Shamusworld >> Repos - architektonas/blob - src/base/rs_filtercxf.cpp

   1 // rs_filtercxf.cpp
   2 //
   3 // Part of the Architektonas Project
   4 // Originally part of QCad Community Edition by Andrew Mustun
   5 // Extensively rewritten and refactored by James L. Hammons
   6 // (C) 2010 Underground Software
   7 //
   8 // JLH = James L. Hammons <jlhamm@acm.org>
   9 //
  10 // Who  When        What
  11 // ---  ----------  -----------------------------------------------------------
  12 // JLH  05/28/2010  Added this text. :-)
  13 //
  14
  15 #include "rs_filtercxf.h"
  16
  17 #include <iostream>
  18 #include <fstream>
  19 #include <QtCore>
  20
  21 #include "rs_font.h"
  22 #include "rs_utility.h"
  23 #include "rs_system.h"
  24
  25 /**
  26  * Default constructor.
  27  */
  28 RS_FilterCXF::RS_FilterCXF(): RS_FilterInterface()
  29 {
  30     RS_DEBUG->print("Setting up CXF filter...");
  31
  32     addImportFormat(RS2::FormatCXF);
  33     addExportFormat(RS2::FormatCXF);
  34 }
  35
  36 RS_FilterCXF::~RS_FilterCXF()
  37 {
  38 }
  39
  40 /**
  41  * Implementation of the method used for RS_Import to communicate
  42  * with this filter.
  43  *
  44  * @param g The graphic in which the entities from the file
  45  * will be created or the graphics from which the entities are
  46  * taken to be stored in a file.
  47  */
  48 bool RS_FilterCXF::fileImport(Drawing & g, const QString & file, RS2::FormatType /*type*/)
  49 {
  50         RS_DEBUG->print("CXF Filter: importing file '%s'...", file.toLatin1().data());
  51
  52         //this->graphic = &g;
  53         bool success = false;
  54
  55         // Load font file as we normally do, but the font doesn't own the
  56         // letters (we'll add them to the graphic instead. Hence 'false').
  57         RS_Font font(file, false);
  58         success = font.loadFont();
  59
  60         if (!success)
  61         {
  62                 RS_DEBUG->print(RS_Debug::D_WARNING, "Cannot open CXF file '%s'.", file.toLatin1().data());
  63                 return false;
  64         }
  65
  66         g.addVariable("Names", font.getNames().join(","), 0);
  67         g.addVariable("LetterSpacing", font.getLetterSpacing(), 0);
  68         g.addVariable("WordSpacing", font.getWordSpacing(), 0);
  69         g.addVariable("LineSpacingFactor", font.getLineSpacingFactor(), 0);
  70         g.addVariable("Authors", font.getAuthors().join(","), 0);
  71
  72         if (!font.getEncoding().isEmpty())
  73                 g.addVariable("Encoding", font.getEncoding(), 0);
  74
  75         RS_BlockList * letterList = font.getLetterList();
  76
  77         for(uint i=0; i<font.countLetters(); i++)
  78         {
  79                 RS_Block * ch = font.letterAt(i);
  80
  81                 QString uCode;
  82                 uCode.setNum(ch->getName().at(0).unicode(), 16);
  83
  84                 while (uCode.length() < 4)
  85                         uCode = "0" + uCode;
  86
  87                 //ch->setName("[" + uCode + "] " + ch->getName());
  88                 //letterList->rename(ch, QString("[%1]").arg(ch->getName()));
  89                 letterList->rename(ch, QString("[%1] %2").arg(uCode).arg(ch->getName().at(0)));
  90
  91                 g.addBlock(ch, false);
  92                 ch->reparent(&g);
  93         }
  94
  95         g.addBlockNotification();
  96
  97         return true;
  98 }
  99
 100 /**
 101  * Implementation of the method used for RS_Export to communicate
 102  * with this filter.
 103  *
 104  * @param file Full path to the CXF file that will be written.
