LayoutUtil.java

/*
 * Easy Dice - An application for rolling dice of your choosing.
 * Copyright (C) 2011-2014 Slobodan Pejic (slobo@pejici.net)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package net.pejici.androidutil;

import android.util.DisplayMetrics;
import android.view.View;

public class LayoutUtil {

	static private DisplayMetrics getDisplayMetrics(View view) {
		return view.getContext().getResources().getDisplayMetrics();
	}
	static public int dpToPx(View view, int dp) {
	    DisplayMetrics displayMetrics = getDisplayMetrics(view);
	    int px = Math.round(dp * (displayMetrics.xdpi / DisplayMetrics.DENSITY_DEFAULT));       
	    return px;
	}
	static public int pxToDp(View view, int px) {
	    DisplayMetrics displayMetrics = getDisplayMetrics(view);
	    int dp = Math.round(px / (displayMetrics.xdpi / DisplayMetrics.DENSITY_DEFAULT));
	    return dp;
	}
}