Oh okay. That's unfortunate. Nevertheless, very informative. I'll take note
of the suggestion.
Thank you Daniel. I appreciate it.
On Tuesday, March 1, 2016 at 12:20:37 PM UTC-7, Daniel LaLiberte wrote:
>
> Boolean is an allowed data type in DataTables, but it has limited uses,
> and can't be used as if it were numeric for charting purposes. So use 0
> and 1 instead. If you want the axis to show labels with true and false, or
> something similar, then you can use the explicit 'ticks' option like so:
> vAxis: { ticks: [ {v:0, f: 'false'}, { v:1, f: 'true' } ] }
>
>
> On Tue, Mar 1, 2016 at 2:07 PM, Jediah Dizon <[email protected]
> <javascript:>> wrote:
>
>> Hello Daniel!
>> Thanks for the answer. It's really helpful. Although, I'm having trouble
>> trying to implement the chart with the appropriate datatypes. In this case,
>> boolean causes the error "cannot read property of null" and I am having
>> trouble trying to implement it.
>> Here's the snippet of my code:
>>
>> ---
>> function drawChart() {
>> var data = new google.visualization.DataTable();
>> data.addColumn('date', 'X');
>> data.addColumn('boolean', 'Light');
>> data.addRows([
>> [new Date("February 15, 2015"), true],
>> [new Date("February 28, 2015"), true],
>> [new Date("March 15, 2015"), true]
>> ]);
>> ---
>> I'd really appreciate it if you could help me out.! I'm doing this for a
>> CAPSTONE project for my college, and I have been spending hours straight
>> trying to find a solution. Again, I'd really appreciate it if you could
>> help me make it work. Thanks!
>>
>>
>> On Tuesday, March 1, 2016 at 8:29:48 AM UTC-7, Daniel LaLiberte wrote:
>>
>>> Jediah, that sounds like the SteppedArea chart. You can turn off the
>>> area with the areaOpacity option, so you'll get a stepped line chart.
>>>
>>> On Tue, Mar 1, 2016 at 10:18 AM, Jediah Dizon <[email protected]>
>>> wrote:
>>>
>>>> Okay, so say I have a room that has a light. I need a chart that
>>>> collects when the light is on and off at a specified time range. Strictly
>>>> "boolean" datatype for the Y-Axis, and "date" datatype for the X-Axis.
>>>> Apparently, I can't find a chart that can do that. If you know a chart
>>>> that
>>>> can do that, tell me.! I really appreciate it. Thanks!
>>>>
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>>>
>>>
>>>
>>> --
>>> Daniel LaLiberte <https://plus.google.com/100631381223468223275?prsrc=2>
>>> [email protected] 5CC, Cambridge MA
>>>
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>>
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>
>
> --
> Daniel LaLiberte <https://plus.google.com/100631381223468223275?prsrc=2>
> [email protected] <javascript:> 5CC, Cambridge MA
>
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