Mercurial > hg > forks > yadex
annotate src/palview.cc @ 107:20aa5a515896
Reformat one line /* */ comments to //
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Mon, 06 Oct 2014 12:42:55 +0300 |
parents | 2f1ecc1c5f72 |
children | f05330267c66 |
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0 | 1 /* |
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2 * palview.cc |
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3 * Palette (PLAYPAL & COLORMAP) viewer |
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4 * AYM 1999-11-11 |
0 | 5 */ |
6 | |
7 | |
8 /* | |
9 This file is part of Yadex. | |
10 | |
11 Yadex incorporates code from DEU 5.21 that was put in the public domain in | |
12 1994 by Raphaël Quinet and Brendon Wyber. | |
13 | |
14 The rest of Yadex is Copyright © 1997-2003 André Majorel and others. | |
15 | |
16 This program is free software; you can redistribute it and/or modify it under | |
17 the terms of the GNU General Public License as published by the Free Software | |
18 Foundation; either version 2 of the License, or (at your option) any later | |
19 version. | |
20 | |
21 This program is distributed in the hope that it will be useful, but WITHOUT | |
22 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
23 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. | |
24 | |
25 You should have received a copy of the GNU General Public License along with | |
26 this program; if not, write to the Free Software Foundation, Inc., 59 Temple | |
27 Place, Suite 330, Boston, MA 02111-1307, USA. | |
28 */ | |
29 | |
30 | |
31 #include "yadex.h" | |
32 #include <X11/Xlib.h> | |
33 #include "colour.h" | |
34 #include "gcolour2.h" | |
35 #include "gfx.h" | |
36 #include "palview.h" | |
37 #include "rgb.h" | |
38 #include "wadfile.h" | |
39 #include "wads.h" | |
40 #include "ytime.h" | |
41 | |
42 | |
43 /* | |
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44 * Palette viewer::run |
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45 * The only public method of the palette viewer. |
0 | 46 */ |
47 | |
48 // One COLORMAP entry. Wrapped in struct to avoid array<->pointer problems | |
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49 typedef struct |
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50 { |
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51 u8 c[DOOM_COLOURS]; |
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52 } colormap_entry_t; |
0 | 53 |
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54 void Palette_viewer::run() |
0 | 55 { |
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56 int lines = (ncolours + columns - 1) / columns; |
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57 const int pwidth = columns * (pixels + 1); |
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58 const int pheight = lines * (pixels + 1); |
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59 int width = 2 * BOX_BORDER + 2 * WIDE_HSPACING + pwidth; |
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60 int height = 2 * BOX_BORDER + 3 * WIDE_VSPACING + pheight + 7 * FONTH; |
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61 int x0 = (cfg.ScrMaxX - width) / 2; |
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62 int y0 = (cfg.ScrMaxY - height) / 2; |
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63 int nmaps = 0; // Number of entries in the COLORMAP lump |
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64 colormap_entry_t **colormap = 0; |
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65 rgb_c *playpal = 0; |
0 | 66 |
67 // Load the PLAYPAL lump | |
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68 do |
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69 { |
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70 playpal = new rgb_c[DOOM_COLOURS]; |
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71 for (size_t n = 0; n < DOOM_COLOURS; n++) |
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72 playpal[n].set(0, 0, 0); |
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73 const char *lump_name = "PLAYPAL"; |
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74 MDirPtr dir = FindMasterDir(cfg.MasterDir, lump_name); |
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75 if (dir == NULL) |
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76 { |
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77 warn("%s: lump not found\n", lump_name); |
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78 break; |
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79 } |
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80 const Wad_file *wf = dir->wadfile; |
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81 if (dir->dir.size % (3 * DOOM_COLOURS) != 0) |
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82 { |
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83 warn("%s has weird size (%ld, not mult of %d), ignoring tail\n", |
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84 lump_name, (long) dir->dir.size, (int) (DOOM_COLOURS * 3)); |
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85 } |
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86 wf->seek(dir->dir.start); |
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87 if (wf->error()) |
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88 { |
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89 warn("%s: seek error\n", lump_name); |
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90 break; |
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91 } |
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92 playpal = new rgb_c[DOOM_COLOURS]; |
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93 for (size_t n = 0; n < DOOM_COLOURS; n++) |
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94 { |
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95 char buf[3]; |
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96 wf->read_bytes(buf, sizeof buf); |
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97 playpal[n].set(buf[0], buf[1], buf[2]); |
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98 } |
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99 if (wf->error()) |
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100 warn("%s: read error\n", lump_name); |
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101 } |
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102 while (0); |
0 | 103 |
104 // Load the COLORMAP lump | |
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105 do |
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106 { |
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107 const char *lump_name = "COLORMAP"; |
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108 MDirPtr dir = FindMasterDir(cfg.MasterDir, lump_name); |
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109 if (dir == NULL) |
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110 { |
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111 warn("%s: lump not found\n", lump_name); |
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112 break; |
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113 } |
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114 const Wad_file *wf = dir->wadfile; |
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115 nmaps = dir->dir.size / DOOM_COLOURS; |
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116 if ((long) DOOM_COLOURS * nmaps != dir->dir.size) |
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117 { |
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118 warn("%s: has weird size (%ld, not mult of %d), ignoring tail\n", |
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119 lump_name, (long) dir->dir.size, (int) DOOM_COLOURS); |
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120 } |
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121 if (nmaps > 200) |
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122 { |
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123 warn("%s has too many (%d) entries, keeping only 200 first\n", |
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124 lump_name, nmaps); |
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125 nmaps = 200; |
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126 } |
