RenderUtil.java

package com.yuyh.sprintnba.widget.calendar;

import android.graphics.Paint;

public class RenderUtil {

    /**
     * get the baseline to draw between top and bottom in the middle
     */
    public static float getBaseline(float top, float bottom, Paint paint){
        Paint.FontMetrics fontMetrics = paint.getFontMetrics();
        return (top + bottom - fontMetrics.bottom - fontMetrics.top) / 2;
    }

    /**
     *	get the x position to draw around the middle
     */
    public static float getStartX(float middle, Paint paint, String text){
        return middle - paint.measureText(text) * 0.5f;
    }

    public static Paint getPaint(int color){
        Paint paint = new Paint();
        paint.setColor(color);
        paint.setAntiAlias(true);
        return paint;
    }

}