Move uncoupled code out of skia/ext/platform_device.h

skia/ext/platform_device.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SKIA_EXT_PLATFORM_DEVICE_H_
 #define SKIA_EXT_PLATFORM_DEVICE_H_
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <vector>
 #endif
 
-#include "third_party/skia/include/core/SkColor.h"
+#include "skia/ext/platform_surface.h"
 #include "third_party/skia/include/core/SkBitmapDevice.h"
 #include "third_party/skia/include/core/SkTypes.h"
 
 class SkMatrix;
-class SkMetaData;
 class SkPath;
 class SkRegion;
 
-#if defined(USE_CAIRO)
-typedef struct _cairo cairo_t;
-typedef struct _cairo_rectangle cairo_rectangle_t;
-#elif defined(OS_MACOSX)
-typedef struct CGContext* CGContextRef;
-typedef struct CGRect CGRect;
-#endif
-
 namespace skia {
 
 class PlatformDevice;
 
-#if defined(OS_WIN)
-typedef HDC PlatformSurface;
-typedef RECT PlatformRect;
-#elif defined(USE_CAIRO)
-typedef cairo_t* PlatformSurface;
-typedef cairo_rectangle_t PlatformRect;
-#elif defined(OS_MACOSX)
-typedef CGContextRef PlatformSurface;
-typedef CGRect PlatformRect;
-#else
-typedef void* PlatformSurface;
-typedef SkIRect* PlatformRect;
-#endif
-
 // The following routines provide accessor points for the functionality
 // exported by the various PlatformDevice ports.  
 // All calls to PlatformDevice::* should be routed through these 
 // helper functions.
 
 // Bind a PlatformDevice instance, |platform_device| to |device|.  Subsequent
 // calls to the functions exported below will forward the request to the
 // corresponding method on the bound PlatformDevice instance.    If no
 // PlatformDevice has been bound to the SkBaseDevice passed, then the 
 // routines are NOPS.
 SK_API void SetPlatformDevice(SkBaseDevice* device,
                               PlatformDevice* platform_device);
 SK_API PlatformDevice* GetPlatformDevice(SkBaseDevice* device);
 
 
 #if defined(OS_WIN)
 // Initializes the default settings and colors in a device context.
 SK_API void InitializeDC(HDC context);
-#elif defined(OS_MACOSX)
-// Returns the CGContext that backing the SkBaseDevice.  Forwards to the bound
-// PlatformDevice.  Returns NULL if no PlatformDevice is bound.
-SK_API CGContextRef GetBitmapContext(SkBaseDevice* device);
-#endif
-
-// Following routines are used in print preview workflow to mark the
-// preview metafile.
-SK_API SkMetaData& getMetaData(const SkCanvas& canvas);
-
-#if defined(OS_MACOSX)
-SK_API void SetIsPreviewMetafile(const SkCanvas& canvas, bool is_preview);
-SK_API bool IsPreviewMetafile(const SkCanvas& canvas);
 #endif
 
 // A SkBitmapDevice is basically a wrapper around SkBitmap that provides a 
 // surface for SkCanvas to draw into. PlatformDevice provides a surface 
 // Windows can also write to. It also provides functionality to play well 
 // with GDI drawing functions. This class is abstract and must be subclassed. 
 // It provides the basic interface to implement it either with or without 
 // a bitmap backend.
 //
 // PlatformDevice provides an interface which sub-classes of SkBaseDevice can 
@@ skipping 54 matching lines @@
   static void LoadTransformToDC(HDC dc, const SkMatrix& matrix);
 
   // Transforms SkPath's paths into a series of cubic path.
   static bool SkPathToCubicPaths(CubicPaths* paths, const SkPath& skpath);
 #endif
 };
 
 }  // namespace skia
 
 #endif  // SKIA_EXT_PLATFORM_DEVICE_H_