How to set different colors for extjsColumnChart _ extjs-js tutorial

Extjs sets different colors for ColumnChart. If you want to set different colors for ColumnChart, you may find many friends unfamiliar. Next, we will introduce the specific setting code for you. If you are interested, refer The Code is as follows:

Ext. onReady (function (){
// Define the store
Var chartStore = new Ext. data. JsonStore ({
Root: 'root ',
Fields :[
{Name: 'ne ', type: 'string'}, // Network Element
{Name: 'confine ', type: 'int'}, // Threshold Value
{Name: 'Bill ', type: 'string'} // ticket count
],
SortInfo: {field: 'Bill ', direction: 'asc '}
});
// Test Data
Var obj = {
Root :[
{Ne: 'net meta', confine: 80, bill: 150 },
{Ne: 'net dollar 2', confine: 150, bill: 140 },
{Ne: 'net element 3', confine: 180, bill: 160 },
{Ne: 'net dollar 5', confine: 120, bill: 180 },
{Ne: 'net dollar 6', confine: 165, bill: 13 },
{Ne: 'net element 7', confine: 54, bill: 12 },
{Ne: 'net dollar 8', confine: 55, bill: 44 },
{Ne: 'net $ 9', confine: 33, bill: 113 },
{Ne: 'net dollar 10', confine: 122, bill: 77}
]
}
// Load data
ChartStore. loadData (obj );
// Pushlet callback function
Window. onData = function (event ){
// Alert (event. get ("data1 "));
Var obj1 = eval ('+ event. get ("data1") + ')');
// Obj = obj1;
// ChartStore. loadData (obj );
}
// System attribute definition column data model
Var cm = new Ext. grid. ColumnModel ([new Ext. grid. RowNumberer (),
{Header: 'net meta', dataIndex: 'ne '},
{Header: 'ticket qty ', dataIndex: 'Bill', renderer: function (value, cellMeta, record, rowIndex, columnIndex, store ){
Var confine = record. data ['confine '];
/* If (value> = confine ){
// CellMeta.css = 'x-grid-back-red ';
Var row = cm. findColumnIndex (rowIndex );
Row.css = 'x-grid-back-red ';
}*/
Return value;
}},
{Header: 'valid', dataIndex: 'conf '}
// {Header: 'operation', dataIndex: 'state', renderer: renderOperate}
]);
Var grid = new Ext. grid. EditorGridPanel ({
Title: 'ticket backlog monitoring statistics ',
Cm: cm,
Store: chartStore,
Sm: new Ext. grid. RowSelectionModel ({
SingleSelect: true
}),
StripeRows: true,
LoadMask: true,
ClicksToEdit: 2, // double-click trigger,
EnableColumnMove: false,
TrackMouseOver: false,
StripeRows: true,
Frame: true,
LoadMask :{
Msg: "loading data ....."
},
ViewConfig :{
ForceFit: true,
ColumnsText: 'Show column ',
Scroloffset: 25,
SortAscText: 'ascending url ',
SortDescText: 'descending Order'
},
AutoExpandColumn: 'desc ',
Bbar: new Ext. PagingToolbar ({
PageSize: 24,
Store: chartStore,
DisplayInfo: true,
DisplayMsg: 'display records from {0} to {1}, total records from {2 ',
EmptyMsg: 'No records'
}),
ViewConfig: {forceFit: true, sortAscText: 'forward sequence', sortDescText: 'descending sequence ',
GetRowClass: function (record, rowIndex, rowParams, store ){
If (record. data. bill> = record. data. confine ){
Return 'x-grid-back-red ';
}
}
}
});
Var linechart = new Ext. chart. LineChart ({
Title: 'ticket backlog chart ',
Xtype: 'linechart ',
Url: AIUPP_ROOT + '/css/resources/charts.swf ',
Store: chartStore,
// XField: 'label ',
// YField: 'armcount ',
// Define the tip content
TipRenderer: function (chart, record ){
// Alert (record. get ('starttime '));
Var ne = record. get ('ne ');
Var str = String. format ('network element: {0} \ n ticket quantity: {1} \ n threshold: {2} ', ne, record. get ('bill '), record. get ('conf '))
Return str;
},
// Define two charts. One is a column chart and the other is a line chart.
Series :[{
Type: 'column ',
DisplayName: 'number of tickets ',
Id: "billId ",
XField: 'ne ',
YField: 'Bill ',
Style :{
Color: 0x99BBE8,
Size: 20
}
},{
Type: 'column ',
DisplayName: 'threshold ',
XField: 'ne ',
YField: 'conf ',
Style :{
Color: '# ff0000 ',
Size: 20
}
}],
Listeners :{
"Show": function (){
Var c = linechart. series;
// Alert (c [1]. store );
// C [1]. style. color = '#00ff00 ';
}
},
// Define the chart Style
ChartStyle :{
Legend :{
Display: "top"
},
XAxis :{
Color: 0x69aBc8,
MajorTicks: {color: 0x69aBc8, length: 4 },
MinorTicks: {color: 0x69aBc8, length: 2 },
MajorGridLines: {size: 1, color: 0 xeeeeee}
},
YAxis :{
Color: 0x69aBc8,
MajorTicks: {color: 0x69aBc8, length: 4 },
MinorTicks: {color: 0x69aBc8, length: 2 },
MajorGridLines: {size: 1, color: 0xdfe8f6}
}
}
});
Var contentPanel = new Ext. TabPanel ({
Region: 'center ',
EnableTabScroll: true,
ActiveTab: 0,
Closable: false,
Split: false,
Collapsible: false,
LayoutOnTabChange: true,
Items: [linechart, grid]
});
// Interval
Var interval = new Ext. form. TextField ({
Name: 'interval ',
FieldLabel: 'interval time ',
Id: "searchInterval"
});
// Grouping method
Var groupType = new Ext. form. RadioGroup ({
Name: 'grouptype ',
FieldLabel: 'grouping method ',
Id: "searchGroupType ",
Items :[
New Ext. form. Radio ({
Name: "groupType ",
InputValue: "1 ",
BoxLabel: "region"
}),
New Ext. form. Radio ({
Name: "groupType ",
InputValue: "2 ",
BoxLabel: "region + network element"
}),
New Ext. form. Radio ({
Name: "groupType ",
InputValue: "3 ",
BoxLabel: "region + network element + business code"
})
]
});
// Start button
Var startBtn = new Ext. Button ({
Text: 'start ',
MinWidth: 80,
Handler: function (){
// Store. load ();
}
});
// Stop button
Var stopBtn = new Ext. Button ({
Text: 'stop ',
MinWidth: 80,
Handler: function (){
// Store. load ();
}
});
Var searchPanel = new Ext. form. FormPanel ({
LabelAlign: 'left ',
LabelWidth: 60,
Frame: true,
Layout: 'column ',
Items :[
{ColumnWidth:. 28, layout: 'form', items: [interval]},
{ColumnWidth:. 38, layout: 'form', items: [groupType]},
{ColumnWidth:. 10, layout: 'form', items: [startBtn]},
{ColumnWidth:. 16, layout: 'form', items: [stopBtn]}
]
});
Var vp = new Ext. Viewport ({
Layout: 'border ',
Border: false,
HideBorders: true,
BufferResize: 100,
Items :[
// {Region: 'north', title: ': monitoring condition', autoHeight: true, margins: '5 5 10 5', collapsible: true, items: [searchPanel]},
{Region: 'center', layout: 'fit', margins: '5 5 5 5', items: [contentPanel]}
]
});
Vp. show ();
});