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Wiki源代码5.8.2.2 Line Chart

由用户 maym 在 2025/02/27 08:53 保存的版本 16.27
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maym 16.4 1 ==== **[Usage Scenario]** ====
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maym 16.4 3 A line chart is a commonly used type of chart to display changes over time. It connects data points with lines to show the trend of variables, and is suitable for the following scenarios:
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maym 16.4 6 **Time trend analysis:**  Line charts are suitable for displaying time series data, such as daily, monthly, or quarterly sales, user visits, or inventory changes, to help users identify long-term trends.
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maym 16.5 9 **Seasonal changes: ** By observing the fluctuations of the line, it is possible to analyze the periodic changes in the data. For example, seasonal fluctuations in sales revenue, changes in user activity during different time periods, etc.
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maym 16.5 12 **Comparison trend: ** Multiple lines can be used to compare the changes in multiple variables. For example, comparing sales trends of different products, or comparing user growth trends in different markets.
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maym 16.5 15 **Abnormal discovery: ** The prominent peaks or valleys in a line chart help identify abnormal situations in the data, such as an abnormal increase in sales or a sudden decrease in user churn in a certain month.
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yinshi 13.1 18 ==== ====
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maym 16.6 20 ==== **[Function Introduction]** ====
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maym 16.6 22 A line chart is used to display the changes in data over a continuous time interval or span, and its characteristic is to reflect the trend of things changing over time or ordered categories.
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maym 16.8 24 [[image:1740626962720-557.png]]
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maym 16.9 26 The composition of a line chart includes:
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maym 16.12 28 1. **Horizontal axis (X-axis): **The horizontal axis in a line graph is the horizontal axis, usually used to display continuous variables such as data classification or time.
29 1. **Vertical axis (Y-axis):** The vertical axis in a line chart is the axis in the vertical direction, usually used to display numerical values or quantities of data.
30 1. **Point: ** Each point represents the data value at a specific position on the horizontal and vertical axes. In a line chart, the line connecting all points can show the trend and change of the data.
31 1. **Line:** The lines in a line chart are straight lines formed by connecting data points, representing the trend of data changes. The trend of the lines can intuitively show the growth, decrease, or fluctuation of the data.
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maym 16.13 40 ==== 【Basic Attributes】 ====
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maym 16.16 43 |(% style="width:294px" %)**Horizontal axis**|(% style="width:236px" %)**Longitudinal axis**|(% style="width:472px" %)**Search Fields**|(% style="width:275px" %)**Refernce Line**|(% style="width:245px" %)**Filter conditions**
44 |(% style="width:294px" %)Multiple fields can be configured, but up to 30 fields are allowed|(% style="width:236px" %)Only one field can be configured|(% style="width:472px" %)After configuration, the client can draw a line chart by searching for data that meets the criteria based on different search field values|(% style="width:275px" %)Multiple fields can be configured, but up to 30 fields are allowed|(% style="width:245px" %)Configure the condition values for filtering data sources
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yinshi 3.1 46 ====== ======
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maym 16.17 48 ==== **[Configuration steps]** ====
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maym 16.17 50 **Step-1 Select Bar Chart**
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maym 16.18 52 [[image:1740640778297-295.png]]
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maym 16.20 55 **Step-2 Select chart display fields**
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maym 16.20 57 Drag and drop the fields from the data source list on the right onto the horizontal axis, vertical axis, search field, and reference line
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maym 16.21 59 [[image:1740641005459-993.png]]
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maym 16.22 62 **Step-3 Style settings**
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maym 16.23 64 Divided into three categories: [Basic Style], [Coordinate Axis], [Legend], as shown in the following figure:
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maym 16.23 66 [[image:1740641136822-176.png]]
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maym 16.25 70 ==== **[Style Configuration Description]** ====
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maym 16.26 72 |(% colspan="1" rowspan="1" style="width:76.9844px" %)Classification|(% colspan="1" rowspan="1" style="width:94px" %)Configuration Items|(% colspan="1" rowspan="1" style="width:1272px" %)Purpose
73 |(% colspan="1" rowspan="12" style="width:76.9844px" %)(((
74 Basic Style
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maym 16.27 77 )))|(% colspan="1" rowspan="1" style="width:94px" %)Show heading |(% colspan="1" rowspan="1" style="width:1272px" %)(((
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maym 16.26 79 Control whether the chart title in the upper left corner of the canvas is displayed. When closed, the chart title will not be displayed in the report, The words "柱状图1" are shown in the following figure；
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maym 16.27 81 [[image:1740645772547-595.png]]
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maym 16.27 88 |(% colspan="1" rowspan="1" style="width:94px" %)Chart title|(% colspan="1" rowspan="1" style="width:1272px" %)You can name the chart yourself
yinshi 9.1 89 |(% colspan="1" rowspan="1" style="width:94px" %)(((
