1/*
2 * Copyright (C) 2010 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.camera.ui;
18
19import com.android.camera.R;
20
21import android.content.Context;
22import android.util.AttributeSet;
23import android.view.View;
24
25// A view that indicates the focus area or the metering area.
26public class FocusIndicatorView extends View implements FocusIndicator {
27    public FocusIndicatorView(Context context, AttributeSet attrs) {
28        super(context, attrs);
29    }
30
31    private void setDrawable(int resid) {
32        setBackgroundDrawable(getResources().getDrawable(resid));
33    }
34
35    @Override
36    public void showStart() {
37        setDrawable(R.drawable.ic_focus_focusing);
38    }
39
40    @Override
41    public void showSuccess() {
42        setDrawable(R.drawable.ic_focus_focused);
43    }
44
45    @Override
46    public void showFail() {
47        setDrawable(R.drawable.ic_focus_failed);
48    }
49
50    @Override
51    public void clear() {
52        setBackgroundDrawable(null);
53    }
54}
55