/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.ui.notations.flowchart.figures;
import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.ConnectionAnchor;
import org.eclipse.draw2d.Graphics;
import org.eclipse.draw2d.MarginBorder;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.swt.graphics.Image;
import org.whole.lang.ui.figures.AnchorFactory;
import org.whole.lang.ui.figures.EntityFigure;
import org.whole.lang.ui.figures.FigureConstants;
import org.whole.lang.ui.figures.NodeFigure;
import org.whole.lang.ui.figures.PaintFigureHelper;
import org.whole.lang.ui.layout.Alignment;
import org.whole.lang.ui.layout.ColumnLayout;
import org.whole.lang.ui.layout.RowLayout;
import org.whole.lang.ui.notations.NotationImages;
/**
* @author Riccardo Solmi
*/
public class ForeachFigure extends NodeFigure {
public static final int gap = 4;
protected EntityFigure row0;
public ForeachFigure() {
this(NotationImages.LOOP16);
}
public ForeachFigure(Image labelImage) {
initContentPanes(2);
setLayoutManager(new ColumnLayout().withMinorAlignment(Alignment.CENTER).withSpacing(gap*2));
row0 = new EntityFigure(new RowLayout().withMinorAlignment(Alignment.CENTER).withSpacing(2));
row0.addLabel(labelImage);
row0.add(createContentPane(0));
add(row0);
add(createContentPane(1));
setBorder(new MarginBorder(gap,4,4,4));
}
protected ConnectionAnchor[] createAnchors() {
return new ConnectionAnchor[] {
AnchorFactory.createTopOrBottomMiddleAnchor(this)};
}
public Dimension getPreferredSize(int wHint, int hHint) {
Dimension d = super.getPreferredSize(wHint, hHint);
d.width = Math.max(d.width, 41);
return d;
}
public void paintFigure(Graphics g) {
super.paintFigure(g);
Rectangle bounds = getBounds();
Rectangle rTimes = row0.getBounds();
Rectangle r = Rectangle.SINGLETON;
r.setLocation(bounds.x, bounds.y);
r.setSize(bounds.width, gap*2 + rTimes.height);
PaintFigureHelper.drawFilledRectangle(g, r,
ColorConstants.black, FigureConstants.lightGray);
r.height = bounds.height-1;
g.drawRectangle(r);
}
}