C++ GMap::contains方法代码示例

static void
display_chunks(ByteStream & out_str, IFFByteStream &iff,
	       const GUTF8String &head, DjVmInfo djvminfo)
{
  size_t size;
  GUTF8String id, fullid;
  GUTF8String head2 = head + "  ";
  GPMap<int,DjVmDir::File> djvmmap;
  int rawoffset;
  GMap<GUTF8String, int> counters;
  
  while ((size = iff.get_chunk(id, &rawoffset)))
  {
    if (!counters.contains(id)) counters[id]=0;
    else counters[id]++;
    
    GUTF8String msg;
    msg.format("%s%s [%d] ", (const char *)head, (const char *)id, size);
    out_str.format( "%s", (const char *)msg);
    // Display DJVM is when adequate
    if (djvminfo.dir)
    {
      GP<DjVmDir::File> rec = djvminfo.map[rawoffset];
      if (rec)
        {
          GUTF8String id = rec->get_load_name();
          GUTF8String title = rec->get_title();
          out_str.format( "{%s}", (const char*) id);
          if (rec->is_include())
            out_str.format(" [I]");
          if (rec->is_thumbnails())
            out_str.format(" [T]");
          if (rec->is_shared_anno())
            out_str.format(" [S]");
          if (rec->is_page())
            out_str.format(" [P%d]", rec->get_page_num()+1);
          if (id != title)
            out_str.format(" (%s)", (const char*)title);
        }
    }
    // Test chunk type
    iff.full_id(fullid);
    for (int i=0; disproutines[i].id; i++)
      if (fullid == disproutines[i].id || id == disproutines[i].id)
      {
        int n = msg.length();
        while (n++ < 14+(int) head.length()) putchar(out_str, ' ');
        if (!iff.composite()) out_str.format( "    ");
        (*disproutines[i].subr)(out_str, iff, head2,
                                size, djvminfo, counters[id]);
        break;
      }
      // Default display of composite chunk
      out_str.format( "\n");
      if (iff.composite())
        display_chunks(out_str, iff, head2, djvminfo);
      // Terminate
      iff.close_chunk();
  }
}

void
lt_XMLParser::Impl::parse_anno(
  const int width,
  const int height,
  const lt_XMLTags &GObject,
  GMap<GUTF8String,GP<lt_XMLTags> > &Maps,
  DjVuFile &dfile )
{
  GP<lt_XMLTags> map;
  {
    GPosition usemappos=GObject.get_args().contains("usemap");
    if(usemappos)
    {
      const GUTF8String mapname(GObject.get_args()[usemappos]);
      GPosition mappos=Maps.contains(mapname);
      if(!mappos)
      {
        G_THROW((ERR_MSG("XMLAnno.map_find") "\t")+mapname );
      }else
      {
        map=Maps[mappos];
      }
    }
  }
  if(map)
  {
    ChangeAnno(width,height,dfile,*map);
  }
}

// -- Helper for merge_and_split_ccs
static int
makeccid(const Grid_x_Color &x, GMap<Grid_x_Color,int> &map, int &ncc)
{
  GPosition p = map.contains(x);
  if (p) return map[p];
  return map[x] = ncc++;
}

static void
appendPath(const GURL &url, 
           GMap<GUTF8String,void *> &map,
           GList<GURL> &list)
{
  if( !url.is_empty() && !map.contains(url.get_string()) )
    {
      map[url.get_string()]=0;
      list.append(url);
    }
}

void
DjVuPortcaster::add_to_closure(GMap<const void *, void *> & set,
			       const DjVuPort * dst, int distance)
{
  // Assuming that the map's already locked
  // GCriticalSectionLock lock(&map_lock);
  set[dst]= (void*) (unsigned long) distance;
  if (route_map.contains(dst))
    {
      GList<void *> & list=*(GList<void *> *) route_map[dst];
      for(GPosition pos=list;pos;++pos)
        {
          DjVuPort * new_dst=(DjVuPort *) list[pos];
          if (!set.contains(new_dst)) 
            add_to_closure(set, new_dst, distance+1);
        }
   }
}

