| 1 | package de.uka.ipd.sdq.pcm.gmf.composite; |
| 2 | |
| 3 | import org.eclipse.draw2d.ChopboxAnchor; |
| 4 | import org.eclipse.draw2d.ConnectionAnchor; |
| 5 | import org.eclipse.draw2d.Graphics; |
| 6 | import org.eclipse.draw2d.IFigure; |
| 7 | import org.eclipse.draw2d.PositionConstants; |
| 8 | import org.eclipse.draw2d.geometry.Rectangle; |
| 9 | |
| 10 | /** |
| 11 | * Represents the border figure --[ for provided infrastructure roles. The figure is rotated depending on it's relative location with respect to it's parent. |
| 12 | * |
| 13 | * @author groenda |
| 14 | */ |
| 15 | public class InfrastructureRequiredRoleManualFigure extends AbstractBorderFigure { |
| 16 | |
| 17 | /** |
| 18 | * @param size width and height of the figure in logical units (LP) |
| 19 | * @param posType position type of the figure |
| 20 | */ |
| 21 | public InfrastructureRequiredRoleManualFigure(int logicalSize, POSITION_TYPE posType) { |
| 22 | super(logicalSize, posType); |
| 23 | } |
| 24 | |
| 25 | protected void paintFigure(Graphics graphics) { |
| 26 | super.paintFigure(graphics); |
| 27 | |
| 28 | if (getBorderItemLocator() == null) { |
| 29 | throw new IllegalStateException("border item locator null in InfrastructureProvidedRoleFigure.paintFigure"); |
| 30 | } |
| 31 | |
| 32 | // determine the side the border item is located relative to it's parent |
| 33 | int side = (getBorderItemLocator() == null ? PositionConstants.EAST : getBorderItemLocator().getCurrentSideOfParent()); |
| 34 | |
| 35 | Rectangle rect = new Rectangle(); |
| 36 | graphics.getClip(rect); |
| 37 | |
| 38 | // shrink rect so the last pixel of the circle is not clipped by the bounding box |
| 39 | rect.shrink(1, 1); |
| 40 | |
| 41 | /* Figure: |
| 42 | * +- |
| 43 | * --| |
| 44 | * +- |
| 45 | */ |
| 46 | switch(side){ |
| 47 | case PositionConstants.EAST: |
| 48 | // stem |
| 49 | graphics.drawLine(rect.getLeft().x,rect.getCenter().y,rect.getCenter().x,rect.getCenter().y); |
| 50 | // | |
| 51 | graphics.drawLine(rect.getCenter().x, rect.getTop().y+rect.height*1/8, rect.getCenter().x, rect.getTop().y+rect.height*7/8); |
| 52 | // upper |
| 53 | graphics.drawLine(rect.getCenter().x, rect.getTop().y+rect.height*1/8, rect.getCenter().x+rect.width*3/8, rect.getTop().y+rect.height*1/8); |
| 54 | // lower |
| 55 | graphics.drawLine(rect.getCenter().x, rect.getTop().y+rect.height*7/8, rect.getCenter().x+rect.width*3/8, rect.getTop().y+rect.height*7/8); |
| 56 | break; |
| 57 | case PositionConstants.WEST: |
| 58 | graphics.drawLine(rect.getRight().x,rect.getCenter().y,rect.getCenter().x,rect.getCenter().y); |
| 59 | // | |
| 60 | graphics.drawLine(rect.getCenter().x, rect.getTop().y+rect.height*1/8, rect.getCenter().x, rect.getTop().y+rect.height*7/8); |
| 61 | // upper |
| 62 | graphics.drawLine(rect.getCenter().x, rect.getTop().y+rect.height*1/8, rect.getCenter().x-rect.width*3/8, rect.getTop().y+rect.height*1/8); |
| 63 | // lower |
| 64 | graphics.drawLine(rect.getCenter().x, rect.getTop().y+rect.height*7/8, rect.getCenter().x-rect.width*3/8, rect.getTop().y+rect.height*7/8); |
| 65 | break; |
| 66 | case PositionConstants.NORTH: |
| 67 | graphics.drawLine(rect.getCenter().x,rect.getBottom().y,rect.getCenter().x,rect.getCenter().y); |
