165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch/* 265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) 365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * Redistribution and use in source and binary forms, with or without 565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * modification, are permitted provided that the following conditions 665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * are met: 765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 1. Redistributions of source code must retain the above copyright 865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * notice, this list of conditions and the following disclaimer. 965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 2. Redistributions in binary form must reproduce the above copyright 1065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * notice, this list of conditions and the following disclaimer in the 1165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * documentation and/or other materials provided with the distribution. 1265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 1365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 1465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 1565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 1765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 1965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 2265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 2365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * THE POSSIBILITY OF SUCH DAMAGE. 2465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch */ 2565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 2665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#ifndef TiledDrawingAreaTile_h 2765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#define TiledDrawingAreaTile_h 2865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 2965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include "IntPoint.h" 3065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include "IntPointHash.h" 3165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include "IntRect.h" 3265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include "GraphicsContext.h" 3365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include <wtf/PassRefPtr.h> 3465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include <wtf/RefCounted.h> 3565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 3665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#if PLATFORM(QT) 3765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include <QPixmap> 3865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include <QRegion> 3965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#endif 4065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 4165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochnamespace WebKit { 4265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 4365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochclass TiledDrawingAreaProxy; 4465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochclass UpdateChunk; 4565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 4665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochclass TiledDrawingAreaTile : public RefCounted<TiledDrawingAreaTile> { 4765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochpublic: 4865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch typedef WebCore::IntPoint Coordinate; 4965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 5065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch static PassRefPtr<TiledDrawingAreaTile> create(TiledDrawingAreaProxy* proxy, const Coordinate& tileCoordinate) { return adoptRef(new TiledDrawingAreaTile(proxy, tileCoordinate)); } 5165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ~TiledDrawingAreaTile(); 5265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 5365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch bool isDirty() const; 5465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch void invalidate(const WebCore::IntRect&); 5565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch void updateBackBuffer(); 5665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch bool hasReadyBackBuffer() const; 5765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch void swapBackBufferToFront(); 5865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch bool isReadyToPaint() const; 5965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch void paint(WebCore::GraphicsContext*, const WebCore::IntRect&); 6065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch bool hasBackBufferUpdatePending() const { return m_hasUpdatePending; } 6165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 6265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch const TiledDrawingAreaTile::Coordinate& coordinate() const { return m_coordinate; } 6365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch const WebCore::IntRect& rect() const { return m_rect; } 6465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch void resize(const WebCore::IntSize&); 6565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 6665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch void updateFromChunk(UpdateChunk* updateChunk, float); 6765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 6865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int ID() const { return m_ID; } 6965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 7065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochprivate: 7165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch TiledDrawingAreaTile(TiledDrawingAreaProxy* proxy, const TiledDrawingAreaTile::Coordinate& tileCoordinate); 7265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 7365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch TiledDrawingAreaProxy* m_proxy; 7465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch Coordinate m_coordinate; 7565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch WebCore::IntRect m_rect; 7665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 7765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int m_ID; 7865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch bool m_hasUpdatePending; 7965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 8065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#if PLATFORM(QT) 8165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch QPixmap m_buffer; 8265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch QPixmap m_backBuffer; 8365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch QRegion m_dirtyRegion; 8465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#endif 8565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch}; 8665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 8765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 8865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 8965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#endif 90