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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.GeneralPath;
34  
35  /**
36   * Draws the cloud symbol of flowchart diagrams.
37   */
38  public class FlowchartCloudPainter extends AbstractFlowchartPainter {
39    protected Shape newShape( NodeRealizer context ) {
40      double x = context.getX();
41      double y = context.getY();
42      double height = context.getHeight();
43      double width = context.getWidth();
44      double asymetrConstY = 0.03 * height;
45      double asymetrConstX = 0.05 * width;
46      double xOffset1 = 0.125;
47      double yOffset1 = 0.250;
48      double yOffset2 = 0.18;
49  
50      GeneralPath shapePath = new GeneralPath();
51      shapePath.moveTo((float) (x+ xOffset1 *width), (float)(y+0.5*height+asymetrConstY));
52      shapePath.curveTo((float) x, (float) (y+ yOffset1 *height), (float) (x+ 0.125 *width), (float) y, (float) (x + 0.33*width), (float) (y + yOffset2 *height));
53      shapePath.curveTo((float) (x + 0.33*width), (float) y, (float) (x+width-0.33*width), (float) y, (float) (x+width-0.33*width), (float) (y + yOffset2 *height));
54      shapePath.curveTo((float) (x + width- 0.125 *width), (float) y, (float) (x+width), (float) (y+ yOffset1 *height), (float) (x+width- xOffset1 *width), (float) (y + 0.5*height - asymetrConstY));
55  
56      shapePath.curveTo((float) (x+width), (float) (y+height- yOffset1 *height), (float) (x + width- 0.125 *width), (float) (y+height), (float) (x+width-0.33*width+asymetrConstX), (float) (y + height - yOffset2 *height));
57      shapePath.curveTo((float) (x+width-0.33*width), (float) (y+height), (float) (x + 0.33*width), (float) (y+height), (float) (x + 0.33*width+asymetrConstX), (float) (y + height- yOffset2 *height));
58      shapePath.curveTo((float) (x+ 0.125 *width), (float) (y+height), (float)x, (float) (y+height- yOffset1 *height), (float) (x+ xOffset1 *width), (float)(y+0.5*height+asymetrConstY));
59      shapePath.closePath();
60      return shapePath;
61    }
62  }
63