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themingbackground: fix drawing for repeating positioned images

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When we determine the fill rectangle for an image layer, and the image
is not repeating, we should also position the rectangle according to the
values of background-position, or we will always fill a tiny slice at
the top/left of the clip box.

https://bugzilla.gnome.org/show_bug.cgi?id=677109
This commit is contained in:
Cosimo Cecchi 2012-05-30 11:56:09 -04:00
parent bce34d80d4
commit 65166c36b9
1 changed files with 25 additions and 4 deletions
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29
gtk/gtkthemingbackground.c
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@ -196,6 +196,7 @@ _gtk_theming_background_paint_layer (GtkThemingBackground *bg,
else
{
int surface_width, surface_height;
cairo_rectangle_t fill_rect;
cairo_surface_t *surface;
cairo_t *cr2;
@ -272,10 +273,30 @@ _gtk_theming_background_paint_layer (GtkThemingBackground *bg,
cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
cairo_surface_destroy (surface);
cairo_rectangle (cr,
0, 0,
hrepeat == GTK_CSS_REPEAT_STYLE_NO_REPEAT ? image_width : width,
vrepeat == GTK_CSS_REPEAT_STYLE_NO_REPEAT ? image_height : height);
if (hrepeat == GTK_CSS_REPEAT_STYLE_NO_REPEAT)
{
fill_rect.x = _gtk_css_position_value_get_x (pos, width - image_width);
fill_rect.width = image_width;
}
else
{
fill_rect.x = 0;
fill_rect.width = width;
}
if (vrepeat == GTK_CSS_REPEAT_STYLE_NO_REPEAT)
{
fill_rect.y = _gtk_css_position_value_get_y (pos, height - image_height);
fill_rect.height = image_height;
}
else
{
fill_rect.y = 0;
fill_rect.height = height;
}
cairo_rectangle (cr, fill_rect.x, fill_rect.y,
fill_rect.width, fill_rect.height);
cairo_fill (cr);
}
}