | |
---|
2225 | const Double t = (z - p.GetZ()) / (q.GetZ() - p.GetZ()); |
---|
2226 | // assert(0.0 <= t && t <= 1.0); FIXME: rounding problems! |
---|
2227 | |
---|
2228 | const Double x = p.GetX() + t * (q.GetX() - p.GetX()); |
---|
2229 | const Double y = p.GetY() + t * (q.GetY() - p.GetY()); |
---|
2230 | |
---|
2231 | PlaceVertexWithDepthColour(Vector3(x, y, z), factor); |
---|
2232 | } |
---|
2233 | } |
---|
2234 | |
---|
2235 | int GfxCore::GetDepthColour(Double z) const |
---|
2236 | { |
---|
2237 | // Return the (0-based) depth colour band index for a z-coordinate. |
---|
2238 | Double z_ext = m_Parent->GetDepthExtent(); |
---|
2239 | assert(z_ext > 0); |
---|
2240 | z -= m_Parent->GetDepthMin(); |
---|
2241 | z += z_ext / 2; |
---|
2242 | return int(z / z_ext * (GetNumDepthBands() - 1)); |
---|
2243 | } |
---|
2244 | |
---|
2245 | Double GfxCore::GetDepthBoundaryBetweenBands(int a, int b) const |
---|
2246 | { |
---|
2247 | // Return the z-coordinate of the depth colour boundary between |
---|
2248 | // two adjacent depth colour bands (specified by 0-based indices). |
---|
2249 | |
---|
2250 | assert((a == b - 1) || (a == b + 1)); |
---|
2251 | if (GetNumDepthBands() == 1) return 0; |
---|
2252 | |
---|
2253 | int band = (a > b) ? a : b; // boundary N lies on the bottom of band N. |
---|
2254 | Double z_ext = m_Parent->GetDepthExtent(); |
---|
2255 | return (z_ext * band / (GetNumDepthBands() - 1)) - z_ext / 2 |
---|
2256 | + m_Parent->GetDepthMin(); |
---|
2257 | } |
---|
2258 | |
---|
2259 | void GfxCore::AddPolyline(const traverse & centreline) |
---|
2260 | { |
---|
2261 | BeginPolyline(); |
---|
2262 | SetColour(GetSurfacePen()); |
---|
2263 | vector<PointInfo>::const_iterator i = centreline.begin(); |
---|
2264 | PlaceVertex(*i); |
---|
2265 | ++i; |
---|
2266 | while (i != centreline.end()) { |
---|
2267 | PlaceVertex(*i); |
---|
2268 | ++i; |
---|
2269 | } |
---|
2270 | EndPolyline(); |
---|
2271 | } |
---|
2272 | |
---|
2273 | void GfxCore::AddPolylineShadow(const traverse & centreline) |
---|
2274 | { |
---|
2275 | BeginPolyline(); |
---|
2276 | const double z = -0.5 * m_Parent->GetZExtent(); |
---|
2277 | vector<PointInfo>::const_iterator i = centreline.begin(); |
---|
2278 | PlaceVertex(i->GetX(), i->GetY(), z); |
---|
2279 | ++i; |
---|
2280 | while (i != centreline.end()) { |
---|
2281 | PlaceVertex(i->GetX(), i->GetY(), z); |
---|
2282 | ++i; |
---|
2283 | } |
---|
2284 | EndPolyline(); |
---|
2285 | } |
---|
2286 | |
---|
2287 | void GfxCore::AddPolylineDepth(const traverse & centreline) |
---|
2288 | { |
---|
2289 | BeginPolyline(); |
---|
2290 | vector<PointInfo>::const_iterator i, prev_i; |
---|
2291 | i = centreline.begin(); |
---|
2292 | int band0 = GetDepthColour(i->GetZ()); |
---|
2293 | PlaceVertexWithDepthColour(*i); |
---|
2294 | prev_i = i; |
---|
2295 | ++i; |
---|
2296 | while (i != centreline.end()) { |
---|
2297 | int band = GetDepthColour(i->GetZ()); |
---|
2298 | if (band != band0) { |
---|
2299 | SplitLineAcrossBands(band0, band, *prev_i, *i); |
---|
2300 | band0 = band; |
---|
2301 | } |
---|
2302 | PlaceVertexWithDepthColour(*i); |
---|
2303 | prev_i = i; |
---|
2304 | ++i; |
---|
2305 | } |
---|
2306 | EndPolyline(); |
---|
2307 | } |
---|
2308 | |
---|
2309 | void GfxCore::AddQuadrilateral(const Vector3 &a, const Vector3 &b, |
---|
2310 | const Vector3 &c, const Vector3 &d) |
---|
2311 | { |
---|
2312 | Vector3 normal = (a - c) * (d - b); |
---|
2313 | normal.normalise(); |
---|
2314 | Double factor = dot(normal, light) * .3 + .7; |
---|
2315 | int w = int(ceil(((b - a).magnitude() + (d - c).magnitude()) / 2)); |
---|
2316 | int h = int(ceil(((b - c).magnitude() + (d - a).magnitude()) / 2)); |
