From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 gfx/2d/SourceSurfaceCairo.h | 70 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 gfx/2d/SourceSurfaceCairo.h

(limited to 'gfx/2d/SourceSurfaceCairo.h')

diff --git a/gfx/2d/SourceSurfaceCairo.h b/gfx/2d/SourceSurfaceCairo.h
new file mode 100644
index 000000000..428c75957
--- /dev/null
+++ b/gfx/2d/SourceSurfaceCairo.h
@@ -0,0 +1,70 @@
+/* -*- 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
-- 
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