I came across this issue today and Tay's response from two years ago worked
wonderfully. Why hasn't the option of passing a value and formatted value
for ID been documented yet?
On Wednesday, January 2, 2013 at 3:45:48 PM UTC-6, tay wrote:
>
> Each cell in a data table has a Value(used as the id) and
> FormattedValue(what is shown).
> IIRC, this used to be documented but I don't see it in the Treemap page.
>
> The following example does as you wish;
>
> function drawVisualization() {
> // Create and populate the data table.
> var data = google.visualization.arrayToDataTable([
> ['Child' , 'Parent', 'Size', 'Color'],
> ['Global', null, 0, 0]
> ,
> ['Child1', 'Global', 0, 0]
> ,
> ['Child2', 'Global', 0, 0]
> ,
> [{v:'ChildA1', f:'ChildA'}, 'Child1', 10,
> 0],
> [{v:'ChildB1', f:'ChildB'}, 'Child1', 10,
> 0],
> [{v:'ChildA2', f:'ChildA'}, 'Child2', 10,
> 0],
> [{v:'ChildB2', f:'ChildB'}, 'Child2', 10,
> 0]
> ]);
>
> // Create and draw the visualization.
> var treemap = new google.visualization.TreeMap(document.getElementById(
> 'visualization'));
> treemap.draw(data, {
> minColor: 'red',
> midColor: '#ddd',
> maxColor: '#0d0',
> maxDepth: 2,
> headerHeight: 15,
> fontColor: 'black',
> showScale: true});
> }
>
>
> On Wed, Jan 2, 2013 at 3:45 PM, Ribardiere Olivier <[email protected]
> <javascript:>> wrote:
>
> Hi,
>
> In a Treemap chart, 2 nodes should be able to have the same name if they
> don't have the same parent.
>
> function drawVisualization() {
> // Create and populate the data table.
> var data = google.visualization.arrayToDataTable([
> ['Child' , 'Parent', 'Size', 'Color'],
> ['Global', null, 0, 0]
> ,
> ['Child1', 'Global', 0, 0]
> ,
> ['Child2', 'Global', 0, 0]
> ,
> ['ChildA', 'Child1', 10, 0]
> ,
> ['ChildB', 'Child1', 10, 0]
> ,
> ['ChildA', 'Child2', 10, 0]
> ,
> ['ChildB', 'Child2', 10, 0]
> ]);
>
> // Create and draw the visualization.
> var treemap = new google.visualization.TreeMap(document.getElementById(
> 'visualization'));
> treemap.draw(data,
>
> ...
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