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feat(draw): add convenience methods for safely getting correct draw descriptor (#5505)

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This commit is contained in:
Johannes Marbach
2024-01-29 08:19:58 +01:00
committed by GitHub
parent 019aa8d561
commit 152dc0b2be
23 changed files with 176 additions and 71 deletions
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24
examples/widgets/table/lv_example_table_1.c
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@@ -12,30 +12,30 @@ static void draw_event_cb(lv_event_t * e)
/*Make the texts in the first cell center aligned*/
if(row == 0) {
if(draw_task->type == LV_DRAW_TASK_TYPE_LABEL) {
lv_draw_label_dsc_t * label_draw_dsc = draw_task->draw_dsc;
lv_draw_label_dsc_t * label_draw_dsc = lv_draw_task_get_label_dsc(draw_task);
if(label_draw_dsc) {
label_draw_dsc->align = LV_TEXT_ALIGN_CENTER;
}
if(draw_task->type == LV_DRAW_TASK_TYPE_FILL) {
lv_draw_rect_dsc_t * rect_draw_dsc = draw_task->draw_dsc;
rect_draw_dsc->bg_color = lv_color_mix(lv_palette_main(LV_PALETTE_BLUE), rect_draw_dsc->bg_color, LV_OPA_20);
rect_draw_dsc->bg_opa = LV_OPA_COVER;
lv_draw_fill_dsc_t * fill_draw_dsc = lv_draw_task_get_fill_dsc(draw_task);
if(fill_draw_dsc) {
fill_draw_dsc->color = lv_color_mix(lv_palette_main(LV_PALETTE_BLUE), fill_draw_dsc->color, LV_OPA_20);
fill_draw_dsc->opa = LV_OPA_COVER;
}
}
/*In the first column align the texts to the right*/
else if(col == 0) {
if(draw_task->type == LV_DRAW_TASK_TYPE_LABEL) {
lv_draw_label_dsc_t * label_draw_dsc = draw_task->draw_dsc;
lv_draw_label_dsc_t * label_draw_dsc = lv_draw_task_get_label_dsc(draw_task);
if(label_draw_dsc) {
label_draw_dsc->align = LV_TEXT_ALIGN_RIGHT;
}
}
/*Make every 2nd row grayish*/
if((row != 0 && row % 2) == 0) {
if(draw_task->type == LV_DRAW_TASK_TYPE_FILL) {
lv_draw_rect_dsc_t * rect_draw_dsc = draw_task->draw_dsc;
rect_draw_dsc->bg_color = lv_color_mix(lv_palette_main(LV_PALETTE_GREY), rect_draw_dsc->bg_color, LV_OPA_10);
rect_draw_dsc->bg_opa = LV_OPA_COVER;
lv_draw_fill_dsc_t * fill_draw_dsc = lv_draw_task_get_fill_dsc(draw_task);
if(fill_draw_dsc) {
fill_draw_dsc->color = lv_color_mix(lv_palette_main(LV_PALETTE_GREY), fill_draw_dsc->color, LV_OPA_10);
fill_draw_dsc->opa = LV_OPA_COVER;
}
}
}