GURL 
getExecDir(void)
{
  // This is the same as GetModulePath in DjVuMessage.cpp
 GURL retval;
 GUTF8String &xprogramname=DjVuMessage::programname();
 if(xprogramname.length())
 {
   if(xprogramname[1]=='/'
     ||!xprogramname.cmp("../",3)
     ||!xprogramname.cmp("./",2))
   {
     retval=GURL::Filename::UTF8(xprogramname);
   }
   if(retval.is_empty() || !retval.is_file())
   {
     GList<GURL> paths(parsePATH());
     GMap<GUTF8String,void *> pathMAP;
     for(GPosition pos=paths;pos;++pos)
     {
       retval=GURL::UTF8(xprogramname,paths[pos]);
       const GUTF8String path(retval.get_string());
       if(!pathMAP.contains(path))
       {
         if(retval.is_file())
           break;
         pathMAP[path]=0;
       }
     }
   }
   if (! retval.is_empty() )
     retval = retval.follow_symlinks();
   if (! retval.is_empty() )
     retval = retval.base();
 }
 return retval;
}

static GUTF8String
getbodies(
  GList<GURL> &paths,
  const GUTF8String &MessageFileName,
  GPList<lt_XMLTags> &body, 
  GMap<GUTF8String, void *> & map )
{
  GUTF8String errors;
  bool isdone=false;
  GPosition firstpathpos=paths;
  for(GPosition pathpos=firstpathpos;!isdone && pathpos;++pathpos)
  {
    const GURL::UTF8 url(MessageFileName,paths[pathpos]);
    if(url.is_file())
    {
      map[MessageFileName]=0;
      GP<lt_XMLTags> gtags;
      {
        GP<ByteStream> bs=ByteStream::create(url,"rb");
        G_TRY
        {
          gtags=lt_XMLTags::create(bs);
        }
        G_CATCH(ex)
        {
          GUTF8String mesg(failed_to_parse_XML+("\t"+url.get_string()));
          if(errors.length())
          {
            errors+="\n"+mesg;
          }else
          {
            errors=mesg;
          }
          errors+="\n"+GUTF8String(ex.get_cause());
        }
        G_ENDCATCH;
      }
      if(gtags)
      {
        lt_XMLTags &tags=*gtags;
        GPList<lt_XMLTags> Bodies=tags.get_Tags(bodystring);
        if(! Bodies.isempty())
        {
          isdone=true;
          for(GPosition pos=Bodies;pos;++pos)
          {
            body.append(Bodies[pos]);
          }
        }
        GPList<lt_XMLTags> Head=tags.get_Tags(headstring);
        if(! Head.isempty())
        {
          isdone=true;
          GMap<GUTF8String, GP<lt_XMLTags> > includes;
          lt_XMLTags::get_Maps(includestring,namestring,Head,includes);
          for(GPosition pos=includes;pos;++pos)
          {
            const GUTF8String file=includes.key(pos);
            if(! map.contains(file))
            {
              GList<GURL> xpaths;
              xpaths.append(url.base());
              const GUTF8String err2(getbodies(xpaths,file,body,map));
              if(err2.length())
              {
                if(errors.length())
                {
                  errors+="\n"+err2;
                }else
                {
                  errors=err2;
                }
              }
            }
          }
        }
      }
    }
  }

void
lt_XMLParser::Impl::parse(const lt_XMLTags &tags, GURL *pdjvufile)
{
  const GPList<lt_XMLTags> Body(tags.get_Tags(bodytag));
  GPosition pos=Body;
 
  if(!pos || (pos != Body.lastpos()))
  {
    G_THROW( ERR_MSG("XMLAnno.extra_body") );
  }
  const GP<lt_XMLTags> GBody(Body[pos]);
  if(!GBody)
  {
    G_THROW( ERR_MSG("XMLAnno.no_body") );
  }

  GMap<GUTF8String,GP<lt_XMLTags> > Maps;
  lt_XMLTags::get_Maps(maptag,"name",Body,Maps);

  const GPList<lt_XMLTags> Objects(GBody->get_Tags(objecttag));
  lt_XMLTags::get_Maps(maptag,"name",Objects,Maps);

