Thanks a lot
your help is veru useful !!
Il giorno martedì 14 agosto 2012 18:09:08 UTC+2, asgallant ha scritto:
>
> There is the #getViewRowIndex method, which translates the row index from
> the underlying DataTable into the row's index in the view.
>
> On Tuesday, August 14, 2012 5:13:41 AM UTC-4, Luca Bulegato wrote:
>>
>> Thanks a lot this is what I need !!
>>
>> Is there a mirror method of view.getTableRowIndex which return the
>> position in the graph from the tablerow index ?
>> This could be done in this way but I am wondering if there is a more
>> beutiful way:
>>
>> var rows = view.getViewRows();
>> for(var i =0 ;i< rows.length;i++)
>> {
>> if(tablerow_index == rows[i])
>> {
>> chart_position = i;
>> break;
>> }
>> }
>>
>> Thanka again
>>
>> Il giorno lunedì 13 agosto 2012 23:18:05 UTC+2, asgallant ha scritto:
>>>
>>> Incidentally, if you are just fetching data, you can use the view rather
>>> than translating back to the original DataTable, as long as the view has
>>> the columns you need.
>>>
>>> On Monday, August 13, 2012 4:35:34 PM UTC-4, asgallant wrote:
>>>>
>>>> The row property of the event returns the row in the DataView used to
>>>> draw the chart, which you can get by calling the chart wrapper's
>>>> #getDataTable
>>>> method. The view then has a method #getTableRowIndex which translates
>>>> the
>>>> row index into the index of the DataTable/DataView that was used to draw
>>>> the dashboard (typically this is your DataTable, but you could have a
>>>> different setup).
>>>>
>>>> google.visualization.events.addListener(chart.getChart(), 'onmouseover'
>>>> , function (e) {
>>>> var view = chart.getDataTable();
>>>> var tableRow = view.getTableRowIndex(e.row);
>>>> // do something with tableRow
>>>> });
>>>>
>>>> On Monday, August 13, 2012 1:05:07 PM UTC-4, Luca Bulegato wrote:
>>>>>
>>>>> Hi all,
>>>>> I have some problem with changerangefilter and linechart or probably I
>>>>> am missing something,.
>>>>> I am drawing a linechart with a ChartRangeFilter control.
>>>>> I have a listner for onmouseover on the chart and when I pass the
>>>>> mouse over the chart i get the events with the overHandler(e) function.
>>>>> Then I get the e.row element in order to get the row in the datatable
>>>>> "under" the chart.
>>>>> This works great but when I change the range of the ChartRangeFilter
>>>>> the e.row value is about the point in the graph ..not in the datatable...
>>>>>
>>>>> So in general How can i Get the right row in the datatable after a
>>>>> mouseover event in the chart ?
>>>>>
>>>>> thanks a lot
>>>>>
>>>>>
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