Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 1 | #include "vterm_internal.h" |
| 2 | |
| 3 | #include <stdio.h> |
| 4 | |
| 5 | static const VTermColor ansi_colors[] = { |
| 6 | /* R G B */ |
| 7 | { 0, 0, 0 }, // black |
| 8 | { 224, 0, 0 }, // red |
| 9 | { 0, 224, 0 }, // green |
| 10 | { 224, 224, 0 }, // yellow |
| 11 | { 0, 0, 224 }, // blue |
| 12 | { 224, 0, 224 }, // magenta |
| 13 | { 0, 224, 224 }, // cyan |
| 14 | { 224, 224, 224 }, // white == light grey |
| 15 | |
| 16 | // high intensity |
| 17 | { 128, 128, 128 }, // black |
| 18 | { 255, 64, 64 }, // red |
| 19 | { 64, 255, 64 }, // green |
| 20 | { 255, 255, 64 }, // yellow |
| 21 | { 64, 64, 255 }, // blue |
| 22 | { 255, 64, 255 }, // magenta |
| 23 | { 64, 255, 255 }, // cyan |
| 24 | { 255, 255, 255 }, // white for real |
| 25 | }; |
| 26 | |
| 27 | static int ramp6[] = { |
| 28 | 0x00, 0x33, 0x66, 0x99, 0xCC, 0xFF, |
| 29 | }; |
| 30 | |
| 31 | static int ramp24[] = { |
| 32 | 0x00, 0x0B, 0x16, 0x21, 0x2C, 0x37, 0x42, 0x4D, 0x58, 0x63, 0x6E, 0x79, |
| 33 | 0x85, 0x90, 0x9B, 0xA6, 0xB1, 0xBC, 0xC7, 0xD2, 0xDD, 0xE8, 0xF3, 0xFF, |
| 34 | }; |
| 35 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 36 | static void lookup_colour_ansi(const VTermState *state, long index, VTermColor *col) |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 37 | { |
| 38 | if(index >= 0 && index < 16) { |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 39 | *col = state->colors[index]; |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 40 | } |
| 41 | } |
| 42 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 43 | static void lookup_colour_palette(const VTermState *state, long index, VTermColor *col) |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 44 | { |
| 45 | if(index >= 0 && index < 16) { |
| 46 | // Normal 8 colours or high intensity - parse as palette 0 |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 47 | lookup_colour_ansi(state, index, col); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 48 | } |
| 49 | else if(index >= 16 && index < 232) { |
| 50 | // 216-colour cube |
| 51 | index -= 16; |
| 52 | |
| 53 | col->blue = ramp6[index % 6]; |
| 54 | col->green = ramp6[index/6 % 6]; |
| 55 | col->red = ramp6[index/6/6 % 6]; |
| 56 | } |
| 57 | else if(index >= 232 && index < 256) { |
| 58 | // 24 greyscales |
| 59 | index -= 232; |
| 60 | |
| 61 | col->red = ramp24[index]; |
| 62 | col->green = ramp24[index]; |
| 63 | col->blue = ramp24[index]; |
| 64 | } |
| 65 | } |
| 66 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 67 | static int lookup_colour(const VTermState *state, int palette, const long args[], int argcount, VTermColor *col, int *index) |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 68 | { |
| 69 | switch(palette) { |
| 70 | case 2: // RGB mode - 3 args contain colour values directly |
| 71 | if(argcount < 3) |
| 72 | return argcount; |
| 73 | |
| 74 | col->red = CSI_ARG(args[0]); |
| 75 | col->green = CSI_ARG(args[1]); |
| 76 | col->blue = CSI_ARG(args[2]); |
| 77 | |
| 78 | return 3; |
| 79 | |
| 80 | case 5: // XTerm 256-colour mode |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 81 | if(index) |
| 82 | *index = CSI_ARG_OR(args[0], -1); |
| 83 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 84 | lookup_colour_palette(state, argcount ? CSI_ARG_OR(args[0], -1) : -1, col); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 85 | |
| 86 | return argcount ? 1 : 0; |
| 87 | |
| 88 | default: |
| 89 | fprintf(stderr, "Unrecognised colour palette %d\n", palette); |
| 90 | return 0; |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | // Some conveniences |
| 95 | |
| 96 | static void setpenattr(VTermState *state, VTermAttr attr, VTermValueType type, VTermValue *val) |
| 97 | { |
| 98 | #ifdef DEBUG |
