Java教程
ArcGIS api for JavaScript 制作统计专题图
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>直方图专题图</title>
<link rel="stylesheet" href="http://192.168.15.86:8080/arcgis_js_api/library/3.14/3.14/dijit/themes/claro/claro.css" />
<link rel="stylesheet" href="http://192.168.15.86:8080/arcgis_js_api/library/3.14/3.14/esri/css/esri.css">
<link href="ChartInfoWindow.css" rel="stylesheet" />
<style>
html,body{
padding: 0;
margin: 0;
height: 100%;
width: 100%;
border:0px solid #000;
}
#map{
position: relative;
width:100%;
height:100%;
border:1px solid #000;
}
#info {
height: 10%;
width: 80%;
border:1px solid #000;
}
</style>
<script>
//将 “Chapter07\Sample7-2\js\CustomModules”目录下的ChartInfoWindow.js CustomTheme.js geometryUtils.js 三个文件打包为“CustomModules”添加到 引用之中
var dojoConfig = {
packages: [{
name: "CustomModules",
location: location.pathname.replace(/\/[^/]+$/, "") + "/ArcGIS-js/CustomModules"
}]
};
//console.dir(dojoConfig);
</script>
<script src="http://192.168.15.86:8080/arcgis_js_api/library/3.14/3.14/init.js"></script>
<script>
require([
"esri/map",
"esri/geometry/Point",
"esri/layers/FeatureLayer",
"esri/layers/ArcGISDynamicMapServiceLayer",
"esri/symbols/SimpleLineSymbol",
"esri/symbols/SimpleFillSymbol",
"esri/renderers/SimpleRenderer",
[html] view plain copy
"esri/Color",
"CustomModules/ChartInfoWindow", //图表信息窗口类，处理如何响应用户地图操作，包括漫游、放大、缩小等
"dojo/_base/array",
"dojo/dom-construct",
"dojo/_base/window",
"dojox/charting/Chart",
"dojox/charting/Chart2D",
"dojox/charting/action2d/Highlight",
"dojox/charting/action2d/Tooltip",
"dojox/charting/plot2d/ClusteredColumns",
"dojo/domReady!"
], function (
Map, Point,FeatureLayer, ArcGISDynamicMapServiceLayer,
SimpleLineSymbol, SimpleFillSymbol,
SimpleRenderer, Color,
ChartInfoWindow,
array, domConstruct, win,
Chart,Chart2D,Highlight, Tooltip,ClusteredColumns
) {
var Data = [
["北京市", 933606.67, 4878966.67, 2023, 4982, 7760],
["天津市", 1022971.388, 4794258.23, 5200, 7852, 8624],
["上海市", 1549021.62, 3990244.41, 4582, 5271, 5439],
["重庆市", 268040.96, 3708718.69, 8494, 9723, 1832],
["黑龙江省", 1672578.76, 5805333.17, 7922, 9121, 1634],
["吉林省", 1593237.72, 5412773, 8538, 9241, 1811],
["辽宁省", 1445669.53, 5114055.01, 1906, 3016, 5635],
["山西省", 619620.09, 4566763.28, 6854, 8447, 9746],
["河北省", 870342.74, 4672783.14, 7193, 8057, 9551],
["陕西省", 347000.06, 4221482.37, 7154, 8474, 1053],
["甘肃省", -183370.5, 4566763.28, 5509, 6234, 7493],
["四川省", -194586.104, 3802829.23, 6863, 8182, 9903],
["贵州省", 207842.81, 3351068.85, 5456, 6218, 7389],
["云南省", -359506.73, 3090317.29, 5976, 6811, 8278],
["海南省", 524469.70, 2477127.32, 6695, 7553, 9238],
["浙江省", 1468077.08, 3756523.19, 5867, 8274, 2346],
["山东省", 1107036.46, 4475739.03, 1494, 1606, 3524],
["江苏省", 1346905.968, 4179534.072, 1993, 4035, 7167],
["安徽省", 1132825.078, 4000082.34, 6829, 8237, 1055],
["福建省", 1316210.78, 3361097.75, 1336, 3187, 4958],
["江西省", 1039699.52, 3505800.54, 6212, 7989, 9523],
["河南省", 761755.55, 4220718.27, 6607, 7837, 9171],
["湖北省", 715909.12, 3852514.15, 7791, 8977, 10873],
["湖南省", 662899.19, 3488608.13, 7929, 8922, 10547],
["广东省", 903093.91, 3054857.94, 5243, 7211, 9578],
["青海省", -768655.9, 4411625.66, 6501, 7326, 8744],
["西藏自治区", -1569535.69, 3950295.98, 3985, 4469, 4730],
["广西壮族自治区", 407591.50, 2997549.91, 6968, 7920, 9181],
["内蒙古自治区", 745166.41, 5233995, 1925, 3264],
["宁夏回族自治区", 100579.51, 4519699.09, 7918, 8992, 1937],
["新疆维吾尔自治区", -1574073.93, 5118209.87, 5945, 7400, 8895]];
var map = new Map("map", {
center: [410609, 3622926],
//zoom: 4,
slider: false
});
var baseLayer = new ArcGISDynamicMapServiceLayer("http://localhost:6080/arcgis/rest/services/chinamap_Theme/MapServer");
map.addLayer(baseLayer);
//读取一个feature图层
var featureLayer = new FeatureLayer("http://localhost:6080/arcgis/rest/services/chinamap_Theme/MapServer/2", {
mode: FeatureLayer.MODE_SNAPSHOT,//快照模式？？？
outFields: ["FID"]
});
//为featureLayer设置渲染器
var defaultSymbol = new SimpleFillSymbol().setStyle(SimpleFillSymbol.STYLE_NULL);
var renderer = new SimpleRenderer(defaultSymbol);
featureLayer.setRenderer(renderer);
//featureLayer图层加载完毕后触发 createChartInfoWindow函数
featureLayer.on("update-end", function (evt) {
var showFields = ["A","B","C"];
