XFigGraphicDevice.cpp

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//
// File: XFigGraphicDevice.cpp
// Authors:
//   Julien Dutheil
// Created: 2008-03-03 00:00:00
//
 
/*
  Copyright or © or Copr. Bio++ Development Team, (November 17, 2004)
  
  This software is a computer program whose purpose is to provide utilitary
  classes. This file belongs to the Bio++ Project.
  
  This software is governed by the CeCILL license under French law and
  abiding by the rules of distribution of free software. You can use,
  modify and/ or redistribute the software under the terms of the CeCILL
  license as circulated by CEA, CNRS and INRIA at the following URL
  "http://www.cecill.info".
  
  As a counterpart to the access to the source code and rights to copy,
  modify and redistribute granted by the license, users are provided only
  with a limited warranty and the software's author, the holder of the
  economic rights, and the successive licensors have only limited
  liability.
  
  In this respect, the user's attention is drawn to the risks associated
  with loading, using, modifying and/or developing or reproducing the
  software by the user in light of its specific status of free software,
  that may mean that it is complicated to manipulate, and that also
  therefore means that it is reserved for developers and experienced
  professionals having in-depth computer knowledge. Users are therefore
  encouraged to load and test the software's suitability as regards their
  requirements in conditions enabling the security of their systems and/or
  data to be ensured and, more generally, to use and operate it in the
  same conditions as regards security.
  
  The fact that you are presently reading this means that you have had
  knowledge of the CeCILL license and that you accept its terms.
*/
 
 
#include "XFigGraphicDevice.h"
 
using namespace bpp;
using namespace std;
 
const unsigned int XFigGraphicDevice::FONTFLAG_LATEX = 0;
const unsigned int XFigGraphicDevice::FONTFLAG_POSTSCRIPT = 4;
 
void XFigGraphicDevice::begin()
{
  content_.clear();
}
 
void XFigGraphicDevice::end()
{
  // Print to file:
  // Header:
  out_ << "#FIG 3.2 Produced by the Bio++ Graphic Device System" << endl;
  out_ << "Portrait" << endl;
  out_ << "Flush left" << endl;
  out_ << "Metric" << endl;
  out_ << "A4" << endl;
  out_ << "100" << endl;
  out_ << "Single" << endl;
  out_ << "0" << endl;
  // out << "254 2" << endl; // 1fig unit = 0.1mm
  out_ << "72 2" << endl; // 1fig unit = 1pt
 
  // Color definitions:
  out_ << "#Color definitions:" << endl;
  vector<unsigned int> codes = colorManager_.getCodes();
  vector<RGBColor> colors    = colorManager_.getColors();
  for (unsigned int i = 32; i < colorManager_.getNumberOfColors(); i++)
  {
    string hexCode = colors[i].toHex();
    out_ << "0 " << codes[i] << " " << hexCode << endl;
  }
 
  // Print content:
  out_ << "#Drawing content:" << endl;
  for (unsigned int i = 0; i < content_.size(); i++)
  {
    out_ << content_[i] << endl;
  }
}
 
void XFigGraphicDevice::setCurrentForegroundColor(const RGBColor& color)
{
  fgColorCode_ = colorManager_.getCode(color);
  AbstractGraphicDevice::setCurrentForegroundColor(color);
}
 
void XFigGraphicDevice::setCurrentBackgroundColor(const RGBColor& color)
{
  bgColorCode_ = colorManager_.getCode(color);
  AbstractGraphicDevice::setCurrentBackgroundColor(color);
}
 
void XFigGraphicDevice::setCurrentFont(const Font& font)
{
  if (fontFlag_ == FONTFLAG_LATEX)
    fontCode_ = latexFontManager_.getCode(font);
  else if (fontFlag_ == FONTFLAG_POSTSCRIPT)
    fontCode_ = postscriptFontManager_.getCode(font);
  else
    fontCode_ = 0;
  fontSize_ = font.getSize();
  AbstractGraphicDevice::setCurrentFont(font);
}
 
