bubble

Author: Mohammed Sadique

lib/matplotex/colorscheme/colormap.ex

@@ -28,6 +28,8 @@ defmodule Matplotex.Colorscheme.Colormap do
     |> Enum.map(&colormap(&1, size))
   end
 
+  def default_cmap(), do: viridis()
+
   defp colormap({color, idx}, size) do
     offset = idx / size * 100
     %__MODULE__{color: color, offset: offset}

lib/matplotex/colorscheme/garner.ex

@@ -2,21 +2,19 @@ defmodule Matplotex.Colorscheme.Garner do
 alias Matplotex.Colorscheme.Rgb
 alias Matplotex.Colorscheme.Blender
 alias Matplotex.InputError
-alias Matplotex.Colorscheme.Colormap
 
   defstruct [:range, :color_cue,  :cmap, :preceeding, :minor, :major, :final]
 
   def garn_color({min, max} = range, point, cmap) when max != min do
     cue = (point - min) / (max - min)
     cmap
-    |> fetch_from_cmap()
+    |> make_from_cmap()
     |> put_range(range, cue)
     |> point_color()
   end
 
-  defp fetch_from_cmap(cmap) do
+  defp make_from_cmap(cmap) do
     cmap
-    |>Colormap.fetch_cmap()
     |>to_rgb()
     |>place_edges()
   end

test/matplotex/figure/areal/scatter_test.exs

@@ -12,7 +12,18 @@ defmodule Matplotex.Figure.Areal.ScatterTest do
       assert %Figure{axes: %{data: {x, _y}, element: elements}} = Scatter.materialize(figure)
       assert Enum.count(elements, fn elem -> elem.type == "plot.marker" end) == length(x)
     end
+    test "adds point with specific color with color scheme" do
+      x = [1, 3, 7, 4, 2, 5, 6]
+      y = [1, 3, 7, 4, 2, 5, 6]
+      colors = [1, 3, 7, 4, 2, 5, 6]
 
+    assert %Figure{axes: %{element: elements}} =   x
+    |> Matplotex.scatter(y, colors: colors)
+    |> Matplotex.figure(%{figsize: size, margin: margin})
+    |> Scatter.materialize()
+
+    assert elements|>Enum.filter(fn elem -> elem.type == "point.color" end)|>length()
+    end
   end
 
   describe "generate_ticks/2" do