de.lmu.ifi.dbs.elki.visualization.parallel3d.util

Class Arcball1DOFAdapter

java.lang.Object

java.awt.event.MouseAdapter

javax.swing.event.MouseInputAdapter

de.lmu.ifi.dbs.elki.visualization.parallel3d.util.Arcball1DOFAdapter

All Implemented Interfaces:

java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.awt.event.MouseWheelListener, java.util.EventListener, javax.swing.event.MouseInputListener

public class Arcball1DOFAdapter
extends javax.swing.event.MouseInputAdapter

Arcball style helper.

Since:

0.6.0

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
private Simple1DOFCamera	camera The true camera.
private static boolean	DEBUG Debug flag.
private double[]	endvec Ending point of drag.
private double[]	far Temp buffer we use for computations.
private double[]	near Temp buffer we use for computations.
(package private) double	startangle Starting angle for dragging.
private Simple1DOFCamera	startcamera Camera that was in use when the drag started.
private double[]	startvec Starting point of drag.

Constructor Summary

Constructors

Constructor and Description
Arcball1DOFAdapter(Simple1DOFCamera camera) Constructor.

Method Summary

Modifier and Type	Method and Description
void	debugRender(javax.media.opengl.GL2 gl) Render a debugging hint for the arcball tool.
private void	mapMouseToPlane(Simple1DOFCamera camera, java.awt.Point point2d, double[] vec) Map the coordinates.
void	mouseDragged(java.awt.event.MouseEvent e)
void	mousePressed(java.awt.event.MouseEvent e)
void	mouseWheelMoved(java.awt.event.MouseWheelEvent e)

Methods inherited from class java.awt.event.MouseAdapter

mouseClicked, mouseEntered, mouseExited, mouseMoved, mouseReleased

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.awt.event.MouseListener

mouseClicked, mouseEntered, mouseExited, mouseReleased

Methods inherited from interface java.awt.event.MouseMotionListener

mouseMoved

Field Detail

DEBUG

private static final boolean DEBUG

Debug flag.

See Also:

Constant Field Values

camera

private final Simple1DOFCamera camera

The true camera.

startvec

private double[] startvec

Starting point of drag.

endvec

private double[] endvec

Ending point of drag.

near

private double[] near

Temp buffer we use for computations.

far

private double[] far

Temp buffer we use for computations.

startangle

double startangle

Starting angle for dragging.

startcamera

private Simple1DOFCamera startcamera

Camera that was in use when the drag started.

Constructor Detail

Arcball1DOFAdapter

public Arcball1DOFAdapter(Simple1DOFCamera camera)

Constructor.

Parameters:

camera - Scene camera

Method Detail

mouseWheelMoved

public void mouseWheelMoved(java.awt.event.MouseWheelEvent e)

Specified by:

mouseWheelMoved in interface java.awt.event.MouseWheelListener

Overrides:

mouseWheelMoved in class java.awt.event.MouseAdapter

mousePressed

public void mousePressed(java.awt.event.MouseEvent e)

Specified by:

mousePressed in interface java.awt.event.MouseListener

Overrides:

mousePressed in class java.awt.event.MouseAdapter

mapMouseToPlane

private void mapMouseToPlane(Simple1DOFCamera camera,
                             java.awt.Point point2d,
                             double[] vec)

Map the coordinates. Note: vec will be overwritten!

Parameters:

camera - Camera

point2d - Input point

vec - Output vector

mouseDragged

public void mouseDragged(java.awt.event.MouseEvent e)

Specified by:

mouseDragged in interface java.awt.event.MouseMotionListener

Overrides:

mouseDragged in class java.awt.event.MouseAdapter

debugRender

public void debugRender(javax.media.opengl.GL2 gl)

Render a debugging hint for the arcball tool.

Parameters:

gl - GL class for rendering-