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// $Id: Banner.cc,v 1.3 2003/02/20 15:19:56 flaterco Exp $
/* Banner Graph printed sideways on tractor feed dot matrix printer
Copyright (C) 1998 David Flater.
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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "common.hh"
Banner::Banner (unsigned xsize, unsigned ysize): TTYGraph (ysize, xsize) {
// turn sideways ^^^^^^^^^^^^
}
// The constructor that I fabricated to do all this in one step wouldn't
// compile.
Banner *bannerFactory (Station *station, unsigned xsize, Timestamp start_tm,
Timestamp end_tm) {
// Everything is sideways.
Interval increment = (max (1, (long)(aspmagnum / (double)xsize /
(station->aspect / LPaspectfudge) + 0.5)));
unsigned ysize = max ((int)((end_tm - start_tm) / increment) + TTYnposition,
minttywidth);
return new Banner (xsize, ysize);
}
void
Banner::drawHorizontalLine (int xlo, int xhi, int y,
Colors::colorchoice c) {
int i;
for (i=xlo; i<=xhi; i++)
setPixel (i, y, '|');
}
void Banner::drawHourTick (int x, Colors::colorchoice c) {
setPixel (x, ysize()-1, '-');
}
void Banner::writeAsText (Dstr &text_out) {
// Everything is sideways.
text_out = (char *)NULL;
char *buf = (char *)malloc (ysize()+2);
buf[ysize()] = '\n';
buf[ysize()+1] = '\0';
for (unsigned x=0; x<xsize(); x++) {
for (unsigned y=0; y<ysize(); y++)
buf[y] = tty[(ysize()-1-y)*xsize()+x];
text_out += buf;
}
free (buf);
}
double Banner::aspectfudge() {
return 1.0 / LPaspectfudge;
}
void
Banner::drawStringSideways (int x, int y, const Dstr &s) {
for (unsigned a=0; a<s.length(); a++)
setPixel (x, y-a, s[a]);
}
void
Banner::labelHourTick (int x, Dstr &ts) {
drawStringSidewaysOnLine (x, -1, ts);
}
// A bit of kludging here makes the timestamps look good without massive
// changes to the Graph class.
void Banner::drawStringSidewaysOnLine (int x, int line, const Dstr &s) {
int y;
if (s.length() < 1)
return;
if (line >= 0) {
y = s.length() - 1;
x += (line - 2);
} else {
if (line < -1) {
y = myysize-4*(fontHeight()+fontMargin())-hourTickLen();
x += (line + 2);
} else
y = myysize-(fontHeight()+fontMargin())-hourTickLen();
}
drawStringSideways (x, y, s);
}
void Banner::drawTimestampLabel (int x, int line, Dstr &ts) {
drawStringSidewaysOnLine (x, line, ts);
}
void Banner::drawTitleLine (Dstr &title) {
// Lose it.
}
int Banner::is_banner () {
return 1;
}
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