| 99 | if(type != vterm_get_attr_type(attr)) { |
| 100 | fprintf(stderr, "Cannot set attr %d as it has type %d, not type %d\n", |
| 101 | attr, vterm_get_attr_type(attr), type); |
| 102 | return; |
| 103 | } |
| 104 | #endif |
| 105 | if(state->callbacks && state->callbacks->setpenattr) |
| 106 | (*state->callbacks->setpenattr)(attr, val, state->cbdata); |
| 107 | } |
| 108 | |
| 109 | static void setpenattr_bool(VTermState *state, VTermAttr attr, int boolean) |
| 110 | { |
| 111 | VTermValue val = { .boolean = boolean }; |
| 112 | setpenattr(state, attr, VTERM_VALUETYPE_BOOL, &val); |
| 113 | } |
| 114 | |
| 115 | static void setpenattr_int(VTermState *state, VTermAttr attr, int number) |
| 116 | { |
| 117 | VTermValue val = { .number = number }; |
| 118 | setpenattr(state, attr, VTERM_VALUETYPE_INT, &val); |
| 119 | } |
| 120 | |
| 121 | static void setpenattr_col(VTermState *state, VTermAttr attr, VTermColor color) |
| 122 | { |
| 123 | VTermValue val = { .color = color }; |
| 124 | setpenattr(state, attr, VTERM_VALUETYPE_COLOR, &val); |
| 125 | } |
| 126 | |
| 127 | static void set_pen_col_ansi(VTermState *state, VTermAttr attr, long col) |
| 128 | { |
| 129 | VTermColor *colp = (attr == VTERM_ATTR_BACKGROUND) ? &state->pen.bg : &state->pen.fg; |
| 130 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 131 | lookup_colour_ansi(state, col, colp); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 132 | |
| 133 | setpenattr_col(state, attr, *colp); |
| 134 | } |
| 135 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 136 | INTERNAL void vterm_state_newpen(VTermState *state) |
| 137 | { |
| 138 | // 90% grey so that pure white is brighter |
| 139 | state->default_fg.red = state->default_fg.green = state->default_fg.blue = 240; |
| 140 | state->default_bg.red = state->default_bg.green = state->default_bg.blue = 0; |
| 141 | |
| 142 | for(int col = 0; col < 16; col++) |
| 143 | state->colors[col] = ansi_colors[col]; |
| 144 | } |
| 145 | |
| 146 | INTERNAL void vterm_state_resetpen(VTermState *state) |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 147 | { |
| 148 | state->pen.bold = 0; setpenattr_bool(state, VTERM_ATTR_BOLD, 0); |
| 149 | state->pen.underline = 0; setpenattr_int( state, VTERM_ATTR_UNDERLINE, 0); |
| 150 | state->pen.italic = 0; setpenattr_bool(state, VTERM_ATTR_ITALIC, 0); |
| 151 | state->pen.blink = 0; setpenattr_bool(state, VTERM_ATTR_BLINK, 0); |
| 152 | state->pen.reverse = 0; setpenattr_bool(state, VTERM_ATTR_REVERSE, 0); |
| 153 | state->pen.strike = 0; setpenattr_bool(state, VTERM_ATTR_STRIKE, 0); |
| 154 | state->pen.font = 0; setpenattr_int( state, VTERM_ATTR_FONT, 0); |
| 155 | |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 156 | state->fg_index = -1; |
| 157 | state->bg_index = -1; |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 158 | state->pen.fg = state->default_fg; setpenattr_col(state, VTERM_ATTR_FOREGROUND, state->default_fg); |
| 159 | state->pen.bg = state->default_bg; setpenattr_col(state, VTERM_ATTR_BACKGROUND, state->default_bg); |
| 160 | } |
| 161 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 162 | INTERNAL void vterm_state_savepen(VTermState *state, int save) |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 163 | { |
| 164 | if(save) { |
| 165 | state->saved.pen = state->pen; |
| 166 | } |
| 167 | else { |
| 168 | state->pen = state->saved.pen; |
| 169 | |
| 170 | setpenattr_bool(state, VTERM_ATTR_BOLD, state->pen.bold); |
| 171 | setpenattr_int( state, VTERM_ATTR_UNDERLINE, state->pen.underline); |
| 172 | setpenattr_bool(state, VTERM_ATTR_ITALIC, state->pen.italic); |
| 173 | setpenattr_bool(state, VTERM_ATTR_BLINK, state->pen.blink); |
| 174 | setpenattr_bool(state, VTERM_ATTR_REVERSE, state->pen.reverse); |
| 175 | setpenattr_bool(state, VTERM_ATTR_STRIKE, state->pen.strike); |
