[Qgis-user] QGIS 2.6 projected graticules

Nyall Dawson nyall.dawson at gmail.com
Sun Nov 2 19:17:35 PST 2014


On 3 November 2014 09:53, Lester Anderson <arctica1963 at gmail.com> wrote:
>
> Hi all,
>
> Essentially what I was thinking of is an option within the grid definition in the map composer window, such that one can define the graticule spacing (Longitude and Latitude) and the program takes the CRS and draws the lines according to the project projection. Using the concept from ArcMap in its layout frame (attached).
>
> The idea is to expand (develop) the grid option in map composer to read the CRS (of whatever projection is used) and draw the graticules based directly on that, having defined the longitude and latitude increment. This can be defined in the main QGIS window via the vector grid function (and densify nodes), but obviously does not help with auto labelling in composer.

Unless I'm mistaking what you're after, this is already possible in
QGIS 2.6. See http://i.imgur.com/jtX95XO.png . I've highlighted the
new "CRS" option for map grids. Selecting a geographic coordinate
system here allows you to define the grid spacing in
latitude/longitude increments.

Of course, this doesn't help with polar regions, as Brent has already
noted. I need to think about that some more, but I suspect that to
properly support these would require the ability to define a map
item's extent using a different crs...

Nyall


>
> Cheers
>
> On 2 November 2014 21:57, Brent Wood <pcreso at pcreso.com> wrote:
>>
>> I need to play, but I can't see why you cuoldn't create an annotated grid with GMT (psbasemap), converted to a transparent png with world file (ps2raster) and use this with your QGIS map as another layer?
>>
>> See: 6.2.2.1 Polar Stereographic Map
>>
>> Sigh... after a play.. the world file can't take into account the annotations - so is incorrect for a lableled map like that attached ... oh well.... the jpg might still provide a good example of what QGIS should be able to do?
>>
>> Brent
>> ________________________________
>> From: Nyall Dawson <nyall.dawson at gmail.com>
>> To: Lester Anderson <arctica1963 at gmail.com>
>> Cc: qgis-user <qgis-user at lists.osgeo.org>
>> Sent: Monday, November 3, 2014 9:08 AM
>> Subject: Re: [Qgis-user] QGIS 2.6 projected graticules
>>
>>
>> On 02/11/2014 10:51 pm, "Lester Anderson" <arctica1963 at gmail.com> wrote:
>> >
>> > Hi all,
>> >
>> > Still no built-in option in the composer for projected map graticules (eg Polar stereographic, Lambert conformal etc). Still limited to linear systems.
>> >
>> > Will this ever be implemented in QGIS, or is there a plugin that will create projected map graticules for all projections (to display longitude and latitude)?
>> Can you please write a DETAILED feature request over at hub.qgis.org describing what you think is currently missing? Include screenshots and samples of what you're after.
>> Nyall
>>
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>>
>



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