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-rw-r--r--graphics/epix/cropping.cc88
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diff --git a/graphics/epix/cropping.cc b/graphics/epix/cropping.cc
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--- a/graphics/epix/cropping.cc
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-/*
- * state_data.cc -- Implementation of ePiX's current drawing state
- *
- * This file is part of ePiX, a C++ library for creating high-quality
- * figures in LaTeX
- *
- * Version 1.1.4
- * Last Change: June 17, 2007
- */
-
-/*
- * Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
- * Andrew D. Hwang <rot 13 nujnat at zngupf dot ubylpebff dot rqh>
- * 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.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-/*
- * This file defines (wrapper functions for) static objects that hold
- * the current drawing state
- */
-
-#include <list>
-
-#include "constants.h"
-#include "screen_mask.h"
-#include "mask_ellipse.h"
-#include "mask_rectangle.h"
-
-#include "cropping.h"
-
-namespace ePiX {
-
- crop_state::crop_state(const crop_state& cs)
- : crop_state_mask(cs.crop_state_mask->clone()) { }
-
- crop_state& crop_state::operator= (const crop_state& cs)
- {
- if (this != &cs)
- {
- screen_mask* tmp(cs.crop_state_mask->clone());
-
- delete crop_state_mask;
- crop_state_mask=tmp;
- }
-
- return *this;
- }
-
- crop_state::~crop_state()
- {
- delete crop_state_mask;
- }
-
- std::list<edge2d>& crop_state::crop_path(std::list<edge2d>& L) const
- {
- return crop_state_mask->crop_path(L);
- }
-
- std::list<edge2d>& crop_state::crop_loop(std::list<edge2d>& L) const
- {
- return crop_state_mask->crop_loop(L);
- }
-
- crop_state& the_crop_box()
- {
- const pair M(EPIX_INFTY, EPIX_INFTY);
- static crop_state* current_crop_box(new crop_state(mask_rectangle(-M,M)));
- return *current_crop_box;
- }
-} // end of namespace