acid-drop- Hacking the planet from a LilyGo T-Deck using custom firmware |
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lv_style.c (15718B)
1 /** 2 * @file lv_style.c 3 * 4 */ 5 6 /********************* 7 * INCLUDES 8 *********************/ 9 #include "lv_style.h" 10 #include "../misc/lv_gc.h" 11 #include "../misc/lv_mem.h" 12 13 /********************* 14 * DEFINES 15 *********************/ 16 17 /********************** 18 * TYPEDEFS 19 **********************/ 20 21 /********************** 22 * STATIC PROTOTYPES 23 **********************/ 24 25 /********************** 26 * GLOBAL VARIABLES 27 **********************/ 28 29 const uint8_t _lv_style_builtin_prop_flag_lookup_table[_LV_STYLE_NUM_BUILT_IN_PROPS] = { 30 [LV_STYLE_WIDTH] = LV_STYLE_PROP_LAYOUT_REFR, 31 [LV_STYLE_MIN_WIDTH] = LV_STYLE_PROP_LAYOUT_REFR, 32 [LV_STYLE_MAX_WIDTH] = LV_STYLE_PROP_LAYOUT_REFR, 33 [LV_STYLE_HEIGHT] = LV_STYLE_PROP_LAYOUT_REFR, 34 [LV_STYLE_MIN_HEIGHT] = LV_STYLE_PROP_LAYOUT_REFR, 35 [LV_STYLE_MAX_HEIGHT] = LV_STYLE_PROP_LAYOUT_REFR, 36 [LV_STYLE_X] = LV_STYLE_PROP_LAYOUT_REFR, 37 [LV_STYLE_Y] = LV_STYLE_PROP_LAYOUT_REFR, 38 [LV_STYLE_ALIGN] = LV_STYLE_PROP_LAYOUT_REFR, 39 [LV_STYLE_TRANSFORM_WIDTH] = LV_STYLE_PROP_EXT_DRAW, 40 [LV_STYLE_TRANSFORM_HEIGHT] = LV_STYLE_PROP_EXT_DRAW, 41 [LV_STYLE_TRANSLATE_X] = LV_STYLE_PROP_LAYOUT_REFR | LV_STYLE_PROP_PARENT_LAYOUT_REFR, 42 [LV_STYLE_TRANSLATE_Y] = LV_STYLE_PROP_LAYOUT_REFR | LV_STYLE_PROP_PARENT_LAYOUT_REFR, 43 [LV_STYLE_TRANSFORM_ZOOM] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR | LV_STYLE_PROP_PARENT_LAYOUT_REFR, 44 [LV_STYLE_TRANSFORM_ANGLE] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR | LV_STYLE_PROP_PARENT_LAYOUT_REFR, 45 46 [LV_STYLE_PAD_TOP] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR, 47 [LV_STYLE_PAD_BOTTOM] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR, 48 [LV_STYLE_PAD_LEFT] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR, 49 [LV_STYLE_PAD_RIGHT] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR, 50 [LV_STYLE_PAD_ROW] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR, 51 [LV_STYLE_PAD_COLUMN] = LV_STYLE_PROP_EXT_DRAW | LV_STYLE_PROP_LAYOUT_REFR, 52 53 [LV_STYLE_BG_COLOR] = 0, 54 [LV_STYLE_BG_OPA] = 0, 55 [LV_STYLE_BG_GRAD_COLOR] = 0, 56 [LV_STYLE_BG_GRAD_DIR] = 0, 57 [LV_STYLE_BG_MAIN_STOP] = 0, 58 [LV_STYLE_BG_GRAD_STOP] = 0, 59 [LV_STYLE_BG_GRAD] = 0, 60 [LV_STYLE_BG_DITHER_MODE] = 0, 61 62 [LV_STYLE_BG_IMG_SRC] = LV_STYLE_PROP_EXT_DRAW, 63 [LV_STYLE_BG_IMG_OPA] = 0, 64 [LV_STYLE_BG_IMG_RECOLOR] = 0, 65 [LV_STYLE_BG_IMG_RECOLOR_OPA] = 0, 66 [LV_STYLE_BG_IMG_TILED] = 0, 67 68 [LV_STYLE_BORDER_COLOR] = 0, 69 [LV_STYLE_BORDER_OPA] = 0, 70 [LV_STYLE_BORDER_WIDTH] = LV_STYLE_PROP_LAYOUT_REFR, 71 [LV_STYLE_BORDER_SIDE] = 0, 72 [LV_STYLE_BORDER_POST] = 0, 73 74 [LV_STYLE_OUTLINE_WIDTH] = LV_STYLE_PROP_EXT_DRAW, 75 [LV_STYLE_OUTLINE_COLOR] = 0, 76 [LV_STYLE_OUTLINE_OPA] = LV_STYLE_PROP_EXT_DRAW, 