DOC: update encoding tables
@@ -61,16 +61,19 @@ yerror2 :class:`YError2` The second y-axis error value N/A
Mark Property Channels:
-======= ================ ======================== =========================================
+============= ====================== ============================== =========================================
Channel Altair Class Description Example
-======= ================ ======================== =========================================
+============= ====================== ============================== =========================================
color :class:`Color` The color of the mark :ref:`gallery_simple_heatmap`
fill :class:`Fill` The fill for the mark N/A
+fillopacity :class:`FillOpacity` The opacity of the mark's fill N/A
opacity :class:`Opacity` The opacity of the mark :ref:`gallery_horizon_graph`
shape :class:`Shape` The shape of the mark N/A
size :class:`Size` The size of the mark :ref:`gallery_table_bubble_plot_github`
stroke :class:`Stroke` The stroke of the mark N/A
-======= ================ ======================== =========================================
+strokeopacity :class:`StrokeOpacity` The opacity of the line N/A
+strokewidth :class:`StrokeWidth` The width of the line N/A
+============= ====================== ============================== =========================================
Text and Tooltip Channels:
