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A tool for displaying and playing SVG content using the Java2D.
/*
* SVG Salamander
* Copyright (c) 2004, Mark McKay
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
* - 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE
* COPYRIGHT HOLDER 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.
*
* Mark McKay can be contacted at [email protected]. Salamander and other
* projects can be found at http://www.kitfox.com
*
* Created on January 26, 2004, 5:25 PM
*/
package com.kitfox.svg;
import com.kitfox.svg.xml.StyleAttribute;
import java.awt.Graphics2D;
import java.awt.Shape;
import java.awt.geom.Rectangle2D;
import java.awt.geom.RectangularShape;
import java.awt.geom.RoundRectangle2D;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
/**
* @author Mark McKay
* @author Mark McKay
*/
public class Rect extends ShapeElement
{
public static final String TAG_NAME = "rect";
float x = 0f;
float y = 0f;
float width = 0f;
float height = 0f;
float rx = 0f;
float ry = 0f;
RectangularShape rect;
/**
* Creates a new instance of Rect
*/
public Rect()
{
}
@Override
public String getTagName()
{
return TAG_NAME;
}
private void writeObject(ObjectOutputStream out) throws IOException
{
out.writeFloat(x);
out.writeFloat(y);
out.writeFloat(width);
out.writeFloat(height);
out.writeFloat(rx);
out.writeFloat(ry);
}
private void readObject(ObjectInputStream in) throws IOException
{
x = in.readFloat();
y = in.readFloat();
width = in.readFloat();
height = in.readFloat();
rx = in.readFloat();
ry = in.readFloat();
if (rx == 0f && ry == 0f)
{
rect = new Rectangle2D.Float(x, y, width, height);
} else
{
rect = new RoundRectangle2D.Float(x, y, width, height, rx * 2, ry * 2);
}
}
/*
public void loaderStartElement(SVGLoaderHelper helper, Attributes attrs, SVGElement parent)
{
//Load style string
super.loaderStartElement(helper, attrs, parent);
String x = attrs.getValue("x");
String y = attrs.getValue("y");
String width = attrs.getValue("width");
String height = attrs.getValue("height");
String rx = attrs.getValue("rx");
String ry = attrs.getValue("ry");
if (rx == null) rx = ry;
if (ry == null) ry = rx;
this.x = XMLParseUtil.parseFloat(x);
this.y = XMLParseUtil.parseFloat(y);
this.width = XMLParseUtil.parseFloat(width);
this.height = XMLParseUtil.parseFloat(height);
if (rx != null)
{
this.rx = XMLParseUtil.parseFloat(rx);
this.ry = XMLParseUtil.parseFloat(ry);
}
build();
// setBounds(this.x, this.y, this.width, this.height);
}
*/
@Override
protected void build() throws SVGException
{
super.build();
StyleAttribute sty = new StyleAttribute();
// SVGElement parent = this.getParent();
// if (parent instanceof RenderableElement)
// {
// RenderableElement re = (RenderableElement)parent;
// Rectangle2D bounds = re.getBoundingBox();
// bounds = null;
// }
if (getPres(sty.setName("x")))
{
x = sty.getFloatValueWithUnits();
}
if (getPres(sty.setName("y")))
{
y = sty.getFloatValueWithUnits();
}
if (getPres(sty.setName("width")))
{
width = sty.getFloatValueWithUnits();
}
if (getPres(sty.setName("height")))
{
height = sty.getFloatValueWithUnits();
}
boolean rxSet = false;
if (getPres(sty.setName("rx")))
{
rx = sty.getFloatValueWithUnits();
rxSet = true;
}
boolean rySet = false;
if (getPres(sty.setName("ry")))
{
ry = sty.getFloatValueWithUnits();
rySet = true;
}
if (!rxSet)
{
rx = ry;
}
if (!rySet)
{
ry = rx;
}
if (rx == 0f && ry == 0f)
{
rect = new Rectangle2D.Float(x, y, width, height);
} else
{
rect = new RoundRectangle2D.Float(x, y, width, height, rx * 2, ry * 2);
}
}
@Override
public void render(Graphics2D g) throws SVGException
{
beginLayer(g);
renderShape(g, rect);
finishLayer(g);
}
@Override
public Shape getShape()
{
return shapeToParent(rect);
}
@Override
public Rectangle2D getBoundingBox() throws SVGException
{
return boundsToParent(includeStrokeInBounds(rect.getBounds2D()));
}
/**
* Updates all attributes in this diagram associated with a time event. Ie,
* all attributes with track information.
*
* @return - true if this node has changed state as a result of the time
* update
*/
@Override
public boolean updateTime(double curTime) throws SVGException
{
// if (trackManager.getNumTracks() == 0) return false;
boolean changeState = super.updateTime(curTime);
//Get current values for parameters
StyleAttribute sty = new StyleAttribute();
boolean shapeChange = false;
if (getPres(sty.setName("x")))
{
float newVal = sty.getFloatValueWithUnits();
if (newVal != x)
{
x = newVal;
shapeChange = true;
}
}
if (getPres(sty.setName("y")))
{
float newVal = sty.getFloatValueWithUnits();
if (newVal != y)
{
y = newVal;
shapeChange = true;
}
}
if (getPres(sty.setName("width")))
{
float newVal = sty.getFloatValueWithUnits();
if (newVal != width)
{
width = newVal;
shapeChange = true;
}
}
if (getPres(sty.setName("height")))
{
float newVal = sty.getFloatValueWithUnits();
if (newVal != height)
{
height = newVal;
shapeChange = true;
}
}
if (getPres(sty.setName("rx")))
{
float newVal = sty.getFloatValueWithUnits();
if (newVal != rx)
{
rx = newVal;
shapeChange = true;
}
}
if (getPres(sty.setName("ry")))
{
float newVal = sty.getFloatValueWithUnits();
if (newVal != ry)
{
ry = newVal;
shapeChange = true;
}
}
if (shapeChange)
{
build();
// if (rx == 0f && ry == 0f)
// {
// rect = new Rectangle2D.Float(x, y, width, height);
// }
// else
// {
// rect = new RoundRectangle2D.Float(x, y, width, height, rx * 2, ry * 2);
// }
// return true;
}
return changeState || shapeChange;
}
}