| /* |
| * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "AffineTransform.h" |
| |
| #include "IntRect.h" |
| #include "FloatRect.h" |
| |
| namespace WebCore { |
| |
| AffineTransform::AffineTransform() |
| : m_transform() |
| { |
| } |
| |
| AffineTransform::AffineTransform(double a, double b, double c, double d, double tx, double ty) |
| : m_transform(a, b, c, d, tx, ty) |
| { |
| } |
| |
| AffineTransform::AffineTransform(const QMatrix& matrix) |
| : m_transform(matrix) |
| { |
| } |
| |
| void AffineTransform::setMatrix(double a, double b, double c, double d, double tx, double ty) |
| { |
| m_transform.setMatrix(a, b, c, d, tx, ty); |
| } |
| |
| void AffineTransform::map(double x, double y, double* x2, double* y2) const |
| { |
| qreal tx2, ty2; |
| m_transform.map(qreal(x), qreal(y), &tx2, &ty2); |
| *x2 = tx2; |
| *y2 = ty2; |
| } |
| |
| IntRect AffineTransform::mapRect(const IntRect& rect) const |
| { |
| return m_transform.mapRect(rect); |
| } |
| |
| FloatRect AffineTransform::mapRect(const FloatRect& rect) const |
| { |
| return m_transform.mapRect(rect); |
| } |
| |
| bool AffineTransform::isIdentity() const |
| { |
| return m_transform.isIdentity(); |
| } |
| |
| double AffineTransform::a() const |
| { |
| return m_transform.m11(); |
| } |
| |
| void AffineTransform::setA(double a) |
| { |
| m_transform.setMatrix(a, b(), c(), d(), e(), f()); |
| } |
| |
| double AffineTransform::b() const |
| { |
| return m_transform.m12(); |
| } |
| |
| void AffineTransform::setB(double b) |
| { |
| m_transform.setMatrix(a(), b, c(), d(), e(), f()); |
| } |
| |
| double AffineTransform::c() const |
| { |
| return m_transform.m21(); |
| } |
| |
| void AffineTransform::setC(double c) |
| { |
| m_transform.setMatrix(a(), b(), c, d(), e(), f()); |
| } |
| |
| double AffineTransform::d() const |
| { |
| return m_transform.m22(); |
| } |
| |
| void AffineTransform::setD(double d) |
| { |
| m_transform.setMatrix(a(), b(), c(), d, e(), f()); |
| } |
| |
| double AffineTransform::e() const |
| { |
| return m_transform.dx(); |
| } |
| |
| void AffineTransform::setE(double e) |
| { |
| m_transform.setMatrix(a(), b(), c(), d(), e, f()); |
| } |
| |
| double AffineTransform::f() const |
| { |
| return m_transform.dy(); |
| } |
| |
| void AffineTransform::setF(double f) |
| { |
| m_transform.setMatrix(a(), b(), c(), d(), e(), f); |
| } |
| |
| void AffineTransform::reset() |
| { |
| m_transform.reset(); |
| } |
| |
| AffineTransform& AffineTransform::scale(double sx, double sy) |
| { |
| m_transform.scale(sx, sy); |
| return *this; |
| } |
| |
| AffineTransform& AffineTransform::rotate(double d) |
| { |
| m_transform.rotate(d); |
| return *this; |
| } |
| |
| AffineTransform& AffineTransform::translate(double tx, double ty) |
| { |
| m_transform.translate(tx, ty); |
| return *this; |
| } |
| |
| AffineTransform& AffineTransform::shear(double sx, double sy) |
| { |
| m_transform.shear(sx, sy); |
| return *this; |
| } |
| |
| double AffineTransform::det() const |
| { |
| return m_transform.det(); |
| } |
| |
| AffineTransform AffineTransform::inverse() const |
| { |
| if(!isInvertible()) |
| return AffineTransform(); |
| |
| return m_transform.inverted(); |
| } |
| |
| AffineTransform::operator QMatrix() const |
| { |
| return m_transform; |
| } |
| |
| bool AffineTransform::operator==(const AffineTransform& other) const |
| { |
| return m_transform == other.m_transform; |
| } |
| |
| AffineTransform& AffineTransform::operator*=(const AffineTransform& other) |
| { |
| m_transform *= other.m_transform; |
| return *this; |
| } |
| |
| AffineTransform AffineTransform::operator*(const AffineTransform& other) |
| { |
| return m_transform * other.m_transform; |
| } |
| |
| } |
| |
| // vim: ts=4 sw=4 et |