42 lines
1.6 KiB
Diff
42 lines
1.6 KiB
Diff
diff --git a/gfx/cairo/cairo/src/cairo-image-surface.c b/gfx/cairo/cairo/src/cairo-image-surface.c
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--- a/gfx/cairo/cairo/src/cairo-image-surface.c
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+++ b/gfx/cairo/cairo/src/cairo-image-surface.c
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@@ -1788,18 +1788,35 @@ static cairo_status_t
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cairo_boxes_t *boxes)
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{
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cairo_boxes_t clear;
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cairo_box_t box;
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cairo_status_t status;
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struct _cairo_boxes_chunk *chunk;
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int i;
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- if (boxes->num_boxes < 1 && clip_region == NULL)
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- return _cairo_image_surface_fixup_unbounded (dst, extents, NULL);
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+ // If we have no boxes then we need to clear the entire extents
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+ // because we have nothing to draw.
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+ if (boxes->num_boxes < 1 && clip_region == NULL) {
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+ int x = extents->unbounded.x;
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+ int y = extents->unbounded.y;
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+ int width = extents->unbounded.width;
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+ int height = extents->unbounded.height;
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+
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+ pixman_color_t color = { 0 };
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+ pixman_box32_t box = { x, y, x + width, y + height };
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+
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+ if (! pixman_image_fill_boxes (PIXMAN_OP_CLEAR,
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+ dst->pixman_image,
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+ &color,
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+ 1, &box)) {
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+ return _cairo_error (CAIRO_STATUS_NO_MEMORY);
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+ }
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+ return CAIRO_STATUS_SUCCESS;
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+ }
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_cairo_boxes_init (&clear);
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box.p1.x = _cairo_fixed_from_int (extents->unbounded.x + extents->unbounded.width);
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box.p1.y = _cairo_fixed_from_int (extents->unbounded.y);
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box.p2.x = _cairo_fixed_from_int (extents->unbounded.x);
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box.p2.y = _cairo_fixed_from_int (extents->unbounded.y + extents->unbounded.height);
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