VisuFctGetMeasureString2Result (FUN)¶
FUNCTION VisuFctGetMeasureString2Result : BOOL
This function is used to retrieve the result of a previous call to MeasureString2. Normally this function is called from the HandleInput method of a visu element.
- InOut:
- Scope - Name - Type - Comment - Return - VisuFctGetMeasureString2Result- BOOL- TRUE if the result was returned successfully. - Input - pCurrentClientData- POINTER TO VisuStructClientData - Points to the current client data. - pEvent- POINTER TO VisuStructEvent - Points to the event, that was passed to method HandleInput - diMeasureStringID- DINT- Identifies the request to measure the string. Pass here the return value of method MeasureString2. - paiHeightAndWidths- POINTER TO ARRAY [0..0] OF INT - Points to an array of INT values, where the result of the string measuring will be stored. For a string of length N the positions 0 … N - 1 will be used to store the widths of the beginning substrings. The value at index N will be used to store the height of the measured string. - iEffectiveArraySize- INT- The effective number of elements of the array above. Normally here will be passed N + 1 (if the length of the measured string is N) 
