The DotGraph Class Reference

A dot graph. More...

Declaration

class DotGraph { ... }

Included Headers

#include <src/dotgraph.h>

Derived Classes

class	DotCallGraph
	Representation of an call graph. More...
class	DotClassGraph
	Representation of a class inheritance or dependency graph. More...
class	DotDirDeps
	Representation of an directory dependency graph. More...
class	DotGfxHierarchyTable
	Represents a graphical class hierarchy. More...
class	DotGroupCollaboration
	Representation of a group collaboration graph. More...
class	DotInclDepGraph
	Representation of an include dependency graph. More...
class	DotLegendGraph
	Representation of a legend explaining the meaning of boxes, arrows, and colors. More...

Friends Index

class	DotNode

Public Constructors Index

	DotGraph ()

Public Destructor Index

	~DotGraph ()=default

Protected Member Functions Index

int	getNextNodeNumber ()
	returns the node number. More...
int	getNextEdgeNumber ()
	returns the edge number. More...
QCString	writeGraph (TextStream &t, GraphOutputFormat gf, EmbeddedOutputFormat ef, const QCString &path, const QCString &fileName, const QCString &relPath, bool writeImageMap=TRUE, int graphId=-1)
QCString	getBaseName () const =0
QCString	absMapName () const
QCString	getMapLabel () const =0
QCString	getImgAltText () const
void	computeTheGraph ()=0
QCString	absBaseName () const
QCString	absDotName () const
QCString	imgName () const
QCString	absImgName () const
QCString	relImgName () const

Private Member Functions Index

bool	prepareDotFile ()
void	generateCode (TextStream &t)

Protected Member Attributes Index

GraphOutputFormat	m_graphFormat = GraphOutputFormat::BITMAP
EmbeddedOutputFormat	m_textFormat = EmbeddedOutputFormat::Html
Dir	m_dir
QCString	m_fileName
QCString	m_relPath
bool	m_generateImageMap = false
int	m_graphId = 0
QCString	m_absPath
QCString	m_baseName
QCString	m_theGraph
bool	m_regenerate = false
bool	m_doNotAddImageToIndex = false
bool	m_noDivTag = false
bool	m_zoomable = true
bool	m_urlOnly = false

Private Member Attributes Index

int	m_curNodeNumber = 0
int	m_curEdgeNumber = 0

Protected Static Functions Index

static void	writeGraphHeader (TextStream &t, const QCString &title=QCString())
static void	writeGraphFooter (TextStream &t)
static void	computeGraph (DotNode *root, GraphType gt, GraphOutputFormat format, const QCString &rank, bool renderParents, bool backArrows, const QCString &title, QCString &graphStr)

Description

A dot graph.

Definition at line 34 of file dotgraph.h.

Friends

DotNode

friend class DotNode

Definition at line 36 of file dotgraph.h.

36 friend class DotNode;

Reference DotNode.

Referenced by DotClassGraph::addClass, DotGfxHierarchyTable::addClassList, DotGroupCollaboration::addCollaborationMember, DotGroupCollaboration::addEdge, DotGfxHierarchyTable::addHierarchy, DotCallGraph::buildGraph, DotClassGraph::buildGraph, DotGroupCollaboration::buildGraph, DotInclDepGraph::buildGraph, computeGraph, DotLegendGraph::computeTheGraph, DotGfxHierarchyTable::createGraph, DotCallGraph::determineTruncatedNodes, DotClassGraph::determineTruncatedNodes, DotInclDepGraph::determineTruncatedNodes, DotCallGraph::determineVisibleNodes, DotClassGraph::determineVisibleNodes, DotInclDepGraph::determineVisibleNodes, DotInclDepGraph::diskName, DotCallGraph::DotCallGraph, DotClassGraph::DotClassGraph, DotGroupCollaboration::DotGroupCollaboration, DotInclDepGraph::DotInclDepGraph, DotNode, DotGroupCollaboration::Edge::Edge and DotGfxHierarchyTable::~DotGfxHierarchyTable.

Public Constructors

DotGraph()

DotGraph::DotGraph ()

inline

Definition at line 38 of file dotgraph.h.

38 DotGraph() : m_doNotAddImageToIndex(FALSE), m_noDivTag(FALSE),

39 m_zoomable(TRUE), m_urlOnly(FALSE) {}

References FALSE, m_doNotAddImageToIndex, m_noDivTag, m_urlOnly, m_zoomable and TRUE.

