[396b9dd] | 1 | /* printwin.c */ |
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[55b7334] | 2 | /* Device dependent part of Survex Win32 driver */ |
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[4888f06] | 3 | /* Copyright (C) 1993-2001 Olly Betts |
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| 4 | * Copyright (C) 2001 Philip Underwood |
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[55b7334] | 5 | * |
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| 6 | * This program is free software; you can redistribute it and/or modify |
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| 7 | * it under the terms of the GNU General Public License as published by |
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| 8 | * the Free Software Foundation; either version 2 of the License, or |
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| 9 | * (at your option) any later version. |
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| 10 | * |
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| 11 | * This program is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | * GNU General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU General Public License |
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| 17 | * along with this program; if not, write to the Free Software |
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| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 19 | */ |
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| 20 | |
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| 21 | #ifdef HAVE_CONFIG_H |
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| 22 | # include <config.h> |
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| 23 | #endif |
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| 24 | |
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| 25 | #include <stdio.h> |
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| 26 | #include <stdlib.h> |
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| 27 | #include <math.h> |
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| 28 | #include <string.h> |
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| 29 | #include <time.h> |
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| 30 | #include <ctype.h> |
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| 31 | #include <float.h> |
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| 32 | #include <limits.h> |
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| 33 | |
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| 34 | #include "useful.h" |
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| 35 | #include "filename.h" |
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| 36 | #include "message.h" |
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| 37 | #include "prio.h" |
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| 38 | #include "filelist.h" |
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| 39 | #include "debug.h" /* for BUG and ASSERT */ |
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| 40 | #include "prcore.h" |
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| 41 | #include <windows.h> |
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| 42 | |
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[6974a34] | 43 | static double MarginLeft, MarginRight, MarginTop, MarginBottom; |
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[55b7334] | 44 | static int fontsize, fontsize_labels; |
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[6974a34] | 45 | static double LineWidth; |
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[55b7334] | 46 | |
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| 47 | static char *fontname, *fontname_labels; |
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| 48 | |
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| 49 | #define WIN_TS 9 /* size of alignment 'ticks' on multipage printouts */ |
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| 50 | #define WIN_CROSS_SIZE 2 /* length of cross arms (in points!) */ |
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| 51 | |
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| 52 | #define fontname_symbol "Symbol" |
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| 53 | |
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| 54 | static const char *win_Name(void); |
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| 55 | static int win_Pre(int pagesToPrint, const char *title); |
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| 56 | static void win_NewPage(int pg, int pass, int pagesX, int pagesY); |
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[e1fb3cb] | 57 | static void win_Init(FILE **fh_list, const char *pth, const char *outfnm, |
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[6974a34] | 58 | double *pscX, double *pscY); |
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[08e95aa] | 59 | static int win_Charset(void); |
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[55b7334] | 60 | static void win_MoveTo(long x, long y); |
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| 61 | static void win_DrawTo(long x, long y); |
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| 62 | static void win_DrawCross(long x, long y); |
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| 63 | static void win_WriteString(const char *s); |
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| 64 | static void win_DrawCircle(long x, long y, long r); |
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| 65 | static void win_ShowPage(const char *szPageDetails); |
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| 66 | static void win_Quit(void); |
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| 67 | |
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| 68 | device printer = { |
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[bd171e1a] | 69 | PR_FLAG_NOFILEOUTPUT|PR_FLAG_NOINI, |
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[55b7334] | 70 | win_Name, |
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| 71 | win_Init, |
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[08e95aa] | 72 | win_Charset, |
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[55b7334] | 73 | win_Pre, |
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| 74 | win_NewPage, |
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| 75 | win_MoveTo, |
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| 76 | win_DrawTo, |
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| 77 | win_DrawCross, |
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| 78 | NULL, |
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| 79 | win_WriteString, |
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| 80 | win_DrawCircle, |
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| 81 | win_ShowPage, |
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[9d46af2] | 82 | NULL, /* win_Post */ |
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[55b7334] | 83 | win_Quit |
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| 84 | }; |
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| 85 | |
