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Fix possible division by 0 in radius calculation

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This commit is contained in:
Nikos Tsipinakis 2020-07-18 22:37:51 +03:00
parent 9db8b76473
commit c01f81b692
1 changed files with 4 additions and 1 deletions
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5
src/draw.c
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@ -412,6 +412,9 @@ static int layout_get_height(struct colored_layout *cl)
*/
static int frame_internal_radius (int r, int w, int h)
{
if (r == 0 || w == 0 || h == 0)
return 0;
// Integer precision scaler, using 1/4 of int size
const int s = 2 << (8 * sizeof(int) / 4);
@ -526,7 +529,7 @@ static cairo_surface_t *render_background(cairo_surface_t *srf,
else
height -= settings.separator_height;
radius_int = frame_internal_radius (corner_radius, settings.frame_width, height);
radius_int = frame_internal_radius(corner_radius, settings.frame_width, height);
draw_rounded_rect(c, x, y, width, height, radius_int, first, last);
cairo_set_source_rgba(c, cl->frame.r, cl->frame.g, cl->frame.b, cl->frame.a);