package com sivsais oktyper import org opencv android BaseLoaderCallba

package com.sivsais.oktyper;
import org.opencv.android.BaseLoaderCallback;
import org.opencv.android.CameraBridgeViewBase.CvCameraViewFrame;
import org.opencv.android.JavaCameraView;
import org.opencv.android.LoaderCallbackInterface;
import org.opencv.android.OpenCVLoader;
import org.opencv.core.CvType;
import org.opencv.core.Mat;
import org.opencv.android.CameraBridgeViewBase;
import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener2;
import org.opencv.core.Size;
import org.opencv.imgproc.Imgproc;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.GestureDetector;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;


public class ProtoActivity2 extends Activity implements CvCameraViewListener2 {
    private static final String TAG = "OCVSample::Activity";

    private final double SCALE = 1.5;

    private Mat mRgba;
    private Mat thumb;
    private JavaViewWorker mWorker;
    private CameraBridgeViewBase mOpenCvCameraView;

    private MenuItem debugMode;
    private MenuItem handToggle;
    private MenuItem flashToggle;
    private MenuItem actionToggle;

    private 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 onCreate(Bundle savedInstanceState) {
        Log.i(TAG, "called onCreate");
        super.onCreate(savedInstanceState);
        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

        setContentView(R.layout.java_surface_view);

        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.java_activity_surface_view);
        mOpenCvCameraView.setCvCameraViewListener(this);
        mOpenCvCameraView.setOnTouchListener(new View.OnTouchListener() {
            @Override
            public boolean onTouch(View view, MotionEvent motionEvent) {
                Log.i(TAG, "SINGLETAP");
                mWorker.onSingleTap(motionEvent);
                return true;
            }
        });
        mWorker = new JavaViewWorker(this, 0);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        debugMode = menu.add("Toggle debug mode");
        handToggle = menu.add("Left hand");
        flashToggle = menu.add("Toggle flash");
        actionToggle = menu.add("Toggle action");
        return true;
    }

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

    @Override
    public void onResume() {
        super.onResume();
        OpenCVLoader.initAsync(OpenCVLoader.OPENCV_VERSION_2_4_3, this, mLoaderCallback);
    }

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

    public void onCameraViewStarted(int width, int height) {
        mRgba = new Mat(height, width, CvType.CV_8UC4);
    }

    public void onCameraViewStopped() {
        mRgba.release();
    }

    public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
        mRgba = inputFrame.rgba();
        Imgproc.cvtColor(mRgba, mRgba, Imgproc.COLOR_RGBA2RGB);
        if (thumb == null) {
            thumb = new Mat();
        }
        Imgproc.resize(mRgba, thumb, new Size(mRgba.cols() / SCALE, mRgba.rows() / SCALE));
        mWorker.process(thumb);
        Imgproc.resize(thumb, mRgba, mRgba.size());
        return mRgba;
    }

    public boolean onOptionsItemSelected(MenuItem item) {
        if (item == debugMode) {
            mWorker.toggleDebugMode();
        }
        if (item == handToggle) {
            int hand = mWorker.toggleHand();
            if (hand == Recognizer.HAND_LEFT) {
                item.setTitle("Right hand");
            } else if (hand == Recognizer.HAND_RIGHT) {
                item.setTitle("Left hand");
            }
        }
        if (item == flashToggle) {
            ((JavaCameraView) mOpenCvCameraView).flashToggle();
        }
        if (item == actionToggle) {
            item.setTitle(mWorker.toggleAction());
        }
        return true;
    }

}