com.luciad.input.touch

Class TouchDragEvent

java.lang.Object

com.luciad.input.DragEvent

com.luciad.input.touch.TouchDragEvent

All Implemented Interfaces:

IInputEvent, AutoCloseable

public final class TouchDragEvent
extends DragEvent
implements AutoCloseable

Implementation of IInputEvent that represents a touch drag gesture.

It contains the initial and the current centroid location of the touch points in addition to the number of touch points currently detected and the current status of the gesture.

Constructor Summary

Constructors

Constructor and Description
TouchDragEvent(Coordinate initialCenterLocation, Coordinate currentCenterLocation, long touchPointCount, EventStatus status) Create a touch drag event.

Method Summary

Modifier and Type	Method and Description
void	close()
protected void	finalize()
Coordinate	getCurrentCenterLocation()
Coordinate	getInitialCenterLocation()
long	getTouchPointCount()

Methods inherited from class com.luciad.input.DragEvent

getLocation, getModifierKeys, getStartLocation, getStatus

Methods inherited from class java.lang.Object

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

Constructor Detail

TouchDragEvent

public TouchDragEvent(@NotNull
                      Coordinate initialCenterLocation,
                      @NotNull
                      Coordinate currentCenterLocation,
                      long touchPointCount,
                      @NotNull
                      EventStatus status)

Create a touch drag event.

Parameters:

initialCenterLocation - The center location at the beginning of the gesture, defined in device independent pixels.

currentCenterLocation - The current center location, defined in device independent pixels.

touchPointCount - How many touch points are used in the gesture.

status - The status of the gesture.

Method Detail

finalize

protected void finalize()

Overrides:

finalize in class DragEvent

close

public void close()

Specified by:

close in interface AutoCloseable

Overrides:

close in class DragEvent

getInitialCenterLocation

@NotNull
public Coordinate getInitialCenterLocation()

Returns:

the location of the centroid of the surface represented by the initial locations of the pointers in device independent pixels.

getCurrentCenterLocation

@NotNull
public Coordinate getCurrentCenterLocation()

Returns:

the location of the centroid of the surface represented by the current locations of the pointers in device independent pixels.

getTouchPointCount

public long getTouchPointCount()

Returns:

how many touch points are used.