projects / extjs.git / blame
| Commit | Line | Data |
|---|---|---|
| 6527f429 DM |
1 | /**\r |
| 2 | * @class Ext.chart.Legend\r | |
| 3 | */\r | |
| 4 | Ext.define('Ext.chart.Legend', {\r | |
| 5 | xtype: 'legend',\r | |
| 6 | extend: 'Ext.chart.LegendBase',\r | |
| 7 | config: {\r | |
| 8 | baseCls: Ext.baseCSSPrefix + 'legend',\r | |
| 9 | // TODO: not used.\r | |
| 10 | padding: 5,\r | |
| 11 | \r | |
| 12 | /**\r | |
| 13 | * @cfg {Array}\r | |
| 14 | * The rect of the legend related to its container.\r | |
| 15 | */\r | |
| 16 | rect: null,\r | |
| 17 | \r | |
| 18 | // TODO: not used.\r | |
| 19 | disableSelection: true,\r | |
| 20 | \r | |
| 21 | /**\r | |
| 22 | * @cfg {Boolean} toggleable\r | |
| 23 | * `true` to allow series items to have their visibility\r | |
| 24 | * toggled by interaction with the legend items.\r | |
| 25 | */\r | |
| 26 | toggleable: true\r | |
| 27 | },\r | |
| 28 | \r | |
| 29 | toggleItem: function (index) {\r | |
| 30 | if (!this.getToggleable()) {\r | |
| 31 | return;\r | |
| 32 | }\r | |
| 33 | var store = this.getStore(),\r | |
| 34 | disabledCount = 0, disabled,\r | |
| 35 | canToggle = true,\r | |
| 36 | i, count, record;\r | |
| 37 | \r | |
| 38 | if (store) {\r | |
| 39 | count = store.getCount();\r | |
| 40 | for (i = 0; i < count; i++) {\r | |
| 41 | record = store.getAt(i);\r | |
| 42 | if (record.get('disabled')) {\r | |
| 43 | disabledCount++;\r | |
| 44 | }\r | |
| 45 | }\r | |
| 46 | canToggle = count - disabledCount > 1;\r | |
| 47 | \r | |
| 48 | record = store.getAt(index);\r | |
| 49 | if (record) {\r | |
| 50 | disabled = record.get('disabled');\r | |
| 51 | if (disabled || canToggle) {\r | |
| 52 | // This will trigger AbstractChart.onUpdateLegendStore.\r | |
| 53 | record.set('disabled', !disabled);\r | |
| 54 | }\r | |
| 55 | }\r | |
| 56 | }\r | |
| 57 | }\r | |
| 58 | \r | |
| 59 | });\r |