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/* TTYGraph Graph implemented on dumb terminal
Last modified 1998-05-01
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.
*/
class TTYGraph: public Graph {
public:
TTYGraph (unsigned xsize, unsigned ysize);
virtual ~TTYGraph();
void writeAsText (Dstr &text_out);
protected:
unsigned fontWidth();
unsigned fontHeight();
unsigned fontMargin();
unsigned hourTickLen();
unsigned depthLabelLeftMargin();
unsigned depthLabelRightMargin();
unsigned depthLineVerticalMargin();
void drawString (int x, int y, const Dstr &s);
virtual double aspectfudge();
virtual unsigned startpos();
// Override only where we don't want asterisks.
virtual void drawHorizontalLine (int xlo, int xhi, int y,
Colors::colorchoice c);
virtual void drawHourTick (int x, Colors::colorchoice c);
void clearGraph (Timestamp start, Timestamp endt,
Interval increment, Station *station, struct Graph::tideline *first);
void drawX (int x, double y);
char *tty;
// Asterisks away.
void setPixel (int x, int y, Colors::colorchoice c);
// For the asterisk deprived.
void setPixel (int x, int y, char c);
// Just to shut up the stupid compiler warning.
void setPixel (int x, int y, Colors::colorchoice c, double saturation);
};
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