FreeBSD-5.3/usr.sbin/pcvt/fed/edit.c
/*
* Copyright (c) 1992, 2000 Hellmuth Michaelis
*
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPER ``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 DEVELOPERS 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.
*/
/*---------------------------------------------------------------------------
*
* edit.c font editor edit character
* ------------------------------------------
*
* edit.c, 3.00, last edit-date: [Mon Mar 27 16:35:47 2000]
*
* $FreeBSD: src/usr.sbin/pcvt/fed/edit.c,v 1.5 2000/03/28 09:24:37 hm Exp $
*
*---------------------------------------------------------------------------*/
#include "fed.h"
#define UP 0
#define DOWN 1
static int pen;
/*---------------------------------------------------------------------------*
* fill edit mode command window
*---------------------------------------------------------------------------*/
void edit_mode(void)
{
mvwprintw(cmd_win,1,1,"(W)hite ");
mvwprintw(cmd_win,2,1,"(Black ");
mvwprintw(cmd_win,3,1,"(I)nvert ");
mvwprintw(cmd_win,4,1,"(R)ow BLACK ");
mvwprintw(cmd_win,5,1,"(r)ow WHITE ");
mvwprintw(cmd_win,6,1,"(C)ol BLACK ");
mvwprintw(cmd_win,7,1,"(c)ol WHITE ");
mvwprintw(cmd_win,8,1,"(Q)uit/Save ");
mvwprintw(cmd_win,9 ,1,"e(X)it/undo ");
mvwprintw(cmd_win,10,1,"Pen (U)p ");
mvwprintw(cmd_win,11,1,"Pen (D)own ");
mvwprintw(cmd_win,12,1," ");
mvwprintw(cmd_win,13,1,"(^P)rev Line");
mvwprintw(cmd_win,14,1,"(^N)ext Line");
mvwprintw(cmd_win,15,1,"(^F)orwd Col");
mvwprintw(cmd_win,16,1,"(^B)ack Col");
wrefresh(cmd_win);
}
/*---------------------------------------------------------------------------*
* edit mode command loop
*---------------------------------------------------------------------------*/
int edit(void)
{
int c, r;
char l;
unsigned int k_ch;
c = r = 0;
pen = UP;
for(;;)
{
if(pen == DOWN)
dis_cmd(" Edit Mode, the Pen is DOWN");
else
dis_cmd(" Edit Mode, the Pen is UP");
l = ((mvwinch(ch_win,(r+1),(c+1))) & A_CHARTEXT);
wattron(ch_win,A_REVERSE);
mvwprintw(ch_win,(r+1),(c+1),"%c",l);
wattroff(ch_win,A_REVERSE);
wmove(ch_win,(r+1),(c+1));
wrefresh(ch_win);
k_ch = wgetch(ch_win);
switch(k_ch)
{
case K_LEFT:
case KEY_LEFT:
if(c > 0)
{
normal_ch(r,c);
c--;
}
break;
case K_DOWN:
case KEY_DOWN:
if(r < (ch_height-1))
{
normal_ch(r,c);
r++;
}
break;
case K_UP:
case KEY_UP:
if(r > 0)
{
normal_ch(r,c);
r--;
}
break;
case K_RIGHT:
case KEY_RIGHT:
if(c < (ch_width-1))
{
normal_ch(r,c);
c++;
}
break;
case KEY_HOME:
normal_ch(r,c);
c = r = 0;
break;
case KEY_LL:
normal_ch(r,c);
c = ch_width-1;
r = ch_height-1;
break;
case 0x0c:
wrefresh(curscr);
break;
case '\n':
case '\r':
case ' ' :
chg_pt(r,c);
break;
case 'q':
pen = UP;
normal_ch(r,c);
wrefresh(ch_win);
return(1);
break;
case 'x':
pen = UP;
normal_ch(r,c);
wrefresh(ch_win);
return(0);
break;
case 'w':
case 'W':
setchr(WHITE);
break;
case 'b':
case 'B':
setchr(BLACK);
break;
case 'i':
case 'I':
invert();
break;
case 'r':
setrow(WHITE);
break;
case 'R':
setrow(BLACK);
break;
case 'c':
setcol(WHITE);
break;
case 'C':
setcol(BLACK);
break;
case 'u':
case 'U':
pen = UP;
break;
case 'd':
case 'D':
pen = DOWN;
break;
default:
beep();
break;
}
}
}
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
void normal_ch(int r, int c)
{
char l = ((mvwinch(ch_win,(r+1),(c+1))) & A_CHARTEXT);
wattroff(ch_win,A_REVERSE);
if(pen == DOWN)
mvwprintw(ch_win,(r+1),(c+1),"*");
else
mvwprintw(ch_win,(r+1),(c+1),"%c",l);
wmove(ch_win,(r+1),(c+1));
}
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
void chg_pt(int r, int c)
{
char l;
l = ((mvwinch(ch_win,(r+1),(c+1))) & A_CHARTEXT);
if(l == WHITE)
l = BLACK;
else
l = WHITE;
mvwprintw(ch_win,(r+1),(c+1),"%c",l);
wmove(ch_win,(r+1),(c+1));
}
/*---------------------------------------------------------------------------*
* invert current character
*---------------------------------------------------------------------------*/
void invert(void)
{
int r,c;
r = 1;
while(r <= ch_height)
{
c = 1;
while(c <= ch_width)
{
if(WHITE == mvwinch(ch_win, r, c))
mvwaddch(ch_win, r, c, BLACK);
else
mvwaddch(ch_win, r, c, WHITE);
c++;
}
r++;
}
}
/*---------------------------------------------------------------------------*
* fill current character black/white
*---------------------------------------------------------------------------*/
void setchr(char type)
{
int r,c;
r = 1;
while(r <= ch_height)
{
c = 1;
while(c <= ch_width)
{
mvwaddch(ch_win, r, c, type);
c++;
}
r++;
}
}
/*---------------------------------------------------------------------------*
* set current row to black/white
*---------------------------------------------------------------------------*/
void setrow(char type)
{
int r,c;
getyx(ch_win,r,c);
c = 1;
while(c <= ch_width)
{
mvwaddch(ch_win, r, c, type);
c++;
}
}
/*---------------------------------------------------------------------------*
* set current column to black/white
*---------------------------------------------------------------------------*/
void setcol(char type)
{
int r,c;
getyx(ch_win,r,c);
r = 1;
while(r <= ch_height)
{
mvwaddch(ch_win, r, c, type);
r++;
}
}
/*---------------------------------- E O F ----------------------------------*/