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package com.orbekk;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
public class GameView extends SurfaceView implements SurfaceHolder.Callback {
private Logger logger = LoggerFactory.getLogger(getClass());
private GameThread thread;
static class GameThread extends Thread {
private int height = 0;
private int width = 0;
private float posX;
private float posY;
private SurfaceHolder holder;
private Context context;
private Paint background;
private Paint paint;
public GameThread(SurfaceHolder holder, Context context) {
this.holder = holder;
this.context = context;
posX = 100;
posY = 100;
paint = new Paint();
paint.setAntiAlias(true);
paint.setARGB(255, 255, 0, 0);
background = new Paint();
background.setARGB(255, 0, 0, 0);
}
public void setSize(int width, int height) {
synchronized(holder) {
this.width = width;
this.height = height;
}
}
private void doDraw(Canvas c) {
c.drawRect(0.0f, 0.0f, width+1.0f, height+1.0f, background);
c.drawCircle(posX, posY, 20.0f, paint);
}
@Override public void run() {
Canvas c = null;
try {
c = holder.lockCanvas();
synchronized(holder) {
doDraw(c);
}
} finally {
holder.unlockCanvasAndPost(c);
}
}
private void setPosition(float x, float y) {
posX = x;
posY = y;
run();
}
}
public GameView(Context context) {
super(context);
getHolder().addCallback(this);
thread = new GameThread(getHolder(), context);
}
@Override
protected void onDraw(Canvas canvas) {
Paint paint = new Paint();
paint.setARGB(255, 255, 0, 0);
canvas.drawCircle(50.0f, 50.0f, 50.0f, paint);
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
logger.info("SurfaceChanged(w={}, h={})", width, height);
thread.setSize(width, height);
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
logger.info("SurfaceCreated()");
thread.start();
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
logger.info("SurfaceDestroyed()");
// TODO: Stop thread.
}
@Override
public boolean onTouchEvent(MotionEvent e) {
thread.setPosition(e.getX(), e.getY());
return true;
}
}
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