1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SVG_SVGTRANSFORM_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SVG_SVGTRANSFORM_H 18 19 #include <map> 20 #include <vector> 21 22 #include "base/geometry/matrix4.h" 23 24 namespace OHOS::Ace { 25 26 struct TransformInfo { 27 Matrix4 matrix4; 28 Offset rotateCenter; 29 bool hasRotateCenter = false; 30 }; 31 32 class SvgTransform final { 33 public: 34 SvgTransform() = default; 35 ~SvgTransform() = default; 36 37 // input: "rotate(-10, 50, 100) translate(-36, 45.5) skewX(40) skewY(40) scale(1, 0.5) matrix(1, 2, 3, 4, 5, 6)" 38 static Matrix4 CreateMatrix4(const std::string& transform); 39 static TransformInfo CreateInfoFromString(const std::string& transform); 40 41 // input: "rotate(-10, 50, 100) translate(-36, 45.5) skewX(40) skewY(40) scale(1, 0.5) matrix(1, 2, 3, 4, 5, 6)" 42 // output: "{ { "rotate" : {-10, 50, 100} }, { "translate" : {-36, 45.5} }, { "skew" : {40, 50} }, 43 // { "scale", {1, 0.5} }, { "matrix", {1, 2, 3, 4, 5, 6} } }" 44 static std::map<std::string, std::vector<float>> CreateMap(const std::string& transform); 45 46 static TransformInfo CreateInfoFromMap(const std::map<std::string, std::vector<float>>& transform); 47 48 static bool SetProperty(const std::string& type, const std::vector<float>& from, const std::vector<float>& to, 49 double value, std::map<std::string, std::vector<float>>& transformAttrs); 50 51 static bool AlignmentValues(const std::string& type, std::vector<float>& from, std::vector<float>& to); 52 53 static bool AlignmentFrame(const std::string& type, std::vector<float>& frame); 54 }; 55 56 } // namespace OHOS::Ace 57 58 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SVG_SVGTRANSFORM_H 59