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gfx/layers/client/SimpleTiledContentClient.h@b8a032363ba2 (annotated)

gfx/layers/client/SimpleTiledContentClient.h

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

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 MOZILLA_GFX_SIMPLETILEDCONTENTCLIENT_H
michael@0	7	#define MOZILLA_GFX_SIMPLETILEDCONTENTCLIENT_H
michael@0	8
michael@0	9	// We include this header here so that we don't need to
michael@0	10	// duplicate BasicTiledLayerPaintData
michael@0	11	#include "TiledContentClient.h"
michael@0	12
michael@0	13	#include "SharedBuffer.h"
michael@0	14
michael@0	15	namespace mozilla {
michael@0	16	namespace layers {
michael@0	17
michael@0	18	class ClientTiledThebesLayer;
michael@0	19
michael@0	20	class SimpleTiledLayerTile;
michael@0	21	class SimpleTiledLayerBuffer;
michael@0	22	class SimpleClientTiledThebesLayer;
michael@0	23	class SimpleTiledLayerBuffer;
michael@0	24
michael@0	25	#define GFX_SIMP_TILEDLAYER_DEBUG_OVERLAY
michael@0	26
michael@0	27	struct SimpleTiledLayerTile
michael@0	28	{
michael@0	29	RefPtr<TextureClient> mTileBuffer;
michael@0	30	RefPtr<ClientLayerManager> mManager;
michael@0	31	nsRefPtr<SharedBuffer> mCachedBuffer;
michael@0	32	TimeStamp mLastUpdate;
michael@0	33
michael@0	34	SimpleTiledLayerTile() { }
michael@0	35
michael@0	36	SimpleTiledLayerTile(ClientLayerManager *aManager, TextureClient *aBuffer)
michael@0	37	: mTileBuffer(aBuffer)
michael@0	38	, mManager(aManager)
michael@0	39	{ }
michael@0	40
michael@0	41	bool operator== (const SimpleTiledLayerTile& o) const
michael@0	42	{
michael@0	43	return mTileBuffer == o.mTileBuffer;
michael@0	44	}
michael@0	45
michael@0	46	bool operator!= (const SimpleTiledLayerTile& o) const
michael@0	47	{
michael@0	48	return mTileBuffer != o.mTileBuffer;
michael@0	49	}
michael@0	50
michael@0	51	void SetLayerManager(ClientLayerManager *aManager)
michael@0	52	{
michael@0	53	mManager = aManager;
michael@0	54	}
michael@0	55
michael@0	56	bool IsPlaceholderTile()
michael@0	57	{
michael@0	58	return mTileBuffer == nullptr;
michael@0	59	}
michael@0	60
michael@0	61	TileDescriptor GetTileDescriptor()
michael@0	62	{
michael@0	63	if (mTileBuffer)
michael@0	64	return TexturedTileDescriptor(nullptr, mTileBuffer->GetIPDLActor(), 0);
michael@0	65
michael@0	66	NS_NOTREACHED("Unhandled SimpleTiledLayerTile type");
michael@0	67	return PlaceholderTileDescriptor();
michael@0	68	}
michael@0	69
michael@0	70	void Release()
michael@0	71	{
michael@0	72	mTileBuffer = nullptr;
michael@0	73	mCachedBuffer = nullptr;
michael@0	74	}
michael@0	75	};
michael@0	76
michael@0	77	class SimpleTiledLayerBuffer
michael@0	78	: public TiledLayerBuffer<SimpleTiledLayerBuffer, SimpleTiledLayerTile>
michael@0	79	{
michael@0	80	friend class TiledLayerBuffer<SimpleTiledLayerBuffer, SimpleTiledLayerTile>;
michael@0	81
michael@0	82	public:
michael@0	83	SimpleTiledLayerBuffer(SimpleClientTiledThebesLayer* aThebesLayer,
michael@0	84	CompositableClient* aCompositableClient,
michael@0	85	ClientLayerManager* aManager)
michael@0	86	: mThebesLayer(aThebesLayer)
michael@0	87	, mCompositableClient(aCompositableClient)
michael@0	88	, mManager(aManager)
michael@0	89	, mLastPaintOpaque(false)
michael@0	90	{}
michael@0	91
michael@0	92	SimpleTiledLayerBuffer()
michael@0	93	: mLastPaintOpaque(false)
michael@0	94	{}
michael@0	95
michael@0	96	void PaintThebes(const nsIntRegion& aNewValidRegion,
michael@0	97	const nsIntRegion& aPaintRegion,
michael@0	98	LayerManager::DrawThebesLayerCallback aCallback,
michael@0	99	void* aCallbackData);
michael@0	100