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[d0ffc05] | 86 | static HDC pd; /* printer context */ |
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[55b7334] | 87 | |
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[396b9dd] | 88 | static TEXTMETRIC tm; /* font info */ |
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[55b7334] | 89 | |
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[6974a34] | 90 | static double scX, scY; |
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[55b7334] | 91 | |
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[396b9dd] | 92 | static int cur_pass; |
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| 93 | |
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[55b7334] | 94 | static border clip; |
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| 95 | |
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| 96 | static long xpPageWidth, ypPageDepth; |
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| 97 | |
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[0658e7b] | 98 | static long x_t, y_t; |
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| 99 | |
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[396b9dd] | 100 | static int |
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| 101 | check_intersection(long x_p, long y_p) |
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| 102 | { |
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| 103 | #define U 1 |
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| 104 | #define D 2 |
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| 105 | #define L 4 |
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| 106 | #define R 8 |
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[f7cdeb2] | 107 | int mask_p = 0, mask_t = 0; |
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[396b9dd] | 108 | if (x_p < clip.x_min) |
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| 109 | mask_p = L; |
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| 110 | else if (x_p > clip.x_max) |
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| 111 | mask_p = R; |
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| 112 | |
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| 113 | if (y_p < clip.y_min) |
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| 114 | mask_p |= D; |
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| 115 | else if (y_p > clip.y_max) |
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| 116 | mask_p |= U; |
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| 117 | |
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| 118 | if (x_t < clip.x_min) |
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| 119 | mask_t = L; |
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| 120 | else if (x_t > clip.x_max) |
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| 121 | mask_t = R; |
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| 122 | |
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| 123 | if (y_t < clip.y_min) |
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| 124 | mask_t |= D; |
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| 125 | else if (y_t > clip.y_max) |
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| 126 | mask_t |= U; |
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| 127 | |
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| 128 | #if 0 |
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| 129 | /* approximation to correct answer */ |
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| 130 | return !(mask_t & mask_p); |
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[69fde77] | 131 | #else |
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[396b9dd] | 132 | /* One end of the line is on the page */ |
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| 133 | if (!mask_t || !mask_p) return 1; |
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| 134 | |
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| 135 | /* whole line is above, left, right, or below page */ |
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| 136 | if (mask_t & mask_p) return 0; |
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| 137 | |
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| 138 | if (mask_t == 0) mask_t = mask_p; |
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| 139 | if (mask_t & U) { |
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| 140 | double v = (double)(clip.y_max - y_p) / (y_t - y_p); |
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| 141 | return v >= 0 && v <= 1; |
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| 142 | } |
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| 143 | if (mask_t & D) { |
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| 144 | double v = (double)(clip.y_min - y_p) / (y_t - y_p); |
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| 145 | return v >= 0 && v <= 1; |
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| 146 | } |
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| 147 | if (mask_t & R) { |
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| 148 | double v = (double)(clip.x_max - x_p) / (x_t - x_p); |
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| 149 | return v >= 0 && v <= 1; |
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| 150 | } |
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| 151 | ASSERT(mask_t & L); |
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| 152 | { |
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| 153 | double v = (double)(clip.x_min - x_p) / (x_t - x_p); |
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| 154 | return v >= 0 && v <= 1; |
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| 155 | } |
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| 156 | #endif |
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| 157 | #undef U |
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| 158 | #undef D |
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| 159 | #undef L |
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| 160 | #undef R |
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| 161 | } |
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| 162 | |
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[55b7334] | 163 | static const char * |
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| 164 | win_Name(void) |
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| 165 | { |
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| 166 | return "Win32 Printer"; |
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| 167 | } |
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| 168 | |
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| 169 | static void |
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| 170 | win_MoveTo(long x, long y) |
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| 171 | { |
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| 172 | x_t = x - clip.x_min; |
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| 173 | y_t = clip.y_max - y; |
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[396b9dd] | 174 | if (cur_pass != -1) MoveToEx(pd, x_t, y_t, NULL); |
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[55b7334] | 175 | } |
