我正在研究如何在煎茶图上使用智能图例，但图例不显示多列
我太傻了。请帮我 。
感谢所有阮
Ext.onReady(function () {
var panel, chart, legend,
store = Ext.create('Ext.data.Store', {
fields: [ 'name', 'data' ],
data: [
{ name: 'Field 0', data: Math.random() * 100 },
{ name: 'Field 1', data: Math.random() * 100 },
{ name: 'Field 2', data: Math.random() * 100 },
{ name: 'Field 3', data: Math.random() * 100 },
{ name: 'Field 4', data: Math.random() * 100 },
{ name: 'Field 5', data: Math.random() * 100 },
{ name: 'Field 6', data: Math.random() * 100 },
{ name: 'Field 7', data: Math.random() * 100 },
{ name: 'Field 8', data: Math.random() * 100 },
{ name: 'Field 9', data: Math.random() * 100 },
{ name: 'Field 10', data: Math.random() * 100 },
{ name: 'Field 11', data: Math.random() * 100 },
{ name: 'Field 12', data: Math.random() * 100 }
]
});
chart = Ext.create('Ext.chart.Chart', {
renderTo: Ext.getBody(),
position: 'absolute',
id:'chart',
x: 100,
y: 100,
layout: 'fit',
width: 800,
height: 850,
animate: true,
store: store,
theme: 'Base:gradients',
animate: Ext.isIE ? false : true,
store: store,
shadow: Ext.isIE ? false : true,
legend: false,
series: [{
type: 'pie',
id : 'chart',
field: 'data',
showInLegend: true,
tips: {
trackMouse: true,
width: 140,
height: 28,
renderer: function(storeItem, item) {
// calculate and display percentage on hover
var total = 0;
store.each(function(rec) {
total += rec.get('data');
});
this.setTitle(storeItem.get('name') + ': ' + Math.round(storeItem.get('data') / total * 100) + '%');
}
},
highlight: {
segment: {
margin: 20
}
},
label: {
field: 'name',
display: 'rotate',
contrast: true,
font: '18px Arial'
}
}]
});
//chart =this.down('chart'); //panel.down('chart');
legend = chart.legend = Ext.create('Ext.ux.chart.SmartLegend', {
position: 'right',
chart: chart,
rebuild: true,
boxStrokeWidth: 1
});
chart.legend.redraw();
chart.redraw();
});