added predict time

3 files changed, 134 insertions, 26 deletions

diff --git a/noncore/settings/netsystemtime/ntp.cpp b/noncore/settings/netsystemtime/ntp.cpp
index c2b64f0..04b113b 100644
--- a/noncore/settings/netsystemtime/ntp.cpp
+++ b/noncore/settings/netsystemtime/ntp.cpp
@@ -1,146 +1,180 @@
 #include "ntp.h"
 #include <qpushbutton.h>
 #include <qregexp.h>
 #include <qtable.h>
 #include <qlabel.h>
 #include <qlineedit.h>
 #include <qmultilineedit.h>
 #include <opie/oprocess.h>
 #include <qpe/config.h>
 #include <qpe/global.h>
 #include <qpe/timeconversion.h>
 #include <qpe/tzselect.h>
 #include <qpe/timestring.h>
 #include <qpe/qpedialog.h>
 #include <sys/time.h>
 #include <time.h>
 #include <stdlib.h>
 
 
 Ntp::Ntp( QWidget* parent,  const char* name, WFlags fl )
     : NtpBase( parent, name, fl )
 {
 	Config cfg("ntp",Config::User);
   cfg.setGroup("settings");
  	_maxOffset = cfg.readNumEntry("maxOffset",5);
   _minLookupDiff = cfg.readNumEntry("minLookupDiff",10);
   LineEditNtpServer->setText( cfg.readEntry("ntpServer") );
  	ntpProcess = new OProcess( );
   connect ( ntpProcess, SIGNAL(receivedStdout(OProcess*,char*,int)),
   					this, SLOT(getNtpOutput(OProcess*,char*,int)));
   connect ( ntpProcess, SIGNAL(processExited(OProcess*)),
   					this, SLOT(ntpFinished(OProcess*)));
   connect(runNtp, SIGNAL(clicked()), this, SLOT(slotRunNtp()));
+  connect(PushButtonPredict, SIGNAL(clicked()), this, SLOT(preditctTime()));
  	_nextCorrection = new QTimer( this );
     connect( _nextCorrection, SIGNAL(timeout()), SLOT(correctClock()) );
   slotRunNtp();
   readLookups();
 }
 
 Ntp::~Ntp()
 {
 	Config cfg("ntp",Config::User);
   cfg.setGroup("settings");
   cfg.writeEntry("ntpServer", LineEditNtpServer->text());
 }
 
 
 void Ntp::slotRunNtp()
 {
 	TextLabelStartTime->setText(QDateTime::currentDateTime().toString());
 	ntpProcess->clearArguments();
 	*ntpProcess << "ntpdate" << LineEditNtpServer->text();
 	bool ret = ntpProcess->start(OProcess::NotifyOnExit,OProcess::AllOutput);
   if ( !ret ) {
      qDebug("Error while executing ntp");
      outPut->append("\nError while executing\n\n");
   }
 }
 
 void  Ntp::getNtpOutput(OProcess *proc, char *buffer, int buflen)
 {
   QString lineStr, lineStrOld;
   lineStr = buffer;
   lineStr=lineStr.left(buflen);
   if (lineStr!=lineStrOld)
   {
 	        outPut->append(lineStr);
          	_ntpOutput += lineStr;
   }
   lineStrOld = lineStr;
 }
 
 void  Ntp::ntpFinished(OProcess*)
 {
 	Config cfg("ntp",Config::User);
   cfg.setGroup("lookups");
   int lastLookup = cfg.readNumEntry("time",0);
   int lookupCount = cfg.readNumEntry("count",-1);
   int time = TimeConversion::toUTC( QDateTime::currentDateTime() );
   cfg.writeEntry("time", time);
  	