---|
2317 | // FIXME: should plot triangles instead to avoid rendering glitches. |
---|
2318 | BeginQuadrilaterals(); |
---|
2319 | // FIXME: these glTexCoord2i calls should be in gla-gl.cc |
---|
2320 | glTexCoord2i(0, 0); |
---|
2321 | PlaceVertexWithColour(a, factor); |
---|
2322 | glTexCoord2i(w, 0); |
---|
2323 | PlaceVertexWithColour(b, factor); |
---|
2324 | glTexCoord2i(w, h); |
---|
2325 | PlaceVertexWithColour(c, factor); |
---|
2326 | glTexCoord2i(0, h); |
---|
2327 | PlaceVertexWithColour(d, factor); |
---|
2328 | EndQuadrilaterals(); |
---|
2329 | } |
---|
2330 | |
---|
2331 | void GfxCore::AddQuadrilateralDepth(const Vector3 &a, const Vector3 &b, |
---|
2332 | const Vector3 &c, const Vector3 &d) |
---|
2333 | { |
---|
2334 | Vector3 normal = (a - c) * (d - b); |
---|
2335 | normal.normalise(); |
---|
2336 | Double factor = dot(normal, light) * .3 + .7; |
---|
2337 | int a_band, b_band, c_band, d_band; |
---|
2338 | a_band = GetDepthColour(a.GetZ()); |
---|
2339 | a_band = min(max(a_band, 0), GetNumDepthBands()); |
---|
2340 | b_band = GetDepthColour(b.GetZ()); |
---|
2341 | b_band = min(max(b_band, 0), GetNumDepthBands()); |
---|
2342 | c_band = GetDepthColour(c.GetZ()); |
---|
2343 | c_band = min(max(c_band, 0), GetNumDepthBands()); |
---|
2344 | d_band = GetDepthColour(d.GetZ()); |
---|
2345 | d_band = min(max(d_band, 0), GetNumDepthBands()); |
---|
2346 | // All this splitting is incorrect - we need to make a separate polygon |
---|
2347 | // for each depth band... |
---|
2348 | int w = int(ceil(((b - a).magnitude() + (d - c).magnitude()) / 2)); |
---|
2349 | int h = int(ceil(((b - c).magnitude() + (d - a).magnitude()) / 2)); |
---|
2350 | // FIXME: should plot triangles instead to avoid rendering glitches. |
---|
2351 | BeginPolygon(); |
---|
2352 | //// PlaceNormal(normal); |
---|
2353 | // FIXME: these glTexCoord2i calls should be in gla-gl.cc |
---|
2354 | glTexCoord2i(0, 0); |
---|
2355 | PlaceVertexWithDepthColour(a, factor); |
---|
2356 | if (a_band != b_band) { |
---|
2357 | SplitLineAcrossBands(a_band, b_band, a, b, factor); |
---|
2358 | } |
---|
2359 | glTexCoord2i(w, 0); |
---|
2360 | PlaceVertexWithDepthColour(b, factor); |
---|
2361 | if (b_band != c_band) { |
---|
2362 | SplitLineAcrossBands(b_band, c_band, b, c, factor); |
---|
2363 | } |
---|
2364 | glTexCoord2i(w, h); |
---|
2365 | PlaceVertexWithDepthColour(c, factor); |
---|
2366 | if (c_band != d_band) { |
---|
2367 | SplitLineAcrossBands(c_band, d_band, c, d, factor); |
---|
2368 | } |
---|
2369 | glTexCoord2i(0, h); |
---|
2370 | PlaceVertexWithDepthColour(d, factor); |
---|
2371 | if (d_band != a_band) { |
---|
2372 | SplitLineAcrossBands(d_band, a_band, d, a, factor); |
---|
2373 | } |
---|
2374 | EndPolygon(); |
---|
2375 | } |
---|
2376 | |
---|
2377 | void GfxCore::SetColourFromDate(time_t date, Double factor) |
---|
2378 | { |
---|
2379 | // Set the drawing colour based on a date. |
---|
2380 | |
---|
2381 | if (date == 0) { |
---|
2382 | SetColour(GetSurfacePen(), factor); |
---|
2383 | return; |
---|
2384 | } |
---|
2385 | |
---|
2386 | time_t date_ext = m_Parent->GetDateExtent(); |
---|
2387 | assert(date_ext > 0); |
---|
2388 | time_t date_offset = date - m_Parent->GetDateMin(); |
---|
2389 | |
---|
2390 | Double how_far = (Double)date_offset / date_ext; |
---|
2391 | assert(how_far >= 0.0); |
---|
2392 | assert(how_far <= 1.0); |
---|
2393 | |
---|
2394 | int band = int(floor(how_far * (GetNumDepthBands() - 1))); |
---|
2395 | GLAPen pen1 = GetPen(band); |
---|
2396 | if (band < GetNumDepthBands() - 1) { |
---|
2397 | const GLAPen& pen2 = GetPen(band + 1); |
---|
2398 | |
---|
