org.eclipse.opencert.gsn.figures/src/org/eclipse/opencert/gsn/figures/GSNStrategy.java

/*******************************************************************************
 * Copyright (c) 2016 Fundación Tecnalia Research & Innovation and KPIT Technologies.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.html
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *   Huascar Espinoza(Tecnalia) - initial API and implementation
 *   Alejandra Ruíz(Tecnalia) - initial API and implementation
 *   Idoya Del Río(Tecnalia) - initial API and implementation
 *   Mari Carmen Palacios(Tecnalia) - initial API and implementation
 *   Angel López(Tecnalia) - initial API and implementation
 *   Jan Mauersberger(KPIT)- LayoutUtil implementation
 *   Sascha Baumgart(KPIT)- LayoutUtil implementation
 *******************************************************************************/
package org.eclipse.opencert.gsn.figures;

import org.eclipse.draw2d.Figure;
import org.eclipse.draw2d.Graphics;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.PointList;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.gmf.runtime.draw2d.ui.figures.WrappingLabel;

public class GSNStrategy extends Figure {
	
	
	//says if the element is related with any entity abstraction extension
	private  int shape;
	
	public GSNStrategy(){
		this.setShape(0);
		this.setMinimumSize(new Dimension(80,60));

	}
	
	@Override
	public void paint(Graphics graphics) {
		
		Rectangle r = getBounds();
		if (getShape()==0){

			// Define the points of a parallelogram
			Point p1 = new Point(r.x+r.width/12, r.y);
			Point p2 = new Point(r.x + r.width, r.y);
			Point p3 = new Point(r.x, r.y + r.height);
			Point p4 = new Point(r.x + 11*r.width/12, r.y + r.height);
			
			
			PointList pointList = new PointList();
			pointList.addPoint(p1);
			pointList.addPoint(p2);
			pointList.addPoint(p3);
			pointList.addPoint(p4);		
		
			// Fill the shape
			graphics.fillPolygon(pointList);
			// Draw the outline
			graphics.drawLine(p1, p2);
			graphics.drawLine(p1, p3);
			graphics.drawLine(p3, p4);
			graphics.drawLine(p2, p4);
		
	
		}		
		else{
			// Define the points of a parallelogram
			Point p1 = new Point(r.x+r.width/12, r.y);
			Point p2 = new Point(r.x + r.width, r.y);
			Point p3 = new Point(r.x, r.y + 3*r.height/4);
			Point p4 = new Point(r.x + 11*r.width/12, r.y + 3*r.height/4);
			
			
			PointList pointList = new PointList();
			pointList.addPoint(p1);
			pointList.addPoint(p2);
			pointList.addPoint(p3);
			pointList.addPoint(p4);		
			//undeveloped element status
			if(getShape()==1){
				Point p5 = new Point(r.x+r.width/2, r.y+3*r.height/4);
				Point p6 = new Point(r.x + 5*r.width/8, r.y+7*r.height/8);
				Point p7 = new Point(r.x+r.width/2, r.y + r.height);
				Point p8 = new Point(r.x + 3*r.width/8, r.y + 7*r.height/8);
	
				pointList.addPoint(p5);
				pointList.addPoint(p6);
				pointList.addPoint(p7);
				pointList.addPoint(p8);	
				// Fill the shape
				graphics.fillPolygon(pointList);
				
				// Draw the outline
				graphics.drawLine(p1, p2);
				graphics.drawLine(p1, p3);
				graphics.drawLine(p3, p4);
				graphics.drawLine(p2, p4);
			
				// Draw the outline
				graphics.drawLine(p5, p6);
				graphics.drawLine(p6, p7);
				graphics.drawLine(p7, p8);
				graphics.drawLine(p5, p8);
			
			}
			//uninstantiated element status
			else if(getShape()==2){
		
			
				Point p5 = new Point(r.x+r.width/2, r.y+3*r.height/4);
				Point p6 = new Point(r.x + 5*r.width/8, r.y+7*r.height/8);
				Point p7 = new Point(r.x+r.width/2, r.y + r.height);
				Point p8 = new Point(r.x + 3*r.width/8, r.y + 7*r.height/8);		
		
				pointList.addPoint(p5);
				pointList.addPoint(p6);
				pointList.addPoint(p7);
				pointList.addPoint(p8);	
				// Fill the shape
				graphics.fillPolygon(pointList);
				
				// Draw the outline
				graphics.drawLine(p1, p2);
				graphics.drawLine(p1, p3);
				graphics.drawLine(p3, p4);
				graphics.drawLine(p2, p4);
			
				// Draw the outline
				graphics.drawLine(p5, p6);
				graphics.drawLine(p6, p8);
				graphics.drawLine(p5, p8);
			
			}
			//undeveloped and uninstantiated element status
			else if(getShape()==3){
			
				Point p5 = new Point(r.x+r.width/2, r.y+3*r.height/4);
				Point p6 = new Point(r.x + 5*r.width/8, r.y+7*r.height/8);
				Point p7 = new Point(r.x+r.width/2, r.y + r.height);
				Point p8 = new Point(r.x + 3*r.width/8, r.y + 7*r.height/8);		
		
				pointList.addPoint(p5);
				pointList.addPoint(p6);
				pointList.addPoint(p7);
				pointList.addPoint(p8);	
				// Fill the shape
				graphics.fillPolygon(pointList);
				
				// Draw the outline
				graphics.drawLine(p1, p2);
				graphics.drawLine(p1, p3);
				graphics.drawLine(p3, p4);
				graphics.drawLine(p2, p4);
			
				// Draw the outline
				graphics.drawLine(p5, p6);
				graphics.drawLine(p6, p7);
				graphics.drawLine(p7, p8);
				graphics.drawLine(p5, p8);
				graphics.drawLine(p6, p8);
		
			}
			
		}
		
		
		// Move the first label to the center of the parallelogram
		WrappingLabel label = (WrappingLabel) getChildren().get(0);
		LayoutUtil.moveToCenterAndUp(label, this, graphics);
		label.paint(graphics);
		// Move the second label to the center of the parallelogram
		label = (WrappingLabel) getChildren().get(1);
		LayoutUtil.moveToCenterAndDown(label, this, graphics);
		label.paint(graphics);
		
		
		
		
		
	}
	public  void setShape(int shape) {
		this.shape = shape;
	}
	public  int getShape() {
		return shape;
	}	
}