New [flowerplot]

add source code for flowerplot

DESCRIPTION

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+Package: flowerplot
+Title: Flower Plot
+Version: 0.1.0
+Author: Wei Dong
+Maintainer: Wei Dong <[email protected]>
+Description: This Package Is Used To Draw Flower Plot With Multiple Data Sets.
+License: GPL (>= 3)
+Encoding: UTF-8
+LazyData: true
+Roxygen: list(markdown = TRUE)
+RoxygenNote: 7.1.1
+Depends: R (>= 2.10), plotrix, RColorBrewer
+Suggests: rmarkdown, knitr
+VignetteBuilder: knitr
+NeedsCompilation: no
+Packaged: 2021-05-06 13:14:58 UTC; Dell

NAMESPACE

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+# Generated by roxygen2: do not edit by hand
+
+export(flowerplot)
+import(RColorBrewer)
+import(plotrix)

R/flower_dat.R

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+#' @title flower_dat
+#'
+#' @description used as demo data for this package
+#'
+#' @docType data
+#' @name flower_dat
+#'
+#' @format A data frame with multiple columns.
+#'
+#' @examples
+#' data(flower_dat)
+#' head(flower_dat)
+NULL

R/flowerplot.R

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+#' @title flowerplot
+#'
+#' @description A package for drawing flower plot with multiple data sets.
+#'
+#' @author Wei Dong <[email protected]>
+#'
+#' @param data a dataframe with multiple columns.
+#' @param angle set the angle angle of rotation in degress.
+#' @param a set the radii of the ellipses along the x-axes.
+#' @param b set the radii of the ellipses along the y-axes.
+#' @param r set the radius of the circle.
+#' @param ellipse_col_pal set the color palette for filling the ellipse.
+#' @param circle_col set the color for filling the circle.
+#' @param label_text_cex set the label text cex.
+#'
+#' @return A flower plot.
+#' @export
+#' @import plotrix
+#' @import RColorBrewer
+#'
+#' @examples
+#' data(flower_dat)
+#' head(flower_dat)
+#'
+#' flowerplot(flower_dat)
+#' flowerplot(flower_dat, a = 0.5, b = 2, r = 1,
+#'            circle_col = "red", ellipse_col_pal = "Spectral",
+#'            label_text_cex = 1.5)
+#' flowerplot(flower_dat, angle = 60, ellipse_col_pal = "Set3")
+flowerplot <- function(data, angle = 90,
+                       a = 1, b = 2, r = 1,
+                       ellipse_col_pal = "Set1",
+                       circle_col = "white",
+                       label_text_cex = 1)
+{
+  set_name <- colnames(flower_dat)
+  item_id <- unique(flower_dat[,1])
+  item_id <- item_id[item_id != '']
+  core_item_id <- item_id
+  item_num <- length(item_id)
+
+  for (i in 2:ncol(flower_dat)) {
+    item_id <- unique(flower_dat[,i])
+    item_id <- item_id[item_id != '']
+    core_item_id <- intersect(core_item_id, item_id)
+    item_num <- c(item_num, length(item_id))
+  }
+  core_num <- length(core_item_id)
+
+  graphics::par( bty = 'n', ann = F, xaxt = 'n', yaxt = 'n', mar = c(1,1,1,1))
+  graphics::plot(c(0,10), c(0,10), type='n')
+  n   <- length(set_name)
+  # set the angle of degress
+  deg <- 360 / n
+  # set the ellipse filling color
+  colors <- RColorBrewer::brewer.pal(8, ellipse_col_pal)
+  ellipse_col <- grDevices::colorRampPalette(colors)(n)
+
+  res <- lapply(1:n, function(t){
+    plotrix::draw.ellipse(x = 5 + cos((angle + deg * (t - 1)) * pi / 180),
+                          y = 5 + sin((angle + deg * (t - 1)) * pi / 180),
+                          col = ellipse_col[t],
+                          border = ellipse_col[t],
+                          a = a, b = b,
+                          angle = deg * (t - 1))
+    graphics::text(x = 5 + 2.5 * cos((angle + deg * (t - 1)) * pi / 180),
+                   y = 5 + 2.5 * sin((angle + deg * (t - 1)) * pi / 180),
+                   item_num[t])
+
+    if (deg * (t - 1) < 180 && deg * (t - 1) > 0 ) {
+      graphics::text(x = 5 + 3.3 * cos((angle + deg * (t - 1)) * pi / 180),
+                     y = 5 + 3.3 * sin((angle + deg * (t - 1)) * pi / 180),
+                     set_name[t],
+                     srt = deg * (t - 1) - angle,
+                     adj = 1,
+                     cex = label_text_cex
+      )
+    } else {
+      graphics::text(x = 5 + 3.3 * cos((angle + deg * (t - 1)) * pi / 180),
+                     y = 5 + 3.3 * sin((angle + deg * (t - 1)) * pi / 180),
+                     set_name[t],
+                     srt = deg * (t - 1) + angle,
+                     adj = 0,
+                     cex = label_text_cex
+      )
+    }
+  })
+  plotrix::draw.circle(x = 5, y = 5, r = r, col = circle_col, border = NA)
+  graphics::text(x = 5, y = 5, paste('Core items:', core_num), cex = label_text_cex)
+}