2399 | Double interval = date_ext / (GetNumDepthBands() - 1); |
---|
2400 | Double into_band = date_offset / interval - band; |
---|
2401 | |
---|
2402 | // printf("%g z_offset=%g interval=%g band=%d\n", into_band, |
---|
2403 | // z_offset, interval, band); |
---|
2404 | // FIXME: why do we need to clamp here? Is it because the walls can |
---|
2405 | // extend further up/down than the centre-line? |
---|
2406 | if (into_band < 0.0) into_band = 0.0; |
---|
2407 | if (into_band > 1.0) into_band = 1.0; |
---|
2408 | assert(into_band >= 0.0); |
---|
2409 | assert(into_band <= 1.0); |
---|
2410 | |
---|
2411 | pen1.Interpolate(pen2, into_band); |
---|
2412 | } |
---|
2413 | SetColour(pen1, factor); |
---|
2414 | } |
---|
2415 | |
---|
2416 | void GfxCore::AddPolylineDate(const traverse & centreline) |
---|
2417 | { |
---|
2418 | BeginPolyline(); |
---|
2419 | vector<PointInfo>::const_iterator i, prev_i; |
---|
2420 | i = centreline.begin(); |
---|
2421 | time_t date = i->GetDate(); |
---|
2422 | SetColourFromDate(date, 1.0); |
---|
2423 | PlaceVertex(*i); |
---|
2424 | prev_i = i; |
---|
2425 | while (++i != centreline.end()) { |
---|
2426 | time_t newdate = i->GetDate(); |
---|
2427 | if (newdate != date) { |
---|
2428 | EndPolyline(); |
---|
2429 | BeginPolyline(); |
---|
2430 | date = newdate; |
---|
2431 | SetColourFromDate(date, 1.0); |
---|
2432 | PlaceVertex(*prev_i); |
---|
2433 | } |
---|
2434 | PlaceVertex(*i); |
---|
2435 | prev_i = i; |
---|
2436 | } |
---|
2437 | EndPolyline(); |
---|
2438 | } |
---|
2439 | |
---|
2440 | static time_t static_date_hack; // FIXME |
---|
2441 | |
---|
2442 | void GfxCore::AddQuadrilateralDate(const Vector3 &a, const Vector3 &b, |
---|
2443 | const Vector3 &c, const Vector3 &d) |
---|
2444 | { |
---|
2445 | Vector3 normal = (a - c) * (d - b); |
---|
2446 | normal.normalise(); |
---|
2447 | Double factor = dot(normal, light) * .3 + .7; |
---|
2448 | int w = int(ceil(((b - a).magnitude() + (d - c).magnitude()) / 2)); |
---|
2449 | int h = int(ceil(((b - c).magnitude() + (d - a).magnitude()) / 2)); |
---|
2450 | // FIXME: should plot triangles instead to avoid rendering glitches. |
---|
2451 | BeginPolygon(); |
---|
2452 | //// PlaceNormal(normal); |
---|
2453 | SetColourFromDate(static_date_hack, factor); |
---|
2454 | // FIXME: these glTexCoord2i calls should be in gla-gl.cc |
---|
2455 | glTexCoord2i(0, 0); |
---|
2456 | PlaceVertex(a); |
---|
2457 | glTexCoord2i(w, 0); |
---|
2458 | PlaceVertex(b); |
---|
2459 | glTexCoord2i(w, h); |
---|
2460 | PlaceVertex(c); |
---|
2461 | glTexCoord2i(0, h); |
---|
2462 | PlaceVertex(d); |
---|
2463 | EndPolygon(); |
---|
2464 | } |
---|
2465 | |
---|
2466 | static double static_E_hack; // FIXME |
---|
2467 | |
---|
2468 | void GfxCore::SetColourFromError(double E, Double factor) |
---|
2469 | { |
---|
2470 | // Set the drawing colour based on an error value. |
---|
2471 | |
---|
2472 | if (E < 0) { |
---|
2473 | SetColour(GetSurfacePen(), factor); |
---|
2474 | return; |
---|
2475 | } |
---|
2476 | |
---|
2477 | Double how_far = E / MAX_ERROR; |
---|
2478 | assert(how_far >= 0.0); |
---|
2479 | if (how_far > 1.0) how_far = 1.0; |
---|
2480 | |
---|
2481 | int band = int(floor(how_far * (GetNumDepthBands() - 1))); |
---|
2482 | GLAPen pen1 = GetPen(band); |
---|
2483 | if (band < GetNumDepthBands() - 1) { |
---|
2484 | const GLAPen& pen2 = GetPen(band + 1); |
---|
2485 | |
---|
2486 | Double interval = MAX_ERROR / (GetNumDepthBands() - 1); |
---|
2487 | Double into_band = E / interval - band; |
---|
2488 | |
---|
2489 | // printf("%g z_offset=%g interval=%g band=%d\n", into_band, |
---|
2490 | // z_offset, interval, band); |
---|
