BasicEditor.java revision 6205c8100d7c0ec2a2db0baf9f043ae472a8da29 
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;
28import com.android.gallery3d.filtershow.imageshow.MasterImage;
29
30/**
31 * The basic editor that all the one parameter filters
32 */
33public class BasicEditor extends Editor implements OnSeekBarChangeListener {
34    public static int ID = R.id.basicEditor;
35    private SeekBar mSeekBar;
36    private final String LOGTAG = "Editor";
37
38    public BasicEditor() {
39        super(ID);
40    }
41
42    @Override
43    public void createEditor(Context context, FrameLayout frameLayout) {
44        super.createEditor(context, frameLayout);
45        unpack(R.id.basicEditor, R.layout.filtershow_default_editor);
46        mSeekBar = (SeekBar) mView.findViewById(R.id.filterSeekBar);
47        mSeekBar.setOnSeekBarChangeListener(this);
48    }
49
50    @Override
51    public void reflectCurrentFilter() {
52        ImageFilter filter = mImageShow.getCurrentFilter();
53        if (filter == null) {
54            return;
55        }
56        boolean f = filter.showParameterValue();
57        mSeekBar.setVisibility((f) ? View.VISIBLE : View.INVISIBLE);
58        int parameter = filter.getParameter();
59        int maxp = filter.getMaxParameter();
60        int minp = filter.getMinParameter();
61        mSeekBar.setMax(maxp - minp);
62        mSeekBar.setProgress(parameter - minp);
63    }
64
65    @Override
66    public void onProgressChanged(SeekBar sbar, int progress, boolean arg2) {
67        ImageFilter filter = mImageShow.getCurrentFilter();
68        if (filter == null) {
69            return;
70        }
71        int minp = filter.getMinParameter();
72        int value = progress + minp;
73        mImageShow.onNewValue(value);
74        mView.invalidate();
75        if (filter.showParameterValue()) {
76            mPanelController.onNewValue(value);
77        }
78
79        Log.v(LOGTAG, "    #### progress=" + value);
80        MasterImage.getImage().updateBuffers();
81    }
82
83    @Override
84    public void onStartTrackingTouch(SeekBar arg0) {
85    }
86
87    @Override
88    public void onStopTrackingTouch(SeekBar arg0) {
89    }
90}
91