AcMapTopology:: Dissolve Method
Combines entities that share the same data value in a specified column.
AcMap::EErrCode Dissolve(
const ACHAR* pszAttributeExpr,
const ACHAR* pszTopoName,
const ACHAR* pszTopoDesc = NULL,
const AcMapObjectDataField* pResultDataField = NULL
);|
Parameters |
Description |
|
pszAttributeExpr |
Input attribute expression string. |
|
pszTopoName |
Input name of the new topology. |
|
pszTopoDesc |
Input description of the new topology. The default value is NULL. |
|
pResultDataField |
Input AcMapObjectDataFieldresult object data table column settings. The default value is NULL. |
Returns
Returns AcMap::EErrCode kOk if successful; otherwise, returns a different error code.
Remarks
When you dissolve a topology, AutoCAD Map checks each boundary between entities to see if the dissolve column value is the same for both. If it is, the boundary and one of the entities are removed. All object data columns except the dissolve and any new topology columns are removed.
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