2491 | // FIXME: why do we need to clamp here? Is it because the walls can |
---|
2492 | // extend further up/down than the centre-line? |
---|
2493 | if (into_band < 0.0) into_band = 0.0; |
---|
2494 | if (into_band > 1.0) into_band = 1.0; |
---|
2495 | assert(into_band >= 0.0); |
---|
2496 | assert(into_band <= 1.0); |
---|
2497 | |
---|
2498 | pen1.Interpolate(pen2, into_band); |
---|
2499 | } |
---|
2500 | SetColour(pen1, factor); |
---|
2501 | } |
---|
2502 | |
---|
2503 | void GfxCore::AddQuadrilateralError(const Vector3 &a, const Vector3 &b, |
---|
2504 | const Vector3 &c, const Vector3 &d) |
---|
2505 | { |
---|
2506 | Vector3 normal = (a - c) * (d - b); |
---|
2507 | normal.normalise(); |
---|
2508 | Double factor = dot(normal, light) * .3 + .7; |
---|
2509 | int w = int(ceil(((b - a).magnitude() + (d - c).magnitude()) / 2)); |
---|
2510 | int h = int(ceil(((b - c).magnitude() + (d - a).magnitude()) / 2)); |
---|
2511 | // FIXME: should plot triangles instead to avoid rendering glitches. |
---|
2512 | BeginPolygon(); |
---|
2513 | //// PlaceNormal(normal); |
---|
2514 | SetColourFromError(static_E_hack, factor); |
---|
2515 | // FIXME: these glTexCoord2i calls should be in gla-gl.cc |
---|
2516 | glTexCoord2i(0, 0); |
---|
2517 | PlaceVertex(a); |
---|
2518 | glTexCoord2i(w, 0); |
---|
2519 | PlaceVertex(b); |
---|
2520 | glTexCoord2i(w, h); |
---|
2521 | PlaceVertex(c); |
---|
2522 | glTexCoord2i(0, h); |
---|
2523 | PlaceVertex(d); |
---|
2524 | EndPolygon(); |
---|
2525 | } |
---|
2526 | |
---|
2527 | void GfxCore::AddPolylineError(const traverse & centreline) |
---|
2528 | { |
---|
2529 | BeginPolyline(); |
---|
2530 | SetColourFromError(centreline.E, 1.0); |
---|
2531 | vector<PointInfo>::const_iterator i; |
---|
2532 | for(i = centreline.begin(); i != centreline.end(); ++i) { |
---|
2533 | PlaceVertex(*i); |
---|
2534 | } |
---|
2535 | EndPolyline(); |
---|
2536 | } |
---|
2537 | |
---|
2538 | void |
---|
2539 | GfxCore::SkinPassage(const vector<XSect> & centreline) |
---|
2540 | { |
---|
2541 | assert(centreline.size() > 1); |
---|
2542 | Vector3 U[4]; |
---|
2543 | XSect prev_pt_v; |
---|
2544 | Vector3 last_right(1.0, 0.0, 0.0); |
---|
2545 | |
---|
2546 | // FIXME: it's not simple to set the colour of a tube based on error... |
---|
2547 | // static_E_hack = something... |
---|
2548 | vector<XSect>::const_iterator i = centreline.begin(); |
---|
2549 | vector<XSect>::size_type segment = 0; |
---|
2550 | while (i != centreline.end()) { |
---|
2551 | // get the coordinates of this vertex |
---|
2552 | const XSect & pt_v = *i++; |
---|
2553 | |
---|
2554 | double z_pitch_adjust = 0.0; |
---|
2555 | bool cover_end = false; |
---|
2556 | |
---|
2557 | Vector3 right, up; |
---|
2558 | |
---|
2559 | const Vector3 up_v(0.0, 0.0, 1.0); |
---|
2560 | |
---|
2561 | if (segment == 0) { |
---|
2562 | assert(i != centreline.end()); |
---|
2563 | // first segment |
---|
2564 | |
---|
2565 | // get the coordinates of the next vertex |
---|
2566 | const XSect & next_pt_v = *i; |
---|
2567 | |
---|
2568 | // calculate vector from this pt to the next one |
---|
2569 | Vector3 leg_v = next_pt_v - pt_v; |
---|
2570 | |
---|
2571 | // obtain a vector in the LRUD plane |
---|
2572 | right = leg_v * up_v; |
---|
2573 | if (right.magnitude() == 0) { |
---|
2574 | right = last_right; |
---|
2575 | // Obtain a second vector in the LRUD plane, |
---|
2576 | // perpendicular to the first. |
---|
2577 | //up = right * leg_v; |
---|
2578 | up = up_v; |
---|
2579 | } else { |
---|
2580 | last_right = right; |
---|
2581 | up = up_v; |
---|
2582 | } |
---|
2583 | |
---|
2584 | cover_end = true; |
---|
2585 | static_date_hack = next_pt_v.GetDate(); |
