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Posted to fop-commits@xmlgraphics.apache.org by ke...@locus.apache.org on 2000/07/11 07:22:22 UTC
cvs commit: xml-fop/src/org/apache/fop/datatypes PathData.java PointsData.java StyleData.java TransformData.java
keiron 00/07/10 22:22:21
Added: src/org/apache/fop/datatypes PathData.java PointsData.java
StyleData.java TransformData.java
Log:
data types for svg elements
Revision Changes Path
1.1 xml-fop/src/org/apache/fop/datatypes/PathData.java
Index: PathData.java
===================================================================
/*-- $Id: PathData.java,v 1.1 2000/07/11 05:22:21 keiron Exp $ --
============================================================================
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 <jt...@jtauber.com>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.datatypes;
import org.apache.fop.fo.Property;
import org.apache.fop.svg.PathPoint;
import org.apache.fop.dom.svg.*;
import org.w3c.dom.svg.*;
import java.util.*;
/**
* a PathData quantity in XSL
* This class parses the string of path data and create a list of
* object commands. It is up to renderers (or whatever) to interpret
* the command properly.
* eg. m at the start is an absolute moveto.
*
*
* @author Keiron Liddle <ke...@aftexsw.com>
*/
public class PathData {
Vector table = new Vector();
/**
* set the PathData given a particular String specifying PathData and units
*/
public PathData (String len)
{
convert(len);
}
protected void convert(String len)
{
StringTokenizer st = new StringTokenizer(len, "MmLlHhVvCcSsQqTtAaZz", true);
/*
* If there are two numbers and no spaces then it is assumed that all
* numbers are the same number of chars (3), otherwise there is an error
* not mentioned in spec.
*/
while(st.hasMoreTokens()) {
String str = st.nextToken();
int pos;
if(str.equals("M")) {
float[][] vals = getPoints(2, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_MOVETO_ABS, vals[count]));
}
}
} else if(str.equals("m")) {
// if first element treat as M
// otherwise treat as implicit lineto, this is handled by renderers
float[][] vals = getPoints(2, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_MOVETO_REL, vals[count]));
}
}
} else if(str.equals("L")) {
float[][] vals = getPoints(2, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_LINETO_ABS, vals[count]));
}
}
} else if(str.equals("l")) {
float[][] vals = getPoints(2, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_LINETO_REL, vals[count]));
}
}
} else if(str.equals("H")) {
float[][] vals = getPoints(1, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_LINETO_HORIZONTAL_ABS, vals[count]));
}
}
} else if(str.equals("h")) {
float[][] vals = getPoints(1, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_LINETO_HORIZONTAL_REL, vals[count]));
}
}
} else if(str.equals("V")) {
float[][] vals = getPoints(1, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_LINETO_VERTICAL_ABS, vals[count]));
}
}
} else if(str.equals("v")) {
float[][] vals = getPoints(1, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_LINETO_VERTICAL_REL, vals[count]));
}
}
} else if(str.equals("C")) {
float[][] vals = getPoints(6, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_CUBIC_ABS, vals[count]));
}
}
} else if(str.equals("c")) {
float[][] vals = getPoints(6, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_CUBIC_REL, vals[count]));
}
}
} else if(str.equals("S")) {
float[][] vals = getPoints(4, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_CUBIC_SMOOTH_ABS, vals[count]));
}
}
} else if(str.equals("s")) {
float[][] vals = getPoints(4, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_CUBIC_SMOOTH_REL, vals[count]));
}
}
} else if(str.equals("Q")) {
float[][] vals = getPoints(4, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_QUADRATIC_ABS, vals[count]));
}
}
} else if(str.equals("q")) {
float[][] vals = getPoints(4, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_QUADRATIC_REL, vals[count]));
}
}
} else if(str.equals("T")) {
float[][] vals = getPoints(2, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS, vals[count]));
}
}
} else if(str.equals("t")) {
float[][] vals = getPoints(2, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL, vals[count]));
}
}
} else if(str.equals("A")) {
float[][] vals = getPoints(7, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_ARC_ABS, vals[count]));
}
}
} else if(str.equals("a")) {
float[][] vals = getPoints(7, st);
if(vals != null) {
for(int count = 0; count < vals.length; count++) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_ARC_REL, vals[count]));
}
}
} else if(str.equals("Z") || str.equals("z")) {
addSVGPathSeg(new SVGPathSegImpl(SVGPathSeg.SVG_PATHSEG_CLOSEPATH, null));
}
}
}
public Vector getPath()
{
return table;
}
public String toString()
{
return "";
}
float[][] getPoints(int num, StringTokenizer st)
{
float[] set;
String str;
int pos;
float[][] ret = null;
if(st.hasMoreTokens()) {
str = st.nextToken();
str = str.trim();
// pos = str.indexOf(" ");
/* if((str.indexOf(" ") == -1) && (str.indexOf(",") == -1) && (str.indexOf("-") == -1)) {
int length = str.length();
if((length % num) != 0) {
// invalid number comb
} else {
// how do we determine the length of a single number?
