/*
* @(#)RoundRectangleFigure.java
*
* Project: JHotdraw - a GUI framework for technical drawings
* http://www.jhotdraw.org
* http://jhotdraw.sourceforge.net
* Copyright: (c) by the original author(s) and all contributors
* License: Lesser GNU Public License (LGPL)
* http://www.opensource.org/licenses/lgpl-license.html
*/
package org.jhotdraw.figures;
import java.awt.*;
import java.io.IOException;
import java.util.List;
import org.jhotdraw.framework.*;
import org.jhotdraw.standard.*;
import org.jhotdraw.util.*;
/**
* A round rectangle figure.
*
* @see RadiusHandle
*
* @version <$CURRENT_VERSION$>
*/
public class RoundRectangleFigure extends AttributeFigure {
private Rectangle fDisplayBox;
private int fArcWidth;
private int fArcHeight;
private static final int DEFAULT_ARC = 8;
/*
* Serialization support.
*/
private static final long serialVersionUID = 7907900248924036885L;
private int roundRectangleSerializedDataVersion = 1;
public RoundRectangleFigure() {
this(new Point(0,0), new Point(0,0));
fArcWidth = fArcHeight = DEFAULT_ARC;
}
public RoundRectangleFigure(Point origin, Point corner) {
basicDisplayBox(origin,corner);
fArcWidth = fArcHeight = DEFAULT_ARC;
}
public void basicDisplayBox(Point origin, Point corner) {
fDisplayBox = new Rectangle(origin);
fDisplayBox.add(corner);
}
/**
* Sets the arc's witdh and height.
*/
public void setArc(int width, int height) {
willChange();
fArcWidth = width;
fArcHeight = height;
changed();
}
/**
* Gets the arc's width and height.
*/
public Point getArc() {
return new Point(fArcWidth, fArcHeight);
}
public HandleEnumeration handles() {
List handles = CollectionsFactory.current().createList();
BoxHandleKit.addHandles(this, handles);
handles.add(new RadiusHandle(this));
return new HandleEnumerator(handles);
}
public Rectangle displayBox() {
return new Rectangle(
fDisplayBox.x,
fDisplayBox.y,
fDisplayBox.width,
fDisplayBox.height);
}
protected void basicMoveBy(int x, int y) {
fDisplayBox.translate(x,y);
}
public void drawBackground(Graphics g) {
Rectangle r = displayBox();
/*
* JP, 25-May-03: Changed from (width-1, height-1) to (width, height),
* because figures were not filled completely (JDK 1.4.x). Might invalidate
* fix for #661878. If the problem is JDK-dependant, maybe the JDK version
* should be taken into account here?
*/
g.fillRoundRect(r.x, r.y, r.width, r.height, fArcWidth, fArcHeight);
}
public void drawFrame(Graphics g) {
Rectangle r = displayBox();
g.drawRoundRect(r.x, r.y, r.width-1, r.height-1, fArcWidth, fArcHeight);
}
public Insets connectionInsets() {
return new Insets(fArcHeight/2, fArcWidth/2, fArcHeight/2, fArcWidth/2);
}
public Connector connectorAt(int x, int y) {
return new ShortestDistanceConnector(this); // just for demo purposes
}
public void write(StorableOutput dw) {
super.write(dw);
dw.writeInt(fDisplayBox.x);
dw.writeInt(fDisplayBox.y);
dw.writeInt(fDisplayBox.width);
dw.writeInt(fDisplayBox.height);
dw.writeInt(fArcWidth);
dw.writeInt(fArcHeight);
}
public void read(StorableInput dr) throws IOException {
super.read(dr);
fDisplayBox = new Rectangle(
dr.readInt(),
dr.readInt(),
dr.readInt(),
dr.readInt());
fArcWidth = dr.readInt();
fArcHeight = dr.readInt();
}
}