cc/layers/io_surface_layer_impl.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_IMPL_H_
   6 #define CC_LAYERS_IO_SURFACE_LAYER_IMPL_H_
   7
   8 #include <string>
   9
  10 #include "cc/base/cc_export.h"
  11 #include "cc/layers/layer_impl.h"
  12 #include "ui/gfx/size.h"
  13
  14 namespace cc {
  15
  16 class CC_EXPORT IOSurfaceLayerImpl : public LayerImpl {
  17  public:
  18   static scoped_ptr<IOSurfaceLayerImpl> Create(LayerTreeImpl* tree_impl,
  19                                                int id) {
  20     return make_scoped_ptr(new IOSurfaceLayerImpl(tree_impl, id));
  21   }
  22   virtual ~IOSurfaceLayerImpl();
  23
  24   void SetIOSurfaceProperties(unsigned io_surface_id, const gfx::Size& size);
  25
  26   virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl)
  27       OVERRIDE;
  28   virtual void PushPropertiesTo(LayerImpl* layer_tree_impl) OVERRIDE;
  29
  30   virtual void AppendQuads(RenderPass* render_pass,
  31                            const OcclusionTracker<LayerImpl>& occlusion_tracker,
  32                            AppendQuadsData* append_quads_data) OVERRIDE;
  33
  34   virtual bool WillDraw(DrawMode draw_mode,
  35                         ResourceProvider* resource_provider) OVERRIDE;
  36   virtual void ReleaseResources() OVERRIDE;
  37
  38  private:
  39   IOSurfaceLayerImpl(LayerTreeImpl* tree_impl, int id);
  40
  41   void DestroyResource();
  42
  43   virtual const char* LayerTypeAsString() const OVERRIDE;
  44
  45   unsigned io_surface_id_;
  46   gfx::Size io_surface_size_;
  47   bool io_surface_changed_;
  48   unsigned io_surface_resource_id_;
  49
  50   DISALLOW_COPY_AND_ASSIGN(IOSurfaceLayerImpl);
  51 };
  52
  53 }  // namespace cc
  54
  55 #endif  // CC_LAYERS_IO_SURFACE_LAYER_IMPL_H_