- Direct Known Subclasses:
- BlurMaskFilter, EmbossMaskFilter
public class MaskFilter
- extends Object
MaskFilter is the base class for object that perform transformations on
an alpha-channel mask before drawing it. A subclass of MaskFilter may be
installed into a Paint. Blur and emboss are implemented as subclasses of MaskFilter.
Called by the virtual machine when there are no longer any (non-weak)
references to the receiver.
protected void finalize()
- Description copied from class:
- Called by the virtual machine when there are no longer any (non-weak)
references to the receiver. Subclasses can use this facility to guarantee
that any associated resources are cleaned up before the receiver is
garbage collected. Uncaught exceptions which are thrown during the
running of the method cause it to terminate immediately, but are
Note: The virtual machine assumes that the implementation in class Object
finalize in class
Throwable - The virtual machine ignores any exceptions which are
thrown during finalization.
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