cms/app-client/app/components/visu-langues.js
changeset 84 36f84e8f1ad5
parent 57 36dc51dd60e9
child 92 3437f5191645
--- a/cms/app-client/app/components/visu-langues.js	Fri Jan 15 15:48:42 2016 +0100
+++ b/cms/app-client/app/components/visu-langues.js	Fri Jan 15 15:49:42 2016 +0100
@@ -4,70 +4,194 @@
   didInsertElement: function(){
     var _this = this;
 
-    var data = google.visualization.arrayToDataTable([
-      ['Location', 'Parent', 'Market trade volume (size)', 'Market increase/decrease (color)'],
-      ['Global',    null,     0,    0],
-      ['Français',	'Global',	859,	859],
-      ['Alsacien',	'Global',	851,	851],
-      ['Breton',    'Global',	403,	403],
-      ['Occitan',	'Global',	344,	344],
-      ['Judéo-espagnol',	'Global',	77,	77],
-      ['Undetermined',	'Global',	45,	45],
-      ['Langues régionales',	'Global',	175,	175],
-      ['Langues non territoriales',	'Global',	48,	48],
-      ['Les Creoles',	'Global',	47,	47],
-      ['Guyane',	'Global',	59,	59],
-      ['Mayotte',	'Global',	20,	20],
-      ['Polynésie française',	'Global',	13,	13],
-      ['Wallis et Futuna',	'Global',	43,	43],
-      ['Nouvelle-Calédonie',	'Global',	68,	68],
-      ['Langues d’oïl', 'Langues régionales',	75,	75],
-      ['Francoprovençal',	'Langues régionales',	60,	60],
-      ['Corse',	'Langues régionales',	40,	40],
-      ['Langue des signes française (LSF)',	'Langues non territoriales',	40,	40],
-      ['Berbère',	'Langues non territoriales',	8,	8],
-      ['Creole de la Réunion',	'Les Creoles',	32,	32],
-      ['Creole de la Guadeloupe',	'Les Creoles',	15,	15],
-      ['Ndyuka-Trio Pidgin (njt)',	'Guyane',	31,	31],
-      ['Palikúr (plu)', 'Guyane',	6,	6],
-      ['Guianese Creole French (gcr)',	'Guyane',	4,	4],
-      ['Eastern Maroon Creole (djk)',	'Guyane',	16,	16],
-      ['Sranan Tongo (srn)',	'Guyane',	2,	2],
-      ['Maore Comorian (swb)',	'Mayotte',	2, 2],
-      ['Mauritian Sign Language (lsy)',	'Mayotte',	18,	18],
-      ['West Uvean (uve)',	'Polynésie française',	13,	13],
-      ['East Futuna (fud)',	'Wallis et Futuna',	23,	23],
-      ['Wallisian (wls)',	'Wallis et Futuna',	20,	20],
-      ['Nemi (nem)',	'Nouvelle-Calédonie',	15,	15],
-      ['Xârâcùù (ane)',	'Nouvelle-Calédonie',	12,	12],
-      ['Cemuhî (cam)',	'Nouvelle-Calédonie',	9,	9],
-      ['Xaragure (axx)',	'Nouvelle-Calédonie',	9,	9],
-      ['Iaai (iai)',	'Nouvelle-Calédonie',	8,	8],
-      ['Nêlêmwa-Nixumwak (nee)',	'Nouvelle-Calédonie',	4,	4],
-      ['Dehu (dhv)',	'Nouvelle-Calédonie',	2,	2],
-      ['Nengone (nen)',	'Nouvelle-Calédonie',	2,	2],
-      ['Ajië (aji)',	'Nouvelle-Calédonie',	1,	1],
-      ['Numee (kdk)',	'Nouvelle-Calédonie',	1,	1],
-      ['Yuaga (nua)',	'Nouvelle-Calédonie',	1,	1],
-      ['Bwatoo (bwa)',	'Nouvelle-Calédonie',	4,	4]
-    ]);
+    var margin = {top: 20, right: 0, bottom: 0, left: 0},
+        width = 560,
+        height = 600 - margin.top - margin.bottom,
+        formatNumber = d3.format(",d"),
+        transitioning;
+
+    var x = d3.scale.linear()
+        .domain([0, width])
+        .range([0, width]);
+
+    var y = d3.scale.linear()
+        .domain([0, height])
+        .range([0, height]);
+
+    var treemap = d3.layout.treemap()
+        .children(function(d, depth) { return depth ? null : d._children; })
+        .sort(function(a, b) { return a.value - b.value; })
+        .ratio(height / width * 0.5 * (1 + Math.sqrt(5)))
+        .round(false);
+
+    var svg = d3.select("#chart_div").append("svg")
+        .attr("width", width + margin.left + margin.right)
+        .attr("height", height + margin.bottom + margin.top)
+        .style("margin-left", -margin.left + "px")
+        .style("margin.right", -margin.right + "px")
+      .append("g")
+        .attr("transform", "translate(" + margin.left + "," + margin.top + ")")
+        .style("shape-rendering", "crispEdges");
+
+    var grandparent = svg.append("g")
+        .attr("class", "grandparent");
+
+    grandparent.append("rect")
+        .attr("y", -margin.top)
+        .attr("width", width)
+        .attr("height", margin.top);
+
+    grandparent.append("text")
+        .attr("x", 6)
+        .attr("y", 6 - margin.top)
+        .attr("dy", ".75em");
+
+    d3.json("langues.json", function(root) {
+      initialize(root);
+      accumulate(root);
+      layout(root);
+      display(root);
+
+      function initialize(root) {
+        root.x = root.y = 0;
+        root.dx = width;
+        root.dy = height;
+        root.depth = 0;
+      }
+
+      // Aggregate the values for internal nodes. This is normally done by the
+      // treemap layout, but not here because of our custom implementation.
+      // We also take a snapshot of the original children (_children) to avoid
+      // the children being overwritten when when layout is computed.
+      function accumulate(d) {
+        return (d._children = d.children)
+            ? d.value = d.children.reduce(function(p, v) { return p + accumulate(v); }, 0)
+            : d.value;
+      }
+
+      // Compute the treemap layout recursively such that each group of siblings
+      // uses the same size (1×1) rather than the dimensions of the parent cell.
+      // This optimizes the layout for the current zoom state. Note that a wrapper
+      // object is created for the parent node for each group of siblings so that
+      // the parent’s dimensions are not discarded as we recurse. Since each group
+      // of sibling was laid out in 1×1, we must rescale to fit using absolute
+      // coordinates. This lets us use a viewport to zoom.
+      function layout(d) {
+        if (d._children) {
+          treemap.nodes({_children: d._children});
+          d._children.forEach(function(c) {
+            c.x = d.x + c.x * d.dx;
+            c.y = d.y + c.y * d.dy;
+            c.dx *= d.dx;
+            c.dy *= d.dy;
+            c.parent = d;
+            layout(c);
+          });
+        }
+      }
+
+      function display(d) {
+        grandparent
+            .datum(d.parent)
+            .on("click", transition)
+          .select("text")
+            .text(name(d));
 