Referenced by ~DotGraph.

Public Destructor

~DotGraph()

virtual DotGraph::~DotGraph ()

virtual default

Definition at line 40 of file dotgraph.h.

Reference DotGraph.

Protected Member Functions

absBaseName()

QCString DotGraph::absBaseName ()

inline protected

Definition at line 78 of file dotgraph.h.

78 QCString absBaseName() const { return m_absPath + m_baseName; }

References m_absPath and m_baseName.

Referenced by generateCode, prepareDotFile and DotLegendGraph::writeGraph.

absDotName()

QCString DotGraph::absDotName ()

inline protected

Definition at line 79 of file dotgraph.h.

79 QCString absDotName() const { return m_absPath + m_baseName + ".dot"; }

References m_absPath and m_baseName.

Referenced by prepareDotFile.

absImgName()

QCString DotGraph::absImgName ()

inline protected

Definition at line 81 of file dotgraph.h.

81 QCString absImgName() const { return m_absPath + imgName(); }

References imgName and m_absPath.

Referenced by generateCode, prepareDotFile and DotLegendGraph::writeGraph.

absMapName()

virtual QCString DotGraph::absMapName ()

inline protected virtual

Definition at line 72 of file dotgraph.h.

72 virtual QCString absMapName() const { return m_absPath + m_baseName + ".map"; }

References m_absPath and m_baseName.

Referenced by generateCode and prepareDotFile.

computeTheGraph()

virtual void DotGraph::computeTheGraph ()

protected

Definition at line 76 of file dotgraph.h.

Referenced by writeGraph.

getBaseName()

virtual QCString DotGraph::getBaseName ()

protected

Definition at line 71 of file dotgraph.h.

Referenced by writeGraph.

getImgAltText()

virtual QCString DotGraph::getImgAltText ()

inline protected virtual

Definition at line 74 of file dotgraph.h.

74 virtual QCString getImgAltText() const { return ""; }

Referenced by generateCode.

getMapLabel()

virtual QCString DotGraph::getMapLabel ()

protected

Definition at line 73 of file dotgraph.h.

Referenced by generateCode.

getNextEdgeNumber()

int DotGraph::getNextEdgeNumber ()

inline protected

returns the edge number.

Definition at line 47 of file dotgraph.h.

47 int getNextEdgeNumber() { return ++m_curEdgeNumber; }

Reference m_curEdgeNumber.

getNextNodeNumber()

int DotGraph::getNextNodeNumber ()

inline protected

returns the node number.

Definition at line 45 of file dotgraph.h.

45 int getNextNodeNumber() { return ++m_curNodeNumber; }

Reference m_curNodeNumber.

imgName()

QCString DotGraph::imgName ()

protected

Declaration at line 80 of file dotgraph.h, definition at line 107 of file dotgraph.cpp.

107QCString DotGraph::imgName() const

108{

109 return m_baseName + ((m_graphFormat == GraphOutputFormat::BITMAP) ?

110 ("." + getDotImageExtension()) : (Config_getBool(USE_PDFLATEX) ? ".pdf" : ".eps"));

111}

References BITMAP, Config_getBool, getDotImageExtension, m_baseName and m_graphFormat.

Referenced by absImgName, relImgName and writeGraph.

relImgName()

QCString DotGraph::relImgName ()

inline protected

Definition at line 82 of file dotgraph.h.

82 QCString relImgName() const { return m_relPath + imgName(); }

References imgName and m_relPath.

Referenced by generateCode.

writeGraph()

QCString DotGraph::writeGraph (TextStream & t, GraphOutputFormat gf, EmbeddedOutputFormat ef, const QCString & path, const QCString & fileName, const QCString & relPath, bool writeImageMap=TRUE, int graphId=-1)

protected

Declaration at line 49 of file dotgraph.h, definition at line 115 of file dotgraph.cpp.

115QCString DotGraph::writeGraph(

116 TextStream& t, // output stream for the code file (html, ...)

117 GraphOutputFormat gf, // bitmap(png/svg) or ps(eps/pdf)

118 EmbeddedOutputFormat ef, // html, latex, ...

119 const QCString &path, // output folder

120 const QCString &fileName, // name of the code file (for code patcher)

121 const QCString &relPath, // output folder relative to code file

122 bool generateImageMap, // in case of bitmap, shall there be code generated?

