public SnakeCanvas(MIDlet m) super(true); midlet = m; setFullScreenMode(true); initGame();
public void stop() running = false;
g.setColor(0xFFFFFF); // head highlight g.fillRect(offsetX + x[0]*CELL_SIZE + 2, offsetY + y[0]*CELL_SIZE + 2, 4,4); g.setColor(0xFF0000); g.fillArc(offsetX + foodX*CELL_SIZE, offsetY + foodY*CELL_SIZE, CELL_SIZE, CELL_SIZE, 0, 360); Score Display Draw at top: Score: 0 using small font ( Font.FACE_SYSTEM, Font.STYLE_PLAIN, Font.SIZE_SMALL ). 6. Input Handling Override keyPressed(int keyCode) in Canvas:
private void updateGame() newY<0
g.setColor(0x00FF00); // green body for(int i=0; i<length; i++) g.fillRect(offsetX + x[i]*CELL_SIZE, offsetY + y[i]*CELL_SIZE, CELL_SIZE-1, CELL_SIZE-1);
public void pauseApp() {} public void destroyApp(boolean unconditional) canvas.stop();
public void start() thread = new Thread(this); running = true; thread.start(); 128x160 snake xenzia java game
private boolean collidesWithSnake(int x, int y) for(int i=0; i<length; i++) if(snakeX[i]==x && snakeY[i]==y) return true; return false;
// game data private static final int W = 15, H = 18; private int[] snakeX = new int[400]; private int[] snakeY = new int[400]; private int length, direction, nextDir; private int foodX, foodY; private int score;
public void paint(Graphics g) Graphics.LEFT); if(gameState == 2) Graphics.LEFT); public SnakeCanvas(MIDlet m) super(true)
public void run() { while(running) { long start = System.currentTimeMillis(); if(gameState == 0) updateGame(); repaint(); long delay = 150 - (System.currentTimeMillis()-start); if(delay < 5) delay = 5; try Thread.sleep(delay); catch(Exception e) {} } }
int action = getGameAction(keyCode); switch(action) case UP: if(direction != DOWN) nextDir = UP; break; case DOWN: if(direction != UP) nextDir = DOWN; break; case LEFT: if(direction != RIGHT) nextDir = LEFT; break; case RIGHT: if(direction != LEFT) nextDir = RIGHT; break; case FIRE: if(gameState == RUNNING) gameState = PAUSED; else if(gameState == PAUSED) gameState = RUNNING; break;
RecordStore rs = RecordStore.openRecordStore("HighScore", true); byte[] data = (score + "").getBytes(); rs.addRecord(data, 0, data.length); Play Tone Manager.playTone(ToneControl.C4, 100, 100); Vibrate Display.getDisplay(midlet).vibrate(200); midlet = m