ExportSVG.cpp

/*
Copyright (C) 2000,2001 Stefan Duffner

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#include <QSvgGenerator>
#include <iostream>
#include <q3picture.h>
#include <qfile.h>
#include <qpainter.h>
#include <qregexp.h>

#include "ExportSVG.h"
#include "Machine.h"
#include "TransitionInfo.h"
//#include "AppInfo.h"
#include "Draw.h"
#include "DrawArea.h"
#include "IOInfo.h"
#include "ScrollView.h"

// using namespace std;

ExportSVG::ExportSVG(Options *opt) : Export(opt) {}

/// Writes all the relevant data into the tdf file.
void ExportSVG::doExport() {
  using namespace std;

  // code adapted from Umbrello
  // bool exportSuccessful;
  QRect textrect;

  // out->close();

  //  Q3Picture pic;

  // only to get image size
  QSvgGenerator *pic = new QSvgGenerator();
  pic->setFileName(fileName);

  QPainter *painter = new QPainter(pic);
  Draw *draw = new Draw(scrollview, options);
  QRect rect = draw->getBoundingBox(machine, painter);
  rect.setWidth(rect.width() + 10);
  rect.setHeight(rect.height() + 10);
  delete painter;
  delete draw;
  delete pic;

  // draw image
  pic = new QSvgGenerator();
  pic->setFileName(fileName);
  pic->setSize(rect.size());
  painter = new QPainter(pic);
  draw = new Draw(scrollview, options);

  if (!scrollview) {
    delete painter;
    // exportSuccessful = false;
  }

  painter->translate(-rect.x(), -rect.y());

  // int resolution = printer->resolution();

  if (scrollview)
    scrollview->getDrawArea()->getSelection()->deselectAll(machine);
  draw->drawStates(machine, painter, 0, 0, 1.0);
  draw->drawTransitions(machine, painter, 0, 0, 1.0);
  if (machine->getDrawITrans())
    draw->drawInitialTransition(machine, machine->getInitialTransition(),
                                painter, 0, 0, 1.0, textrect, false);

  // delete painter and printer before we try to open and fix the file
  delete painter;
  delete draw;
  delete pic;

  // modify bounding box from screen to eps resolution.
  // rect.setWidth( int(ceil(rect.width() * 72.0/resolution)) );
  // rect.setHeight( int(ceil(rect.height() * 72.0/resolution)) );
  //  pic.setBoundingRect(rect);
  // exportSuccessful = fixSVG(fileName,rect);

  // pic.save(fileName,"svg");

  if (scrollview)
    scrollview->getDrawArea()->reset();
  // return exportSuccessful;
}

QString ExportSVG::fileFilter() { return "Scalable Vector Graphics (*.svg)"; }

QString ExportSVG::defaultExtension() { return "svg"; }