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4    * 72070 Tuebingen, Germany. All rights reserved.
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28  package demo.view.flowchart.painters;
29  
30  import y.view.NodeRealizer;
31  
32  import java.awt.Shape;
33  import java.awt.geom.Ellipse2D;
34  import java.awt.geom.Line2D;
35  
36  /**
37   * Draws the sequential data symbol of flowchart diagrams.
38   */
39  public class FlowchartSequentialDataPainter extends AbstractFlowchartPainter {
40    protected Shape newShape( NodeRealizer context ) {
41      double height = context.getHeight();
42      double width = context.getWidth();
43      double x = context.getX();
44      double y = context.getY();
45      double diameter = Math.min(height, width);
46      double borderDistanceX = Math.max((width - diameter)/2, 0);
47      double borderDistanceY = Math.max((height - diameter)/2, 0);
48      return new Ellipse2D.Double(x + borderDistanceX, y + borderDistanceY, diameter, diameter);
49    }
50  
51    public Shape newDecoration( NodeRealizer context ) {
52      double height = context.getHeight();
53      double width = context.getWidth();
54      double x = context.getX();
55      double y = context.getY();
56      double diameter = Math.min(height, width);
57      double borderDistanceX = Math.max((width - diameter)/2, 0);
58      double borderDistanceY = Math.max((height - diameter)/2, 0);
59      return new Line2D.Double(x + borderDistanceX + diameter/2, y + borderDistanceY + diameter, x + width - borderDistanceX, y + borderDistanceY + diameter);
60    }
61  }
62