[Kstars-devel] branches/kstars/summer/kstars/kstars/tools

[Prakash Mohan]

SVN commit 965003 by prakash:

Adding, the Altitude Vs Time plot within Observation List.

CCMAIL: kstars-devel at kde.org


 M  +42 -3     observinglist.cpp  
 M  +4 -2      observinglist.h  
 M  +23 -2     observinglist.ui  


--- branches/kstars/summer/kstars/kstars/tools/observinglist.cpp #965002:965003
@@ -37,6 +37,10 @@
 #include <kfiledialog.h>
 #include <ktemporaryfile.h>
 #include <klineedit.h>
+#include <kplotobject.h>
+#include <kplotaxis.h>
+#include <kplotwidget.h>
+#include <ksnumbers.h>
 
 #include "obslistwizard.h"
 #include "kstars.h"
@@ -74,7 +78,7 @@
 // ---------------------------------
 ObservingList::ObservingList( KStars *_ks )
         : KDialog( (QWidget*)_ks ),
-        ks( _ks ), LogObject(0), m_CurrentObject(0),
+        ks( _ks ), LogObject(0), m_CurrentObject(0), PlotObject(0),
         noNameStars(0), isModified(false), bIsLarge(true)
 {
     ui = new ObservingListUI( this );
@@ -94,7 +98,12 @@
     ui->TableView->setModel( m_SortModel );
     ui->TableView->horizontalHeader()->setStretchLastSection( true );
     ui->TableView->horizontalHeader()->setResizeMode( QHeaderView::ResizeToContents );
-
+    ui->View->setLimits( -12.0, 12.0, -90.0, 90.0 );
+	ui->View->axis(KPlotWidget::BottomAxis)->setTickLabelFormat( 't' );
+    ui->View->axis(KPlotWidget::BottomAxis)->setLabel( i18n( "Local Time" ) );
+    ui->View->axis(KPlotWidget::TopAxis)->setTickLabelFormat( 't' );
+    ui->View->axis(KPlotWidget::TopAxis)->setTickLabelsShown( true );
+ 
     //Connections
     connect( this, SIGNAL( closeClicked() ), this, SLOT( slotClose() ) );
     connect( ui->TableView, SIGNAL( doubleClicked( const QModelIndex& ) ),
@@ -310,7 +319,8 @@
 
                 //set LogObject to the new selected object
                 LogObject = currentObject();
-
+                PlotObject = currentObject();
+		plot( PlotObject );
                 ui->NotesLabel->setEnabled( true );
                 ui->NotesEdit->setEnabled( true );
 
@@ -724,6 +734,35 @@
     }
 }
 
+void ObservingList::plot( SkyObject *o ) {
+	if( !o ) return;
+ KStarsDateTime ut = KStarsDateTime::currentDateTime().addSecs( (1.5)*86400. );
+
+    double h1 = ks->LST()->Hours();
+    if ( h1 > 12.0 ) h1 -= 24.0;
+    double h2 = h1 + 24.0;
+    ui->View->setSecondaryLimits( h1, h2, -90.0, 90.0 );
+	ui->View->update();
+	KPlotObject *po = new KPlotObject( Qt::white, KPlotObject::Lines, 2.0 );
+        for ( double h=-12.0; h<=12.0; h+=0.5 ) {
+            po->addPoint( h, findAltitude( o, h ) );
+        }
+	ui->View->addPlotObject( po );
+}
+double ObservingList::findAltitude( SkyPoint *p, double hour ) {
+	if (KStarsDateTime::currentDateTime().time().hour() > 12 )
+	hour+=24.0;
+    KStarsDateTime ut = KStarsDateTime::currentDateTime();
+	ut.setTime(QTime());
+	ut = ks->geo()->LTtoUT(ut);
+	ut= ut.addSecs( hour*3600.0 );
+    dms LST = ks->geo()->GSTtoLST( ut.gst() );
+    p->EquatorialToHorizontal( &LST, ks->geo()->lat() );
+	kDebug()<<"OL : "<<p->alt()->Degrees()<<"  "<<hour;
+    return p->alt()->Degrees();
+}
+
+
 void ObservingList::slotToggleSize() {
     if ( isLarge() ) {
         ui->MiniButton->setIcon( KIcon("view-fullscreen") );
--- branches/kstars/summer/kstars/kstars/tools/observinglist.h #965002:965003
@@ -178,6 +178,9 @@
     	*/
     void saveCurrentUserLog();
 
+	void plot( SkyObject *o=NULL);
+
+	double findAltitude( SkyPoint *p=NULL, double hour=0);
 protected slots:
     void slotClose();
 
@@ -186,9 +189,8 @@
     ObservingListUI *ui;
     QList<SkyObject*> m_ObservingList;
 //    QList<SkyObject*> m_SelectedObjects;
-    SkyObject *LogObject, *m_CurrentObject;
+    SkyObject *LogObject, *m_CurrentObject, *PlotObject;
     uint noNameStars;
-
     bool isModified, bIsLarge;
     QString ListName, FileName;
 
--- branches/kstars/summer/kstars/kstars/tools/observinglist.ui #965002:965003
@@ -6,7 +6,7 @@
     <x>0</x>
     <y>0</y>
     <width>500</width>
-    <height>500</height>
+    <height>1000</height>
    </rect>
   </property>
   <layout class="QVBoxLayout" >
@@ -406,6 +406,22 @@
     </widget>
    </item>
    <item>
+    <widget class="AVTPlotWidget" name="View" >
+     <property name="sizePolicy" >
+      <sizepolicy vsizetype="Expanding" hsizetype="Preferred" >
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="minimumSize" >
+      <size>
+       <width>400</width>
+       <height>300</height>
+      </size>
+     </property>
+    </widget>
+   </item>
+   <item>
     <widget class="QLabel" name="NotesLabel" >
      <property name="sizePolicy" >
       <sizepolicy vsizetype="Fixed" hsizetype="Preferred" >
@@ -448,7 +464,12 @@
    <extends>QTextEdit</extends>
    <header>ktextedit.h</header>
   </customwidget>
- </customwidgets>
+  <customwidget>
+   <class>AVTPlotWidget</class>
+   <extends>KPlotWidget</extends>
+   <header>tools/avtplotwidget.h</header>
+  </customwidget>
+  </customwidgets>
  <resources/>
  <connections/>
 </ui>