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| 176 | |
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| 177 | static void |
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| 178 | win_DrawTo(long x, long y) |
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| 179 | { |
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[396b9dd] | 180 | long x_p = x_t, y_p = y_t; |
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[55b7334] | 181 | x_t = x - clip.x_min; |
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| 182 | y_t = clip.y_max - y; |
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[396b9dd] | 183 | if (cur_pass != -1) { |
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| 184 | LineTo(pd, x_t, y_t); |
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| 185 | } else { |
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| 186 | if (check_intersection(x_p, y_p)) fBlankPage = fFalse; |
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| 187 | } |
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[55b7334] | 188 | } |
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| 189 | |
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| 190 | static void |
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| 191 | win_DrawCross(long x, long y) |
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| 192 | { |
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[396b9dd] | 193 | if (cur_pass != -1) { |
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| 194 | win_MoveTo(x - WIN_CROSS_SIZE, y); |
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| 195 | win_DrawTo(x + WIN_CROSS_SIZE, y); |
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| 196 | win_MoveTo(x, y - WIN_CROSS_SIZE); |
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| 197 | win_DrawTo(x, y + WIN_CROSS_SIZE); |
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| 198 | win_MoveTo(x, y); |
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| 199 | } else { |
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[39e4399a] | 200 | if ((x + WIN_CROSS_SIZE > clip.x_min && |
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| 201 | x - WIN_CROSS_SIZE < clip.x_max) || |
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| 202 | (y + WIN_CROSS_SIZE > clip.y_min && |
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| 203 | y - WIN_CROSS_SIZE < clip.y_max)) { |
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[396b9dd] | 204 | fBlankPage = fFalse; |
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| 205 | } |
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| 206 | } |
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[55b7334] | 207 | } |
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| 208 | |
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| 209 | static void |
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| 210 | win_WriteString(const char *s) |
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| 211 | { |
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[396b9dd] | 212 | if (cur_pass != -1) { |
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| 213 | TextOut(pd, x_t, y_t - tm.tmAscent, s, strlen(s)); |
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| 214 | } else { |
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| 215 | if ((y_t + tm.tmDescent > 0 && |
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| 216 | y_t - tm.tmAscent < clip.y_max - clip.y_min) || |
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| 217 | (x_t < clip.x_max - clip.x_min && |
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| 218 | x_t + strlen(s) * tm.tmAveCharWidth > 0)) { |
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| 219 | fBlankPage = fFalse; |
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| 220 | } |
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| 221 | } |
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[55b7334] | 222 | } |
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| 223 | |
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| 224 | static void |
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| 225 | win_DrawCircle(long x, long y, long r) |
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| 226 | { |
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[396b9dd] | 227 | /* Don't need to check in first-pass - circle is only used in title box */ |
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| 228 | if (cur_pass != -1) { |
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| 229 | x_t = x - clip.x_min; |
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| 230 | y_t = clip.y_max - y; |
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| 231 | Ellipse(pd, x_t - r, y_t - r, x_t + r, y_t + r); |
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| 232 | } |
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[55b7334] | 233 | } |
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| 234 | |
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[08e95aa] | 235 | static int |
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| 236 | win_Charset(void) |
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| 237 | { |
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| 238 | return CHARSET_ISO_8859_1; |
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| 239 | } |
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| 240 | |
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[55b7334] | 241 | static int |
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| 242 | win_Pre(int pagesToPrint, const char *title) |
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| 243 | { |
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[5824d76] | 244 | PRINTDLGA psd; |
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| 245 | DOCINFO info; |
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| 246 | |
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| 247 | pagesToPrint = pagesToPrint; /* suppress compiler warning */ |
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[9d46af2] | 248 | |
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[5824d76] | 249 | memset(&psd, 0, sizeof(PRINTDLGA)); |
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[d0ffc05] | 250 | psd.lStructSize = 66; |
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[5824d76] | 251 | psd.Flags = PD_RETURNDC | PD_RETURNDEFAULT; |
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[8bc2567] | 252 | |
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[5824d76] | 253 | if (!PrintDlgA(&psd)) exit(1); |
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[d0ffc05] | 254 | pd = psd.hDC; |
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[5824d76] | 255 | |
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[8bc2567] | 256 | memset(&info, 0, sizeof(DOCINFO)); |
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[d0ffc05] | 257 | info.cbSize = sizeof(DOCINFO); |
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[5824d76] | 258 | info.lpszDocName = title; |
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| 259 | |
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[d0ffc05] | 260 | StartDoc(pd, &info); |
