ReloadChart.js
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Ext.require('Ext.chart.*');
Ext.require(['Ext.layout.container.Fit', 'Ext.window.MessageBox']);
Ext.onReady(function () {
var chart = Ext.create('Ext.chart.Chart', {
xtype: 'chart',
animate: true,
shadow: true,
store: store1,
axes: [{
type: 'Numeric',
position: 'left',
fields: ['data1'],
title: 'Hits',
grid: true,
minimum: 0,
maximum: 100
}, {
type: 'Category',
position: 'bottom',
fields: ['name'],
title: 'Months',
label: {
rotate: {
degrees: 270
}
}
}],
series: [{
type: 'column',
axis: 'left',
gutter: 80,
xField: 'name',
yField: ['data1'],
tips: {
trackMouse: true,
width: 74,
height: 38,
renderer: function(storeItem, item) {
this.setTitle(storeItem.get('name'));
this.update(storeItem.get('data1'));
}
},
style: {
fill: '#38B8BF'
}
}]
});
var panel1 = Ext.create('widget.panel', {
width: 800,
height: 400,
title: 'Column Chart with Reload - Hits per Month',
renderTo: Ext.getBody(),
layout: 'fit',
tbar: [{
text: 'Save Chart',
handler: function() {
Ext.MessageBox.confirm('Confirm Download', 'Would you like to download the chart as an image?', function(choice){
if(choice == 'yes'){
chart.save({
type: 'image/png'
});
}
});
}
}, {
text: 'Reload Data',
handler: function() {
store1.loadData(generateData());
}
}],
items: chart
});
});