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| 1 /* | |
| 2 * Copyright (C) 2008 Apple Inc. 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 | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #ifndef CSSMatrix_h | |
| 27 #define CSSMatrix_h | |
| 28 | |
| 29 #include "bindings/core/v8/ScriptWrappable.h" | |
| 30 #include "platform/transforms/TransformationMatrix.h" | |
| 31 #include "wtf/text/WTFString.h" | |
| 32 #include <memory> | |
| 33 | |
| 34 namespace blink { | |
| 35 | |
| 36 class ExceptionState; | |
| 37 class ExecutionContext; | |
| 38 | |
| 39 class CSSMatrix final : public GarbageCollectedFinalized<CSSMatrix>, | |
| 40 public ScriptWrappable { | |
| 41 DEFINE_WRAPPERTYPEINFO(); | |
| 42 | |
| 43 public: | |
| 44 static CSSMatrix* create(const TransformationMatrix& m) { | |
| 45 return new CSSMatrix(m); | |
| 46 } | |
| 47 static CSSMatrix* create(ExecutionContext*, const String&, ExceptionState&); | |
| 48 | |
| 49 double a() const { return m_matrix->a(); } | |
| 50 double b() const { return m_matrix->b(); } | |
| 51 double c() const { return m_matrix->c(); } | |
| 52 double d() const { return m_matrix->d(); } | |
| 53 double e() const { return m_matrix->e(); } | |
| 54 double f() const { return m_matrix->f(); } | |
| 55 | |
| 56 void setA(double f) { m_matrix->setA(f); } | |
| 57 void setB(double f) { m_matrix->setB(f); } | |
| 58 void setC(double f) { m_matrix->setC(f); } | |
| 59 void setD(double f) { m_matrix->setD(f); } | |
| 60 void setE(double f) { m_matrix->setE(f); } | |
| 61 void setF(double f) { m_matrix->setF(f); } | |
| 62 | |
| 63 double m11() const { return m_matrix->m11(); } | |
| 64 double m12() const { return m_matrix->m12(); } | |
| 65 double m13() const { return m_matrix->m13(); } | |
| 66 double m14() const { return m_matrix->m14(); } | |
| 67 double m21() const { return m_matrix->m21(); } | |
| 68 double m22() const { return m_matrix->m22(); } | |
| 69 double m23() const { return m_matrix->m23(); } | |
| 70 double m24() const { return m_matrix->m24(); } | |
| 71 double m31() const { return m_matrix->m31(); } | |
| 72 double m32() const { return m_matrix->m32(); } | |
| 73 double m33() const { return m_matrix->m33(); } | |
| 74 double m34() const { return m_matrix->m34(); } | |
| 75 double m41() const { return m_matrix->m41(); } | |
| 76 double m42() const { return m_matrix->m42(); } | |
| 77 double m43() const { return m_matrix->m43(); } | |
| 78 double m44() const { return m_matrix->m44(); } | |
| 79 | |
| 80 void setM11(double f) { m_matrix->setM11(f); } | |
| 81 void setM12(double f) { m_matrix->setM12(f); } | |
| 82 void setM13(double f) { m_matrix->setM13(f); } | |
| 83 void setM14(double f) { m_matrix->setM14(f); } | |
| 84 void setM21(double f) { m_matrix->setM21(f); } | |
| 85 void setM22(double f) { m_matrix->setM22(f); } | |
| 86 void setM23(double f) { m_matrix->setM23(f); } | |
| 87 void setM24(double f) { m_matrix->setM24(f); } | |
| 88 void setM31(double f) { m_matrix->setM31(f); } | |
| 89 void setM32(double f) { m_matrix->setM32(f); } | |
| 90 void setM33(double f) { m_matrix->setM33(f); } | |
| 91 void setM34(double f) { m_matrix->setM34(f); } | |
| 92 void setM41(double f) { m_matrix->setM41(f); } | |
| 93 void setM42(double f) { m_matrix->setM42(f); } | |
| 94 void setM43(double f) { m_matrix->setM43(f); } | |
| 95 void setM44(double f) { m_matrix->setM44(f); } | |
| 96 | |
| 97 void setMatrixValue(const String&, ExceptionState&); | |
| 98 | |
| 99 // The following math function return a new matrix with the | |
| 100 // specified operation applied. The this value is not modified. | |
| 101 | |
| 102 // Multiply this matrix by secondMatrix, on the right | |
