This function queries protractor head point.
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AT_ERRCOUNT ACCUAPI IG_ARTX_protractor_headpoint_get(
HIG_ARTX_PROTRACTOR hMark,
LPAT_POINT lpPoint
LPAT_UINT pnDataSize
);
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| Name | Type | Description |
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| hMark | HIG_ARTX_PROTRACTOR | Annotation handle. |
| lpPoint | LPAT_POINT | Pointer to storage for function result. |
| pnDataSize | LPAT_UINT | Pointer to the variable that on input contains size of buffer specified by lpPoint parameter. On output it contains number of bytes copied to lpPoint buffer. |
Error count.
This function does not process image pixels.