michael@0	101	SurfaceDescriptorTiles GetSurfaceDescriptorTiles();
michael@0	102
michael@0	103	void Release() {
michael@0	104	for (size_t i = 0; i < mRetainedTiles.Length(); i++) {
michael@0	105	mRetainedTiles[i].Release();
michael@0	106	}
michael@0	107	}
michael@0	108
michael@0	109	const CSSToParentLayerScale& GetFrameResolution() const { return mFrameResolution; }
michael@0	110	void SetFrameResolution(const CSSToParentLayerScale& aResolution) { mFrameResolution = aResolution; }
michael@0	111
michael@0	112	bool HasFormatChanged() const;
michael@0	113	private:
michael@0	114	SimpleClientTiledThebesLayer* mThebesLayer;
michael@0	115	CompositableClient* mCompositableClient;
michael@0	116	ClientLayerManager* mManager;
michael@0	117	LayerManager::DrawThebesLayerCallback mCallback;
michael@0	118	void* mCallbackData;
michael@0	119	CSSToParentLayerScale mFrameResolution;
michael@0	120	bool mLastPaintOpaque;
michael@0	121
michael@0	122	gfxContentType GetContentType() const;
michael@0	123
michael@0	124	SimpleTiledLayerTile ValidateTile(SimpleTiledLayerTile aTile,
michael@0	125	const nsIntPoint& aTileOrigin,
michael@0	126	const nsIntRegion& aDirtyRect);
michael@0	127
michael@0	128	SimpleTiledLayerTile GetPlaceholderTile() const { return SimpleTiledLayerTile(); }
michael@0	129
michael@0	130	void ReleaseTile(SimpleTiledLayerTile aTile) { aTile.Release(); }
michael@0	131
michael@0	132	void SwapTiles(SimpleTiledLayerTile& aTileA, SimpleTiledLayerTile& aTileB) { std::swap(aTileA, aTileB); }
michael@0	133	};
michael@0	134
michael@0	135	class SimpleTiledContentClient : public CompositableClient
michael@0	136	{
michael@0	137	friend class SimpleClientTiledThebesLayer;
michael@0	138
michael@0	139	public:
michael@0	140	SimpleTiledContentClient(SimpleClientTiledThebesLayer* aThebesLayer,
michael@0	141	ClientLayerManager* aManager);
michael@0	142
michael@0	143	~SimpleTiledContentClient();
michael@0	144
michael@0	145	virtual TextureInfo GetTextureInfo() const MOZ_OVERRIDE
michael@0	146	{
michael@0	147	return TextureInfo(BUFFER_SIMPLE_TILED);
michael@0	148	}
michael@0	149
michael@0	150	void UseTiledLayerBuffer();
michael@0	151
michael@0	152	private:
michael@0	153	SimpleTiledLayerBuffer mTiledBuffer;
michael@0	154	};
michael@0	155
michael@0	156	class SimpleClientTiledThebesLayer : public ThebesLayer,
michael@0	157	public ClientLayer
michael@0	158	{
michael@0	159	typedef ThebesLayer Base;
michael@0	160
michael@0	161	public:
michael@0	162	SimpleClientTiledThebesLayer(ClientLayerManager* const aManager);
michael@0	163	~SimpleClientTiledThebesLayer();
michael@0	164
michael@0	165	// Thebes Layer
michael@0	166	virtual Layer* AsLayer() { return this; }
michael@0	167	virtual void InvalidateRegion(const nsIntRegion& aRegion) {
michael@0	168	mInvalidRegion.Or(mInvalidRegion, aRegion);
michael@0	169	mValidRegion.Sub(mValidRegion, aRegion);
michael@0	170	}
michael@0	171
michael@0	172	// Shadow methods
michael@0	173	virtual void FillSpecificAttributes(SpecificLayerAttributes& aAttrs);
michael@0	174	virtual ShadowableLayer* AsShadowableLayer() { return this; }
michael@0	175
michael@0	176	virtual void Disconnect() { ClientLayer::Disconnect(); }
michael@0	177
michael@0	178	virtual void RenderLayer();
michael@0	179
michael@0	180	protected:
michael@0	181	ClientLayerManager* ClientManager() { return static_cast<ClientLayerManager*>(mManager); }
michael@0	182
michael@0	183	RefPtr<SimpleTiledContentClient> mContentClient;
michael@0	184	};
michael@0	185
michael@0	186	} // mozilla
michael@0	187	} // layers
michael@0	188
michael@0	189	#endif