[Interest] QtSVG deprecated

Thiago Macieira thiago at kde.org
Wed Jan 11 17:05:40 CET 2012


On Wednesday, 11 de January de 2012 15.43.57, Uwe Rathmann wrote:
> On Wed, 11 Jan 2012 11:35:15 -0200, Thiago Macieira wrote:
> > A device with limited resources but powerful enough that rasterising SVG
> > on the fly isn't an issue?
> 
> It is - but as our layouts are fix during the runtime of the application
> this only has to be done once. Later the icons are taken from a pixmap
> cache ( a further optimization could be to store the cache to disk ). So
> we only have the penalty of a worse startup time and when we show a page
> the first time.

Can't you pre-rasterise the files and store them on the device's image? Sounds 
like a much better solution to me.

> One idea I had was to "precompile" the SVG images on the PC to something
> QPicture can load. Unfortunately QPicture seems to be forgotten, when Qt4
> moved to a floating based rendering. It can't be scaled properly because
> the boundingRect is not accurate and in integers only.

Use PNG.

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
   Software Architect - Intel Open Source Technology Center
      PGP/GPG: 0x6EF45358; fingerprint:
      E067 918B B660 DBD1 105C  966C 33F5 F005 6EF4 5358
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