dot.h

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/******************************************************************************
 *
 * Copyright (C) 1997-2019 by Dimitri van Heesch.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation under the terms of the GNU General Public License is hereby
 * granted. No representations are made about the suitability of this software
 * for any purpose. It is provided "as is" without express or implied warranty.
 * See the GNU General Public License for more details.
 *
 * Documents produced by Doxygen are derivative works derived from the
 * input used in their production; they are not affected by this license.
 *
 */
 
#ifndef DOT_H
#define DOT_H
 
#include <map>
 
#include "qcstring.h"
#include "dotgraph.h" // only for GraphOutputFormat
#include "dotfilepatcher.h"
#include "dotrunner.h"
 
class DotRunner;
class DotRunnerQueue;
class TextStream;
 
/** Singleton that manages parallel dot invocations and patching files for embedding image maps */
class DotManager
{
  public:
    static DotManager *instance();
    static void deleteInstance();
    DotRunner*      createRunner(const QCString& absDotName, const QCString& md5Hash);
    DotFilePatcher *createFilePatcher(const QCString &fileName);
    bool run() const;
 
  private:
    DotManager();
    virtual ~DotManager();
 
    std::map<std::string, std::unique_ptr<DotRunner>>       m_runners;
    std::map<std::string, DotFilePatcher>  m_filePatchers;
    static DotManager     *m_theInstance;
    DotRunnerQueue        *m_queue;
    std::vector< std::unique_ptr<DotWorkerThread> > m_workers;
};
 
void writeDotGraphFromFile(const QCString &inFile,const QCString &outDir,
                           const QCString &outFile,GraphOutputFormat format,
                           const QCString &srcFile,int srcLine);
void writeDotImageMapFromFile(TextStream &t,
                              const QCString &inFile, const QCString& outDir,
                              const QCString &relPath,const QCString& baseName,
                              const QCString &context,int graphId,
                              const QCString &srcFile,int srcLine);
 
#endif