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| 261 | return 1; /* only need 1 pass */ |
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[55b7334] | 262 | } |
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| 263 | |
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| 264 | static void |
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| 265 | win_NewPage(int pg, int pass, int pagesX, int pagesY) |
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| 266 | { |
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| 267 | int x, y; |
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| 268 | |
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[396b9dd] | 269 | x = (pg - 1) % pagesX; |
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| 270 | y = pagesY - 1 - ((pg - 1) / pagesX); |
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| 271 | |
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| 272 | cur_pass = pass; |
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[55b7334] | 273 | if (pass == -1) { |
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[396b9dd] | 274 | /* Don't count alignment marks, but do count borders */ |
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| 275 | fBlankPage = fNoBorder |
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| 276 | || (x > 0 && y > 0 && x < pagesX - 1 && y < pagesY - 1); |
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[55b7334] | 277 | return; |
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| 278 | } |
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| 279 | |
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| 280 | clip.x_min = (long)x * xpPageWidth; |
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| 281 | clip.y_min = (long)y * ypPageDepth; |
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| 282 | clip.x_max = clip.x_min + xpPageWidth; /* dm/pcl/ps had -1; */ |
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| 283 | clip.y_max = clip.y_min + ypPageDepth; /* dm/pcl/ps had -1; */ |
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| 284 | StartPage(pd); |
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| 285 | drawticks(clip, WIN_TS, x, y); |
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| 286 | } |
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| 287 | |
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| 288 | static void |
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| 289 | win_ShowPage(const char *szPageDetails) |
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| 290 | { |
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[d0ffc05] | 291 | win_MoveTo((long)(6 * scX) + clip.x_min, clip.y_min - (long)(7 * scY)); |
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| 292 | win_WriteString(szPageDetails); |
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| 293 | EndPage(pd); |
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[55b7334] | 294 | } |
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| 295 | |
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[9d46af2] | 296 | /* Initialise printer routines */ |
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[55b7334] | 297 | static void |
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[e1fb3cb] | 298 | win_Init(FILE **fh_list, const char *pth, const char *out_fnm, |
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[6974a34] | 299 | double *pscX, double *pscY) |
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[55b7334] | 300 | { |
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| 301 | /* name and size of font to use for text */ |
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[5824d76] | 302 | PRINTDLGA psd; |
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[9d46af2] | 303 | |
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| 304 | fh_list = fh_list; |
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| 305 | pth = pth; |
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[e1fb3cb] | 306 | out_fnm = out_fnm; |
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[9d46af2] | 307 | |
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[5824d76] | 308 | memset(&psd, 0, sizeof(PRINTDLGA)); |
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[d0ffc05] | 309 | psd.lStructSize = 66; |
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[5824d76] | 310 | psd.Flags = PD_RETURNDC | PD_RETURNDEFAULT; |
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| 311 | |
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[8bc2567] | 312 | if (!PrintDlgA(&psd)) exit(1); |
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[5824d76] | 313 | |
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[d0ffc05] | 314 | fontsize = 12; |
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[5824d76] | 315 | |
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[d0ffc05] | 316 | PaperWidth = GetDeviceCaps(psd.hDC, HORZSIZE); |
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| 317 | PaperDepth = GetDeviceCaps(psd.hDC, VERTSIZE); |
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| 318 | xpPageWidth = GetDeviceCaps(psd.hDC, HORZRES); |
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| 319 | ypPageDepth = GetDeviceCaps(psd.hDC, VERTRES); |
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| 320 | MarginLeft = MarginBottom = 0; |
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| 321 | MarginRight = PaperWidth; |
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| 322 | MarginTop = PaperDepth; |
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| 323 | LineWidth = 0; |
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| 324 | scX = *pscX = xpPageWidth / PaperWidth; |
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| 325 | scY = *pscY = ypPageDepth / PaperDepth; |
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| 326 | xpPageWidth--; |
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| 327 | ypPageDepth = ypPageDepth - (int)(10 * *pscY); |
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[396b9dd] | 328 | GetTextMetrics(psd.hDC, &tm); |
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[d0ffc05] | 329 | DeleteDC(psd.hDC); |
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[55b7334] | 330 | |
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| 331 | /* name and size of font to use for station labels (default to text font) */ |
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[d0ffc05] | 332 | fontname_labels = fontname; |
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| 333 | fontsize_labels = fontsize; |
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[55b7334] | 334 | } |
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| 335 | |
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| 336 | static void |
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| 337 | win_Quit(void) |
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| 338 | { |
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[d0ffc05] | 339 | EndDoc(pd); |
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| 340 | DeleteDC(pd); |
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[55b7334] | 341 | } |
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