public void stop() running = false;
} import javax.microedition.lcdui.*; import javax.microedition.lcdui.game.GameCanvas; public class SnakeCanvas extends GameCanvas implements Runnable { private MIDlet midlet; private Thread thread; private boolean running; private int gameState; // 0=run,1=pause,2=gameover
// 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; 128x160 snake xenzia java game
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 spawnFood() // simple random do foodX = (int)(Math.random() * W); foodY = (int)(Math.random() * H); while(collidesWithSnake(foodX, foodY)); public void stop() running = false; } import javax
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) {} } }
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); public void stop() running = false
private void initGame() length = 3; snakeX[0] = W/2; snakeY[0] = H/2; snakeX[1] = W/2-1; snakeY[1] = H/2; snakeX[2] = W/2-2; snakeY[2] = H/2; direction = 1; // right nextDir = 1; score = 0; spawnFood(); gameState = 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);