1 /* 2 * Copyright 2006, 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 #include "config.h" 27 #include "Pattern.h" 28 29 #include "android_graphics.h" 30 #include "GraphicsContext.h" 31 #include "SkBitmapRef.h" 32 #include "SkCanvas.h" 33 #include "SkColorShader.h" 34 #include "SkShader.h" 35 #include "SkPaint.h" 36 37 namespace WebCore { 38 39 static SkShader::TileMode toTileMode(bool doRepeat) { 40 return doRepeat ? SkShader::kRepeat_TileMode : SkShader::kClamp_TileMode; 41 } 42 43 void Pattern::platformDestroy() 44 { 45 m_pattern->safeUnref(); 46 m_pattern = 0; 47 } 48 49 SkShader* Pattern::platformPattern(const AffineTransform&) 50 { 51 if (m_pattern) 52 return m_pattern; 53 54 SkBitmapRef* ref = tileImage()->nativeImageForCurrentFrame(); 55 if (!ref) 56 return 0; 57 m_pattern = SkShader::CreateBitmapShader(ref->bitmap(), 58 toTileMode(m_repeatX), 59 toTileMode(m_repeatY)); 60 m_pattern->setLocalMatrix(m_patternSpaceTransformation); 61 return m_pattern; 62 } 63 64 void Pattern::setPlatformPatternSpaceTransform() 65 { 66 if (m_pattern) 67 m_pattern->setLocalMatrix(m_patternSpaceTransformation); 68 } 69 70 } //namespace 71