Increase the default nbin of colourbar (#3521)

* Increase the default nbin of colourbar to 300
tidyverse · Oct 13, 2019 · 115c396 · 115c396
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diff --git a/NEWS.md b/NEWS.md
@@ -82,6 +82,8 @@
 
 * Fix a bug when `show.legend` is a named logical vector (#3461, @yutannihilation).
 
+* Increase the default `nbin` of `guide_colourbar()` to place the ticks more precisely (#3508, @yutannihilation).
+
 # ggplot2 3.2.1
 
 This is a patch release fixing a few regressions introduced in 3.2.0 as well as

diff --git a/R/guide-colorbar.r b/R/guide-colorbar.r
@@ -116,7 +116,7 @@ guide_colourbar <- function(
   # bar
   barwidth = NULL,
   barheight = NULL,
-  nbin = 20,
+  nbin = 300,
   raster = TRUE,
 
   # frame

diff --git a/man/guide_colourbar.Rd b/man/guide_colourbar.Rd
diff --git a/tests/figs/geom-raster/1-x-3-just-0-0.svg b/tests/figs/geom-raster/1-x-3-just-0-0.svg
diff --git a/tests/figs/geom-raster/1-x-3-set-limits.svg b/tests/figs/geom-raster/1-x-3-set-limits.svg