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swaybar: draw a sad face if SNI has no icon

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This commit is contained in:
Ian Fan 2018-12-16 18:43:40 +00:00
parent f33b5c5223
commit 8ffb7f0529
1 changed files with 25 additions and 9 deletions
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28
swaybar/tray/item.c
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@ -384,16 +384,32 @@ uint32_t render_sni(cairo_t *cairo, struct swaybar_output *output, double *x,
}
}
if (!sni->icon) {
// TODO fallback
return 0;
}
int icon_size;
cairo_surface_t *icon;
if (sni->icon) {
int actual_size = cairo_image_surface_get_height(sni->icon);
int icon_size = actual_size < ideal_size ?
icon_size = actual_size < ideal_size ?
actual_size*(ideal_size/actual_size) : ideal_size;
icon = cairo_image_surface_scale(sni->icon, icon_size, icon_size);
} else { // draw a sad face
icon_size = ideal_size*0.8;
icon = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, icon_size, icon_size);
cairo_t *cairo_icon = cairo_create(icon);
cairo_set_source_u32(cairo_icon, 0xFF0000FF);
cairo_translate(cairo_icon, icon_size/2, icon_size/2);
cairo_scale(cairo_icon, icon_size/2, icon_size/2);
cairo_arc(cairo_icon, 0, 0, 1, 0, 7);
cairo_fill(cairo_icon);
cairo_set_operator(cairo_icon, CAIRO_OPERATOR_CLEAR);
cairo_arc(cairo_icon, 0.35, -0.3, 0.1, 0, 7);
cairo_fill(cairo_icon);
cairo_arc(cairo_icon, -0.35, -0.3, 0.1, 0, 7);
cairo_fill(cairo_icon);
cairo_arc(cairo_icon, 0, 0.75, 0.5, 3.71238898038469, 5.71238898038469);
cairo_set_line_width(cairo_icon, 0.1);
cairo_stroke(cairo_icon);
cairo_destroy(cairo_icon);
}
int padded_size = icon_size + 2*padding;
*x -= padded_size;