KisHLineIterator

[Boudewijn Rempt]

On Tuesday 28 June 2005 09:40, Michael Thaler wrote:
> Hello,
>
> I have a question to the KisHLineIterator class:
>
> To create a KisHLineIterator I use the following method from
> KisPaintDevice:
>
> KisHLineIteratorPixel KisPaintDevice::createHLineIterator
> ( Q_INT32 x, Q_INT32 y, Q_INT32 w, bool writable )
>
> What does x and w exactly mean here? Does it mean that the iterator starts
> at x? Does it mean that isDone() returns true when I am at x + w?

Yes.

>
> Is the iterator faster when I set writeable to false?

I think so; no undo information is generated in that case.

-- 
Boudewijn Rempt 
http://www.valdyas.org/fading/index.cgi
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