Add option strip_zero for MultiplesTicks

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## [Unreleased]
 
 - Show DataInspector tooltip on NaN values if `nan_color` has been set to other than `:transparent` [#4310](https://github.com/MakieOrg/Makie.jl/pull/4310)
+- `MultiplesTicks` accepts new option `strip_zero=true`, allowing labels of the form `0x` to be `0` [#4372](https://github.com/MakieOrg/Makie.jl/pull/4372)
 
 ## [0.21.11] - 2024-09-13
 

src/makielayout/lineaxis.jl

@@ -667,7 +667,13 @@ function get_ticks(m::MultiplesTicks, any_scale, ::Automatic, vmin, vmax)
     dvmax = vmax / m.multiple
     multiples = Makie.get_tickvalues(LinearTicks(m.n_ideal), dvmin, dvmax)
 
-    multiples .* m.multiple, showoff_minus(multiples) .* m.suffix
+    locs = multiples .* m.multiple
+    labs = showoff_minus(multiples) .* m.suffix
+    if m.strip_zero
+        labs = map(x -> x[1] != '0' ? x : "0", labs)
+    end
+
+    return locs, labs
 end
 
 function get_ticks(m::AngularTicks, any_scale, ::Automatic, vmin, vmax)

src/makielayout/types.jl

@@ -66,13 +66,20 @@ that are multiples of pi, printed like "1π", "2π", etc.:
 ```
 MultiplesTicks(5, pi, "π")
 ```
+
+If `strip_zero == true`, then the resulting labels
+will be checked and any label that is a multiple of 0
+will be set to "0".
 """
 struct MultiplesTicks
     n_ideal::Int
     multiple::Float64
     suffix::String
+    strip_zero::Bool
 end
 
+MultiplesTicks(n_ideal, multiple, suffix) = MultiplesTicks(n_ideal, multiple, suffix, false)
+
 """
     AngularTicks(label_factor, suffix[, n_ideal::Vector{Vec2f}])