1/*
2 * Copyright (C) 2008 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.systemui.statusbar.phone;
18
19import android.content.Context;
20import android.content.res.TypedArray;
21import android.util.AttributeSet;
22import android.util.Slog;
23import android.view.View;
24import android.graphics.BitmapFactory;
25import android.graphics.Bitmap;
26import android.graphics.Paint;
27import android.graphics.Canvas;
28
29public class TrackingPatternView extends View {
30    private Bitmap mTexture;
31    private Paint mPaint;
32    private int mTextureWidth;
33    private int mTextureHeight;
34
35    public TrackingPatternView(Context context, AttributeSet attrs) {
36        super(context, attrs);
37
38        mTexture = BitmapFactory.decodeResource(getResources(),
39                com.android.internal.R.drawable.status_bar_background);
40        mTextureWidth = mTexture.getWidth();
41        mTextureHeight = mTexture.getHeight();
42
43        mPaint = new Paint();
44        mPaint.setDither(false);
45    }
46
47    @Override
48    public void onDraw(Canvas canvas) {
49        final Bitmap texture = mTexture;
50        final Paint paint = mPaint;
51
52        final int width = getWidth();
53        final int height = getHeight();
54
55        final int textureWidth = mTextureWidth;
56        final int textureHeight = mTextureHeight;
57
58        int x = 0;
59        int y;
60
61        while (x < width) {
62            y = 0;
63            while (y < height) {
64                canvas.drawBitmap(texture, x, y, paint);
65                y += textureHeight;
66            }
67            x += textureWidth;
68        }
69    }
70}
71