ImageFilterFx.java revision 71f04cbaedbb89e313e0b86b531640db2d3f6016 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.gallery3d.filtershow.filters;
18
19import android.graphics.Bitmap;
20
21public class ImageFilterFx extends ImageFilter {
22    private static final String TAG = "ImageFilterFx";
23    Bitmap fxBitmap;
24    int mNameResource = 0;
25
26    public ImageFilterFx(Bitmap fxBitmap, String name, int nameResource) {
27        setFilterType(TYPE_FX);
28        mName = name;
29        this.fxBitmap = fxBitmap;
30        mNameResource = nameResource;
31    }
32
33    @Override
34    public int getTextId() {
35        return mNameResource;
36    }
37
38    @Override
39    public ImageFilter clone() throws CloneNotSupportedException {
40        ImageFilterFx filter = (ImageFilterFx) super.clone();
41        filter.fxBitmap = this.fxBitmap;
42        return filter;
43    }
44
45    public boolean isNil() {
46        if (fxBitmap != null) {
47            return false;
48        }
49        return true;
50    }
51
52    @Override
53    public boolean showParameterValue() {
54        return false;
55    }
56
57    @Override
58    public boolean showEditingControls() {
59        return false;
60    }
61
62    @Override
63    public boolean showUtilityPanel() {
64        return false;
65    }
66
67    native protected void nativeApplyFilter(Bitmap bitmap, int w, int h,Bitmap  fxBitmap, int fxw, int fxh);
68
69    @Override
70    public Bitmap apply(Bitmap bitmap, float scaleFactor, boolean highQuality) {
71        if (fxBitmap==null)
72            return bitmap;
73
74        int w = bitmap.getWidth();
75        int h = bitmap.getHeight();
76
77        int fxw = fxBitmap.getWidth();
78        int fxh = fxBitmap.getHeight();
79
80        nativeApplyFilter(bitmap, w, h,   fxBitmap,  fxw,  fxh);
81        return bitmap;
82    }
83}
84