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/geometry/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   ~IOSurfaceLayerImpl() override;
  23
  24   void SetIOSurfaceProperties(unsigned io_surface_id, const gfx::Size& size);
  25
  26   scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
  27   void PushPropertiesTo(LayerImpl* layer_tree_impl) override;
  28
  29   void AppendQuads(RenderPass* render_pass,
  30                    AppendQuadsData* append_quads_data) override;
  31
  32   bool WillDraw(DrawMode draw_mode,
  33                 ResourceProvider* resource_provider) override;
  34   void ReleaseResources() override;
  35
  36  private:
  37   IOSurfaceLayerImpl(LayerTreeImpl* tree_impl, int id);
  38
  39   void DestroyResource();
  40
  41   const char* LayerTypeAsString() const override;
  42
  43   unsigned io_surface_id_;
  44   gfx::Size io_surface_size_;
  45   bool io_surface_changed_;
  46   unsigned io_surface_resource_id_;
  47
  48   DISALLOW_COPY_AND_ASSIGN(IOSurfaceLayerImpl);
  49 };
  50
  51 }  // namespace cc
  52
  53 #endif  // CC_LAYERS_IO_SURFACE_LAYER_IMPL_H_