diva.sketch.toolbox

Class PanRecognizer

java.lang.Object

diva.sketch.toolbox.ModedIncrRecognizer

diva.sketch.toolbox.PanRecognizer

All Implemented Interfaces:

StrokeRecognizer

public class PanRecognizer
extends ModedIncrRecognizer

A recognizer that recognizes "pan" gestures ("P") and then pans left if the events are "left", etc.

Version:

$Revision: 1.8 $

Author:

Michael Shilman (michaels@eecs.berkeley.edu), Heloise Hse (hwawen@eecs.berkeley.edu)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PanRecognizer.PanData A classification type for paning.

Field Summary

Fields

Modifier and Type	Field and Description
static String	LETTER_P

Fields inherited from class diva.sketch.toolbox.ModedIncrRecognizer

ACTION, IDLE, UNKNOWN

Constructor Summary

Constructors

Constructor and Description
PanRecognizer(StrokeRecognizer r) Construct a pan recognizer with a classifying recognizer which has been trained on "P" shapes.

Method Summary

Modifier and Type	Method and Description
RecognitionSet	processActionStroke(TimedStroke s) Emit pan events based on whether the mouse has gone up or down.
int	recognizeActionSignal(TimedStroke s) Perform the recognition of the pan signal gesture, which is a segment that closes on itself.

Methods inherited from class diva.sketch.toolbox.ModedIncrRecognizer

strokeCompleted, strokeModified, strokeStarted

Methods inherited from class java.lang.Object

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

Field Detail

LETTER_P

public static final String LETTER_P

See Also:

Constant Field Values

Constructor Detail

PanRecognizer

public PanRecognizer(StrokeRecognizer r)

Construct a pan recognizer with a classifying recognizer which has been trained on "P" shapes.

Method Detail

processActionStroke

public RecognitionSet processActionStroke(TimedStroke s)

Emit pan events based on whether the mouse has gone up or down.

Specified by:

processActionStroke in class ModedIncrRecognizer

recognizeActionSignal

public int recognizeActionSignal(TimedStroke s)

Perform the recognition of the pan signal gesture, which is a segment that closes on itself.

Specified by:

recognizeActionSignal in class ModedIncrRecognizer