ggplotify | Convert plot function call | Data Visualization library
kandi X-RAY | ggplotify Summary
kandi X-RAY | ggplotify Summary
Convert plot function call (using expression or formula) to ‘grob’ or ‘ggplot’ object that compatible to the ‘grid’ and ‘ggplot2’ ecosystem. With this package, we are able to e.g. using ‘cowplot’ to align plots produced by ‘base’ graphics, ‘grid’, ‘lattice’, ‘vcd’ etc. by converting them to ‘ggplot’ objects.
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Trending Discussions on ggplotify
QUESTION
I am trying to combine test1, a map made with tmap, with test2, a plot made with ggplot2, using cowplot::plot_grid.
...ANSWER
Answered 2021-Apr-02 at 07:48Yes, I've recently added tmap_grob
which does the job.
QUESTION
I would like to generate multiple plots using marginplot() (VIM package) and then arrange them into one big figure. I tried to use grid.arrange (grid/gridExtra package) and it did not work. The error was, that a grob was expected as input. So I tried to first convert the marginplot into a ggplot (as.ggplot) or grob (as.grob) but this did not work. Has anyone an idea how to arrange the plots?
...ANSWER
Answered 2021-Feb-27 at 10:54With base plots this error occurs. Learned here: grid.arrange from gridExtras exiting with "only 'grobs' allowed in 'gList'" after update
grid.arrange
is intended to be used with "grid graphical objects" (grobs), such as ggplot2
.
One could find an equivalent grid-plot or use a base-graphics approach to stacking plots. Try this:
QUESTION
I use the PUPAIM package to generate adsorption isotherms e.g. redlichpanalysis(Ce,Qe)
For example with the following variables:
...ANSWER
Answered 2021-Jan-01 at 20:24If we review the source code for PUPAIM::redlichpanalysis
, we will see that the plotting is simple:
QUESTION
I am using the R programming language. I am trying to follow this tutorial over here: https://rviews.rstudio.com/2017/09/25/survival-analysis-with-r/ (bottom of the page).
I have slightly modified the code for this tutorial and have plotted the "staircases" (i.e. "survival functions", in the below picture "red", "blue", "green") corresponding to 3 of the observations in the data:
...ANSWER
Answered 2020-Dec-25 at 23:39The issue is that when you draw a plot in base
graphics draw directly on a device. The line of your code grob= plot(r_fit$unique.death.times, pred[1,], type = "l", col = "red")
creates a NULL
object (unlike ggplot
which would return a plot object).
You can make the plot directly in ggplot
(there are a few ways of doing this but I've done a simple example bolow) and convert it with ggplotly
:
QUESTION
I have a grob
object (in my case it's euler
plot) and a ggplot
object, and I want to place one on top of another, for example:
ANSWER
Answered 2020-Oct-23 at 14:04You could use annotation_custom
:
QUESTION
I have an R package as a back-end engine for a GUI (JASP). I want to be able to have people convert their images to greyscale (for publication printing). For most plots, I can use scale_colour_grey()
, but that doesn't work when colors are specified within stats_summary. For example:
ANSWER
Answered 2020-Aug-14 at 19:07You can actually get at the ggplot object before it is built, reach into the layer that has the coloured object and change it. Here's a full reprex:
QUESTION
I would like to label my plot, possibly using the equation method from ggpmisc to give an informative label that links to the colour and equation (then I can remove the legend altogether). For example, in the plot below, I would ideally have the factor levels of 4, 6 and 8 in the equation LHS.
...ANSWER
Answered 2020-Apr-22 at 06:22What about a manual solution where you can add your equation as geom_text
?
Pros: Highly customization / Cons: Need to be manually edited based on your equation
Here, using your example and the linear regression:
QUESTION
I have a pretty complicated case at hand with ggplot2
. I tried to exemplify it with a MWE using iris
data below.
I just have boxplots in facets, and wanted to move the legend to take the space of the empty facets.
This is all good, I use lemon::reposition_legend()
for that and it works.
However, I then have to modify a bunch of things in the plot (namely add significant test results and other things that are not relevant for this question), and I am forced to use ggplot_build()
on my output plot for that purpose.
After using ggplot_build()
to modify my plot, I do not seem to be able to use reposition_legend()
successfully anymore...
Check out my MWE below.
First I load the packages I need, and define a shift_legend()
function (which uses reposition_legend()
), based on an answer to this question.
ANSWER
Answered 2020-Feb-20 at 11:21I have revised this answer based on further information from the OP.
We start by loading the libraries and creating the plot. For this example I have added an extra layer of text objects that can be manipulated in the resulting ggplot_built
object, as the OP requires:
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