[Qgis-user] Multiple Map Layout

[Lee Hachadoorian]

Thank you Anita and Giovanni, I tested what you described and observed the
expected behavior.  --Lee

On Mon, Mar 5, 2012 at 1:19 PM, G. Allegri <giohappy at gmail.com> wrote:

> Therefore, if you want multiple map items on a page displaying on dataset
>> in different styles, it seems necessary to duplicate the layer in the
>> project file.
>>
>>
> Exactly. I meant this, sorry for not saying it explicitly.
>
> giovanni
>
>
>
>> Best wishes,
>>
>> Anita
>>
>>
>> On Mon, Mar 5, 2012 at 6:41 PM, Lee Hachadoorian <
>> lee.hachadoorian at gmail.com> wrote:
>>
>>> Not sure how this is supposed to work, but here is the behavior I
>>> observe.
>>>
>>> In Composer window:
>>>
>>> Add map item (A). Check "Lock layers for map item".
>>> Add map item (B). DO NOT check "Lock layers for map item".
>>> Change symbology in main QGIS window.
>>> Add map item (C).
>>>
>>> A and B display old symbology. C displays new symbology. But if you make
>>> more changes to the symbology, and want to update C, you have to hit
>>> Refresh view button. Now, *all* map items, whether or not "Lock layers for
>>> map item" is checked, change to new symbology. Similarly, if you change the
>>> layer extent in A or B, they update to display the new symbology.
>>>
>>> So it looks like if you add a map item, it will not update as long as
>>> you leave it alone and don't hit Refresh view. But then if you're unhappy
>>> with map item C, you have to delete it and add it in order to avoid hitting
>>> Refresh view. Furthermore, I don't see any difference in behavior between A
>>> and B. So what does "Lock layers for map item" actually do?
>>>
>>> Running 1.7.4 on Ubuntu 10.04.
>>>
>>> Thanks,
>>> --Lee
>>>
>>> On Mon, Mar 5, 2012 at 11:40 AM, G. Allegri <giohappy at gmail.com> wrote:
>>>
>>>> You can insert as many maps as you need and lock the layers inside the
>>>> map.
>>>> Set the symbology you need for one of your frames and the lock the
>>>> layers.
>>>> Then change symbology for the other, and so on...
>>>> Look the "Lock layers for map item" inside the Map options of the left
>>>> side frame: http://bit.ly/A8owm6
>>>>
>>>> giovanni
>>>>
>>>> 2012/3/5 Lee Hachadoorian <lee.hachadoorian at gmail.com>
>>>>
>>>>>  I've used QGIS to create a layout with a main map and an inset (e.g.,
>>>>> Continental US with Alaska and Hawai'i as inset maps at different scales).
>>>>> But that's just two "viewports" onto the same underlying data. I wanted to
>>>>> make a layout where the same area would be displayed with two different
>>>>> symbolizations, side by side on the page for comparison. For those familiar
>>>>> with ArcGIS, I would normally accomplish this with two Data Frames.
>>>>>
>>>>> Is there any way to do this with QGIS? Or do I have to create two QGIS
>>>>> projects, and combine the maps externally (presentation software, page
>>>>> layout software, etc.)?
>>>>>
>>>>> Thanks,
>>>>> --Lee
>>>>>
>>>>> --
>>>>> Lee Hachadoorian
>>>>> PhD, Earth & Environmental Sciences (Geography)
>>>>> Research Associate, CUNY Center for Urban Research
>>>>> http://freecity.commons.gc.cuny.edu/
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Qgis-user mailing list
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>>>>> http://lists.osgeo.org/mailman/listinfo/qgis-user
>>>>>
>>>>>
>>>>
>>>
>>>
>>> --
>>> Lee Hachadoorian
>>> PhD, Earth & Environmental Sciences (Geography)
>>> Research Associate, CUNY Center for Urban Research
>>> http://freecity.commons.gc.cuny.edu/
>>>
>>>
>>> _______________________________________________
>>> Qgis-user mailing list
>>> Qgis-user at lists.osgeo.org
>>> http://lists.osgeo.org/mailman/listinfo/qgis-user
>>>
>>>
>>
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>


-- 
Lee Hachadoorian
PhD, Earth & Environmental Sciences (Geography)
Research Associate, CUNY Center for Urban Research
http://freecity.commons.gc.cuny.edu/
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