javax.microedition.lcdui
Class Canvas

java.lang.Object
  javax.microedition.lcdui.Displayable
      javax.microedition.lcdui.Canvas

Direct Known Subclasses:

GameCanvas

public abstract class Canvas
extends Displayable

Field Summary

static int	DOWN
static int	FIRE
static int	GAME_A
static int	GAME_B
static int	GAME_C
static int	GAME_D
static int	KEY_NUM0
static int	KEY_NUM1
static int	KEY_NUM2
static int	KEY_NUM3
static int	KEY_NUM4
static int	KEY_NUM5
static int	KEY_NUM6
static int	KEY_NUM7
static int	KEY_NUM8
static int	KEY_NUM9
static int	KEY_POUND
static int	KEY_STAR
static int	LEFT
static int	RIGHT
static int	UP

Constructor Summary

protected

Canvas()

Method Summary

int	getGameAction(int keyCode)
int	getKeyCode(int gameAction)
String	getKeyName(int keyCode)
boolean	hasPointerEvents()
boolean	hasPointerMotionEvents()
boolean	hasRepeatEvents()
protected void	hideNotify()
boolean	isDoubleBuffered()
protected void	keyPressed(int keyCode)
protected void	keyReleased(int keyCode)
protected void	keyRepeated(int keyCode)
protected abstract void	paint(Graphics arg1)
protected void	pointerDragged(int x, int y)
protected void	pointerPressed(int x, int y)
protected void	pointerReleased(int x, int y)
void	repaint()
void	repaint(int x, int y, int width, int height)
void	serviceRepaints()
void	setFullScreenMode(boolean mode)
protected void	showNotify()
protected void	sizeChanged(int w, int h)

Methods inherited from class javax.microedition.lcdui.Displayable

addCommand, getHeight, getTicker, getTitle, getWidth, isShown, removeCommand, setCommandListener, setTicker, setTitle

Methods inherited from class java.lang.Object

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

Field Detail

UP

public static final int UP

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Constant Field Values

DOWN

public static final int DOWN

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Constant Field Values

LEFT

public static final int LEFT

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RIGHT

public static final int RIGHT

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Constant Field Values

FIRE

public static final int FIRE

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Constant Field Values

GAME_A

public static final int GAME_A

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GAME_B

public static final int GAME_B

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Constant Field Values

GAME_C

public static final int GAME_C

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Constant Field Values

GAME_D

public static final int GAME_D

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Constant Field Values

KEY_NUM0

public static final int KEY_NUM0

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Constant Field Values

KEY_NUM1

public static final int KEY_NUM1

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KEY_NUM2

public static final int KEY_NUM2

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KEY_NUM3

public static final int KEY_NUM3

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KEY_NUM4

public static final int KEY_NUM4

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KEY_NUM5

public static final int KEY_NUM5

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KEY_NUM6

public static final int KEY_NUM6

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KEY_NUM7

public static final int KEY_NUM7

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KEY_NUM8

public static final int KEY_NUM8

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KEY_NUM9

public static final int KEY_NUM9

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Constant Field Values

KEY_STAR

public static final int KEY_STAR

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Constant Field Values

KEY_POUND

public static final int KEY_POUND

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Constant Field Values

Constructor Detail

Canvas

protected Canvas()

Method Detail

isDoubleBuffered

public boolean isDoubleBuffered()

hasPointerEvents

public boolean hasPointerEvents()

hasPointerMotionEvents

public boolean hasPointerMotionEvents()

hasRepeatEvents

public boolean hasRepeatEvents()

getKeyCode

public int getKeyCode(int gameAction)

getKeyName

public String getKeyName(int keyCode)

getGameAction

public int getGameAction(int keyCode)

setFullScreenMode

public void setFullScreenMode(boolean mode)

keyPressed

protected void keyPressed(int keyCode)

keyRepeated

protected void keyRepeated(int keyCode)

keyReleased

protected void keyReleased(int keyCode)

pointerPressed

protected void pointerPressed(int x,
                              int y)

pointerReleased

protected void pointerReleased(int x,
                               int y)

pointerDragged

protected void pointerDragged(int x,
                              int y)

repaint

public void repaint(int x,
                    int y,
                    int width,
                    int height)

repaint

public void repaint()

serviceRepaints

public void serviceRepaints()

showNotify

protected void showNotify()

hideNotify

protected void hideNotify()

paint

protected abstract void paint(Graphics arg1)

sizeChanged

protected void sizeChanged(int w,
                           int h)

Overrides:

sizeChanged in class Displayable