   float timeShift = getTimeShift();
-  if (timeShift = 0.0) return;
+  if (timeShift == 0.0) return;
  	int secsSinceLast = time - lastLookup;
   TextLabelNewTime->setText(QDateTime::currentDateTime().toString());
   if ( lastLookup > 0 && secsSinceLast > 60*_minLookupDiff)
   {
 	  lookupCount++;
    	cfg.writeEntry("count",lookupCount);
 	  cfg.setGroup("lookup_"+QString::number(lookupCount));
     _shiftPerSec =  timeShift / secsSinceLast;
     float nextCorr = _maxOffset / _shiftPerSec;
-   	qDebug("secs since last lookup %i", secsSinceLast);qDebug("timeshift since last lookup %f", timeShift);qDebug("timeshift since per sec %f", _shiftPerSec);qDebug("in %f secs the time will be shifted by %i", nextCorr,_maxOffset);
+   	qDebug("secs since last lookup %i", secsSinceLast);qDebug("timeshift since last lookup %f", timeShift);qDebug("timeshift since per sec %f", _shiftPerSec);
 		cfg.writeEntry("secsSinceLast",secsSinceLast);
 		cfg.writeEntry("timeShift",QString::number(timeShift));
   }
 }
 
 void Ntp::correctClock()
 {
 	qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
 	Config cfg("ntp",Config::User);
   cfg.setGroup("correction");
  	int lastTime = cfg.readNumEntry("time",0);
   int now = TimeConversion::toUTC( QDateTime::currentDateTime() );
   int corr = int((now - lastTime) * _shiftPerSec);
 	outPut->append( "time will be shifted by "+QString::number(corr)+ "secs");
   struct timeval myTv;
   myTv.tv_sec = TimeConversion::toUTC( QDateTime::currentDateTime().addSecs(corr) );
   myTv.tv_usec = 0;
 
   if ( myTv.tv_sec != -1 )
       ::settimeofday( &myTv, 0 );
   Global::writeHWClock();
   cfg.writeEntry("time",now);
 	qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
 }
 
 float Ntp::getTimeShift()
 {
 	QString _offset = "offset";
   QString _sec = "sec";
   QRegExp _reOffset = QRegExp(_offset);
   QRegExp _reEndOffset = QRegExp(_sec);
   int posOffset = _reOffset.match( _ntpOutput );
   int posEndOffset = _reEndOffset.match( _ntpOutput, posOffset );
   posOffset += _offset.length() + 1;
   QString diff = _ntpOutput.mid(posOffset, posEndOffset-posOffset-1);
   qDebug("%s", _ntpOutput.latin1());
   qDebug("diff = >%s<",diff.latin1());
   TextLabelTimeShift->setText(diff);
   return diff.toFloat();
 }
 
 void Ntp::readLookups()
 {
 	Config cfg("ntp",Config::User);
   cfg.setGroup("lookups");
   int lookupCount = cfg.readNumEntry("count",-1);
+  float last, shift, shiftPerSec;
+  qDebug("lookupCount = %i",lookupCount);
+  TableLookups->setNumCols( 3 );
+  TableLookups->setNumRows( lookupCount);
+  TableLookups->horizontalHeader()->setLabel(2,"secsSinceLast");
+  TableLookups->horizontalHeader()->setLabel(1,"timeShift");
+  TableLookups->horizontalHeader()->setLabel(0,"shift/s");
+  int cw = TableLookups->width()/4;
+  qDebug("column width %i",cw);
+  TableLookups->setColumnWidth( 0, cw );
+  TableLookups->setColumnWidth( 1, cw );
+  TableLookups->setColumnWidth( 2, cw );
   for (int i=0; i < lookupCount; i++)
   {
 	  cfg.setGroup("lookup_"+QString::number(i));
-	  TableLookups->setText( 1,i,cfg.readEntry("secsSinceLast",0));
-		TableLookups->setText( 2,i,cfg.readEntry("timeShift",0));
+   	last = cfg.readEntry("secsSinceLast",0).toFloat();
+    shift = QString(cfg.readEntry("timeShift",0)).toFloat();
+   	qDebug("%i last %f",i,last);
+   	qDebug("%i shift %f",i,shift);
+    shiftPerSec =  shift / last;
+    _shiftPerSec += shiftPerSec;
+		TableLookups->setText( i,0,QString::number(shiftPerSec));
+		TableLookups->setText( i,1,QString::number(shift));
+	  TableLookups->setText( i,2,QString::number(last));
   }
+  _shiftPerSec /= lookupCount+1;
+  TextLabelShift->setText(QString::number(_shiftPerSec));
+}
+
+void Ntp::preditctTime()
+{
+	qDebug("current time: %s",QDateTime::currentDateTime().toString().latin1());
+	Config cfg("ntp",Config::User);
+  cfg.setGroup("lookups");
+ 	int lastTime = cfg.readNumEntry("time",0);
+  int now = TimeConversion::toUTC( QDateTime::currentDateTime() );
+  int corr = int((now - lastTime) * _shiftPerSec);
+	outPut->append( "time will be shifted by "+QString::number(corr)+ "secs");
+ 	TextLabelPredTime->setText(QDateTime::currentDateTime().addSecs(corr).toString());
 }
diff --git a/noncore/settings/netsystemtime/ntp.h b/noncore/settings/netsystemtime/ntp.h
index 4dc04b1..e3f6d16 100644
--- a/noncore/settings/netsystemtime/ntp.h
+++ b/noncore/settings/netsystemtime/ntp.h
@@ -1,37 +1,38 @@
 #ifndef NTP_H
 #define NTP_H
 #include "ntpbase.h"
 #include <qdatetime.h>
 #include <qtimer.h>
 
