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/*
* pen_data.cc -- ePiX's pen class
*
* This file is part of ePiX, a C++ library for creating high-quality
* figures in LaTeX
*
* Version 1.1.20
* Last Change: September 19, 2007
*/
/*
* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
* Andrew D. Hwang <ahwang -at- holycross -dot- edu>
* Department of Mathematics and Computer Science
* College of the Holy Cross
* Worcester, MA, 01610-2395, USA
*/
/*
* ePiX 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
* (at your option) any later version.
*
* ePiX 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 ePiX; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "constants.h"
#include "camera.h"
#include "pen_data.h"
namespace ePiX {
pen_data::pen_data(const Color& col, const length& wid)
: m_color(col), m_width(wid) { }
pen_data::pen_data(const Color& col)
: m_color(col), m_width(PLAIN_WIDTH) { }
// set
void pen_data::color(const Color& col) { m_color = col; }
void pen_data::width(const length& len) { m_width = len; }
// get
Color pen_data::color() const { return m_color; }
length pen_data::width() const { return m_width; }
bool pen_data::operator== (const pen_data& pen) const
{
return ((m_color == pen.m_color) && (m_width == pen.m_width));
}
bool pen_data::operator!= (const pen_data& pen) const
{
return !(*this == pen);
}
pen_data pen_data::seen_through(const Camera& mycam) const
{
Color col(m_color);
if (!col.is_unset())
col = mycam(col);
return pen_data(col, m_width);
}
bool pen_data::is_unset() const
{
return m_color.is_unset() || (m_width < length(EPIX_EPSILON));
}
// undrawn
const pen_data& Xfine()
{
static const pen_data*
const xfine_pen(new pen_data(Neutral(), length(0)));
return *xfine_pen;
}
} // end of namespace
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