Support TSV - #532

c3.js

@@ -1699,24 +1699,32 @@
             var d;
             if (type === 'json') {
                 d = $$.convertJsonToData(JSON.parse(data.response), keys);
+            } else if (type === 'tsv') {
+                d = $$.convertTsvToData(data.response);
             } else {
                 d = $$.convertCsvToData(data.response);
             }
             done.call($$, d);
         });
     };
-    c3_chart_internal_fn.convertCsvToData = function (csv) {
-        var d3 = this.d3, rows = d3.csv.parseRows(csv), d;
+    c3_chart_internal_fn.convertXsvToData = function (xsv, parser) {
+        var rows = parser.parseRows(xsv), d;
         if (rows.length === 1) {
             d = [{}];
             rows[0].forEach(function (id) {
                 d[0][id] = null;
             });
         } else {
-            d = d3.csv.parse(csv);
+            d = parser.parse(xsv);
         }
         return d;
     };
+    c3_chart_internal_fn.convertCsvToData = function (csv) {
+        return this.convertXsvToData(csv, this.d3.csv);
+    };
+    c3_chart_internal_fn.convertTsvToData = function (tsv) {
+        return this.convertXsvToData(tsv, this.d3.tsv);
+    };
     c3_chart_internal_fn.convertJsonToData = function (json, keys) {
         var $$ = this,
             new_rows = [], targetKeys, data;

htdocs/data/c3_test.tsv

@@ -0,0 +1,6 @@
+data1	data2	data3
+520	380	100
+540	350	110
+570	400	150
+550	370	200
+580	420	180

htdocs/samples/data_url.html

@@ -21,6 +21,13 @@
         });
       }, 1000);
 
+      setTimeout(function () {
+        chart.load({
+          url: '/data/c3_test.tsv',
+          mimeType: 'tsv'
+        });
+      }, 2000);
+
       setTimeout(function () {
         chart = c3.generate({
           data: {
@@ -28,14 +35,14 @@
             mimeType: 'json'
           }
         });
-      }, 2000);
+      }, 3000);
 
       setTimeout(function () {
         chart.load({
           url: '/data/c3_test_2.json',
           mimeType: 'json'
         });
-      }, 3000);
+      }, 4000);
 
       setTimeout(function () {
         chart.load({
@@ -45,7 +52,7 @@
             value: ['data1', 'data2']
           }
         });
-      }, 4000);
+      }, 5000);
 
     </script>
   </body>

src/data.convert.js

@@ -4,24 +4,32 @@ c3_chart_internal_fn.convertUrlToData = function (url, mimeType, keys, done) {
         var d;
         if (type === 'json') {
             d = $$.convertJsonToData(JSON.parse(data.response), keys);
+        } else if (type === 'tsv') {
+            d = $$.convertTsvToData(data.response);
         } else {
             d = $$.convertCsvToData(data.response);
         }
         done.call($$, d);
     });
 };
-c3_chart_internal_fn.convertCsvToData = function (csv) {
-    var d3 = this.d3, rows = d3.csv.parseRows(csv), d;
+c3_chart_internal_fn.convertXsvToData = function (xsv, parser) {
+    var rows = parser.parseRows(xsv), d;
     if (rows.length === 1) {
         d = [{}];
         rows[0].forEach(function (id) {
             d[0][id] = null;
         });
     } else {
-        d = d3.csv.parse(csv);
+        d = parser.parse(xsv);
     }
     return d;
 };
+c3_chart_internal_fn.convertCsvToData = function (csv) {
+    return this.convertXsvToData(csv, this.d3.csv);
+};
+c3_chart_internal_fn.convertTsvToData = function (tsv) {
+    return this.convertXsvToData(tsv, this.d3.tsv);
+};
 c3_chart_internal_fn.convertJsonToData = function (json, keys) {
     var $$ = this,
         new_rows = [], targetKeys, data;