Taxonomy Categories:
Member Functions:
Interface Category:
API.
Inherits From:
TCanvasGraphicFilter
Inherited By:
None.
Purpose:
Enumerates all graphics from front to back.
Instantiation:
Allocate on the heap or the stack.
Deriving Classes:
Intended to be used as is but can also be derived.
Concurrency:
Not multithread safe.
Resource Use:
No special requirements.
TCanvasFrontToBackFilter ()
Interface Category:
API.
Purpose:
Default constructor.
Calling Context:
Called to create a new object.
Parameters:
Return Value:
None.
Exceptions:
Throws no exceptions, passes all exceptions through.
Concurrency:
Not multithread safe.
Other Considerations:
None.
virtual ~ TCanvasFrontToBackFilter ()
Interface Category:
API.
Purpose:
Destructor.
Calling Context:
Called to destroy an object.
Parameters:
Return Value:
None.
Exceptions:
Throws no exceptions, passes all exceptions through.
Concurrency:
Not multithread safe.
Other Considerations:
None.
virtual const MCanvasGraphic * First ()
Interface Category:
API.
Purpose:
Returns the first graphic.
Calling Context:
Typically called from an implementation of EnumerateGraphics.
Parameters:
Return Value:
const MCanvasGraphic * -The first graphic.
Exceptions:
Throws no exceptions, passes all exceptions through.
Concurrency:
Not multithread safe.
Other Considerations:
None.
virtual const MCanvasGraphic * Next ()
Interface Category:
API.
Purpose:
Returns the next graphic.
Calling Context:
Typically called from an implementation of EnumerateGraphics.
Parameters:
Return Value:
const MCanvasGraphic * -The next graphic.
Exceptions:
Throws no exceptions, passes all exceptions through.
Concurrency:
Not multithread safe.
Other Considerations:
None.
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