123 int graphId) // number of this graph in the current code, used in svg code

124{

125 m_graphFormat = gf;

126 m_textFormat = ef;

127 m_dir = Dir(path.str());

128 m_fileName = fileName;

129 m_relPath = relPath;

130 m_generateImageMap = generateImageMap;

131 m_graphId = graphId;

132

133 m_absPath = m_dir.absPath() + "/";

134 m_baseName = getBaseName();

135

136 computeTheGraph();

137

138 m_regenerate = prepareDotFile();

139

140 if (!m_doNotAddImageToIndex)

141 {

142 std::lock_guard<std::mutex> lock(g_dotIndexListMutex);

143 Doxygen::indexList->addImageFile(imgName());

144 }

145

146 generateCode(t);

147

148 return m_baseName;

149}

References computeTheGraph, g_dotIndexListMutex, generateCode, getBaseName, imgName, Doxygen::indexList, m_absPath, m_baseName, m_dir, m_doNotAddImageToIndex, m_fileName, m_generateImageMap, m_graphFormat, m_graphId, m_regenerate, m_relPath, m_textFormat, prepareDotFile and QCString::str.

Referenced by DotGfxHierarchyTable::createGraph, DotCallGraph::writeGraph, DotClassGraph::writeGraph, DotDirDeps::writeGraph, DotGroupCollaboration::writeGraph, DotInclDepGraph::writeGraph and DotLegendGraph::writeGraph.

Private Member Functions

generateCode()

void DotGraph::generateCode (TextStream & t)

Declaration at line 105 of file dotgraph.h, definition at line 212 of file dotgraph.cpp.

212void DotGraph::generateCode(TextStream &t)

213{

214 QCString imgExt = getDotImageExtension();

215 if (m_graphFormat==GraphOutputFormat::BITMAP && m_textFormat==EmbeddedOutputFormat::DocBook)

216 {

217 t << "<para>\n";

218 t << " <informalfigure>\n";

219 t << " <mediaobject>\n";

220 t << " <imageobject>\n";

221 t << " <imagedata";

222 t << " width=\"50%\" align=\"center\" valign=\"middle\" scalefit=\"0\" fileref=\"" << m_relPath << m_baseName << "." << imgExt << "\">";

223 t << "</imagedata>\n";

224 t << " </imageobject>\n";

225 t << " </mediaobject>\n";

226 t << " </informalfigure>\n";

227 t << "</para>\n";

228 }

229 else if (m_graphFormat==GraphOutputFormat::BITMAP && m_generateImageMap) // produce HTML to include the image

230 {

231 if (imgExt=="svg") // add link to SVG file without map file

232 {

233 if (!m_noDivTag) t << "<div class=\"center\">";

234 if (m_regenerate || !DotFilePatcher::writeSVGFigureLink(t,m_relPath,m_baseName,absImgName())) // need to patch the links in the generated SVG file

235 {

236 if (m_regenerate)

237 {

238 DotManager::instance()->

239 createFilePatcher(absImgName())->

240 addSVGConversion(m_relPath,FALSE,QCString(),m_zoomable,m_graphId);

241 }

242 int mapId = DotManager::instance()->

243 createFilePatcher(m_fileName)->

244 addSVGObject(m_baseName,absImgName(),m_relPath);

245 t << "<!-- " << "SVG " << mapId << " -->";

246 }

247 if (!m_noDivTag) t << "</div>\n";

248 }

249 else // add link to bitmap file with image map

250 {

251 if (!m_noDivTag) t << "<div class=\"center\">";

252 t << "<img src=\"" << relImgName() << "\" border=\"0\" usemap=\"#" << correctId(getMapLabel()) << "\" loading=\"lazy\" alt=\"" << getImgAltText() << "\"/>";

253 if (!m_noDivTag) t << "</div>";

254 t << "\n";

255 if (m_regenerate || !insertMapFile(t, absMapName(), m_relPath, correctId(getMapLabel())))

256 {

257 int mapId = DotManager::instance()->

258 createFilePatcher(m_fileName)->

259 addMap(absMapName(), m_relPath, m_urlOnly, QCString(), getMapLabel());

