gfx/layers/composite/ImageLayerComposite.h

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0 2 * This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 #ifndef GFX_ImageLayerComposite_H
michael@0 7 #define GFX_ImageLayerComposite_H
michael@0 8
michael@0 9 #include "GLTextureImage.h" // for TextureImage
michael@0 10 #include "ImageLayers.h" // for ImageLayer
michael@0 11 #include "mozilla/Attributes.h" // for MOZ_OVERRIDE
michael@0 12 #include "mozilla/RefPtr.h" // for RefPtr
michael@0 13 #include "mozilla/layers/LayerManagerComposite.h" // for LayerComposite, etc
michael@0 14 #include "mozilla/layers/LayersTypes.h" // for LayerRenderState, etc
michael@0 15 #include "nsISupportsImpl.h" // for TextureImage::AddRef, etc
michael@0 16 #include "nscore.h" // for nsACString
michael@0 17
michael@0 18 struct nsIntPoint;
michael@0 19 struct nsIntRect;
michael@0 20
michael@0 21 namespace mozilla {
michael@0 22 namespace layers {
michael@0 23
michael@0 24 class CompositableHost;
michael@0 25 class ImageHost;
michael@0 26 class Layer;
michael@0 27
michael@0 28 class ImageLayerComposite : public ImageLayer,
michael@0 29 public LayerComposite
michael@0 30 {
michael@0 31 typedef gl::TextureImage TextureImage;
michael@0 32
michael@0 33 public:
michael@0 34 ImageLayerComposite(LayerManagerComposite* aManager);
michael@0 35
michael@0 36 virtual ~ImageLayerComposite();
michael@0 37
michael@0 38 virtual LayerRenderState GetRenderState() MOZ_OVERRIDE;
michael@0 39
michael@0 40 virtual void Disconnect() MOZ_OVERRIDE;
michael@0 41
michael@0 42 virtual bool SetCompositableHost(CompositableHost* aHost) MOZ_OVERRIDE;
michael@0 43
michael@0 44 virtual Layer* GetLayer() MOZ_OVERRIDE;
michael@0 45
michael@0 46 virtual void RenderLayer(const nsIntRect& aClipRect);
michael@0 47
michael@0 48 virtual void ComputeEffectiveTransforms(const mozilla::gfx::Matrix4x4& aTransformToSurface) MOZ_OVERRIDE;
michael@0 49
michael@0 50 virtual void CleanupResources() MOZ_OVERRIDE;
michael@0 51
michael@0 52 CompositableHost* GetCompositableHost() MOZ_OVERRIDE;
michael@0 53
michael@0 54 virtual LayerComposite* AsLayerComposite() MOZ_OVERRIDE { return this; }
michael@0 55
michael@0 56 virtual const char* Name() const { return "ImageLayerComposite"; }
michael@0 57
michael@0 58 protected:
michael@0 59 virtual nsACString& PrintInfo(nsACString& aTo, const char* aPrefix) MOZ_OVERRIDE;
michael@0 60
michael@0 61 private:
michael@0 62 RefPtr<CompositableHost> mImageHost;
michael@0 63 };
michael@0 64
michael@0 65 } /* layers */
michael@0 66 } /* mozilla */
michael@0 67
michael@0 68 #endif /* GFX_ImageLayerComposite_H */

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