| 176 | setpenattr_int( state, VTERM_ATTR_FONT, state->pen.font); |
| 177 | setpenattr_col( state, VTERM_ATTR_FOREGROUND, state->pen.fg); |
| 178 | setpenattr_col( state, VTERM_ATTR_BACKGROUND, state->pen.bg); |
| 179 | } |
| 180 | } |
| 181 | |
| 182 | void vterm_state_get_default_colors(const VTermState *state, VTermColor *default_fg, VTermColor *default_bg) |
| 183 | { |
| 184 | *default_fg = state->default_fg; |
| 185 | *default_bg = state->default_bg; |
| 186 | } |
| 187 | |
| 188 | void vterm_state_get_palette_color(const VTermState *state, int index, VTermColor *col) |
| 189 | { |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 190 | lookup_colour_palette(state, index, col); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 191 | } |
| 192 | |
| 193 | void vterm_state_set_default_colors(VTermState *state, const VTermColor *default_fg, const VTermColor *default_bg) |
| 194 | { |
| 195 | state->default_fg = *default_fg; |
| 196 | state->default_bg = *default_bg; |
| 197 | } |
| 198 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 199 | void vterm_state_set_palette_color(VTermState *state, int index, const VTermColor *col) |
| 200 | { |
| 201 | if(index >= 0 && index < 16) |
| 202 | state->colors[index] = *col; |
| 203 | } |
| 204 | |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 205 | void vterm_state_set_bold_highbright(VTermState *state, int bold_is_highbright) |
| 206 | { |
| 207 | state->bold_is_highbright = bold_is_highbright; |
| 208 | } |
| 209 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 210 | INTERNAL void vterm_state_setpen(VTermState *state, const long args[], int argcount) |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 211 | { |
| 212 | // SGR - ECMA-48 8.3.117 |
| 213 | |
| 214 | int argi = 0; |
| 215 | int value; |
| 216 | |
| 217 | while(argi < argcount) { |
| 218 | // This logic is easier to do 'done' backwards; set it true, and make it |
| 219 | // false again in the 'default' case |
| 220 | int done = 1; |
| 221 | |
| 222 | long arg; |
| 223 | switch(arg = CSI_ARG(args[argi])) { |
| 224 | case CSI_ARG_MISSING: |
| 225 | case 0: // Reset |
| 226 | vterm_state_resetpen(state); |
| 227 | break; |
| 228 | |
| 229 | case 1: // Bold on |
| 230 | state->pen.bold = 1; |
| 231 | setpenattr_bool(state, VTERM_ATTR_BOLD, 1); |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 232 | if(state->fg_index > -1 && state->fg_index < 8 && state->bold_is_highbright) |
| 233 | set_pen_col_ansi(state, VTERM_ATTR_FOREGROUND, state->fg_index + (state->pen.bold ? 8 : 0)); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 234 | break; |
| 235 | |
| 236 | case 3: // Italic on |
| 237 | state->pen.italic = 1; |
| 238 | setpenattr_bool(state, VTERM_ATTR_ITALIC, 1); |
| 239 | break; |
| 240 | |
| 241 | case 4: // Underline single |
| 242 | state->pen.underline = 1; |
| 243 | setpenattr_int(state, VTERM_ATTR_UNDERLINE, 1); |
| 244 | break; |
| 245 | |
| 246 | case 5: // Blink |
| 247 | state->pen.blink = 1; |
| 248 | setpenattr_bool(state, VTERM_ATTR_BLINK, 1); |
| 249 | break; |
| 250 | |
| 251 | case 7: // Reverse on |
| 252 | state->pen.reverse = 1; |
| 253 | setpenattr_bool(state, VTERM_ATTR_REVERSE, 1); |
| 254 | break; |
| 255 | |
| 256 | case 9: // Strikethrough on |
| 257 | state->pen.strike = 1; |
| 258 | setpenattr_bool(state, VTERM_ATTR_STRIKE, 1); |
| 259 | break; |
| 260 | |
| 261 | case 10: case 11: case 12: case 13: case 14: |
| 262 | case 15: case 16: case 17: case 18: case 19: // Select font |
| 263 | state->pen.font = CSI_ARG(args[argi]) - 10; |
| 264 | setpenattr_int(state, VTERM_ATTR_FONT, state->pen.font); |
| 265 | break; |
| 266 | |
| 267 | case 21: // Underline double |
| 268 | state->pen.underline = 2; |
| 269 | setpenattr_int(state, VTERM_ATTR_UNDERLINE, 2); |
| 270 | break; |
| 271 | |
| 272 | case 22: // Bold off |
