package io.github.chronosx88.testmodule;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;

class TestSurfaceView extends SurfaceView implements SurfaceHolder.Callback{

    int count;
    boolean isClicked = false;

    public TestSurfaceView(Context context) {
        super(context);
        getHolder().addCallback(this);
    }

    @Override
    public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {

    }

    @Override
    public void surfaceCreated(SurfaceHolder holder) {
        new DrawThread(holder).start();
    }

    @Override
    public void surfaceDestroyed(SurfaceHolder holder) {

    }

    @Override
    public boolean onTouchEvent(MotionEvent event) {
        count++;
        if(count == 3) {
            count = 0;
        }
        isClicked = true;
        return super.onTouchEvent(event);
    }

    class DrawThread extends Thread {
        SurfaceHolder surfaceHolder;
        boolean isRun = true;

        public DrawThread(SurfaceHolder surfaceHolder) {
            this.surfaceHolder = surfaceHolder;
        }

        @Override
        public void run() {
            while(isRun) {
                Canvas canvas = surfaceHolder.lockCanvas();
                if(canvas != null) {
                    canvas.drawColor(Color.RED);
                    if(isClicked) {
                        switch(count) {
                            case 0: {
                                canvas.drawColor(Color.RED);
                                break;
                            }
                            case 1: {
                                canvas.drawColor(Color.GREEN);
                                break;
                            }
                            case 2: {
                                canvas.drawColor(Color.BLUE);
                            }
                        }
                    }
                    surfaceHolder.unlockCanvasAndPost(canvas);
                }

                try {
                    sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}