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

1 files changed, 457 insertions, 0 deletions

diff --git a/ksysguard/gui/SensorDisplayLib/FancyPlotter.cc b/ksysguard/gui/SensorDisplayLib/FancyPlotter.cc
new file mode 100644
index 000000000..361ce16e7
--- /dev/null
+++ b/ksysguard/gui/SensorDisplayLib/FancyPlotter.cc
@@ -0,0 +1,457 @@
+/*
+    KSysGuard, the KDE System Guard
+
+    Copyright (c) 1999 - 2002 Chris Schlaeger <cs@kde.org>
+
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of version 2 of the GNU General Public
+    License as published by the Free Software Foundation.
+
+    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.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+    KSysGuard is currently maintained by Chris Schlaeger <cs@kde.org>.
+    Please do not commit any changes without consulting me first. Thanks!
+
+*/
+
+#include <qdom.h>
+#include <qimage.h>
+#include <qtooltip.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+
+#include <ksgrd/SensorManager.h>
+#include <ksgrd/StyleEngine.h>
+#include "SensorDisplay.h"
+#include "FancyPlotterSettings.h"
+
+#include "FancyPlotter.h"
+
+FancyPlotter::FancyPlotter( QWidget* parent, const char* name,
+                            const QString &title, double, double,
+                            bool nf, bool isApplet)
+  : KSGRD::SensorDisplay( parent, name, title, nf, isApplet )
+{
+  mBeams = 0;
+  mSettingsDialog = 0;
+
+  if ( noFrame() ) {
+    mPlotter = new SignalPlotter( this );
+    mPlotter->setShowTopBar( true );
+  } else
+    mPlotter = new SignalPlotter( frame() );
+  mPlotter->setTitle( title );
+  mPlotter->setThinFrame(!isApplet);   //if we aren't an applet, draw a thin white frame on the left and bottom, for a 3d effect
+
+  setMinimumSize( sizeHint() );
+
+  /* All RMB clicks to the mPlotter widget will be handled by 
+   * SensorDisplay::eventFilter. */
+	mPlotter->installEventFilter( this );
+
+  setPlotterWidget( mPlotter );
+
+  setModified( false );
+}
+
+FancyPlotter::~FancyPlotter()
+{
+}
+
+void FancyPlotter::configureSettings()
+{
+  if(mSettingsDialog) {
+    return;
+  }
+  mSettingsDialog = new FancyPlotterSettings( this );
+
+  mSettingsDialog->setTitle( title() );
+  mSettingsDialog->setUseAutoRange( mPlotter->useAutoRange() );
+  mSettingsDialog->setMinValue( mPlotter->minValue() );
+  mSettingsDialog->setMaxValue( mPlotter->maxValue() );
+
+  mSettingsDialog->setUsePolygonStyle( mPlotter->graphStyle() == GRAPH_POLYGON );
+  mSettingsDialog->setHorizontalScale( mPlotter->horizontalScale() );
+
+  mSettingsDialog->setShowVerticalLines( mPlotter->showVerticalLines() );
+  mSettingsDialog->setVerticalLinesColor( mPlotter->verticalLinesColor() );
+  mSettingsDialog->setVerticalLinesDistance( mPlotter->verticalLinesDistance() );
+  mSettingsDialog->setVerticalLinesScroll( mPlotter->verticalLinesScroll() );
+
+  mSettingsDialog->setShowHorizontalLines( mPlotter->showHorizontalLines() );
+  mSettingsDialog->setHorizontalLinesColor( mPlotter->horizontalLinesColor() );
+  mSettingsDialog->setHorizontalLinesCount( mPlotter->horizontalLinesCount() );
+
+  mSettingsDialog->setShowLabels( mPlotter->showLabels() );
+  mSettingsDialog->setShowTopBar( mPlotter->showTopBar() );
+  mSettingsDialog->setFontSize( mPlotter->fontSize() );
+
+  mSettingsDialog->setBackgroundColor( mPlotter->backgroundColor() );
+
+  QValueList< QStringList > list;
+  for ( uint i = 0; i < mBeams; ++i ) {
+    QStringList entry;
+    entry << QString::number(i);
+    entry << sensors().at( i )->hostName();
+    entry << KSGRD::SensorMgr->translateSensor( sensors().at( i )->name() );
+    entry << KSGRD::SensorMgr->translateUnit( sensors().at( i )->unit() );
+    entry << ( sensors().at( i )->isOk() ? i18n( "OK" ) : i18n( "Error" ) );
+    entry << ( mPlotter->beamColors()[ i ].name() );
+
+    list.append( entry );
+  }
+  mSettingsDialog->setSensors( list );
+
+  connect( mSettingsDialog, SIGNAL( applyClicked() ), SLOT( applySettings() ) );
+  connect( mSettingsDialog, SIGNAL( okClicked() ), SLOT( applySettings() ) );
+  connect( mSettingsDialog, SIGNAL( finished() ), SLOT( killDialog() ) );
+
+  mSettingsDialog->show(); 
+}
+
+void FancyPlotter::killDialog() { 
+  mSettingsDialog->delayedDestruct();
+  mSettingsDialog = 0;
+}
+
+void FancyPlotter::applySettings()
+{
+  setTitle( mSettingsDialog->title() );
+  mPlotter->setTitle( title() );
+
+  if ( mSettingsDialog->useAutoRange() )
+    mPlotter->setUseAutoRange( true );
+  else {
+    mPlotter->setUseAutoRange( false );
+    mPlotter->changeRange( 0, mSettingsDialog->minValue(),
+                          mSettingsDialog->maxValue() );
+  }
+
+  if ( mSettingsDialog->usePolygonStyle() )
+    mPlotter->setGraphStyle( GRAPH_POLYGON );
+  else
+    mPlotter->setGraphStyle( GRAPH_ORIGINAL );
+
+  if ( mPlotter->horizontalScale() != mSettingsDialog->horizontalScale() ) {
+    mPlotter->setHorizontalScale( mSettingsDialog->horizontalScale() );
+    // Can someone think of a useful QResizeEvent to pass?
