package com.wiagames.pacman;

import android.app.Activity;
import android.content.Context;
import android.opengl.GLSurfaceView;
import android.os.Bundle;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;

import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.opengles.GL10;

public class MainActivity extends Activity implements View.OnTouchListener {

    private PacmanGLSurfaceView mPacmanSurfaceView;

    static {
        System.loadLibrary("pacman");
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        mPacmanSurfaceView = (PacmanGLSurfaceView) findViewById(R.id.gl_surface_view);
        final PacmanRenderer renderer = new PacmanRenderer();
        mPacmanSurfaceView.setRenderer(renderer);

        setupControls();
    }


    private void setupControls() {
        View down = findViewById(R.id.down);
        down.setOnTouchListener(this);
        View up = findViewById(R.id.up);
        up.setOnTouchListener(this);
        View left = findViewById(R.id.left);
        left.setOnTouchListener(this);
        View right = findViewById(R.id.right);
        right.setOnTouchListener(this);
    }

    @Override
    protected void onPause() {
        super.onPause();
        mPacmanSurfaceView.onPause();
    }

    @Override
    protected void onResume() {
        super.onResume();
        mPacmanSurfaceView.onResume();
    }


    @Override
    public boolean onTouch(View view, MotionEvent motionEvent) {
        if (motionEvent.getAction() == MotionEvent.ACTION_DOWN) {
            switch (view.getId()) {
                case R.id.down:
                    PacmanGLSurfaceView.nativeDown();
                    return true;

                case R.id.up:
                    PacmanGLSurfaceView.nativeUp();
                    return true;

                case R.id.left:
                    PacmanGLSurfaceView.nativeLeft();
                    return true;

                case R.id.right:
                    PacmanGLSurfaceView.nativeRight();
                    return true;

                default:
                    return false;
            }
        } else {
            return false;
        }
    }
}

/**
 * GL Surface View
 *
 * @author rankor777
 */
class PacmanGLSurfaceView extends GLSurfaceView {

    private PacmanRenderer mRenderer;

    public PacmanGLSurfaceView(Context context, AttributeSet attrs) {
        super(context, attrs);

        mRenderer = new PacmanRenderer();
    }

    private static native void nativePause();

    public static native void nativeDown();

    public static native void nativeUp();

    public static native void nativeLeft();

    public static native void nativeRight();
}

/**
 * GL Renderer
 *
 * @author rankor777
 */
class PacmanRenderer implements GLSurfaceView.Renderer {
    public void onSurfaceCreated(GL10 gl, EGLConfig config) {
        nativeInit();
    }

    public void onSurfaceChanged(GL10 gl, int w, int h) {
        nativeResize(w, h);
    }

    public void onDrawFrame(GL10 gl) {
        nativeRender();
    }

    private static native void nativeInit();

    private static native void nativeResize(int w, int h);

    private static native void nativeRender();
}