77 [LV_STYLE_OUTLINE_PAD] = LV_STYLE_PROP_EXT_DRAW, 78 79 [LV_STYLE_SHADOW_WIDTH] = LV_STYLE_PROP_EXT_DRAW, 80 [LV_STYLE_SHADOW_OFS_X] = LV_STYLE_PROP_EXT_DRAW, 81 [LV_STYLE_SHADOW_OFS_Y] = LV_STYLE_PROP_EXT_DRAW, 82 [LV_STYLE_SHADOW_SPREAD] = LV_STYLE_PROP_EXT_DRAW, 83 [LV_STYLE_SHADOW_COLOR] = 0, 84 [LV_STYLE_SHADOW_OPA] = LV_STYLE_PROP_EXT_DRAW, 85 86 [LV_STYLE_IMG_OPA] = 0, 87 [LV_STYLE_IMG_RECOLOR] = 0, 88 [LV_STYLE_IMG_RECOLOR_OPA] = 0, 89 90 [LV_STYLE_LINE_WIDTH] = LV_STYLE_PROP_EXT_DRAW, 91 [LV_STYLE_LINE_DASH_WIDTH] = 0, 92 [LV_STYLE_LINE_DASH_GAP] = 0, 93 [LV_STYLE_LINE_ROUNDED] = 0, 94 [LV_STYLE_LINE_COLOR] = 0, 95 [LV_STYLE_LINE_OPA] = 0, 96 97 [LV_STYLE_ARC_WIDTH] = LV_STYLE_PROP_EXT_DRAW, 98 [LV_STYLE_ARC_ROUNDED] = 0, 99 [LV_STYLE_ARC_COLOR] = 0, 100 [LV_STYLE_ARC_OPA] = 0, 101 [LV_STYLE_ARC_IMG_SRC] = 0, 102 103 [LV_STYLE_TEXT_COLOR] = LV_STYLE_PROP_INHERIT, 104 [LV_STYLE_TEXT_OPA] = LV_STYLE_PROP_INHERIT, 105 [LV_STYLE_TEXT_FONT] = LV_STYLE_PROP_INHERIT | LV_STYLE_PROP_LAYOUT_REFR, 106 [LV_STYLE_TEXT_LETTER_SPACE] = LV_STYLE_PROP_INHERIT | LV_STYLE_PROP_LAYOUT_REFR, 107 [LV_STYLE_TEXT_LINE_SPACE] = LV_STYLE_PROP_INHERIT | LV_STYLE_PROP_LAYOUT_REFR, 108 [LV_STYLE_TEXT_DECOR] = LV_STYLE_PROP_INHERIT, 109 [LV_STYLE_TEXT_ALIGN] = LV_STYLE_PROP_INHERIT | LV_STYLE_PROP_LAYOUT_REFR, 110 111 [LV_STYLE_RADIUS] = 0, 112 [LV_STYLE_CLIP_CORNER] = 0, 113 [LV_STYLE_OPA] = LV_STYLE_PROP_INHERIT, 114 [LV_STYLE_COLOR_FILTER_DSC] = LV_STYLE_PROP_INHERIT, 115 [LV_STYLE_COLOR_FILTER_OPA] = LV_STYLE_PROP_INHERIT, 116 [LV_STYLE_ANIM_TIME] = 0, 117 [LV_STYLE_ANIM_SPEED] = 0, 118 [LV_STYLE_TRANSITION] = 0, 119 [LV_STYLE_BLEND_MODE] = 0, 120 [LV_STYLE_LAYOUT] = LV_STYLE_PROP_LAYOUT_REFR, 121 [LV_STYLE_BASE_DIR] = LV_STYLE_PROP_INHERIT | LV_STYLE_PROP_LAYOUT_REFR, 122 }; 123 124 uint32_t _lv_style_custom_prop_flag_lookup_table_size = 0; 125 126 /********************** 127 * STATIC VARIABLES 128 **********************/ 129 130 static uint16_t last_custom_prop_id = (uint16_t)_LV_STYLE_LAST_BUILT_IN_PROP; 131 132 /********************** 133 * MACROS 134 **********************/ 135 136 /********************** 137 * GLOBAL FUNCTIONS 138 **********************/ 139 140 void lv_style_init(lv_style_t * style) 141 { 142 #if LV_USE_ASSERT_STYLE 143 if(style->sentinel == LV_STYLE_SENTINEL_VALUE && style->prop_cnt > 1) { 144 LV_LOG_WARN("Style might be already inited. (Potential memory leak)"); 145 } 146 #endif 147 148 lv_memset_00(style, sizeof(lv_style_t)); 149 #if LV_USE_ASSERT_STYLE 150 style->sentinel = LV_STYLE_SENTINEL_VALUE; 151 #endif 152 } 153 154 void lv_style_reset(lv_style_t * style) 155 { 156 LV_ASSERT_STYLE(style); 157 158 if(style->is_const) { 159 LV_LOG_ERROR("Cannot reset const style"); 160 return; 161 } 162 163 if(style->prop_cnt > 1) lv_mem_free(style->v_p.values_and_props); 164 lv_memset_00(style, sizeof(lv_style_t)); 165 #if LV_USE_ASSERT_STYLE 166 style->sentinel = LV_STYLE_SENTINEL_VALUE; 167 #endif 168 } 169 170 lv_style_prop_t lv_style_register_prop(uint8_t flag) 171 { 172 /* 173 * Allocate the lookup table if it's not yet available. 