Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegames@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

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"