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cairo: make scrollbar 1 character thick

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This commit is contained in:
Jari Vetoniemi 2020-02-07 23:53:46 +02:00
parent d8208baee0
commit 1c487ba808
1 changed files with 8 additions and 2 deletions
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10
lib/renderers/cairo.h
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@ -273,6 +273,12 @@ bm_cairo_paint(struct cairo *cairo, uint32_t width, uint32_t max_height, const s
prefix_x += result.x_advance;
}
uint32_t scrollbar_w = 0;
if (scrollbar) {
bm_pango_get_text_extents(cairo, &paint, &result, "#");
spacing_x += (scrollbar_w = result.x_advance);
}
uint32_t posy = titleh;
const uint32_t page = (menu->index / lines) * lines;
for (uint32_t l = 0, i = page; l < lines && i < count && posy < max_height; ++i, ++l) {
@ -310,14 +316,14 @@ bm_cairo_paint(struct cairo *cairo, uint32_t width, uint32_t max_height, const s
const uint32_t sheight = out_result->height - titleh;
cairo_set_source_rgba(cairo->cr, paint.bg.r, paint.bg.b, paint.bg.g, paint.bg.a);
cairo_rectangle(cairo->cr, 0, titleh, 2, sheight);
cairo_rectangle(cairo->cr, 0, titleh, scrollbar_w, sheight);
cairo_fill(cairo->cr);
const float percent = fmin(((float)page / (count - lines)), 1.0f);
const uint32_t size = fmax(sheight * ((float)lines / count), 2.0f);
const uint32_t posy = percent * (sheight - size);
cairo_set_source_rgba(cairo->cr, paint.fg.r, paint.fg.b, paint.fg.g, paint.fg.a);
cairo_rectangle(cairo->cr, 0, titleh + posy, 2, size);
cairo_rectangle(cairo->cr, 0, titleh + posy, scrollbar_w, size);
cairo_fill(cairo->cr);
}
} else {