Matrix Sunburst: Labelled arcs

> On Dec 8, 2015, at 10:00 PM, Offray Vladimir Luna Cárdenas <[hidden email]> wrote:
>
> Hi again,
>
> If someone wants to run the code in the screenshot, just use the dummy data file attached and load this:
>
>
>     Gofer new
>            smalltalkhubUser: 'Offray' project: 'Dataviz';
>             package: 'Dataviz';
>           load.
>
> Cheers,
>
> Offray
>
> On 08/12/15 21:53, Offray Vladimir Luna Cárdenas wrote:
>> Hi,
>>
>> Some time ago I asked about how to make some kind of matrix sunburst, like the one on [1]. Thanks to the help of the community, specially Milton we're almost there. Look at this:
>>
>> <Mail Attachment.png>
>>
>> [1] http://www.theguardian.com/world/interactive/2012/may/08/gay-rights-united-states
>>
>> Now I would like to locate better the labels for each country, ideally at the center of each arc. The important part of message which is making this is here:
>>
>> =================
>> PublishedMedInfo>>addLineSeparatorsTo:  aView withData: data separatedBy: aDistance centerSized: aSize
>>     | e1 e2 ang cos sin radio label countries |
>>     label := RTLabel new
>>         height: 16.
>>     countries := self medDataMatrix at: 1.
>>     1 to: data children size do: [ :i |
>>         e1 := (RTBox new size: 1) element.
>>         ang := ((i - 0) * 360 / data children size) degreesToRadians.
>>         cos := ang cos.
>>         sin := ang sin.
>>         radio := aSize.
>>         e1 translateTo: (radio * cos)@(radio * sin).
>>         e2 := (RTBox new size: 1) element.
>>         radio := self arcWidth * 30 + aSize.
>>         e2 translateTo: (radio * cos )@ (radio * sin).
>>         label text: (countries at: (countries size + 1 - i)).
>>         aView
>>             add: e1;
>>             add: e2;
>>             add: (RTLine new width: aDistance; color: Color white;  edgeFrom: e1 to: e2);
>>             add: (label element translateBy: (((radio - 70) * cos)"- 15" )@ (radio - 70 * sin) "+ 15")
>>          ]
>> =================
>>
>> as you can see the e1 and e2 edges are the ones that create the separation between columns in the matrix sunburst and are computed inside an iterator. I would like to keep a temporal edge that stores the value of the e2 edge in the previous run and locate the label in the coordinates between actual e2 and the previous one (lets call it "edgeTemp"). How can I do this?
>>
>> Thanks,
>>
>> Offray
>>
>> Ps: I have subscribed this new direction because my previous one is failing tonight. Probably I will unsubscribe the previous and keep this one for Pharo and Moose mailing lists.
>>
>>
>> _______________________________________________
>> Moose-dev mailing list
>>
>> [hidden email]
>> https://www.list.inf.unibe.ch/listinfo/moose-dev
>
> <matriz-sunburst.csv>_______________________________________________
> Moose-dev mailing list
> [hidden email]
> https://www.list.inf.unibe.ch/listinfo/moose-dev

> Looks great. Only the labels have to be aligned in the center of the
> arcs, and then it should be quite fine.
>
> Cheers,
> Doru
>
>
>> On Dec 8, 2015, at 10:00 PM, Offray Vladimir Luna Cárdenas
>> <[hidden email]> wrote:
>>
>> Hi again,
>>
>> If someone wants to run the code in the screenshot, just use the dummy
>> data file attached and load this:
>>
>>
>>     Gofer new
>>            smalltalkhubUser: 'Offray' project: 'Dataviz';
>>             package: 'Dataviz';
>>           load.
>>
>> Cheers,
>>
>> Offray
>>
>> On 08/12/15 21:53, Offray Vladimir Luna Cárdenas wrote:
>>> Hi,
>>>
>>> Some time ago I asked about how to make some kind of matrix sunburst,
>>> like the one on [1]. Thanks to the help of the community, specially
>>> Milton we're almost there. Look at this:
>>>
>>> <Mail Attachment.png>
>>>
>>> [1]
>>> http://www.theguardian.com/world/interactive/2012/may/08/gay-rights-united-states
>>>
>>> Now I would like to locate better the labels for each country,
>>> ideally at the center of each arc. The important part of message
>>> which is making this is here:
>>>
>>> =================
>>> PublishedMedInfo>>addLineSeparatorsTo:  aView withData: data
>>> separatedBy: aDistance centerSized: aSize
>>>     | e1 e2 ang cos sin radio label countries |
>>>     label := RTLabel new
>>>         height: 16.
>>>     countries := self medDataMatrix at: 1.
>>>     1 to: data children size do: [ :i |
>>>         e1 := (RTBox new size: 1) element.
>>>         ang := ((i - 0) * 360 / data children size) degreesToRadians.
>>>         cos := ang cos.
>>>         sin := ang sin.
>>>         radio := aSize.
>>>         e1 translateTo: (radio * cos)@(radio * sin).
>>>         e2 := (RTBox new size: 1) element.
>>>         radio := self arcWidth * 30 + aSize.
>>>         e2 translateTo: (radio * cos )@ (radio * sin).
>>>         label text: (countries at: (countries size + 1 - i)).
>>>         aView
>>>             add: e1;
>>>             add: e2;
>>>             add: (RTLine new width: aDistance; color: Color white;  
>>> edgeFrom: e1 to: e2);
>>>             add: (label element translateBy: (((radio - 70) * cos)"-
>>> 15" )@ (radio - 70 * sin) "+ 15")
>>>          ]
>>> =================
>>>
>>> as you can see the e1 and e2 edges are the ones that create the
>>> separation between columns in the matrix sunburst and are computed
>>> inside an iterator. I would like to keep a temporal edge that stores
>>> the value of the e2 edge in the previous run and locate the label in
>>> the coordinates between actual e2 and the previous one (lets call it
>>> "edgeTemp"). How can I do this?
>>>
>>> Thanks,
>>>
>>> Offray
>>>
>>> Ps: I have subscribed this new direction because my previous one is
>>> failing tonight. Probably I will unsubscribe the previous and keep
>>> this one for Pharo and Moose mailing lists.
>>>
>>>
>>> _______________________________________________
>>> Moose-dev mailing list
>>>
>>> [hidden email]
>>> https://www.list.inf.unibe.ch/listinfo/moose-dev
>>
>> <matriz-sunburst.csv>_______________________________________________
>> Moose-dev mailing list
>> [hidden email]
>> https://www.list.inf.unibe.ch/listinfo/moose-dev
>
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>
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>
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> _______________________________________________
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