midlet
Class MapCanvas

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

public class MapCanvas
extends javax.microedition.lcdui.Canvas

The Canvas of the main MIDlet.

• Pointer events: drawing a path, clicking a menu item
• Key events: scrolling the map, changing settings
• Dynamic bars: the player and the menu is painted over the map transparently

Author:

Hlavac Peter

Field Summary

Fields inherited from class javax.microedition.lcdui.Canvas

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

Constructor Summary

MapCanvas()
Inits the Canvas: It consits of two screens the Map and the Playlist Editor The map image and the mapping of the Mapitems to units of the map are loaded from the RMS.

Method Summary

protected void	keyPressed(int keyCode) Handles Keyevents
protected void	keyRepeated(int keyCode) Handles Keyevents
void	paint(javax.microedition.lcdui.Graphics g) Draws on the Canvas.
protected void	pointerDragged(int x, int y) Handles Pointerevents
protected void	pointerPressed(int x, int y) Handles Pointerevents.
protected void	pointerReleased(int x, int y) Handles Pointerevents

Methods inherited from class javax.microedition.lcdui.Canvas

getGameAction, getHeight, getKeyCode, getKeyName, getWidth, hasPointerEvents, hasPointerMotionEvents, hasRepeatEvents, hideNotify, isDoubleBuffered, keyReleased, repaint, repaint, serviceRepaints, setFullScreenMode, showNotify, sizeChanged

Methods inherited from class javax.microedition.lcdui.Displayable

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

Methods inherited from class java.lang.Object

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

Constructor Detail

MapCanvas

public MapCanvas()

Inits the Canvas: It consits of two screens

• the Map and
• the Playlist Editor

The map image and the mapping of the Mapitems to units of the map are loaded from the RMS.

Method Detail

paint

public void paint(javax.microedition.lcdui.Graphics g)

Draws on the Canvas.

• Map
• AudioPlayer
• Menuicons, Menubar

Specified by:

paint in class javax.microedition.lcdui.Canvas

keyPressed

protected void keyPressed(int keyCode)

Handles Keyevents

Overrides:

keyPressed in class javax.microedition.lcdui.Canvas

keyRepeated

protected void keyRepeated(int keyCode)

Handles Keyevents

Overrides:

keyRepeated in class javax.microedition.lcdui.Canvas

pointerPressed

protected void pointerPressed(int x,
                              int y)

Handles Pointerevents. If the stylus is pressed on a specific location on the display a small ring, that fades out within one second, is displayed on that position.

Overrides:

pointerPressed in class javax.microedition.lcdui.Canvas

pointerDragged

protected void pointerDragged(int x,
                              int y)

Handles Pointerevents

Overrides:

pointerDragged in class javax.microedition.lcdui.Canvas

pointerReleased

protected void pointerReleased(int x,
                               int y)

Handles Pointerevents

Overrides:

pointerReleased in class javax.microedition.lcdui.Canvas