[Qgis-developer] setting size of mapcanvas / map via python in
plugin
Richard Duivenvoorde
rdmailings at duif.net
Sun Oct 3 13:17:48 EDT 2010
Ok, found it sort of... using python you can resize the Qt-parent
component that QgsMapCanvas inherits from.
Now implemented in HtmlImageMap Plugin: ability to set mapcanvas size,
hence setting output size of image of the map.
Regards,
Richard
Richard Duivenvoorde wrote:
>
> Hi Devs,
>
> looking at: http://doc.qgis.org/stable/classQgsMapCanvas.html
> is my conclusion ok that I cannot change the size of the mapcanvas from
> within a python plugin / programmatically?
>
> For the htmlimagemaplugin there is a feature request to be able to
> determine the exact size of the output map image.
>
> Another use-case is when I needed to have an image of a map in an exact
> size to be used in some html/css page.
>
> Till now I tried to resize the window in such a way combined with saving
> the map as an image to determine the right size (pixelperfect :-) )
>
> Am I missing something here (eg can I use the qt-parent of mapcanvast or
> so?) or should I file a feature request?
>
> Regards,
>
> Richard Duivenvoorde
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