Wiki源代码5.8.2.2 Line Chart
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16.4 | 1 | ==== **[Usage Scenario]** ==== |
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1.1 | 2 | |
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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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1.1 | 4 | |
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11.1 | 5 | * ((( |
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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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11.1 | 7 | ))) |
| 8 | * ((( | ||
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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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11.1 | 10 | ))) |
| 11 | * ((( | ||
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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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11.1 | 13 | ))) |
| 14 | * ((( | ||
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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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11.1 | 16 | ))) |
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1.1 | 17 | |
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13.1 | 18 | ==== ==== |
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2.1 | 19 | |
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12.1 | 20 | ==== **【功能简介】** ==== |
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11.1 | 21 | |
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1.1 | 22 | 折线图用于显示数据在一个**连续的时间间隔或者时间跨度上的变化**,它的特点是反映事物随时间或有序类别而变化的趋势。 |
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3.1 | 24 | [[image:1729663152165-172.png]] |
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1.1 | 26 | 一个折线图的构成包括: |
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| 28 | 1. ((( | ||
| 29 | **横轴 (X 轴):** | ||
| 30 | |||
| 31 | 1. ((( | ||
| 32 | **定义:** 折线图中的横轴是水平方向上的轴线,通常用于表示数据的分类或者时间等连续性变量。 | ||
| 33 | ))) | ||
| 34 | 1. ((( | ||
| 35 | **含义:** 横轴通常表示自变量,即数据的分类或者时间序列。在折线图中,横轴上的数值或分类标签决定了折线图中每个数据点的横坐标位置。 | ||
| 36 | ))) | ||
| 37 | ))) | ||
| 38 | 1. ((( | ||
| 39 | **纵轴 (Y 轴):** | ||
| 40 | |||
| 41 | 1. ((( | ||
| 42 | **定义:** 折线图中的纵轴是垂直方向上的轴线,通常用于表示数据的数值或者数量。 | ||
| 43 | ))) | ||
| 44 | 1. ((( | ||
| 45 | **含义:** 纵轴通常表示因变量,即与自变量相关联的数值或数量。在折线图中,纵轴上的数值决定了折线图中每个数据点的纵坐标位置。 | ||
| 46 | ))) | ||
| 47 | ))) | ||
| 48 | 1. ((( | ||
| 49 | **点:** | ||
| 50 | |||
| 51 | 1. ((( | ||
| 52 | **定义:** 折线图中的点是由数据组成的离散的数据点,代表着某个具体的数据值。 | ||
| 53 | ))) | ||
| 54 | 1. ((( | ||
| 55 | **含义:** 每个点代表了横轴和纵轴上特定位置的数据值。在折线图中,连接所有点的折线可以展现数据的趋势和变化。 | ||
| 56 | ))) | ||
| 57 | ))) | ||
| 58 | 1. ((( | ||
| 59 | **线:** | ||
| 60 | |||
| 61 | 1. ((( | ||
| 62 | **定义:** 折线图中的线是由连接数据点而成的直线,用于将各个数据点串联起来形成折线。 | ||
| 63 | ))) | ||
| 64 | 1. ((( | ||
| 65 | **含义:** 折线代表了数据的变化趋势,通过线的走势可以直观地展现数据的增长、减少或者波动情况。 | ||
| 66 | ))) | ||
| 67 | ))) | ||
| 68 | |||
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3.1 | 69 | ====== 【基本要求】 ====== |
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1.1 | 70 | |
| 71 | 要实现折线图的效果,基本要求如下 。 | ||
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| 73 | |||
| 74 | |横轴|纵轴|分组|参考线 | ||
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4.1 | 75 | |最多1个字段|可选多个字段,最多30个字段|最多1个字段|可选多个字段,最多30个字段 |
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1.1 | 76 | |
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3.1 | 77 | ====== ====== |
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1.1 | 78 | |
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12.1 | 79 | ==== **【配置步骤】** ==== |
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3.1 | 80 | |
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1.1 | 81 | **Step-1 选择图形** |
| 82 | |||
| 83 | 创建报表,选择折线图,如图: | ||
| 84 | |||
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16.1 | 85 | [[image:1737529051357-629.png]] |
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1.1 | 86 | |
| 87 | |||
| 88 | **Step-2 选择图表展示字段** | ||
| 89 | |||
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5.1 | 90 | 将右边数据源列表中的字段拖动放到【横轴】、【纵轴】、【分组】、【参考线】上 |
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1.1 | 91 | |
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16.1 | 92 | [[image:1737528997085-860.png]] |
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1.1 | 93 | |
| 94 | |||
| 95 | Step-3 样式设置 | ||
| 96 | |||
| 97 | 分为三小类:【基础】、【坐标轴】,【图例】,如下图 | ||
| 98 | |||
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5.1 | 99 | [[image:1729663961688-819.png]] |
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1.1 | 100 | |
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12.1 | 103 | ==== **【样式配置说明】** ==== |
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6.1 | 104 | |
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8.1 | 105 | |(% colspan="1" rowspan="1" style="width:52px" %)((( |
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1.1 | 106 | |
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8.1 | 107 | )))|(% colspan="1" rowspan="1" style="width:76.9844px" %)((( |
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6.1 | 108 | 样式设置分类 |
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9.1 | 109 | )))|(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 110 | 配置项 |
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9.1 | 111 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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6.1 | 112 | 用途 |
| 113 | ))) | ||
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10.1 | 114 | |(% colspan="1" rowspan="21" style="width:52px" %)((( |
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6.1 | 115 | **折线图** |
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8.1 | 118 | )))|(% colspan="1" rowspan="12" style="width:76.9844px" %)((( |
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6.1 | 119 | 基础 |
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9.1 | 122 | )))|(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 123 | 显示标题 |
