[Qgis-developer] Qwt now required?

Charlie Sharpsteen chuck at sharpsteen.net
Wed Jul 13 19:47:50 EDT 2011


On Wed, Jul 13, 2011 at 4:33 PM, Dave Johansen <davejohansen at gmail.com>wrote:

> I've built 1.0 and 1.5 without QWT, so I'm guessing that it became required
> in 1.6.
>
> In the release announcement of 1.6 ( http://blog.qgis.org/node/146 ), it
> states "Replaced raster histogram implementation with one based on Qwt", so
> I'm guessing that that might be where the dependence came from. It's kind of
> unfortunate that it became a required dependence for such a small addition,
> but apparently that's the case and I'll just have to get it installed on all
> my machines before upgrading to 1.7.
>
> Thanks,
> Dave
>

I would recommend building and installing PyQwt:

    http://sourceforge.net/projects/pyqwt/

It bundles its own copy of Qwt 5.2.1 and is required by some QGIS plugins.
QGIS 1.7.0 will not compile against QWT 6.0.0.

-Charlie
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