/usr/include/thunderbird/ClientThebesLayer.h is in thunderbird-dev 1:24.4.0+build1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 | /* -*- Mode: C++; tab-width: 2; 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 GFX_CLIENTTHEBESLAYER_H
#define GFX_CLIENTTHEBESLAYER_H
#include "ClientLayerManager.h"
#include "ThebesLayerBuffer.h"
#include "mozilla/layers/ContentClient.h"
namespace mozilla {
namespace layers {
class ClientThebesLayer : public ThebesLayer,
public ClientLayer {
public:
typedef ThebesLayerBuffer::PaintState PaintState;
typedef ThebesLayerBuffer::ContentType ContentType;
ClientThebesLayer(ClientLayerManager* aLayerManager) :
ThebesLayer(aLayerManager, static_cast<ClientLayer*>(this)),
mContentClient(nullptr)
{
MOZ_COUNT_CTOR(ClientThebesLayer);
}
virtual ~ClientThebesLayer()
{
MOZ_COUNT_DTOR(ClientThebesLayer);
}
virtual void SetVisibleRegion(const nsIntRegion& aRegion)
{
NS_ASSERTION(ClientManager()->InConstruction(),
"Can only set properties in construction phase");
ThebesLayer::SetVisibleRegion(aRegion);
}
virtual void InvalidateRegion(const nsIntRegion& aRegion)
{
NS_ASSERTION(ClientManager()->InConstruction(),
"Can only set properties in construction phase");
mInvalidRegion.Or(mInvalidRegion, aRegion);
mInvalidRegion.SimplifyOutward(10);
mValidRegion.Sub(mValidRegion, mInvalidRegion);
}
virtual void RenderLayer();
virtual void ClearCachedResources()
{
if (mContentClient) {
mContentClient->Clear();
}
mValidRegion.SetEmpty();
DestroyBackBuffer();
}
virtual void FillSpecificAttributes(SpecificLayerAttributes& aAttrs)
{
aAttrs = ThebesLayerAttributes(GetValidRegion());
}
ClientLayerManager* ClientManager()
{
return static_cast<ClientLayerManager*>(mManager);
}
virtual Layer* AsLayer() { return this; }
virtual ShadowableLayer* AsShadowableLayer() { return this; }
virtual CompositableClient* GetCompositableClient() MOZ_OVERRIDE
{
return mContentClient;
}
virtual void Disconnect()
{
mContentClient = nullptr;
ClientLayer::Disconnect();
}
protected:
void
PaintBuffer(gfxContext* aContext,
const nsIntRegion& aRegionToDraw,
const nsIntRegion& aExtendedRegionToDraw,
const nsIntRegion& aRegionToInvalidate,
bool aDidSelfCopy);
void PaintThebes();
void DestroyBackBuffer()
{
mContentClient = nullptr;
}
RefPtr<ContentClient> mContentClient;
};
}
}
#endif
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