260 t << "<!-- MAP " << mapId << " -->\n";

261 }

262 }

263 }

264 else if (m_graphFormat==GraphOutputFormat::EPS) // produce tex to include the .eps image

265 {

266 if (m_regenerate || !DotFilePatcher::writeVecGfxFigure(t,m_baseName,absBaseName()))

267 {

268 int figId = DotManager::instance()->

269 createFilePatcher(m_fileName)->

270 addFigure(m_baseName,absBaseName(),FALSE /*TRUE*/);

271 t << "\n% FIG " << figId << "\n";

272 }

273 }

274}

References absBaseName, absImgName, absMapName, BITMAP, correctId, DocBook, EPS, FALSE, getDotImageExtension, getImgAltText, getMapLabel, insertMapFile, DotManager::instance, m_baseName, m_fileName, m_generateImageMap, m_graphFormat, m_graphId, m_noDivTag, m_regenerate, m_relPath, m_textFormat, m_urlOnly, m_zoomable, relImgName, DotFilePatcher::writeSVGFigureLink and DotFilePatcher::writeVecGfxFigure.

Referenced by writeGraph.

prepareDotFile()

bool DotGraph::prepareDotFile ()

Declaration at line 104 of file dotgraph.h, definition at line 151 of file dotgraph.cpp.

151bool DotGraph::prepareDotFile()

152{

153 if (!m_dir.exists())

154 {

155 term("Output dir {} does not exist!\n", m_dir.path());

156 }

157

158 char sigStr[33];

159 uint8_t md5_sig[16];

160 // calculate md5

161 MD5Buffer(m_theGraph.data(), static_cast<unsigned int>(m_theGraph.length()), md5_sig);

162 // convert result to a string

163 MD5SigToString(md5_sig, sigStr);

164

165 // already queued files are processed again in case the output format has changed

166

167 if (sameMd5Signature(absBaseName(), sigStr) &&

168 deliverablesPresent(absImgName(),

169 m_graphFormat == GraphOutputFormat::BITMAP && m_generateImageMap ? absMapName() : QCString()

170 )

171 )

172 {

173 // all needed files are there

174 return FALSE;

175 }

176

177 // need to rebuild the image

178

179 // write .dot file because image was new or has changed

180 std::ofstream f = Portable::openOutputStream(absDotName());

181 if (!f.is_open())

182 {

183 err("Could not open file {} for writing\n",absDotName());

184 return TRUE;

185 }

186 f << m_theGraph;

187 f.close();

188

189 if (m_graphFormat == GraphOutputFormat::BITMAP)

190 {

191 // run dot to create a bitmap image

192 DotRunner * dotRun = DotManager::instance()->createRunner(absDotName(), sigStr);

193 dotRun->addJob(Config_getEnumAsString(DOT_IMAGE_FORMAT), absImgName(), absDotName(), 1);

194 if (m_generateImageMap) dotRun->addJob(MAP_CMD, absMapName(), absDotName(), 1);

195 }

196 else if (m_graphFormat == GraphOutputFormat::EPS)

197 {

198 // run dot to create a .eps image

199 DotRunner *dotRun = DotManager::instance()->createRunner(absDotName(), sigStr);

200 if (Config_getBool(USE_PDFLATEX))

201 {

202 dotRun->addJob("pdf",absImgName(),absDotName(),1);

203 }

204 else

205 {

206 dotRun->addJob("ps",absImgName(),absDotName(),1);

207 }

208 }

209 return TRUE;

210}

References absBaseName, absDotName, absImgName, absMapName, DotRunner::addJob, BITMAP, Config_getBool, Config_getEnumAsString, DotManager::createRunner, deliverablesPresent, EPS, err, FALSE, DotManager::instance, m_dir, m_generateImageMap, m_graphFormat, m_theGraph, MAP_CMD, Portable::openOutputStream, sameMd5Signature, term and TRUE.

Referenced by writeGraph.

Protected Member Attributes

m_absPath

QCString DotGraph::m_absPath

protected

Definition at line 93 of file dotgraph.h.

93 QCString m_absPath;

Referenced by absBaseName, absDotName, absImgName, absMapName and writeGraph.

m_baseName

QCString DotGraph::m_baseName

protected

Definition at line 94 of file dotgraph.h.