 class OProcess;
 class QString;
 
 
 class Ntp : public NtpBase
 {
     Q_OBJECT
 
 public:
     Ntp( QWidget* parent = 0, const char* name = 0, WFlags fl = 0 );
     ~Ntp();
 
     OProcess *ntpProcess;
 
 private:
 		QString _ntpOutput;
   	int _maxOffset;
    	float _shiftPerSec;
   	QTimer *_nextCorrection;
     int _minLookupDiff;
 
    	float getTimeShift();
 	  void readLookups();
 private slots:
     void slotRunNtp();
     void getNtpOutput(OProcess *proc, char *buffer, int buflen);
     void ntpFinished(OProcess*);
     void correctClock();
+	  void preditctTime();
 };
 
 #endif
diff --git a/noncore/settings/netsystemtime/ntpbase.ui b/noncore/settings/netsystemtime/ntpbase.ui
index eb09e4a..1c1e1aa 100644
--- a/noncore/settings/netsystemtime/ntpbase.ui
+++ b/noncore/settings/netsystemtime/ntpbase.ui
@@ -1,62 +1,62 @@
 <!DOCTYPE UI><UI>
 <class>NtpBase</class>
 <widget>
     <class>QWidget</class>
     <property stdset="1">
         <name>name</name>
         <cstring>NtpBase</cstring>
     </property>
     <property stdset="1">
         <name>geometry</name>
         <rect>
             <x>0</x>
             <y>0</y>
-            <width>296</width>
+            <width>292</width>
             <height>337</height>
         </rect>
     </property>
     <property stdset="1">
         <name>caption</name>
         <string>Network Time</string>
     </property>
     <property>
         <name>layoutMargin</name>
     </property>
     <property>
         <name>layoutSpacing</name>
     </property>
     <grid>
         <property stdset="1">
             <name>margin</name>
             <number>2</number>
         </property>
         <property stdset="1">
             <name>spacing</name>
             <number>1</number>
         </property>
         <widget row="0"  column="0" >
             <class>QTabWidget</class>
             <property stdset="1">
                 <name>name</name>
                 <cstring>TabWidgetMain</cstring>
             </property>
             <property>
                 <name>layoutMargin</name>
             </property>
             <property>
                 <name>layoutSpacing</name>
             </property>
             <widget>
                 <class>QWidget</class>
                 <property stdset="1">
                     <name>name</name>
                     <cstring>tabNtp</cstring>
                 </property>
                 <attribute>
                     <name>title</name>
                     <string>NTP</string>
                 </attribute>
                 <grid>
                     <property stdset="1">
                         <name>margin</name>
                         <number>3</number>
@@ -95,228 +95,301 @@
                         </property>
                         <grid>
                             <property stdset="1">
                                 <name>margin</name>
                                 <number>11</number>
                             </property>
                             <property stdset="1">
                                 <name>spacing</name>
                                 <number>6</number>
                             </property>
                             <widget row="0"  column="0" >
                                 <class>QLayoutWidget</class>
                                 <property stdset="1">
                                     <name>name</name>
                                     <cstring>Layout4</cstring>
                                 </property>
                                 <vbox>
                                     <property stdset="1">
                                         <name>margin</name>
                                         <number>0</number>
                                     </property>
                                     <property stdset="1">
                                         <name>spacing</name>
                                         <number>6</number>
                                     </property>
                                     <widget>
                                         <class>QLabel</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>TextLabel1</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>autoMask</name>
                                             <bool>false</bool>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
                                             <string>Start Time:</string>
                                         </property>
                                     </widget>
                                     <widget>
                                         <class>QLabel</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>TextLabelStartTime</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
-                                            <string></string>
+                                            <string>nan</string>
                                         </property>
                                     </widget>
                                     <widget>
                                         <class>QLabel</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>TextLabel3</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
                                             <string>Time Shift:</string>
                                         </property>
                                     </widget>
                                     <widget>
                                         <class>QLabel</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>TextLabelTimeShift</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
-                                            <string></string>