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127 wf->seek(dir->dir.start); |
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128 if (wf->error()) |
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129 { |
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130 warn("%s: seek error\n", lump_name); |
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131 break; |
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132 } |
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133 colormap = new colormap_entry_t *[nmaps]; |
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134 for (int n = 0; n < nmaps; n++) |
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135 { |
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136 colormap[n] = new colormap_entry_t; |
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137 wf->read_bytes(colormap[n]->c, sizeof colormap[n]->c); |
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138 } |
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139 if (wf->error()) |
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140 warn("%s: read error\n", lump_name); |
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141 } |
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142 while (0); |
0 | 143 |
144 // On to the real business | |
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145 ix0 = x0 + BOX_BORDER + WIDE_HSPACING; |
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146 iy0 = y0 + BOX_BORDER + WIDE_VSPACING; |
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147 int tx0 = ix0; // Top left corner of text |
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148 int ty0 = y0 + BOX_BORDER + 2 * WIDE_VSPACING + pheight; |
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149 push_colour(0); // Save current colour |
0 | 150 #define DECIDX(i,n) do { i = (i - n + ncolours) % ncolours; } while (0) |
151 #define INCIDX(i,n) do { i = (i + n ) % ncolours; } while (0) | |
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152 int mapno = 0; |
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153 bool mapping = true; |
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154 int is_drawn = 0; |
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155 const int YID_WINDOW = 0x01; |
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156 const int YID_CURSOR = 0x02; |
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157 const int YID_PALETTE = 0x04; |
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158 const int YID_TEXT = 0x08; |
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159 int cursor_phase = 0; |
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160 int display_phase = 0; |
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161 unsigned long cursor_time = 0; |
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162 i = 0; |
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163 ofs = 0; |
0 | 164 |
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165 for (;;) |
0 | 166 { |
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167 int mi = colormap[mapno]->c[i]; // Mapped index |
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168 int ei = mapping ? mi : i; // Effective index |
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169 int mapped_to = 0; // N. distinct colours that map to i |
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170 for (int n = 0; n < ncolours; n++) |
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171 for (int m = 0; m < nmaps; m++) |
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172 if (colormap[m]->c[n] == i) |
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173 { |
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174 mapped_to++; |
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175 break; // Don't count the same mapper twice |
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176 } |
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177 int maps_to = 0; // N. distinct colours that i maps to |
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178 { |
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179 bitvec_c mappee(ncolours); |
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180 for (int m = 0; m < nmaps; m++) |
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181 mappee.set(colormap[m]->c[i]); |
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182 for (int n = 0; n < ncolours; n++) |
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183 if (mappee.get(n)) |
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184 maps_to++; |
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185 } |
0 | 186 |
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187 // Draw the window |
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188 if (!(is_drawn & YID_WINDOW)) |
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189 { |
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190 DrawScreenBox3D(x0, y0, x0 + width - 1, y0 + height - 1); |
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191 is_drawn = YID_WINDOW; // Redraw everything else |
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192 } |
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193 |
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194 // Draw the cursor (frame around the current cell) |
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195 { |
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196 const int cycle = 800; // 800 ms |
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197 unsigned long current_time = y_milliseconds(); |
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198 unsigned long elapsed_time = current_time - cursor_time; |
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199 cursor_time = current_time; |
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200 #if 0 |
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201 cursor_time += elapsed_time - elapsed_time % cycle; // Normalize |
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202 elapsed_time = current_time - cursor_time; |
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203 #endif |
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204 cursor_phase = (cursor_phase + elapsed_time) % cycle; |
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205 if ((cursor_phase >= cycle / 2) != (display_phase >= cycle / 2)) |
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206 is_drawn &= ~YID_CURSOR; |
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207 if (!(is_drawn & YID_CURSOR)) |
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208 { |
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209 draw_cursor(WINFG, cursor_phase >= cycle / 2); |
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210 display_phase = cursor_phase; |
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211 is_drawn |= YID_CURSOR; |
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212 } |
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213 } |
0 | 214 |
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215 // Draw a (pixels x pixels) square for each colour |
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216 if (!(is_drawn & YID_PALETTE)) |
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217 { |
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218 int x = 0; // Initialized only to prevent GCC from warning |
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219 int y = 0; // Initialized only to prevent GCC from warning |
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220 for (int n = 0; n < ncolours; n++) |
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221 { |
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222 if (n % columns == 0) |
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223 { |
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224 x = ix0; |
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225 if (n == 0) |
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226 y = iy0; |
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227 else |
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228 y += pixels + 1; |
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229 } |