 105  */
 106 bool RS_FilterCXF::fileExport(Drawing & g, const QString & file, RS2::FormatType /*type*/)
 107 {
 108         RS_DEBUG->print("CXF Filter: exporting file '%s'...", file.toAscii().data());
 109
 110         // crashes under windoze xp:
 111         //std::ofstream fout;
 112
 113         RS_DEBUG->print("RS_FilterCXF::fileExport: open");
 114         //fout.open((const char*)file.local8Bit());
 115         FILE * fp;
 116
 117         if ((fp = fopen((const char *)file.toLocal8Bit(), "wt")) != NULL)
 118         {
 119                 RS_DEBUG->print("RS_FilterCXF::fileExport: open: OK");
 120                 RS_DEBUG->print("RS_FilterCXF::fileExport: header");
 121
 122                 // header:
 123                 fprintf(fp, "# Format:            QCad II Font\n");
 124                 fprintf(fp, "# Creator:           %s\n", (const char *)RS_SYSTEM->getAppName().toLocal8Bit());
 125                 fprintf(fp, "# Version:           %s\n", (const char *)RS_SYSTEM->getAppVersion().toLocal8Bit());
 126
 127                 RS_DEBUG->print("001");
 128                 QString ns = g.getVariableString("Names", "");
 129
 130                 if (!ns.isEmpty())
 131                 {
 132                         QStringList names = ns.split(',');
 133                         RS_DEBUG->print("002");
 134
 135                         for(QStringList::Iterator it=names.begin(); it!=names.end(); ++it)
 136                         {
 137                                 fprintf(fp, "# Name:              %s\n", (const char*)((*it).toLocal8Bit()));
 138                         }
 139                 }
 140
 141                 RS_DEBUG->print("003");
 142
 143                 QString es = g.getVariableString("Encoding", "");
 144
 145                 if (!es.isEmpty())
 146                         fprintf(fp, "# Encoding:          %s\n", (const char *)es.toLocal8Bit());
 147
 148                 RS_DEBUG->print("004a");
 149
 150                 fprintf(fp, "# LetterSpacing:     %f\n", g.getVariableDouble("LetterSpacing", 3.0));
 151                 fprintf(fp, "# WordSpacing:       %f\n", g.getVariableDouble("WordSpacing", 6.75));
 152                 fprintf(fp, "# LineSpacingFactor: %f\n", g.getVariableDouble("LineSpacingFactor", 1.0));
 153
 154                 QString sa = g.getVariableString("Authors", "");
 155                 RS_DEBUG->print("authors: %s", (const char *)sa.toLocal8Bit());
 156
 157                 if (!sa.isEmpty())
 158                 {
 159                         QStringList authors = sa.split(',');
 160                         RS_DEBUG->print("006");
 161                         RS_DEBUG->print("count: %d", authors.count());
 162
 163                         QString a;
 164
 165                         for(QStringList::Iterator it2=authors.begin(); it2!=authors.end(); ++it2)
 166                         {
 167                                 RS_DEBUG->print("006a");
 168                                 a = QString(*it2);
 169                                 RS_DEBUG->print("006b");
 170                                 RS_DEBUG->print("string is: %s", a.toAscii().data());
 171                                 RS_DEBUG->print("006b0");
 172                                 fprintf(fp, "# Author:            ");
 173                                 RS_DEBUG->print("006b1");
 174                                 fprintf(fp, "%s\n", a.toAscii().data());
 175                                 //fout << "# Author:            " << a.ascii() << "\n";
 176                         }
 177
 178                         RS_DEBUG->print("007");
 179                 }
 180
 181                 RS_DEBUG->print("RS_FilterCXF::fileExport: header: OK");
 182
 183                 RS_DEBUG->print("008");
 184                 // iterate through blocks (=letters of font)
 185                 for(uint i=0; i<g.countBlocks(); ++i)
 186                 {
 187                         RS_Block * blk = g.blockAt(i);
 188
 189                         RS_DEBUG->print("block: %d", i);
 190                         RS_DEBUG->print("001");
 191
 192                         if (blk != NULL)
 193                         {
 194                                 RS_DEBUG->print("002");
 195                                 RS_DEBUG->print("002a: %s", (const char *)(blk->getName().toLocal8Bit()));
 196
 197                                 fprintf(fp, "\n%s\n", (const char *)(blk->getName().toLocal8Bit()));
 198
 199                                 // iterate through entities of this letter:
 200                                 for(RS_Entity * e=blk->firstEntity(RS2::ResolveAll); e!=NULL;
 201                                         e=blk->nextEntity(RS2::ResolveAll))
 202                                 {
 203                                         if (!e->isUndone())
 204                                         {
 205                                                 RS_DEBUG->print("004");
 206
 207                                                 // lines:
 208                                                 if (e->rtti() == RS2::EntityLine)
 209                                                 {
 210                                                         RS_Line * l = (RS_Line *)e;
 211
 212                                                         fprintf(fp, "L %f,%f,%f,%f\n", l->getStartpoint().x, l->getStartpoint().y,
 213                                                                 l->getEndpoint().x, l->getEndpoint().y);
 214                                                 }
 215                                                 // arcs:
 216                                                 else if (e->rtti() == RS2::EntityArc)
 217                                                 {
 218                                                         RS_Arc * a = (RS_Arc *)e;
 219
 220                                                         if (!a->isReversed())
 221                                                         {
 222                                                                 fprintf(fp, "A ");
 223                                                         }
 224                                                         else
 225                                                         {
 226                                                                 fprintf(fp, "AR ");
 227                                                         }
 228
 229                                                         fprintf(fp, "%f,%f,%f,%f,%f\n", a->getCenter().x, a->getCenter().y,
 230                                                                 a->getRadius(), a->getAngle1() * ARAD, a->getAngle2() * ARAD);
 231                                                 }
 232                                                 // Ignore entities other than arcs / lines
 233                                                 else
 234                                                 {
 235                                                 }
 236                                         }
 237
 238                                         RS_DEBUG->print("005");
 239                                 }
 240                                 RS_DEBUG->print("006");
 241                         }
 242                         RS_DEBUG->print("007");
 243                 }
 244
 245                 //fout.close();
 246                 fclose(fp);
 247                 RS_DEBUG->print("CXF Filter: exporting file: OK");
 248                 return true;
 249         }
 250         else
 251         {
 252                 RS_DEBUG->print("CXF Filter: exporting file failed");
 253         }
 254
 255         return false;
 256 }
 257
 258 /**
 259  * Streams a double value to the given stream cutting away trailing 0's.
 260  *
 261  * @param value A double value. e.g. 2.700000
 262  */
 263 void RS_FilterCXF::stream(std::ofstream & fs, double value)
 264 {
 265     fs << (const char *)RS_Utility::doubleToString(value).toAscii().data();
 266 }