---|
2586 | } else if (segment + 1 == centreline.size()) { |
---|
2587 | // last segment |
---|
2588 | |
---|
2589 | // Calculate vector from the previous pt to this one. |
---|
2590 | Vector3 leg_v = pt_v - prev_pt_v; |
---|
2591 | |
---|
2592 | // Obtain a horizontal vector in the LRUD plane. |
---|
2593 | right = leg_v * up_v; |
---|
2594 | if (right.magnitude() == 0) { |
---|
2595 | right = Vector3(last_right.GetX(), last_right.GetY(), 0.0); |
---|
2596 | // Obtain a second vector in the LRUD plane, |
---|
2597 | // perpendicular to the first. |
---|
2598 | //up = right * leg_v; |
---|
2599 | up = up_v; |
---|
2600 | } else { |
---|
2601 | last_right = right; |
---|
2602 | up = up_v; |
---|
2603 | } |
---|
2604 | |
---|
2605 | cover_end = true; |
---|
2606 | static_date_hack = pt_v.GetDate(); |
---|
2607 | } else { |
---|
2608 | assert(i != centreline.end()); |
---|
2609 | // Intermediate segment. |
---|
2610 | |
---|
2611 | // Get the coordinates of the next vertex. |
---|
2612 | const XSect & next_pt_v = *i; |
---|
2613 | |
---|
2614 | // Calculate vectors from this vertex to the |
---|
2615 | // next vertex, and from the previous vertex to |
---|
2616 | // this one. |
---|
2617 | Vector3 leg1_v = pt_v - prev_pt_v; |
---|
2618 | Vector3 leg2_v = next_pt_v - pt_v; |
---|
2619 | |
---|
2620 | // Obtain horizontal vectors perpendicular to |
---|
2621 | // both legs, then normalise and average to get |
---|
2622 | // a horizontal bisector. |
---|
2623 | Vector3 r1 = leg1_v * up_v; |
---|
2624 | Vector3 r2 = leg2_v * up_v; |
---|
2625 | r1.normalise(); |
---|
2626 | r2.normalise(); |
---|
2627 | right = r1 + r2; |
---|
2628 | if (right.magnitude() == 0) { |
---|
2629 | // This is the "mid-pitch" case... |
---|
2630 | right = last_right; |
---|
2631 | } |
---|
2632 | if (r1.magnitude() == 0) { |
---|
2633 | Vector3 n = leg1_v; |
---|
2634 | n.normalise(); |
---|
2635 | z_pitch_adjust = n.GetZ(); |
---|
2636 | //up = Vector3(0, 0, leg1_v.GetZ()); |
---|
2637 | //up = right * up; |
---|
2638 | up = up_v; |
---|
2639 | |
---|
2640 | // Rotate pitch section to minimise the |
---|
2641 | // "tortional stress" - FIXME: use |
---|
2642 | // triangles instead of rectangles? |
---|
2643 | int shift = 0; |
---|
2644 | Double maxdotp = 0; |
---|
2645 | |
---|
2646 | // Scale to unit vectors in the LRUD plane. |
---|
2647 | right.normalise(); |
---|
2648 | up.normalise(); |
---|
2649 | Vector3 vec = up - right; |
---|
2650 | for (int orient = 0; orient <= 3; ++orient) { |
---|
2651 | Vector3 tmp = U[orient] - prev_pt_v; |
---|
2652 | tmp.normalise(); |
---|
2653 | Double dotp = dot(vec, tmp); |
---|
2654 | if (dotp > maxdotp) { |
---|
2655 | maxdotp = dotp; |
---|
2656 | shift = orient; |
---|
2657 | } |
---|
2658 | } |
---|
2659 | if (shift) { |
---|
2660 | if (shift != 2) { |
---|
2661 | Vector3 temp(U[0]); |
---|
2662 | U[0] = U[shift]; |
---|
2663 | U[shift] = U[2]; |
---|
2664 | U[2] = U[shift ^ 2]; |
---|
2665 | U[shift ^ 2] = temp; |
---|
2666 | } else { |
---|
2667 | swap(U[0], U[2]); |
---|
2668 | swap(U[1], U[3]); |
---|
2669 | } |
---|
2670 | } |
---|
2671 | #if 0 |
---|
2672 | // Check that the above code actually permuted |
---|
2673 | // the vertices correctly. |
---|
2674 | shift = 0; |
---|
2675 | maxdotp = 0; |
---|
2676 | for (int j = 0; j <= 3; ++j) { |
---|
2677 | Vector3 tmp = U[j] - prev_pt_v; |
---|
2678 | tmp.normalise(); |
---|
2679 | Double dotp = dot(vec, tmp); |
---|
2680 | if (dotp > maxdotp) { |
---|
2681 | maxdotp = dotp + 1e-6; // Add small tolerance to stop 45 degree offset cases being flagged... |
---|
2682 | shift = j; |
---|
2683 | } |
---|
2684 | } |
---|
2685 | if (shift) { |
