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cssshadowvalue: Apply device scale to the offset when blurring text

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Although the surface already has the device scale set, that doesn't
apply to the offset which is in raw device units. So we need to scale
the device offset explicitly.

Fixes: https://gitlab.com/rastersoft/desktop-icons-ng/-/issues/119
This commit is contained in:
Daniel van Vugt
2021-03-24 18:28:25 +08:00
parent c22d4a6657
commit 86da4e0c97
1 changed files with 3 additions and 1 deletions
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4
gtk/gtkcssshadowvalue.c
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@ -485,7 +485,9 @@ make_blurred_pango_surface (cairo_t *existing_cr,
x_scale * (ink_rect.width + 2 * clip_radius),
y_scale * (ink_rect.height + 2 * clip_radius));
cairo_surface_set_device_scale (surface, x_scale, y_scale);
cairo_surface_set_device_offset (surface, -ink_rect.x + clip_radius, -ink_rect.y + clip_radius);
cairo_surface_set_device_offset (surface,
x_scale * (-ink_rect.x + clip_radius),
y_scale * (-ink_rect.y + clip_radius));
cr = cairo_create (surface);
cairo_move_to (cr, 0, 0);
_gtk_pango_fill_layout (cr, layout);