Reports to the log information about the device's display. - Android Hardware

Android examples for Hardware:Device Feature

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Description

Reports to the log information about the device's display.

Demo Code

/*//w  w w .j a va2s  .  c o  m
 *  AndroidUtils.java
 *  ARToolKit5
 *
 *  This file is part of ARToolKit.
 *
 *  ARToolKit is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  ARToolKit 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 Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with ARToolKit.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  As a special exception, the copyright holders of this library give you
 *  permission to link this library with independent modules to produce an
 *  executable, regardless of the license terms of these independent modules, and to
 *  copy and distribute the resulting executable under terms of your choice,
 *  provided that you also meet, for each linked independent module, the terms and
 *  conditions of the license of that module. An independent module is a module
 *  which is neither derived from nor based on this library. If you modify this
 *  library, you may extend this exception to your version of the library, but you
 *  are not obligated to do so. If you do not wish to do so, delete this exception
 *  statement from your version.
 *
 *  Copyright 2015 Daqri, LLC.
 *  Copyright 2011-2015 ARToolworks, Inc.
 *
 *  Author(s): Julian Looser, Philip Lamb
 *
 */
//package com.java2s;

import android.app.Activity;

import android.util.DisplayMetrics;
import android.util.Log;

public class Main {
    /**
     * Android logging tag for this class.
     */
    private static final String TAG = "AndroidUtils";

    /**
     * Reports to the log information about the device's display. This information includes
     * the width and height, and density (low, medium, high). 
     * @param activity The Activity to report on.
     */
    public static void reportDisplayInformation(Activity activity) {

        DisplayMetrics metrics = new DisplayMetrics();
        activity.getWindowManager().getDefaultDisplay().getMetrics(metrics);

        int displayWidth = metrics.widthPixels;
        int displayHeight = metrics.heightPixels;

        String density = "unknown";
        switch (metrics.densityDpi) {
        case DisplayMetrics.DENSITY_LOW:
            density = "Low";
            break;
        case DisplayMetrics.DENSITY_MEDIUM:
            density = "Medium";
            break;
        case DisplayMetrics.DENSITY_HIGH:
            density = "High";
            break;
        }

        Log.i(TAG, "Display is " + displayWidth + "x" + displayHeight
                + ", Density: " + density);

    }
}

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