Don't use deprecated compose

Author: facelessuser

ch_tool_blend.py

@@ -126,7 +126,7 @@ def evaluate(base, string):
                 colors[0] = first.color.convert(space)
         if second:
             colors.append(second.color)
-            colors.append(first.color.compose(second.color, blend=blend_mode, space=space, out_space=space))
+            colors.append(base.layer([first.color, second.color], blend=blend_mode, space=space, out_space=space))
     except Exception:
         colors = []
     return colors

ch_tool_contrast.py

@@ -121,7 +121,7 @@ def evaluate(base, string, gamut_map):
             colors.append(second.fit('srgb', **gamut_map))
             if ratio:
                 if first[-1] < 1.0:
-                    first = first.compose(second, space="srgb", out_space=first.space())
+                    first = base.layer([first, second], space='srgb', out_space=first.space())
                 hwb_fg = first.convert('hwb').clip()
                 hwb_bg = second.convert('hwb').clip()
                 first.update(hwb_fg)
@@ -140,10 +140,10 @@ def evaluate(base, string, gamut_map):
 
             if first[-1] < 1.0:
                 # Contrasted with current color
-                colors.append(first.compose(second, space="srgb", out_space=first.space()))
+                colors.append(base.layer([first, second], space="srgb", out_space=first.space()))
                 # Contrasted with the two extremes min and max
-                colors.append(first.compose("white", space="srgb", out_space=first.space()))
-                colors.append(first.compose("black", space="srgb", out_space=first.space()))
+                colors.append(base.layer([first, "white"], space="srgb", out_space=first.space()))
+                colors.append(base.layer([first, "black"], space="srgb", out_space=first.space()))
             else:
                 colors.append(first)
     except Exception as e:

lib/colorbox.py

@@ -53,7 +53,7 @@ def checkered_color(color, background):
     """Mix color with the checkered color."""
 
     checkered = Color(color)
-    return checkered.compose(background, space=checkered.space(), out_space=checkered.space())
+    return Color.layer([checkered, background], space=checkered.space(), out_space=checkered.space())
 
 
 def get_border_size(direction, border_map):