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Diffstat (limited to 'knetwalk/src/cell.cpp')
| -rw-r--r-- | knetwalk/src/cell.cpp | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/knetwalk/src/cell.cpp b/knetwalk/src/cell.cpp new file mode 100644 index 00000000..4d561cec --- /dev/null +++ b/knetwalk/src/cell.cpp @@ -0,0 +1,241 @@ +/*************************************************************************** + * Copyright (C) 2004, 2005 Andi Peredri * + * andi@ukr.net * + * * + * 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 <qpainter.h> +#include <qimage.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 QMap<int, QString> 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 QPixmap(KGlobal::iconLoader()->loadIcon( + locate("data","knetwalk/cable"+it.data()+".png"), KIcon::NoGroup, 32) ); + + QImage image = connectedpixmap[it.key()]->convertToImage(); + for(int y = 0; y < image.height(); y++) + { + QRgb* line = (QRgb*)image.scanLine(y); + for(int x = 0; x < image.width(); x++) + { + QRgb pix = line[x]; + if(qAlpha(pix) == 255) + { + int g = (255 + 4 * qGreen(pix)) / 5; + int b = (255 + 4 * qBlue(pix)) / 5; + int r = (255 + 4 * qRed(pix)) / 5; + line[x] = qRgb(r, g, b); + } + } + } + disconnectedpixmap[it.key()] = new QPixmap(image); + } +} + +Cell::Cell(QWidget* parent, int i) : QWidget(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(QPaintEvent*) +{ + 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); + } + + QPainter paint; + paint.begin(&pixmap); + + if(light) + { + paint.setPen(QPen(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(); + + QPixmap 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(QMouseEvent* e) +{ + if(e->button() == LeftButton) + emit lClicked(iindex); + else if(e->button() == RightButton) + emit rClicked(iindex); + else if(e->button() == 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" |