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230 else |
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231 x += pixels + 1; |
0 | 232 |
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233 if (game_colour == 0) // If PLAYPAL not found |
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234 set_pcolour(0); |
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235 else |
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236 { |
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237 if (mapping) |
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238 set_pcolour(game_colour |
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239 [colormap[mapno]-> |
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240 c[(n + ofs) % ncolours]]); |
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241 else |
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242 set_pcolour(game_colour[(n + ofs) % ncolours]); |
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243 } |
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244 DrawScreenBoxwh(x, y, pixels, pixels); |
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245 } |
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246 is_drawn |= YID_PALETTE; |
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247 set_colour(WINFG_DIM); // Just to force the next set_colour() to do sth |
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248 } |
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249 |
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250 // Draw the "caption" |
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251 if (!(is_drawn & YID_TEXT)) |
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252 { |
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253 set_colour(WINBG); |
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254 DrawScreenBoxwh(tx0, ty0, pwidth, 7 * FONTH); |
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255 set_colour(WINFG); |
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256 DrawScreenText(tx0, ty0, "Index %3d", i); |
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257 push_colour(mapping ? WINFG : WINFG_DIM); |
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258 DrawScreenText(tx0, -1, "Mapped index %3d", mi); |
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259 pop_colour(); |
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260 DrawScreenText(tx0, -1, "R %3d", playpal[ei].r); |
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261 DrawScreenText(tx0, -1, "G %3d", playpal[ei].g); |
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262 DrawScreenText(tx0, -1, "B %3d", playpal[ei].b); |
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263 DrawScreenText(tx0, -1, "Mapped to by %3d", mapped_to); |
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264 DrawScreenText(tx0, -1, "Maps to %3d", maps_to); |
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265 push_colour(mapping ? WINFG : WINFG_DIM); |
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266 DrawScreenText(tx0 + 18 * FONTW, ty0, "Colormap %3d", mapno); |
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267 pop_colour(); |
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268 is_drawn |= YID_TEXT; |
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269 } |
0 | 270 |
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271 // Process any events |
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272 get_input_status(); |
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273 if (is.key == YK_PU) // [Pgup] previous colormap |
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274 { |
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275 mapno--; |
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276 if (mapno < 0) |
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277 mapno = nmaps - 1; |
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278 is_drawn &= ~(YID_PALETTE | YID_TEXT); |
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279 } |
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280 else if (is.key == YK_PD) // [Pgdn] next colormap |
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281 { |
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282 mapno++; |
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283 if (mapno >= nmaps) |
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284 mapno = 0; |
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285 is_drawn &= ~(YID_PALETTE | YID_TEXT); |
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286 } |
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287 else if (is.key == YK_LEFT) // [Left] previous palette entry |
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288 { |
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289 draw_cursor(WINBG, false); |
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290 DECIDX(i, 1); |
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291 is_drawn &= ~(YID_PALETTE | YID_TEXT | YID_CURSOR); |
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292 cursor_phase = 0; |
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293 } |
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294 else if (is.key == YK_RIGHT) // [Right] next palette entry |
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295 { |
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296 draw_cursor(WINBG, false); |
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297 INCIDX(i, 1); |
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298 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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299 cursor_phase = 0; |
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300 } |
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301 else if (is.key == YK_UP) // [Up] previous palette row |
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302 { |
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303 draw_cursor(WINBG, false); |
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304 DECIDX(i, columns); |
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305 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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306 cursor_phase = 0; |
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307 } |
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308 else if (is.key == YK_DOWN) // [Down] next palette row |
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309 { |
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310 draw_cursor(WINBG, false); |
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311 INCIDX(i, columns); |
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312 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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313 cursor_phase = 0; |
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314 } |
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315 else if (is.key == YK_END // [End], [$]: end of current line |
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316 || is.key == '$') |
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317 { |
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318 draw_cursor(WINBG, false); |
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319 i += columns - i % columns - 1; |
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320 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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321 cursor_phase = 0; |
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322 } |
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323 else if (is.key == YK_HOME // [Home], [0], [^]: start of cur. line |
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324 || is.key == '^' || is.key == '0') |
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325 { |
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326 draw_cursor(WINBG, false); |
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327 i -= i % columns; |
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328 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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329 cursor_phase = 0; |
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330 } |
