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.fakeoemfeatures;
18
19import java.util.Random;
20
21import android.content.Context;
22import android.graphics.Canvas;
23import android.graphics.Paint;
24import android.os.Handler;
25import android.os.Message;
26import android.view.View;
27
28/**
29 * Dummy view to emulate stuff an OEM may want to do.
30 */
31public class FakeView extends View {
32    static final long TICK_DELAY = 30*1000; // 30 seconds
33    static final int MSG_TICK = 1;
34
35    final Handler mHandler = new Handler() {
36        @Override public void handleMessage(Message msg) {
37            switch (msg.what) {
38                case MSG_TICK:
39                    invalidate();
40                    sendEmptyMessageDelayed(MSG_TICK, TICK_DELAY);
41                    break;
42                default:
43                    super.handleMessage(msg);
44                    break;
45            }
46        }
47    };
48
49    final Paint mPaint = new Paint();
50    final Random mRandom = new Random();
51
52    public FakeView(Context context) {
53        super(context);
54    }
55
56    @Override
57    protected void onAttachedToWindow() {
58        super.onAttachedToWindow();
59        mHandler.sendEmptyMessageDelayed(MSG_TICK, TICK_DELAY);
60    }
61
62    @Override
63    protected void onDetachedFromWindow() {
64        super.onDetachedFromWindow();
65        mHandler.removeMessages(MSG_TICK);
66    }
67
68    @Override
69    protected void onDraw(Canvas canvas) {
70        super.onDraw(canvas);
71        canvas.drawColor(0xff000000);
72        mPaint.setTextSize(mRandom.nextInt(40) + 10);
73        mPaint.setColor(0xff000000 + mRandom.nextInt(0x1000000));
74        int x = mRandom.nextInt(getWidth()) - (getWidth()/2);
75        int y = mRandom.nextInt(getHeight());
76        canvas.drawText("abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ",
77                x, y, mPaint);
78    }
79}
80