Examples with TrisaBodyAnalyzeLib com.health.openscale.core.bluetooth.lib.TrisaBodyAnalyzeLib used on opensource projects

Example 1 with TrisaBodyAnalyzeLib

use of com.health.openscale.core.bluetooth.lib.TrisaBodyAnalyzeLib in project openScale by oliexdev.

the class BluetoothQNScale method parseCustom1Data.

private void parseCustom1Data(byte[] data) {
    StringBuilder sb = new StringBuilder();
    int len = data.length;
    for (int i = 0; i < len; i++) {
        sb.append(String.format("%02X ", new Object[] { Byte.valueOf(data[i]) }));
    }
    Timber.d(sb.toString());
    float weightKg = 0;
    switch(data[0]) {
        case (byte) 16:
            if (data[5] == (byte) 0) {
                this.hasReceived = false;
            // this.callback.onUnsteadyWeight(this.qnBleDevice, decodeWeight(data[3],  data[4]));
            } else if (data[5] == (byte) 1) {
                // writeData(CmdBuilder.buildOverCmd(this.protocolType, 16));
                if (!this.hasReceived) {
                    this.hasReceived = true;
                    weightKg = decodeWeight(data[3], data[4]);
                    int weightByteOne = data[3] & 0xFF;
                    int weightByteTwo = data[4] & 0xFF;
                    Timber.d("Weight byte 1 %d", weightByteOne);
                    Timber.d("Weight byte 2 %d", weightByteTwo);
                    Timber.d("Raw Weight: %f", weightKg);
                    if (weightKg > 0.0f) {
                        // QNData md = buildMeasuredData(this.qnUser, weight, decodeIntegerValue
                        // (data[6], data[7]), decodeIntegerValue(data[8], data[9]),
                        // new  Date(), data);
                        int resistance1 = decodeIntegerValue(data[6], data[7]);
                        int resistance2 = decodeIntegerValue(data[8], data[9]);
                        Timber.d("resistance1: %d", resistance1);
                        Timber.d("resistance2: %d", resistance2);
                        final ScaleUser scaleUser = OpenScale.getInstance().getSelectedScaleUser();
                        Timber.d("scale user " + scaleUser);
                        ScaleMeasurement btScaleMeasurement = new ScaleMeasurement();
                        // TrisaBodyAnalyzeLib gives almost simillar values for QNScale body fat calcualtion
                        TrisaBodyAnalyzeLib qnscalelib = new TrisaBodyAnalyzeLib(scaleUser.getGender().isMale() ? 1 : 0, scaleUser.getAge(), (int) scaleUser.getBodyHeight());
                        // Now much difference between resistance1 and resistance2.
                        // Will use resistance 1 for now
                        float impedance = resistance1 < 410f ? 3.0f : 0.3f * (resistance1 - 400f);
                        btScaleMeasurement.setFat(qnscalelib.getFat(weightKg, impedance));
                        btScaleMeasurement.setWater(qnscalelib.getWater(weightKg, impedance));
                        btScaleMeasurement.setMuscle(qnscalelib.getMuscle(weightKg, impedance));
                        btScaleMeasurement.setBone(qnscalelib.getBone(weightKg, impedance));
                        btScaleMeasurement.setWeight(weightKg);
                        addScaleMeasurement(btScaleMeasurement);
                    }
                }
            }
            break;
        case (byte) 18:
            byte protocolType = data[2];
            this.weightScale = data[10] == (byte) 1 ? 100.0f : 10.0f;
            int[] iArr = new int[5];
            // writeData(CmdBuilder.buildCmd(19, this.protocolType, 1, 16, 0, 0, 0));
            break;
        case (byte) 33:
            // writeBleData(CmdBuilder.buildCmd(34, this.protocolType, new int[0]));
            break;
        case (byte) 35:
            weightKg = decodeWeight(data[9], data[10]);
            if (weightKg > 0.0f) {
                int resistance = decodeIntegerValue(data[11], data[12]);
                int resistance500 = decodeIntegerValue(data[13], data[14]);
                long differTime = 0;
                for (int i = 0; i < 4; i++) {
                    differTime |= (((long) data[i + 5]) & 255) << (i * 8);
                }
                Date date = new Date(MILLIS_2000_YEAR + (1000 * differTime));
                if (data[3] == data[4]) {
                // TODO
                }
            }
            break;
    }
}

Example 2 with TrisaBodyAnalyzeLib

use of com.health.openscale.core.bluetooth.lib.TrisaBodyAnalyzeLib in project openScale by oliexdev.

the class BluetoothTrisaBodyAnalyze method parseScaleMeasurementData.

public ScaleMeasurement parseScaleMeasurementData(byte[] data, ScaleUser user) {
    // ScaleMeasurement needs.
    if (data.length < 9) {
        // data is too short
        return null;
    }
    byte infoByte = data[0];
    boolean hasTimestamp = (infoByte & 1) == 1;
    boolean hasResistance1 = (infoByte & 2) == 2;
    boolean hasResistance2 = (infoByte & 4) == 4;
    if (!hasTimestamp) {
        return null;
    }
    float weightKg = getBase10Float(data, 1);
    int deviceTimestamp = Converters.fromSignedInt32Le(data, 5);
    ScaleMeasurement measurement = new ScaleMeasurement();
    measurement.setDateTime(new Date(convertDeviceTimestampToJava(deviceTimestamp)));
    measurement.setWeight((float) weightKg);
    // Only resistance 2 is used; resistance 1 is 0, even if it is present.
    int resistance2Offset = 9 + (hasResistance1 ? 4 : 0);
    if (hasResistance2 && resistance2Offset + 4 <= data.length && isValidUser(user)) {
        // Calculate body composition statistics from measured weight & resistance, combined
        // with age, height and sex from the user profile. The accuracy of the resulting figures
        // is questionable, but it's better than nothing. Even if the absolute numbers aren't
        // very meaningful, it might still be useful to track changes over time.
        float resistance2 = getBase10Float(data, resistance2Offset);
        float impedance = resistance2 < 410f ? 3.0f : 0.3f * (resistance2 - 400f);
        TrisaBodyAnalyzeLib trisaBodyAnalyzeLib = new TrisaBodyAnalyzeLib(user.getGender().isMale() ? 1 : 0, user.getAge(), user.getBodyHeight());
        measurement.setFat(trisaBodyAnalyzeLib.getFat(weightKg, impedance));
        measurement.setWater(trisaBodyAnalyzeLib.getWater(weightKg, impedance));
        measurement.setMuscle(trisaBodyAnalyzeLib.getMuscle(weightKg, impedance));
        measurement.setBone(trisaBodyAnalyzeLib.getBone(weightKg, impedance));
    }
    return measurement;
}