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/*
* Asciiquarium - Native KDE Screensaver based on the Asciiquarium program
* (c) Kirk Baucom <kbaucom@schizoid.com>, which you can find at
* http://www.robobunny.com/projects/asciiquarium/
*
* Ported to KDE by Maksim Orlovich <maksim@kde.org> and
* Michael Pyne <michael.pyne@kdemail.net>.
*
* Copyright (c) 2003 Kirk Baucom <kbaucom@schizoid.com>
* Copyright (c) 2005 Maksim Orlovich <maksim@kde.org>
* Copyright (c) 2005 Michael Pyne <michael.pyne@kdemail.net>
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <kglobalsettings.h>
#include <kdebug.h>
#include <ntqvaluevector.h>
#include <ntqstringlist.h>
#include <ntqimage.h>
#include <ntqfontmetrics.h>
#include <ntqpainter.h>
#include <ntqbitmap.h>
#include "frame.h"
void Frame::convertDataToPixmap(const Screen *screen)
{
if(!height() || !width()) {
// Assume we're not ready to go.
return;
}
int w = screen->cellWidth(), h = screen->cellHeight();
TQPixmap pix(width() * w, height() * h);
pix.fill();
TQBitmap mask(pix.size(), true);
TQPainter p, p2;
p.begin(&pix, true);
p2.begin(&mask, true);
p.setFont(KGlobalSettings::fixedFont());
TQFontMetrics fm(p.font());
int leadHeight = fm.leading() + fm.descent();
for(unsigned j = 0; j < m_data.count(); ++j) {
TQValueVector<Screen::Pixel> row = m_data[j];
if(row.isEmpty())
continue;
unsigned first, last;
for (first = 0; first < row.count() && row[first].letter == ' '; ++first)
;
last = row.count() - 1; // Assume the end is already stripped.
for(unsigned i = first; i <= last; ++i) {
if(row[i].letter == m_transparentChar)
continue;
p2.fillRect(i * w, j * h, w, h, TQt::color1);
p.setPen(row[i].color);
p.fillRect(i * w, j * h, w, h, TQt::black);
p.drawText(i * w, j * h + (h - 1 - leadHeight), TQChar(row[i].letter));
}
}
pix.setMask(mask);
TQPixmap erase(pix);
erase.fill(TQt::black);
erase.setMask(mask);
m_pixmap = pix;
m_erasePixmap = erase;
// Clear m_data to save a wee bit of memory.
m_data.clear();
}
Frame::Frame (TQString text, TQString mask, TQRgb defaultColor, TQChar transparent)
{
//First, process the pixels.
TQStringList rows = TQStringList::split('\n', text, true);
m_height = rows.size();
m_width = 0;
m_transparentChar = transparent;
for (TQStringList::iterator i = rows.begin(); i != rows.end(); ++i)
{
TQValueVector<Screen::Pixel> row;
for (int pos = 0; pos < (*i).length(); ++pos)
{
Screen::Pixel p;
p.letter = (*i).at(pos).unicode();
p.color = defaultColor;
row.append(p);
}
m_width = TQMAX(m_width, row.size());
m_data.append(row);
}
//Now, the colors.
TQStringList cols = TQStringList::split('\n', mask, true);
int y = 0;
for (TQStringList::iterator i = cols.begin(); i != cols.end(); ++i)
{
if (y >= m_data.size())
break;
for (int pos = 0; pos < (*i).length() && pos < m_data[y].size(); ++pos)
{
switch ((*i).at(pos).unicode())
{
//Colors stolen from konsole, TEWidget.cpp
case 'R':
m_data[y][pos].color = 0xFF5454;
break;
case 'r':
m_data[y][pos].color = 0xB21818;
break;
case 'C':
m_data[y][pos].color = 0x54FFFF;
break;
case 'c':
m_data[y][pos].color = 0x18B2B2;
break;
case 'Y':
m_data[y][pos].color = 0xFFFF54;
break;
case 'y':
m_data[y][pos].color = 0xB26818;
break;
case 'G':
m_data[y][pos].color = 0x54FF54;
break;
case 'g':
m_data[y][pos].color = 0x18B218;
break;
case 'B':
m_data[y][pos].color = 0x5454FF;
break;
case 'b':
m_data[y][pos].color = 0x1818B2;
break;
case 'M':
m_data[y][pos].color = 0xFF54FF;
break;
case 'm':
m_data[y][pos].color = 0xB218B2;
break;
case 'W':
m_data[y][pos].color = 0xFFFFFF;
break;
case 'w':
m_data[y][pos].color = 0xB2B2B2;
break;
case ' ':
break;
default:
tqDebug("dunno about color code:'%c'", (*i).at(pos).unicode());
m_data[y][pos].color = 0xFFFFFF;
}
}
++y;
}
}
void Frame::paint(Screen* scr, int x, int y)
{
if(m_pixmap.isNull())
convertDataToPixmap(scr);
scr->updateSpan(x, y, m_pixmap);
}
void Frame::erase(Screen* scr, int x, int y)
{
if(m_erasePixmap.isNull())
convertDataToPixmap(scr);
scr->clearSpan(x, y, m_erasePixmap);
}
// vim: set et ts=8 sw=4:
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