t3.hrd.state
Class Cursor

java.lang.Object
  t3.hrd.state.Cursor

public class Cursor
extends java.lang.Object

A Cursor represents a cursor on the display surface. Create new Cursors by calling the appropriate method on the a StateManager object.

Threading notes: this class is not thread-safe. You must use some kind of locking scheme if you use it in a multithreaded environment.

Author:

pjt40

Nested Class Summary

static class	Cursor.CursorShapePolygons Experimental.
static class	Cursor.CursorTrailPoint Data structure representing a point in time on the cursor's trail.

Field Summary

static int	DISPLAYTYPE_INVISIBLE
static int	DISPLAYTYPE_SHAPE
static int	DISPLAYTYPE_TRAIL
static long	TRAIL_PERIOD

Method Summary

java.awt.Color	getColor()
int	getCursorId()
int	getDisplayType()
Cursor.CursorTrailPoint	getMostRecentPosition()
boolean	isDestroyed()
void	oglDrawCursor(javax.media.opengl.GL gl, Projector p)
void	opCursorPos(double DESKx, double DESKy, boolean visible) Sets the cursor position and visibility.
void	opCursorShape(Cursor.CursorShapePolygons polygonsForShapeCursor)
void	opSetCursorOptions(java.awt.Color col, int displayType) Sets the cursor colour and display type.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

TRAIL_PERIOD

public static final long TRAIL_PERIOD

See Also:

Constant Field Values

DISPLAYTYPE_INVISIBLE

public static final int DISPLAYTYPE_INVISIBLE

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Constant Field Values

DISPLAYTYPE_TRAIL

public static final int DISPLAYTYPE_TRAIL

See Also:

Constant Field Values

DISPLAYTYPE_SHAPE

public static final int DISPLAYTYPE_SHAPE

See Also:

Constant Field Values

Method Detail

getCursorId

public int getCursorId()

getMostRecentPosition

public Cursor.CursorTrailPoint getMostRecentPosition()

getColor

public java.awt.Color getColor()

getDisplayType

public int getDisplayType()

isDestroyed

public boolean isDestroyed()

opCursorPos

public void opCursorPos(double DESKx,
                        double DESKy,
                        boolean visible)

Sets the cursor position and visibility.

Parameters:

DESKx -

DESKy -

visible -

opCursorShape

public void opCursorShape(Cursor.CursorShapePolygons polygonsForShapeCursor)

opSetCursorOptions

public void opSetCursorOptions(java.awt.Color col,
                               int displayType)

Sets the cursor colour and display type.

Parameters:

col -

displayType -

oglDrawCursor

public void oglDrawCursor(javax.media.opengl.GL gl,
                          Projector p)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object