?? gmcanvas.java
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// GMCanvas
//
// Main canvas class for game
//
// unnamed package
import java.io.*;
//#ifdef nokia
//import com.nokia.mid.ui.FullCanvas;
//import javax.microedition.lcdui.*;
//#elifdef midp1
//import javax.microedition.lcdui.*;
//#else
import javax.microedition.lcdui.*;
import javax.microedition.lcdui.game.*;
//#endif
class GMCanvas
//#ifdef nokia
// extends FullCanvas
//#elifdef midp1
// extends Canvas
//#else
extends GameCanvas
//#endif
implements Runnable
{
private static int MILLIS_PER_TICK = 44;
private static final int LAST_LEVEL = 30;
// -------------------------------------------------------------------------------------------
// List of game status
// -------------------------------------------------------------------------------------------
private static final int GM_SPLASH = 0;
private static final int GM_FIRST = 1;
private static final int GM_INIT = 2;
private static final int GM_PLAY = 3;
private static final int GM_LEVEL_COMP = 4;
private static final int GM_GAME_OVER = 5;
private static final int GM_INIT_LEVEL = 6;
private static final int GM_LOOSE_LIFE = 7;
private static final int GM_TITLE = 8;
private static final int GM_TITLE2 = 9;
private static final int GM_ENTER_SCORE = 10;
private static final int GM_GAME_COMPLETE = 11;
private static final int GM_EXIT = 14;
// -------------------------------------------------------------------------------------------
// Odds & Sods
// -------------------------------------------------------------------------------------------
private final GameMIDlet midlet;
private Thread animationThread = null;
private boolean isPaused = false;
private boolean forceMenu = false;
public static Dictionary dict;
public static GameEffects ge;
public static Standard stan = new Standard();
public long timing = 0;
public boolean quit = false;
public static boolean bContinue = false; // Used to identify a continued game
public Canvas canvas = null; // Used in startApp to see if we have a canvas
public static boolean noSound = true;
// -------------------------------------------------------------------------------------------
// Used for scrolling
// -------------------------------------------------------------------------------------------
// Constants
public static final int TILE_WIDTH = 16;
public static final int TILE_HEIGHT = 16;
public static final int MAP_TILE_WIDTH = 16;
// Variables
public static int xDisplay = 0;
public static int yDisplay = 0;
public static int DISPLAY_WIDTH;
public static int DISPLAY_HEIGHT;
public static int WIDTH_IN_TILES;
public static int HEIGHT_IN_TILES;
public static int MAP_TILE_HEIGHT;
public static int MAP_PIXEL_WIDTH = 0;
public static int MAP_PIXEL_HEIGHT = 0;
public static BGLayer bg;
// Animate tiles
public static int[] animTile = new int[30];
// -------------------------------------------------------------------------------------------
// Visible screen (actual screen size?)
// -------------------------------------------------------------------------------------------
public static int VIS_WIDTH;
public static int VIS_HEIGHT;
// -------------------------------------------------------------------------------------------
// List of images
// -------------------------------------------------------------------------------------------
public static Image imageMenu;
public static Image imageTitle;
/* EG
public static Image imageCloud;
public static Image[] imageDude = new Image[50];
public static Image imageNumber;
*/
// -------------------------------------------------------------------------------------------
// Keys & stuff
// -------------------------------------------------------------------------------------------
private static boolean[] upPressed = new boolean[3]; // array of 3:- 2 = menu input, 0&1 are for you and bluetooth
private static boolean[] upHeld = new boolean[3];
private static boolean[] downPressed = new boolean[3];
private static boolean[] downHeld = new boolean[3];
private static boolean[] leftPressed = new boolean[3];
private static boolean[] leftHeld = new boolean[3];
private static boolean[] rightPressed = new boolean[3];
private static boolean[] rightHeld = new boolean[3];
private static boolean[] firePressed = new boolean[3];
private static boolean[] fireHeld = new boolean[3];
private static boolean[] firing = new boolean[3];
public static boolean[] bLeftPressed = new boolean[3];
public static boolean[] bRightPressed = new boolean[3];
public static int keyStates = 0;
// -------------------------------------------------------------------------------------------
// Bluetooth stuff
// -------------------------------------------------------------------------------------------
public static final int BT_SETUP_HOST = 1;
public static final int BT_AWAIT_CLIENT = 2;
public static final int BT_SETUP_JOIN = 3;
public static final int BT_AWAIT_HOST = 4;
public static final int BT_AWAIT_RECEIVE = 5;
public static final int GM_CONNECTION_LOST = 50;
public static final int BT_DELAY = 5;
public boolean bBTSetup = false;
public int btStatus = 0;
public BlueTooth disc;
public boolean bHost = false;
public boolean bMultiplayer = false;
public boolean updateTicks = true;
public boolean updateDraw = true;
public int btMissCount = 0;
public int btResent = 0;
public boolean btIn = false;
public int btTick = 0;
// -------------------------------------------------------------------------------------------
// Kind of Bluetooth
// -------------------------------------------------------------------------------------------
public static int thisDude = 0;
public static int otherDude = 1;
public static int looseLife; // The Dude who is to loose a life because of a collision
// -------------------------------------------------------------------------------------------
