Raster: Allow a RasterSource to specify its color space

cc/playback/display_item_list.h

 // Copyright 2014 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 CC_PLAYBACK_DISPLAY_ITEM_LIST_H_
 #define CC_PLAYBACK_DISPLAY_ITEM_LIST_H_
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/trace_event/trace_event.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/contiguous_container.h"
 #include "cc/base/rtree.h"
 #include "cc/playback/discardable_image_map.h"
 #include "cc/playback/display_item.h"
 #include "cc/playback/display_item_list_settings.h"
 #include "third_party/skia/include/core/SkPicture.h"
+#include "ui/gfx/color_space.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 
 class SkCanvas;
 
 namespace cc {
 class ClientPictureCache;
 class DisplayItem;
 
 namespace proto {
@@ skipping 101 matching lines @@
   }
 
   // Called after all items are appended, to process the items and, if
   // applicable, create an internally cached SkPicture.
   void Finalize();
 
   void SetIsSuitableForGpuRasterization(bool is_suitable) {
     inputs_.all_items_are_suitable_for_gpu_rasterization = is_suitable;
   }
   bool IsSuitableForGpuRasterization() const;
+
+  void SetImpliedColorSpace(const gfx::ColorSpace& implied_color_space) {
+    inputs_.implied_color_space_specified = true;
+    inputs_.implied_color_space = implied_color_space;
+  }
+  bool HasImpliedColorSpace() const {
+    return inputs_.implied_color_space_specified;
+  }
+  const gfx::ColorSpace& GetImpliedColorSpace() const {
+    return inputs_.implied_color_space;
+  }
+
   int ApproximateOpCount() const;
   size_t ApproximateMemoryUsage() const;
   bool ShouldBeAnalyzedForSolidColor() const;
 
   std::unique_ptr<base::trace_event::ConvertableToTraceFormat> AsValue(
       bool include_items) const;
 
   void EmitTraceSnapshot() const;
 
   void GenerateDiscardableImagesMetadata();
@@ skipping 53 matching lines @@
     ContiguousContainer<DisplayItem> items;
     // The visual rects associated with each of the display items in the
     // display item list. There is one rect per display item, and the
     // position in |visual_rects| matches the position of the item in
     // |items| . These rects are intentionally kept separate
     // because they are not needed while walking the |items| for raster.
     std::vector<gfx::Rect> visual_rects;
     std::vector<size_t> begin_item_indices;
     const DisplayItemListSettings settings;
     bool all_items_are_suitable_for_gpu_rasterization = true;
+    bool implied_color_space_specified = false;
+    gfx::ColorSpace implied_color_space;
   };
 
   Inputs inputs_;
 
   friend class base::RefCountedThreadSafe<DisplayItemList>;
   FRIEND_TEST_ALL_PREFIXES(DisplayItemListTest, ApproximateMemoryUsage);
   DISALLOW_COPY_AND_ASSIGN(DisplayItemList);
 };
 
 }  // namespace cc
 
 #endif  // CC_PLAYBACK_DISPLAY_ITEM_LIST_H_