+    // It doesn't really matter anyway because it's not used.
+    emit resizeEvent( 0 );
+  }
+
+  mPlotter->setShowVerticalLines( mSettingsDialog->showVerticalLines() );
+  mPlotter->setVerticalLinesColor( mSettingsDialog->verticalLinesColor() );
+  mPlotter->setVerticalLinesDistance( mSettingsDialog->verticalLinesDistance() );
+  mPlotter->setVerticalLinesScroll( mSettingsDialog->verticalLinesScroll() );
+
+  mPlotter->setShowHorizontalLines( mSettingsDialog->showHorizontalLines() );
+  mPlotter->setHorizontalLinesColor( mSettingsDialog->horizontalLinesColor() );
+  mPlotter->setHorizontalLinesCount( mSettingsDialog->horizontalLinesCount() );
+
+  mPlotter->setShowLabels( mSettingsDialog->showLabels() );
+  mPlotter->setShowTopBar( mSettingsDialog->showTopBar() );
+  mPlotter->setFontSize( mSettingsDialog->fontSize() );
+
+  mPlotter->setBackgroundColor( mSettingsDialog->backgroundColor() );
+
+
+  QValueList<int> orderOfSensors = mSettingsDialog->order();
+  QValueList<int> deletedSensors = mSettingsDialog->deleted();
+  mSettingsDialog->clearDeleted();
+  mSettingsDialog->resetOrder();
+  QValueList< int >::Iterator itDelete;
+  for ( itDelete = deletedSensors.begin(); itDelete != deletedSensors.end(); ++itDelete )
+    removeSensor(*itDelete);
+
+  QValueList< int >::Iterator itOrder;
+  mPlotter->reorderBeams(orderOfSensors);
+  reorderSensors(orderOfSensors);
+
+  QValueList< QStringList > list = mSettingsDialog->sensors();
+  QValueList< QStringList >::Iterator it;
+
+  for ( uint i = 0; i < sensors().count(); ++i )
+        mPlotter->beamColors()[ i ] = QColor( list[i][ 5 ] );
+
+  mPlotter->repaint();
+  setModified( true );
+}
+
+void FancyPlotter::applyStyle()
+{
+  mPlotter->setVerticalLinesColor( KSGRD::Style->firstForegroundColor() );
+  mPlotter->setHorizontalLinesColor( KSGRD::Style->secondForegroundColor() );
+  mPlotter->setBackgroundColor( KSGRD::Style->backgroundColor() );
+  mPlotter->setFontSize( KSGRD::Style->fontSize() );
+  for ( uint i = 0; i < mPlotter->beamColors().count() &&
+        i < KSGRD::Style->numSensorColors(); ++i )
+    mPlotter->beamColors()[ i ] = KSGRD::Style->sensorColor( i );
+
+  mPlotter->update();
+  setModified( true );
+}
+
+bool FancyPlotter::addSensor( const QString &hostName, const QString &name,
+                              const QString &type, const QString &title )
+{
+  return addSensor( hostName, name, type, title,
+                    KSGRD::Style->sensorColor( mBeams ) );
+}
+
+bool FancyPlotter::addSensor( const QString &hostName, const QString &name,
+                              const QString &type, const QString &title,
+                              const QColor &color )
+{
+  if ( type != "integer" && type != "float" )
+    return false;
+
+  if ( mBeams > 0 && hostName != sensors().at( 0 )->hostName() ) {
+    KMessageBox::sorry( this, QString( "All sensors of this display need "
+                                       "to be from the host %1!" )
+                        .arg( sensors().at( 0 )->hostName() ) );
+
+    /* We have to enforce this since the answers to value requests
+     * need to be received in order. */
+    return false;
+  }
+
+  if ( !mPlotter->addBeam( color ) )
+    return false;
+
+  registerSensor( new FPSensorProperties( hostName, name, type, title, color ) );
+
+  /* To differentiate between answers from value requests and info
+   * requests we add 100 to the beam index for info requests. */
+  sendRequest( hostName, name + "?", mBeams + 100 );
+
+  ++mBeams;
+
+  QString tooltip;
+  for ( uint i = 0; i < mBeams; ++i ) {
+    tooltip += QString( "%1%2:%3" ).arg( i != 0 ? "\n" : "" )
+                                   .arg( sensors().at( mBeams - i - 1 )->hostName() )