94 QCString m_baseName;

Referenced by absBaseName, absDotName, absMapName, generateCode, DotCallGraph::getMapLabel, DotDirDeps::getMapLabel, DotGroupCollaboration::getMapLabel, imgName and writeGraph.

m_dir

Dir DotGraph::m_dir

protected

Definition at line 87 of file dotgraph.h.

87 Dir m_dir;

Referenced by prepareDotFile and writeGraph.

m_doNotAddImageToIndex

bool DotGraph::m_doNotAddImageToIndex = false

protected

Definition at line 97 of file dotgraph.h.

97 bool m_doNotAddImageToIndex = false;

Referenced by DotGraph, DotCallGraph::writeGraph, writeGraph and DotGroupCollaboration::writeGraph.

m_fileName

QCString DotGraph::m_fileName

protected

Definition at line 88 of file dotgraph.h.

88 QCString m_fileName;

Referenced by generateCode and writeGraph.

m_generateImageMap

bool DotGraph::m_generateImageMap = false

protected

Definition at line 90 of file dotgraph.h.

90 bool m_generateImageMap = false;

Referenced by generateCode, prepareDotFile and writeGraph.

m_graphFormat

GraphOutputFormat DotGraph::m_graphFormat = GraphOutputFormat::BITMAP

protected

Definition at line 85 of file dotgraph.h.

85 GraphOutputFormat m_graphFormat = GraphOutputFormat::BITMAP;

Referenced by DotCallGraph::computeTheGraph, DotClassGraph::computeTheGraph, DotGroupCollaboration::computeTheGraph, DotInclDepGraph::computeTheGraph, generateCode, imgName, prepareDotFile and writeGraph.

m_graphId

int DotGraph::m_graphId = 0

protected

Definition at line 91 of file dotgraph.h.

91 int m_graphId = 0;

Referenced by generateCode and writeGraph.

m_noDivTag

bool DotGraph::m_noDivTag = false

protected

Definition at line 98 of file dotgraph.h.

98 bool m_noDivTag = false;

Referenced by DotGfxHierarchyTable::createGraph, DotGraph and generateCode.

m_regenerate

bool DotGraph::m_regenerate = false

protected

Definition at line 96 of file dotgraph.h.

96 bool m_regenerate = false;

Referenced by generateCode and writeGraph.

m_relPath

QCString DotGraph::m_relPath

protected

Definition at line 89 of file dotgraph.h.

89 QCString m_relPath;

Referenced by generateCode, relImgName and writeGraph.

m_textFormat

EmbeddedOutputFormat DotGraph::m_textFormat = EmbeddedOutputFormat::Html

protected

Definition at line 86 of file dotgraph.h.

86 EmbeddedOutputFormat m_textFormat = EmbeddedOutputFormat::Html;

Referenced by generateCode and writeGraph.

m_theGraph

QCString DotGraph::m_theGraph

protected

Definition at line 95 of file dotgraph.h.

95 QCString m_theGraph;

Referenced by DotCallGraph::computeTheGraph, DotClassGraph::computeTheGraph, DotDirDeps::computeTheGraph, DotGfxHierarchyTable::computeTheGraph, DotGroupCollaboration::computeTheGraph, DotInclDepGraph::computeTheGraph, DotLegendGraph::computeTheGraph and prepareDotFile.

m_urlOnly

bool DotGraph::m_urlOnly = false

protected

Definition at line 100 of file dotgraph.h.

100 bool m_urlOnly = false;

Referenced by DotGraph, generateCode and DotDirDeps::writeGraph.

m_zoomable

bool DotGraph::m_zoomable = true

protected

Definition at line 99 of file dotgraph.h.

99 bool m_zoomable = true;

Referenced by DotGfxHierarchyTable::createGraph, DotGraph and generateCode.

Private Member Attributes

m_curEdgeNumber

int DotGraph::m_curEdgeNumber = 0

Definition at line 108 of file dotgraph.h.

108 int m_curEdgeNumber = 0;

Referenced by getNextEdgeNumber.

m_curNodeNumber

int DotGraph::m_curNodeNumber = 0

Definition at line 107 of file dotgraph.h.

107 int m_curNodeNumber = 0;

Referenced by getNextNodeNumber.