createChartInfoWindow(showFields);
});
map.addLayer(featureLayer);
//创建放置直方图的信息窗口
function createChartInfoWindow(showFields) {
//假设虚构数据的最大值为1000
var max = 10000;
var optinalChart = null;
for(var i=0;i<Data.length;i++){
var infoWindow = new ChartInfoWindow({
domNode: domConstruct.create('div', null, document.getElementById('map'))
});
infoWindow.setMap(map);
var nodeChart = null;
nodeChart = domConstruct.create("div", { id: 'nodeTest' + i, style: "width:120px;height:50px" }, win.body());
var chart = makeChart(nodeChart,showFields,max,i);
//optinalChart = chart;
infoWindow.resize(122, 52);
//计算几何的中心位置，将图表信息框放置于此
var labelPt = new Point(Data[i][1],Data[i][2],map.SpatialReference);
infoWindow.setContent(nodeChart);
infoWindow.__mcoords = labelPt;
infoWindow.show(map.toScreen(labelPt));
}
}
//在一个信息框中 绘制直方图
function makeChart(nodeChart,showFields, max,index) {
//初始化 一个图表变量
var chart = new Chart2D(nodeChart,{margins: { l: 0, r: 0, t: 0, b: 0 }});
chart.addPlot("default", {type: "Columns"});
//chart.addplotarea({ stroke: null,fill: "transparent"});
chart.addAxis("x", { fixLower: "major", fixUpper: "major", min: 0,to:6, //初始刻度
labels: [{ value: 0, text: " " },{ value: 1, text: "A" },{ value: 2, text: " " },{ value: 3, text: "B"},{ value: 4, text: " "},{ value: 5, text: "C"},{value: 6, text: " "}],
font: "normal normal bold 6pt Tahoma",//X轴值的大小，字体等
fontColor: "black", //X轴值的颜色
majorTick: { color: "black", length: 0}, //X轴大刻度的颜色、长度
minorTick: { stroke: "black", length: 0} //X轴小刻度的颜色、长度
});//定义X轴
chart.addAxis("y", { vertical: true, fixLower: "major", fixUpper: "major", min: 0,to: 10000,//刻度最大允许值
font: "normal normal bold 4pt Tahoma", //Y轴值的字体、大小等
fontColor: "black", //Y轴值的颜色
majorTick: { color: "black", length: 1}, //Y轴大刻度的颜色、长度
minorTick: { stroke: "black", length: 0} //Y轴小刻度的颜色、长度
});//定义Y轴
//定义柱子颜色
var ColorArr=[new Color([0,220,0,0.85]),new Color([48,169,208,0.85]),new Color([62,193,121,0.85])];
//将attributes里各个字段的参数 设置为直方图的 “柱”
var length = showFields.length;
for (var i = 0; i < length; i++) {
serieValues = [];
for (var m = 0; m < i; m++) {
serieValues.push(0);
serieValues.push(0);
}
serieValues.push(Data[index][i+3]);
chart.addSeries(i, serieValues, { stroke: { color: "blue", width:0},fill: ColorArr[i]});
}
chart.render();
return chart;
}
});
</script>
</head>
<body class="claro">
<div id="map" ></div>
</body>
</html>
function makeChart(nodeChart,showFields, max,index) {
var chart = new Chart2D(nodeChart);
chart.addPlot("default", {type: "Lines"});
/*
chart.addAxis("x");
chart.addAxis("y", {vertical: true});
*/
chart.addAxis("x", { fixLower: "major", fixUpper: "major", min: 1,to:3, //初始刻度
labels: [{ value: 1, text: "A" },{ value: 2, text: "B"},{ value: 3, text: "C"}],
font: "normal normal bold 6pt Tahoma",//X轴值的大小，字体等
fontColor: "black", //X轴值的颜色
majorTick: { color: "black", length: 0}, //X轴大刻度的颜色、长度
minorTick: { stroke: "black", length: 0} //X轴小刻度的颜色、长度
});//定义X轴
chart.addAxis("y", { vertical: true, fixLower: "major", fixUpper: "major", min: 0,to: 10000,//刻度最大允许值
font: "normal normal bold 4pt Tahoma", //Y轴值的字体、大小等
fontColor: "black", //Y轴值的颜色
majorTick: { color: "black", length: 1}, //Y轴大刻度的颜色、长度
minorTick: { stroke: "black", length: 0} //Y轴小刻度的颜色、长度
});//定义Y轴
chart.addSeries("all", [Data[index][3],Data[index][4],Data[index][5]], {stroke: {color: new Color([240,162,22,0.85])}});
chart.render();
return chart;<span style="font-family: Arial, Helvetica, sans-serif;"> }</span>
[html] view plain copy
<img src="http://img.blog.csdn.net/20160316203027440?/gravity/Center" alt="" />
function makePieChart(nodeChart,showFields,index) {
//初始化 一个图表变量
var chart = new Chart2D(nodeChart,{margins: { l: 0, r: 0, t: 0, b: 0 }});
chart.addPlot("default", {type: "Pie",font: "normal normal 11pt Tahoma",fontColor: "black",labelOffset: -30,radius: 80});
chart.addSeries("all",[
{y:Data[index][3], text: "A", stroke: "black",fill:new Color([0,220,0,0.85])},
{y:Data[index][4], text: "B", stroke: "black",fill:new Color([48,169,208,0.85])},
{y:Data[index][5], text: "C", stroke: "black",fill:new Color([62,193,121,0.85])}
]);
chart.render();
return chart;
}
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