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 36namespace WebCore { 37 38TransformationMatrix::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 58AffineTransform::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