DrawableUtils.java

/*
 * Copyright (C) 2012-2016 The Android Money Manager Ex Project Team
 *
 * 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 com.money.manager.ex.utils;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;


public class DrawableUtils {

    public static Drawable scaleImage(Context context, Drawable image, int dstWidht, int dstHeight) {

        if ((image == null) || !(image instanceof BitmapDrawable)) {
            return image;
        }

        Bitmap b = ((BitmapDrawable) image).getBitmap();

        Bitmap bitmapResized = Bitmap.createScaledBitmap(b, dstWidht, dstHeight, false);

        image = new BitmapDrawable(context.getResources(), bitmapResized);

        return image;

    }

    public static Drawable scaleImage(Context context, Drawable image, float scaleFactor) {

        if ((image == null) || !(image instanceof BitmapDrawable)) {
            return image;
        }

        Bitmap b = ((BitmapDrawable) image).getBitmap();

        int sizeX = Math.round(image.getIntrinsicWidth() * scaleFactor);
        int sizeY = Math.round(image.getIntrinsicHeight() * scaleFactor);

        Bitmap bitmapResized = Bitmap.createScaledBitmap(b, sizeX, sizeY, false);

        image = new BitmapDrawable(context.getResources(), bitmapResized);

        return image;

    }
}