Chart zooming 2

Add, remove, adjust any or all options so you can see how it works.

HTML

<link rel="stylesheet" href="http://mottie.github.com/AnythingZoomer/css/anythingzoomer.css">
<script src="http://mottie.github.com/AnythingZoomer/js/jquery.anythingzoomer.js"></script>
<script src="http://d3js.org/d3.v3.min.js"></script>
    <p><strong>Text Demo</strong></p>

    <div id="zoom1">

        <div class="small">
            <p>Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo. Quisque sit amet est et sapien ullamcorper pharetra. Vestibulum erat wisi, condimentum sed, commodo vitae, ornare sit amet, wisi. Aenean fermentum, elit eget tincidunt condimentum, eros ipsum rutrum orci, sagittis tempus lacus enim ac dui. Donec non enim in turpis pulvinar facilisis. Ut felis. Praesent dapibus, neque id cursus faucibus, tortor neque egestas augue, eu vulputate magna eros eu erat. Aliquam erat volutpat. Nam dui mi, tincidunt quis, accumsan porttitor, facilisis luctus, metus.</p>
        </div>

        <!-- the clone option will automatically make a div.large if it doesn't exist -->

    </div>

    <br>

    <p><strong>Image Demo</strong></p>

    <div id="zoom2">

        <div class="small">
            <img src="http://mottie.github.com/AnythingZoomer/demo/rushmore_small.jpg" alt="small rushmore">
        </div>

        <div class="large">
            <img src="http://mottie.github.com/AnythingZoomer/demo/rushmore.jpg" alt="big rushmore">
        </div>

    </div>
            
    <p><strong>Chart Demo</strong></p>

    <div id="zoom3">

        <div class="small" id ="small-chart">
        </div>

        <!--
        <div class="large" id ="large-chart">
            <img src="http://mottie.github.com/AnythingZoomer/demo/rushmore.jpg" alt="big rushmore"/>
        </div>
        -->

    </div>

CSS

/* Text Demo */
.large p { width: 600px; font-size: 16px; }
.small p { width: 300px; font-size: 8px;  }

/* Image Demo */
.large img { width: 500px; height: 333px; }
.small img { width: 225px; height: 150px; }

/* Chart Demo */
.large svg { width: 500px; height: 333px; }
.small svg { width: 225px; height: 225px; }

/* Dark overlay */
.az-overlay {
    background-color: #000;
    opacity: 0.3;
    filter: alpha(opacity=30);
    z-index: 10;
}

/* fade out small content when hovering
.az-hovered > * {
    opacity: 0.5;
    filter: alpha(opacity=50);
}
 */


.large { background: #fff; }
.zoom { display: block; margin: 0 auto; }
body { margin: 100px; }

JavaScript

var diameter = 220,
    format = d3.format(",d"),
    dataSource = 2;

var pack = d3.layout.pack()
    .size([diameter - 3, diameter - 3])
    .padding(2)
    .sort(function(a, b) {
        return -(a.value - b.value);
    })
    .value(function(d) { return d.size; });

var svg = d3.select("#small-chart").append("svg")
//    .attr("width", diameter + 300)
//    .attr("height", diameter)
    .attr('viewBox', "0 0 " + 225 + " " + 225);

var parties = [
                { name: "Conservative", color:"#6495ed" },
                { name: "New Democratic", color:"#f4a460" },
                { name: "Liberal", color:"#F08080" },
                { name: "Bloc Québécois", color:"#87CEFA" },
                { name: "Green", color:"#2F873E" }
              ];

var provincies = [
                { name: "British Columbia", acronym: "BC" },
                { name: "Alberta", acronym: "AL" },
                { name: "Saskatchewan", acronym: "SK" },
                { name: "Manitoba", acronym: "MB" },
                { name: "Ontario", acronym: "ON" },
                { name: "Quebec", acronym: "BC" },
                { name: "New Brunswick", acronym: "NB" },
                { name: "Nova Scotia", acronym: "NS" },
                { name: "Prince Edward Island", acronym: "PE" },
                { name: "Newfoundland and Labrador", acronym: "NL" },
                { name: "Yucon", acronym: "YT" },
                { name: "Northwest Territories", acronym: "NT" },
                { name: "Nunavut", acronym: "NU" }
              ];

var data = getData();

var vis = svg.datum(data).selectAll(".node")
    .data(pack.nodes)
   .enter()
    .append("g");

var titles = vis.append("title")
    .text(function(d) {
        if (!d.children) {
            return d.parent.name.toUpperCase() + " - " +
                d.name + ": " + format(d.value);
        } else {
            return d.name;
        }
    });

var circles = vis.append("circle")
    .attr("stroke", "#bbbbbb")
   ...