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import cds.aladin.*;
import cds.tools.*;
public class CubeManipulationPlug extends AladinPlugin implements VOObserver {
public String menu() { return "Spectrum extraction from a cube"; }
public String description() {
return "PLUGIN TUTORIAL:\n" +
"This plugin is an example a cube manipulation.\n" +
"This plugin extracts the spectrum at the mouse position.";
}
public String category() { return "Plugin tutorial/Cube"; }
public String version() { return "1.0 - January 2007"; }
public String author() { return "Pierre Fernique [CDS]"; }
public String url() { return "http://aladin.u-strasbg.fr/java/Plugins/CubeManipulationPlug.java"; }
// Register this plugin as a VOObserver (see position() method)
public void exec() {
aladin.addObserver(this,VOApp.POSITION);
}
// Call by Aladin when the user clicks on the mouse
public void position(double ra, double dec) {
try {
AladinData ad = aladin.getAladinData();
String planeType = ad.getPlaneType();
if ( !(planeType.equals("Image/Cube")) ) {
System.out.println("Only Image/Cube is supported");
return;
}
double xy[] = ad.getXY(ra,dec);
int X = (int)(xy[0]-0.5);
int Y = (int)(xy[1]-0.5);
int depth = ad.getDepth();
double cube[][][] = ad.getCube(X,Y,0, 1,1,depth);
System.out.print("First 20th spectrum values at ("+X+","+Y+") : ");
for( int i=0; i<Math.min(20,depth); i++ ) System.out.print(" "+cube[0][0][i]);
System.out.println();
} catch( AladinException e ) { e.printStackTrace(); }
}
// Not used here
public void pixel(double pixValue) {}
}
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