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-rw-r--r--gfx/2d/SourceSurfaceCairo.h70
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diff --git a/gfx/2d/SourceSurfaceCairo.h b/gfx/2d/SourceSurfaceCairo.h
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+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * 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 _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H
+#define _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H
+
+#include "2D.h"
+
+namespace mozilla {
+namespace gfx {
+
+class DrawTargetCairo;
+
+class SourceSurfaceCairo : public SourceSurface
+{
+public:
+ MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceCairo)
+ // Create a SourceSurfaceCairo. The surface will not be copied, but simply
+ // referenced.
+ // If aDrawTarget is non-nullptr, it is assumed that this is a snapshot source
+ // surface, and we'll call DrawTargetCairo::RemoveSnapshot(this) on it when
+ // we're destroyed.
+ SourceSurfaceCairo(cairo_surface_t* aSurface, const IntSize& aSize,
+ const SurfaceFormat& aFormat,
+ DrawTargetCairo* aDrawTarget = nullptr);
+ virtual ~SourceSurfaceCairo();
+
+ virtual SurfaceType GetType() const { return SurfaceType::CAIRO; }
+ virtual IntSize GetSize() const;
+ virtual SurfaceFormat GetFormat() const;
+ virtual already_AddRefed<DataSourceSurface> GetDataSurface();
+
+ cairo_surface_t* GetSurface() const;
+
+private: // methods
+ friend class DrawTargetCairo;
+ void DrawTargetWillChange();
+
+private: // data
+ IntSize mSize;
+ SurfaceFormat mFormat;
+ cairo_surface_t* mSurface;
+ DrawTargetCairo* mDrawTarget;
+};
+
+class DataSourceSurfaceCairo : public DataSourceSurface
+{
+public:
+ MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceCairo)
+ explicit DataSourceSurfaceCairo(cairo_surface_t* imageSurf);
+ virtual ~DataSourceSurfaceCairo();
+ virtual unsigned char *GetData();
+ virtual int32_t Stride();
+
+ virtual SurfaceType GetType() const { return SurfaceType::CAIRO_IMAGE; }
+ virtual IntSize GetSize() const;
+ virtual SurfaceFormat GetFormat() const;
+
+ cairo_surface_t* GetSurface() const;
+
+private:
+ cairo_surface_t* mImageSurface;
+};
+
+} // namespace gfx
+} // namespace mozilla
+
+#endif // _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H