cc/layers/io_surface_layer.h

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CC_LAYERS_IO_SURFACE_LAYER_H_
   6 #define CC_LAYERS_IO_SURFACE_LAYER_H_
   7
   8 #include "cc/base/cc_export.h"
   9 #include "cc/layers/layer.h"
  10
  11 namespace cc {
  12
  13 class CC_EXPORT IOSurfaceLayer : public Layer {
  14  public:
  15   static scoped_refptr<IOSurfaceLayer> Create();
  16
  17   void SetIOSurfaceProperties(uint32_t io_surface_id, const gfx::Size& size);
  18
  19   scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
  20   void PushPropertiesTo(LayerImpl* layer) override;
  21   bool Update(ResourceUpdateQueue* queue,
  22               const OcclusionTracker<Layer>* occlusion) override;
  23
  24  protected:
  25   bool HasDrawableContent() const override;
  26   IOSurfaceLayer();
  27
  28  private:
  29   ~IOSurfaceLayer() override;
  30
  31   uint32_t io_surface_id_;
  32   gfx::Size io_surface_size_;
  33
  34   DISALLOW_COPY_AND_ASSIGN(IOSurfaceLayer);
  35 };
  36
  37 }  // namespace cc
  38 #endif  // CC_LAYERS_IO_SURFACE_LAYER_H_