/*******************************************************************************
* <copyright>
*
* Copyright (c) 2005, 2010 SAP AG.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* SAP AG - initial API, implementation and documentation
*
* </copyright>
*
*******************************************************************************/
package org.eclipse.graphiti.testtool.sketch.features.style;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.ICustomContext;
import org.eclipse.graphiti.features.custom.AbstractCustomFeature;
import org.eclipse.graphiti.mm.algorithms.GraphicsAlgorithm;
import org.eclipse.graphiti.mm.algorithms.styles.Style;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.services.Graphiti;
/**
* The Class MakeStyleFeature.
*/
public class MakeStyleFeature extends AbstractCustomFeature {
/**
* Instantiates a new make style feature.
*
* @param fp
* the fp
*/
public MakeStyleFeature(IFeatureProvider fp) {
super(fp);
}
public void execute(ICustomContext context) {
String styleId = Double.toString(Math.random());
Style style = Graphiti.getGaCreateService().createStyle(getDiagram(), styleId);
PictogramElement[] pes = context.getPictogramElements();
for (int i = 0; i < pes.length; i++) {
PictogramElement pe = pes[i];
GraphicsAlgorithm ga = pe.getGraphicsAlgorithm();
if (i == 0) {
// copy attributes from GA to style
style.setBackground(ga.getBackground());
style.setForeground(ga.getForeground());
style.setLineStyle(ga.getLineStyle());
Graphiti.getGaService().deleteRenderingStyle(style); // delete the old style
// first to avoid garbage
style.setRenderingStyle(ga.getRenderingStyle());
style.setLineWidth(ga.getLineWidth());
style.setDescription(styleId);
}
ga.setStyle(style);
// unset/reset attributes in GA
ga.setBackground(null);
ga.setForeground(null);
ga.setLineStyle(null);
ga.setRenderingStyle(null);
ga.setLineWidth(null);
}
}
@Override
public String getName() {
return "Make Style";
}
@Override
public boolean canExecute(ICustomContext context) {
PictogramElement[] pes = context.getPictogramElements();
if (pes.length >= 1) {
GraphicsAlgorithm ga = pes[0].getGraphicsAlgorithm();
if (ga != null) {
return (ga.getStyle() == null);
}
}
return false;
}
}