18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2008 Apple Inc. All rights reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#ifndef CSSImageGeneratorValue_h 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#define CSSImageGeneratorValue_h 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "CSSValue.h" 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "IntSizeHash.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/HashMap.h> 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/HashCountedSet.h> 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/RefPtr.h> 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectclass Image; 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectclass StyleGeneratedImage; 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectclass RenderObject; 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectclass CSSImageGeneratorValue : public CSSValue { 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectpublic: 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual ~CSSImageGeneratorValue(); 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void addClient(RenderObject*, const IntSize&); 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void removeClient(RenderObject*); 472fc2651226baac27029e38c9d6ef883fa32084dbSteve Block virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) = 0; 488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project StyleGeneratedImage* generatedImage(); 508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool isFixedSize() const { return false; } 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual IntSize fixedSize(const RenderObject*) { return IntSize(); } 538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectprotected: 558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project CSSImageGeneratorValue(); 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Image* getImage(RenderObject*, const IntSize&); 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project void putImage(const IntSize&, PassRefPtr<Image>); 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 60231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block typedef pair<IntSize, int> SizeCountPair; 61231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block typedef HashMap<RenderObject*, SizeCountPair> RenderObjectSizeCountMap; 62231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project HashCountedSet<IntSize> m_sizes; // A count of how many times a given image size is in use. 64231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block RenderObjectSizeCountMap m_clients; // A map from RenderObjects (with entry count) to image sizes. 658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project HashMap<IntSize, RefPtr<Image> > m_images; // A cache of Image objects by image size. 668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project RefPtr<StyleGeneratedImage> m_image; 688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project bool m_accessedImage; 698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectprivate: 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project virtual bool isImageGeneratorValue() const { return true; } 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project}; 738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace WebCore 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif // CSSImageGeneratorValue_h 77