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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /libkscan/sizeindicator.cpp
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
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
Diffstat (limited to 'libkscan/sizeindicator.cpp')
-rw-r--r--libkscan/sizeindicator.cpp113
1 files changed, 113 insertions, 0 deletions
diff --git a/libkscan/sizeindicator.cpp b/libkscan/sizeindicator.cpp
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+/* 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"