Android Open Source - AsymmetricGridView Utils

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Back to project page AsymmetricGridView.

License

The source code is released under:

MIT License

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Java Source Code

package com.felipecsl.asymmetricgridview.library;
//from  w  w  w  . j ava 2s  .c o m
import android.content.Context;
import android.util.DisplayMetrics;
import android.view.WindowManager;

public class Utils {
    public static int dpToPx(final Context context, final float dp) {
        // Took from http://stackoverflow.com/questions/8309354/formula-px-to-dp-dp-to-px-android
        final float scale = context.getResources().getDisplayMetrics().density;
        return (int) ((dp * scale) + 0.5f);
    }

    public static int getScreenWidth(final Context context) {
        if (context == null)
            return 0;
        return getDisplayMetrics(context).widthPixels;
    }

    /**
     * Returns a valid DisplayMetrics object
     *
     * @param context valid context
     * @return DisplayMetrics object
     */
    public static DisplayMetrics getDisplayMetrics(final Context context) {
        final WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
        final DisplayMetrics metrics = new DisplayMetrics();
        windowManager.getDefaultDisplay().getMetrics(metrics);
        return metrics;
    }
}

Java Source Code List