SVGTransformListParser.h (1512B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef DOM_SVG_SVGTRANSFORMLISTPARSER_H_ 8 #define DOM_SVG_SVGTRANSFORMLISTPARSER_H_ 9 10 #include "SVGDataParser.h" 11 #include "nsTArray.h" 12 13 //////////////////////////////////////////////////////////////////////// 14 // SVGTransformListParser: A simple recursive descent parser that builds 15 // transform lists from transform attributes. The grammar for path data 16 // can be found in SVG 1.1, chapter 7. 17 // http://www.w3.org/TR/SVG11/coords.html#TransformAttribute 18 19 namespace mozilla { 20 21 class SVGTransform; 22 23 class SVGTransformListParser : public SVGDataParser { 24 public: 25 explicit SVGTransformListParser(const nsAString& aValue) 26 : SVGDataParser(aValue) {} 27 28 bool Parse(); 29 30 const nsTArray<SVGTransform>& GetTransformList() const { return mTransforms; } 31 32 private: 33 // helpers 34 bool ParseArguments(float* aResult, uint32_t aMaxCount, 35 uint32_t* aParsedCount); 36 37 bool ParseTransforms(); 38 39 bool ParseTransform(); 40 41 bool ParseTranslate(); 42 bool ParseScale(); 43 bool ParseRotate(); 44 bool ParseSkewX(); 45 bool ParseSkewY(); 46 bool ParseMatrix(); 47 48 FallibleTArray<SVGTransform> mTransforms; 49 }; 50 51 } // namespace mozilla 52 53 #endif // DOM_SVG_SVGTRANSFORMLISTPARSER_H_