D3 Examples - Visualization 3

1. I have learnt scatter plots ,scaling axes,refining the plot 2. I have learnt transition of rectangles,squares,circles using transition property 3.I have learnt some interesting properties of transition like duration and delay
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<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
        <title>Scatter plot using random dataset</title>
        <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
        <style type="text/css">
            
            .axis path,
            .axis line {
                fill: none;
                stroke: orange;
                shape-rendering: crispEdges;
            }
            
            .axis text {
                font-family: sans-serif;
                font-size: 11px;
            }
      
svg {
  //border:solid 1px #666;
  overflow:hidden;
}
pathyellow {
  fill:yellow;
  stroke:#000;
  stroke-width:.5px;
}
circleyellow {
  fill:#ccc;
  stroke:#000;
  pointer-events:none;
}
#button {position:absolute;bottom:400px;left:100px;margin-left:400px}
/*#title {position:absolute;top:12px;left:0px;width:500px;text-align:center;} */
.btn { display:inline-block;*display:inline;/* IE7 inline-block hack */ *zoom:1;padding:4px 10px 4px;margin-bottom:0;font-size:13px;line-height:18px;color:#333333;text-align:center;text-shadow:0 1px 1px rgba(255,255,255,0.75);vertical-align:middle;background-color:#f5f5f5;background-image:-moz-linear-gradient(top,#ffffff,#e6e6e6);background-image:-ms-linear-gradient(top,#ffffff,#e6e6e6);background-image:-webkit-gradient(linear,0 0,0 100%,from(#ffffff),to(#e6e6e6));background-image:-webkit-linear-gradient(top,#ffffff,#e6e6e6);background-image:-o-linear-gradient(top,#ffffff,#e6e6e6);background-image:linear-gradient(top,#ffffff,#e6e6e6);background-repeat:repeat-x;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffff',endColorstr='#e6e6e6',GradientType=0);border-color:#e6e6e6 #e6e6e6 #bfbfbf;border-color:rgba(0,0,0,0.1) rgba(0,0,0,0.1) rgba(0,0,0,0.25);filter:progid:dximagetransform.microsoft.gradient(enabled=false);border:1px solid #cccccc;border-bottom-color:#b3b3b3;-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;-webkit-box-shadow:inset 0 1px 0 rgba(255,255,255,0.2),0 1px 2px rgba(0,0,0,0.05);-moz-box-shadow:inset 0 1px 0 rgba(255,255,255,0.2),0 1px 2px rgba(0,0,0,0.05);box-shadow:inset 0 1px 0 rgba(255,255,255,0.2),0 1px 2px rgba(0,0,0,0.05);cursor:pointer;*margin-left:.3em;} .btn:hover,.btn:active,.btn.active,.btn.disabled,.btn[disabled] { background-color:#e6e6e6;} .btn:active,.btn.active { background-color:#cccccc \9;} .btn:first-child { *margin-left:0;} .btn:hover { color:#333333;text-decoration:none;background-color:#e6e6e6;background-position:0 -15px;-webkit-transition:background-position 0.1s linear;-moz-transition:background-position 0.1s linear;-ms-transition:background-position 0.1s linear;-o-transition:background-position 0.1s linear;transition:background-position 0.1s linear;} .btn:focus { outline:thin dotted #333;outline:5px auto -webkit-focus-ring-color;outline-offset:-2px;} .btn.active,.btn:active { background-image:none;-webkit-box-shadow:inset 0 2px 4px rgba(0,0,0,0.15),0 1px 2px rgba(0,0,0,0.05);-moz-box-shadow:inset 0 2px 4px rgba(0,0,0,0.15),0 1px 2px rgba(0,0,0,0.05);box-shadow:inset 0 2px 4px rgba(0,0,0,0.15),0 1px 2px rgba(0,0,0,0.05);background-color:#e6e6e6;background-color:#d9d9d9 \9;outline:0;} .btn.disabled,.btn[disabled] { cursor:default;background-image:none;background-color:#e6e6e6;opacity:0.65;filter:alpha(opacity=65);-webkit-box-shadow:none;-moz-box-shadow:none;box-shadow:none;} .btn-mini { padding:2px 6px;font-size:11px;line-height:14px;}
}
svg {border:1px solid black;}
}
        </style>
    </head>
    <body>
        <script type="text/javascript">
            ///Width and height
            var w = 500;
            var h = 300;
            var padding = 30;
            