174 */ 175 uint8_t required_size = (last_custom_prop_id + 1 - _LV_STYLE_LAST_BUILT_IN_PROP); 176 if(_lv_style_custom_prop_flag_lookup_table_size < required_size) { 177 /* Round required_size up to the nearest 32-byte value */ 178 required_size = (required_size + 31) & ~31; 179 uint8_t * old_p = LV_GC_ROOT(_lv_style_custom_prop_flag_lookup_table); 180 uint8_t * new_p = lv_mem_realloc(old_p, required_size * sizeof(uint8_t)); 181 if(new_p == NULL) { 182 LV_LOG_ERROR("Unable to allocate space for custom property lookup table"); 183 return LV_STYLE_PROP_INV; 184 } 185 LV_GC_ROOT(_lv_style_custom_prop_flag_lookup_table) = new_p; 186 _lv_style_custom_prop_flag_lookup_table_size = required_size; 187 } 188 last_custom_prop_id++; 189 /* This should never happen - we should bail out above */ 190 LV_ASSERT_NULL(LV_GC_ROOT(_lv_style_custom_prop_flag_lookup_table)); 191 LV_GC_ROOT(_lv_style_custom_prop_flag_lookup_table)[last_custom_prop_id - _LV_STYLE_NUM_BUILT_IN_PROPS] = flag; 192 return last_custom_prop_id; 193 } 194 195 lv_style_prop_t lv_style_get_num_custom_props(void) 196 { 197 return last_custom_prop_id - _LV_STYLE_LAST_BUILT_IN_PROP; 198 } 199 200 bool lv_style_remove_prop(lv_style_t * style, lv_style_prop_t prop) 201 { 202 LV_ASSERT_STYLE(style); 203 204 if(style->is_const) { 205 LV_LOG_ERROR("Cannot remove prop from const style"); 206 return false; 207 } 208 209 if(style->prop_cnt == 0) return false; 210 211 if(style->prop_cnt == 1) { 212 if(style->prop1 == prop) { 213 style->prop1 = LV_STYLE_PROP_INV; 214 style->prop_cnt = 0; 215 return true; 216 } 217 return false; 218 } 219 220 uint8_t * tmp = style->v_p.values_and_props + style->prop_cnt * sizeof(lv_style_value_t); 221 uint16_t * old_props = (uint16_t *)tmp; 222 uint32_t i; 223 for(i = 0; i < style->prop_cnt; i++) { 224 if(old_props[i] == prop) { 225 lv_style_value_t * old_values = (lv_style_value_t *)style->v_p.values_and_props; 226 227 if(style->prop_cnt == 2) { 228 style->prop_cnt = 1; 229 style->prop1 = i == 0 ? old_props[1] : old_props[0]; 230 style->v_p.value1 = i == 0 ? old_values[1] : old_values[0]; 231 } 232 else { 233 size_t size = (style->prop_cnt - 1) * (sizeof(lv_style_value_t) + sizeof(uint16_t)); 234 uint8_t * new_values_and_props = lv_mem_alloc(size); 235 if(new_values_and_props == NULL) return false; 236 style->v_p.values_and_props = new_values_and_props; 237 style->prop_cnt--; 238 239 tmp = new_values_and_props + style->prop_cnt * sizeof(lv_style_value_t); 240 uint16_t * new_props = (uint16_t *)tmp; 241 lv_style_value_t * new_values = (lv_style_value_t *)new_values_and_props; 242 243 uint32_t j; 244 for(i = j = 0; j <= style->prop_cnt; 245 j++) { /*<=: because prop_cnt already reduced but all the old props. needs to be checked.