I managed to create a bubble chart which works fine when it is a single dataset. But something goes wrong if I need to update it with other datasets. Please help me with my update function at http://jsfiddle.net/9jL64/.  function changebubble(root) {...
Here is jsfiddle:    This is really good if you have, let's say, 2 political parties, and you want to present election results across several voting units, or similarly structured data.  However, I need to visually represents this: (5 political p...
I am using the Zoomable Pack Layout provided on the D3 website: http://mbostock.github.io/d3/talk/20111116/pack-hierarchy.html    All labels of the circles are displayed when the layout is displayed.  The problem is that for small circles which are c...
I have bubble chart based on this tutorial.  I have enabled dragging of bubbles with following code. This makes individual circles draggable, but while dragging a circle other circles don't get auto adjusted. I am using pack circle algorithm, ple...
So I am using the same code as this D3 gallery example (with my own data):     http://bl.ocks.org/mbostock/4063269    I'd like to get a bubble chart where the circles are arranged with the biggest in the center and then radiating out to the smal...
Example: http://mbostock.github.com/d3/ex/bubble.html    I'm having a hard time understanding what goes on with line 16:  .data(bubble.nodes(classes(json))   And why, or where within the classes() function, the variable classes[] gets x,y,r value...
Hello All instead of simple Circles, i want to add pie charts in my Pack layout.  Lets Suppose this is my pie chart data and pie layout  var data=[2,3,4,5]   var arc = d3.svg.arc()     .outerRadius(50)     .innerRadius(0);  var pie = d3.layout.pie()...
I have a circle packing diagram as an svg created in inkscape. Now I want to implement a zooming in and out function with JavaScript and that the labels of the smaller circles only appear when I zoom in, and fade out as I zoom out. Is there a working...
I'm definitely getting more and more comfortable with d3, starting to explore the transitions and what not and beginning to really see how the data is put together.  I'm working off a specific example, a bubble chart, http://bl.ocks.org/mbost...
I am trying to apply a transition over a d3.pack().   Please check http://bl.ocks.org/3263043  I want to symbolize by a new paremeter, but when applying transitions,  the new circles and its parents don't keep the structural 'harmony' any...

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