36 lines
1.1 KiB
Java
36 lines
1.1 KiB
Java
package nodomain.freeyourgadget.gadgetbridge.activities.charts;
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import com.github.mikephil.charting.components.AxisBase;
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import com.github.mikephil.charting.formatter.IAxisValueFormatter;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.GregorianCalendar;
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public class TimestampValueFormatter implements IAxisValueFormatter {
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private final Calendar cal;
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// private DateFormat dateFormat = new SimpleDateFormat("dd.MM.yyyy HH:mm");
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private DateFormat dateFormat;
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public TimestampValueFormatter() {
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this(new SimpleDateFormat("HH:mm"));
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}
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public TimestampValueFormatter(DateFormat dateFormat) {
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this.dateFormat = dateFormat;
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cal = GregorianCalendar.getInstance();
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cal.clear();
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}
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@Override
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public String getFormattedValue(float value, AxisBase axis) {
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cal.setTimeInMillis((int) value * 1000L);
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Date date = cal.getTime();
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String dateString = dateFormat.format(date);
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return dateString;
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}
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}
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