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// Copyright 2013 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_LAYERS_UI_RESOURCE_LAYER_IMPL_H_
#define CC_LAYERS_UI_RESOURCE_LAYER_IMPL_H_
#include <string>
#include "cc/base/cc_export.h"
#include "cc/layers/layer_impl.h"
#include "cc/resources/resource_provider.h"
#include "cc/resources/ui_resource_client.h"
#include "ui/gfx/rect.h"
#include "ui/gfx/size.h"
namespace base {
class DictionaryValue;
}
namespace cc {
class CC_EXPORT UIResourceLayerImpl : public LayerImpl {
public:
static scoped_ptr<UIResourceLayerImpl> Create(LayerTreeImpl* tree_impl,
int id) {
return make_scoped_ptr(new UIResourceLayerImpl(tree_impl, id));
}
virtual ~UIResourceLayerImpl();
void SetUIResourceId(UIResourceId uid);
void SetImageBounds(const gfx::Size& image_bounds);
// Sets a UV transform to be used at draw time. Defaults to (0, 0) and (1, 1).
void SetUV(const gfx::PointF& top_left, const gfx::PointF& bottom_right);
// Sets an opacity value per vertex. It will be multiplied by the layer
// opacity value.
void SetVertexOpacity(const float vertex_opacity[4]);
virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl)
override;
virtual void PushPropertiesTo(LayerImpl* layer) override;
virtual bool WillDraw(DrawMode draw_mode,
ResourceProvider* resource_provider) override;
virtual void AppendQuads(RenderPass* render_pass,
const OcclusionTracker<LayerImpl>& occlusion_tracker,
AppendQuadsData* append_quads_data) override;
virtual base::DictionaryValue* LayerTreeAsJson() const override;
protected:
UIResourceLayerImpl(LayerTreeImpl* tree_impl, int id);
// The size of the resource bitmap in pixels.
gfx::Size image_bounds_;
UIResourceId ui_resource_id_;
gfx::PointF uv_top_left_;
gfx::PointF uv_bottom_right_;
float vertex_opacity_[4];
private:
virtual const char* LayerTypeAsString() const override;
DISALLOW_COPY_AND_ASSIGN(UIResourceLayerImpl);
};
} // namespace cc
#endif // CC_LAYERS_UI_RESOURCE_LAYER_IMPL_H_
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