1 /* 2 * Copyright 2010, The Android Open Source Project 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef CachedLayer_H 27 #define CachedLayer_H 28 29 #include "CachedDebug.h" 30 #include "IntRect.h" 31 32 class SkPicture; 33 34 namespace WebCore { 35 class LayerAndroid; 36 } 37 38 using namespace WebCore; 39 40 namespace android { 41 42 class CachedLayer { 43 public: 44 #if USE(ACCELERATED_COMPOSITING) 45 bool operator<(const CachedLayer& l) const { 46 return mCachedNodeIndex < l.mCachedNodeIndex; 47 } 48 // FIXME: adjustBounds should be renamed globalBounds or toGlobal 49 IntRect adjustBounds(const LayerAndroid* root, const IntRect& bounds) const; cachedNodeIndex()50 int cachedNodeIndex() const { return mCachedNodeIndex; } getOffset()51 const IntPoint& getOffset() const { return mOffset; } 52 const LayerAndroid* layer(const LayerAndroid* root) const; 53 IntRect localBounds(const IntRect& bounds) const; 54 SkPicture* picture(const LayerAndroid* root) const; reset()55 void reset() { mLayer = 0; } setCachedNodeIndex(int index)56 void setCachedNodeIndex(int index) { mCachedNodeIndex = index; } setOffset(const IntPoint & offset)57 void setOffset(const IntPoint& offset) { mOffset = offset; } setUniqueId(int uniqueId)58 void setUniqueId(int uniqueId) { mUniqueId = uniqueId; } uniqueId()59 int uniqueId() const { return mUniqueId; } 60 private: 61 int mCachedNodeIndex; 62 mutable const LayerAndroid* mLayer; 63 IntPoint mOffset; 64 int mUniqueId; 65 66 #if DUMP_NAV_CACHE 67 public: 68 class Debug { 69 public: 70 CachedLayer* base() const; 71 void print() const; 72 static void printLayerAndroid(const LayerAndroid* ); 73 static void printRootLayerAndroid(const LayerAndroid* ); 74 static int spaces; 75 } mDebug; 76 #endif 77 #endif // USE(ACCELERATED_COMPOSITING) 78 }; 79 80 } 81 82 #endif 83