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9.1 | 124 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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8.1 | 125 | ((( |
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7.1 | 126 | 控制画布左上角的标题是否显示的开关 |
| 127 | |||
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9.1 | 128 | [[image:1729664204675-778.png||height="214" width="731"]] |
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6.1 | 129 | ))) |
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8.1 | 130 | |
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| 132 | |||
| 133 | ))) | ||
| 134 | ))) | ||
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9.1 | 135 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 136 | 标题名称 |
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9.1 | 137 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义报表标题 |
| 138 | |(% colspan="1" rowspan="1" style="width:94px" %)((( | ||
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6.1 | 139 | 帮助文字 |
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9.1 | 140 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)开启后,标题右侧出现小问号,鼠标悬浮时,出现帮助文字具体内容 |
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7.1 | 141 | [[image:1729664436892-701.png]] |
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9.1 | 142 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 143 | 帮助文字内容 |
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9.1 | 144 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义帮助文字的文案,例如“这是本月销售订单总额的统计” |
| 145 | |(% colspan="1" rowspan="1" style="width:94px" %)((( | ||
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6.1 | 146 | 折线图类型 |
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9.1 | 147 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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7.1 | 148 | ((( |
| 149 | 支持2种类型:折线、曲线 | ||
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9.1 | 150 | [[image:1729664469432-978.png||height="398" width="875"]] |
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6.1 | 151 | ))) |
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7.1 | 152 | |
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6.1 | 154 | |
| 155 | ))) | ||
| 156 | ))) | ||
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9.1 | 157 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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7.1 | 158 | 配色方案 |
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9.1 | 159 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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7.1 | 160 | 支持用户自定义(多Y轴时)整体的配色方案 |
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6.1 | 161 | ))) |
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9.1 | 162 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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7.1 | 163 | 显示缩略轴 |
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9.1 | 164 | )))|(% 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 |
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7.1 | 165 | [[image:1729664570038-223.png||height="477" width="822"]] |
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9.1 | 166 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 167 | 展示点 |
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9.1 | 168 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
| 169 | ((( | ||
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6.1 | 170 | 默认打开,关闭后画布上不显示折线的每个描点 |
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9.1 | 173 | [[image:1729736532720-382.png||height="441" width="866"]] |
| 174 | ))) | ||
| 175 | |||
| 176 | ((( | ||
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6.1 | 177 | |
| 178 | ))) | ||
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9.1 | 179 | ))) |
| 180 | |(% colspan="1" rowspan="1" style="width:94px" %)((( | ||
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6.1 | 181 | 点大小 |
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9.1 | 182 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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7.1 | 183 | 控制折线图中点大小 |
| 184 | |||
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9.1 | 185 | [[image:1729664677195-525.png||height="515" width="857"]] |
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6.1 | 186 | ))) |
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9.1 | 187 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 188 | 展示线 |
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9.1 | 189 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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7.1 | 190 | 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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6.1 | 191 | |
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9.1 | 192 | [[image:1729664725301-778.png||height="403" width="937"]] |
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6.1 | 193 | |
| 194 | |||
| 195 | ))) | ||
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9.1 | 196 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 197 | 线粗细 |
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| 199 | |||
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9.1 | 200 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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7.1 | 201 | 支持用户控制折线的线段粗细 |
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6.1 | 202 | ))) |
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9.1 | 203 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 204 | 填充 |
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| 206 | |||
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9.1 | 207 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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6.1 | 208 | 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: |
| 209 | |||
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7.1 | 210 | [[image:1729664811246-731.png||height="276" width="683"]] |
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6.1 | 211 | |
