extjs ColumnChart sets different colors implementation code_extjs

Copy code The code is as follows:

Ext.onReady(function(){
//Define store
var chartStore = new Ext.data.JsonStore({
root:'root',
fields:[
{name:'ne',type:'string'},//Network element
{name:'confine',type:'int'},//Threshold
{name:'bill ',type:'string'}//Number of work orders
],
sortInfo:{field: 'bill', direction: 'ASC'}
});
//Test data
var obj={
root:[
{ne:'Network Element One',confine:80,bill:150},
{ne:'Network Element Two',confine:150,bill: 140},
{ne:'Network Element Three',confine:180,bill:160},
{ne:'Network Element Five',confine:120,bill:180},
{ne :'Network element six',confine:165,bill:13},
{ne:'Network element seven',confine:54,bill:12},
{ne:'Network element eight',confine :55,bill:44},
{ne:'Network Element Nine',confine:33,bill:113},
{ne:'Network Element Ten',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 property defines column data model
var cm = new Ext.grid.ColumnModel([new Ext.grid.RowNumberer(),
{header :'network element',dataIndex:'ne'},
{header:'amount of work orders',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:' Threshold',dataIndex:'confine'}
//{header:'operation',dataIndex:'state',renderer:renderOperate}
]);
var grid = new Ext.grid.EditorGridPanel ({
title:'Work order 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: "Data loading..."
},
viewConfig:{
forceFit:true,
columnsText:'Display columns',
scrollOffset:25,
sortAscText:'Ascending',
sortDescText:'Descending'
},
autoExpandColumn:'desc',
bbar: new Ext.PagingToolbar({
pageSize:24,
store:chartStore,
displayInfo:true,
displayMsg:'Display records {0} to {1}, totaling {2 } items',
emptyMsg:'No record'
}),
viewConfig:{forceFit:true,sortAscText:'Forward order',sortDescText:'Descending order',
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:'Work Order Backlog Chart',
xtype:'linechart',
url: AIUPP_ROOT '/css/resources/charts.swf',
store:chartStore,
//xField: 'label',
//yField:'alarmCount',
//Define tip content
tipRenderer : function(chart, record){
//alert(record.get('startTime'));
var ne = record.get('ne');
var str = String. format('Network element: {0}n work order quantity: {1}n threshold: {2}',ne,record.get('bill'),record.get('confine'))
return str;
},
//Define two charts, one is a bar chart and the other is a line chart
series: [{
type: 'column',
displayName: 'work single number',
id: "billId",
xField: 'ne',
yField: 'bill',
style: {
color:0x99BBE8,
size: 20
}
},{
type:'column',
displayName: 'threshold',
xField: 'ne',
yField: 'confine',
style : {
color: '#ff0000',
size: 20
}
}],
listeners:{
"show":function(){
var c = linechart.series;
//alert(c[1].store);
//c[1].style.color='#00ff00';
}
},
//Define chart style
chartStyle: {
legend:{
display: "top"
},
xAxis: {
color: 0x69aBc8,
majorTicks: { color: 0x69aBc8, length:4},
minorTicks: {color: 0x69aBc8, length: 2},
majorGridLines:{size: 1, color: 0xeeeeee}
},
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 time
var interval = new Ext.form.TextField({
name:'interval',
fieldLabel:'interval',
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: "Regional Network Element"
}),
new Ext.form.Radio( {
name: "groupType",
inputValue: "3",
boxLabel: "Regional network element service code"
})
]
});
// 开始按钮
var startBtn = new Ext.Button({
text:'开始',
minWidth:80,
handler:function(){
//store.load();
}
});
// 停止按钮
var stopBtn = new Ext.Button({
text:'停止',
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:'::监控条件',autoHeight:true,margins:'5 5 10 5',collapsible:true,items:[searchPanel]},
{region:'center',layout:'fit',margins:'5 5 5 5',items:[contentPanel]}
]
});
vp.show();
});