| /* |
| * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef SVGTransform_h |
| #define SVGTransform_h |
| |
| #include "core/svg/properties/SVGProperty.h" |
| #include "platform/geometry/FloatPoint.h" |
| #include "platform/transforms/AffineTransform.h" |
| #include "wtf/text/WTFString.h" |
| |
| namespace blink { |
| |
| class FloatSize; |
| class SVGTransformTearOff; |
| |
| enum SVGTransformType { |
| SVG_TRANSFORM_UNKNOWN = 0, |
| SVG_TRANSFORM_MATRIX = 1, |
| SVG_TRANSFORM_TRANSLATE = 2, |
| SVG_TRANSFORM_SCALE = 3, |
| SVG_TRANSFORM_ROTATE = 4, |
| SVG_TRANSFORM_SKEWX = 5, |
| SVG_TRANSFORM_SKEWY = 6 |
| }; |
| |
| class SVGTransform final : public SVGPropertyBase { |
| public: |
| typedef SVGTransformTearOff TearOffType; |
| |
| enum ConstructionMode { |
| ConstructIdentityTransform, |
| ConstructZeroTransform |
| }; |
| |
| static SVGTransform* create() |
| { |
| return new SVGTransform(); |
| } |
| |
| static SVGTransform* create(SVGTransformType type, ConstructionMode mode = ConstructIdentityTransform) |
| { |
| return new SVGTransform(type, mode); |
| } |
| |
| static SVGTransform* create(const AffineTransform& affineTransform) |
| { |
| return new SVGTransform(affineTransform); |
| } |
| |
| ~SVGTransform() override; |
| |
| SVGTransform* clone() const; |
| SVGPropertyBase* cloneForAnimation(const String&) const override; |
| |
| SVGTransformType transformType() const { return m_transformType; } |
| |
| const AffineTransform& matrix() const { return m_matrix; } |
| |
| // |onMatrixChange| must be called after modifications via |mutableMatrix|. |
| AffineTransform* mutableMatrix() { return &m_matrix; } |
| void onMatrixChange(); |
| |
| float angle() const { return m_angle; } |
| FloatPoint rotationCenter() const { return m_center; } |
| |
| void setMatrix(const AffineTransform&); |
| void setTranslate(float tx, float ty); |
| void setScale(float sx, float sy); |
| void setRotate(float angle, float cx, float cy); |
| void setSkewX(float angle); |
| void setSkewY(float angle); |
| |
| // Internal use only (animation system) |
| FloatPoint translate() const; |
| FloatSize scale() const; |
| |
| String valueAsString() const override; |
| |
| void add(SVGPropertyBase*, SVGElement*) override; |
| void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, SVGPropertyBase* from, SVGPropertyBase* to, SVGPropertyBase* toAtEndOfDurationValue, SVGElement* contextElement) override; |
| float calculateDistance(SVGPropertyBase* to, SVGElement* contextElement) override; |
| |
| static AnimatedPropertyType classType() { return AnimatedTransform; } |
| AnimatedPropertyType type() const override { return classType(); } |
| |
| private: |
| SVGTransform(); |
| SVGTransform(SVGTransformType, ConstructionMode); |
| explicit SVGTransform(const AffineTransform&); |
| SVGTransform(SVGTransformType, float, const FloatPoint&, const AffineTransform&); |
| |
| SVGTransformType m_transformType; |
| float m_angle; |
| FloatPoint m_center; |
| AffineTransform m_matrix; |
| }; |
| |
| } // namespace blink |
| |
| #endif // SVGTransform_h |