| 212 | |||
| 213 | ))) | ||
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9.1 | 214 | |(% colspan="1" rowspan="5" style="width:76.9844px" %)((( |
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7.1 | 215 | 横轴 |
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6.1 | 216 | |
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9.1 | 218 | )))|(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 219 | 显示轴标题 |
| 220 | |||
| 221 | |||
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9.1 | 222 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
| 223 | 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 | ||
| 224 | |||
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16.1 | 225 | [[image:1737529012159-610.png]] |
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6.1 | 226 | ))) |
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9.1 | 227 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
| 228 | 轴标题名称 | ||
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6.1 | 229 | |
| 230 | |||
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9.1 | 231 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义想要的轴标题名称文案 |
| 232 | |(% colspan="1" rowspan="1" style="width:94px" %)((( | ||
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6.1 | 233 | 颜色字号 |
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9.1 | 234 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义轴标题的颜色和字号 |
| 235 | |(% colspan="1" rowspan="1" style="width:94px" %)((( | ||
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6.1 | 236 | 轴标签 |
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9.1 | 237 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
| 238 | 控制是否显示轴标签的开关,如下图: | ||
| 239 | |||
| 240 | [[image:1729737350555-287.png||height="438" width="900"]] | ||
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6.1 | 241 | ))) |
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9.1 | 242 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 243 | (轴标签)自动旋转 |
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9.1 | 244 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
| 245 | 轴标签会斜45°显示,如下图 | ||
| 246 | |||
| 247 | [[image:1729737429518-371.png]] | ||
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6.1 | 248 | ))) |
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10.1 | 249 | |(% colspan="1" rowspan="4" style="width:76.9844px" %)((( |
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7.1 | 250 | 纵轴 |
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6.1 | 251 | |
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9.1 | 253 | )))|(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 254 | 显示轴标题 |
| 255 | |||
| 256 | |||
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9.1 | 257 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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10.1 | 258 | 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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6.1 | 259 | |
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10.1 | 260 | (图中:“Y轴标题”是轴标题, “桌子、椅子、窗帘”是图例) |
| 261 | |||
| 262 | [[image:1729737694678-922.png]] | ||
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6.1 | 263 | ))) |
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9.1 | 264 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 265 | 标题内容 |
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10.1 | 266 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)支持用户自定义想要的轴标题名称文案 |
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9.1 | 267 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 268 | 轴标签 |
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9.1 | 269 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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10.1 | 270 | 控制Y轴轴标签是否显示的开关 |
| 271 | |||
| 272 | [[image:1729737826799-987.png||height="434" width="369"]] | ||
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6.1 | 273 | ))) |
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9.1 | 274 | |(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 275 | 刻度数 |
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10.1 | 276 | )))|(% 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) |
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8.1 | 277 | |(% colspan="1" rowspan="1" style="width:52px" %)((( |
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6.1 | 278 | |
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8.1 | 279 | )))|(% colspan="1" rowspan="3" style="width:76.9844px" %)((( |
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6.1 | 280 | 图例 |
| 281 | |||
| 282 | |||
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9.1 | 283 | )))|(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 284 | 显示图例 |
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9.1 | 285 | )))|(% colspan="1" rowspan="1" style="width:1272px" %)((( |
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10.1 | 286 | 默认开启, 关闭后则不显示图例 |
| 287 | |||
| 288 | [[image:1729737941885-204.png||height="506" width="842"]] | ||
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6.1 | 289 | ))) |
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8.1 | 290 | |(% colspan="1" rowspan="1" style="width:52px" %)((( |
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6.1 | 291 | |
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9.1 | 292 | )))|(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 293 | 图例位置 |
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10.1 | 294 | )))|(% 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 |
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8.1 | 295 | |(% colspan="1" rowspan="1" style="width:52px" %)((( |
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6.1 | 296 | |
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9.1 | 297 | )))|(% colspan="1" rowspan="1" style="width:94px" %)((( |
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6.1 | 298 | 颜色字号 |
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14.1 | 299 | )))|(% 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 |