Merge

prettymaps/draw.py

@@ -27,6 +27,35 @@ from collections.abc import Iterable
 # Fetch
 from .fetch import *
 
+# Helper functions
+def get_hash(key):
+    return frozenset(key.items()) if type(key) == dict else key
+
+# Drawing functions
+def show_palette(palette, description = ''):
+    '''
+    Helper to display palette in Markdown
+    '''
+
+    colorboxes = [
+        f'![](https://placehold.it/30x30/{c[1:]}/{c[1:]}?text=)'
+        for c in palette
+    ]
+
+    display(Markdown((description)))
+    display(Markdown(tabulate(pd.DataFrame(colorboxes), showindex = False)))
+
+def get_patch(shape, **kwargs):
+    '''
+    Convert shapely object to matplotlib patch
+    '''
+    #if type(shape) == Path:
+    #    return patches.PathPatch(shape, **kwargs)
+    if type(shape) == Polygon and shape.area > 0:
+        return PolygonPatch(list(zip(*shape.exterior.xy)), **kwargs)
+    else:
+        return None
+
 # Plot a single shape
 def plot_shape(shape, ax, vsketch = None, **kwargs):
     '''