start theme with plotly

Author: gordonwoodhull

quarto/__init__.py

@@ -6,3 +6,4 @@
 from quarto.quarto import path
 from quarto.render import render
 from quarto.metadata import metadata
+from quarto.theme import plotly_theme_colors, plotly_theme_brand

quarto/theme.py

@@ -0,0 +1,14 @@
+import yaml
+import plotly.graph_objects as go
+from functools import partial
+
+def plotly_theme_colors(bg, fg):
+  return go.layout.Template({'layout': {
+    'paper_bgcolor': bg,
+    'plot_bgcolor': bg,
+    'font_color': fg,
+  }})
+
+def plotly_theme_brand(brand_yml):
+  brand = yaml.safe_load(open(brand_yml).read())
+  return plotly_theme_colors(brand["color"]["background"], brand["color"]["foreground"])