java.awt
Interface CompositeContext
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public interface CompositeContextTheCompositeContextinterface defines the encapsulated and optimized environment for a compositing operation.CompositeContextobjects maintain state for compositing operations. In a multi-threaded environment, several contexts can exist simultaneously for a singleCompositeobject.- See Also:
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Composite
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method and Description voidcompose(Raster src, Raster dstIn, WritableRaster dstOut)Composes the two sourceRasterobjects and places the result in the destinationWritableRaster.voiddispose()Releases resources allocated for a context.
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Method Detail
dispose
void dispose()
Releases resources allocated for a context.
compose
void compose(Raster src, Raster dstIn, WritableRaster dstOut)
Composes the two sourceRasterobjects and places the result in the destinationWritableRaster. Note that the destination can be the same object as either the first or second source. Note thatdstInanddstOutmust be compatible with thedstColorModelpassed to thecreateContextmethod of theCompositeinterface.- Parameters:
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src- the first source for the compositing operation -
dstIn- the second source for the compositing operation -
dstOut- theWritableRasterinto which the result of the operation is stored - See Also:
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Composite
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