
Handle Graphics
Function Purpose
allchild
Find all children of specified objects.
ancestor
Find ancestor of graphics object.
copyobj
Copy graphics object.
delete
Delete an object.
findall
Find all g raphics objects (including hidden handles).
findobj
Find the handles of objects having specified property
values.
gca
Return the h andle of the current axes.
gcf
Return the handle of the current figure.
gco
Return the handle of the current object.
get
Query the values of an object’s properties.
ishandle
True if the value is a valid object handle.
set
Set the values of an object’s properties.
Setting Object Properties
All object properties have default values. However, you might find it useful
to change the settings of some properties to customize your graph. There
are two ways to set object p roperties:
• Specify values for properties when you create the object.
• Setthepropertyvalueonanobjectthatalreadyexists.
Setting Properties from Plotting Commands
You can specify object p roperty value pairs as arguments to many plotting
functions, such as
plot, mesh,andsurf.
For example, plotting commands that create line series or surfaceplot obje cts
enable you to specify property name/property value pairs as arguments. The
command
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