TdxCustomMapItemLayer Members

The base class for item-based map layers.

Constructors

Name	Description
Create(TComponent)	Inherited from TComponent.

Properties

Name	Description
AllowHotTrack	Enables item hot-tracking.
Collection	Specifies the collection containing the current element. Inherited from TcxComponentCollectionItem.
ComObject	Inherited from TComponent.
ComponentCount	Inherited from TComponent.
ComponentIndex	Inherited from TComponent.
Components	Inherited from TComponent.
ComponentState	Inherited from TComponent.
ComponentStyle	Inherited from TComponent.
DesignInfo	Inherited from TComponent.
DisplayName	Specifies the collection item’s name displayed in the collection editor. Inherited from TcxComponentCollectionItem.
ID	Gets the unique identifier of the current collection element. Inherited from TcxComponentCollectionItem.
Index	Specifies the zero-based index of the current element in the collection. Inherited from TcxComponentCollectionItem.
InitialMapSize	Specifies the initial size of the map layer at a zoom level equal to 1 , in pixels.
ItemHint	Specifies the default hint message for the map layer’s items.
ItemStyle	Provides access to the appearance settings that are applied to normal map items (those that are neither hot-tracked nor selected) whose Style property is unassigned.
ItemStyleHot	Provides access to the appearance settings that are applied to hot-tracked map items whose StyleHot property is unassigned.
ItemStyleSelected	Provides access to the appearance settings that are applied to selected map items whose StyleSelected property is unassigned.
ItemTitleOptions	Provides access to the title settings that are applied to the map layer’s items.
MapItems	Provides access to a collection of map items stored in the map layer.
Name	Inherited from TComponent.
Observers	Inherited from TComponent.
Owner	Inherited from TComponent.
Projection
ProjectionClass
ProjectionClassName
Tag	Inherited from TComponent.
VCLComObject	Inherited from TComponent.
Visible	Specifies if the map layer is visible. Inherited from TdxMapLayer.

Methods

Name	Description
AddItem(TdxMapItemClass)	Creates a map item of a specified type and appends it to the layer’s MapItems collection.
AddToCollection(TcxComponentCollection) protected	Adds the current collection element to a collection. Inherited from TcxComponentCollectionItem.
Assign(TPersistent)	Inherited from TPersistent.
AssignTo(TPersistent)	Inherited from TPersistent.
BeginInvoke(TAsyncConstArrayFunctionEvent,Untyped[],TObject)	Inherited from TComponent.
BeginInvoke(TAsyncConstArrayProc,Untyped[],TObject)	Inherited from TComponent.
BeginInvoke(TAsyncConstArrayProcedureEvent,Untyped[],TObject)	Inherited from TComponent.
BeginInvoke(TAsyncFunctionEvent,TObject)	Inherited from TComponent.
BeginInvoke(TAsyncProcedureEvent,TObject)	Inherited from TComponent.
BeginInvoke(TProc,TObject)	Inherited from TComponent.
BeginInvoke<TResult>(TAsyncConstArrayFunc<TResult>,Untyped[],TObject)	Inherited from TComponent.
BeginInvoke<TResult>(TFunc<TResult>,TObject)	Inherited from TComponent.
DestroyComponents	Inherited from TComponent.
Destroying	Inherited from TComponent.
EndFunctionInvoke(IAsyncResult)	Inherited from TComponent.
EndInvoke(IAsyncResult)	Inherited from TComponent.
EndInvoke<TResult>(IAsyncResult)	Inherited from TComponent.
Equals(TObject)	Inherited from TObject.
ExecuteAction(TBasicAction)	Inherited from TComponent.
FindComponent(String)	Inherited from TComponent.
FreeNotification(TComponent)	Inherited from TComponent.
FreeOnRelease	Inherited from TComponent.
GeoPointToMapUnit(TdxMapControlGeoPoint,Boolean)	Converts a specified point defined in geographical coordinates to internal map units. Inherited from TdxMapLayer.
GeoPointToScreenPoint(TdxMapControlGeoPoint)	Converts a point in geographical coordinates into screen coordinates. Inherited from TdxMapLayer.
GetChildren(TGetChildProc,TComponent)	Inherited from TComponent.
GetCollectionFromParent(TComponent) protected	Inherited from TcxComponentCollectionItem.
GetHashCode	Inherited from TObject.
GetItemHint(TdxMapItem)	Obtains the hint message for a specified map item.
GetItemsInRegion(TRect,TList)	Obtains a list of map items that are enclosed by a specified rectangle.
GetNamePath	Inherited from TPersistent.
GetOwner	Inherited from TPersistent.
GetParentComponent	Returns the parent component of the current item’s collection. Inherited from TcxComponentCollectionItem.
HasParent	Inherited from TComponent.
InsertComponent(TComponent)	Inherited from TComponent.
IsActuallyVisible	Identifies if the map layer is visible. Inherited from TdxMapLayer.
IsImplementorOf(IInterface)	Inherited from TComponent.
Loaded	Inherited from TComponent.
MapUnitToScreenPoint(TdxPointDouble)	Converts a specified point defined in internal map units to screen coordinates. Inherited from TdxMapLayer.
Notification(TComponent,TOperation)	Inherited from TComponent.
ReferenceInterface(IInterface,TOperation)	Inherited from TComponent.
RemoveComponent(TComponent)	Inherited from TComponent.
RemoveFreeNotification(TComponent)	Inherited from TComponent.
RemoveFromCollection(TcxComponentCollection) protected	Removes the current collection element from a collection. Inherited from TcxComponentCollectionItem.
ScreenPointToGeoPoint(TdxPointDouble)	Converts a specified point on a screen to geographical coordinates. Inherited from TdxMapLayer.
ScreenPointToMapUnit(TdxPointDouble)	Converts a specified point on a screen to internal map units. Inherited from TdxMapLayer.
SetParentComponent(TComponent)	Adds the current element to a collection associated with a specified component. Inherited from TcxComponentCollectionItem.
SetSubComponent(Boolean)	Inherited from TComponent.
ToString	Inherited from TObject.
UpdateAction(TBasicAction)	Inherited from TComponent.

Events

Name	Description
OnGetItemHint	Enables you to provide a hint message for a specified map item.