Echarts学习:Django快速集成Echarts

django快速使用echarts准备

1.在线定制下载echarts
https://echarts.apache.org/zh/builder.html

2.创建一个django项目或者在已有的项目
1.配置文件中确保数据库配置、static配置、与添加项目名到INSTALLED_APPS下。
2.配置静态文件目录static,目录下创建:css、img、js。

3.保存echarts.min.js到js目录下。

快速静态测试

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>ECharts</title>
    <!-- 引入 echarts.js -->
    {% load static %}
    <script src="{% static '/js/echarts.min.js' %}"></script>
</head>
<body>
    <!-- 为ECharts准备一个具备大小(宽高)的Dom -->
    <div id="main" style="width: 600px;height:400px;"></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
        var option = {
            title: {
                text: 'ECharts 入门示例'
            },
            tooltip: {},
            legend: {
                data:['销量']
            },
            xAxis: {
                data: ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
            },
            yAxis: {},
            series: [{
                name: '销量',
                type: 'bar',
                data: [5, 20, 36, 10, 10, 20]
            }]
        };

        // 使用刚指定的配置项和数据显示图表。
        myChart.setOption(option);
    </script>
</body>
</html>
html文件
from django.urls import path
from app.views import TestView

urlpatterns = [
    path('test/',TestView.as_view()),
]
urls文件
from django.shortcuts import render
from rest_framework.views import View
from rest_framework.response import Response


class TestView(View):
    def dispatch(self, request, *args, **kwargs):
        """
        请求到来之后,都要执行dispatch方法,dispatch方法根据请求方式不同触发 get/post/put等方法

        注意:APIView中的dispatch方法有好多好多的功能
        """
        return super().dispatch(request, *args, **kwargs)

    def get(self, request, *args, **kwargs):
        return render(request, "test.html")

    def post(self, request, *args, **kwargs):
        return Response('POST请求,响应内容')

    def put(self, request, *args, **kwargs):
        return Response('PUT请求,响应内容')
View文件

django获取数据库中的数据传递给echarts

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>ECharts</title>
    <!-- 引入 echarts.js -->
    {% load static %}
    <script src="{% static '/js/echarts.min.js' %}"></script>
</head>
<body>
    <div id="main" style="width: 600px;height:400px;"></div>
    <script type="text/javascript">
    // 基于准备好的dom,初始化echarts实例
    console.log(name)
    var myChart = echarts.init(document.getElementById('main'));

    // 指定图表的配置项和数据
    var option = {
        title: {
            text: 'ECharts 入门示例'
        },
        tooltip: {},
        legend: {
            data: ['销量']
        },
        xAxis: {
            data: {{ name|safe }}
        },
        yAxis: {},
        series: [{
            name: '销量',
            type: 'bar',
            data:{{ data|safe }}
        }]
    };

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
    </script>
</body>
</html>
html文件
from django.urls import path
from app.views import TestView1

urlpatterns = [
    path('test1/',TestView1.as_view()),
]
urls文件
from django.shortcuts import render
from rest_framework.views import APIView,View
from rest_framework.response import Response
from rest_framework.request import Request
from django.http import JsonResponse
from serail import ser
import json



class TestView(View):
    def dispatch(self, request, *args, **kwargs):
        """
        请求到来之后,都要执行dispatch方法,dispatch方法根据请求方式不同触发 get/post/put等方法

        注意:APIView中的dispatch方法有好多好多的功能
        """
        return super().dispatch(request, *args, **kwargs)

    def get(self, request, *args, **kwargs):
        return render(request, "test.html")

    def post(self, request, *args, **kwargs):
        return Response('POST请求,响应内容')

    def put(self, request, *args, **kwargs):
        return Response('PUT请求,响应内容')

class TestView1(View):
    def dispatch(self, request, *args, **kwargs):
        """
        请求到来之后,都要执行dispatch方法,dispatch方法根据请求方式不同触发 get/post/put等方法

        注意:APIView中的dispatch方法有好多好多的功能
        """
        return super().dispatch(request, *args, **kwargs)

    def get(self, request, *args, **kwargs):
        name = ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
        data = [56, 40, 54, 23, 12, 31]
        return render(request, "test1.html",{"name":name,"data":data})

    def post(self, request, *args, **kwargs):
        return Response('POST请求,响应内容')

    def put(self, request, *args, **kwargs):
        return Response('PUT请求,响应内容')

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转载自www.cnblogs.com/-wenli/p/13368215.html