}
} else {*/
{
StringTokenizer pointtok = new StringTokenizer(str, " ,-\n\r\t", true);
int count = 0;
Vector values = new Vector();
set = new float[num];
boolean neg;
while(pointtok.hasMoreTokens()) {
String point = null;
String delim = pointtok.nextToken();
if(delim.equals("-")) {
neg = true;
if(pointtok.hasMoreTokens()) {
point = pointtok.nextToken();
} else {
break;
}
} else {
neg = false;
if(delim.equals(" ") || delim.equals(",") || delim.equals("\r") || delim.equals("\n") || delim.equals("\t")) {
continue;
}
point = delim;
}
float pd = Float.valueOf(point).floatValue();
if(neg)
pd = -pd;
set[count] = pd;
count++;
if(count == num) {
values.addElement(set);
set = new float[num];
count = 0;
}
}
count = 0;
ret = new float[values.size()][];
for(Enumeration e = values.elements(); e.hasMoreElements(); ) {
ret[count++] = (float[])e.nextElement();
}
}
}
return ret;
}
protected void addSVGPathSeg(SVGPathSeg pc)
{
table.addElement(pc);
}
}
1.1 xml-fop/src/org/apache/fop/datatypes/PointsData.java
Index: PointsData.java
===================================================================
/*-- $Id: PointsData.java,v 1.1 2000/07/11 05:22:21 keiron Exp $ --
============================================================================
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 <jt...@jtauber.com>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.datatypes;
import org.apache.fop.fo.Property;
import org.apache.fop.svg.PathPoint;
import java.util.*;
/*
*
*
* @author Keiron Liddle <ke...@aftexsw.com>
*/
public class PointsData {
Vector table = new Vector();
public PointsData (String len)
{
convert(len);
}
protected void convert(String len)
{
StringTokenizer st = new StringTokenizer(len, " \n\r\t");
while(st.hasMoreTokens()) {
String str = st.nextToken().trim();
int pos;
pos = str.indexOf(",");
if(pos != -1) {
float x;
float y;
x = Float.valueOf(str.substring(0, pos).trim()).floatValue();
y = Float.valueOf(str.substring(pos + 1, str.length()).trim()).floatValue();
addPoint(new PathPoint(x, y));
}
}
}
public Vector getPoints()
{
return table;
}
protected void addPoint(PathPoint pc)
{
table.addElement(pc);
}
}
1.1 xml-fop/src/org/apache/fop/datatypes/StyleData.java
Index: StyleData.java
===================================================================
/*-- $Id: StyleData.java,v 1.1 2000/07/11 05:22:21 keiron Exp $ --
============================================================================
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 <jt...@jtauber.com>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.datatypes;
import org.apache.fop.fo.Property;
import org.apache.fop.dom.svg.*;
import java.util.*;
/**
* a StyleData quantity in XSL
*
* @author Keiron Liddle <ke...@aftexsw.com>
*/
public class StyleData {
Hashtable table = new Hashtable();
/**
* set the StyleData given a particular String specifying StyleData and units
*/
public StyleData (String len) {
try {
convert(len);
} catch(Exception e) {
e.printStackTrace();
}
}
protected void convert(String len) {
StringTokenizer st = new StringTokenizer(len, ";");
while(st.hasMoreTokens()) {
String str = st.nextToken();
int pos;
pos = str.indexOf(":");
if(pos != -1) {
String type = str.substring(0, pos).trim();
String value = str.substring(pos + 1, str.length()).trim();
if(type.equals("stroke-width")) {
table.put(type, new SVGLengthImpl(value));
} else if(type.equals("stroke")) {
if(value.startsWith("url(")) {
table.put(type, new String(value));
} else if(!value.equals("none")) {
table.put(type, new ColorType(value));
}
} else if(type.equals("color")) {
// if(!value.equals("none"))
// table.put("stroke", new ColorType(value));//??
table.put(type, new ColorType(value));//??
