Yokogawa PC-Based MX100 - Manual (Page 638)

12-74
IM MX190-01E
CDAQMXDataBuffer Class
This class stores each type of information for each channel of the MX100 in a group.
You can store multiple data with the FIFO. The data is managed in a list. It is
specified with a storage location index number. You can indicate the current
location using the current index number.
The following data can be stored.
• Channel Information Data
• Measured Data
• Time information data
Public Members
Construct/Destruct
CDAQMXDataBuffer Constructs an object.
~CDAQMXDataBuffer Destructs an object.
Member Data Manipulation
initialize Initializes the data member.
getClassMXChInfo Gets the channel information data.
create Creates the storage field.
setChInfo Stores the channel information data.
setDataInfo Stores the measured data.
setDateTime Stores the time information data.
currentDataInfo Gets the current measured data.
currentDateTime Gets the current time information data.
Utilities
next Increments the current index number.
getDataNum Gets the remaining number of data.
isCurrent Checks whether the current data exists.
Data Members
m_cMXChInfo Field for storing the channel information data.
m_pDataBuf Field for the pointer to the top of the measured data
list.
m_pTimeBuf
Field for the pointer to the top of the time
information data list.
m_cur
Field for storing the current index number.
m_max Field for storing the number of valid elements.
m_num Field for storing the number of list elements.
Member Data Manipulation
getDataInfo Gets the measured data.
getDateTime Gets the time information data.
12.4 Details of the MX100 Class