/* $NetBSD: box.h,v 1.1.1.1 2003/12/26 17:57:03 christos Exp $ */ /*- * Copyright (c) 2003 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Christos Zoulas. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * box.C: Single box utilities; A box is an entity with four edges, four * corners, and a center that maps directly to a board */ #ifndef _H_BOX #define _H_BOX #include class BOARD; class POINT { public: int x; int y; }; class BOX { public: enum EDGE { first = 0, top = 0, bottom = 1, left = 2, right = 3, last = 4, }; BOX(size_t py, size_t px, BOARD& b); void reset(void); // Clear a box void paint(void); // Paint a box // Member access int& name(void); int& edge(int e); // Edge maniputations void set(int e); void clr(int e); int isset(int e) const; int count(void) const; // Count the number of edges in use // Useful constants // Relative coordinates of the edges from the center of the box. static const POINT edges[BOX::last]; // Relative coordinates of the corners from the center of the box. static const POINT corners[BOX::last]; // Character symbols of the four edges static const int syms[BOX::last]; private: void addcorner(size_t y, size_t x); // add a corner character size_t _centerx; // Coordinates of the center in board units size_t _centery; BOARD& _b; // The board we refer to }; #endif