*/ 246 if(old_props[j] != prop) { 247 new_values[i] = old_values[j]; 248 new_props[i++] = old_props[j]; 249 } 250 } 251 } 252 253 lv_mem_free(old_values); 254 return true; 255 } 256 } 257 258 return false; 259 } 260 261 void lv_style_set_prop(lv_style_t * style, lv_style_prop_t prop, lv_style_value_t value) 262 { 263 LV_ASSERT_STYLE(style); 264 265 if(style->is_const) { 266 LV_LOG_ERROR("Cannot set property of constant style"); 267 return; 268 } 269 270 if(style->prop_cnt > 1) { 271 uint8_t * tmp = style->v_p.values_and_props + style->prop_cnt * sizeof(lv_style_value_t); 272 uint16_t * props = (uint16_t *)tmp; 273 int32_t i; 274 for(i = style->prop_cnt - 1; i >= 0; i--) { 275 if(props[i] == prop) { 276 lv_style_value_t * values = (lv_style_value_t *)style->v_p.values_and_props; 277 values[i] = value; 278 return; 279 } 280 } 281 282 size_t size = (style->prop_cnt + 1) * (sizeof(lv_style_value_t) + sizeof(uint16_t)); 283 uint8_t * values_and_props = lv_mem_realloc(style->v_p.values_and_props, size); 284 if(values_and_props == NULL) return; 285 style->v_p.values_and_props = values_and_props; 286 287 tmp = values_and_props + style->prop_cnt * sizeof(lv_style_value_t); 288 props = (uint16_t *)tmp; 289 /*Shift all props to make place for the value before them*/ 290 for(i = style->prop_cnt - 1; i >= 0; i--) { 291 props[i + sizeof(lv_style_value_t) / sizeof(uint16_t)] = props[i]; 292 } 293 style->prop_cnt++; 294 295 /*Go to the new position wit the props*/ 296 tmp = values_and_props + style->prop_cnt * sizeof(lv_style_value_t); 297 props = (uint16_t *)tmp; 298 lv_style_value_t * values = (lv_style_value_t *)values_and_props; 299 300 /*Set the new property and value*/ 301 props[style->prop_cnt - 1] = prop; 302 values[style->prop_cnt - 1] = value; 303 } 304 else if(style->prop_cnt == 1) { 305 if(style->prop1 == prop) { 306 style->v_p.value1 = value; 307 return; 308 } 309 size_t size = (style->prop_cnt + 1) * (sizeof(lv_style_value_t) + sizeof(uint16_t)); 310 uint8_t * values_and_props = lv_mem_alloc(size); 311 if(values_and_props == NULL) return; 312 lv_style_value_t value_tmp = style->v_p.value1; 313 style->v_p.values_and_props = values_and_props; 314 style->prop_cnt++; 315 316 uint8_t * tmp = values_and_props + style->prop_cnt * sizeof(lv_style_value_t); 317 uint16_t * props = (uint16_t *)tmp; 318 lv_style_value_t * values = (lv_style_value_t *)values_and_props; 319 props[0] = style->prop1; 320 props[1] = prop; 321 values[0] = value_tmp; 322 values[1] = value; 323 } 324 else { 325 style->prop_cnt = 1; 326 style->prop1 = prop; 327 style->v_p.value1 = value; 328 } 329 330 uint8_t group = _lv_style_get_prop_group(prop); 331 style->has_group |= 1 << group; 332 } 333 334 lv_res_t lv_style_get_prop(const lv_style_t * style, lv_style_prop_t prop, lv_style_value_t * value) 335 { 336 return lv_style_get_prop_inlined(style, prop, value); 337 } 338 339 void