src/examples/charts/app/store/Pie.js

   1 (function () {
   2     var seed = 1.3;
   3
   4     // Controllable random.
   5     function random() {
   6         seed *= 7.3;
   7         seed -= Math.floor(seed);
   8         return seed;
   9     }
  10
  11     Ext.define('Charts.store.Pie', {
  12         alias        : 'store.Pie',
  13         extend       : 'Ext.data.Store',
  14         config       : {
  15             fields  : ['id', 'g1', 'g2', 'g3', 'g4', 'g5', 'g6', 'name'],
  16             data    : []
  17         },
  18         generateData : function (count) {
  19             var data = [], i, record = {
  20                 'id'   : i,
  21                 'g1'   : Math.round(700 * random() + 100, 0),
  22                 'g2'   : Math.round(700 * random() + 100, 0),
  23                 'g3'   : 700 * random() + 100,
  24                 'g4'   : 700 * random() + 100,
  25                 'g5'   : 700 * random() + 100,
  26                 'g6'   : 700 * random() + 100,
  27                 'name' : 'Technology'
  28             };
  29             data.push(record);
  30             for (i = 1; i < count; i++) {
  31                 var name = 'Item-' + i;
  32
  33                 switch(i) {
  34                     case 1:
  35                         name = 'Agriculture';
  36                         break;
  37                     case 2:
  38                         name = 'Textiles';
  39                         break;
  40                     case 3:
  41                         name = 'Energy';
  42                         break;
  43                     case 4:
  44                         name = 'Pharmacology';
  45                         break;
  46                     case 5:
  47                         name = 'Other';
  48                         break;
  49                 }
  50                 record = {
  51                     'id'   : i,
  52                     'g1'   : Math.round(Math.abs(record.g1 + 300 * random() - 140), 0),
  53                     'g2'   : Math.round(Math.abs(record.g2 + 300 * random() - 140), 0),
  54                     'g3'   : Math.abs(record.g3 + 300 * random() - 140),
  55                     'g4'   : Math.abs(record.g4 + 300 * random() - 140),
  56                     'g5'   : Math.abs(record.g5 + 300 * random() - 140),
  57                     'g6'   : Math.abs(record.g6 + 300 * random() - 140),
  58                     'name' : name
  59                 };
  60                 data.push(record);
  61             }
  62             this.setData(data);
  63         },
  64         constructor  : function () {
  65             this.callParent(arguments);
  66             this.generateData(6);
  67             return this;
  68         }
  69     });
  70 })();