            //Dynamic, random dataset
            var dataset = [];                   //Initialize empty array
            var numDataPoints = 50;             //Number of dummy data points to create
            var xRange = Math.random() * 1000;  //Max range of new x values
            var yRange = Math.random() * 1000;  //Max range of new y values
            for (var i = 0; i < numDataPoints; i++) {                   //Loop numDataPoints times
                var newNumber1 = Math.round(Math.random() * xRange);    //New random integer
                var newNumber2 = Math.round(Math.random() * yRange);    //New random integer
                dataset.push([newNumber1, newNumber2]);                 //Add new number to array
            }
            //Create scale functions
            var xScale = d3.scale.linear()
                                 .domain([0, d3.max(dataset, function(d) { return d[0]; })])
                                 .range([padding, w - padding * 2]);
            var yScale = d3.scale.linear()
                                 .domain([0, d3.max(dataset, function(d) { return d[1]; })])
                                 .range([h - padding, padding]);
            var rScale = d3.scale.linear()
                                 .domain([0, d3.max(dataset, function(d) { return d[1]; })])
                                 .range([2, 5]);
            //Define X axis
            var xAxis = d3.svg.axis()
                              .scale(xScale)
                              .orient("bottom")
                              .ticks(5);
            //Define Y axis
            var yAxis = d3.svg.axis()
                              .scale(yScale)
                              .orient("left")
                              .ticks(5);
            //Create SVG element
            var svg = d3.select("body")
                        .append("svg")
                        .attr("width", w)
                        .attr("height", h);
            //Create circles
            svg.selectAll("circle")
               .data(dataset)
               .enter()
               .append("circle")
               .attr("cx", function(d) {
                    return xScale(d[0]);
               })
               .attr("cy", function(d) {
                    return yScale(d[1]);
               })
               .attr("r", function(d) {
                    return rScale(d[1]);
               });
            
            
            //Create X axis
            svg.append("g")
                .attr("class", "axis")
                .attr("transform", "translate(0," + (h - padding) + ")")
                .call(xAxis);
            
            //Create Y axis
            svg.append("g")
                .attr("class", "axis")
                .attr("transform", "translate(" + padding + ",0)")
                .call(yAxis);
    </script>
        <div id="transition" style="width:500px;height:250px;">
            <svg xmlns="https://www.w3.org/2000/svg" version="1.1" width="500" height="200"></svg>
            <button class="btn btn-success" id="button">Action</button>
        </div>
        
        <script>
data={
  title:"All combined!",
  shapes:[
    {
      type:"path",
      init:{
        attr:{
          "d":"m 0,-60 l 20,40 l 40,20 l -40,20 l -20,40 l -20,-40 l -40,-20 l 40,-20 z",
          "transform":"translate(60,120)"
        },
          style:{stroke:"red",fill:"white"}
        },
        transition:{
          attr:{
            "d":"m 0,-60 l 40,20 l 20,40 l -20,40 l -40,20 l -40,-20 l -20,-40 l 20,-40 z",
            "transform":"translate(440,120) rotate(240)"
          },
          style:{stroke:"white",fill:"blue"},
          next:{
            type:"circle",
            attr:{cx:440,cy:120,r:250},
            style:{fill:"pink",opacity:0},
          
          }
        }
      }
    ]
    
};
var svg=d3.select('#transition').select("svg");
svg.selectAll(".vline").data(d3.range(26)).enter()
  .append("line")
  .attr("x1",function(d){return d*20;})
  .attr("x2",function(d){return d*20;})
  .attr("y1",function(d){return 40;})
  .attr("y2",function(d){return 250;})
  .style("stroke","#eee");
svg.selectAll(".vline").data(d3.range(2,13)).enter()
  .append("line")
  .attr("y1",function(d){return d*20;})
  .attr("y2",function(d){return d*20;})
  .attr("x1",function(d){return 0;})
  .attr("x2",function(d){return 500;})
  .style("stroke","#eee");
var button=d3.select("#button");
if (data.button==="none") {button.remove();}
var mode=0;
var modes=[{state:"init",title:"Transition"},{state:"transition",title:"Reset"}];
d3.select("#title").html(data.title);
data.shapes.forEach(function(d,i) {
  // here we create shapes according to the parameters of the data file.
  var myshape=svg.append(d.type).attr("id","s"+i); // taking into account the type of the shape, 
  var state=d.init;                                 // noting that these are the initial state.
  set(myshape,state);
})
button.on("click",function() {
  mode=1-mode;
  button.html(modes[mode].title);
  data.shapes.forEach(change)
});
function change(d,i){
  var state=d[modes[mode].state];
  var myshape=svg.select("#s"+i).transition().duration(state.duration||1000).delay(state.delay||0).ease(state.ease||"cubic-in-out");
  // so transition if going through a transition, reset if going through a reset
  set(myshape,state);
}
function set(selection,state,createTransition) {
  if(state.remove)  {
    selection.remove();return;
  }
  d3.keys(state.attr).forEach(function(a) {
    selection.attr(a, state.attr[a]);                     // setting attributes
  });
  if (state.text) {
    selection.text(state.text);
  };
  d3.keys(state.style).forEach(function(s) {
    selection.style(s, state.style[s]);                   // setting style properties
  });
  if(state.next)  {
    var next=state.next;
    if (next.type) {
        selection.each("end",function() {
          set(svg.append(next.type),next,true);                  // creating a new shape  
        })
    }
    else {
      if(createTransition)  {
        selection=selection.transition().duration(0);
      }
      selection.each("end",function() {
        set(d3.select(this).transition().duration(next.duration||100).delay(next.delay||0).ease(state.ease||"cubic-in-out"),next);
      });
    }
  }
}
</script>
​
​
</body>
</html>
    