UnicodePlots: support markers (#3845)

src/backends.jl

@@ -943,7 +943,34 @@ const _unicodeplots_seriestype = [
     :spy,
 ]
 const _unicodeplots_style = [:auto, :solid]
-const _unicodeplots_marker = [:none, :auto, :circle]
+const _unicodeplots_marker = [
+    :none,
+    :auto,
+    :pixel,
+    # vvvvvvvvvv shapes
+    :circle,
+    :rect,
+    :star5,
+    :diamond,
+    :hexagon,
+    :cross,
+    :xcross,
+    :utriangle,
+    :dtriangle,
+    :rtriangle,
+    :ltriangle,
+    :pentagon,
+    # :heptagon,
+    # :octagon,
+    :star4,
+    :star6,
+    # :star7,
+    :star8,
+    :vline,
+    :hline,
+    :+,
+    :x,
+]
 const _unicodeplots_scale = [:identity, :ln, :log2, :log10]
 
 # Additional constants

src/backends/unicodeplots.jl

@@ -115,11 +115,14 @@ function addUnicodeSeries!(
         return UnicodePlots.spy(series[:z].surf; kw...)
     end
 
+    series_kw = (;)
+
     # now use the ! functions to add to the plot
     if st in (:path, :straightline, :shape)
         func = UnicodePlots.lineplot!
     elseif st == :scatter || series[:markershape] != :none
         func = UnicodePlots.scatterplot!
+        series_kw = (; marker=series[:markershape])
     else
         error("Series type $st not supported by UnicodePlots")
     end
@@ -129,7 +132,7 @@ function addUnicodeSeries!(
     for (n, segment) in enumerate(series_segments(series, st; check = true))
         i, rng = segment.attr_index, segment.range
         lc = get_linecolor(series, i)
-        up = func(up, x[rng], y[rng]; color = up_color(lc), name = n == 1 ? label : "")
+        up = func(up, x[rng], y[rng]; color = up_color(lc), name = n == 1 ? label : "", series_kw...)
     end
 
     for (xi, yi, str, fnt) in EachAnn(series[:series_annotations], x, y)

src/examples.jl

@@ -1255,7 +1255,6 @@ _backend_skips = Dict(
     :unicodeplots => [
         5,  # limits issue
         6,  # embedded images unsupported
-        13,  # markers unsupported
         16,  # nested layout unsupported
         21,  # custom markers unsupported
         22,  # contours unsupported
@@ -1269,7 +1268,6 @@ _backend_skips = Dict(
         43,  # heatmap with DateTime
         45,  # error bars
         47,  # mesh3D unsupported
-        48,  # markershapes unsupported
         49,  # polar heatmap
         50,  # 3D surface unsupported
         51,  # embedded images unsupported