1 // Copyright (c) 2008, Google Inc. 2 // All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 5 // modification, are permitted provided that the following conditions are 6 // met: 7 // 8 // * Redistributions of source code must retain the above copyright 9 // notice, this list of conditions and the following disclaimer. 10 // * Redistributions in binary form must reproduce the above 11 // copyright notice, this list of conditions and the following disclaimer 12 // in the documentation and/or other materials provided with the 13 // distribution. 14 // * Neither the name of Google Inc. nor the names of its 15 // contributors may be used to endorse or promote products derived from 16 // this software without specific prior written permission. 17 // 18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30 #include "config.h" 31 #include "AffineTransform.h" 32 #include "TransformationMatrix.h" 33 34 #include "SkiaUtils.h" 35 36 namespace WebCore { 37 38 TransformationMatrix::operator SkMatrix() const 39 { 40 SkMatrix result; 41 42 result.setScaleX(WebCoreDoubleToSkScalar(a())); 43 result.setSkewX(WebCoreDoubleToSkScalar(c())); 44 result.setTranslateX(WebCoreDoubleToSkScalar(e())); 45 46 result.setScaleY(WebCoreDoubleToSkScalar(d())); 47 result.setSkewY(WebCoreDoubleToSkScalar(b())); 48 result.setTranslateY(WebCoreDoubleToSkScalar(f())); 49 50 // FIXME: Set perspective properly. 51 result.setPerspX(0); 52 result.setPerspY(0); 53 result.set(SkMatrix::kMPersp2, SK_Scalar1); 54 55 return result; 56 } 57 58 AffineTransform::operator SkMatrix() const 59 { 60 SkMatrix result; 61 62 result.setScaleX(WebCoreDoubleToSkScalar(a())); 63 result.setSkewX(WebCoreDoubleToSkScalar(c())); 64 result.setTranslateX(WebCoreDoubleToSkScalar(e())); 65 66 result.setScaleY(WebCoreDoubleToSkScalar(d())); 67 result.setSkewY(WebCoreDoubleToSkScalar(b())); 68 result.setTranslateY(WebCoreDoubleToSkScalar(f())); 69 70 // FIXME: Set perspective properly. 71 result.setPerspX(0); 72 result.setPerspY(0); 73 result.set(SkMatrix::kMPersp2, SK_Scalar1); 74 75 return result; 76 } 77 78 } // namespace WebCore 79