dotfilepatcher.cpp File Reference

#include "dotfilepatcher.h"
#include "dotrunner.h"
#include "config.h"
#include "message.h"
#include "docparser.h"
#include "docnode.h"
#include "doxygen.h"
#include "util.h"
#include "dot.h"
#include "dir.h"
#include "portable.h"
#include "stringutil.h"
#include "textstream.h"

Include dependency graph for dotfilepatcher.cpp:

Go to the source code of this file.

Functions
static DString	replaceRef (const DString &buf, const DString &relPath, bool urlOnly, const DString &context, const DString &target=DString())
static bool	readSVGSize (const DString &fileName, int *width, int *height)
static void	writeSVGNotSupported (TextStream &out)

Variables
static const char	svgZoomHeader0 []
static const char	svgZoomHeader0_noinit []
static const char	svgZoomHeader1 []
static const char	svgZoomHeader2 []
static const char	svgZoomFooter1 []
static const char	svgZoomFooter2 []

Function Documentation

readSVGSize()

bool readSVGSize ( const DString & fileName, int * width, int * height )

static

Definition at line 546 of file dotfilepatcher.cpp.

{
  bool found=false;
  std::ifstream f = Portable::openInputStream(fileName);
  if (!f.is_open())
  {
    return false;
  }
  std::string line;
  while (getline(f,line) && !found)
  {
    if (literal_at(line.c_str(),"<!--zoomable "))
    {
      *width=-1;
      *height=-1;
      sscanf(line.c_str(),"<!--zoomable %d",height);
      found=true;
    }
    else if (sscanf(line.c_str(),"<svg width=\"%dpt\" height=\"%dpt\"",width,height)==2)
    {
      found=true;
    }
    else if (sscanf(line.c_str(),"<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"%d\" height=\"%d\"",width,height)==2)
    {
      found=true;
    }
  }
  return true;
}

References literal_at(), and Portable::openInputStream().

Referenced by DotFilePatcher::writeSVGFigureLink().

replaceRef()

DString replaceRef ( const DString & buf, const DString & relPath, bool urlOnly, const DString & context, const DString & target = DString() )

static

Definition at line 119 of file dotfilepatcher.cpp.

{
  // search for href="...", store ... part in link
  DString href = "href";
  //bool isXLink=false;
  int len = 6;
  size_t indexS = buf.find("href=\""), indexE = 0;
  bool targetAlreadySet = buf.find("target=")!=DString::npos;
  if (indexS>5 && buf.find("xlink:href=\"")!=DString::npos) // XLink href (for SVG)
  {
    indexS-=6;
    len+=6;
    href.prepend("xlink:");
    //isXLink=true;
  }
  if (indexS!=DString::npos && (indexE=buf.find('"',indexS+len))!=DString::npos)
  {
    DString link = buf.mid(indexS+len,indexE-indexS-len);
    DString result;
    if (urlOnly) // for user defined dot graphs
    {
      if (link.startsWith("\\ref ") || link.startsWith("@ref ")) // \ref url
      {
        result=href+"=\"";
        // fake ref node to resolve the url
        auto parser { createDocParser() };
        auto dfAst  { createRef( *parser.get(), link.mid(5), context ) };
        auto dfAstImpl = dynamic_cast<const DocNodeAST*>(dfAst.get());
        const DocRef *df = std::get_if<DocRef>(&dfAstImpl->root);
        result+=externalRef(relPath,df->ref());
        if (!df->file().empty())
        {
          DString fn = df->file();
          addHtmlExtensionIfMissing(fn);
          result += fn;
        }
        if (!df->anchor().empty())
        {
          result += "#" + df->anchor();
        }
        result += "\"";
      }
      else
      {
        result = href+"=\"" + link + "\"";
      }
    }
    else // ref$url (external ref via tag file), or $url (local ref)
    {
      size_t marker = link.find('$');
      if (marker!=DString::npos)
      {
        DString ref = link.left(marker);
        DString url = link.mid(marker+1);
        if (!ref.empty())
        {
          result = externalLinkTarget(true);
          if (!result.empty())targetAlreadySet=true;
        }
        result+= href+"=\"";
        result+=externalRef(relPath,ref);
        result+= url + "\"";
      }
      else // should not happen, but handle properly anyway
      {
        result = href+"=\"" + link + "\"";
      }
    }
    if (!target.empty() && !targetAlreadySet)
    {
      result+=" target=\""+target+"\"";
    }
    DString leftPart = buf.left(indexS);
    DString rightPart = buf.mid(indexE+1);
    //printf("replaceRef(\n'%s'\n)->\n'%s+%s+%s'\n",
    //    qPrint(buf),qPrint(leftPart),qPrint(result),qPrint(rightPart));
    return leftPart + result + rightPart;
  }
  else
  {
    return buf;
  }
}

References addHtmlExtensionIfMissing(), DocRef::anchor(), createDocParser(), createRef(), DString::empty(), externalLinkTarget(), externalRef(), DocRef::file(), DString::find(), DString::left(), DString::mid(), DString::npos, DString::prepend(), DocRef::ref(), and DString::startsWith().

