Small fixes to plotting colors, esp. strokes!

pyramid/fielddata.py

@@ -1050,7 +1050,7 @@ class VectorData(FieldData):
             txtcolor = 'w' if stroke == 'k' else 'k'
             edgecolor = stroke if stroke is not None else 'none'
             qk = plt.quiverkey(Q=quiv, X=0.88, Y=0.065, U=1, label=label, labelpos='W',
-                               coordinates='axes', facecolor=txtcolor, edgecolor=edgecolor,
+                               coordinates='axes', facecolor='w', edgecolor='k',
                                labelcolor=txtcolor, linewidth=0.5,
                                clip_box=axis.bbox, clip_on=True,
                                fontproperties={'size': kwargs.get('fontsize', fontsize)})

pyramid/plottools.py

@@ -100,14 +100,15 @@ def add_scalebar(axis, sampling=1, fontsize=None, stroke=None):
     # Create scale bar:
     height = dim_uv[0] * 0.01
     scalebar = AnchoredSizeBar(transform, size, label, loc, borderpad=0.2, pad=0.2, sep=5,
-                               fontproperties=fontprops, color=txtcolor, size_vertical=height,
+                               fontproperties=fontprops, color='w', size_vertical=height,
                                frameon=False, label_top=True, fill_bar=True)
-    # Set stroke is necessary:
+    scalebar.txt_label._text._color = txtcolor  # Overwrite AnchoredSizeBar color!
+    # Set stroke if necessary:
     if stroke is not None:
         effect_txt = [patheffects.withStroke(linewidth=2, foreground=stroke)]
         scalebar.txt_label._text.set_path_effects(effect_txt)
-        effect_bar = [patheffects.withStroke(linewidth=3, foreground=stroke)]
-        scalebar.size_bar._children[0].set_path_effects(effect_bar)
+    effect_bar = [patheffects.withStroke(linewidth=3, foreground='k')]
+    scalebar.size_bar._children[0].set_path_effects(effect_bar)
     # Add scale bar to axis and return:
     axis.add_artist(scalebar)
     return scalebar