[quartz] Add quartz-image-surface type

1 files changed, 29 insertions, 2 deletions

diff --git a/src/cairo-quartz-private.h b/src/cairo-quartz-private.h
index 52a3d7fb6..cf26f4fbb 100644
--- a/src/cairo-quartz-private.h
+++ b/src/cairo-quartz-private.h
@@ -46,11 +46,12 @@
 typedef struct cairo_quartz_surface {
     cairo_surface_t base;
 
-    void *imageData;
-
     CGContextRef cgContext;
     CGAffineTransform cgContextBaseCTM;
 
+    void *imageData;
+    cairo_surface_t *imageSurfaceEquiv;
+
     cairo_rectangle_int_t extents;
 
     /* These are stored while drawing operations are in place, set up
@@ -63,7 +64,33 @@ typedef struct cairo_quartz_surface {
 
     CGShadingRef sourceShading;
     CGPatternRef sourcePattern;
+
+    CGInterpolationQuality oldInterpolationQuality;
 } cairo_quartz_surface_t;
+
+typedef struct cairo_quartz_image_surface {
+    cairo_surface_t base;
+
+    cairo_rectangle_int_t extents;
+
+    CGImageRef image;
+    cairo_image_surface_t *imageSurface;
+} cairo_quartz_image_surface_t;
+
+cairo_bool_t
+_cairo_quartz_verify_surface_size(int width, int height);
+
+CGImageRef
+_cairo_quartz_create_cgimage (cairo_format_t format,
+			      unsigned int width,
+			      unsigned int height,
+			      unsigned int stride,
+			      void *data,
+			      cairo_bool_t interpolate,
+			      CGColorSpaceRef colorSpaceOverride,
+			      CGDataProviderReleaseDataCallback releaseCallback,
+			      void *releaseInfo);
+
 #endif /* CAIRO_HAS_QUARTZ_SURFACE */
 
 #if CAIRO_HAS_ATSUI_FONT