+                                   .arg( sensors().at( mBeams - i - 1  )->name() );
+  }
+
+  QToolTip::remove( mPlotter );
+  QToolTip::add( mPlotter, tooltip );
+
+  return true;
+}
+
+bool FancyPlotter::removeSensor( uint pos )
+{
+  if ( pos >= mBeams ) {
+    kdDebug(1215) << "FancyPlotter::removeSensor: idx out of range ("
+                  << pos << ")" << endl;
+    return false;
+  }
+
+  mPlotter->removeBeam( pos );
+  mBeams--;
+  KSGRD::SensorDisplay::removeSensor( pos );
+
+  QString tooltip;
+  for ( uint i = 0; i < mBeams; ++i ) {
+    tooltip += QString( "%1%2:%3" ).arg( i != 0 ? "\n" : "" )
+                                   .arg( sensors().at( mBeams - i - 1 )->hostName() )
+                                   .arg( sensors().at( mBeams - i - 1  )->name() );
+  }
+
+  QToolTip::remove( mPlotter );
+  QToolTip::add( mPlotter, tooltip );
+
+  return true;
+}
+
+void FancyPlotter::resizeEvent( QResizeEvent* )
+{
+  if ( noFrame() )
+    mPlotter->setGeometry( 0, 0, width(), height() );
+  else
+    frame()->setGeometry( 0, 0, width(), height() );
+}
+
+QSize FancyPlotter::sizeHint()
+{
+  if ( noFrame() )
+    return mPlotter->sizeHint();
+  else
+    return frame()->sizeHint();
+}
+
+void FancyPlotter::answerReceived( int id, const QString &answer )
+{
+  if ( (uint)id < mBeams ) {
+    if ( id != (int)mSampleBuf.count() ) {
+      if ( id == 0 )
+        sensorError( mBeams - 1, true );
+      else
+        sensorError( id - 1, true );
+    }
+    mSampleBuf.append( answer.toDouble() );
+
+    /* We received something, so the sensor is probably ok. */
+    sensorError( id, false );
+
+    if ( id == (int)mBeams - 1 ) {
+      mPlotter->addSample( mSampleBuf );
+      mSampleBuf.clear();
+    }
+  } else if ( id >= 100 ) {
+    KSGRD::SensorFloatInfo info( answer );
+    if ( !mPlotter->useAutoRange() && mPlotter->minValue() == 0.0 &&
+         mPlotter->maxValue() == 0.0 ) {
+      /* We only use this information from the sensor when the
+       * display is still using the default values. If the
+       * sensor has been restored we don't touch the already set
+       * values. */
+      mPlotter->changeRange( id - 100, info.min(), info.max() );
+      if ( info.min() == 0.0 && info.max() == 0.0 )
+        mPlotter->setUseAutoRange( true );
+    }
+    sensors().at( id - 100 )->setUnit( info.unit() );
+  }
+}
+
+bool FancyPlotter::restoreSettings( QDomElement &element )
+{
+  /* autoRage was added after KDE 2.x and was brokenly emulated by
+   * min == 0.0 and max == 0.0. Since we have to be able to read old
+   * files as well we have to emulate the old behaviour as well. */
+  double min = element.attribute( "min", "0.0" ).toDouble();
+  double max = element.attribute( "max", "0.0" ).toDouble();
+  if ( element.attribute( "autoRange", min == 0.0 && max == 0.0 ? "1" : "0" ).toInt() )
+    mPlotter->setUseAutoRange( true );
+  else {
+    mPlotter->setUseAutoRange( false );
+    mPlotter->changeRange( 0, element.attribute( "min" ).toDouble(),
+                           element.attribute( "max" ).toDouble() );
+  }
+
+  mPlotter->setShowVerticalLines( element.attribute( "vLines", "1" ).toUInt() );
+  mPlotter->setVerticalLinesColor( restoreColor( element, "vColor",
+                                   KSGRD::Style->firstForegroundColor() ) );
+  mPlotter->setVerticalLinesDistance( element.attribute( "vDistance", "30" ).toUInt() );
+  mPlotter->setVerticalLinesScroll( element.attribute( "vScroll", "1" ).toUInt() );
+  mPlotter->setGraphStyle( element.attribute( "graphStyle", "0" ).toUInt() );
+  mPlotter->setHorizontalScale( element.attribute( "hScale", "1" ).toUInt() );
+
+  mPlotter->setShowHorizontalLines( element.attribute( "hLines", "1" ).toUInt() );
