毕业设计-1.17

情况概述：
　　今天对天气查询进行处理，对气温进行追踪，并展示。
代码如下：
<%@page import="com.zlc.entity.WeatherBean"%>
<%@page import="com.zlc.dao.IWeatherDao"%>
<%@page import="com.zlc.service.IWeatherService"%>
<%@page import="com.zlc.dao.impl.WeatherDaoImpl"%>
<%@page import="com.zlc.service.impl.WeatherServiceImpl"%>
<%@page import="java.util.ArrayList"%>
<%@page import="java.util.List"%>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
    IWeatherService service = new WeatherServiceImpl();
    IWeatherDao dao = new WeatherDaoImpl();
    List<WeatherBean> weathers = new ArrayList<WeatherBean>();
    weathers = (ArrayList<WeatherBean>) request.getAttribute("weathers");
    //weathers = service.queryAllWeathersByCityDate("北京", 20160606);
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta charset="utf-8" />
<script type="text/javascript" src="../js/echarts.min.js"></script>
<script type="text/javascript" src="../js/jquery.min.js"></script>
<title></title>
<body>

    <!-- 为ECharts准备一个具备大小（宽高）的Dom -->
    <div id="main" style=" 1200px;height:600px;"></div>
    <script type="text/javascript">
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'));
    
    // 指定图表的配置项和数据
    option = {
    title: {
        text: '年内气温变化',
        subtext: ''
    },
    tooltip: {
        trigger: 'axis'
    },
    legend: {
        data: ['最高气温', '最低气温']
    },
    toolbox: {
        show: true,
        feature: {
            dataZoom: {
                yAxisIndex: 'none'
            },
            dataView: {readOnly: false},
            magicType: {type: ['line', 'bar']},
            restore: {},
            saveAsImage: {}
        }
    },
    xAxis: {
        type: 'category',
        boundaryGap: false,
        data: [<%for (WeatherBean w : weathers) {%>
            <%=w.getDate()%>,
        <%}%>]
    },
    yAxis: {
        type: 'value',
        axisLabel: {
            formatter: '{value} °C'
        }
    },
    series: [
        {
            name: '最高气温',
            type: 'line',
            data: [<%for (WeatherBean w : weathers) {%>
            <%=w.getMaxD()%>,
        <%}%>],
            markPoint: {
                data: [
                    {type: 'max', name: '最大值'},
                    {type: 'min', name: '最小值'}
                ]
            },
            markLine: {
                data: [
                    {type: 'average', name: '平均值'}
                ]
            }
        },
        {
            name: '最低气温',
            type: 'line',
            data: [
            <%for (WeatherBean w : weathers) {%>
            <%=w.getMinD()%>,
            <%}%>],
            /* markPoint: {
                data: [
                    {name: '最低温度', value: -2, xAxis: 1, yAxis: -1.5}
                ]
            }, */
            markLine: {
                data: [
                    {type: 'average', name: '平均值'},
                    [{
                        symbol: 'none',
                        x: '90%',
                        yAxis: 'max'
                    }, {
                        symbol: 'circle',
                        label: {
                            position: 'start',
                            formatter: '最大值'
                        },
                        type: 'max',
                        name: '最高点'
                    }]
                ]
            }
        }
    ]
};
    
        // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(option);
    </script>
</body>
</html>
结果如下：