/**

 * 

 */

package jp.ac.oit.is.android_shooting_03;



import java.io.IOException;

import java.io.InputStream;

import java.util.Calendar;

import java.util.Timer;

import java.util.TimerTask;



import android.content.Context;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Matrix;

import android.graphics.Paint;

import android.graphics.Paint.FontMetrics;

import android.os.Handler;

import android.view.View;



/**

 * @author User

 * 

 */

public class GameView extends View {

	protected long _tm;

	protected long _delayMillis = (int) (1000 / 30);

	protected Handler _handler = null;



	// http://case-mobile-design.com/devices/resolution-list/

	public static final int DEFAULT_SCREEN_WIDTH = 720;

	public static final int DEFAULT_FONT_SIZE = 64;

	protected float _screenScale = 1.0f;

	protected Paint _paint = new Paint();

	protected int _bgColor = Color.rgb(239, 228, 176);



	private static final String CHARACTER_IMG = "k6_p1b.png";

	protected Bitmap _charaImage = null;

	protected int _charaX = 0;

	protected int _charaY = 0;



	public GameView(Context context) {

		super(context);

		// TODO ???????????????????



		// http://ichitcltk.hustle.ne.jp/gudon/modules/pico_rd/index.php?content_id=76

		// http://wiki.livedoor.jp/moonlight_aska/d/%A5%BF%A5%B9%A5%AF%A4%F2%C4%EA%B4%FC%C5%AA%A4%CB%BC%C2%B9%D4%A4%B9%A4%EB

		_handler = new Handler();

		Timer timer = new Timer(true);// ???????

		TimerTask task = new TimerTask() {

			@Override

			public void run() {

				_handler.post(new Runnable() {

					public void run() {

						// ???????

						invalidate();

					}

				});

			}

		};

		// ?????????

		timer.schedule(task, 0, _delayMillis);

	}



	protected void drawCharacter(Canvas c) {

		c.drawBitmap(_charaImage, _charaX, _charaY, _paint);

	}



	@Override

	public void onWindowFocusChanged(boolean hasWindowFocus) {

		int sw = getWidth();

		int sh = getHeight();

		_screenScale = sw / (float) DEFAULT_SCREEN_WIDTH;

		setDefaultFont();



		// ????????

		Bitmap src = loadImage(CHARACTER_IMG);

		Matrix matrix = new Matrix();

		matrix.postScale(_screenScale, _screenScale);

		int w = src.getWidth();

		int h = src.getHeight();

		_charaImage = Bitmap.createBitmap(src, 0, 0, w, h, matrix, true);

		// ??????

		_charaX = (sw - _charaImage.getWidth()) / 2;

		_charaY = sh - _charaImage.getHeight();



		// TODO ???????????????

		super.onWindowFocusChanged(hasWindowFocus);

	}



	@Override

	protected void onDraw(Canvas canvas) {

		canvas.drawColor(_bgColor);

		FontMetrics fm = _paint.getFontMetrics();

		canvas.drawText(getTimeStr(), 0, 0 - fm.top, _paint);

		drawCharacter(canvas);

	}



	protected Bitmap loadImage(String file) {

		InputStream is = null;

		try {

			is = getResources().getAssets().open(file);

		} catch (IOException e) {

			// TODO ??????? catch ????

			e.printStackTrace();

		}

		return BitmapFactory.decodeStream(is);

	}



	protected void setDefaultFont() {

		int fontSize = (int) (DEFAULT_FONT_SIZE * _screenScale);

		_paint.setAntiAlias(false);

		_paint.setColor(Color.BLACK);

		_paint.setTextSize(fontSize);// ??????????

	}



	private String getTimeStr() {

		Calendar cal = Calendar.getInstance();

		String str = String.format("%02d:%02d:%02d.%03d",

				cal.get(Calendar.HOUR_OF_DAY), cal.get(Calendar.MINUTE),

				cal.get(Calendar.SECOND), cal.get(Calendar.MILLISECOND));

		return str;

	}

}