void XFigGraphicDevice::drawLine(double x1, double y1, double x2, double y2)
{
  ostringstream oss;
  oss << "2 1 " << lineTypeCode_ << " " << getCurrentPointSize()
      << " " << fgColorCode_
      << " " << bgColorCode_
      << " " << getCurrentLayer()
      << " " << "-1 -1 -1 0 0 0 0 0 2" << endl;
  oss << round(x_(x1)) << " " << round(y_(y1)) << endl;
  oss << round(x_(x2)) << " " << round(y_(y2));
  content_.push_back(oss.str());
}
 
void XFigGraphicDevice::drawRect(double x, double y, double width, double height, short fill)
{
  ostringstream oss;
  oss << "2 2 0 " << getCurrentPointSize()
      << " " << fgColorCode_
      << " " << bgColorCode_
      << " " << getCurrentLayer()
      << " " << "-1"
      << " " << getFillCode(fill) << " -1 0 0 0 0 0 5" << endl;
  oss << round(x) << " " << round(y) << endl;
  oss << round(x_(x + width)) << " " << round(y_(y)) << endl;
  oss << round(x_(x + width)) << " " << round(y_(y + height)) << endl;
  oss << round(x_(x)) << " " << round(y_(y + height)) << endl;
  oss << round(x_(x)) << " " << round(y_(y));
  content_.push_back(oss.str());
}
 
void XFigGraphicDevice::drawCircle(double x, double y, double radius, short fill)
{
  ostringstream oss;
  oss << "1 3 0 " << getCurrentPointSize()
      << " " << fgColorCode_
      << " " << bgColorCode_
      << " " << getCurrentLayer()
      << " " << "-1"
      << " " << getFillCode(fill) << " -1 1 0 "
      << round(x_(x)) << " " << round(y_(y)) << " "
      << round(x_(radius)) << " " << round(y_(radius)) << " "
      << round(x_(x + radius)) << " " << round(y_(y)) << " "
      << round(x_(x + radius)) << " " << round(y_(y)) << endl;
  content_.push_back(oss.str());
}
 
void XFigGraphicDevice::drawText(double x, double y, const std::string& text, short hpos, short vpos, double angle)
{
  int xrel = static_cast<int>(round(x_(x)));
  short sub = 0;
  if (hpos == TEXT_HORIZONTAL_LEFT)
    sub = 0;
  else if (hpos == TEXT_HORIZONTAL_CENTER)
    sub = 1;
  else if (hpos == TEXT_HORIZONTAL_RIGHT)
    sub = 2;
  else
    throw UnvalidFlagException("XFigGraphicDevice::drawText(). Bad horizontal text alignment flag: " + TextTools::toString(hpos));
 
  int yrel = 0;
  if (vpos == TEXT_VERTICAL_BOTTOM)
    yrel = static_cast<int>(round(y_(y - 1.)));
  else if (vpos == TEXT_VERTICAL_CENTER)
    yrel = static_cast<int>(round(y + fontSize_ / 2 - 1));
  else if (vpos == TEXT_VERTICAL_TOP)
    yrel = static_cast<int>(round(y - fontSize_));
  else
    throw UnvalidFlagException("XFigGraphicDevice::drawText(). Bad vertical text alignment flag: " + TextTools::toString(vpos));
 
  ostringstream oss;
  oss << "4 " << sub << " " << fgColorCode_ << " " << 50 << " " << -1 << " " << fontCode_ << " " << fontSize_ << " "
      << angle << " " << fontFlag_ << " " << -1 << " " << -1 << " " << xrel << " " << yrel << " " << text << "\\001";
  content_.push_back(oss.str());
}
 
int XFigGraphicDevice::getFillCode(short fill)
{
  if (fill == FILL_EMPTY)
    return -1;
  if (fill == FILL_FILLED)
    return 20;
  if (fill == FILL_PATTERN)
  {
    // TODO: define a field names currentPattern_, etc.
  }
  // Temp:
  return 20;
}