  for(GPosition Objpos=Objects;Objpos;++Objpos)
  {
    lt_XMLTags &GObject=*Objects[Objpos];
    // Map of attributes to value (e.g. "width" --> "500")
    const GMap<GUTF8String,GUTF8String> &args=GObject.get_args();
    GURL codebase;
    {
      DEBUG_MSG("Setting up codebase... m_codebase = " << m_codebase << "\n");
      GPosition codebasePos=args.contains("codebase");
      // If user specified a codebase attribute, assume it is correct (absolute URL):
      //  the GURL constructor will throw an exception if it isn't
      if(codebasePos)
      {
        codebase=GURL::UTF8(args[codebasePos]);
      }else if (m_codebase.is_dir())
      {
        codebase=m_codebase;
      }else
      {
        codebase=GURL::Filename::UTF8(GOS::cwd());
      }
      DEBUG_MSG("codebase = " << codebase << "\n");
    }
    // the data attribute specifies the input file.  This can be
    //  either an absolute URL (starts with file:/) or a relative
    //  URL (for now, just a path and file name).  If it's absolute,
    //  our GURL will adequately wrap it.  If it's relative, we need
    //  to use the codebase attribute to form an absolute URL first.
    GPosition datapos=args.contains("data");
    if(datapos)
    {
      bool isDjVuType=false;
      GPosition typePos(args.contains("type"));
      if(typePos)
      {
        if(args[typePos] != mimetype)
        {
          // DjVuPrintErrorUTF8("Ignoring %s Object tag\n",mimetype);
          continue;
        }
        isDjVuType=true;
      }
      const GURL url = (pdjvufile) ? *pdjvufile 
        : GURL::UTF8(args[datapos], 
                     (args[datapos][0] == '/') ? codebase.base() : codebase);
      int width;
      {
        GPosition widthPos=args.contains("width");
        width=(widthPos)?args[widthPos].toInt():0;
      }
      int height;
      {
        GPosition heightPos=args.contains("height");
        height=(heightPos)?args[heightPos].toInt():0;
      }
      GUTF8String gamma;
      GUTF8String dpi;
      GUTF8String page;
      GUTF8String do_ocr;
      {
        GPosition paramPos(GObject.contains(paramtag));
        if(paramPos)
        {
          const GPList<lt_XMLTags> Params(GObject[paramPos]);
          for(GPosition loc=Params;loc;++loc)
          {
            const GMap<GUTF8String,GUTF8String> &pargs=Params[loc]->get_args();
            GPosition namepos=pargs.contains("name");
            if(namepos)
            {
              GPosition valuepos=pargs.contains("value");
              if(valuepos)
              {
                const GUTF8String name=pargs[namepos].downcase();
                const GUTF8String &value=pargs[valuepos];
                if(name == "flags")
                {
                  GMap<GUTF8String,GUTF8String> args;
//.........这里部分代码省略.........

void
lt_XMLParser::Impl::ChangeAnno(
  const int width, const int height,
  DjVuFile &dfile, 
  const lt_XMLTags &map )
{
  dfile.resume_decode(true);
  const GP<DjVuInfo> info(dfile.info);
  const GP<DjVuAnno> ganno(DjVuAnno::create());
  DjVuAnno &anno=*ganno;
  GPosition map_pos;
  map_pos=map.contains(areatag);
  if(dfile.contains_anno())
  {
    GP<ByteStream> annobs=dfile.get_merged_anno();
    if(annobs)
    {
      anno.decode(annobs);
      if(anno.ant && info)
      {
        anno.ant->map_areas.empty();
      }
    }
//    dfile.remove_anno();
  }
  if(info && map_pos)
  {
    const int h=info->height;
    const int w=info->width;
    double ws=1.0;
    double hs=1.0;
    if(width && width != w)
    {
      ws=((double)w)/((double)width); 
    }
    if(height && height != h)
    {
      hs=((double)h)/((double)height); 
    }
    if(!anno.ant)
    {
      anno.ant=DjVuANT::create();
    }
    GPList<GMapArea> &map_areas=anno.ant->map_areas;
    map_areas.empty();
    GPList<lt_XMLTags> gareas=map[map_pos];
    for(GPosition pos=gareas;pos;++pos)
    {
      if(gareas[pos])
      {
        lt_XMLTags &areas=*(gareas[pos]);
        GMap<GUTF8String,GUTF8String> args(areas.get_args());
        GList<int> coords;
        // ******************************************************
        // Parse the coords attribute:  first read the raw data into
        // a list, then scale the x, y data into another list.  For
        // circles, you also get a radius element with (looks like an x
        // with no matching y).
        // ******************************************************
        {
          GPosition coords_pos=args.contains("coords");
          if(coords_pos)
          {
            GList<int> raw_coords;
            intList(args[coords_pos],raw_coords);
            for(GPosition raw_pos=raw_coords;raw_pos;++raw_pos)
            {
              const int r=raw_coords[raw_pos];
              const int x=(int)(ws*(double)r+0.5);
              coords.append(x);
              int y=h-1;
              if(! ++raw_pos)
              {
                y-=(int)(hs*(double)r+0.5);
              }else
              {
                y-=(int)(hs*(double)raw_coords[raw_pos]+0.5);
              }
              coords.append(y);
//            DjVuPrintMessage("Coords (%d,%d)\n",x,y);
            }
          }
        }
        GUTF8String shape;
        {
          GPosition shape_pos=args.contains("shape");
          if(shape_pos)
          {
            shape=args[shape_pos];
          }
        }
        GP<GMapArea> a;
        if(shape == "default")
        {
          GRect rect(0,0,w,h);
          a=GMapRect::create(rect);
        }else if(!shape.length() || shape == "rect")
        {
          int xx[4];
          int i=0;
//.........这里部分代码省略.........