线图（颜色点）

作者

[编辑] 郑虎;

[审核] .

修改于

2026-01-27

注记

Hiplot 网站

本页面为 Hiplot Line (Color Dot) 插件的源码版本教程，您也可以使用 Hiplot 网站实现无代码绘图，更多信息请查看以下链接:

https://hiplot.cn/basic/line-color-dot?lang=zh_cn

环境配置

  • 系统: Cross-platform (Linux/MacOS/Windows)

  • 编程语言: R

  • 依赖包: data.table; jsonlite; grafify

# 安装包
if (!requireNamespace("data.table", quietly = TRUE)) {
  install.packages("data.table")
}
if (!requireNamespace("jsonlite", quietly = TRUE)) {
  install.packages("jsonlite")
}
if (!requireNamespace("grafify", quietly = TRUE)) {
  install.packages("grafify")
}

# 加载包
library(data.table)
library(jsonlite)
library(grafify)
sessioninfo::session_info("attached")
─ Session info ───────────────────────────────────────────────────────────────
 setting  value
 version  R version 4.5.2 (2025-10-31)
 os       Ubuntu 24.04.3 LTS
 system   x86_64, linux-gnu
 ui       X11
 language (EN)
 collate  C.UTF-8
 ctype    C.UTF-8
 tz       UTC
 date     2026-01-28
 pandoc   3.1.3 @ /usr/bin/ (via rmarkdown)
 quarto   1.8.27 @ /usr/local/bin/quarto

─ Packages ───────────────────────────────────────────────────────────────────
 package    * version date (UTC) lib source
 data.table * 1.18.0  2025-12-24 [1] RSPM
 ggplot2    * 4.0.1   2025-11-14 [1] RSPM
 grafify    * 5.1.0   2025-08-25 [1] RSPM
 jsonlite   * 2.0.0   2025-03-27 [1] RSPM

 [1] /home/runner/work/_temp/Library
 [2] /opt/R/4.5.2/lib/R/site-library
 [3] /opt/R/4.5.2/lib/R/library
 * ── Packages attached to the search path.

──────────────────────────────────────────────────────────────────────────────

数据准备

# 加载数据
data <- data.table::fread(jsonlite::read_json("https://hiplot.cn/ui/basic/line-color-dot/data.json")$exampleData[[1]]$textarea[[1]])
data <- as.data.frame(data)

# 整理数据格式
x <- "Time"
y <- "PI"
group <- "Experiment"
facet <- "Genotype"
data[, x] <- factor(data[, x], levels = unique(data[, x]))
data[, group] <- factor(data[, group], levels = unique(data[, group]))
data[, facet] <- factor(data[, facet], levels = unique(data[, facet]))

# 查看数据
head(data)
  Experiment Time Subject Genotype       PI Time2
1         e1 t100      s1       WT 20.47120   100
2         e2 t100      s2       WT 28.88967   100
3         e3 t100      s3       WT 11.55061   100
4         e4 t100      s4       WT 23.24516   100
5         e5 t100      s5       WT 30.20904   100
6         e6 t100      s6       WT 28.68300   100

可视化

# 线图（颜色点）
p <- plot_befafter_colours(
  data = data, xcol = get(x), ycol = get(y), match = get(group),
  symsize = 5, symthick = 1, s_alpha = 1) +
  facet_wrap(facet) +
  guides(fill = guide_legend(title = group)) +
  scale_fill_grafify() +
  xlab(x) + ylab(y) +
  ggtitle("Two-way repeated measures") +
  theme(text = element_text(family = "Arial"),
        plot.title = element_text(size = 12, hjust = 0.5),
        axis.title = element_text(size = 12),
        axis.text = element_text(size = 10),
        axis.text.x = element_text(angle = 0, hjust = 0.5,vjust = 1),
        legend.position = "right",
        legend.direction = "vertical",
        legend.title = element_text(size = 10),
        legend.text = element_text(size = 10))

p
图 1: 线图（颜色点）