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annotate dwtx/draw2d/graph/Rank.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) 2003, 2005 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 module dwtx.draw2d.graph.Rank;
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14
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15 import dwt.dwthelper.utils;
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16 import dwtx.draw2d.graph.Node;
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17 import dwtx.draw2d.graph.SubgraphBoundary;
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18 import dwtx.draw2d.graph.NodeList;
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19
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20 /**
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21 * For Internal Use only.
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22 * @author hudsonr
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23 * @since 2.1.2
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24 */
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25 public class Rank : NodeList {
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26
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27 alias NodeList.add add;
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28
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29 int bottomPadding;
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30 int height;
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31 int location;
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32
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33 const int hash;
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34 int topPadding;
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35 int total;
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36
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37 public this(){
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38 hash = (new Object()).toHash();
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39 }
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40
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41 void add(Node n) {
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42 super.add(n);
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43 }
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44
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45 void assignIndices() {
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46 total = 0;
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47 Node node;
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48
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49 int mag;
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50 for (int i = 0; i < size(); i++) {
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51 node = getNode(i);
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52 mag = Math.max(1, node.incoming.size() + node.outgoing.size());
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53 mag = Math.min(mag, 5);
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54 if (null !is cast(SubgraphBoundary)node )
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55 mag = 4;
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56 total += mag;
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57 node.index = total;
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58 total += mag;
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59 }
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60 }
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61
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62 /**
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63 * Returns the number of nodes in this rank.
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64 * @return the number of nodes
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65 */
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66 public int count() {
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67 return super.size();
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68 }
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69
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70 /**
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71 * @see Object#equals(Object)
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72 */
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73 public override int opEquals(Object o) {
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74 return o is this;
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75 }
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76
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77 /**
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78 * @see Object#toHash()
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79 * Overridden for speed based on equality.
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80 */
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81 public override hash_t toHash() {
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82 return hash;
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83 }
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84
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85 void setDimensions(int location, int rowHeight) {
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86 this.height = rowHeight;
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87 this.location = location;
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88 for (int i = 0; i < size(); i++) {
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89 Node n = getNode(i);
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90 n.y = location;
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91 n.height = rowHeight;
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92 }
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93 }
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94
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95 /**
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96 * @deprecated Do not call
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97 */
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98 public void sort() { }
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99
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100 }