---|
2686 | printf("New shift = %d!\n", shift); |
---|
2687 | shift = 0; |
---|
2688 | maxdotp = 0; |
---|
2689 | for (int j = 0; j <= 3; ++j) { |
---|
2690 | Vector3 tmp = U[j] - prev_pt_v; |
---|
2691 | tmp.normalise(); |
---|
2692 | Double dotp = dot(vec, tmp); |
---|
2693 | printf(" %d : %.8f\n", j, dotp); |
---|
2694 | } |
---|
2695 | } |
---|
2696 | #endif |
---|
2697 | } else if (r2.magnitude() == 0) { |
---|
2698 | Vector3 n = leg2_v; |
---|
2699 | n.normalise(); |
---|
2700 | z_pitch_adjust = n.GetZ(); |
---|
2701 | //up = Vector3(0, 0, leg2_v.GetZ()); |
---|
2702 | //up = right * up; |
---|
2703 | up = up_v; |
---|
2704 | } else { |
---|
2705 | up = up_v; |
---|
2706 | } |
---|
2707 | last_right = right; |
---|
2708 | static_date_hack = pt_v.GetDate(); |
---|
2709 | } |
---|
2710 | |
---|
2711 | // Scale to unit vectors in the LRUD plane. |
---|
2712 | right.normalise(); |
---|
2713 | up.normalise(); |
---|
2714 | |
---|
2715 | if (z_pitch_adjust != 0) up += Vector3(0, 0, fabs(z_pitch_adjust)); |
---|
2716 | |
---|
2717 | Double l = fabs(pt_v.GetL()); |
---|
2718 | Double r = fabs(pt_v.GetR()); |
---|
2719 | Double u = fabs(pt_v.GetU()); |
---|
2720 | Double d = fabs(pt_v.GetD()); |
---|
2721 | |
---|
2722 | // Produce coordinates of the corners of the LRUD "plane". |
---|
2723 | Vector3 v[4]; |
---|
2724 | v[0] = pt_v - right * l + up * u; |
---|
2725 | v[1] = pt_v + right * r + up * u; |
---|
2726 | v[2] = pt_v + right * r - up * d; |
---|
2727 | v[3] = pt_v - right * l - up * d; |
---|
2728 | |
---|
2729 | if (segment > 0) { |
---|
2730 | (this->*AddQuad)(v[0], v[1], U[1], U[0]); |
---|
2731 | (this->*AddQuad)(v[2], v[3], U[3], U[2]); |
---|
2732 | (this->*AddQuad)(v[1], v[2], U[2], U[1]); |
---|
2733 | (this->*AddQuad)(v[3], v[0], U[0], U[3]); |
---|
2734 | } |
---|
2735 | |
---|
2736 | if (cover_end) { |
---|
2737 | (this->*AddQuad)(v[3], v[2], v[1], v[0]); |
---|
2738 | } |
---|
2739 | |
---|
2740 | prev_pt_v = pt_v; |
---|
2741 | U[0] = v[0]; |
---|
2742 | U[1] = v[1]; |
---|
2743 | U[2] = v[2]; |
---|
2744 | U[3] = v[3]; |
---|
2745 | |
---|
2746 | ++segment; |
---|
2747 | } |
---|
2748 | } |
---|
2749 | |
---|
2750 | void GfxCore::FullScreenMode() |
---|
2751 | { |
---|
2752 | m_Parent->ViewFullScreen(); |
---|
2753 | } |
---|
2754 | |
---|
2755 | bool GfxCore::IsFullScreen() const |
---|
2756 | { |
---|
2757 | return m_Parent->IsFullScreen(); |
---|
2758 | } |
---|
2759 | |
---|
2760 | void |
---|
2761 | GfxCore::MoveViewer(double forward, double up, double right) |
---|
2762 | { |
---|
2763 | double cT = cos(rad(m_TiltAngle)); |
---|
2764 | double sT = sin(rad(m_TiltAngle)); |
---|
2765 | double cP = cos(rad(m_PanAngle)); |
---|
2766 | double sP = sin(rad(m_PanAngle)); |
---|
2767 | Vector3 v_forward(cT * sP, cT * cP, -sT); |
---|
2768 | Vector3 v_up(-sT * sP, -sT * cP, -cT); |
---|
2769 | Vector3 v_right(-cP, sP, 0); |
---|
2770 | assert(fabs(dot(v_forward, v_up)) < 1e-6); |
---|
2771 | assert(fabs(dot(v_forward, v_right)) < 1e-6); |
---|
2772 | assert(fabs(dot(v_right, v_up)) < 1e-6); |
---|
2773 | Vector3 move = v_forward * forward + v_up * up + v_right * right; |
---|
2774 | AddTranslation(-move); |
---|
2775 | // Show current position. |
---|
2776 | m_Parent->SetCoords(m_Parent->GetOffset() - GetTranslation()); |
---|
2777 | ForceRefresh(); |
---|
2778 | } |
---|
2779 | |
---|
2780 | PresentationMark GfxCore::GetView() const |
---|
2781 | { |
---|
2782 | return PresentationMark(GetTranslation() + m_Parent->GetOffset(), |
---|
2783 | m_PanAngle, m_TiltAngle, m_Scale); |
---|
2784 | } |
---|
2785 | |
---|
2786 | void GfxCore::SetView(const PresentationMark & p) |
---|
2787 | { |
---|
