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/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 113 insertions, 0 deletions

diff --git a/libkscan/sizeindicator.cpp b/libkscan/sizeindicator.cpp
new file mode 100644
index 00000000..4ad1986d
--- /dev/null
+++ b/libkscan/sizeindicator.cpp
@@ -0,0 +1,113 @@
+/* This file is part of the KDE Project
+   Copyright (C) 2000 Klaas Freitag <[email protected]>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include "sizeindicator.h"
+
+#include <qpalette.h>
+#include <qimage.h>
+
+#include <kimageeffect.h>
+#include <klocale.h>
+#include <kdebug.h>
+#include <qpainter.h>
+
+
+
+SizeIndicator::SizeIndicator( QWidget *parent, long  thres, long crit )
+   :QLabel( parent )
+{
+   sizeInByte = -1;
+   setFrameStyle( QFrame::Box | QFrame::Sunken );
+   setMinimumWidth( fontMetrics().width( QString::fromLatin1("MMM.MM MB") ));
+   setCritical( crit );
+   threshold = thres;
+
+}
+
+
+void SizeIndicator::setCritical( long crit )
+{
+   critical = crit;
+   devider = 255.0 / double( critical );
+}
+
+
+void SizeIndicator::setThreshold( long thres )
+{
+   threshold = thres;
+}
+
+
+SizeIndicator::~SizeIndicator()
+{
+
+}
+
+void SizeIndicator::setSizeInByte( long newSize )
+{
+   sizeInByte = newSize;
+   kdDebug(29000) << "New size in byte: " << newSize << endl ;
+
+   QString t;
+
+   QString unit = i18n( "%1 kB" );
+   double sizer = double(sizeInByte)/1024.0; // produces kiloBytes
+   int precision = 1;
+   int fwidth = 3;
+
+   if( sizer > 999.9999999 )
+   {
+      unit = i18n( "%1 MB" );
+      sizer = sizer / 1024.0;
+      precision = 2;
+      fwidth = 2;
+   }
+
+   t = unit.arg( sizer, fwidth, 'f', precision);
+   setText(t);
+
+}
+
+
+
+void SizeIndicator::drawContents( QPainter *p )
+{
+   QSize s = size();
+
+   QColor warnColor;
+
+   if( sizeInByte >= threshold )
+   {
+      int c = int( double(sizeInByte) * devider );
+      if( c > 255 ) c = 255;
+
+      warnColor.setHsv( 0, c, c );
+
+      p->drawImage( 0,0,
+		    KImageEffect::unbalancedGradient( s, colorGroup().background(),
+						      warnColor, KImageEffect::CrossDiagonalGradient, 200,200 ));
+   }
+   /* Displaying the text */
+   QString t = text();
+   p->drawText( 0, 0, s.width(), s.height(),
+		AlignHCenter | AlignVCenter, t);
+
+}
+
+#include "sizeindicator.moc"