dp2px px2dp

/**
* 将dp转换成px
* @param context
* @param dpValue
* @return
*/
public static int dip2px(Context context,float dpValue){
final float scale = context.getResources ().getDisplayMetrics ().density;
return (int) (dpValue * scale + 0.5f);
}

/**
* 将像素转换成dp
* @param context
* @param pxValue
* @return
*/
public static int px2dip(Context context,float pxValue){
final float scale = context.getResources ().getDisplayMetrics ().density;
return (int) (pxValue / scale + 0.5f);
}