#include <mutex>
#include <fstream>
#include "mermaid.h"
#include "util.h"
#include "portable.h"
#include "config.h"
#include "doxygen.h"
#include "message.h"
#include "debug.h"
#include "dir.h"
#include "indexlist.h"

Include dependency graph for mermaid.cpp:

Functions
static void	runMermaidContent (const MermaidManager::ContentList &contentList, MermaidManager::OutputFormat format)

Variables
static std::mutex	g_mermaidMutex
static int	g_mermaidIndex = 1

Function Documentation

◆ runMermaidContent()

void runMermaidContent	(	const MermaidManager::ContentList &	contentList,
		MermaidManager::OutputFormat	format )

static

Definition at line 117 of file mermaid.cpp.

{
  if (contentList.empty()) return;
 
  QCString mermaidPath = Config_getString(MERMAID_PATH);
  if (mermaidPath.isEmpty()) return;
 
  QCString mmdc = mermaidPath;
  if (!mmdc.isEmpty() && mmdc.at(mmdc.length()-1) != '/' && mmdc.at(mmdc.length()-1) != '\\')
  {
    mmdc += "/";
  }
  mmdc += "mmdc";
 
  QCString mermaidConfigFile = Config_getString(MERMAID_CONFIG_FILE);
 
  QCString ext;
  switch (format)
  {
    case MermaidManager::MERM_BITMAP: ext = "png"; break;
    case MermaidManager::MERM_SVG:    ext = "svg"; break;
  }
 
  for (const auto &mc : contentList)
  {
    if (mc.content.isEmpty()) continue;
 
    QCString inputFile  = mc.baseName + ".mmd";
    QCString outputFile = mc.baseName + "." + ext;
 
    // Check if content has changed since last run (caching)
    FileInfo fi(outputFile.str());
    if (fi.exists())
    {
      QCString cachedContent = fileToString(inputFile);
      if (cachedContent == mc.content) continue;
    }
 
    // Build the mmdc command arguments
    QCString args;
    args += "-i \"" + inputFile + "\" ";
    args += "-o \"" + outputFile + "\" ";
 
    if (!mermaidConfigFile.isEmpty())
    {
      args += "-c \"" + mermaidConfigFile + "\" ";
    }
 
    msg("Generating Mermaid {} file {}\n", ext, outputFile);
    Debug::print(Debug::Mermaid, 0, "*** MermaidManager::run Running: {} {}\n", mmdc, args);
 
    int exitCode = Portable::system(mmdc.data(), args.data(), TRUE);
    if (exitCode != 0)
    {
      err_full(mc.srcFile, mc.srcLine,
               "Problems running Mermaid (mmdc). Verify that the command '{}' works from the command line. Exit code: {}.",
               mmdc, exitCode);
    }
  }
}