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annotate dwtx/draw2d/graph/TransposeMetrics.d @ 98:95307ad235d9

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Added Draw2d code, still work in progress
author Frank Benoit <benoit@tionex.de>
date Sun, 03 Aug 2008 00:52:14 +0200
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1 /*******************************************************************************
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2 * Copyright (c) 2005, 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13
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14 module dwtx.draw2d.graph.TransposeMetrics;
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15
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16 import dwt.dwthelper.utils;
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17 import dwtx.dwtxhelper.Collection;
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18
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19 import dwtx.draw2d.PositionConstants;
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20 import dwtx.draw2d.geometry.Transposer;
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21 import dwtx.draw2d.graph.GraphVisitor;
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22 import dwtx.draw2d.graph.DirectedGraph;
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23 import dwtx.draw2d.graph.Node;
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24 import dwtx.draw2d.graph.Edge;
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25 import dwtx.draw2d.graph.VirtualNode;
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26
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27 class TransposeMetrics : GraphVisitor {
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28
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29 Transposer t;
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30
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31 public this(){
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32 t = new Transposer();
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33 }
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34
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35 public void visit(DirectedGraph g) {
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36 if (g.getDirection() is PositionConstants.SOUTH)
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37 return;
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38 t.setEnabled(true);
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39 int temp;
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40 g.setDefaultPadding(t.t(g.getDefaultPadding()));
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41 for (int i = 0; i < g.nodes.size(); i++) {
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42 Node node = g.nodes.getNode(i);
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43 temp = node.width;
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44 node.width = node.height;
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45 node.height = temp;
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46 if (node.getPadding() !is null)
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47 node.setPadding(t.t(node.getPadding()));
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48 }
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49 }
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50
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51 public void revisit(DirectedGraph g) {
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52 if (g.getDirection() is PositionConstants.SOUTH)
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53 return;
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54 int temp;
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55 g.setDefaultPadding(t.t(g.getDefaultPadding()));
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56 for (int i = 0; i < g.nodes.size(); i++) {
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57 Node node = cast(Node)g.nodes.get(i);
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58 temp = node.width;
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59 node.width = node.height;
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60 node.height = temp;
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61 temp = node.y;
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62 node.y = node.x;
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63 node.x = temp;
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64 if (node.getPadding() !is null)
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65 node.setPadding(t.t(node.getPadding()));
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66 }
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67 for (int i = 0; i < g.edges.size(); i++) {
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68 Edge edge = g.edges.getEdge(i);
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69 edge.start.transpose();
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70 edge.end.transpose();
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71 edge.getPoints().transpose();
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72 List bends = edge.vNodes;
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73 if (bends is null)
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74 continue;
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75 for (int b = 0; b < bends.size(); b++) {
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76 VirtualNode vnode = cast(VirtualNode) bends.get(b);
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77 temp = vnode.y;
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78 vnode.y = vnode.x;
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79 vnode.x = temp;
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80 temp = vnode.width;
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81 vnode.width = vnode.height;
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82 vnode.height = temp;
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83 }
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84 }
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85 g.size.transpose();
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86 }
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87
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88 }