Protected Static Functions

computeGraph()

void DotGraph::computeGraph (DotNode * root, GraphType gt, GraphOutputFormat format, const QCString & rank, bool renderParents, bool backArrows, const QCString & title, QCString & graphStr)

protected static

Declaration at line 61 of file dotgraph.h, definition at line 306 of file dotgraph.cpp.

306void DotGraph::computeGraph(DotNode *root,

307 GraphType gt,

308 GraphOutputFormat format,

309 const QCString &rank, // either "LR", "RL", or ""

310 bool renderParents,

311 bool backArrows,

312 const QCString &title,

313 QCString &graphStr)

314{

315 //printf("computeMd5Signature\n");

316 TextStream md5stream;

317 writeGraphHeader(md5stream,title);

318 if (!rank.isEmpty())

319 {

320 md5stream << " rankdir=\"" << rank << "\";\n";

321 }

322 root->clearWriteFlag();

323 root->write(md5stream, gt, format, gt!=GraphType::CallGraph && gt!=GraphType::Dependency, TRUE, backArrows);

324 if (renderParents)

325 {

326 for (const auto &pn : root->parents())

327 {

328 if (pn->isVisible())

329 {

330 const auto &children = pn->children();

331 auto child_it = std::find(children.begin(),children.end(),root);

332 size_t index = child_it - children.begin();

333 root->writeArrow(md5stream, // stream

334 gt, // graph type

335 format, // output format

336 pn, // child node

337 &pn->edgeInfo()[index], // edge info

338 FALSE, // topDown?

339 backArrows // point back?

340 );

341 }

342 pn->write(md5stream, // stream

343 gt, // graph type

344 format, // output format

345 TRUE, // topDown?

346 FALSE, // toChildren?

347 backArrows // backward pointing arrows?

348 );

349 }

350 }

351 writeGraphFooter(md5stream);

352

353 graphStr=md5stream.str();

354}

References CallGraph, DotNode::clearWriteFlag, Dependency, DotNode, FALSE, QCString::isEmpty, DotNode::parents, TextStream::str, TRUE, DotNode::write, DotNode::writeArrow, writeGraphFooter and writeGraphHeader.

Referenced by DotCallGraph::computeTheGraph, DotClassGraph::computeTheGraph and DotInclDepGraph::computeTheGraph.

writeGraphFooter()

void DotGraph::writeGraphFooter (TextStream & t)

protected static

Declaration at line 60 of file dotgraph.h, definition at line 301 of file dotgraph.cpp.

301void DotGraph::writeGraphFooter(TextStream &t)

302{

303 t << "}\n";

304}

Referenced by computeGraph, DotDirDeps::computeTheGraph, DotGfxHierarchyTable::computeTheGraph, DotGroupCollaboration::computeTheGraph and DotLegendGraph::computeTheGraph.

writeGraphHeader()

void DotGraph::writeGraphHeader (TextStream & t, const QCString & title=QCString())

protected static

Declaration at line 59 of file dotgraph.h, definition at line 276 of file dotgraph.cpp.

276void DotGraph::writeGraphHeader(TextStream &t,const QCString &title)

277{

278 t << "digraph ";

279 if (title.isEmpty())

280 {

281 t << "\"Dot Graph\"";

282 }

283 else

284 {

285 t << "\"" << convertToXML(title) << "\"";

286 }

287 t << "\n{\n";

288 if (Config_getBool(INTERACTIVE_SVG)) // insert a comment to force regeneration when this

289 // option is toggled

290 {

291 t << " // INTERACTIVE_SVG=YES\n";

292 }

293 t << " // LATEX_PDF_SIZE\n"; // write placeholder for LaTeX PDF bounding box size replacement

294 t << " bgcolor=\"transparent\";\n";

295 QCString c = Config_getString(DOT_COMMON_ATTR);

296 if (!c.isEmpty()) c += ",";

297 t << " edge [" << c << Config_getString(DOT_EDGE_ATTR) << "];\n";

298 t << " node [" << c << Config_getString(DOT_NODE_ATTR) << "];\n";

299}

References Config_getBool, Config_getString, convertToXML and QCString::isEmpty.

Referenced by computeGraph, DotDirDeps::computeTheGraph, DotGfxHierarchyTable::computeTheGraph, DotLegendGraph::computeTheGraph and DotGroupCollaboration::writeGraphHeader.

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The documentation for this class was generated from the following files:

• dotgraph.cpp
• dotgraph.h

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