-    var tree = new google.visualization.TreeMap(document.getElementById('chart_div'));
+        var g1 = svg.insert("g", ".grandparent")
+            .datum(d)
+            .attr("class", "depth");
+
+        var g = g1.selectAll("g")
+            .data(d._children)
+          .enter().append("g");
+
+        g.classed("bla", true).on("click", selectHandler)
+
+        g.filter(function(d) { return d._children; })
+            .classed("children", true)
+            .on("click", transition);
+
+        // g.selectAll(".child")
+        //     .data(function(d) { return d._children || [d]; })
+        //   .enter().append("rect")
+        //     .attr("class", "child")
+        //     .call(rect);
+
+        g.append("rect")
+            .attr("class", "parent")
+            // .attr("fill", (d.color || "#bbb"))
+            .call(rect)
+          .append("title")
+            .text(function(d) { return formatNumber(d.value); });
+
+        g.append("text")
+            .attr("dy", ".75em")
+            .text(function(d) { return d.name; })
+            .call(text);
+
+        function transition(d) {
+          if (transitioning || !d) return;
+          selectHandler(d);
+          transitioning = true;
+
+          var g2 = display(d),
+              t1 = g1.transition().duration(750),
+              t2 = g2.transition().duration(750);
+
+          // Update the domain only after entering new elements.
+          x.domain([d.x, d.x + d.dx]);
+          y.domain([d.y, d.y + d.dy]);
+
+          // Enable anti-aliasing during the transition.
+          svg.style("shape-rendering", null);
 
-    tree.draw(data, {
-      minColor: '#E0EEEF',
-      midColor: '#7CACAE',
-      maxColor: '#2D7073',
-      headerHeight: 15,
-      fontColor: 'black',
-      showScale: true
+          // Draw child nodes on top of parent nodes.
+          svg.selectAll(".depth").sort(function(a, b) { return a.depth - b.depth; });
+
+          // Fade-in entering text.
+          g2.selectAll("text").style("fill-opacity", 0);
+
+          // Transition to the new view.
+          t1.selectAll("text").call(text).style("fill-opacity", 0);
+          t2.selectAll("text").call(text).style("fill-opacity", 1);
+          t1.selectAll("rect").call(rect);
+          t2.selectAll("rect").call(rect);
+
+          // Remove the old node when the transition is finished.
+          t1.remove().each("end", function() {
+            svg.style("shape-rendering", "crispEdges");
+            transitioning = false;
+          });
+        }
+
+        function selectHandler (d){
+          if (d.name === "Global"){
+            return _this.sendAction('action', null);
+          }
+          _this.sendAction('action', d.name);
+        }
+
+        return g;
+      }
+
+      function text(text) {
+        text.attr("x", function(d) { return x(d.x) + 6; })
+            .attr("y", function(d) { return y(d.y) + 6; });
+      }
+
+      function rect(rect) {
+        rect.attr("x", function(d) { return x(d.x); })
+            .attr("y", function(d) { return y(d.y); })
+            .attr("width", function(d) { return x(d.x + d.dx) - x(d.x); })
+            .attr("height", function(d) { return y(d.y + d.dy) - y(d.y); })
+            .attr("fill", function(d) { return (d.color || "#bbb")});
+      }
+
+      function name(d) {
+        return d.parent
+            ? name(d.parent) + "." + d.name
+            : d.name;
+      }
     });
-
-    function selectHandler (){
-      _this.sendAction('action', data.getValue(tree.getSelection()[0].row, 0));
-    }
-
-    google.visualization.events.addListener(tree, 'select', selectHandler);
-
   }
 });