+                                            <string>nan</string>
                                         </property>
                                     </widget>
                                     <widget>
                                         <class>QLabel</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>TextLabel5</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
                                             <string>New Time:</string>
                                         </property>
                                     </widget>
                                     <widget>
                                         <class>QLabel</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>TextLabelNewTime</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
-                                            <string></string>
+                                            <string>nan</string>
                                         </property>
                                     </widget>
                                     <spacer>
                                         <property>
                                             <name>name</name>
                                             <cstring>Spacer1</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>orientation</name>
                                             <enum>Vertical</enum>
                                         </property>
                                         <property stdset="1">
                                             <name>sizeType</name>
                                             <enum>Expanding</enum>
                                         </property>
                                         <property>
                                             <name>sizeHint</name>
                                             <size>
                                                 <width>20</width>
                                                 <height>20</height>
                                             </size>
                                         </property>
                                     </spacer>
                                 </vbox>
                             </widget>
                             <widget row="1"  column="0" >
                                 <class>QLayoutWidget</class>
                                 <property stdset="1">
                                     <name>name</name>
                                     <cstring>Layout6</cstring>
                                 </property>
                                 <hbox>
                                     <property stdset="1">
                                         <name>margin</name>
                                         <number>0</number>
                                     </property>
                                     <property stdset="1">
                                         <name>spacing</name>
                                         <number>6</number>
                                     </property>
                                     <widget>
                                         <class>QLabel</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>TextLabel7</cstring>
                                         </property>
                                         <property stdset="1">
                                             <name>text</name>
                                             <string>NTP Server:</string>
                                         </property>
                                     </widget>
                                     <widget>
                                         <class>QLineEdit</class>
                                         <property stdset="1">
                                             <name>name</name>
                                             <cstring>LineEditNtpServer</cstring>
                                         </property>
                                     </widget>
                                 </hbox>
                             </widget>
                         </grid>
                     </widget>
                 </grid>
             </widget>
             <widget>
                 <class>QWidget</class>
                 <property stdset="1">
                     <name>name</name>
                     <cstring>tab</cstring>
                 </property>
                 <attribute>
                     <name>title</name>
                     <string>Auto Correction</string>
                 </attribute>
-                <widget>
-                    <class>QTable</class>
-                    <property stdset="1">
-                        <name>name</name>
-                        <cstring>TableLookups</cstring>
-                    </property>
-                    <property stdset="1">
-                        <name>geometry</name>
-                        <rect>
-                            <x>10</x>
-                            <y>10</y>
-                            <width>270</width>
-                            <height>220</height>
-                        </rect>
-                    </property>
+                <grid>
                     <property stdset="1">
-                        <name>numRows</name>
+                        <name>margin</name>
                         <number>2</number>
                     </property>
                     <property stdset="1">
-                        <name>numCols</name>
+                        <name>spacing</name>
                         <number>2</number>
                     </property>
-                </widget>
+                    <widget row="0"  column="0" >
