flag.cpp

/**
 * @file   flag.cpp
 * @author Sebastien Fourey (GREYC)
 *
 * @brief  Sample drawing using the board library, demonstrates
 *         the clipping capacity for both SVG and EPS files.
 *
 * This source code is part of the Board project, a C++ library whose
 * purpose is to allow simple drawings in EPS, FIG or SVG files.
 * Copyright (C) 2007 Sebastien Fourey <https://fourey.users.greyc.fr>
 */
#include <cmath>
#include <Board.h>
using namespace LibBoard;

const int RAYS = 40;

int main(int, char *[])
{
  Board board;

  board << circle(0, 0, 40, Color::Null, Color::Red, 0.0);
  Line line(0, 45, 0, 400, Color::Black, 1.0);
  Line rline(line);
  const double angle = 2 * M_PI / RAYS;
  int n = RAYS;
  while (n--) {
    board << rline;
    rline.rotate(angle, Point(0, 0));
  }

  board.setClippingRectangle(-100, 100, 350, 250);
  board.saveEPS("flag.eps", 210, 297, 0.0, Unit::Millimeter);
  board.saveTikZ("flag.tikz");

  board.scaleToWidth(20, UseLineWidth);
  board.saveSVG("flag.svg", PageSize::BoundingBox, 0.0, Unit::Centimeter);
  board.saveEPS("flag.eps", PageSize::BoundingBox, 0.0, Unit::Centimeter);
}