gecko-dev/gfx/layers/d3d9/ContainerLayerD3D9.h
Chris Lord 7874452a54 Bug 785333 - Add ContainerLayer::RepositionChild. r=bas
Add a function that can be used to quickly reposition a layer child, rather
than forcing removal/insertion and the extra work that can involve.
2012-08-29 11:52:55 +01:00

107 lines
3.2 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GFX_CONTAINERLAYERD3D9_H
#define GFX_CONTAINERLAYERD3D9_H
#include "Layers.h"
#include "LayerManagerD3D9.h"
namespace mozilla {
namespace layers {
template<class Container>
static void ContainerInsertAfter(Container* aContainer, Layer* aChild, Layer* aAfter);
template<class Container>
static void ContainerRemoveChild(Container* aContainer, Layer* aChild);
template<class Container>
static void ContainerRepositionChild(Container* aContainer, Layer* aChild, Layer* aAfter);
template<class Container>
static void ContainerRender(Container* aContainer, LayerManagerD3D9* aManager);
class ContainerLayerD3D9 : public ContainerLayer,
public LayerD3D9
{
template<class Container>
friend void ContainerInsertAfter(Container* aContainer, Layer* aChild, Layer* aAfter);
template<class Container>
friend void ContainerRemoveChild(Container* aContainer, Layer* aChild);
template<class Container>
friend void ContainerRepositionChild(Container* aContainer, Layer* aChild, Layer* aAfter);
template<class Container>
friend void ContainerRender(Container* aContainer, LayerManagerD3D9* aManager);
public:
ContainerLayerD3D9(LayerManagerD3D9 *aManager);
~ContainerLayerD3D9();
nsIntRect GetVisibleRect() { return mVisibleRegion.GetBounds(); }
/* ContainerLayer implementation */
virtual void InsertAfter(Layer* aChild, Layer* aAfter);
virtual void RemoveChild(Layer* aChild);
virtual void RepositionChild(Layer* aChild, Layer* aAfter);
/* LayerD3D9 implementation */
Layer* GetLayer();
LayerD3D9* GetFirstChildD3D9();
bool IsEmpty();
void RenderLayer();
virtual void LayerManagerDestroyed();
virtual void ComputeEffectiveTransforms(const gfx3DMatrix& aTransformToSurface)
{
DefaultComputeEffectiveTransforms(aTransformToSurface);
}
};
class ShadowContainerLayerD3D9 : public ShadowContainerLayer,
public LayerD3D9
{
template<class Container>
friend void ContainerInsertAfter(Container* aContainer, Layer* aChild, Layer* aAfter);
template<class Container>
friend void ContainerRemoveChild(Container* aContainer, Layer* aChild);
template<class Container>
friend void ContainerRepositionChild(Container* aContainer, Layer* aChild, Layer* aAfter);
template<class Container>
friend void ContainerRender(Container* aContainer, LayerManagerD3D9* aManager);
public:
ShadowContainerLayerD3D9(LayerManagerD3D9 *aManager);
~ShadowContainerLayerD3D9();
void InsertAfter(Layer* aChild, Layer* aAfter);
void RemoveChild(Layer* aChild);
void RepositionChild(Layer* aChild, Layer* aAfter);
// LayerD3D9 Implementation
virtual Layer* GetLayer() { return this; }
virtual void Destroy();
LayerD3D9* GetFirstChildD3D9();
virtual void RenderLayer();
virtual void ComputeEffectiveTransforms(const gfx3DMatrix& aTransformToSurface)
{
DefaultComputeEffectiveTransforms(aTransformToSurface);
}
};
} /* layers */
} /* mozilla */
#endif /* GFX_CONTAINERLAYERD3D9_H */