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doc: Fix missing quartz image surface docs

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This commit is contained in:
Khaled Hosny 2023-01-31 01:19:17 +02:00
parent 368ceb67b4
commit f03c73b270
2 changed files with 18 additions and 4 deletions
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2
doc/public/cairo-sections.txt
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@ -166,6 +166,8 @@ CAIRO_HAS_QUARTZ_SURFACE
cairo_quartz_surface_create
cairo_quartz_surface_create_for_cg_context
cairo_quartz_surface_get_cg_context
cairo_quartz_image_surface_create
cairo_quartz_image_surface_get_image
</SECTION>
<SECTION>

20
src/cairo-quartz-image-surface.c
View file

@ -377,15 +377,27 @@ cairo_quartz_image_surface_create (cairo_surface_t *surface)
}
/**
* cairo_quartz_image_surface_get_image:
* @surface: a #cairo_surface_t
*
* Returns a #cairo_surface_t image surface that refers to the same bits
* as the image of the quartz surface.
*
* Return value: a #cairo_surface_t (owned by the quartz #cairo_surface_t),
* or %NULL if the quartz surface is not an image surface.
*
* Since: 1.6
*/
cairo_surface_t *
cairo_quartz_image_surface_get_image (cairo_surface_t *asurface)
cairo_quartz_image_surface_get_image (cairo_surface_t *surface)
{
cairo_quartz_image_surface_t *surface = (cairo_quartz_image_surface_t*) asurface;
cairo_quartz_image_surface_t *qsurface = (cairo_quartz_image_surface_t*) surface;
/* Throw an error for a non-quartz surface */
if (! _cairo_surface_is_quartz (asurface)) {
if (! _cairo_surface_is_quartz (surface)) {
return SURFACE_ERROR_TYPE_MISMATCH;
}
return (cairo_surface_t*) surface->imageSurface;
return (cairo_surface_t*) qsurface->imageSurface;
}