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annotate trunk/src/docgen/graphutils/dotwriter.d @ 717:cb8edb09108a

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Updated docgen (mostly) to new tango. Reflective options. Updated translations.
author Jari-Matti M?kel? <jmjm@iki.fi>
date Fri, 01 Feb 2008 15:05:56 +0200
parents db7e27b5c180
children ec8dd7b8bf0c
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1 /**
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2 * Author: Aziz Köksal & Jari-Matti Mäkelä
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3 * License: GPL3
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4 */
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5 module docgen.graphutils.dotwriter;
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6 import docgen.graphutils.writer;
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7
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8 import tango.io.Print: Print;
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9 import tango.text.convert.Layout : Layout;
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10 import tango.io.FilePath;
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11 import tango.text.Util;
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12 import tango.text.convert.Sprint;
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13 debug import tango.io.Stdout;
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14
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15 /**
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16 * Creates a graph rule file for the dot utility.
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17 */
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18 class DotWriter : AbstractGraphWriter {
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19 public:
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20
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21 this(GraphWriterFactory factory, PageWriter writer) {
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22 super(factory, writer);
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23 }
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24
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25 void generateDepGraph(Vertex[] vertices, Edge[] edges, OutputStream imageFile) {
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26 generateImageTag(imageFile);
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27
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28 auto image = generateDepImageFile(vertices, edges);
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29 auto printer = new Print!(char)(new Layout!(char), imageFile);
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30 printer(image);
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31 }
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32
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33 protected:
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34
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35 char[] generateDepImageFile(Vertex[] vertices, Edge[] edges) {
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36 char[] image;
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37 auto sprint = new Sprint!(char);
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38
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39 Vertex[][char[]] verticesByPckgName;
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40 if (factory.options.graph.groupByFullPackageName ||
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41 factory.options.graph.groupByPackageNames) {
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42 foreach (mod; vertices) {
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43 auto parts = mod.name.delimit(".");
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44
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45 if (parts.length>1) {
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46 auto pkg = parts[0..$-1].join(".");
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47 verticesByPckgName[pkg] ~= mod;
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48 }
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49 }
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50 }
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51
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52 if (factory.options.graph.highlightCyclicVertices ||
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53 factory.options.graph.highlightCyclicEdges)
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54 findCycles(vertices, edges);
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55
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56 image ~= "Digraph ModuleDependencies {\n";
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57
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58 foreach (module_; vertices) {
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59 auto nodeName =
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60 factory.options.graph.groupByPackageNames ?
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61 module_.name.split(".")[$-1] :
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62 module_.name;
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63
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64 image ~= sprint.format(
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65 ` n{} [label="{}",style=filled,fillcolor={}];`\n,
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66 module_.id,
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67 nodeName,
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68 module_.isCyclic && factory.options.graph.highlightCyclicVertices ?
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69 factory.options.graph.cyclicNodeColor :
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70 module_.type == VertexType.UnlocatableModule ?
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71 factory.options.graph.unlocatableNodeColor :
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72 factory.options.graph.nodeColor
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73 );
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74 }
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75
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76 foreach (edge; edges)
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77 image ~= sprint.format(
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78 ` n{} -> n{}[color={}];`\n,
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79 edge.outgoing.id,
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80 edge.incoming.id,
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81 edge.isCyclic ?
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82 factory.options.graph.cyclicDepColor :
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83 edge.type == EdgeType.PublicDependency ?
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84 factory.options.graph.publicDepColor ~ ",style=bold" :
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85 factory.options.graph.depColor
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86 );
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87
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88 if (factory.options.graph.groupByPackageNames)
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89
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90 if (!factory.options.graph.groupByFullPackageName) {
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91 foreach (packageName, vertices; verticesByPckgName) {
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92 auto name = packageName.split(".");
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93
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94 if (name.length > 1) {
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95 char[] pkg;
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96 foreach(part; name) {
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97 pkg ~= part ~ ".";
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98 image ~= sprint.format(
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99 `subgraph "cluster_{0}" {{`\n` label="{0}"`\n,
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100 pkg[0..$-1],
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101 pkg[0..$-1]
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102 );
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103 }
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104 for (int i=0; i< name.length; i++) {
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105 image ~= "}\n";
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106 }
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107 }
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108 }
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109 }
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110 foreach (packageName, vertices; verticesByPckgName) {
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111 image ~= sprint.format(
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112 ` subgraph "cluster_{0}" {{`\n` label="{0}";color=`
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113 ~ factory.options.graph.clusterColor ~ `;`\n` `,
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114 packageName,
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115 packageName
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116 );
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117
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118 foreach (module_; vertices)
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119 image ~= sprint.format(`n{0};`, module_.id);
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120 image ~= "\n }\n";
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121 }
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122
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123 image ~= "}";
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124
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125 return image;
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126 }
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127
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128 void generateImageTag(OutputStream imageFile) {
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129 // name of the .dot file
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130 char[] fn = (cast(Object)imageFile.conduit).toString();
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131 fn = FilePath(fn).file;
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132
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133 fn = fn[0..$-3] ~ imageFormatExts[factory.options.graph.imageFormat];
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134
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135 writer.addGraphics(fn);
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136 }
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137 }
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138
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139 class CachingDotWriter : DotWriter {
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140 private:
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141
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142 CachingGraphWriterFactory factory;
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143
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144 public:
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145
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146 this(CachingGraphWriterFactory factory, PageWriter writer) {
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147 super(factory, writer);
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148 this.factory = factory;
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149 }
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150
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151 override void generateDepGraph(Vertex[] vertices, Edge[] edges, OutputStream imageFile) {
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152 generateImageTag(imageFile);
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153
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154 auto cached = factory.graphCache.getCachedGraph(vertices, edges, GraphFormat.Dot);
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155
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156 auto printer = new Print!(char)(new Layout!(char), imageFile);
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157
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158 if (cached) {
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159 printer(cached);
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160 } else {
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161 auto image = generateDepImageFile(vertices, edges);
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162 factory.graphCache.setCachedGraph(vertices, edges, GraphFormat.Dot, image);
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163 printer(image);
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164 }
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165 }
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166 }
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167