widget/gtk/nsImageToPixbuf.h

   1 /* vim:set sw=4 sts=4 et cin: */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef NSIMAGETOPIXBUF_H_
   7 #define NSIMAGETOPIXBUF_H_
   8
   9 #include "nsIImageToPixbuf.h"
  10 #include "mozilla/Attributes.h"
  11
  12 namespace mozilla {
  13 namespace gfx {
  14 class SourceSurface;
  15 }
  16 }
  17
  18 class nsImageToPixbuf MOZ_FINAL : public nsIImageToPixbuf {
  19     typedef mozilla::gfx::SourceSurface SourceSurface;
  20
  21     public:
  22         NS_DECL_ISUPPORTS
  23         NS_IMETHOD_(GdkPixbuf*) ConvertImageToPixbuf(imgIContainer* aImage);
  24
  25         // Friendlier version of ConvertImageToPixbuf for callers inside of
  26         // widget
  27         /**
  28          * The return value of all these, if not null, should be
  29          * released as needed by the caller using g_object_unref.
  30          */
  31         static GdkPixbuf* ImageToPixbuf(imgIContainer * aImage);
  32         static GdkPixbuf* SourceSurfaceToPixbuf(SourceSurface* aSurface,
  33                                                 int32_t aWidth,
  34                                                 int32_t aHeight);
  35
  36     private:
  37         ~nsImageToPixbuf() {}
  38 };
  39
  40
  41 // fc2389b8-c650-4093-9e42-b05e5f0685b7
  42 #define NS_IMAGE_TO_PIXBUF_CID \
  43 { 0xfc2389b8, 0xc650, 0x4093, \
  44   { 0x9e, 0x42, 0xb0, 0x5e, 0x5f, 0x06, 0x85, 0xb7 } }
  45
  46 #endif