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AffineTransform.h
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1/*
2 * Copyright (C) 2005, 2006 Apple Computer, 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 COMPUTER, 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 COMPUTER, 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 AffineTransform_h
27#define AffineTransform_h
28
29#if PLATFORM(CG)
30#include <CoreGraphics/CGAffineTransform.h>
31#elif PLATFORM(QT)
32#include <QMatrix>
33#elif PLATFORM(CAIRO)
34#include <cairo.h>
35#elif PLATFORM(WX) && USE(WXGC)
36#include <wx/defs.h>
37#include <wx/graphics.h>
38#endif
39
40namespace WebCore {
41
42class IntPoint;
43class IntRect;
44class FloatPoint;
45class FloatRect;
46
47class AffineTransform {
48public:
49 AffineTransform();
50 AffineTransform(double a, double b, double c, double d, double e, double f);
51#if PLATFORM(CG)
52 AffineTransform(CGAffineTransform transform);
53#elif PLATFORM(QT)
54 AffineTransform(const QMatrix &matrix);
55#elif PLATFORM(CAIRO)
56 AffineTransform(const cairo_matrix_t &matrix);
57#elif PLATFORM(WX) && USE(WXGC)
58 AffineTransform(const wxGraphicsMatrix &matrix);
59#endif
60
61 void setMatrix(double a, double b, double c, double d, double e, double f);
62 void map(double x, double y, double *x2, double *y2) const;
63 IntPoint mapPoint(const IntPoint&) const;
64 FloatPoint mapPoint(const FloatPoint&) const;
65 IntRect mapRect(const IntRect&) const;
66 FloatRect mapRect(const FloatRect&) const;
67
68 bool isIdentity() const;
69
70 double a() const;
71 void setA(double a);
72
73 double b() const;
74 void setB(double b);
75
76 double c() const;
77 void setC(double c);
78
79 double d() const;
80 void setD(double d);
81
82 double e() const;
83 void setE(double e);
84
85 double f() const;
86 void setF(double f);
87
88 void reset();
89
90 AffineTransform& multiply(const AffineTransform&);
91 AffineTransform& scale(double);
92 AffineTransform& scale(double sx, double sy);
93 AffineTransform& scaleNonUniform(double sx, double sy);
94 AffineTransform& rotate(double d);
95 AffineTransform& rotateFromVector(double x, double y);
96 AffineTransform& translate(double tx, double ty);
97 AffineTransform& shear(double sx, double sy);
98 AffineTransform& flipX();
99 AffineTransform& flipY();
100 AffineTransform& skew(double angleX, double angleY);
101 AffineTransform& skewX(double angle);
102 AffineTransform& skewY(double angle);
103
104 double det() const;
105 bool isInvertible() const;
106 AffineTransform inverse() const;
107
108#if PLATFORM(CG)
109 operator CGAffineTransform() const;
110#elif PLATFORM(QT)
111 operator QMatrix() const;
112#elif PLATFORM(CAIRO)
113 operator cairo_matrix_t() const;
114#elif PLATFORM(WX) && USE(WXGC)
115 operator wxGraphicsMatrix() const;
116#endif
117
118 bool operator==(const AffineTransform&) const;
119 bool operator!=(const AffineTransform& other) const { return !(*this == other); }
120 AffineTransform& operator*=(const AffineTransform&);
121 AffineTransform operator*(const AffineTransform&);
122
123private:
124#if PLATFORM(CG)
125 CGAffineTransform m_transform;
126#elif PLATFORM(QT)
127 QMatrix m_transform;
128#elif PLATFORM(CAIRO)
129 cairo_matrix_t m_transform;
130#elif PLATFORM(WX) && USE(WXGC)
131 wxGraphicsMatrix m_transform;
132#endif
133};
134
135} // namespace WebCore
136
137#endif // AffineTransform_h
WebCore::AffineTransform
Definition: AffineTransform.h:47
WebCore::AffineTransform::inverse
AffineTransform inverse() const
Definition: AffineTransformQt.cpp:172
WebCore::AffineTransform::operator*
AffineTransform operator*(const AffineTransform &)
Definition: AffineTransformQt.cpp:196
WebCore::AffineTransform::b
double b() const
Definition: AffineTransformQt.cpp:88
WebCore::AffineTransform::operator!=
bool operator!=(const AffineTransform &other) const
