1 files changed, 71 insertions, 0 deletions
diff --git a/gfx/2d/SourceSurfaceCairo.h b/gfx/2d/SourceSurfaceCairo.h
new file mode 100644
index 0000000000..4fcdfa2de8
--- /dev/null
+++ b/gfx/2d/SourceSurfaceCairo.h
@@ -0,0 +1,71 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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, override)
+
+  // 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();
+
+  SurfaceType GetType() const override { return SurfaceType::CAIRO; }
+  IntSize GetSize() const override;
+  SurfaceFormat GetFormat() const override;
+  already_AddRefed<DataSourceSurface> GetDataSurface() override;
+
+  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, override)
+
+  explicit DataSourceSurfaceCairo(cairo_surface_t* imageSurf);
+  virtual ~DataSourceSurfaceCairo();
+  unsigned char* GetData() override;
+  int32_t Stride() override;
+
+  SurfaceType GetType() const override { return SurfaceType::CAIRO_IMAGE; }
+  IntSize GetSize() const override;
+  SurfaceFormat GetFormat() const override;
+
+  cairo_surface_t* GetSurface() const;
+
+ private:
+  cairo_surface_t* mImageSurface;
+};
+
+}  // namespace gfx
+}  // namespace mozilla
+
+#endif  // _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H