1 files changed, 138 insertions, 0 deletions
diff --git a/kstars/kstars/fov.cpp b/kstars/kstars/fov.cpp
new file mode 100644
index 00000000..d7fd5d32
--- /dev/null
+++ b/kstars/kstars/fov.cpp
@@ -0,0 +1,138 @@
+/***************************************************************************
+                          fov.cpp  -  description
+                             -------------------
+    begin                : Fri 05 Sept 2003
+    copyright            : (C) 2003 by Jason Harris
+    email                : kstars@30doradus.org
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#include <qpainter.h>
+#include <qfile.h>
+#include <kdebug.h>
+#include <klocale.h>
+#include <kstandarddirs.h>
+
+#include "fov.h"
+
+//------------FOV-----------------//
+FOV::FOV( QString n, float sz, int sh, QString col ) : Name( n ), Color( col ), Size( sz ), Shape( sh )
+{}
+
+FOV::FOV() : Name( i18n( "No FOV" ) ), Color( "#FFFFFF" ), Size( 0.0 ), Shape( 0 )
+{}
+
+FOV::FOV( QString sname ) {
+	QFile f;
+	f.setName( locate( "appdata", "fov.dat" ) );
+	
+	int sh;
+	float sz;
+
+	if ( f.exists() && f.open( IO_ReadOnly ) ) {
+		QTextStream stream( &f );
+		while ( !stream.eof() ) {
+			QStringList fields = QStringList::split( ":", stream.readLine() );
+			bool ok( false );
+
+			if ( fields.count() == 4 ) {
+				if ( fields[0] == sname ) {
+					sz = (float)(fields[1].toDouble( &ok ));
+					if ( ok ) {
+						sh = fields[2].toInt( &ok );
+						if ( ok ) {
+							Name = fields[0];
+							Size = sz;
+							Shape = sh;
+							Color = fields[3]; 
+							
+							return;
+						}
+					}
+					
+					break;
+				}
+			}
+		}
+	}
+	
+	//If we get here, then the symbol could not be assigned
+	Name = i18n( "No FOV" );
+	Size = 0.0;
+	Shape = 0;
+	Color = "#FFFFFF";
+}
+
+void FOV::draw( QPainter &p, float pixelsize ) {
+	p.setPen( QColor( color() ) );
+	p.setBrush( Qt::NoBrush );
+	int w = p.viewport().width();
+	int h = p.viewport().height();
+
+	switch ( shape() ) {
+		case 0: { //Square
+			int s = int( pixelsize );
+			p.drawRect( (w - s)/2, (h - s)/2, s, s );
+			break;
+		}
+		case 1: { //Circle
+			int s = int( pixelsize );
+			p.drawEllipse( (w - s)/2, (h - s)/2, s, s );
+			break;
+		}
+		case 2: { //Crosshairs
+			int s1 = int( pixelsize );
+			int s2 = 2*int( pixelsize );
+			int s3 = 3*int( pixelsize );
+
+			int x0 = w/2;  int y0 = h/2;
+			int x1 = x0 - s1/2;  int y1 = y0 - s1/2;
+			int x2 = x0 - s2/2;  int y2 = y0 - s2/2;
+			int x3 = x0 - s3/2;  int y3 = y0 - s3/2;
+
+			//Draw radial lines
+			p.drawLine( x1, y0, x3, y0 );
+			p.drawLine( x0+s3/2, y0, x0+s1/2, y0 );
+			p.drawLine( x0, y1, x0, y3 );
+			p.drawLine( x0, y0+s1/2, x0, y0+s3/2 );
+
+			//Draw circles at 0.5 & 1 degrees
+			p.drawEllipse( x1, y1, s1, s1 );
+			p.drawEllipse( x2, y2, s2, s2 );
+
+			break;
+		}
+		case 3: { //Bullseye
+			int s1 = int( pixelsize );
+			int s2 = 2*int( pixelsize );
+			int s3 = 3*int( pixelsize );
+
+			int x0 = w/2;  int y0 = h/2;
+			int x1 = x0 - s1/2;  int y1 = y0 - s1/2;
+			int x2 = x0 - s2/2;  int y2 = y0 - s2/2;
+			int x3 = x0 - s3/2;  int y3 = y0 - s3/2;
+
+			p.drawEllipse( x1, y1, s1, s1 );
+			p.drawEllipse( x2, y2, s2, s2 );
+			p.drawEllipse( x3, y3, s3, s3 );
+
+			break;
+		}
+		case 4: { // Solid Circle
+			int s = int( pixelsize );
+			p.setBrush( QBrush ( QColor( color() ), Qt::Dense4Pattern) );
+			p.drawEllipse( (w - s)/2, (h - s)/2, s, s );
+			p.setBrush(Qt::NoBrush);
+			break;
+		}
+	}
+}
+