Improved plotting capabilities.

src/eva2/client/EvAClient.java

@@ -27,7 +27,6 @@ import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
 import java.io.Serializable;
 import java.net.URL;
-import java.util.Properties;
 import java.util.Set;
 import java.util.Vector;
 
@@ -41,7 +40,6 @@ import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JProgressBar;
 import javax.swing.JRadioButtonMenuItem;
-import javax.swing.JScrollPane;
 import javax.swing.JSeparator;
 import javax.swing.JWindow;
 import javax.swing.KeyStroke;

src/eva2/gui/FunctionArea.java

@@ -122,6 +122,10 @@ public class FunctionArea extends DArea implements Serializable {
 		notifyNegLog = true;
 	}
 
+	/*
+	 * (non-Javadoc)
+	 * @see javax.swing.JComponent#getToolTipText(java.awt.event.MouseEvent)
+	 */
 	@Override
 	public String getToolTipText(MouseEvent event) {
 		if (isShowGraphToolTips()) {
@@ -136,6 +140,10 @@ public class FunctionArea extends DArea implements Serializable {
 		} else return null;
 	}
 	
+	/*
+	 * (non-Javadoc)
+	 * @see javax.swing.JComponent#getToolTipLocation(java.awt.event.MouseEvent)
+	 */
 	@Override
 	public Point getToolTipLocation(MouseEvent event) {
 		if (isShowGraphToolTips()) {

src/eva2/tools/chart2d/DArea.java

@@ -214,6 +214,17 @@ public class DArea extends JComponent implements DParent, Printable {
 		return 0;
 	}
 
+	/**
+	 * method returns the maximal y-value which can be displayed in the DArea
+	 * 
+	 * @return the maximal y-value
+	 */
+	public double getMaxY() {
+		if (max_y != null)
+			return max_y.doubleValue();
+		return 0;
+	}
+
 	// /**
 	// * method sets the maximal rectangle whioch can be viewed with the
 	// * DArea. This method can be used if the area is used with scale functions
@@ -248,17 +259,6 @@ public class DArea extends JComponent implements DParent, Printable {
 	// setMaxY( rect.y + rect.height );
 	// }
 
-	/**
-	 * method returns the maximal y-value which can be displayed in the DArea
-	 * 
-	 * @return the maximal y-value
-	 */
-	public double getMaxY() {
-		if (max_y != null)
-			return max_y.doubleValue();
-		return 0;
-	}
-
 	/**
 	 * method returns the minimal rectangle which is set as the visible when all
 	 * elements are removed and the area is on auto focus
@@ -310,6 +310,10 @@ public class DArea extends JComponent implements DParent, Printable {
 		return srect;
 	}
 
+	public DFunction getYScale() {
+		return measures.y_scale;
+	}
+
 	/**
 	 * returns if the auto grid is switched on
 	 * 
@@ -338,6 +342,16 @@ public class DArea extends JComponent implements DParent, Printable {
 		return auto_focus;
 	}
 
+	/**
+	 * Method to check whether or not this {@link DArea} adds a grid to its
+	 * plot.
+	 * 
+	 * @return true if this {@link DArea} shows a grid and false otherwise.
+	 */
+	public boolean isShowGrid() {
+		return grid.isVisible();
+	}
+
 	/**
 	 * paints the DArea by a Graphics object
 	 * 
@@ -798,10 +812,6 @@ public class DArea extends JComponent implements DParent, Printable {
 		repaint();
 	}
 
-	public DFunction getYScale() {
-		return measures.y_scale; 
-	}
-
 	/**
 	 * sets a new scale function to the y-axis That means that not the standard
 	 * linear scale is shown but the image of the linear scale under the given