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fix(draw_line): use lv_point_precise_t to describe coordinates (#4858)

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Signed-off-by: pengyiqiang <pengyiqiang@xiaomi.com>
Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>
This commit is contained in:
_VIFEXTech
2023-11-24 20:41:43 +08:00
committed by GitHub
parent fc085c420b
commit 0447443029
12 changed files with 184 additions and 186 deletions
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22
demos/widgets/lv_demo_widgets.c
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@@ -1419,17 +1419,17 @@ static void chart_event_cb(lv_event_t * e)
lv_draw_triangle_dsc_t tri_dsc;
lv_draw_triangle_dsc_init(&tri_dsc);
tri_dsc.p[0].x = (int32_t)draw_line_dsc->p1_x;
tri_dsc.p[0].y = (int32_t)draw_line_dsc->p1_y;
tri_dsc.p[1].x = (int32_t)draw_line_dsc->p2_x;
tri_dsc.p[1].y = (int32_t)draw_line_dsc->p2_y;
tri_dsc.p[2].x = (int32_t)(draw_line_dsc->p1_y < draw_line_dsc->p2_y ? draw_line_dsc->p1_x : draw_line_dsc->p2_x);
tri_dsc.p[2].y = (int32_t)LV_MAX(draw_line_dsc->p1_y, draw_line_dsc->p2_y);
tri_dsc.p[0].x = (int32_t)draw_line_dsc->p1.x;
tri_dsc.p[0].y = (int32_t)draw_line_dsc->p1.y;
tri_dsc.p[1].x = (int32_t)draw_line_dsc->p2.x;
tri_dsc.p[1].y = (int32_t)draw_line_dsc->p2.y;
tri_dsc.p[2].x = (int32_t)(draw_line_dsc->p1.y < draw_line_dsc->p2.y ? draw_line_dsc->p1.x : draw_line_dsc->p2.x);
tri_dsc.p[2].y = (int32_t)LV_MAX(draw_line_dsc->p1.y, draw_line_dsc->p2.y);
tri_dsc.bg_grad.dir = LV_GRAD_DIR_VER;
int32_t full_h = lv_obj_get_height(obj);
int32_t fract_uppter = (int32_t)(LV_MIN(draw_line_dsc->p1_y, draw_line_dsc->p2_y) - obj->coords.y1) * 255 / full_h;
int32_t fract_lower = (int32_t)(LV_MAX(draw_line_dsc->p1_y, draw_line_dsc->p2_y) - obj->coords.y1) * 255 / full_h;
int32_t fract_uppter = (int32_t)(LV_MIN(draw_line_dsc->p1.y, draw_line_dsc->p2.y) - obj->coords.y1) * 255 / full_h;
int32_t fract_lower = (int32_t)(LV_MAX(draw_line_dsc->p1.y, draw_line_dsc->p2.y) - obj->coords.y1) * 255 / full_h;
tri_dsc.bg_grad.stops[0].color = ser->color;
tri_dsc.bg_grad.stops[0].opa = 255 - fract_uppter;
tri_dsc.bg_grad.stops[0].frac = 0;
@@ -1450,9 +1450,9 @@ static void chart_event_cb(lv_event_t * e)
rect_dsc.bg_grad.stops[1].opa = 0;
lv_area_t rect_area;
rect_area.x1 = (int32_t)draw_line_dsc->p1_x;
rect_area.x2 = (int32_t)draw_line_dsc->p2_x;
rect_area.y1 = (int32_t)LV_MAX(draw_line_dsc->p1_y, draw_line_dsc->p2_y) + 1;
rect_area.x1 = (int32_t)draw_line_dsc->p1.x;
rect_area.x2 = (int32_t)draw_line_dsc->p2.x;
rect_area.y1 = (int32_t)LV_MAX(draw_line_dsc->p1.y, draw_line_dsc->p2.y) + 1;
rect_area.y2 = (int32_t)obj->coords.y2;
lv_draw_rect(base_dsc->layer, &rect_dsc, &rect_area);
}