FusionCharts Suite XT是一款完全使用JavaScript来创建各种图表、仪表、地图、实时图表的综合性控件，里面包含了众多的图表类型和各种图表功能，这篇文章主要介绍如何实现在一个图表绘制区域内，通过点击图表的缩略图来实现不同种类的图表切换，如下图，当点击左边的缩略图时，右边会显示不同类型的图表，实现该功能的完整代码可以参考下面，开发人员可以在
控件中国网上下载该产品的试用版进行测试并且可以根据自己的需求对事例进行修改：
<html>
<head>
<script type="text/javascript" src="http://static.fusioncharts.com/code/latest/fusioncharts.js"></script>
<script type="text/javascript" src="http://static.fusioncharts.com/code/latest/themes/fusioncharts.theme.fint.js?cacheBust=56"></script>
<script type="text/javascript">
FusionCharts.ready(function(){
var fusioncharts = new FusionCharts({
type: 'column2d',
renderAt: 'chart-container',
width: '400',
height: '300',
dataFormat: 'json',
dataSource: {
"chart": {
"caption": "Harry's SuperMart",
"subCaption": "Monthly revenue for last year",
"xAxisName": "Month",
"yAxisName": "Amount",
"numberPrefix": "$",
"theme": "fint",
"rotateValues": "1",
"exportEnabled": "1"
},
"data": [{
"label": "Jan",
"value": "420000"
}, {
"label": "Feb",
"value": "810000"
}, {
"label": "Mar",
"value": "720000"
}, {
"label": "Apr",
"value": "550000"
}, {
"label": "May",
"value": "910000",
"anchorRadius": "10",
"anchorBorderColor": "0372AB",
"anchorBgColor": "E1f5ff"
}, {
"label": "Jun",
"value": "510000"
}, {
"label": "Jul",
"value": "680000"
}, {
"label": "Aug",
"value": "620000"
}, {
"label": "Sep",
"value": "610000"
}, {
"label": "Oct",
"value": "490000"
}, {
"label": "Nov",
"value": "900000"
}, {
"label": "Dec",
"value": "730000"
}]
},
events: {
'beforeRender': function(evt, args) {
// Create div for thumbnails
var thumbnails = document.createElement('div');
thumbnails.innerHTML = '<div id="thumbnail-column"></div><div id="thumbnail-pie"></div><div id="thumbnail-bar"></div></div>';
thumbnails.style.cssText = 'display:inline-block; float:left;';
// Append thumbnails div before chart-container
args.container.parentNode.insertBefore(thumbnails, args.container);
// Append line-breaker div after chart-container
var divBreak = document.createElement('div');
divBreak.style.cssText = 'clear: both;';
args.container.parentNode.insertBefore(divBreak, args.container.nextSibling);
// Set CSS style for chart-container
args.container.style.cssText = 'padding:5px; font-size:11px; display:inline-block; float:left; clear:right;';
},
'renderComplete': function(evt, args) {
var createThumbNail = function(chartId, width, height, divId) {
// we clone the chart first and then set new width and height
var chartRef = FusionCharts(chartId),
clonedChart = chartRef.clone({
"width": width,
"height": height,
"events": {}
});
// turn off properties which are not required
clonedChart.setChartAttribute({
"showValues": "0",
"showLabels": "0",
"animation": "1",
"exportEnabled": "0",
"showTooltip": "0",
"showHoverEffect": "1",
"showYAxisValues": "0",
"caption": "",
"subCaption": "",
"xAxisName": "",
"yAxisName": "",
"showXAxisLine": "0",
"showYAxisLine": "0",
"numDivLines": "0",
"enableSlicing": "0",
"enableRotation": "0"
});
// listend for the chartClick event to render the detailed chart
clonedChart.addEventListener('chartClick', function() {
if (chartId != evt.sender.id) {
// rendering the new chart
FusionCharts(chartId).render(args.container);
}
});
// create the thumbnail
clonedChart.render(divId);
};
// Create instance of all charts (including current one)
var revenueChartColumn = evt.sender.clone({
id: 'revenue-chart-column',
events: {}
});
var revenueChartPie = evt.sender.clone({
type: 'pie2d',
id: 'revenue-chart-pie',
events: {}
});
var revenueChartBar = evt.sender.clone({
type: 'bar2d',
id: 'revenue-chart-bar',
events: {}
});
// create thumbnails for all the three charts
createThumbNail('revenue-chart-column', 100, 100, 'thumbnail-column');
createThumbNail('revenue-chart-pie', 100, 100, 'thumbnail-pie');
createThumbNail('revenue-chart-bar', 100, 100, 'thumbnail-bar');
}
}
}
);
fusioncharts.render();
});
</script>
</head>
<body>
</body>
</html>
