gecko-dev/gfx/layers/basic/TextureClientX11.h

68 lines
1.9 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// * 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 MOZILLA_GFX_TEXTURECLIENT_X11_H
#define MOZILLA_GFX_TEXTURECLIENT_X11_H
#include "mozilla/layers/TextureClient.h"
#include "ISurfaceAllocator.h" // For IsSurfaceDescriptorValid
#include "mozilla/layers/ShadowLayerUtilsX11.h"
namespace mozilla {
namespace layers {
/**
* A TextureClient implementation based on Xlib.
*/
class TextureClientX11
: public TextureClient,
public TextureClientSurface,
public TextureClientDrawTarget
{
public:
TextureClientX11(gfx::SurfaceFormat format, TextureFlags aFlags = TEXTURE_FLAGS_DEFAULT);
~TextureClientX11();
// TextureClient
TextureClientSurface* AsTextureClientSurface() MOZ_OVERRIDE { return this; }
TextureClientDrawTarget* AsTextureClientDrawTarget() MOZ_OVERRIDE { return this; }
bool IsAllocated() const MOZ_OVERRIDE;
bool ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor) MOZ_OVERRIDE;
TextureClientData* DropTextureData() MOZ_OVERRIDE;
gfx::IntSize GetSize() const {
return mSize;
}
bool Lock(OpenMode aMode) MOZ_OVERRIDE;
void Unlock() MOZ_OVERRIDE;
bool IsLocked() const MOZ_OVERRIDE { return mLocked; }
// TextureClientSurface
bool UpdateSurface(gfxASurface* aSurface) MOZ_OVERRIDE;
already_AddRefed<gfxASurface> GetAsSurface() MOZ_OVERRIDE;
bool AllocateForSurface(gfx::IntSize aSize, TextureAllocationFlags flags) MOZ_OVERRIDE;
// TextureClientDrawTarget
TemporaryRef<gfx::DrawTarget> GetAsDrawTarget() MOZ_OVERRIDE;
gfx::SurfaceFormat GetFormat() const {
return mFormat;
}
private:
gfx::SurfaceFormat mFormat;
gfx::IntSize mSize;
RefPtr<gfxXlibSurface> mSurface;
bool mLocked;
};
} // namespace layers
} // namespace mozilla
#endif