You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
85 lines
3.6 KiB
85 lines
3.6 KiB
package com.example.sleep;
|
|
|
|
|
|
import static android.content.Context.MODE_PRIVATE;
|
|
|
|
import android.content.SharedPreferences;
|
|
import android.database.Cursor;
|
|
import android.database.sqlite.SQLiteDatabase;
|
|
import android.os.Bundle;
|
|
import android.support.annotation.Nullable;
|
|
import android.support.v4.app.Fragment;
|
|
import android.util.Log;
|
|
import android.view.LayoutInflater;
|
|
import android.view.View;
|
|
import android.view.ViewGroup;
|
|
import android.widget.TextView;
|
|
|
|
import com.example.sleep.database.RecordBean;
|
|
import com.example.sleep.database.MyDataBaseHelper;
|
|
import com.example.sleep.drawChart.SimpleLineChart;
|
|
|
|
import java.util.HashMap;
|
|
|
|
public class SuggestScreen extends Fragment {
|
|
private RecordBean mRecord;//睡眠记录对象
|
|
|
|
private SimpleLineChart mSimpleLineChart;//折线图组件
|
|
private TextView suggestion, gradeText;//文本显示组件
|
|
//视图
|
|
@Nullable
|
|
@Override
|
|
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
|
|
View view = inflater.inflate(R.layout.chart_fragment, container, false); // 加载布局文件
|
|
init(view);//初始化方法
|
|
return view;//返回视图
|
|
}
|
|
|
|
public void init(View view) {
|
|
suggestion = (TextView) view.findViewById(R.id.suggest);//建议文本
|
|
gradeText = (TextView) view.findViewById(R.id.grade);//评分文本
|
|
//调用数据库
|
|
MyDataBaseHelper dbHelp = new MyDataBaseHelper(getActivity());
|
|
SQLiteDatabase sqLiteDatabase = dbHelp.getWritableDatabase();
|
|
try {
|
|
Cursor cursor = sqLiteDatabase.rawQuery("select * from grade_table", null);//从数据库中查询数据
|
|
|
|
int counts = Math.min(cursor.getCount(), 7);
|
|
String[] time = new String[counts];//存储时间的数组
|
|
double[] grade = new double[counts];//存储评分的数组
|
|
if (cursor.moveToLast() == true) {
|
|
for (int i = 0; i < counts; i++) {
|
|
time[i] = cursor.getString(cursor.getColumnIndex("time"));//获取时间并存储到数组中
|
|
grade[i] = cursor.getDouble(cursor.getColumnIndex("grade"));//获取评分并存储到数组中
|
|
cursor.moveToPrevious();//移动到上一行
|
|
}
|
|
}
|
|
if (time.length != 0) {
|
|
mSimpleLineChart = (SimpleLineChart) view.findViewById(R.id.simpleLineChart);//获取折线图组件
|
|
String[] yItem = {"100", "80", "60", "40", "20", "0"};
|
|
mSimpleLineChart.setXItem(time);//设置x轴刻度标签
|
|
mSimpleLineChart.setYItem(yItem);//设置y周刻度标签
|
|
HashMap<Integer, Double> pointMap = new HashMap();//存储折线点的hashmap
|
|
for (int i = 0; i < time.length; i++) {
|
|
pointMap.put(i, grade[i] / 100);//将时间和评分的映射存储到hashmap中
|
|
}
|
|
mSimpleLineChart.setData(pointMap);//设置折线图的数据
|
|
SharedPreferences sharedpref = getActivity().getSharedPreferences("info", MODE_PRIVATE);
|
|
String suggest = sharedpref.getString("suggestion", "");//建议文本
|
|
float gra = sharedpref.getFloat("grade", 0);//评分
|
|
suggestion.setText("睡眠助手的建议：\n"+ suggest);
|
|
long x = Math.round(gra);
|
|
gradeText.setText(x + "");
|
|
} else {
|
|
suggestion.setText("睡眠助手的建议：\n体验一下我们的app吧~");//时间组为空时，显示
|
|
}
|
|
} catch (Exception e) {
|
|
Log.i("e", e.toString());
|
|
}
|
|
}
|
|
|
|
|
|
private void getSleepTime(){
|
|
|
|
}
|
|
} |