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lv_area_is_on bugfix

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This commit is contained in:
Gabor Kiss-Vamosi
2018-03-07 10:49:25 +01:00
parent d068c85e80
commit 1b1efbd0f0
2 changed files with 13 additions and 39 deletions
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49
lv_misc/lv_area.c
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@@ -166,45 +166,16 @@ bool lv_area_is_point_on(const lv_area_t * a_p, const lv_point_t * p_p)
*/
bool lv_area_is_on(const lv_area_t * a1_p, const lv_area_t * a2_p)
{
/*Two area are on each other if... */
lv_point_t p;
/*a2 left-top corner is on a1*/
p.x = a2_p->x1;
p.y = a2_p->y1;
if(lv_area_is_point_on(a1_p, &p)) return true;
/*a2 right-top corner is on a1*/
p.x = a2_p->x2;
p.y = a2_p->y1;
if(lv_area_is_point_on(a1_p, &p)) return true;
/*a2 left-bottom corner is on a1*/
p.x = a2_p->x1;
p.y = a2_p->y2;
if(lv_area_is_point_on(a1_p, &p)) return true;
/*a2 right-bottom corner is on a1*/
p.x = a2_p->x2;
p.y = a2_p->y2;
if(lv_area_is_point_on(a1_p, &p)) return true;
/*a2 is horizontally bigger then a1 and covers it*/
if((a2_p->x1 <= a1_p->x1 && a2_p->x2 >= a1_p->x2) && /*a2 hor. cover a1?*/
((a2_p->y1 <= a1_p->y1 && a2_p->y1 >= a1_p->y2) || /*upper edge is on a1?*/
(a2_p->y2 <= a1_p->y1 && a2_p->y2 >= a1_p->y2) ||/* or lower edge is on a1?*/
(a2_p->y1 <= a1_p->y1 && a2_p->y2 >= a1_p->y2))) /*or a2 vert bigger then a1*/
return true;
/*a2 is vertically bigger then a1 and covers it*/
if((a2_p->y1 <= a1_p->y1 && a2_p->y2 >= a1_p->y2) && /*a2 vert. cover a1?*/
((a2_p->x1 <= a1_p->x1 && a2_p->x1 >= a1_p->x2) || /*left edge is on a1?*/
(a2_p->x2 <= a1_p->x1 && a2_p->x2 >= a1_p->x2) ||/* or right edge is on a1?*/
(a2_p->x1 <= a1_p->x1 && a2_p->x2 >= a1_p->x2))) /*or a2 hor. bigger then a1*/
return true;
/*Else no cover*/
return false;
if((a1_p->x1 <= a2_p->x2) &&
(a1_p->x2 >= a2_p->x1) &&
(a1_p->y1 <= a2_p->y2) &&
(a1_p->y2 >= a2_p->y1))
{
return true;
} else {
return false;
}
}
/**