[Qgis-user] seeking help on QGIS symbology for clorepleth maps

[Matthias Kuhn]

Hi Kuan,

Good news for you, that already is the case :)

https://github.com/qgis/QGIS-Documentation


If you need any questions, don't hesitate to ask here again.

Cheers

Matthias

On 06/14/2016 11:03 AM, Kuan Song wrote:
> Hi Andreas,
>
> Thank you for your kind help!
> About the documentation development, I do have a thought: Wikipedia
> outgrew Encyclopedia Brittanica by letting users contributing to the
> evolution of its product. QGIS is a worthy project with limited
> funding sources.Maybe QGIS could also opensource its documentation and
> make it a wiki edition? I would surely be glad to join the QGIS-wiki
> effort.
>
>
> Kuan
>
>
> On Tuesday, June 14, 2016 3:49 PM, "Neumann, Andreas"
> <a.neumann at carto.net> wrote:
>
>
> Hi Kuan,
> There is a newer manual available (still under development),
> targetting version 2.14. You can find it
> at http://docs.qgis.org/testing/en/docs/
> For your specific problem - have a look at the "Size
> assistant": http://docs.qgis.org/testing/en/docs/user_manual/working_with_vector/vector_properties.html#proportional-symbol-and-multivariate-analysis 
> When you complain about the poor state of documentation, there are
> multiple ways of contributing:
> - help improving the documentation by providing pull requests
> - donate some money so others can work on documentation
> - hire a person that improves certain aspects of the documentation
> Please do not compare ArcGIS with QGIS documentation - because ArcGIS
> documentation is created from a company with approx. 3200 employees
> and annual revenues >1 billion US $ per year, whereas QGIS is run
> primarily from part-time developers and volunteers - with available
> funds and sponsored development in the lower 6 figure euros per year -
> distributed over several companies and the global QGIS.ORG organization.
> Also - please understand that - unlike some other companies or
> projekcts - QGIS is not copying ArcGIS - so it is quite natural that
> the terms are different, as well as the UI
> Finally: QGIS is not a product. It is a project - and everybody is
> welcome to improve and contribute.
> Hope this helps,
> Andreas
> On 2016-06-14 09:25, Kuan Song wrote:
>> Dear community,
>>  
>> I hope to seek help with QGIS functionality on symbology. The goal is
>> to create simple maps with variable-sized symbols for a polygon map.
>> For example: a map of counties, with bubbles on top indicating the
>> population size in each county. This can be very easily with ArcMap,
>> but is not very easy with QGIS.
>>  
>> Yes I know it should be under the 'styles' tab, and it has something
>> to do with adding a new symbol. But the part that's baffling with the
>> user interface is: how do I link a symbol size to a data column in
>> the data shapefile?
>>  
>> Yes I know there is a QGIS manual. However, the current manual is
>> very outdated. Many parts of it are simply copies of the manual from
>> older versions, and are utterly useless. For example:
>> http://docs.qgis.org/2.8/en/docs/training_manual/basic_map/symbology.html
>> shows a different UI layout to the current software 2.14.
>>  
>> This is a trivial and elementary problem. I feel ashamed asking this
>> question. I'm sure many people have encountered it before. Could
>> someone point me to a page where I can find a walk-through with
>> actual screenshots of the current QGIS version? That'll be very helpful.
>>  
>> Thank you.
>>  
>> And again, to the QGIS developers: Please do not let poor
>> documentation ruin a fine software product......
>>  
>>  
>> Yours
>> Kuan
>>
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>  
>
>
>
>
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-- 
Matthias Kuhn
OPENGIS.ch - https://www.opengis.ch
Spatial • (Q)GIS • PostGIS • Open Source

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