[Marble-devel] Re: MarbleWidget "loading completed" signal and Placemarks

[Radosław Wicik]

Hi Dennis,
thanks for answer


Dnia 2011-06-26, o godz. 22:26:42
Dennis Nienhüser <earthwings at gentoo.org> napisał(a):

> Hi Radosław,
> 
> On 26.06.2011 22:00, Radosław Wicik wrote:
> > Hi,
> > I'm Radoslaw Wicik and I'm involved in GSoC and I'm embedding
> > Marble in to kexi, more on this project you can read at [1]
> >
> > And I need your help.
> >
> > Maps are loaded what takes some time, is there any signal that is
> > emitted when loading is completed?
> 
> yes, when loading a map theme via
> MarbleWidget::setMapThemeId(QString),
> MarbleModel::themeChanged(QString) will be emitted after loading it.
> You can access the model instance that will emit the signal via the
> model() method of MarbleWidget. The themeChanged signal will be
> emitted a bit earlier than the final repaint of MarbleWidget though.

Thanks, now I can be more precise, is there a signal "Final repaint
finished"?

> 
> > Is there a way to display some place marks, maybe with label?
> >
> > Or rather, do you have some examples of how to use
> > "MarbleModel::addGeoDataString()"?
> 
> You need to pass it the contents of a kml file, including the xml
> stuff. Are you sure the method is enough for your needs? One of the
> limitations will be that you cannot remove the placemarks later on.
> Better use addGeoDataFile if you have .kml files on disk. If you
> prefer a solution working in memory, I'd suggest using either the
> simple (in #loc) customPaint() or, more flexible, creating your own
> layer as described in [2]. The formatting of the techbase wiki pages
> seems broken at the moment, please have a look at the source of the
> pages (edit button) to see the code.

Lots of interesting informations, I was thinking about creating some
marks in memory, so I'll check both customPaint() and LayerInterface.

> 
> Regards,
> Dennis
> 
> [1] http://techbase.kde.org/Projects/Marble/MarbleGeoPainter
> [2] http://techbase.kde.org/Projects/Marble/LayerInterface
> 
> 
> >
> > [1]
> > http://community.kde.org/index.php?title=Kexi/Junior_Jobs/Map_Browser_Form_Widget#Discussions
> >
> > --
> > Regards
> > Radek
> >
(...)

--
Regards
Radek
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