Parameters
- text
- A string that saves a character string to be computed.
- tabStopPositions
- An array containing the tab-stop positions, in device units. The tab stops must be sorted in increasing order; the smallest x-value should be the first item in the array.
- size
- If the function succeeds, the value is the dimensions of the string in logical units. Else the value is Size.Empty.
Return Value
Retrun a value indictaes whether this function succeed or not.