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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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37
examples/widgets/buttonmatrix/lv_example_buttonmatrix_2.c
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@@ -15,33 +15,36 @@ static void event_cb(lv_event_t * e)
/*Change the draw descriptor of the 2nd button*/
if(base_dsc->id1 == 1) {
if(draw_task->type == LV_DRAW_TASK_TYPE_FILL) {
lv_draw_rect_dsc_t * rect_draw_dsc = draw_task->draw_dsc;
rect_draw_dsc->radius = 0;
if(pressed) rect_draw_dsc->bg_color = lv_palette_darken(LV_PALETTE_BLUE, 3);
else rect_draw_dsc->bg_color = lv_palette_main(LV_PALETTE_BLUE);
rect_draw_dsc->shadow_width = 6;
rect_draw_dsc->shadow_offset_x = 3;
rect_draw_dsc->shadow_offset_y = 3;
lv_draw_fill_dsc_t * fill_draw_dsc = lv_draw_task_get_fill_dsc(draw_task);
if(fill_draw_dsc) {
fill_draw_dsc->radius = 0;
if(pressed) fill_draw_dsc->color = lv_palette_darken(LV_PALETTE_BLUE, 3);
else fill_draw_dsc->color = lv_palette_main(LV_PALETTE_BLUE);
}
if(draw_task->type == LV_DRAW_TASK_TYPE_LABEL) {
lv_draw_label_dsc_t * label_draw_dsc = draw_task->draw_dsc;
lv_draw_box_shadow_dsc_t * box_shadow_draw_dsc = lv_draw_task_get_box_shadow_dsc(draw_task);
if(box_shadow_draw_dsc) {
box_shadow_draw_dsc->width = 6;
box_shadow_draw_dsc->ofs_x = 3;
box_shadow_draw_dsc->ofs_y = 3;
}
lv_draw_label_dsc_t * label_draw_dsc = lv_draw_task_get_label_dsc(draw_task);
if(label_draw_dsc) {
label_draw_dsc->color = lv_color_white();
}
}
/*Change the draw descriptor of the 3rd button*/
else if(base_dsc->id1 == 2) {
if(draw_task->type == LV_DRAW_TASK_TYPE_FILL) {
lv_draw_rect_dsc_t * rect_draw_dsc = draw_task->draw_dsc;
rect_draw_dsc->radius = LV_RADIUS_CIRCLE;
if(pressed) rect_draw_dsc->bg_color = lv_palette_darken(LV_PALETTE_RED, 3);
else rect_draw_dsc->bg_color = lv_palette_main(LV_PALETTE_RED);
lv_draw_fill_dsc_t * fill_draw_dsc = lv_draw_task_get_fill_dsc(draw_task);
if(fill_draw_dsc) {
fill_draw_dsc->radius = LV_RADIUS_CIRCLE;
if(pressed) fill_draw_dsc->color = lv_palette_darken(LV_PALETTE_RED, 3);
else fill_draw_dsc->color = lv_palette_main(LV_PALETTE_RED);
}
}
else if(base_dsc->id1 == 3) {
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->opa = 0;
}
if(draw_task->type == LV_DRAW_TASK_TYPE_FILL) {