+                        <class>QTable</class>
+                        <property stdset="1">
+                            <name>name</name>
+                            <cstring>TableLookups</cstring>
+                        </property>
+                        <property stdset="1">
+                            <name>numRows</name>
+                            <number>2</number>
+                        </property>
+                        <property stdset="1">
+                            <name>numCols</name>
+                            <number>2</number>
+                        </property>
+                    </widget>
+                    <widget row="2"  column="0" >
+                        <class>QPushButton</class>
+                        <property stdset="1">
+                            <name>name</name>
+                            <cstring>PushButtonPredict</cstring>
+                        </property>
+                        <property stdset="1">
+                            <name>text</name>
+                            <string>predict time</string>
+                        </property>
+                    </widget>
+                    <widget row="1"  column="0" >
+                        <class>QLayoutWidget</class>
+                        <property stdset="1">
+                            <name>name</name>
+                            <cstring>Layout5</cstring>
+                        </property>
+                        <grid>
+                            <property stdset="1">
+                                <name>margin</name>
+                                <number>0</number>
+                            </property>
+                            <property stdset="1">
+                                <name>spacing</name>
+                                <number>6</number>
+                            </property>
+                            <widget row="0"  column="1" >
+                                <class>QLabel</class>
+                                <property stdset="1">
+                                    <name>name</name>
+                                    <cstring>TextLabelShift</cstring>
+                                </property>
+                                <property stdset="1">
+                                    <name>text</name>
+                                    <string>nan</string>
+                                </property>
+                            </widget>
+                            <widget row="1"  column="1" >
+                                <class>QLabel</class>
+                                <property stdset="1">
+                                    <name>name</name>
+                                    <cstring>TextLabelPredTime</cstring>
+                                </property>
+                                <property stdset="1">
+                                    <name>text</name>
+                                    <string>nan</string>
+                                </property>
+                            </widget>
+                            <widget row="0"  column="0" >
+                                <class>QLabel</class>
+                                <property stdset="1">
+                                    <name>name</name>
+                                    <cstring>Mean_shift_label</cstring>
+                                </property>
+                                <property stdset="1">
+                                    <name>text</name>
+                                    <string>Mean shift:</string>
+                                </property>
+                            </widget>
+                            <widget row="1"  column="0" >
+                                <class>QLabel</class>
+                                <property stdset="1">
+                                    <name>name</name>
+                                    <cstring>TextLabel3_2</cstring>
+                                </property>
+                                <property stdset="1">
+                                    <name>text</name>
+                                    <string>Pred. Time:</string>
+                                </property>
+                            </widget>
+                        </grid>
+                    </widget>
+                </grid>
             </widget>
             <widget>
                 <class>QWidget</class>
                 <property stdset="1">
                     <name>name</name>
                     <cstring>TabDebug</cstring>
                 </property>
                 <attribute>
                     <name>title</name>
                     <string>Debug</string>
                 </attribute>
                 <grid>
                     <property stdset="1">
                         <name>margin</name>
                         <number>3</number>
                     </property>
                     <property stdset="1">
                         <name>spacing</name>
                         <number>6</number>
                     </property>
                     <widget row="0"  column="0" >
                         <class>QMultiLineEdit</class>
                         <property stdset="1">
                             <name>name</name>
                             <cstring>outPut</cstring>
                         </property>
                         <property stdset="1">
                             <name>wordWrap</name>
                             <enum>WidgetWidth</enum>
                         </property>
                     </widget>
                 </grid>
             </widget>
         </widget>
     </grid>
 </widget>
 </UI>