/**
* Change underscore characters (_) in the Scalar name to blanks. Can be used to change the
* displayed scalar name on the axis.
*
* @param u2b true to change, false to change back
* @see #setScalarName as an alternative
*/
public void setUnderscoreToBlank(boolean u2b) {
underscore_to_blank = u2b;
if (Scalar != null) {
scalarName = Scalar.getName();
if (underscore_to_blank) {
scalarName = scalarName.replace('_', ' ');
}
// set the label on the scale as well. DRM 17-Nov-2000
if (axisScale != null) axisScale.setTitle(scalarName);
}
}
/**
* Set color of axis scales; color must be float[3] with red,
* green and blue components; DisplayScalar must be XAxis,
* YAxis or ZAxis. Preferred method is to use <CODE>AxisScale.setColor<CODE>
* methods.
* @param color array of R,G,B values of color.
* @throws VisADException non-spatial DisplayScalar or wrong length
* of color array
* @see #getAxisScale()
* @see visad.AxisScale#setColor(Color color)
* @see visad.AxisScale#setColor(float[] color)
*/
public void setScaleColor(float[] color) throws VisADException {
if (!DisplayScalar.equals(Display.XAxis)
&& !DisplayScalar.equals(Display.YAxis)
&& !DisplayScalar.equals(Display.ZAxis)) {
throw new DisplayException(
"ScalarMap.setScaleColor: DisplayScalar " + "must be XAxis, YAxis or ZAxis");
}
if (color == null || color.length != 3) {
throw new DisplayException("ScalarMap.setScaleColor: color is " + "null or wrong length");
}
// DRM 10-Oct 2000
axisScale.setColor(color);
}
/**
* Clear the link to the VisAD display. This will subsequently cause {@link #getDisplay()} and
* {@link #getControl()} to return <code>null</code>; consequently, information stored in the
* Control might have to be reestablished. This method invokes the method {@link
* ScalarMapListener#controlChanged(ScalarMapControlEvent)} on all registered {@link
* ScalarMapListener}s with this instance as the event source, {@link
* ScalarMapEvent#CONTROL_REMOVED} as the event ID, and the control as the event control.
*
* @throws RemoteException Java RMI failure
* @throws VisADException VisAD failure
*/
synchronized void nullDisplay() throws RemoteException, VisADException {
if (control != null) {
control.nullControl();
ScalarMapControlEvent evt;
evt = new ScalarMapControlEvent(this, ScalarMapEvent.CONTROL_REMOVED, control);
notifyCtlListeners(evt);
}
control = null;
display = null;
ScalarIndex = -1;
DisplayScalarIndex = -1;
scale_flag = back_scale_flag;
if (axisScale != null) axisScale.setAxisOrdinal(-1);
}
/**
* Create the scale that is displayed. This is called automatically when <CODE>setRange(lo, hi)
* </CODE> and <CODE>setDisplay</CODE> are called. It makes a call to <CODE>AxisScale.makeScale()
* </CODE> where the actual hard work is done.
*
* @throws VisADException VisAD error.
*/
public void makeScale() throws VisADException {
if (axisScale != null) {
DisplayRenderer displayRenderer = null;
if (display == null) return;
displayRenderer = display.getDisplayRenderer();
if (displayRenderer == null) return;
boolean scaleMade = axisScale.makeScale();
if (scaleMade) {
// displayRenderer.setScale(axis, axis_ordinal, array, scale_color);
if (scale_on) {
displayRenderer.setScale(axisScale);
} else {
displayRenderer.clearScale(axisScale);
}
scale_flag = false;
}
}
}
protected void copy(ScalarMap map) throws VisADException, RemoteException {
map.isScaled = isScaled;
map.isManual = isManual;
map.dataRange[0] = dataRange[0];
map.dataRange[1] = dataRange[1];
map.defaultUnitRange[0] = defaultUnitRange[0];
map.defaultUnitRange[1] = defaultUnitRange[1];
map.displayRange[0] = displayRange[0];
map.displayRange[1] = displayRange[1];
map.scale = scale;
map.offset = offset;
map.axisScale = (axisScale != null) ? axisScale.clone(map) : null;
map.scale_flag = scale_flag;
map.back_scale_flag = back_scale_flag;
if (map.display != null) {
map.setControl();
}
}
/**
* Enable the display of the scale for this map. This can be used to selectively turn on or off
* the scales in a display. Must be used in conjunction with <CODE>
* GraphicsModeControl.setScaleEnable()</CODE> or <CODE>DisplayRenderer.setScaleOn(boolean on)
* </CODE>.
*
* @param on true will enable display of axis, false will disable display
* @see visad.GraphicsModeControl#setScaleEnable(boolean enable)
* @see visad.DisplayRenderer#setScaleOn(boolean on)
* @see visad.AxisScale#setVisible(boolean visible)
*/
public void setScaleEnable(boolean on) {
scale_on = on;
if (axisScale != null) axisScale.setVisible(on);
}
/**
* Set the name being used on the axis scale.
*
* @param name new name for the scalar.
* @see AxisScale#setTitle(String name)
*/
public void setScalarName(String name) {
scalarName = name;
if (axisScale != null) axisScale.setTitle(scalarName);
}
