GM_FindFeaturesInArea |
Searches the provided list of layers for any visible vector features within the provided area feature. You can find area, line, and/or point features that are completely within the provided area feature.
The results are returned in the aResultList value. After you are done with the result list, use GM_FreeFeatureResultList to free the result list.
SyntaxGM_DLL_EXPORTED GM_Error_t32 __stdcall GM_FindFeaturesInArea ( GM_LayerHandle_t32* aLayerList, // IN: List of layers to search for points or NULL for all vector layers uint32 aLayerCount, // IN: Number of layers in list (0 for all) GM_FindFlags_t32 aFindFlags, // IN: Flags controlling how the find is performed const GM_AreaFeature_t* aAreaToSearch, // IN: Area feature to search (use GM_GetAreaFeature to get from loaded layer) const GM_Projection_t* aAreaProj, // IN: Projection of coordinates in area feature (use GM_GetLayerInfo()->mNativeProj to get layer projection) GM_FoundFeatureResults_t** aResultList, // OUT: Results of find operation (use GM_FreeFeatureResultList to free when done) void* aReserved // IN: Reserved for future use, must be NULL )