} else if(type.equals("stroke-linecap")) {
table.put(type, value);
} else if(type.equals("stroke-linejoin")) {
table.put(type, value);
} else if(type.equals("stroke-miterlimit")) {
} else if(type.equals("stroke-dasharray")) {
// array of space or comma separated numbers
Vector list = new Vector();
StringTokenizer array = new StringTokenizer(value, " ,");
while(array.hasMoreTokens()) {
String intstr = array.nextToken();
list.addElement(new Integer(Integer.parseInt(intstr)));
}
table.put(type, list);
} else if(type.equals("stroke-dashoffset")) {
table.put(type, new SVGLengthImpl(value));
} else if(type.equals("stroke-opacity")) {
} else if(type.equals("fill")) {
if(value.startsWith("url(")) {
table.put(type, new String(value));
} else if(!value.equals("none")) {
table.put(type, new ColorType(value));
}
// else
// table.put(type, null);
} else if(type.equals("fill-rule")) {
// nonzero
} else if(type.equals("font")) {
table.put(type, value);
} else if(type.equals("font-size")) {
table.put(type, new SVGLengthImpl(value));
} else if(type.equals("font-family")) {
table.put(type, value);
} else if(type.equals("font-weight")) {
table.put(type, value);
} else if(type.equals("font-style")) {
table.put(type, value);
} else if(type.equals("font-variant")) {
table.put(type, value);
} else if(type.equals("font-stretch")) {
table.put(type, value);
} else if(type.equals("font-size-adjust")) {
table.put(type, value);
} else if(type.equals("letter-spacing")) {
table.put(type, new SVGLengthImpl(value));
} else if(type.equals("word-spacing")) {
table.put(type, new SVGLengthImpl(value));
} else if(type.equals("text-decoration")) {
table.put(type, value);
} else if(type.equals("mask")) {
if(value.startsWith("url(")) {
value = value.substring(4, value.length() - 1);
}
table.put(type, value);
} else if(type.equals("fill-opacity")) {
// table.put(type, new SVGLengthImpl(value));
} else if(type.equals("opacity")) {
// table.put(type, new SVGLengthImpl(value));
} else if(type.equals("filter")) {
// table.put(type, new Filter(value));
} else if(type.equals("stop-color")) {
table.put(type, new ColorType(value));
} else if(type.equals("marker-start")) {
// table.put(type, new URLType(value));
} else if(type.equals("marker-mid")) {
// table.put(type, new URLType(value));
} else if(type.equals("marker-end")) {
// table.put(type, new URLType(value));
} else if(type.equals("text-antialiasing")) {
// boolean
} else if(type.equals("stroke-antialiasing")) {
// boolean
} else {
System.err.println("WARNING Unknown style element : " + type);
}
} else {
System.err.println("WARNING Invalid style element " + str);
}
}
}
public Hashtable getStyle()
{
return table;
}
}
1.1 xml-fop/src/org/apache/fop/datatypes/TransformData.java
Index: TransformData.java
===================================================================
/*-- $Id: TransformData.java,v 1.1 2000/07/11 05:22:21 keiron Exp $ --
============================================================================
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 <jt...@jtauber.com>. For more information on the Apache
Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.datatypes;
import org.apache.fop.fo.Property;
import org.apache.fop.dom.svg.*;
import org.apache.fop.dom.svg.SVGTransformImpl;
import java.util.*;
/**
* a TransformData quantity in XSL
*
* @author Keiron Liddle <ke...@aftexsw.com>
*/
public class TransformData {
Vector list = new Vector();
/**
* set the TransformData given a particular String specifying TransformData and units
*/
public TransformData (String len) {
convert(len);
}
protected void convert(String len) {
StringTokenizer st = new StringTokenizer(len, "()");
// need to check for unbalanced brackets
while(st.hasMoreTokens()) {
String str = st.nextToken();
String type = str.trim();
String value;
if(st.hasMoreTokens()) {
value = st.nextToken().trim();
