2006-11-19 Roman Kennke <kennke@aicas.com>

	* javax/swing/text/BoxView.java
	(clipRect): New field.
	(tmpRect): New field.
	(layout): Reorganized code. Now uses layoutAxis() helper method.
	(layoutAxis): New helper method.
	(paint): Optimized by using cached Rectangle objects and
	a binary search for child views inside the clip.
	* javax/swing/text/CompositeView.java
	(insideAllocation): Made private and initialized in constructor.
	(getInsideAllocation): Removed initialization block for
	insideAllocation field. Avoid unnecessary allocations.
	* javax/swing/text/GlyphView.java
	(DefaultGlyphPainter.paint): Only paint the actual glyphs here
	The remaining stuff (background, underline and striking) is
	done in the GlpyhView itself. Avoid unnecessary allocations.
	(cached): A cached Segment instance.
	(getText): Return cached segment.
	(paint): Paint underline, strike and background here. Avoid
	unecessary allocs.

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