2788 | m_SwitchingTo = 0; |
---|
2789 | SetTranslation(p - m_Parent->GetOffset()); |
---|
2790 | m_PanAngle = p.angle; |
---|
2791 | m_TiltAngle = p.tilt_angle; |
---|
2792 | SetRotation(m_PanAngle, m_TiltAngle); |
---|
2793 | SetScale(p.scale); |
---|
2794 | ForceRefresh(); |
---|
2795 | } |
---|
2796 | |
---|
2797 | void GfxCore::PlayPres(double speed, bool change_speed) { |
---|
2798 | if (!change_speed || presentation_mode == 0) { |
---|
2799 | if (speed == 0.0) { |
---|
2800 | presentation_mode = 0; |
---|
2801 | return; |
---|
2802 | } |
---|
2803 | presentation_mode = PLAYING; |
---|
2804 | next_mark = m_Parent->GetPresMark(MARK_FIRST); |
---|
2805 | SetView(next_mark); |
---|
2806 | next_mark_time = 0; // There already! |
---|
2807 | this_mark_total = 0; |
---|
2808 | pres_reverse = (speed < 0); |
---|
2809 | } |
---|
2810 | |
---|
2811 | if (change_speed) pres_speed = speed; |
---|
2812 | |
---|
2813 | if (speed != 0.0) { |
---|
2814 | bool new_pres_reverse = (speed < 0); |
---|
2815 | if (new_pres_reverse != pres_reverse) { |
---|
2816 | pres_reverse = new_pres_reverse; |
---|
2817 | if (pres_reverse) { |
---|
2818 | next_mark = m_Parent->GetPresMark(MARK_PREV); |
---|
2819 | } else { |
---|
2820 | next_mark = m_Parent->GetPresMark(MARK_NEXT); |
---|
2821 | } |
---|
2822 | swap(this_mark_total, next_mark_time); |
---|
2823 | } |
---|
2824 | } |
---|
2825 | } |
---|
2826 | |
---|
2827 | void GfxCore::SetColourBy(int colour_by) { |
---|
2828 | m_ColourBy = colour_by; |
---|
2829 | switch (colour_by) { |
---|
2830 | case COLOUR_BY_DEPTH: |
---|
2831 | AddQuad = &GfxCore::AddQuadrilateralDepth; |
---|
2832 | AddPoly = &GfxCore::AddPolylineDepth; |
---|
2833 | break; |
---|
2834 | case COLOUR_BY_DATE: |
---|
2835 | AddQuad = &GfxCore::AddQuadrilateralDate; |
---|
2836 | AddPoly = &GfxCore::AddPolylineDate; |
---|
2837 | break; |
---|
2838 | case COLOUR_BY_ERROR: |
---|
2839 | AddQuad = &GfxCore::AddQuadrilateralError; |
---|
2840 | AddPoly = &GfxCore::AddPolylineError; |
---|
2841 | break; |
---|
2842 | default: // case COLOUR_BY_NONE: |
---|
2843 | AddQuad = &GfxCore::AddQuadrilateral; |
---|
2844 | AddPoly = &GfxCore::AddPolyline; |
---|
2845 | break; |
---|
2846 | } |
---|
2847 | |
---|
2848 | InvalidateList(LIST_UNDERGROUND_LEGS); |
---|
2849 | InvalidateList(LIST_SURFACE_LEGS); |
---|
2850 | InvalidateList(LIST_TUBES); |
---|
2851 | |
---|
2852 | ForceRefresh(); |
---|
2853 | } |
---|
2854 | |
---|
2855 | bool GfxCore::ExportMovie(const wxString & fnm) |
---|
2856 | { |
---|
2857 | int width; |
---|
2858 | int height; |
---|
2859 | GetSize(&width, &height); |
---|
2860 | // Round up to next multiple of 2 (required by ffmpeg). |
---|
2861 | width += (width & 1); |
---|
2862 | height += (height & 1); |
---|
2863 | |
---|
2864 | mpeg = new MovieMaker(); |
---|
2865 | |
---|
2866 | if (!mpeg->Open(fnm.fn_str(), width, height)) { |
---|
2867 | // FIXME : sort out reporting actual errors from ffmpeg library |
---|
2868 | wxGetApp().ReportError(wxString::Format(wmsg(/*Error writing to file `%s'*/110), fnm.c_str())); |
---|
2869 | delete mpeg; |
---|
2870 | mpeg = 0; |
---|
2871 | return false; |
---|
2872 | } |
---|
2873 | |
---|
2874 | PlayPres(1, false); |
---|
2875 | return true; |
---|
2876 | } |
---|
2877 | |
---|
2878 | void |
---|
2879 | GfxCore::OnPrint(const wxString &filename, const wxString &title, |
---|
2880 | const wxString &datestamp) |
---|
2881 | { |
---|
2882 | svxPrintDlg * p; |
---|
2883 | p = new svxPrintDlg(m_Parent, filename, title, datestamp, |
---|
2884 | m_PanAngle, m_TiltAngle, |
---|
2885 | m_Names, m_Crosses, m_Legs, m_Surface, |
---|
2886 | true); |
---|
2887 | p->Show(TRUE); |
---|
