Identificazione dell’oggetto grafico

Identificare, copiare ed eliminare oggetti grafici

Funzioni

`gca`	Current axes or chart
`gcf`	Current figure handle
`gcbf`	Handle of figure containing object whose callback is executing
`gcbo`	Handle of object whose callback is executing
`gco`	Handle of current object
`groot`	Graphics root object

`ancestor`	Ancestor of graphics object
`allchild`	Find all children of specified objects
`findall`	Find all graphics objects
`findobj`	Find graphics objects with specific properties
`findfigs`	Find visible offscreen figures

`isgraphics`	True for valid graphics object handles
`ishandle`	Test for valid graphics or Java object handle

`gobjects`	Initialize array for graphics objects
`copyobj`	Copy graphics objects and their descendants
`delete`	Delete files or objects

Find Objects
The findobj function can scan the object hierarchy to obtain the handles of objects that have specific property values.
Copy Objects
Copy objects from one parent to another using the copyobj function.
Delete Graphics Objects
Remove graphics objects with the delete function.
Special Object Identifiers
MATLAB^® provides functions that return important object handles so that you can obtain these handles whenever you require them.