BasicEditor.java revision e30ec70e8d4064b1c2da824aae5cf3d11c86cc5e 
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.editors;
18
19import com.android.gallery3d.R;
20import com.android.gallery3d.filtershow.filters.ImageFilter;
21
22import android.content.Context;
23import android.util.Log;
24import android.view.View;
25import android.widget.FrameLayout;
26import android.widget.SeekBar;
27import android.widget.SeekBar.OnSeekBarChangeListener;
28
29/**
30 * The basic editor that all the one parameter filters
31 */
32public class BasicEditor extends Editor implements OnSeekBarChangeListener {
33    public static int ID = R.id.basicEditor;
34    private SeekBar mSeekBar;
35    private final String LOGTAG = "Editor";
36
37    public BasicEditor() {
38        super(ID);
39    }
40
41    @Override
42    public void createEditor(Context context, FrameLayout frameLayout) {
43        super.createEditor(context, frameLayout);
44        unpack(R.id.basicEditor, R.layout.filtershow_default_editor);
45        mSeekBar = (SeekBar) mView.findViewById(R.id.filterSeekBar);
46        mSeekBar.setOnSeekBarChangeListener(this);
47    }
48
49    @Override
50    public void reflectCurrentFilter() {
51        ImageFilter filter = mImageShow.getCurrentFilter();
52        if (filter == null) {
53            return;
54        }
55        boolean f = filter.showParameterValue();
56        mSeekBar.setVisibility((f) ? View.VISIBLE : View.INVISIBLE);
57        int parameter = filter.getParameter();
58        int maxp = filter.getMaxParameter();
59        int minp = filter.getMinParameter();
60        mSeekBar.setMax(maxp - minp);
61        mSeekBar.setProgress(parameter - minp);
62    }
63
64    @Override
65    public void onProgressChanged(SeekBar sbar, int progress, boolean arg2) {
66        ImageFilter filter = mImageShow.getCurrentFilter();
67        if (filter == null) {
68            return;
69        }
70        int minp = filter.getMinParameter();
71        int value = progress + minp;
72        mImageShow.onNewValue(value);
73        mView.invalidate();
74        if (filter.showParameterValue()) {
75            mPanelController.onNewValue(value);
76        }
77
78        Log.v(LOGTAG, "    #### progress=" + value);
79    }
80
81    @Override
82    public void onStartTrackingTouch(SeekBar arg0) {
83    }
84
85    @Override
86    public void onStopTrackingTouch(SeekBar arg0) {
87    }
88}
89