| 273 | state->pen.bold = 0; |
| 274 | setpenattr_bool(state, VTERM_ATTR_BOLD, 0); |
| 275 | break; |
| 276 | |
| 277 | case 23: // Italic and Gothic (currently unsupported) off |
| 278 | state->pen.italic = 0; |
| 279 | setpenattr_bool(state, VTERM_ATTR_ITALIC, 0); |
| 280 | break; |
| 281 | |
| 282 | case 24: // Underline off |
| 283 | state->pen.underline = 0; |
| 284 | setpenattr_int(state, VTERM_ATTR_UNDERLINE, 0); |
| 285 | break; |
| 286 | |
| 287 | case 25: // Blink off |
| 288 | state->pen.blink = 0; |
| 289 | setpenattr_bool(state, VTERM_ATTR_BLINK, 0); |
| 290 | break; |
| 291 | |
| 292 | case 27: // Reverse off |
| 293 | state->pen.reverse = 0; |
| 294 | setpenattr_bool(state, VTERM_ATTR_REVERSE, 0); |
| 295 | break; |
| 296 | |
| 297 | case 29: // Strikethrough off |
| 298 | state->pen.strike = 0; |
| 299 | setpenattr_bool(state, VTERM_ATTR_STRIKE, 0); |
| 300 | break; |
| 301 | |
| 302 | case 30: case 31: case 32: case 33: |
| 303 | case 34: case 35: case 36: case 37: // Foreground colour palette |
| 304 | value = CSI_ARG(args[argi]) - 30; |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 305 | state->fg_index = value; |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 306 | if(state->pen.bold && state->bold_is_highbright) |
| 307 | value += 8; |
| 308 | set_pen_col_ansi(state, VTERM_ATTR_FOREGROUND, value); |
| 309 | break; |
| 310 | |
| 311 | case 38: // Foreground colour alternative palette |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 312 | state->fg_index = -1; |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 313 | if(argcount - argi < 1) |
| 314 | return; |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 315 | argi += 1 + lookup_colour(state, CSI_ARG(args[argi+1]), args+argi+2, argcount-argi-2, &state->pen.fg, &state->fg_index); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 316 | setpenattr_col(state, VTERM_ATTR_FOREGROUND, state->pen.fg); |
| 317 | break; |
| 318 | |
| 319 | case 39: // Foreground colour default |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 320 | state->fg_index = -1; |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 321 | state->pen.fg = state->default_fg; |
| 322 | setpenattr_col(state, VTERM_ATTR_FOREGROUND, state->pen.fg); |
| 323 | break; |
| 324 | |
| 325 | case 40: case 41: case 42: case 43: |
| 326 | case 44: case 45: case 46: case 47: // Background colour palette |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 327 | value = CSI_ARG(args[argi]) - 40; |
| 328 | state->bg_index = value; |
| 329 | set_pen_col_ansi(state, VTERM_ATTR_BACKGROUND, value); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 330 | break; |
| 331 | |
| 332 | case 48: // Background colour alternative palette |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 333 | state->bg_index = -1; |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 334 | if(argcount - argi < 1) |
| 335 | return; |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 336 | argi += 1 + lookup_colour(state, CSI_ARG(args[argi+1]), args+argi+2, argcount-argi-2, &state->pen.bg, &state->bg_index); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 337 | setpenattr_col(state, VTERM_ATTR_BACKGROUND, state->pen.bg); |
| 338 | break; |
| 339 | |
| 340 | case 49: // Default background |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 341 | state->bg_index = -1; |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 342 | state->pen.bg = state->default_bg; |
| 343 | setpenattr_col(state, VTERM_ATTR_BACKGROUND, state->pen.bg); |
| 344 | break; |
| 345 | |
| 346 | case 90: case 91: case 92: case 93: |
| 347 | case 94: case 95: case 96: case 97: // Foreground colour high-intensity palette |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 348 | value = CSI_ARG(args[argi]) - 90 + 8; |
| 349 | state->fg_index = value; |