lv_style_transition_dsc_init(lv_style_transition_dsc_t * tr, const lv_style_prop_t props[], 340 lv_anim_path_cb_t path_cb, uint32_t time, uint32_t delay, void * user_data) 341 { 342 lv_memset_00(tr, sizeof(lv_style_transition_dsc_t)); 343 tr->props = props; 344 tr->path_xcb = path_cb == NULL ? lv_anim_path_linear : path_cb; 345 tr->time = time; 346 tr->delay = delay; 347 #if LV_USE_USER_DATA 348 tr->user_data = user_data; 349 #else 350 LV_UNUSED(user_data); 351 #endif 352 } 353 354 lv_style_value_t lv_style_prop_get_default(lv_style_prop_t prop) 355 { 356 lv_style_value_t value; 357 switch(prop) { 358 case LV_STYLE_TRANSFORM_ZOOM: 359 value.num = LV_IMG_ZOOM_NONE; 360 break; 361 case LV_STYLE_BG_COLOR: 362 value.color = lv_color_white(); 363 break; 364 case LV_STYLE_BG_GRAD_COLOR: 365 case LV_STYLE_BORDER_COLOR: 366 case LV_STYLE_SHADOW_COLOR: 367 case LV_STYLE_OUTLINE_COLOR: 368 case LV_STYLE_ARC_COLOR: 369 case LV_STYLE_LINE_COLOR: 370 case LV_STYLE_TEXT_COLOR: 371 case LV_STYLE_IMG_RECOLOR: 372 value.color = lv_color_black(); 373 break; 374 case LV_STYLE_OPA: 375 case LV_STYLE_BORDER_OPA: 376 case LV_STYLE_TEXT_OPA: 377 case LV_STYLE_IMG_OPA: 378 case LV_STYLE_BG_IMG_OPA: 379 case LV_STYLE_OUTLINE_OPA: 380 case LV_STYLE_SHADOW_OPA: 381 case LV_STYLE_LINE_OPA: 382 case LV_STYLE_ARC_OPA: 383 value.num = LV_OPA_COVER; 384 break; 385 case LV_STYLE_BG_GRAD_STOP: 386 value.num = 255; 387 break; 388 case LV_STYLE_BORDER_SIDE: 389 value.num = LV_BORDER_SIDE_FULL; 390 break; 391 case LV_STYLE_TEXT_FONT: 392 value.ptr = LV_FONT_DEFAULT; 393 break; 394 case LV_STYLE_MAX_WIDTH: 395 case LV_STYLE_MAX_HEIGHT: 396 value.num = LV_COORD_MAX; 397 break; 398 default: 399 value.ptr = NULL; 400 value.num = 0; 401 break; 402 } 403 404 return value; 405 } 406 407 bool lv_style_is_empty(const lv_style_t * style) 408 { 409 LV_ASSERT_STYLE(style); 410 411 return style->prop_cnt == 0 ? true : false; 412 } 413 414 uint8_t _lv_style_get_prop_group(lv_style_prop_t prop) 415 { 416 uint16_t group = (prop & 0x1FF) >> 4; 417 if(group > 7) group = 7; /*The MSB marks all the custom properties*/ 418 return (uint8_t)group; 419 } 420 421 uint8_t _lv_style_prop_lookup_flags(lv_style_prop_t prop) 422 { 423 extern const uint8_t _lv_style_builtin_prop_flag_lookup_table[]; 424 extern uint32_t _lv_style_custom_prop_flag_lookup_table_size; 425 if(prop == LV_STYLE_PROP_ANY) return LV_STYLE_PROP_ALL; /*Any prop can have any flags*/ 426 if(prop == LV_STYLE_PROP_INV) return 0; 427 428 if(prop < _LV_STYLE_NUM_BUILT_IN_PROPS) 429 return _lv_style_builtin_prop_flag_lookup_table[prop]; 430 prop -= _LV_STYLE_NUM_BUILT_IN_PROPS; 431 if(LV_GC_ROOT(_lv_style_custom_prop_flag_lookup_table) != NULL && prop < _lv_style_custom_prop_flag_lookup_table_size) 432 return LV_GC_ROOT(_lv_style_custom_prop_flag_lookup_table)[prop]; 433 return 0; 434 } 435 436 /********************** 437 * STATIC FUNCTIONS 438 **********************/