Global Mapper SDK
C# Reference
GlobalMapper
GM_Utility Class
GM_Utility Methods
AddAreaToVectorLayer Method
AddCustomAreaClass Method
AddCustomBrushStyle Method
AddCustomDatum Method
AddCustomEllipsoid Method
AddCustomLineClass Method
AddCustomPointClass Method
AddCustomShader Method
AddCustomSymbol Method
AreColorsEqual Method
AreProjectionsEquivalent Method
CalcAreaElevStats Method
CalcBearing Method
CalcDistance Method
CalcEnclosedArea Method
CalcProjectedLocation Method
CalcScaleRectangle Method
CalcViewShed Method
CalcVolumeAlongLine Method
CalcVolumeOfArea Method
CalcWorldRectSize Method
CombineAreas Method
ConvertCoordGroundToPixel Method
ConvertCoordGroundToPixelDouble Method
ConvertCoordGroundToPixelWithOrientation Method
ConvertCoordGroundToPixelWithOrientationDouble Method
ConvertCoordLayerGroundToPixel Method
ConvertCoordLayerPixelToGround Method
ConvertCoordPixelToGround Method
ConvertCoordPixelToGroundDouble Method
ConvertCoordPixelToGroundWithOrientation Method
ConvertCoordPixelToGroundWithOrientationDouble Method
CreateBufferArea Method
CreateS63UserPermitFile Method
DecodeMGRSCoordinates Method
DrawGridLines Method
DrawGridLinesEx Method
DrawPackageList Method
FreeAreaFeature Method
FreeLineFeature Method
FreePointFeature Method
GenerateAreasFromEqualValues Method
GenerateContours Method
GenerateContoursEx Method
GenerateDensityGrid Method
GenerateElevationGrid Method
GenerateRoughnessGrid Method
GenerateWatershed Method
GetAreaFeatureClassDrawStyle Method
GetAreaFeatureEx Method
GetAvailableOnlineSourceList Method
GetAvailableProjectionList Method
GetAvailableSymbolNames Method
GetBackgroundColor Method
GetBaseProjection Method
GetDatumInfo Method
GetElevationOverrides Method
GetElevationShaders Method
GetFeatureClassInfo Method
GetFilterString Method
GetLastDrawnScale Method
GetLineFeatureClassDrawStyle Method
GetLocationColor Method
GetLocationElevation Method
GetLocationElevationEx Method
GetMACAddress Method
GetMGRSCoordinates Method
GetMiscOption Method
GetOnlineLayerZoomScale Method
GetPackageLayerList Method
GetPathProfile Method
GetPathProfileLOS Method
GetPathProfileLOSEx Method
GetPointFeatureClassDrawStyle Method
GetProjection Method
GetRasterDisplayOptions Method
GetSDKBuildDate Method
GetSDKVersion Method
GetShaderDisplayOptions Method
GetVerticalDisplayOptions Method
IsRegistered Method
LoadMapLayoutFile Method
LoadPackage Method
LoadProjectionFile Method
LoadProjectionFromEPSGCode Method
LoadProjectionFromWKTString Method
MapCatalogAddFile Method
MapCatalogAddLayer Method
MapCatalogChangeMapOrder Method
MapCatalogCreate Method
MapCatalogDisableMap Method
MapCatalogGetInfo Method
MapCatalogGetMapInfo Method
MapCatalogRemoveMap Method
MapCatalogSave Method
MapCatalogSetDisplayInfo Method
MapCatalogSetMapOption Method
ProjectPoint Method
ProjectPointAtElev Method
ProjectPointFromECEF Method
ProjectPointList Method
ProjectPointToECEF Method
ProjectRectangle Method
RemoveCustomBrushStyle Method
RemoveCustomShader Method
RemoveCustomSymbol Method
RunScript Method
SaveProjectionToFile Method
SaveProjectionToString Method
SaveWorkspace Method
SaveWorkspaceEx Method
SelectAreaStyle Method
SelectFile Method
SelectFont Method
SelectLineStyle Method
SelectProjection Method
SelectProjectionEx Method
SetAreaFeatureClassDrawStyle Method
SetBackgroundColor Method
SetChildLayerOpCallback Method
SetElevationOverrides Method
SetFeatureClassEnabled Method
SetLicenseKey Method
SetLineFeatureClassDrawStyle Method
SetMemoryLimit Method
SetMessageCallback Method
SetMessageCallbackEx Method
SetMiscOption Method
SetMiscOptionEx Method
SetOrientation Method
SetPointFeatureClassDrawStyle Method
SetProgressCallback Method
SetProjectionEx Method
SetQueryProjectionCallback Method
SetQuickPDFUnlockCode Method
SetRasterDisplayOptions Method
SetRegistryKey Method
SetSettingsFilePath Method
SetShaderDisplayOptions Method
SetVectorDrawScale Method
SetVerticalDisplayOptions Method
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GM_UtilityCombineAreas Method

Combines the list of areas and adds them to the specified layer (not implemented on WinCE)

Namespace:  GlobalMapper
Assembly:  GlobalMapperWrapperNET45 (in GlobalMapperWrapperNET45.dll) Version: 19.1.0.0 (19.1.0.0)
Syntax
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public static GM_Error_t32 CombineAreas(
	GM_AreaFeature_t[] aAreaList,
	GM_Projection_t aAreaProj,
	GM_Layer_t aNewAreaLayer
)

Parameters

aAreaList
Type: GlobalMapper.TypesGM_AreaFeature_t
IN: List of areas to combine
aAreaProj
Type: GlobalMapper.TypesGM_Projection_t
IN: Projection system the area coordinates are in (use NULL for current projection)
aNewAreaLayer
Type: GlobalMapper.TypesGM_Layer_t
IN: Layer to add new combined areas to

Return Value

Type: GM_Error_t32
A GM Error Code
See Also