The way you structured it is fine if you're working strictly in javascript,
I was just pointing out that it wouldn't parse as proper JSON if you
stringified it.
On Thursday, September 6, 2012 11:46:08 AM UTC-4, Bassa Safa wrote:
>
> Hurray! =) changing to p {role; 'domain'} did the trick! =)
>
> Also thank you for your point about correct JSON syntax. Im using GSON to
> build my JSON string up so it does actually does print double-quotations...
> it was me who removed them as a part of testing if that was wrong. And I
> just forgot to readd them before posting example here. But it was the p
> {role; 'domain'} that made it work! Now I also see that there were a
> special part in the documentation for Roles that handled JSON literatal
> notation.
>
> Im as happy as a child on xmas!
> regards
> bassa
>
> Den torsdagen den 6:e september 2012 kl. 17:04:59 UTC+2 skrev asgallant:
>>
>> As far as debugging goes, there isn't any "good" way that I have found,
>> other than familiarity with the API.
>>
>> On Thursday, September 6, 2012 11:02:42 AM UTC-4, asgallant wrote:
>>>
>>> The correct way to specify column roles in JSON is in the column
>>> properties: "p: {role: "certainty"}", so your JSON should look like this:
>>>
>>> var grundJsonDataResultatrakning = {
>>> cols: [
>>> {type: 'number', p: {role: 'domain'}},
>>> {type: 'number', p: {role: 'data'}},
>>> {type: 'boolean', p: {role: 'certainty'}}
>>> ],
>>> rows: [
>>> {c: [{v: 1}, {v: 7}, {v: false}]},
>>> {c: [{v: 2}, {v: 8}, {v: false}]}
>>> ]
>>> };
>>>
>>> Technically, if you are returning that JSON from an AJAX request, all of
>>> the properties and all of the string should be enclosed with double-quotes
>>> to make it valid JSON, but it works fine as is for a test case.
>>>
>>> On Thursday, September 6, 2012 10:37:12 AM UTC-4, Bassa Safa wrote:
>>>>
>>>> I get a All series on a given axis must be of the same data type× when
>>>> adding Roles Certaintity. Probably something really simple that I have
>>>> missed... but 4 hours of trying with different possibilities im lost. It
>>>> works when I populate DataTable with "regular" data as in the playground.
>>>> But when populating with JSON it fails.
>>>>
>>>> As a related question? How do one debug "google chart" code?
>>>>
>>>> regards
>>>> bassa
>>>>
>>>>
>>>> function drawVisualization() {
>>>> // Create and populate the data table.
>>>>
>>>>
>>>> var grundJsonDataResultatrakning = {cols:[
>>>> {type:'number',role:'domain'}
>>>> ,
>>>> {type:'number',role:'data'},
>>>> {type:'boolean',role:
>>>> 'certainty'}],
>>>> rows:[
>>>> {c:[{v:1},{v:7},{v:false}]},
>>>> {c:[{v:2},{v:8},{v:false}]}]};
>>>>
>>>> var dataResultatrakning = new google.visualization.DataTable(
>>>> grundJsonDataResultatrakning);
>>>>
>>>> // Create and draw the visualization.
>>>> new google.visualization.LineChart(document.getElementById(
>>>> 'visualization')).
>>>> draw(dataResultatrakning , {curveType: "function",
>>>> width: 500, height: 400,
>>>> vAxis: {maxValue: 10}}
>>>> );
>>>> }
>>>
>>>
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