Initial patch.

[vuplus_webkit] / Source / WebCore / platform / image-decoders / ImageDecoder.h

diff --git a/Source/WebCore/platform/image-decoders/ImageDecoder.h b/Source/WebCore/platform/image-decoders/ImageDecoder.h
index 7b4847f..c562ae4 100644 (file)
--- a/Source/WebCore/platform/image-decoders/ImageDecoder.h
+++ b/Source/WebCore/platform/image-decoders/ImageDecoder.h
@@ -43,10 +43,50 @@
 #elif PLATFORM(QT)
 #include <QPixmap>
 #include <QImage>
+#elif USE(CAIRO)
+#include <cairo.h>
+#include <stdio.h>
+extern "C"
+{
+cairo_surface_t *   cairo_surface_map_to_image          (cairo_surface_t *surface,
+                                                         const cairo_rectangle_int_t *extents);
+
+void                cairo_surface_unmap_image           (cairo_surface_t *surface,
+                                                         cairo_surface_t *image);
+
+}
 #endif
 
 namespace WebCore {
 
+
+#if USE(CAIRO)
+       struct CairoImageSurface {
+               CairoImageSurface() : m_surface( NULL ){}
+               ~CairoImageSurface()
+               {
+                       clear();
+               }       
+               void clear()
+               {
+                       if( m_surface ) {
+                               cairo_surface_t* surface = (cairo_surface_t*)cairo_surface_get_user_data( m_surface, (const cairo_user_data_key_t *)0x80 );
+
+                               if( surface ){
+                                       printf( "unmap image!!\n" );
+                                       cairo_surface_unmap_image( surface, m_surface );
+                                       cairo_surface_destroy( surface );
+                               }       
+                               else 
+                                       cairo_surface_destroy( m_surface );                             
+                       }
+                       m_surface = NULL;
+               }
+               cairo_surface_t* m_surface;     
+               unsigned* m_bytes;
+       };
+#endif
+
     // FIXME: Do we want better encapsulation?
     typedef Vector<char> ColorProfile;
 
@@ -144,6 +184,8 @@ namespace WebCore {
     private:
 #if USE(CG)
         typedef RetainPtr<CFMutableDataRef> NativeBackingStore;
+//#elif USE(CAIRO)
+//        typedef CairoImageSurface NativeBackingStore;
 #else
         typedef Vector<PixelData> NativeBackingStore;
 #endif