Definition: AffineTransform.h:119
WebCore::AffineTransform::isInvertible
bool isInvertible() const
Definition: AffineTransform.cpp:37
WebCore::AffineTransform::skewX
AffineTransform & skewX(double angle)
Definition: AffineTransform.cpp:77
WebCore::AffineTransform::flipX
AffineTransform & flipX()
Definition: AffineTransform.cpp:62
WebCore::AffineTransform::rotate
AffineTransform & rotate(double d)
Definition: AffineTransformQt.cpp:149
WebCore::AffineTransform::shear
AffineTransform & shear(double sx, double sy)
Definition: AffineTransformQt.cpp:161
WebCore::AffineTransform::d
double d() const
Definition: AffineTransformQt.cpp:108
WebCore::AffineTransform::translate
AffineTransform & translate(double tx, double ty)
Definition: AffineTransformQt.cpp:155
WebCore::AffineTransform::skew
AffineTransform & skew(double angleX, double angleY)
Definition: AffineTransform.cpp:72
WebCore::AffineTransform::e
double e() const
Definition: AffineTransformQt.cpp:118
WebCore::AffineTransform::scaleNonUniform
AffineTransform & scaleNonUniform(double sx, double sy)
Definition: AffineTransform.cpp:52
WebCore::AffineTransform::setA
void setA(double a)
Definition: AffineTransformQt.cpp:83
WebCore::AffineTransform::setB
void setB(double b)
Definition: AffineTransformQt.cpp:93
WebCore::AffineTransform::a
double a() const
Definition: AffineTransformQt.cpp:78
WebCore::AffineTransform::det
double det() const
Definition: AffineTransformQt.cpp:167
WebCore::AffineTransform::f
double f() const
Definition: AffineTransformQt.cpp:128
WebCore::AffineTransform::flipY
AffineTransform & flipY()
Definition: AffineTransform.cpp:67
WebCore::AffineTransform::operator*=
AffineTransform & operator*=(const AffineTransform &)
Definition: AffineTransformQt.cpp:190
WebCore::AffineTransform::setF
void setF(double f)
Definition: AffineTransformQt.cpp:133
WebCore::AffineTransform::setMatrix
void setMatrix(double a, double b, double c, double d, double e, double f)
Definition: AffineTransformQt.cpp:50
WebCore::AffineTransform::setC
void setC(double c)
Definition: AffineTransformQt.cpp:103
WebCore::AffineTransform::isIdentity
bool isIdentity() const
Definition: AffineTransformQt.cpp:73
WebCore::AffineTransform::map
void map(double x, double y, double *x2, double *y2) const
Definition: AffineTransformQt.cpp:55
WebCore::AffineTransform::setE
void setE(double e)
Definition: AffineTransformQt.cpp:123
WebCore::AffineTransform::skewY
AffineTransform & skewY(double angle)
Definition: AffineTransform.cpp:82
WebCore::AffineTransform::mapRect
IntRect mapRect(const IntRect &) const
Definition: AffineTransformQt.cpp:63
WebCore::AffineTransform::scale
AffineTransform & scale(double)
Definition: AffineTransform.cpp:47
WebCore::AffineTransform::AffineTransform
AffineTransform()
Definition: AffineTransformQt.cpp:35
WebCore::AffineTransform::mapPoint
IntPoint mapPoint(const IntPoint &) const
Definition: AffineTransform.cpp:87
WebCore::AffineTransform::rotateFromVector
AffineTransform & rotateFromVector(double x, double y)
Definition: AffineTransform.cpp:57
WebCore::AffineTransform::reset
void reset()
Definition: AffineTransformQt.cpp:138
WebCore::AffineTransform::c
double c() const
Definition: AffineTransformQt.cpp:98
WebCore::AffineTransform::multiply
AffineTransform & multiply(const AffineTransform &)
Definition: AffineTransform.cpp:42
WebCore::AffineTransform::operator==
bool operator==(const AffineTransform &) const
Definition: AffineTransformQt.cpp:185
WebCore::AffineTransform::setD
void setD(double d)
Definition: AffineTransformQt.cpp:113
WebCore::FloatPoint
Definition: FloatPoint.h:61
WebCore::FloatRect
Definition: FloatRect.h:59
WebCore::IntPoint
Definition: IntPoint.h:64
WebCore::IntRect
Definition: IntRect.h:65
WebCore
Definition: CSSHelper.h:7
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