2888 | } |
---|
2889 | |
---|
2890 | void |
---|
2891 | GfxCore::OnExport(const wxString &filename, const wxString &title) |
---|
2892 | { |
---|
2893 | svxPrintDlg * p; |
---|
2894 | p = new svxPrintDlg(m_Parent, filename, title, wxString(), |
---|
2895 | m_PanAngle, m_TiltAngle, |
---|
2896 | m_Names, m_Crosses, m_Legs, m_Surface, |
---|
2897 | false); |
---|
2898 | p->Show(TRUE); |
---|
2899 | } |
---|
2900 | |
---|
2901 | static wxCursor |
---|
2902 | make_cursor(const unsigned char * bits, const unsigned char * mask, |
---|
2903 | int hotx, int hoty) |
---|
2904 | { |
---|
2905 | #if defined __WXMSW__ || defined __WXMAC__ |
---|
2906 | wxBitmap cursor_bitmap(reinterpret_cast<const char *>(bits), 32, 32); |
---|
2907 | wxBitmap mask_bitmap(reinterpret_cast<const char *>(mask), 32, 32); |
---|
2908 | cursor_bitmap.SetMask(new wxMask(mask_bitmap)); |
---|
2909 | wxImage cursor_image = cursor_bitmap.ConvertToImage(); |
---|
2910 | cursor_image.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_X, hotx); |
---|
2911 | cursor_image.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_Y, hoty); |
---|
2912 | return wxCursor(cursor_image); |
---|
2913 | #else |
---|
2914 | return wxCursor((const char *)bits, 32, 32, hotx, hoty, |
---|
2915 | (const char *)mask, wxWHITE, wxBLACK); |
---|
2916 | #endif |
---|
2917 | } |
---|
2918 | |
---|
2919 | const |
---|
2920 | #include "hand.xbm" |
---|
2921 | const |
---|
2922 | #include "handmask.xbm" |
---|
2923 | |
---|
2924 | const |
---|
2925 | #include "brotate.xbm" |
---|
2926 | const |
---|
2927 | #include "brotatemask.xbm" |
---|
2928 | |
---|
2929 | const |
---|
2930 | #include "vrotate.xbm" |
---|
2931 | const |
---|
2932 | #include "vrotatemask.xbm" |
---|
2933 | |
---|
2934 | const |
---|
2935 | #include "rotate.xbm" |
---|
2936 | const |
---|
2937 | #include "rotatemask.xbm" |
---|
2938 | |
---|
2939 | const |
---|
2940 | #include "rotatezoom.xbm" |
---|
2941 | const |
---|
2942 | #include "rotatezoommask.xbm" |
---|
2943 | |
---|
2944 | void |
---|
2945 | GfxCore::SetCursor(GfxCore::cursor new_cursor) |
---|
2946 | { |
---|
2947 | // Check if we're already showing that cursor. |
---|
2948 | if (current_cursor == new_cursor) return; |
---|
2949 | |
---|
2950 | current_cursor = new_cursor; |
---|
2951 | switch (current_cursor) { |
---|
2952 | case GfxCore::CURSOR_DEFAULT: |
---|
2953 | GLACanvas::SetCursor(wxNullCursor); |
---|
2954 | break; |
---|
2955 | case GfxCore::CURSOR_POINTING_HAND: |
---|
2956 | GLACanvas::SetCursor(wxCursor(wxCURSOR_HAND)); |
---|
2957 | break; |
---|
2958 | case GfxCore::CURSOR_DRAGGING_HAND: |
---|
2959 | GLACanvas::SetCursor(make_cursor(hand_bits, handmask_bits, 12, 18)); |
---|
2960 | break; |
---|
2961 | case GfxCore::CURSOR_HORIZONTAL_RESIZE: |
---|
2962 | GLACanvas::SetCursor(wxCursor(wxCURSOR_SIZEWE)); |
---|
2963 | break; |
---|
2964 | case GfxCore::CURSOR_ROTATE_HORIZONTALLY: |
---|
2965 | GLACanvas::SetCursor(make_cursor(rotate_bits, rotatemask_bits, 15, 15)); |
---|
2966 | break; |
---|
2967 | case GfxCore::CURSOR_ROTATE_VERTICALLY: |
---|
2968 | GLACanvas::SetCursor(make_cursor(vrotate_bits, vrotatemask_bits, 15, 15)); |
---|
2969 | break; |
---|
2970 | case GfxCore::CURSOR_ROTATE_EITHER_WAY: |
---|
2971 | GLACanvas::SetCursor(make_cursor(brotate_bits, brotatemask_bits, 15, 15)); |
---|
2972 | break; |
---|
2973 | case GfxCore::CURSOR_ZOOM: |
---|
2974 | GLACanvas::SetCursor(wxCursor(wxCURSOR_MAGNIFIER)); |
---|
2975 | break; |
---|
2976 | case GfxCore::CURSOR_ZOOM_ROTATE: |
---|
2977 | GLACanvas::SetCursor(make_cursor(rotatezoom_bits, rotatezoommask_bits, 15, 15)); |
---|
2978 | break; |
---|
2979 | } |
---|
2980 | } |
---|