/* ******************************************************************************
* Copyright (c) 2006-2012 XMind Ltd. and others.
*
* This file is a part of XMind 3. XMind releases 3 and
* above are dual-licensed under the Eclipse Public License (EPL),
* which is available at http://www.eclipse.org/legal/epl-v10.html
* and the GNU Lesser General Public License (LGPL),
* which is available at http://www.gnu.org/licenses/lgpl.html
* See http://www.xmind.net/license.html for details.
*
* Contributors:
* XMind Ltd. - initial API and implementation
*******************************************************************************/
package org.xmind.ui.internal.branch;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.draw2d.geometry.Insets;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.Rectangle;
import org.xmind.gef.draw2d.geometry.Geometry;
import org.xmind.ui.mindmap.IBranchPart;
public class RadialUtils {
static Insets getRefInsets(IFigure f, boolean rightOrLeft) {
return getRefInsets(f.getPreferredSize(), rightOrLeft);
}
static Insets getRefInsets(Dimension size, boolean rightOrLeft) {
Insets ins = new Insets(size.height / 2, rightOrLeft ? 0 : size.width,
size.height - size.height / 2, rightOrLeft ? size.width : 0);
return ins;
}
static boolean isLeft(int parentX, int childX) {
return childX < parentX;
}
public static Rectangle getPrefBounds(IBranchPart branch, Point reference,
boolean firstOrSecond) {
Insets ins = getRefInsets(branch.getFigure(), firstOrSecond);
return Geometry.getExpanded(reference, ins);
}
public static Rectangle getPrefBounds(Dimension size, Point reference,
boolean firstOrSecond) {
Insets ins = getRefInsets(size, firstOrSecond);
return Geometry.getExpanded(reference, ins);
}
}