+  mPlotter->setHorizontalLinesColor( restoreColor( element, "hColor",
+                                     KSGRD::Style->secondForegroundColor() ) );
+  mPlotter->setHorizontalLinesCount( element.attribute( "hCount", "5" ).toUInt() );
+
+  mPlotter->setShowLabels( element.attribute( "labels", "1" ).toUInt() );
+  mPlotter->setShowTopBar( element.attribute( "topBar", "0" ).toUInt() );
+  mPlotter->setFontSize( element.attribute( "fontSize",
+                   QString( "%1" ).arg( KSGRD::Style->fontSize() ) ).toUInt() );
+
+  mPlotter->setBackgroundColor( restoreColor( element, "bColor",
+                                   KSGRD::Style->backgroundColor() ) );
+
+  QDomNodeList dnList = element.elementsByTagName( "beam" );
+  for ( uint i = 0; i < dnList.count(); ++i ) {
+    QDomElement el = dnList.item( i ).toElement();
+    addSensor( el.attribute( "hostName" ), el.attribute( "sensorName" ),
+               ( el.attribute( "sensorType" ).isEmpty() ? "integer" :
+               el.attribute( "sensorType" ) ), "", restoreColor( el, "color",
+               KSGRD::Style->sensorColor( i ) ) );
+  }
+
+  SensorDisplay::restoreSettings( element );
+
+  if ( !title().isEmpty() )
+    mPlotter->setTitle( title() );
+
+  setModified( false );
+
+  return true;
+}
+
+bool FancyPlotter::saveSettings( QDomDocument &doc, QDomElement &element,
+                                 bool save )
+{
+  element.setAttribute( "min", mPlotter->minValue() );
+  element.setAttribute( "max", mPlotter->maxValue() );
+  element.setAttribute( "autoRange", mPlotter->useAutoRange() );
+  element.setAttribute( "vLines", mPlotter->showVerticalLines() );
+  saveColor( element, "vColor", mPlotter->verticalLinesColor() );
+  element.setAttribute( "vDistance", mPlotter->verticalLinesDistance() );
+  element.setAttribute( "vScroll", mPlotter->verticalLinesScroll() );
+
+  element.setAttribute( "graphStyle", mPlotter->graphStyle() );
+  element.setAttribute( "hScale", mPlotter->horizontalScale() );
+
+  element.setAttribute( "hLines", mPlotter->showHorizontalLines() );
+  saveColor( element, "hColor", mPlotter->horizontalLinesColor() );
+  element.setAttribute( "hCount", mPlotter->horizontalLinesCount() );
+
+  element.setAttribute( "labels", mPlotter->showLabels() );
+  element.setAttribute( "topBar", mPlotter->showTopBar() );
+  element.setAttribute( "fontSize", mPlotter->fontSize() );
+
+  saveColor( element, "bColor", mPlotter->backgroundColor() );
+
+  for ( uint i = 0; i < mBeams; ++i ) {
+    QDomElement beam = doc.createElement( "beam" );
+    element.appendChild( beam );
+    beam.setAttribute( "hostName", sensors().at( i )->hostName() );
+    beam.setAttribute( "sensorName", sensors().at( i )->name() );
+    beam.setAttribute( "sensorType", sensors().at( i )->type() );
+    saveColor( beam, "color", mPlotter->beamColors()[ i ] );
+  }
+
+  SensorDisplay::saveSettings( doc, element );
+
+  if ( save )
+    setModified( false );
+
+  return true;
+}
+
+bool FancyPlotter::hasSettingsDialog() const
+{
+  return true;
+}
+
+
+
+FPSensorProperties::FPSensorProperties()
+{
+}
+
+FPSensorProperties::FPSensorProperties( const QString &hostName,
+                                        const QString &name,
+                                        const QString &type,
+                                        const QString &description,
+                                        const QColor &color )
+  : KSGRD::SensorProperties( hostName, name, type, description ),
+    mColor( color )
+{
+}
+                                        
+FPSensorProperties::~FPSensorProperties()
+{
+}
+
+void FPSensorProperties::setColor( const QColor &color )
+{
+  mColor = color;
+}
+
+QColor FPSensorProperties::color() const
+{
+  return mColor;
+}
+
+#include "FancyPlotter.moc"