Referenced by DotFilePatcher::convertMapFile(), and DotFilePatcher::run().

writeSVGNotSupported()

void writeSVGNotSupported ( TextStream & out )

static

Definition at line 576 of file dotfilepatcher.cpp.

{
  out << "<p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p>";
}

Referenced by DotFilePatcher::writeSVGFigureLink().

Variable Documentation

svgZoomFooter1

const char svgZoomFooter1[]

static

Initial value:

                                 = R"svg(
<g id="navigator" transform="translate(0 0)" fill="#404254">
  <rect fill="#f2f5e9" fill-opacity="0.5" stroke="#606060" stroke-width=".5" x="0" y="0" width="60" height="60"/>
  <use id="zoomplus" xlink:href="#zoomPlus" x="17" y="9" data-zoom="in"/>
  <use id="zoomminus" xlink:href="#zoomMin" x="42" y="9" data-zoom="out"/>
  <use id="reset" xlink:href="#resetDef" x="30" y="36" data-reset="true"/>
  <use id="arrowup" xlink:href="#arrowUp" x="0" y="0" data-pan-x="0" data-pan-y="-1"/>
  <use id="arrowright" xlink:href="#arrowRight" x="0" y="0" data-pan-x="1" data-pan-y="0"/>
  <use id="arrowdown" xlink:href="#arrowDown" x="0" y="0" data-pan-x="0" data-pan-y="1"/>
  <use id="arrowleft" xlink:href="#arrowLeft" x="0" y="0" data-pan-x="-1" data-pan-y="0"/>
</g>
<svg viewBox="0 0 15 15" width="100%" height="30px" preserveAspectRatio="xMaxYMin meet">
 <g id="arrow_out" transform="scale(0.3 0.3)">
  <a xlink:href="$orgname" target="_base">
   <rect id="button" ry="5" rx="5" y="6" x="6" height="38" width="38"
        fill="#f2f5e9" fill-opacity="0.5" stroke="#606060" stroke-width="1.0"/>
   <path id="arrow"
     d="M 11.500037,31.436501 C 11.940474,20.09759 22.043105,11.32322 32.158766,21.979434 L 37.068811,17.246167 C 37.068811,17.246167 37.088388,32 37.088388,32 L 22.160133,31.978069 C 22.160133,31.978069 26.997745,27.140456 26.997745,27.140456 C 18.528582,18.264221 13.291696,25.230495 11.500037,31.436501 z"
     style="fill:#404040;"/>
  </a>
 </g>
</svg>
)svg"

Definition at line 84 of file dotfilepatcher.cpp.

Referenced by DotFilePatcher::run().

svgZoomFooter2

const char svgZoomFooter2[]

static

Initial value:

                                 = R"svg(
<style type='text/css'>
<![CDATA[
[data-mouse-over-selected='false'] { opacity: 0.7; }
[data-mouse-over-selected='true']  { opacity: 1.0; }
]]>
</style>
</svg>
)svg"

Definition at line 109 of file dotfilepatcher.cpp.

Referenced by DotFilePatcher::run().

svgZoomHeader0

const char svgZoomHeader0[]

static

Initial value:

                                 = R"svg(
<svg id="main" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve">
)svg"

Definition at line 31 of file dotfilepatcher.cpp.

Referenced by DotFilePatcher::run().

svgZoomHeader0_noinit

const char svgZoomHeader0_noinit[]

static

Initial value:

                                        = R"svg(
<svg id="main" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve">
)svg"

Definition at line 35 of file dotfilepatcher.cpp.

Referenced by DotFilePatcher::run().

svgZoomHeader1

const char svgZoomHeader1[]

static

Initial value:

                                 = R"svg(
<style type="text/css"><![CDATA[
.node, .edge {opacity: 0.7;}
.node.selected, .edge.selected {opacity: 1;}
.edge:hover path { stroke: red; }
.edge:hover polygon { stroke: red; fill: red; }
]]></style>
)svg"

Definition at line 39 of file dotfilepatcher.cpp.

Referenced by DotFilePatcher::run().

svgZoomHeader2

const char svgZoomHeader2[]

static

Definition at line 49 of file dotfilepatcher.cpp.

Referenced by DotFilePatcher::run().