QNScaleData
Yolanda body fat scale measurement data, including body weight, BMI、Data such as body fat percentage.
Attributes
| Name | Type | Description |
|---|---|---|
| user | QNUser | Measured users, including userId, gender, birthday, height, etc. |
| measureTime | Date | Measured time, accurate to seconds |
| hmac | String | Characteristic identification of data |
| height | Double | height |
| heightMode | int | heightMode (1 is body fat mode, 0 is body weight mode) |
| weight | Double | weight |
Method
getItem
Get a single indicator, or NULL if no specified type
Parameters
| name | Types of | Explanation |
|---|---|---|
| type | int | Index type, refer to the attached table |
return value
Type: QNScaleItemData
A single indicator object contains the value of this indicator, the English name, whether it meets the standard, etc.
getItemValue
Get the value of a single indicator, only return the value of this indicator
Parameters
| name | Types of | Explanation |
|---|---|---|
| type | int | Index type, refer to the attached table |
return value
Type: double
Returns the floating-point number type. The value of some indicators is actually of type int, and the APP needs to convert it by itself.
getAllItem
Return all the measurement indicators in the form of a list. If the measurement data is invalid, the values of other indicator data are all 0 except weight and BMI
return value
Type: List<QNScaleItemData>
Index list, the order will be sorted according to TYPE, if APP needs to redefine the order, you need to sort by yourself
setFatThreshold
Body fat change control
It is used to control the change of body fat and alleviate the problem of excessive body fat difference. Wsp If this method is called for body fat change control, it may happen that the index after the change control is inconsistent with the data displayed on the scale side
Precautions for use:
1. This method can be used only when there is not much change in body data and weight；
2. The access party must save the characteristic identifier of the datahmacin order to control body fat changes；
3. The relevant index value must be obtained after calling this method for control, otherwise data will be garbled
Parameters
| name | Types of | Explanation |
|---|---|---|
| hmac | String | The data feature identifier of the last valid measurement data (i.e. body fat measurement data) cannot be nil |
| threshold | Double | The maximum error control of body fat, this value is only the approximate range of control, and will not be accurately controlled. For example, if the value is 2, then when the difference between the measured body fat and the last time is greater than 2, the measured body fat will be controlled to be about 2 different from the last measured body fat |
| callback | QNResultCallback | Whether the setting is successful |