| 350 | set_pen_col_ansi(state, VTERM_ATTR_FOREGROUND, value); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 351 | break; |
| 352 | |
| 353 | case 100: case 101: case 102: case 103: |
| 354 | case 104: case 105: case 106: case 107: // Background colour high-intensity palette |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 355 | value = CSI_ARG(args[argi]) - 100 + 8; |
| 356 | state->bg_index = value; |
| 357 | set_pen_col_ansi(state, VTERM_ATTR_BACKGROUND, value); |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 358 | break; |
| 359 | |
| 360 | default: |
| 361 | done = 0; |
| 362 | break; |
| 363 | } |
| 364 | |
| 365 | if(!done) |
| 366 | fprintf(stderr, "libvterm: Unhandled CSI SGR %lu\n", arg); |
| 367 | |
| 368 | while(CSI_ARG_HAS_MORE(args[argi++])); |
| 369 | } |
| 370 | } |
| 371 | |
Elliott Hughes | 6d78f36 | 2014-12-04 19:52:44 -0800 | [diff] [blame] | 372 | INTERNAL int vterm_state_getpen(VTermState *state, long args[], int argcount) |
Jeff Sharkey | 73fbfc3 | 2013-04-23 10:34:06 -0700 | [diff] [blame] | 373 | { |
| 374 | int argi = 0; |
| 375 | |
| 376 | if(state->pen.bold) |
| 377 | args[argi++] = 1; |
| 378 | |
| 379 | if(state->pen.italic) |
| 380 | args[argi++] = 3; |
| 381 | |
| 382 | if(state->pen.underline == 1) |
| 383 | args[argi++] = 4; |
| 384 | |
| 385 | if(state->pen.blink) |
| 386 | args[argi++] = 5; |
| 387 | |
| 388 | if(state->pen.reverse) |
| 389 | args[argi++] = 7; |
| 390 | |
| 391 | if(state->pen.strike) |
| 392 | args[argi++] = 9; |
| 393 | |
| 394 | if(state->pen.font) |
| 395 | args[argi++] = 10 + state->pen.font; |
| 396 | |
| 397 | if(state->pen.underline == 2) |
| 398 | args[argi++] = 21; |
| 399 | |
| 400 | if(state->fg_index >= 0 && state->fg_index < 8) |
| 401 | args[argi++] = 30 + state->fg_index; |
| 402 | else if(state->fg_index >= 8 && state->fg_index < 16) |
| 403 | args[argi++] = 90 + state->fg_index - 8; |
| 404 | else if(state->fg_index >= 16 && state->fg_index < 256) { |
| 405 | args[argi++] = CSI_ARG_FLAG_MORE|38; |
| 406 | args[argi++] = CSI_ARG_FLAG_MORE|5; |
| 407 | args[argi++] = state->fg_index; |
| 408 | } |
| 409 | |
| 410 | if(state->bg_index >= 0 && state->bg_index < 8) |
| 411 | args[argi++] = 40 + state->bg_index; |
| 412 | else if(state->bg_index >= 8 && state->bg_index < 16) |
| 413 | args[argi++] = 100 + state->bg_index - 8; |
| 414 | else if(state->bg_index >= 16 && state->bg_index < 256) { |
| 415 | args[argi++] = CSI_ARG_FLAG_MORE|48; |
| 416 | args[argi++] = CSI_ARG_FLAG_MORE|5; |
| 417 | args[argi++] = state->bg_index; |
| 418 | } |
| 419 | |
| 420 | return argi; |
| 421 | } |
| 422 | |
Jeff Sharkey | 5b78a3a | 2013-02-19 17:28:10 -0800 | [diff] [blame] | 423 | int vterm_state_get_penattr(const VTermState *state, VTermAttr attr, VTermValue *val) |
| 424 | { |
| 425 | switch(attr) { |
| 426 | case VTERM_ATTR_BOLD: |
| 427 | val->boolean = state->pen.bold; |
| 428 | return 1; |
| 429 | |
| 430 | case VTERM_ATTR_UNDERLINE: |
| 431 | val->number = state->pen.underline; |
| 432 | return 1; |
| 433 | |
| 434 | case VTERM_ATTR_ITALIC: |
| 435 | val->boolean = state->pen.italic; |
| 436 | return 1; |
| 437 | |
| 438 | case VTERM_ATTR_BLINK: |
| 439 | val->boolean = state->pen.blink; |
| 440 | return 1; |
| 441 | |
| 442 | case VTERM_ATTR_REVERSE: |
| 443 | val->boolean = state->pen.reverse; |
| 444 | return 1; |
| 445 | |
| 446 | case VTERM_ATTR_STRIKE: |
| 447 | val->boolean = state->pen.strike; |
| 448 | return 1; |
| 449 | |
| 450 | case VTERM_ATTR_FONT: |
| 451 | val->number = state->pen.font; |
| 452 | return 1; |
| 453 | |
| 454 | case VTERM_ATTR_FOREGROUND: |
| 455 | val->color = state->pen.fg; |
| 456 | return 1; |
| 457 | |
| 458 | case VTERM_ATTR_BACKGROUND: |
| 459 | val->color = state->pen.bg; |
| 460 | return 1; |
| 461 | } |
| 462 | |
| 463 | return 0; |
| 464 | } |