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Copy path地图热力图.html
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地图热力图.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<script src="echarts.min.js"></script>
</head>
<style>
*{
margin:0 auto;
padding:0;
}
</style>
<body>
<!-- 为 ECharts 准备一个具备大小（宽高）的 DOM -->
<div id="main10" style="width: 1124px;height:600px;"></div>
<script src="jquery.js"></script>
<script src="bmap.js"></script>
<!-- <script src="china.js"></script> -->
<!-- <script src="dark.js"></script> -->
<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=RsIgaDtmcQ63FTIE4Z0XOAHC6z085w1R"></script>
</body>
</html>
<script>
var myChart = echarts.init(document.getElementById('main10'), 'dark');
var uploadedDataURL ="diturelitu.json";
// var t_pos = {
// left: 0,
// top: 0
// }
// var last_point = [0, 0];
// var counter = 0;
myChart.showLoading();
myChart.setOption(option = {
title: {
x: 'right',
text: "上海房价可视化",
subtext: '随机抽样10000个',
textStyle: {
color: '#fff',
fontSize: 30
}
},
tooltip: {
trigger: 'item',
transitionDuration: 0,
position: function(point, params, dom, rect, size) {
var least_area = 20;
var offset_x = 30; /* 相对于point的偏移 */
var offset_y = 30;
/* last_point的least_area范围内不会产生新的t_pos */
if (Math.abs(point[0] - last_point[0]) < least_area &&
Math.abs(point[1] - last_point[1]) < least_area &&
counter >= 2) {
return t_pos;
}
if (Math.abs(point[0] - last_point[0]) >= least_area ||
Math.abs(point[1] - last_point[1]) >= least_area) {
counter = 0;
}
counter += 1;
/* 使real_x,real_y有数值 */
if (counter == 1) {
t_pos.left = point[0] + offset_x;
t_pos.top = point[1] + offset_y;
last_point = [point[0], point[1]];
}
/* 此处进行修正tooltip的位置 */
if (counter == 2) {
var real_x = $(dom).position().left;
var real_y = $(dom).position().top;
t_pos.left += point[0] - real_x + offset_x;
t_pos.top += point[1] - real_y + offset_y;
}
return t_pos;
},
formatter: function(params) {
return params.name + ' : ' + params.value[2] + '元/平方米';
}
},
animation: false,
bmap: {
center: [121.4693, 31.123070],
zoom: 11,
roam: true,
mapStyle: {
'styleJson': [{
"featureType": "water",
"elementType": "all",
"stylers": {
"color": "#021019"
}
}, {
"featureType": "highway",
"elementType": "geometry.fill",
"stylers": {
"color": "#000000"
}
}, {
"featureType": "highway",
"elementType": "geometry.stroke",
"stylers": {
"color": "#147a92"
}
}, {
"featureType": "arterial",
"elementType": "geometry.fill",
"stylers": {
"color": "#000000"
}
}, {
"featureType": "arterial",
"elementType": "geometry.stroke",
"stylers": {
"color": "#0b3d51"
}
}, {
"featureType": "local",
"elementType": "geometry",
"stylers": {
"color": "#000000"
}
}, {
"featureType": "land",
"elementType": "all",
"stylers": {
"color": "#08304b"
}
}, {
"featureType": "railway",
"elementType": "geometry.fill",
"stylers": {
"color": "#000000"
}
}, {
"featureType": "railway",
"elementType": "geometry.stroke",
"stylers": {
"color": "#08304b"
}
}, {
"featureType": "subway",
"elementType": "geometry",
"stylers": {
"lightness": -70
}
}, {
"featureType": "building",
"elementType": "geometry.fill",
"stylers": {
"color": "#000000"
}
}, {
"featureType": "all",
"elementType": "labels.text.fill",
"stylers": {
"color": "#857f7f"
}
}, {
"featureType": "all",
"elementType": "labels.text.stroke",
"stylers": {
"color": "#000000"
}
}, {
"featureType": "building",
"elementType": "geometry",
"stylers": {
"color": "#022338"
}
}, {
"featureType": "green",
"elementType": "geometry",
"stylers": {
"color": "#062032"
}
}, {
"featureType": "boundary",
"elementType": "all",
"stylers": {
"color": "#1e1c1c"
}
}, {
"featureType": "manmade",
"elementType": "all",
"stylers": {
"color": "#022338"
}
}]
}
},
visualMap: {
type: 'piecewise',
top: '5%',
splitNumber: 5,
min: 0,
max: 10,
seriesIndex: 0,
calculable: true,
inRange: {
color: ['green', '#eac736', '#d94e5d']
},
textStyle: {
color: '#fff',
formatter: 'aaaa{value}bbbb{value2}' // 范围标签显示内容。
}
},
series: [{
type: 'scatter',
coordinateSystem: 'bmap',
symbolSize: 8,
label: {
normal: {
show: false
},
emphasis: {
show: false
}
},
}]
});
// if (!app.inNode) {
// // 添加百度地图插件
// var bmap = myChart.getModel().getComponent('bmap').getBMap();
// bmap.addControl(new BMap.MapTypeControl());
// };
// if (option && typeof option === "object") {
// myChart.setOption(option, true);
// };
$.getJSON(uploadedDataURL, function(linedata) {
myChart.hideLoading();
myChart.setOption({
visualMap: {
max: linedata[1]
},
series: [{
data: linedata[0]
}]
});
});
</script>