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xspread3.0.zoo
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scXstuff.h
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1994-06-02
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/*
* Copyright (C) 1992 Board of Regents of the University of Wisconsin
* on behalf of the Department of Electrical Engineering and Computer
* Science, University of Wisconsin-Milwaukee, Milwaukee, WI 53201.
*
* This program 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.
*
* This program 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
* a copy of which is included here in file "GNU_GENERAL"
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* The programs in this directory were developed by software engineering
* teams as part of the course "Introduction to Software Engineering"
* under the supervision of Professor G. Davida.
* This is a modification of a program written or modified by
* others. The original copyrights, as per GNU General Public License,
* may still be applicable. The UWM copyright is applicable only
* the those parts generated at UWM.
*
* Please send all changes, enhancements, and other comments about this
* software to
* soft-eng@cs.uwm.edu
*
* No Warranty, expressed or implied, comes with this software.
* This software is intended to be used by not-for-profit
* organizations or by individuals for personal HOME use.
* This software, or any of its parts, may not be used by for-profit
* organization, regardless of application or intended product or
* customer, without the permission of the Board of Regents of the
* University of Wisconsin is strictly forbidden.
*
* Contact: soft-eng@cs.uwm.edu
* or
*
* Software Engineering Coordinator
* Computer Science
* Department of EECS
* University of Wisconsin - Milwaukee
* Milwaukee, WI 53201
* 414-229-4677
*
* HISTORY,CLAIMS and CONTRIBUTIONS
*/
/* This file declares the functions and globals defined in scXstuff.c */
/* REVISION HISTORY */
/* 7-19-91 B. Backman Creation */
extern Display *dpy; /* X server connection */
extern Window mainwin; /* Window ID of main window*/
extern GC maingc, /* GC for mainwin */
maingcreversed, /* reverse-field GC for mainwin */
invertgc; /* (invert) reverse-field GC for mainwin */
extern XFontStruct *curfont; /* Font descriptor structure for current font */
extern int curfontwidth,
curfontheight; /* dimensions of current font (in pixels) */
char *userfont; /* user specified font name */
/* macros textrow() and textcol() compute the y-coordinate of the bottom of row
r and the x-coordinate of the left-hand side of column c, respectively.
This is for use with XDrawImageString. The coordinates are based on
curfontheight and curfontwidth. NOTE: textcol() will only work for a
fixed-width font! Otherwise, it doesn't make sense to calculate column
positions anyway because they change */
#define textrow(r) ((((r)+1)*curfontheight)-1)
#define textcol(c) ((c)*curfontwidth)
/* functions defined in scXstuff.c */
extern int cleardownfrom(/*row*/);
extern int clearupfrom(/*row*/);
/* extern void error(); */
extern int sc_Xinit(/*argc, argv*/);
extern int sc_handleresize(/*xevent*/);