/**
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.drools.eclipse.flow.common.editor.editpart.figure;
import org.eclipse.draw2d.AbstractConnectionAnchor;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.ScalableFigure;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.PrecisionPoint;
import org.eclipse.draw2d.geometry.Rectangle;
public class FixedConnectionAnchor extends AbstractConnectionAnchor {
public boolean leftToRight = true;
public int offsetH;
public int offsetV;
public boolean topDown = true;
public FixedConnectionAnchor(IFigure owner) {
super(owner);
}
public void ancestorMoved(IFigure figure) {
if (figure instanceof ScalableFigure) {
return;
}
super.ancestorMoved(figure);
}
public Point getLocation(Point reference) {
Rectangle r = getOwner().getBounds();
int x, y;
if (topDown) {
y = r.y + offsetV;
} else {
y = r.bottom() - 1 - offsetV;
}
if (leftToRight) {
x = r.x + offsetH;
} else {
x = r.right() - 1 - offsetH;
}
Point p = new PrecisionPoint(x, y);
getOwner().translateToAbsolute(p);
return p;
}
public Point getReferencePoint() {
return getLocation(null);
}
public void setOffsetH(int offsetH) {
this.offsetH = offsetH;
fireAnchorMoved();
}
public void setOffsetV(int offsetV) {
this.offsetV = offsetV;
fireAnchorMoved();
}
public boolean equals(Object o) {
if (o instanceof FixedConnectionAnchor) {
FixedConnectionAnchor fa = (FixedConnectionAnchor) o;
if (fa.leftToRight == this.leftToRight
&& fa.topDown == this.topDown && fa.offsetH == this.offsetH
&& fa.offsetV == this.offsetV
&& fa.getOwner() == this.getOwner()) {
return true;
}
}
return false;
}
public int hashCode() {
return ((this.leftToRight ? 31 : 0) + (this.topDown ? 37 : 0)
+ this.offsetH * 43 + this.offsetV * 47)
^ this.getOwner().hashCode();
}
}