| 103 // (result = this * secondMatrix) | |
| 104 CSSMatrix* multiply(CSSMatrix* secondMatrix) const; | |
| 105 | |
| 106 // Return the inverse of this matrix. Throw an exception if the matrix is not | |
| 107 // invertible. | |
| 108 CSSMatrix* inverse(ExceptionState&) const; | |
| 109 | |
| 110 // Return this matrix translated by the passed values. | |
| 111 // Passing a NaN will use a value of 0. This allows the 3D form to used for 2D | |
| 112 // operations. | |
| 113 // Operation is performed as though the this matrix is multiplied by a matrix | |
| 114 // with the translation values on the left | |
| 115 // (result = translation(x,y,z) * this) | |
| 116 CSSMatrix* translate(double x, double y, double z) const; | |
| 117 | |
| 118 // Returns this matrix scaled by the passed values. | |
| 119 // Passing scaleX or scaleZ as NaN uses a value of 1, but passing scaleY of | |
| 120 // NaN makes it the same as scaleX. This allows the 3D form to used for 2D | |
| 121 // operations Operation is performed as though the this matrix is multiplied | |
| 122 // by a matrix with the scale values on the left | |
| 123 // (result = scale(x,y,z) * this) | |
| 124 CSSMatrix* scale(double scaleX, double scaleY, double scaleZ) const; | |
| 125 | |
| 126 // Returns this matrix rotated by the passed values. | |
| 127 // If rotY and rotZ are NaN, rotate about Z (rotX=0, rotateY=0, rotateZ=rotX). | |
| 128 // Otherwise use a rotation value of 0 for any passed NaN. | |
| 129 // Operation is performed as though the this matrix is multiplied by a matrix | |
| 130 // with the rotation values on the left (result = rotation(x,y,z) * this) | |
| 131 CSSMatrix* rotate(double rotX, double rotY, double rotZ) const; | |
| 132 | |
| 133 // Returns this matrix rotated about the passed axis by the passed angle. | |
| 134 // Passing a NaN will use a value of 0. If the axis is (0,0,0) use a value | |
| 135 // Operation is performed as though the this matrix is multiplied by a matrix | |
| 136 // with the rotation values on the left | |
| 137 // (result = rotation(x,y,z,angle) * this) | |
| 138 CSSMatrix* rotateAxisAngle(double x, double y, double z, double angle) const; | |
| 139 | |
| 140 // Return this matrix skewed along the X axis by the passed values. | |
| 141 // Passing a NaN will use a value of 0. | |
| 142 // Operation is performed as though the this matrix is multiplied by a matrix | |
| 143 // with the skew values on the left (result = skewX(angle) * this) | |
| 144 CSSMatrix* skewX(double angle) const; | |
| 145 | |
| 146 // Return this matrix skewed along the Y axis by the passed values. | |
| 147 // Passing a NaN will use a value of 0. | |
| 148 // Operation is performed as though the this matrix is multiplied by a matrix | |
| 149 // with the skew values on the left (result = skewY(angle) * this) | |
| 150 CSSMatrix* skewY(double angle) const; | |
| 151 | |
| 152 const TransformationMatrix& transform() const { return *m_matrix; } | |
| 153 | |
| 154 String toString() const; | |
| 155 | |
| 156 DEFINE_INLINE_TRACE() {} | |
| 157 | |
| 158 protected: | |
| 159 CSSMatrix(const TransformationMatrix&); | |
| 160 CSSMatrix(const String&, ExceptionState&); | |
| 161 | |
| 162 // TransformationMatrix needs to be 16-byte aligned. PartitionAlloc | |
| 163 // supports 16-byte alignment but Oilpan doesn't. So we use an std::unique_ptr | |
| 164 // to allocate TransformationMatrix on PartitionAlloc. | |
| 165 // TODO(oilpan): Oilpan should support 16-byte aligned allocations. | |
| 166 std::unique_ptr<TransformationMatrix> m_matrix; | |
| 167 }; | |
| 168 | |
| 169 } // namespace blink | |
| 170 | |
| 171 #endif // CSSMatrix_h | |
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