| 68 | // | |
| 69 | graphics.drawLine(rect.getLeft().x+rect.width*1/8, rect.getCenter().y, rect.getRight().x-rect.width*1/8, rect.getCenter().y); |
| 70 | // upper |
| 71 | graphics.drawLine(rect.getLeft().x+rect.width*1/8, rect.getCenter().y, rect.getLeft().x+rect.width*1/8, rect.getCenter().y-rect.height*3/8); |
| 72 | // lower |
| 73 | graphics.drawLine(rect.getRight().x-rect.width*1/8, rect.getCenter().y, rect.getRight().x-rect.width*1/8, rect.getCenter().y-rect.height*3/8); |
| 74 | break; |
| 75 | case PositionConstants.SOUTH: |
| 76 | graphics.drawLine(rect.getCenter().x,rect.getTop().y,rect.getCenter().x,rect.getCenter().y); |
| 77 | // | |
| 78 | graphics.drawLine(rect.getLeft().x+rect.width*1/8, rect.getCenter().y, rect.getRight().x-rect.width*1/8, rect.getCenter().y); |
| 79 | // upper |
| 80 | graphics.drawLine(rect.getLeft().x+rect.width*1/8, rect.getCenter().y, rect.getLeft().x+rect.width*1/8, rect.getCenter().y+rect.height*3/8); |
| 81 | // lower |
| 82 | graphics.drawLine(rect.getRight().x-rect.width*1/8, rect.getCenter().y, rect.getRight().x-rect.width*1/8, rect.getCenter().y+rect.height*3/8); |
| 83 | break; |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * @return the rectangle surrounding the [ part of the figure |
| 89 | * relative to the position of the figure |
| 90 | */ |
| 91 | private Rectangle getTargetConnectionFigureBounds() { |
| 92 | int side = (getBorderItemLocator() == null ? PositionConstants.EAST : getBorderItemLocator().getCurrentSideOfParent()); |
| 93 | |
| 94 | Rectangle rect = getBounds(); |
| 95 | Rectangle result = null; |
| 96 | |
| 97 | switch(side){ |
| 98 | case PositionConstants.EAST: |
| 99 | result = new Rectangle(rect.getCenter().x, rect.getTop().y+rect.height*1/8, rect.width*3/8, rect.height*6/8); |
| 100 | break; |
| 101 | case PositionConstants.WEST: |
| 102 | result = new Rectangle(rect.getLeft().x+rect.width*1/8, rect.getTop().y+rect.height*1/8, rect.width*3/8, rect.height*6/8); |
| 103 | break; |
| 104 | case PositionConstants.NORTH: |
| 105 | result = new Rectangle(rect.getCenter().x-rect.width*3/8, rect.getTop().y+rect.height*1/8, rect.width*6/8, rect.height*3/8); |
| 106 | break; |
| 107 | case PositionConstants.SOUTH: |
| 108 | result = new Rectangle(rect.getCenter().x-rect.width*3/8, rect.getCenter().y, rect.height*6/8, rect.height*3/8); |
| 109 | break; |
| 110 | } |
| 111 | return result; |
| 112 | } |
| 113 | |
| 114 | /**Anchor providing a connection point to the rectangular connection part of {@link InfrastructureRequiredRoleManualFigure}. |
| 115 | * @author groenda |
| 116 | * |
| 117 | */ |
| 118 | private class RectangleAnchor extends ChopboxAnchor { |
| 119 | public RectangleAnchor(IFigure owner) { |
| 120 | super(owner); |
| 121 | } |
| 122 | |
| 123 | @Override |
| 124 | protected Rectangle getBox() { |
| 125 | return getTargetConnectionFigureBounds(); |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | protected ConnectionAnchor createAnchorInternal() { |
| 130 | return new RectangleAnchor(this); |
| 131 | } |
| 132 | |
| 133 | protected ConnectionAnchor createAnchorExternal() { |
| 134 | return new StemAnchor(this); |
| 135 | } |
| 136 | } |