maym 16.27 90 Help text
yinshi 9.1 91 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
maym 16.27 92 Control whether the help copy is displayed in the chart. If enabled, client users can see a "?" icon after the chart title and the corresponding help copy when moving the mouse over the icon;
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94 [[image:1740645921975-640.png]]
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96 |(% colspan="1" rowspan="1" style="width:94px" %)Help text content|(% colspan="1" rowspan="1" style="width:1272px" %)Enter a description of the chart here to help client users understand the chart data;
97 |(% colspan="1" rowspan="1" style="width:94px" %)Line chart type|(% colspan="1" rowspan="1" style="width:1272px" %)(((
yinshi 7.1 98 (((
maym 16.27 99 提供2种类型：折线、曲线
yinshi 9.1 100 [[image:1729664469432-978.png||height="398" width="875"]]
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yinshi 9.1 107 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 7.1 108 配色方案
yinshi 9.1 109 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
yinshi 7.1 110 支持用户自定义（多Y轴时）整体的配色方案
yinshi 6.1 111 )))
yinshi 9.1 112 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 7.1 113 显示缩略轴
yinshi 9.1 114 )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户设置针对横轴的缩略轴，即：查看横轴上某一区间的数据
yinshi 7.1 115 [[image:1729664570038-223.png||height="477" width="822"]]
yinshi 9.1 116 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 117 展示点
yinshi 9.1 118 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
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yinshi 6.1 120 默认打开，关闭后画布上不显示折线的每个描点
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yinshi 9.1 123 [[image:1729736532720-382.png||height="441" width="866"]]
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130 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 131 点大小
yinshi 9.1 132 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
yinshi 7.1 133 控制折线图中点大小
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yinshi 9.1 135 [[image:1729664677195-525.png||height="515" width="857"]]
yinshi 6.1 136 )))
yinshi 9.1 137 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 138 展示线
yinshi 9.1 139 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
yinshi 7.1 140 默认打开，关闭后折线的线段消失，只显示点（类似散点图）
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yinshi 9.1 142 [[image:1729664725301-778.png||height="403" width="937"]]
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yinshi 9.1 146 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 147 线粗细
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yinshi 7.1 151 支持用户控制折线的线段粗细
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yinshi 9.1 153 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 154 填充
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yinshi 6.1 158 默认关闭， 打开后每个点向下填充半透明的颜色到X轴，效果如下：
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yinshi 7.1 160 [[image:1729664811246-731.png||height="276" width="683"]]
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yinshi 9.1 164 |(% colspan="1" rowspan="5" style="width:76.9844px" %)(((
yinshi 7.1 165 横轴
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yinshi 6.1 169 显示轴标题
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173 开启后，画布中横轴下方，将显示用户配置的横轴的数据源的标题
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maym 16.1 175 [[image:1737529012159-610.png]]
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yinshi 9.1 177 |(% colspan="1" rowspan="1" style="width:94px" %)(((
178 轴标题名称
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yinshi 9.1 181 )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义想要的轴标题名称文案
182 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 183 颜色字号
yinshi 9.1 184 )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义轴标题的颜色和字号
185 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 186 轴标签
yinshi 9.1 187 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
188 控制是否显示轴标签的开关，如下图：
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190 [[image:1729737350555-287.png||height="438" width="900"]]
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yinshi 9.1 192 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 193 （轴标签）自动旋转
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195 轴标签会斜45°显示，如下图
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197 [[image:1729737429518-371.png]]
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yinshi 10.1 199 |(% colspan="1" rowspan="4" style="width:76.9844px" %)(((
yinshi 7.1 200 纵轴
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yinshi 6.1 204 显示轴标题
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yinshi 10.1 208 开启后，画布中纵轴左侧，将显示用户配置的纵轴的（第一个数据源）的标题
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yinshi 10.1 210 （图中：“Y轴标题”是轴标题， “桌子、椅子、窗帘”是图例）
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212 [[image:1729737694678-922.png]]
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yinshi 9.1 214 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 215 标题内容
yinshi 10.1 216 )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义想要的轴标题名称文案
yinshi 9.1 217 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 218 轴标签
yinshi 9.1 219 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
yinshi 10.1 220 控制Y轴轴标签是否显示的开关
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222 [[image:1729737826799-987.png||height="434" width="369"]]
yinshi 6.1 223 )))
yinshi 9.1 224 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 225 刻度数
yinshi 10.1 226 )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户配置的Y轴的刻度数（注意：这里的刻度数是一个预估值，报表引擎在渲染时可能会根据实际情况改变最终呈现的刻度数）
maym 16.26 227 |(% colspan="1" rowspan="3" style="width:76.9844px" %)(((
yinshi 6.1 228 图例
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yinshi 6.1 232 显示图例
yinshi 9.1 233 )))|(% colspan="1" rowspan="1" style="width:1272px" %)(((
yinshi 10.1 234 默认开启， 关闭后则不显示图例
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236 [[image:1729737941885-204.png||height="506" width="842"]]
yinshi 6.1 237 )))
maym 16.26 238 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 239 图例位置
yinshi 10.1 240 )))|(% colspan="1" rowspan="1" style="width:1272px" %)图例默认出现在画布的左上角，同时支持用户设置图例在画布中的位置
maym 16.26 241 |(% colspan="1" rowspan="1" style="width:94px" %)(((
yinshi 6.1 242 颜色字号
yinshi 14.1 243 )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户根据需要自行调整图例的文字颜色和字体大小