modify pages

pages/2_🌲_Japan_Vegetation_Cover.py

@@ -8,6 +8,7 @@ import os
 import requests
 import json
 from shapely.geometry import shape
+import matplotlib.pyplot as plt
 
 st.set_page_config(layout="wide")
 
@@ -113,7 +114,12 @@ def app():
         else:
             elev_scale = 1
 
-    color_scale = cm.LinearColormap(colors=palette, vmin=gdf[selected_attribute].min(), vmax=gdf[selected_attribute].max(), n=n_colors)
+    # Create a list of colors based on the selected palette and number of colors
+    cmap = plt.get_cmap(palette)
+    colors = [cmap(i / (n_colors - 1)) for i in range(n_colors)]
+    hex_colors = ['#%02x%02x%02x' % (int(r * 255), int(g * 255), int(b * 255)) for r, g, b, _ in colors]
+
+    color_scale = cm.LinearColormap(colors=hex_colors, vmin=gdf[selected_attribute].min(), vmax=gdf[selected_attribute].max())
     gdf['color'] = gdf[selected_attribute].apply(lambda x: color_scale(x))
     gdf['color'] = gdf['color'].apply(lambda x: [int(x[1:3], 16), int(x[3:5], 16), int(x[5:7], 16)])