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331 else if (is.key == YK_RETURN) // [Return]: beginning of next line |
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332 { |
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333 draw_cursor(WINBG, false); |
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334 i += columns - i % columns; |
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335 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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336 cursor_phase = 0; |
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337 } |
107
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338 #if 0 // Conflicts with "rotate" |
33
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339 else if (is.key == '-') // [-]: beginning of previous line |
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340 { |
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341 draw_cursor(WINBG, false); |
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342 i -= columns + i % columns; |
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343 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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344 cursor_phase = 0; |
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345 } |
0 | 346 #endif |
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347 else if (is.key == 'G' // [G], [L]: beginning of last line |
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348 || is.key == 'L') |
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349 { |
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350 draw_cursor(WINBG, false); |
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351 i = (lines - 1) * columns; |
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352 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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353 cursor_phase = 0; |
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354 } |
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355 else if (is.key == 'H') // [H] beginning of first line |
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356 { |
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357 draw_cursor(WINBG, false); |
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358 i = 0; |
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359 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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360 cursor_phase = 0; |
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361 } |
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362 else if (is.key == 'm') // [m] toggle mapping |
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363 { |
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364 mapping = !mapping; |
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365 is_drawn &= ~(YID_PALETTE | YID_TEXT); |
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366 } |
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367 else if (is.key == 'M') // [M] beginning of middle line |
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368 { |
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369 draw_cursor(WINBG, false); |
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370 i = (lines / 2) * columns; |
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371 is_drawn &= ~(YID_TEXT | YID_CURSOR); |
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372 cursor_phase = 0; |
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373 } |
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374 else if (is.key == '+' || is.key == '=') // [+] increment offset |
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375 { |
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376 INCIDX(ofs, 1); |
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377 INCIDX(i, 1); |
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378 is_drawn &= ~(YID_PALETTE | YID_TEXT); |
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379 } |
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380 else if (is.key == '-') // [-] decrement offset |
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381 { |
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382 DECIDX(ofs, 1); |
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Oops, used indent with tabs enabled. Remove tabs.
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383 DECIDX(i, 1); |
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384 is_drawn &= ~(YID_PALETTE | YID_TEXT); |
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385 } |
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386 else if (is.key == YK_ESC) // [Esc] quit |
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387 { |
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388 break; |
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389 } |
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390 else if (is.key == YE_EXPOSE) |
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391 { |
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392 is_drawn = 0; // Redraw everything |
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393 } |
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394 else; |
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395 } |
0 | 396 |
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397 pop_colour(); // Restore current colour |
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398 delete[]playpal; |
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399 for (int n = 0; n < nmaps; n++) |
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400 delete colormap[n]; |
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401 delete[]colormap; |
0 | 402 } |
403 | |
404 | |
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405 void Palette_viewer::draw_cursor(int c, bool phase) |
0 | 406 { |
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407 const int a = (i + ncolours - ofs) % ncolours; |
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408 const int side = pixels + 2; |
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409 const int x0 = ix0 - 1 + (side - 1) * (a % columns); |
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410 const int y0 = iy0 - 1 + (side - 1) * (a / columns); |
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411 const int x1 = x0 + side - 1; |
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412 const int y1 = y0 + side - 1; |
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413 if (c == WINBG) |
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414 { |
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415 set_colour(c); |
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416 DrawScreenRect(x0, y0, side, side); |
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417 } |
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418 else |
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419 { |
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420 const int l1 = side / 2; |
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421 const int l2 = side - l1; |
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422 // FIXME this cursor looks ugly |
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423 set_colour(phase ? BLACK : WHITE); |
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424 DrawScreenLineLen(x0, y0, l1, 0); |
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425 DrawScreenLineLen(x0, y0, 0, l1); |
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426 DrawScreenLineLen(x1, y1, 0, -l1); |
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427 DrawScreenLineLen(x1, y1, -l1, 0); |
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428 set_colour(phase ? WHITE : BLACK); |
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429 DrawScreenLineLen(x1, y0, -l2, 0); |
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430 DrawScreenLineLen(x1, y0, 0, l2); |
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431 DrawScreenLineLen(x0, y1, 0, -l2); |
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432 DrawScreenLineLen(x0, y1, l2, 0); |
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433 } |
0 | 434 } |