Update app.py

app.py

@@ -38,7 +38,7 @@ color_codes = {
 }
 
 # Function to draw the grid with optional highlighting
-def draw_grid(data, highlight_coords=None):
+def draw_grid(data, highlight=None):
     fig, ax = plt.subplots(figsize=(12, 12))
     nrows, ncols = data['size']['rows'], data['size']['columns']
     ax.set_xlim(0, ncols)
@@ -46,25 +46,40 @@ def draw_grid(data, highlight_coords=None):
     ax.set_xticks(range(ncols+1))
     ax.set_yticks(range(nrows+1))
     ax.grid(True)
-    
+
     for building in data['buildings']:
         coords = building['coords']
         b_type = building['type']
         size = building['size']
-        color = color_codes.get(b_type, '#FFFFFF')  # Default color is white if not specified
-        
-        if highlight_coords and (coords[0], coords[1]) == tuple(highlight_coords):
-            highlighted_color = "#FFD700"  # Gold for highlighting
-            ax.add_patch(plt.Rectangle((coords[1], nrows-coords[0]-size), size, size, color=highlighted_color, edgecolor='black', linewidth=2))
+        color = color_codes.get(b_type, '#FFFFFF')  # Use default color if type is not found
+        # Highlight the selected building
+        if coords == highlight:
+            edgecolor = 'red'  # Highlight color
+            linewidth = 3  # Make the border thicker for the selected building
         else:
-            ax.add_patch(plt.Rectangle((coords[1], nrows-coords[0]-size), size, size, color=color, edgecolor='black', linewidth=1))
-            ax.text(coords[1]+0.5*size, nrows-coords[0]-0.5*size, b_type, ha='center', va='center', fontsize=8, color='black')
+            edgecolor = 'black'
+            linewidth = 1
+        ax.add_patch(plt.Rectangle((coords[1], nrows-coords[0]-size), size, size, color=color, edgecolor=edgecolor, linewidth=linewidth))
+        ax.text(coords[1]+0.5*size, nrows-coords[0]-0.5*size, b_type, ha='center', va='center', fontsize=8, color='black')
+
+    # Draw roads
+    for road in data.get('roads', []):
+        start, end = road['start'], road['end']
+        road_color = road.get('color', '#000000')  # Default road color is black
+        # Determine if the road is vertical or horizontal and draw it
+        if start[0] == end[0]:  # Vertical road
+            for y in range(min(start[1], end[1]), max(start[1], end[1]) + 1):
+                ax.add_patch(plt.Rectangle((start[0], nrows-y-1), 1, 1, color=road_color))
+        else:  # Horizontal road
+            for x in range(min(start[0], end[0]), max(start[0], end[0]) + 1):
+                ax.add_patch(plt.Rectangle((x, nrows-start[1]-1), 1, 1, color=road_color))
 
     ax.set_xlabel('Columns')
     ax.set_ylabel('Rows')
     ax.set_title('Village Layout with Color Coding')
     return fig
 
+    
 # Main Streamlit app function
 def main():
     st.title('Green Smart Village Application')