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Diffstat (limited to 'graphics/epix/screen_mask.h')
-rw-r--r-- | graphics/epix/screen_mask.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/graphics/epix/screen_mask.h b/graphics/epix/screen_mask.h new file mode 100644 index 0000000000..0ec475f3db --- /dev/null +++ b/graphics/epix/screen_mask.h @@ -0,0 +1,97 @@ +/* + * screen_mask.h -- ePiX::screen_mask interface, for screen cropping + * + * This file is part of ePiX, a C++ library for creating high-quality + * figures in LaTeX + * + * Version 1.1.8 + * Last Change: July 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 + */ + +#ifndef EPIX_SCREEN_MASK +#define EPIX_SCREEN_MASK + +#include <list> +#include <string> + +#include "edge_data.h" + +namespace ePiX { + + class pair; + + class Color; + + class length; + class pen_fill; + class pen_line; + + class screen_mask { + public: + virtual ~screen_mask() { } + + virtual screen_mask* clone() const = 0; + + // alignment points + pair tr() const; + pair tl() const; + pair bl() const; + pair br() const; + + pair t() const; + pair b() const; + pair l() const; + pair r() const; + pair c() const; + + // cropping facilities (for tiles: glyph, pen_line, pen_fill resp.) + virtual bool crops(const pair& arg) const = 0; // false if arg visible + virtual std::list<edge2d>& crop_path(std::list<edge2d>&) const = 0; + virtual std::list<edge2d>& crop_loop(std::list<edge2d>&) const = 0; + + // extreme and average coordinates, dimensions + virtual double h_min() const = 0; + virtual double h_max() const = 0; + virtual double h_size() const = 0; + virtual double h_avg() const = 0; + + virtual double v_min() const = 0; + virtual double v_max() const = 0; + virtual double v_size() const = 0; + virtual double v_avg() const = 0; + + // convert us to screen border or backing + virtual pen_line border(const Color&, const length&) const = 0; + virtual pen_fill backing(const Color&) const = 0; + + virtual pen_line border() const = 0; + virtual pen_fill backing() const = 0; + }; // end of class screen_mask + +} // end of namespace + +#endif /* EPIX_SCREEN_MASK */ |