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Autodocs
 Libraries:
 datatypes.library
  --background--
  --rexxhost--
  AddDTObject
  DisposeDTObject
  DoAsyncLayout
  DoDTMethodA
  DrawDTObjectA
  GetDTAttrsA
  GetDTMethods
  GetDTString
  GetDTTriggerMethods
  NewDTObjectA
  ObtainDTDrawInfoA
  ObtainDataTypeA
  PrintDTObjectA
  RefreshDTObjectA
  ReleaseDTDrawInfo
  ReleaseDataType
  RemoveDTObject
  SetDTAttrsA
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Docs » Autodocs » datatypes.library » ObtainDTDrawInfoA

NAME

	ObtainDTDrawInfoA - Obtain a DataTypes object for drawing. (V44)

SYNOPSIS

	handle = ObtainDTDrawInfoA (o, attrs);
	d0			    a0 a1
	APTR ObtainDTDrawInfoA (Object *, struct TagItem *);
	handle = ObtainDTDrawInfo (o, tag1, ...);
	APTR ObtainDTDrawInfo (Object *, Tag, ...);

FUNCTION

	This function is used to prepare a DataTypes object for
	drawing into a RastPort.
	This function will send the DTM_OBTAINDRAWINFO method
	to the object using the opSet message structure.

INPUTS

	o - Pointer to an object as returned by NewDTObjectA().
	attrs - Additional attributes.

RESULT

	Returns a opaque handle that must be passed to ReleaseDTDrawInfo()
	when the application is done drawing the object.

NOTES

	This function implies a layout operation. Thus, you must not
	add the object in question to a window or requester and use
	ObtainDTDrawInfo() on it.

TAGS

	none defined at this time.

SEE ALSO

DrawDTObjectA(), ReleaseDTDrawInfo()

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