/**
* Returns a sample dataset.
*
* @return A sample dataset.
*/
private static XYDataset createDataset() {
TimeSeriesCollection result = new TimeSeriesCollection();
TimeSeries series1 = new TimeSeries("Value");
for (int i = 0; i <= 23; i++) {
series1.add(new Hour(i, 18, 10, 2011), Math.random() * 50 + 40);
}
result.addSeries(series1);
return result;
}
/**
* Creates a sample dataset.
*
* @return a sample dataset.
*/
XYDataset createDataset(Context context) {
// get data from database
// Form an array specifying which columns to return.
int counter = 0;
String[] projection =
new String[] {
BPTable1.COLUMN_ID,
BPTable1.COLUMN_DATE,
BPTable1.COLUMN_TIME,
BPTable1.COLUMN_SYSTOLIC,
BPTable1.COLUMN_DIASTOLIC,
BPTable1.COLUMN_HEARTRATE
};
// Get the base URI for the BPTable table in the Contacts content provider.
Uri uri = MyContentProvider.CONTENT_URI;
// Make the query.
if (uri != null) {
Cursor cur =
context
.getContentResolver()
.query(
uri, /// managedQuery(uri, //
projection, // Which columns to return
null, // Which rows to return (all rows)
null, // Selection arguments (none)
// Put the results in ascendingorder by name
BPTable1.COLUMN_ID + " ASC");
// reading data
if (cur.moveToFirst()) {
// String name;
// String phoneNumber;
int dateColumn = cur.getColumnIndex(BPTable1.COLUMN_DATE);
int timeColumn = cur.getColumnIndex(BPTable1.COLUMN_TIME);
int systolicColumn = cur.getColumnIndex(BPTable1.COLUMN_SYSTOLIC);
int diastolicColumn = cur.getColumnIndex(BPTable1.COLUMN_DIASTOLIC);
int pulseColumn = cur.getColumnIndex(BPTable1.COLUMN_HEARTRATE);
// String imagePath;
do {
// Get the field values
list_date.add(cur.getString(dateColumn));
list_time.add(cur.getString(timeColumn));
list_systolic.add(cur.getString(systolicColumn));
list_diastolic.add(cur.getString(diastolicColumn));
list_pulse.add(cur.getString(pulseColumn));
counter++;
} while (cur.moveToNext());
}
}
TimeSeries ts1 = new TimeSeries("systolic");
for (int j = 0; j < counter; j++) {
ts1.addOrUpdate(
new Minute(
Integer.parseInt(list_time.get(j).substring(2)),
Integer.parseInt(list_time.get(j).substring(0, 2)),
Integer.parseInt(list_date.get(j).substring(6)),
Integer.parseInt(list_date.get(j).substring(4, 6)),
Integer.parseInt(list_date.get(j).substring(0, 4))),
Integer.parseInt(list_systolic.get(j)));
}
TimeSeries ts2 = new TimeSeries("diastolic");
for (int j = 0; j < counter; j++) {
ts2.addOrUpdate(
new Minute(
Integer.parseInt(list_time.get(j).substring(2)),
Integer.parseInt(list_time.get(j).substring(0, 2)),
Integer.parseInt(list_date.get(j).substring(6)),
Integer.parseInt(list_date.get(j).substring(4, 6)),
Integer.parseInt(list_date.get(j).substring(0, 4))),
Integer.parseInt(list_diastolic.get(j)));
}
TimeSeries ts3 = new TimeSeries("pulse");
for (int j = 0; j < counter; j++) {
ts3.addOrUpdate(
new Minute(
Integer.parseInt(list_time.get(j).substring(2)),
Integer.parseInt(list_time.get(j).substring(0, 2)),
Integer.parseInt(list_date.get(j).substring(6)),
Integer.parseInt(list_date.get(j).substring(4, 6)),
Integer.parseInt(list_date.get(j).substring(0, 4))),
Integer.parseInt(list_pulse.get(j)));
}
/*
TimeSeries ts2 = new TimeSeries("diastolic");
for (int j=0;j<=i-4;j=j+4) {
ts2.add(new Second(Integer.parseInt(array1[j+3].substring(12)), Integer.parseInt(array1[j+3].substring(10,12)),Integer.parseInt(array1[j+3].substring(8,10)),
Integer.parseInt(array1[j+3].substring(6,8)),Integer.parseInt(array1[j+3].substring(4,6)),Integer.parseInt(array1[j+3].substring(0,4))), Integer.parseInt(array1[j+1]));
}
TimeSeries ts3 = new TimeSeries("heart rate");
for (int j=0;j<=i-4;j=j+4) {
ts3.add(new Second(Integer.parseInt(array1[j+3].substring(12)), Integer.parseInt(array1[j+3].substring(10,12)),Integer.parseInt(array1[j+3].substring(8,10)),
Integer.parseInt(array1[j+3].substring(6,8)),Integer.parseInt(array1[j+3].substring(4,6)),Integer.parseInt(array1[j+3].substring(0,4))), Integer.parseInt(array1[j+2]));
} */
TimeSeriesCollection dataset = new TimeSeriesCollection();
dataset.addSeries(ts1);
dataset.addSeries(ts2);
dataset.addSeries(ts3);
return dataset;
}
