Need Writer Painting Advice

Andrew Higginson at.higginson at gmail.com
Wed May 2 02:31:36 PDT 2012


Hi Cedric,

> Sorry for the delay... I had a pretty long week-end here ;)

No problem :)

> I'm sure it won't suffice. The reason is pretty simple: when scrolling
> the document horizontally or vertically, the visible region of the
> document is simply moved and only the missing part is computed and added
> to the display. This will necessarily lead into some drawing artifacts
> with something painted over the document.

Yeah I kinda realised this when experimenting :)

> What you need to understand is that the whole document is rendered as a
> single window control. If you create a new kind of Control as I
> mentioned, it will be completely separated from the document and thus
> there will be no problem with the refresh / scrolling.

Okay, so I may have a go at this, however as it is a larger
undertaking than I thought, it may have to wait a while (so if anyone
wants to do it before me, go ahead :D )

-- 
Andrew Higginson


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