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Available in LEADTOOLS Vector Imaging toolkits. |
VECTORENUMOBJECTSPROC Function
#include "lvkrn.h"
L_INT pEXT_CALLBACK YourFunction (pVector, pObject, pUserData)
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pVECTORHANDLE pVector; |
/* pointer to a vector handle */ |
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pVECTOROBJECT pObject; |
/* pointer to a vector Object */ |
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L_VOID * pUserData; |
/* pointer to additional parameters */ |
Processes each vector object enumerated by the L_VecEnumObjects or L_VecEnumObjectsInLayer functions.
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Parameter |
Description |
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pVector |
Pointer to the vector image containing the objects to enumerate. |
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PObject |
Pointer to the vector object being processed. |
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pUserData |
A void pointer that you can use to access a variable or structure containing data that your callback function needs. This gives you a way to receive data indirectly from the function that uses this callback function. (This is the same pointer that you pass in the pUserData parameter of the calling function.) |
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Keep in mind that this is a void pointer, which must be cast to the appropriate data type within your callback function. |
Returns
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SUCCESS |
The function was successful. |
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< 1 |
An error occurred. Refer to Return Codes. |
Comments
The L_VecEnumObjects function or the L_VecEnumObjectsInLayer function calls your callback function as it gets the handle of each vector object.
Required DLLs and Libraries
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LVKRN For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
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Functions: |
Example
For an example, refer to L_VecEnumObjects.