// General game variables
// -------------------------------------------------------------------------------------------
public static int tickCount = 0;
public static int gameMode = GM_SPLASH;
public static int gameLevel;
public static boolean clearSoftKey;
// -------------------------------------------------------------------------------------------
// Font stuff
// -------------------------------------------------------------------------------------------
public final static Font GAME_FONT = Font.getFont(Font.FACE_SYSTEM, Font.STYLE_PLAIN, Font.SIZE_SMALL);
public final static int fontHeight = GAME_FONT.getHeight();
// -------------------------------------------------------------------------------------------
// Options
// -------------------------------------------------------------------------------------------
public static final byte[] MAX_OPTIONS = {6,3,5};
public static int option = 1;
public static int optionPage = 0;
public static boolean[] options = new boolean[7];
public static int[] menuS = {0,9630,15582,15582,9630,0,0,8192,14188,16384,14188,8192,0}; // Y offset
public static int[] menuC = {16384,13255,5063,-5063,-13255,-16384,16384,14188,8192,0,-8192,-14188,-16384}; // X offset
// -------------------------------------------------------------------------------------------
// Debug
// -------------------------------------------------------------------------------------------
public long fps = 0;
public long fpsCount = 0;
//#ifdef midp1
// -------------------------------------------------------------------------------------------
// MIDP1 specific bollocks
// -------------------------------------------------------------------------------------------
// public static final int LEFT_PRESSED = 0x004;
// public static final int RIGHT_PRESSED = 0x020;
// public static final int DOWN_PRESSED = 0x040;
// public static final int UP_PRESSED = 0x002;
// public static final int FIRE_PRESSED = 0x100;
//#endif
// -------------------------------------------------------------------------------------------
// At last:- the constructor
// -------------------------------------------------------------------------------------------
GMCanvas(GameMIDlet midlet)
{
//#ifdef midp2
super(false); // true = suppress key events for game keys
//#endif
this.midlet = midlet;
// Do as little as possible in here, and do the bulk of the setup in the GM_SPLASH & GM_FIRST gameModes
gameMode = GM_SPLASH;
}
public void keyReleased(int keyCode)
{
switch (getGameAction(keyCode))
{
case Canvas.UP:
keyStates &= -UP_PRESSED-1;
break;
case Canvas.DOWN:
keyStates &= -DOWN_PRESSED-1;
break;
case Canvas.LEFT:
keyStates &= -LEFT_PRESSED-1;
break;
case Canvas.RIGHT:
keyStates &= -RIGHT_PRESSED-1;
break;
case Canvas.FIRE:
keyStates &= -FIRE_PRESSED-1;
break;
}
}
public void keyPressed(int keyCode)
{
// used for entering highscore name
Standard.theKey = keyCode;
// Handle softkeys. For the most part this is menu navigation code
if ((keyCode == Standard.LEFT_SOFTKEY1 || keyCode == Standard.RIGHT_SOFTKEY1
|| keyCode == Standard.LEFT_SOFTKEY2 || keyCode == Standard.RIGHT_SOFTKEY2))
{
// If a menu is in play then handle navigation etc
if (gameMode == GM_TITLE || gameMode == GM_TITLE2 || forceMenu)
{
// Left key set firePressed
if (keyCode == Standard.LEFT_SOFTKEY1 && (btStatus < 1 || btStatus > 4 || gameMode == GM_PLAY))
{
if (forceMenu) firePressed[2] = true;
else firePressed[0] = true;
}
// Right key manipulates menu when not establishing a bluetooth connection
else if ((keyCode == Standard.RIGHT_SOFTKEY1 || keyCode == Standard.RIGHT_SOFTKEY2) && (btStatus < 1 || btStatus > 4 || gameMode == GM_PLAY))
{
// If right key is pressed on forced menu or main menu then exit game
if (optionPage == 0)
{
if (disc != null) disc.close();
bMultiplayer = false;
if (gameMode >= GM_PLAY && gameMode <= GM_LOOSE_LIFE) storeGame();
gameMode = GM_EXIT;
forceMenu = false;
isPaused = false;
tickCount = 0;
}
else
{
// Back from option page 1
if (optionPage == 1)
{
optionPage = 0;
option = 2;
clearSoftKey = true;
}
// Back from option page 2
else if (optionPage == 2)
{
optionPage = 0;
option = 3;
clearSoftKey = true;
}
// Back from option page 3
else if (optionPage == 3)
{
optionPage = 2;
option = 2;
clearSoftKey = true;
}
// Back from option page 4
else if (optionPage == 4)
{
optionPage = 2;
option = 3;
clearSoftKey = true;
}
}
}
}
else
{
changePause();
}
}
else
{
switch (getGameAction(keyCode))
{
case Canvas.UP:
keyStates |= UP_PRESSED;
break;
case Canvas.DOWN:
keyStates |= DOWN_PRESSED;
break;
case Canvas.LEFT:
keyStates |= LEFT_PRESSED;
break;
case Canvas.RIGHT:
keyStates |= RIGHT_PRESSED;
break;
case Canvas.FIRE:
keyStates |= FIRE_PRESSED;
break;
}
}
}
// Change pause state when possible
public void changePause()
{
if (gameMode != GM_FIRST && gameMode != GM_SPLASH) isPaused = !isPaused;
if (isPaused)
{
if (ge != null) ge.stopSound();
forceMenu = (gameMode != GM_TITLE && gameMode != GM_TITLE2 && gameMode != GM_FIRST && gameMode != GM_SPLASH);
if (forceMenu) option = 0;
else isPaused = false;
btResent = 0;
}
else
{
if (bMultiplayer) BlueTooth.resend();
if (forceMenu == true) clearSoftKey = true;
forceMenu = false;
}
}
void init()
{
imageMenu = GameMIDlet.createImage("/i2.png");
}
public synchronized void start()
{
if (canvas == null)
{
//#ifdef midp2
setFullScreenMode(true);
//#endif
canvas = this;
}
animationThread = new Thread(this);
animationThread.start();
changePause();
}
public synchronized void stop()
{
if (ge != null) ge.stopSound();
if (disc != null) disc.close();
animationThread = null;
}
public void run()
{
Thread currentThread = Thread.currentThread();
long timecounter = 0,
fpsStart = System.currentTimeMillis(),
endTime = 0,
delay = 0;
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