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(Showing Draft Content)

报表图表-雷达图

功能概述

雷达图也称为网络图,蜘蛛图,星图等,它相当于平行坐标图,轴径向排列。

雷达图是以从同一点开始的轴上表示的三个或更多个定量变量的二维图表的形式显示多变量数据的图形方法。轴的相对位置和角度通常是无信息的。 每个变量都具有自己的轴(从中心开始)。所有的轴都以径向排列,彼此之间的距离相等,所有轴都有相同的刻度。轴与轴之间的网格线通常只作指引用途。每个变量数值会画在其所属轴线之上,所有变量将连在一起形成一个多边形。

雷达图也可用于查看数据中哪些变量得分较高/低,是显示性能表现的理想之选。


image2021-5-28_17-2-29.png

操作示例

1. 创建报表

在门户网站首页,单击image2018-6-13_14-48-39.png,选择报表

image2022-7-29_16-20-52.png


选择合适的报表模板(如空白RDL报表),然后单击创建按钮。

image


在报表设计器右侧的数据绑定面板中,单击添加为报表设置数据集。这里我们选择数据源“ WynDemoData ”,然后单击添加

image2022-7-29_16-21-57.png

image2022-7-29_16-22-7.png


设置数据集名称为“ 销售数据 ”,在“查询语句”中输入SQL语句: select * from 销售明细 。单击验证,您将看到查询字段处显示字段数目。最后单击确定保存数据集定义。

image2022-7-29_16-22-19.png

2. 添加图表组件

image

3. 切换图表类型

image

4. 绑定数据

将数据集中的“购买数量”,“ 支付方式 ”和“ 销售大区 ”拖拽至图表的数据字段绑定区、分类字段和明细绑定区。

image2022-7-29_16-24-0.png


并将“ 销售大区 ” 绑定到“颜色”绑定区,以显示出图例。

image2022-7-29_16-24-26.png

为了更好地显示效果,接下来我们设置它的属性。

5. 调整组件配色

image

6. 设置图表标题

选中顶部标题区域,在属性设置中设置标题。

image2021-5-28_17-1-34.png

7. 预览效果

image2021-5-28_17-2-13.png