support for simplified computed icons

/*

 * Copyright (C) 2013 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.gallery3d.filtershow.filters;

import android.content.res.Resources;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import com.android.gallery3d.R;

public class IconUtilities {

    public static final int PUNCH = R.drawable.filtershow_fx_0005_punch;

    public static final int VINTAGE = R.drawable.filtershow_fx_0000_vintage;

    public static final int BW_CONTRAST = R.drawable.filtershow_fx_0004_bw_contrast;

    public static final int BLEACH = R.drawable.filtershow_fx_0002_bleach;

    public static final int INSTANT = R.drawable.filtershow_fx_0001_instant;

    public static final int WASHOUT = R.drawable.filtershow_fx_0007_washout;

    public static final int BLUECRUSH = R.drawable.filtershow_fx_0003_blue_crush;

    public static final int WASHOUT_COLOR = R.drawable.filtershow_fx_0008_washout_color;

    public static final int X_PROCESS = R.drawable.filtershow_fx_0006_x_process;

    public static Bitmap getFXBitmap(Resources res, int id) {

        Bitmap ret;

        BitmapFactory.Options o = new BitmapFactory.Options();

        o.inScaled = false;

        if (id != 0) {

            return BitmapFactory.decodeResource(res, id, o);

        }

        return null;

    }

    public static Bitmap loadBitmap(Resources res, int resource) {

        final BitmapFactory.Options options = new BitmapFactory.Options();

        options.inPreferredConfig = Bitmap.Config.ARGB_8888;

        Bitmap bitmap = BitmapFactory.decodeResource(

                res,

                resource, options);

        return bitmap;

    }

    public static Bitmap applyFX(Bitmap bitmap, final Bitmap fxBitmap) {

        ImageFilterFx fx = new ImageFilterFx() {

            @Override

            public Bitmap apply(Bitmap bitmap, float scaleFactor, int quality) {

                int w = bitmap.getWidth();

                int h = bitmap.getHeight();

                int fxw = fxBitmap.getWidth();

                int fxh = fxBitmap.getHeight();

                nativeApplyFilter(bitmap, w, h, fxBitmap, fxw, fxh);

                return bitmap;

            }

        };

        return fx.apply(bitmap, 0, 0);

    }

}

    protected String mName = "Original";

    private final String LOGTAG = "ImageFilter";

    protected static final boolean SIMPLE_ICONS = true;

    // TODO: Temporary, for dogfood note memory issues with toasts for better

    // feedback. Remove this when filters actually work in low memory

    // situations.