package uy.edu.fing.chesstrack;


import org.opencv.android.BaseLoaderCallback;
import org.opencv.android.CameraBridgeViewBase;
import org.opencv.android.CameraBridgeViewBase.CvCameraViewFrame;
import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
import org.opencv.android.LoaderCallbackInterface;
import org.opencv.android.OpenCVLoader;
import org.opencv.core.Mat;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.SurfaceView;
import android.view.WindowManager;

public class ChessTrackActivity extends Activity implements CvCameraViewListener {

	private static final String TAG = "CHESSTRACK::Activity";

	private CameraBridgeViewBase mOpenCvCameraView;

	private final BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
		@Override
		public void onManagerConnected(int status) {
			switch (status) {
			case LoaderCallbackInterface.SUCCESS:
			{
				Log.i(TAG, "OpenCV loaded successfully");
				mOpenCvCameraView.enableView();
			} break;
			default:
			{
				super.onManagerConnected(status);
			} break;
			}
		}
	};


	@Override
	public void onResume()
	{
		super.onResume();
		OpenCVLoader.initAsync(OpenCVLoader.OPENCV_VERSION_2_4_9, this, mLoaderCallback);
	}

	@Override
	public void onCreate(Bundle savedInstanceState) {
		Log.i(TAG, "called onCreate");
		super.onCreate(savedInstanceState);
		getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
		setContentView(R.layout.chess_track_layout);
		mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.chess_track_layout);
		mOpenCvCameraView.setVisibility(SurfaceView.VISIBLE);
		mOpenCvCameraView.setCvCameraViewListener(this);
	}

	@Override
	public void onPause()
	{
		super.onPause();
		if (mOpenCvCameraView != null) {
			mOpenCvCameraView.disableView();
		}
	}

	@Override
	public void onDestroy() {
		super.onDestroy();
		if (mOpenCvCameraView != null) {
			mOpenCvCameraView.disableView();
		}
	}

	@Override
	public void onCameraViewStarted(int width, int height) {
	}

	@Override
	public void onCameraViewStopped() {
	}

	public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
		return inputFrame.rgba();
	}

	@Override
	public Mat onCameraFrame(Mat inputFrame) {
		// TODO Auto-generated method stub
		return null;
	}

}