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feat(draw): support transforming widgets and improfe sw transform

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For details see: https://docs.lvgl.io/master/overview/style.html
This commit is contained in:
Gabor Kiss-Vamosi
2022-04-26 10:45:12 +02:00
parent 69aa421acd
commit 318146a2c2
48 changed files with 1804 additions and 1117 deletions
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54
src/core/lv_obj_draw.c
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@@ -41,17 +41,6 @@ void lv_obj_init_draw_rect_dsc(lv_obj_t * obj, uint32_t part, lv_draw_rect_dsc_t
#if LV_DRAW_COMPLEX
draw_dsc->radius = lv_obj_get_style_radius(obj, part);
lv_opa_t main_opa = part != LV_PART_MAIN ? lv_obj_get_style_opa(obj, part) : LV_OPA_COVER;
lv_opa_t opa = lv_obj_get_style_opa(obj, part);
if(opa <= LV_OPA_MIN || main_opa <= LV_OPA_MIN) {
draw_dsc->bg_opa = LV_OPA_TRANSP;
draw_dsc->border_opa = LV_OPA_TRANSP;
draw_dsc->shadow_opa = LV_OPA_TRANSP;
draw_dsc->outline_opa = LV_OPA_TRANSP;
return;
}
draw_dsc->blend_mode = lv_obj_get_style_blend_mode(obj, part);
if(draw_dsc->bg_opa != LV_OPA_TRANSP) {
@@ -130,17 +119,6 @@ void lv_obj_init_draw_rect_dsc(lv_obj_t * obj, uint32_t part, lv_draw_rect_dsc_t
}
}
if(main_opa < LV_OPA_MAX) {
opa = (uint16_t)((uint16_t) main_opa * opa) >> 8;
}
if(opa < LV_OPA_MAX) {
draw_dsc->bg_opa = (uint16_t)((uint16_t)draw_dsc->bg_opa * opa) >> 8;
draw_dsc->bg_img_opa = (uint16_t)((uint16_t)draw_dsc->bg_img_opa * opa) >> 8;
draw_dsc->border_opa = (uint16_t)((uint16_t)draw_dsc->border_opa * opa) >> 8;
draw_dsc->shadow_opa = (uint16_t)((uint16_t)draw_dsc->shadow_opa * opa) >> 8;
draw_dsc->outline_opa = (uint16_t)((uint16_t)draw_dsc->outline_opa * opa) >> 8;
}
#else /*LV_DRAW_COMPLEX*/
if(draw_dsc->bg_opa != LV_OPA_TRANSP) {
draw_dsc->bg_opa = lv_obj_get_style_bg_opa(obj, part);
@@ -196,12 +174,6 @@ void lv_obj_init_draw_label_dsc(lv_obj_t * obj, uint32_t part, lv_draw_label_dsc
draw_dsc->opa = lv_obj_get_style_text_opa(obj, part);
if(draw_dsc->opa <= LV_OPA_MIN) return;
lv_opa_t opa = lv_obj_get_style_opa(obj, part);
if(opa < LV_OPA_MAX) {
draw_dsc->opa = (uint16_t)((uint16_t)draw_dsc->opa * opa) >> 8;
}
if(draw_dsc->opa <= LV_OPA_MIN) return;
draw_dsc->color = lv_obj_get_style_text_color_filtered(obj, part);
draw_dsc->letter_space = lv_obj_get_style_text_letter_space(obj, part);
draw_dsc->line_space = lv_obj_get_style_text_line_space(obj, part);
@@ -224,12 +196,6 @@ void lv_obj_init_draw_img_dsc(lv_obj_t * obj, uint32_t part, lv_draw_img_dsc_t *
draw_dsc->opa = lv_obj_get_style_img_opa(obj, part);
if(draw_dsc->opa <= LV_OPA_MIN) return;
lv_opa_t opa_scale = lv_obj_get_style_opa(obj, part);
if(opa_scale < LV_OPA_MAX) {
draw_dsc->opa = (uint16_t)((uint16_t)draw_dsc->opa * opa_scale) >> 8;
}
if(draw_dsc->opa <= LV_OPA_MIN) return;
draw_dsc->angle = 0;
draw_dsc->zoom = LV_IMG_ZOOM_NONE;
draw_dsc->pivot.x = lv_area_get_width(&obj->coords) / 2;
@@ -252,12 +218,6 @@ void lv_obj_init_draw_line_dsc(lv_obj_t * obj, uint32_t part, lv_draw_line_dsc_t
draw_dsc->opa = lv_obj_get_style_line_opa(obj, part);
if(draw_dsc->opa <= LV_OPA_MIN) return;
lv_opa_t opa = lv_obj_get_style_opa(obj, part);
if(opa < LV_OPA_MAX) {
draw_dsc->opa = (uint16_t)((uint16_t)draw_dsc->opa * opa) >> 8;
}
if(draw_dsc->opa <= LV_OPA_MIN) return;
draw_dsc->color = lv_obj_get_style_line_color_filtered(obj, part);
draw_dsc->dash_width = lv_obj_get_style_line_dash_width(obj, part);
@@ -281,12 +241,6 @@ void lv_obj_init_draw_arc_dsc(lv_obj_t * obj, uint32_t part, lv_draw_arc_dsc_t *
draw_dsc->opa = lv_obj_get_style_arc_opa(obj, part);
if(draw_dsc->opa <= LV_OPA_MIN) return;
lv_opa_t opa = lv_obj_get_style_opa(obj, part);
if(opa < LV_OPA_MAX) {
draw_dsc->opa = (uint16_t)((uint16_t)draw_dsc->opa * opa) >> 8;
}
if(draw_dsc->opa <= LV_OPA_MIN) return;
draw_dsc->color = lv_obj_get_style_arc_color_filtered(obj, part);
draw_dsc->img_src = lv_obj_get_style_arc_img_src(obj, part);
@@ -373,6 +327,14 @@ lv_coord_t _lv_obj_get_ext_draw_size(const lv_obj_t * obj)
else return 0;
}
lv_intermediate_layer_type_t _lv_obj_is_intermediate_layer(const lv_obj_t * obj)
{
if(lv_obj_get_style_transform_angle(obj, 0) != 0) return LV_INTERMEDIATE_LAYER_TYPE_TRANSFORM;
if(lv_obj_get_style_transform_zoom(obj, 0) != 256) return LV_INTERMEDIATE_LAYER_TYPE_TRANSFORM;
if(lv_obj_get_style_opa(obj, 0) != LV_OPA_COVER) return LV_INTERMEDIATE_LAYER_TYPE_SIMPLE;
return LV_INTERMEDIATE_LAYER_TYPE_NONE;
}
/**********************
* STATIC FUNCTIONS
**********************/