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/***************************************************************************
* Copyright (C) 2004, 2005 Andi Peredri *
* [email protected] *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License version 2 *
* as published by the Free Software Foundation (see COPYING) *
* *
* 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. *
***************************************************************************/
#include <tqpainter.h>
#include <tqimage.h>
#include <kglobal.h>
#include <kiconloader.h>
#include <kstandarddirs.h>
#include "cell.h"
Cell::PixmapMap Cell::connectedpixmap;
Cell::PixmapMap Cell::disconnectedpixmap;
void Cell::initPixmaps()
{
typedef TQMap<int, TQString> NamesMap;
NamesMap names;
names[L] = "0001";
names[D] = "0010";
names[D|L] = "0011";
names[R] = "0100";
names[R|L] = "0101";
names[R|D] = "0110";
names[R|D|L] = "0111";
names[U] = "1000";
names[U|L] = "1001";
names[U|D] = "1010";
names[U|D|L] = "1011";
names[U|R] = "1100";
names[U|R|L] = "1101";
names[U|R|D] = "1110";
NamesMap::ConstIterator it;
for(it = names.constBegin(); it != names.constEnd(); ++it)
{
connectedpixmap[it.key()]=new TQPixmap(KGlobal::iconLoader()->loadIcon(
locate("data","knetwalk/cable"+it.data()+".png"), KIcon::NoGroup, 32) );
TQImage image = connectedpixmap[it.key()]->convertToImage();
for(int y = 0; y < image.height(); y++)
{
TQRgb* line = (TQRgb*)image.scanLine(y);
for(int x = 0; x < image.width(); x++)
{
TQRgb pix = line[x];
if(tqAlpha(pix) == 255)
{
int g = (255 + 4 * tqGreen(pix)) / 5;
int b = (255 + 4 * tqBlue(pix)) / 5;
int r = (255 + 4 * tqRed(pix)) / 5;
line[x] = tqRgb(r, g, b);
}
}
}
disconnectedpixmap[it.key()] = new TQPixmap(image);
}
}
Cell::Cell(TQWidget* parent, int i) : TQWidget(parent, 0, WNoAutoErase)
{
angle = 0;
light = 0;
iindex = i;
ddirs = Free;
changed = true;
connected = false;
root = false;
locked = false;
}
int Cell::index() const
{
return iindex;
}
Cell::Dirs Cell::dirs() const
{
return ddirs;
}
bool Cell::isConnected() const
{
return connected;
}
bool Cell::isRotated() const
{
return angle;
}
bool Cell::isLocked() const
{
return locked;
}
void Cell::setLocked( bool newlocked )
{
if ( locked == newlocked ) return;
locked = newlocked;
changed = true;
update();
}
void Cell::setDirs(Dirs d)
{
if(ddirs == d) return;
ddirs = d;
changed = true;
update();
}
void Cell::setConnected(bool b)
{
if(connected == b) return;
connected = b;
changed = true;
update();
}
void Cell::setRoot(bool b)
{
if(root == b) return;
root = b;
changed = true;
update();
}
void Cell::setLight(int l)
{
light = l;
changed = true;
update();
}
void Cell::paintEvent(TQPaintEvent*)
{
if(changed)
{
changed = false;
if ( locked ) {
pixmap = KGlobal::iconLoader()->loadIcon(locate("data", "knetwalk/background_locked.png"), KIcon::NoGroup, 32);
} else {
pixmap = KGlobal::iconLoader()->loadIcon(locate("data", "knetwalk/background.png"), KIcon::NoGroup, 32);
}
TQPainter paint;
paint.begin(&pixmap);
if(light)
{
paint.setPen(TQPen(white, 5));
paint.drawLine(0, width() - light, width(), 2 * width() - light);
}
if((ddirs != Free) && (ddirs != None))
{
double offset = 0;
if(angle)
{
offset = width() / 2;
paint.translate(offset, offset);
paint.rotate(angle);
}
if(connected)
paint.drawPixmap(int(-offset), int(-offset), *connectedpixmap[ddirs]);
else paint.drawPixmap(int(-offset), int(-offset), *disconnectedpixmap[ddirs]);
paint.resetXForm();
TQPixmap pix;
if(root)
{
pix=KGlobal::iconLoader()->loadIcon(locate("data", "knetwalk/server.png"), KIcon::NoGroup, 32);
}
else if(ddirs == U || ddirs == L || ddirs == D || ddirs == R)
{
if(connected)
pix=KGlobal::iconLoader()->loadIcon(locate("data","knetwalk/computer2.png"),KIcon::NoGroup,32);
else
pix=KGlobal::iconLoader()->loadIcon(locate("data","knetwalk/computer1.png"),KIcon::NoGroup,32);
}
paint.drawPixmap(0, 0, pix);
}
paint.end();
}
bitBlt(this, 0, 0, &pixmap);
}
void Cell::mousePressEvent(TQMouseEvent* e)
{
if(e->button() == Qt::LeftButton)
emit lClicked(iindex);
else if(e->button() == Qt::RightButton)
emit rClicked(iindex);
else if(e->button() == Qt::MidButton)
emit mClicked(iindex);
}
void Cell::rotate(int a)
{
angle += a;
changed = true;
while(angle >= 45)
{
angle -= 90;
int newdirs = Free;
if(ddirs & U) newdirs |= R;
if(ddirs & R) newdirs |= D;
if(ddirs & D) newdirs |= L;
if(ddirs & L) newdirs |= U;
setDirs(Dirs(newdirs));
}
while(angle < -45)
{
angle += 90;
int newdirs = Free;
if(ddirs & U) newdirs |= L;
if(ddirs & R) newdirs |= U;
if(ddirs & D) newdirs |= R;
if(ddirs & L) newdirs |= D;
setDirs(Dirs(newdirs));
}
update();
}
#include "cell.moc"
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