README.md

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+
+<!-- README.md is generated from README.Rmd. Please edit that file -->
+
+# generankplot
+
+<!-- badges: start -->
+
+<!-- badges: end -->
+
+The goal of flowerplot is to draw flower plot.
+
+## Installation
+
+You can install the released version of flowerplot from
+[GitHub](https://github.com/dongwei1220/flowerplot) with:
+
+``` r
+devtools::install_github("dongwei1220/flowerplot")
+```
+
+## Example
+
+This is a basic example which shows you how to solve a common problem:
+
+``` r
+library(flowerplot)
+#> Loading required package: plotrix
+#> Warning: package 'plotrix' was built under R version 3.6.3
+#> Loading required package: RColorBrewer
+
+## basic example code
+data(flower_dat)
+head(flower_dat)
+#>      Set1   Set2  Set3  Set4   Set5    Set6   Set7     Set8
+#> 1   ZMIZ1  ADCY5  TNS1  TNS1   TNS1   ZMIZ1 SORBS1     RGS3
+#> 2    TNS1  ACTN4 ZMIZ1 ZMIZ1  ZMIZ1    TNS1   TNS1    FHOD3
+#> 3   CASZ1 SORBS1  RXRA  RXRA TSPAN9   CASZ1  ZMIZ1 PPARGC1B
+#> 4    NFIC   TNS1 AHDC1 NCOR2   MIDN    NFIC  RBM20     NNMT
+#> 5 CACNA1C  ZMIZ1 ACTN4  MIDN  NCOR2 CACNA1C TSPAN9   SORBS2
+#> 6   AHDC1  RBM20  MIDN AHDC1  AHDC1   AHDC1  SYNPO   FAM53B
+
+flowerplot(flower_dat)
+```
+
+<img src="man/figures/README-example-1.png" width="100%" />
+
+``` r
+flowerplot(flower_dat, a = 0.5, b = 2, r = 1,
+           circle_col = "red", ellipse_col_pal = "Spectral",
+           label_text_cex = 1)
+```
+
+<img src="man/figures/README-example-2.png" width="100%" />
+
+``` r
+flowerplot(flower_dat, angle = 60, ellipse_col_pal = "Set3")
+```
+
+<img src="man/figures/README-example-3.png" width="100%" />
+
+In that case, don’t forget to commit and push the resulting figure
+files, so they display on GitHub and CRAN.

inst/doc/flowerplot-tutorial.R

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+## ---- include = FALSE---------------------------------------------------------
+knitr::opts_chunk$set(
+  collapse = TRUE,
+  comment = "#>"
+)
+
+## ----example, fig.width=7,fig.height=6.5--------------------------------------
+library(flowerplot)
+
+## basic example code
+data(flower_dat)
+head(flower_dat)
+
+flowerplot(flower_dat)
+flowerplot(flower_dat, a = 0.5, b = 2, r = 1,
+           circle_col = "red", ellipse_col_pal = "Spectral",
+           label_text_cex = 1)
+flowerplot(flower_dat, angle = 60, ellipse_col_pal = "Set3")
+

inst/doc/flowerplot-tutorial.Rmd

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+---
+title: "flowerplot-tutorial"
+output: rmarkdown::html_vignette
+vignette: >
+  %\VignetteIndexEntry{flowerplot-tutorial}
+  %\VignetteEngine{knitr::rmarkdown}
+  %\VignetteEncoding{UTF-8}
+---
+
+```{r, include = FALSE}
+knitr::opts_chunk$set(
+  collapse = TRUE,
+  comment = "#>"
+)
+```
+
+The goal of flowerplot is to draw flower plot.
+
+## Installation
+
+You can install the released version of flowerplot from [GitHub](https://github.com/dongwei1220/flowerplot) with:
+
+``` r
+devtools::install_github("dongwei1220/flowerplot")
+```
+
+## Example
+
+This is a basic example which shows you how to solve a common problem:
+
+```{r example, fig.width=7,fig.height=6.5}
+library(flowerplot)
+
+## basic example code
+data(flower_dat)
+head(flower_dat)
+
+flowerplot(flower_dat)
+flowerplot(flower_dat, a = 0.5, b = 2, r = 1,
+           circle_col = "red", ellipse_col_pal = "Spectral",
+           label_text_cex = 1)
+flowerplot(flower_dat, angle = 60, ellipse_col_pal = "Set3")
+```
+