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-rw-r--r--src/org/apache/fop/dom/svg/SVGMatrixImpl.java235
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diff --git a/src/org/apache/fop/dom/svg/SVGMatrixImpl.java b/src/org/apache/fop/dom/svg/SVGMatrixImpl.java
deleted file mode 100644
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--- a/src/org/apache/fop/dom/svg/SVGMatrixImpl.java
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@@ -1,235 +0,0 @@
-/*-- $Id$ --
-
- ============================================================================
- The Apache Software License, Version 1.1
- ============================================================================
-
- Copyright (C) 1999 The Apache Software Foundation. All rights reserved.
-
- Redistribution and use in source and binary forms, with or without modifica-
- tion, 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.
-
- 3. The end-user documentation included with the redistribution, if any, must
- include the following acknowledgment: "This product includes software
- developed by the Apache Software Foundation (http://www.apache.org/)."
- Alternately, this acknowledgment may appear in the software itself, if
- and wherever such third-party acknowledgments normally appear.
-
- 4. The names "Fop" and "Apache Software Foundation" must not be used to
- endorse or promote products derived from this software without prior
- written permission. For written permission, please contact
- apache@apache.org.
-
- 5. Products derived from this software may not be called "Apache", nor may
- "Apache" appear in their name, without prior written permission of the
- Apache Software Foundation.
-
- THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 THE
- APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
- DING, 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.
-
- This software consists of voluntary contributions made by many individuals
- on behalf of the Apache Software Foundation and was originally created by
- James Tauber <jtauber@jtauber.com>. For more information on the Apache
- Software Foundation, please see <http://www.apache.org/>.
-
- */
-package org.apache.fop.dom.svg;
-
-import org.apache.fop.fo.Property;
-
-import java.util.*;
-
-import org.w3c.dom.svg.*;
-
-/**
- * @author Keiron Liddle <keiron@aftexsw.com>
- */
-public class SVGMatrixImpl implements SVGMatrix {
- float a = 1.0f;
- float b = 0.0f;
- float c = 0.0f;
- float d = 1.0f;
- float e = 0.0f;
- float f = 0.0f;
-
- public SVGMatrixImpl() {
- }
-
- public float getA() {
- return a;
- }
-
- public void setA(float a) {
- this.a = a;
- }
-
- public float getB() {
- return b;
- }
-
- public void setB(float b) {
- this.b = b;
- }
-
- public float getC() {
- return c;
- }
-
- public void setC(float c) {
- this.c = c;
- }
-
- public float getD() {
- return d;
- }
-
- public void setD(float d) {
- this.d = d;
- }
-
- public float getE() {
- return e;
- }
-
- public void setE(float e) {
- this.e = e;
- }
-
- public float getF() {
- return f;
- }
-
- public void setF(float f) {
- this.f = f;
- }
-
- public SVGMatrix multiply (SVGMatrix secondMatrix) throws SVGException {
- SVGMatrix mat = new SVGMatrixImpl();
- mat.setA(a * secondMatrix.getA() + b * secondMatrix.getC());
- mat.setB(a * secondMatrix.getB() + b * secondMatrix.getD());
- mat.setC(c * secondMatrix.getA() + d * secondMatrix.getC());
- mat.setD(c * secondMatrix.getB() + d * secondMatrix.getD());
- // e,f?
- mat.setE(a * e + c * f + secondMatrix.getE());
- mat.setF(b * f + d * f + secondMatrix.getF());
- return mat;
- }
-
- public SVGMatrix inverse () throws SVGException {
- SVGMatrix mat = new SVGMatrixImpl();
- double det = Math.abs(a * d - b * c);
- if (det == 0) {
- // throw exception
- throw new SVGExceptionImpl(
- SVGException.SVG_MATRIX_NOT_INVERTABLE,
- "Matrix: " + toString() + " could not be inverted");
- }
- mat.setA((float)(d / det));
- mat.setB((float)(b / det));
- mat.setC((float)(-c / det));
- mat.setD((float)(a / det));
- // e,f?
- mat.setE(-e);
- mat.setF(-f);
- return mat;
- }
-
- public SVGMatrix translate (float x, float y) throws SVGException {
- SVGMatrix matrix = new SVGMatrixImpl();
- matrix.setA(a);
- matrix.setB(b);
- matrix.setC(c);
- matrix.setD(d);
- matrix.setE(e + x);
- matrix.setF(f + y);
- return matrix;
- }
-
- public SVGMatrix scale(float scaleFactor) throws SVGException {
- SVGMatrix matrix = new SVGMatrixImpl();
- matrix.setA(a * scaleFactor);
- matrix.setB(b);
- matrix.setC(c);
- matrix.setD(d * scaleFactor);
- matrix.setE(e);
- matrix.setF(f);
- return matrix;
- }
-
- public SVGMatrix scaleNonUniform(float scaleFactorX,
- float scaleFactorY) throws SVGException {
- SVGMatrix matrix = new SVGMatrixImpl();
- matrix.setA(a * scaleFactorX);
- matrix.setB(b);
- matrix.setC(c);
- matrix.setD(d * scaleFactorY);
- matrix.setE(e);
- matrix.setF(f);
- return matrix;
- }
-
- public SVGMatrix rotate (float angle) throws SVGException {
- angle = (float)(angle * Math.PI / 180f);
- SVGMatrix matrix = new SVGMatrixImpl();
- matrix.setA((float) Math.cos(angle));
- matrix.setB((float) Math.sin(angle));
- matrix.setC((float) - Math.sin(angle));
- matrix.setD((float) Math.cos(angle));
- return multiply(matrix);
- }
-
- public SVGMatrix rotateFromVector(float x,
- float y) throws SVGException {
- return null;
- }
-
- public SVGMatrix flipX() {
- return null;
- }
-
- public SVGMatrix flipY() {
- return null;
- }
-
- public SVGMatrix skewX(float angle) throws SVGException {
- angle = (float)(angle * Math.PI / 180f);
-
- SVGMatrix matrix = new SVGMatrixImpl();
- matrix.setA(1);
- matrix.setB(0);
- matrix.setC((float) Math.tan(angle));
- matrix.setD(1);
- return multiply(matrix);
- }
-
- public SVGMatrix skewY(float angle) throws SVGException {
- angle = (float)(angle * Math.PI / 180f);
-
- SVGMatrix matrix = new SVGMatrixImpl();
- matrix.setA(1);
- matrix.setB((float) Math.tan(angle));
- matrix.setC(0);
- matrix.setD(1);
- return multiply(matrix);
- }
-
- public String toString() {
- return "[" + getA() + " " + getB() + " " + getC() + " " +
- getD() + " " + getE() + " " + getF() + "]";
- }
-}
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