图表是使用SVG过滤器创建的，此图表的背景是应用了模糊过滤器的真实图形(不仅仅是图像)-
参考以下实现代码 -
<html>
<head>
<style>
#chartdiv {
width : 96%;
height : 475px;
font-size : 11px;
margin-left: auto;
margin-right: auto;
margin-top:15px;
}
.amcharts-graph-g1 .amcharts-graph-fill {
filter: url(#blur);
}
.amcharts-graph-g2 .amcharts-graph-fill {
filter: url(#blur);
}
.amcharts-cursor-fill {
filter: url(#shadow);
}
</style>
<script src="amcharts.js"></script>
<script src="serial.js"></script>
<script src="none.js"></script>
<script>
var chartData = [{
"year": "2000",
"cars": 1691,
"motorcycles": 737
}, {
"year": "2001",
"cars": 1098,
"motorcycles": 680,
"bicycles": 910
}, {
"year": "2002",
"cars": 975,
"motorcycles": 664,
"bicycles": 670
}, {
"year": "2003",
"cars": 1246,
"motorcycles": 648,
"bicycles": 930
}, {
"year": "2004",
"cars": 1218,
"motorcycles": 637,
"bicycles": 1010
}, {
"year": "2005",
"cars": 1913,
"motorcycles": 133,
"bicycles": 1770
}, {
"year": "2006",
"cars": 1299,
"motorcycles": 621,
"bicycles": 820
}, {
"year": "2007",
"cars": 1110,
"motorcycles": 10,
"bicycles": 1050
}, {
"year": "2008",
"cars": 765,
"motorcycles": 232,
"bicycles": 650
}, {
"year": "2009",
"cars": 1145,
"motorcycles": 219,
"bicycles": 780
}, {
"year": "2010",
"cars": 1163,
"motorcycles": 201,
"bicycles": 700
}, {
"year": "2011",
"cars": 1780,
"motorcycles": 85,
"bicycles": 1470
}, {
"year": "2012",
"cars": 1580,
"motorcycles": 285
}];
var chart = AmCharts.makeChart("chartdiv", {
"type": "serial",
"fontFamily": "Lato",
"autoMargins": true,
"addClassNames": true,
"zoomOutText": "",
"defs": {
"filter": [
{
"x": "-50%",
"y": "-50%",
"width": "200%",
"height": "200%",
"id": "blur",
"feGaussianBlur": {
"in": "SourceGraphic",
"stdDeviation": "50"
}
},
{
"id": "shadow",
"width": "150%",
"height": "150%",
"feOffset": {
"result": "offOut",
"in": "SourceAlpha",
"dx": "2",
"dy": "2"
},
"feGaussianBlur": {
"result": "blurOut",
"in": "offOut",
"stdDeviation": "10"
},
"feColorMatrix": {
"result": "blurOut",
"type": "matrix",
"values": "0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .2 0"
},
"feBlend": {
"in": "SourceGraphic",
"in2": "blurOut",
"mode": "normal"
}
}
]
},
"fontSize": 15,
"pathToImages": "../amcharts/images/",
"dataProvider": chartData,
"dataDateFormat": "YYYY",
"marginTop": 0,
"marginRight": 1,
"marginLeft": 0,
"autoMarginOffset": 5,
"categoryField": "year",
"categoryAxis": {
"gridAlpha": 0.07,
"axisColor": "#DADADA",
"startOnAxis": true,
"tickLength": 0,
"parseDates": true,
"minPeriod": "YYYY"
},
"valueAxes": [
{
"ignoreAxisWidth":true,
"stackType": "regular",
"gridAlpha": 0.07,
"axisAlpha": 0,
"inside": true
}
],
"graphs": [
{
"id": "g1",
"type": "line",
"title": "Cars",
"valueField": "cars",
"fillColors": [
"#0066e3",
"#802ea9"
],
"lineAlpha": 0,
"fillAlphas": 0.8,
"showBalloon": false
},
{
"id": "g2",
"type": "line",
"title": "Motorcycles",
"valueField": "motorcycles",
"lineAlpha": 0,
"fillAlphas": 0.8,
"lineColor": "#5bb5ea",
"showBalloon": false
},
{
"id": "g3",
"title": "Bicycles",
"valueField": "bicycles",
"lineAlpha": 0.5,
"lineColor": "#FFFFFF",
"bullet": "round",
"dashLength": 2,
"bulletBorderAlpha": 1,
"bulletAlpha": 1,
"bulletSize": 15,
"stackable": false,
"bulletColor": "#5d7ad9",
"bulletBorderColor": "#FFFFFF",
"bulletBorderThickness": 3,
"balloonText": "<div style='margin-bottom:30px;text-shadow: 2px 2px rgba(0, 0, 0, 0.1); font-weight:200;font-size:30px; color:#ffffff'>[[value]]</div>"
}
],
"chartCursor": {
"cursorAlpha": 1,
"zoomable": false,
"cursorColor": "#FFFFFF",
"categoryBalloonColor": "#8d83c8",
"fullWidth": true,
"categoryBalloonDateFormat": "YYYY",
"balloonPointerOrientation": "vertical"
},
"balloon": {
"borderAlpha": 0,
"fillAlpha": 0,
"shadowAlpha": 0,
"offsetX": 40,
"offsetY": -50
}
});
// we zoom chart in order to have better blur (form side to side)
chart.addListener("dataUpdated", zoomChart);
function zoomChart(){
chart.zoomToIndexes(1, chartData.length - 2);
}
</script>
</head>
<body>
<div id="chartdiv"></div>
</body>
</html>
代码下载:https://www.yiibai.com/downloads/svg/amchart.zip
