gecko-dev/widget/gtk/nsImageToPixbuf.h

41 строка
1.1 KiB
C++

/* vim:set sw=2 sts=2 et cin: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef NSIMAGETOPIXBUF_H_
#define NSIMAGETOPIXBUF_H_
#include "mozilla/Attributes.h"
#include "mozilla/Maybe.h"
#include "nsSize.h"
class imgIContainer;
typedef struct _GdkPixbuf GdkPixbuf;
namespace mozilla::gfx {
class SourceSurface;
} // namespace mozilla::gfx
class nsImageToPixbuf final {
using SourceSurface = mozilla::gfx::SourceSurface;
public:
// Friendlier version of ConvertImageToPixbuf for callers inside of
// widget
/**
* The return value of all these, if not null, should be
* released as needed by the caller using g_object_unref.
*/
static GdkPixbuf* ImageToPixbuf(
imgIContainer* aImage,
const mozilla::Maybe<nsIntSize>& aOverrideSize = mozilla::Nothing());
static GdkPixbuf* SourceSurfaceToPixbuf(SourceSurface* aSurface,
int32_t aWidth, int32_t aHeight);
private:
~nsImageToPixbuf() = default;
};
#endif