1 /*
2  * Copyright (C) 2014 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 
17 package com.android.systemui.qs.tiles;
18 
19 import android.content.Context;
20 import android.content.res.Configuration;
21 import android.content.res.Resources;
22 import android.util.AttributeSet;
23 import android.view.View;
24 import android.widget.LinearLayout;
25 import android.widget.TextView;
26 
27 import com.android.settingslib.net.DataUsageController;
28 import com.android.systemui.FontSizeUtils;
29 import com.android.systemui.R;
30 import com.android.systemui.qs.DataUsageGraph;
31 
32 import java.text.DecimalFormat;
33 
34 /**
35  * Layout for the data usage detail in quick settings.
36  */
37 public class DataUsageDetailView extends LinearLayout {
38 
39     private static final double KB = 1024;
40     private static final double MB = 1024 * KB;
41     private static final double GB = 1024 * MB;
42 
43     private final DecimalFormat FORMAT = new DecimalFormat("#.##");
44 
DataUsageDetailView(Context context, AttributeSet attrs)45     public DataUsageDetailView(Context context, AttributeSet attrs) {
46         super(context, attrs);
47     }
48 
49     @Override
onConfigurationChanged(Configuration newConfig)50     protected void onConfigurationChanged(Configuration newConfig) {
51         super.onConfigurationChanged(newConfig);
52         FontSizeUtils.updateFontSize(this, android.R.id.title, R.dimen.qs_data_usage_text_size);
53         FontSizeUtils.updateFontSize(this, R.id.usage_text, R.dimen.qs_data_usage_usage_text_size);
54         FontSizeUtils.updateFontSize(this, R.id.usage_carrier_text,
55                 R.dimen.qs_data_usage_text_size);
56         FontSizeUtils.updateFontSize(this, R.id.usage_info_top_text,
57                 R.dimen.qs_data_usage_text_size);
58         FontSizeUtils.updateFontSize(this, R.id.usage_period_text, R.dimen.qs_data_usage_text_size);
59         FontSizeUtils.updateFontSize(this, R.id.usage_info_bottom_text,
60                 R.dimen.qs_data_usage_text_size);
61     }
62 
bind(DataUsageController.DataUsageInfo info)63     public void bind(DataUsageController.DataUsageInfo info) {
64         final Resources res = mContext.getResources();
65         final int titleId;
66         final long bytes;
67         int usageColor = R.color.system_accent_color;
68         final String top;
69         String bottom = null;
70         if (info.usageLevel < info.warningLevel || info.limitLevel <= 0) {
71             // under warning, or no limit
72             titleId = R.string.quick_settings_cellular_detail_data_usage;
73             bytes = info.usageLevel;
74             top = res.getString(R.string.quick_settings_cellular_detail_data_warning,
75                     formatBytes(info.warningLevel));
76         } else if (info.usageLevel <= info.limitLevel) {
77             // over warning, under limit
78             titleId = R.string.quick_settings_cellular_detail_remaining_data;
79             bytes = info.limitLevel - info.usageLevel;
80             top = res.getString(R.string.quick_settings_cellular_detail_data_used,
81                     formatBytes(info.usageLevel));
82             bottom = res.getString(R.string.quick_settings_cellular_detail_data_limit,
83                     formatBytes(info.limitLevel));
84         } else {
85             // over limit
86             titleId = R.string.quick_settings_cellular_detail_over_limit;
87             bytes = info.usageLevel - info.limitLevel;
88             top = res.getString(R.string.quick_settings_cellular_detail_data_used,
89                     formatBytes(info.usageLevel));
90             bottom = res.getString(R.string.quick_settings_cellular_detail_data_limit,
91                     formatBytes(info.limitLevel));
92             usageColor = R.color.system_warning_color;
93         }
94 
95         final TextView title = (TextView) findViewById(android.R.id.title);
96         title.setText(titleId);
97         final TextView usage = (TextView) findViewById(R.id.usage_text);
98         usage.setText(formatBytes(bytes));
99         usage.setTextColor(mContext.getColor(usageColor));
100         final DataUsageGraph graph = (DataUsageGraph) findViewById(R.id.usage_graph);
101         graph.setLevels(info.limitLevel, info.warningLevel, info.usageLevel);
102         final TextView carrier = (TextView) findViewById(R.id.usage_carrier_text);
103         carrier.setText(info.carrier);
104         final TextView period = (TextView) findViewById(R.id.usage_period_text);
105         period.setText(info.period);
106         final TextView infoTop = (TextView) findViewById(R.id.usage_info_top_text);
107         infoTop.setVisibility(top != null ? View.VISIBLE : View.GONE);
108         infoTop.setText(top);
109         final TextView infoBottom = (TextView) findViewById(R.id.usage_info_bottom_text);
110         infoBottom.setVisibility(bottom != null ? View.VISIBLE : View.GONE);
111         infoBottom.setText(bottom);
112     }
113 
formatBytes(long bytes)114     private String formatBytes(long bytes) {
115         final long b = Math.abs(bytes);
116         double val;
117         String suffix;
118         if (b > 100 * MB) {
119             val = b / GB;
120             suffix = "GB";
121         } else if (b > 100 * KB) {
122             val = b / MB;
123             suffix = "MB";
124         } else {
125             val = b / KB;
126             suffix = "KB";
127         }
128         return FORMAT.format(val * (bytes < 0 ? -1 : 1)) + " " + suffix;
129     }
130 }
131