SVGTransformImpl transform = new SVGTransformImpl();
if(type.equals("translate")) {
SVGLengthImpl xlen;
SVGLengthImpl ylen;
int pos = value.indexOf(",");
if(pos != -1) {
xlen = new SVGLengthImpl(value.substring(0, pos).trim());
ylen = new SVGLengthImpl(value.substring(pos + 1, value.length()).trim());
} else {
xlen = new SVGLengthImpl("0");
ylen = new SVGLengthImpl("0");
}
transform.setTranslate(xlen, ylen);
list.addElement(transform);
} else if(type.equals("skewX")) {
SVGAngleImpl angle = new SVGAngleImpl();
angle.setValueAsString(value);
transform.setSkewX(angle);
list.addElement(transform);
} else if(type.equals("skewY")) {
SVGAngleImpl angle = new SVGAngleImpl();
angle.setValueAsString(value);
transform.setSkewY(angle);
list.addElement(transform);
} else if(type.equals("scale")) {
SVGNumberImpl xlen = new SVGNumberImpl();
SVGNumberImpl ylen = new SVGNumberImpl();
int pos = value.indexOf(",");
if(pos != -1) {
try {
xlen.setValue((new Float(value.substring(0, pos).trim())).floatValue());
} catch(Exception e) {
}
try {
ylen.setValue((new Float(value.substring(pos + 1, value.length()).trim()).floatValue()));
} catch(Exception e) {
}
}
transform.setScale(xlen, ylen);
list.addElement(transform);
} else if(type.equals("rotate")) {
SVGAngleImpl angle = new SVGAngleImpl();
angle.setValueAsString(value);
transform.setRotate(angle);
list.addElement(transform);
} else if(type.equals("matrix")) {
SVGMatrixImpl matrix = new SVGMatrixImpl();
StringTokenizer mt = new StringTokenizer(value, " ,\r\n-", true);
// need to handle negatives
String tok;
boolean neg = false;
if(mt.hasMoreTokens()) {
tok = mt.nextToken();
while(tok.equals(" ") || tok.equals(",") || tok.equals("\n") || tok.equals("\r") || tok.equals("-")) {
if(tok.equals("-")) {
neg = true;
}
if(!mt.hasMoreTokens())
break;
tok = mt.nextToken();
}
float floatVal = Float.valueOf(tok).floatValue();
if(neg)
floatVal = -floatVal;
matrix.setA(floatVal);
}
if(mt.hasMoreTokens()) {
tok = mt.nextToken();
while(tok.equals(" ") || tok.equals(",") || tok.equals("\n") || tok.equals("\r") || tok.equals("-")) {
if(tok.equals("-")) {
neg = true;
}
if(!mt.hasMoreTokens())
break;
tok = mt.nextToken();
}
float floatVal = Float.valueOf(tok).floatValue();
if(neg)
floatVal = -floatVal;
matrix.setB(floatVal);
}
if(mt.hasMoreTokens()) {
tok = mt.nextToken();
while(tok.equals(" ") || tok.equals(",") || tok.equals("\n") || tok.equals("\r") || tok.equals("-")) {
if(tok.equals("-")) {
neg = true;
}
if(!mt.hasMoreTokens())
break;
tok = mt.nextToken();
}
float floatVal = Float.valueOf(tok).floatValue();
if(neg)
floatVal = -floatVal;
matrix.setC(floatVal);
}
if(mt.hasMoreTokens()) {
tok = mt.nextToken();
while(tok.equals(" ") || tok.equals(",") || tok.equals("\n") || tok.equals("\r") || tok.equals("-")) {
if(tok.equals("-")) {
neg = true;
}
if(!mt.hasMoreTokens())
break;
tok = mt.nextToken();
}
float floatVal = Float.valueOf(tok).floatValue();
if(neg)
floatVal = -floatVal;
matrix.setD(floatVal);
}
SVGLengthImpl length;
if(mt.hasMoreTokens()) {
tok = mt.nextToken();
while(tok.equals(" ") || tok.equals(",") || tok.equals("\n") || tok.equals("\r") || tok.equals("-")) {
if(tok.equals("-")) {
neg = true;
}
if(!mt.hasMoreTokens())
break;
tok = mt.nextToken();
}
if(neg)
tok = "-" + tok;
length = new SVGLengthImpl();
length.setValueAsString(tok);
matrix.setE(length);
}
if(mt.hasMoreTokens()) {
tok = mt.nextToken();
while(tok.equals(" ") || tok.equals(",") || tok.equals("\n") || tok.equals("\r") || tok.equals("-")) {
if(tok.equals("-")) {
neg = true;
}
if(!mt.hasMoreTokens())
break;
tok = mt.nextToken();
}
if(neg)
tok = "-" + tok;
length = new SVGLengthImpl();
length.setValueAsString(tok);
matrix.setF(length);
}
transform.setMatrix(matrix);
list.addElement(transform);
} else {
System.err.println("WARNING Unknown Transform type : " + type);
}
}
}
}
public Vector oldgetTransform()
{
return list;
}
}