package ps.smanager.sentimental.common; 
import java.util.Date;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.util.Log;
import android.view.View;

 

public class Sen_BioView extends View {
    /** 상수 */
    private static final int mMaxDays = 30;
    private static final int mMaxType = 3;
    private static final long mTDV = (60*60*24*1000);
    private static final double mPI = 3.14159;
   
    private static final double mBioValues[] = { 23.0, 28.0, 33.0 };
    private static final int mColors[] = { 0xff0000ff, 0xffff0000, 0xff006600 };
   
    /** 멤버변수 */
    private Paint mPaint;
    private Rect mRect;
    private double mStartDays;
    private Date mBirthDate, mTodayDate;
    public int ResultValue;
       
    public Sen_BioView(Context context, AttributeSet attrs) {
        super(context, attrs);
       
        mRect = new Rect();
        mPaint = new Paint();
       
        mRect.top = 0;
        mRect.bottom = getWidth();
        mRect.left = 0;
        mRect.right = getHeight();

        mTodayDate = new Date();
        Date startDate = new Date(mTodayDate.getYear(), mTodayDate.getMonth(), 1);
       
        mStartDays = startDate.getTime()/mTDV;
        mBirthDate = new Date();
       
        mBirthDate.setYear(0);
    }
   
    public void setBirthDay(int year, int month, int day) {
        mBirthDate.setYear(year);
        mBirthDate.setMonth(month);
        mBirthDate.setDate(day);
    }

   @Override
   protected void onDraw(Canvas canvas) {
        int cellWidth = getWidth()/mMaxDays;
       
        mRect.top = 0;
        mRect.bottom = getWidth();
        mRect.left = 0;
        mRect.right = getHeight();
       
        mPaint.setStyle(Paint.Style.STROKE);
        mPaint.setColor(0xFF999999);

        int x = 0, y = 0, oldY = 0;
        
        // 세로줄 출력
        for (int i = 0; i <= mMaxDays; i++) {
            x += cellWidth;
            canvas.drawLine(x, mRect.top, x, mRect.bottom, mPaint);
        }
        
        // 가로줄 출력
        canvas.drawLine(0, mRect.bottom/2, mRect.right, mRect.bottom/2, mPaint);
     
        // 오늘 날짜 출력
        mPaint.setColor(0xFFFFFF00);
        mPaint.setStrokeWidth(2);
        x = cellWidth * mTodayDate.getDate();
        canvas.drawLine(x, mRect.top, x, mRect.bottom, mPaint);
      
             
        // 바이오리듬 출력
        if (mBirthDate.getYear() != 0) {
            Log.e("LOG", "year:" + mBirthDate.getYear() +
                    "month:" + mBirthDate.getMonth() +
                    "day:" + mBirthDate.getDate());
           
            double startDays = mStartDays;
            double birthDays = mBirthDate.getTime()/mTDV;
                
            for (int k = 0; k < mMaxType; k++) {
                x = 0;
            
                mPaint.setColor(mColors[k]);
                mPaint.setStrokeWidth(2);
            
                for (int i = 0; i <= mMaxDays; i++) {
                    double gab = birthDays - startDays;
                    double p = (int)(Math.sin((gab/mBioValues[k]) * 2.0 * mPI) * 100.0);
  
                    y = mRect.bottom/2 + (int)(p * ((mRect.bottom/2.0)/100.0));
                   
                    if (i != 0)
                        canvas.drawLine(x, oldY, x + cellWidth, y, mPaint);
                   
                    oldY = y;
                    startDays++;
                    x += cellWidth;   
                  
                    }
                }
            }
       
       
        super.onDraw(canvas);
    }
}