Update app.py

app.py

@@ -12,23 +12,23 @@ st.set_page_config(
 
 # Style input fields with black text and Times New Roman
 st.markdown("""
-    <style>
-    * {
-        font-family: 'Times New Roman', Times, serif !important;
-    }
-    .stTextInput input {
-        color: black !important;
-        font-family: 'Times New Roman', Times, serif !important;
-    }
-    .stSelectbox select {
-        color: black !important;
-        font-family: 'Times New Roman', Times, serif !important;
-    }
-    .stMultiSelect select {
-        color: black !important;
-        font-family: 'Times New Roman', Times, serif !important;
-    }
-    </style>
+<style>
+* {
+    font-family: 'Times New Roman', Times, serif !important;
+}
+.stTextInput input {
+    color: black !important;
+    font-family: 'Times New Roman', Times, serif !important;
+}
+.stSelectbox select {
+    color: black !important;
+    font-family: 'Times New Roman', Times, serif !important;
+}
+.stMultiSelect select {
+    color: black !important;
+    font-family: 'Times New Roman', Times, serif !important;
+}
+</style>
 """, unsafe_allow_html=True)
 
 # Title and description
@@ -60,6 +60,13 @@ if uploaded_file:
         x_axis_label = st.text_input("X-axis Label", x_column)
         y_axis_label = st.text_input("Y-axis Label", "Values")
         
+        # Font size customization
+        st.subheader("Font Size Customization")
+        title_font_size = st.slider("Title Font Size", 10, 40, 20)
+        axis_label_font_size = st.slider("Axis Label Font Size", 8, 30, 14)
+        tick_font_size = st.slider("Tick Label Font Size", 8, 24, 10)
+        legend_font_size = st.slider("Legend Font Size", 8, 24, 12)
+        
         # Legend position controls
         st.subheader("Legend Position Control")
         col1, col2 = st.columns(2)
@@ -68,24 +75,40 @@ if uploaded_file:
         with col2:
             legend_y = st.slider("Legend Y Position", -0.5, 2.0, 1.0, 0.05)
         
+        # Define vibrant colors
+        default_colors = ['#FF6B6B', '#4ECDC4', '#45B7D1', '#96CEB4', '#FFEEAD',
+                         '#FF9F1C', '#E71D36', '#2EC4B6', '#011627']
+        
+        # Color customization
+        st.subheader("Color Customization")
+        use_custom_colors = st.checkbox("Use custom colors for lines")
+        
+        custom_colors = {}
+        if use_custom_colors:
+            for i, col in enumerate(y_columns):
+                default_color = default_colors[i % len(default_colors)]
+                custom_colors[col] = st.color_picker(f"Color for {col}", default_color)
+        
         # Legend customization
         st.subheader("Customize Legend Names")
         legend_names = {}
         for col in y_columns:
             legend_names[col] = st.text_input(f"Legend name for {col}", col)
         
-        # Define vibrant colors
-        vibrant_colors = ['#FF6B6B', '#4ECDC4', '#45B7D1', '#96CEB4', '#FFEEAD',
-                         '#FF9F1C', '#E71D36', '#2EC4B6', '#011627']
-        
         # Generate plot
         if st.button("Generate Graph"):
             # Convert date column to datetime
             df[x_column] = pd.to_datetime(df[x_column])
             
-            # Create figure with vibrant colors
+            # Choose colors based on user selection
+            if use_custom_colors:
+                colors_to_use = [custom_colors[col] for col in y_columns]
+            else:
+                colors_to_use = default_colors[:len(y_columns)]
+            
+            # Create figure with selected colors
             fig = px.line(df, x=x_column, y=y_columns,
-                         color_discrete_sequence=vibrant_colors)
+                         color_discrete_sequence=colors_to_use)
             
             # Update legend names and hover template with date and time
             for i, trace in enumerate(fig.data):
@@ -99,7 +122,7 @@ if uploaded_file:
                     x=0.5,
                     xanchor='center',
                     yanchor='top',
-                    font=dict(family="Times New Roman", color="black")
+                    font=dict(family="Times New Roman", color="black", size=title_font_size)
                 ),
                 showlegend=True,
                 legend=dict(
@@ -111,7 +134,7 @@ if uploaded_file:
                     bgcolor="white",
                     bordercolor="Black",
                     borderwidth=1,
-                    font=dict(family="Times New Roman", color="black"),
+                    font=dict(family="Times New Roman", color="black", size=legend_font_size),
                     title=dict(text="")
                 ),
                 hovermode='x unified',
@@ -127,8 +150,8 @@ if uploaded_file:
                     mirror=True,
                     tickangle=-90,
                     title_text=x_axis_label,
-                    title_font=dict(family="Times New Roman", color="black"),
-                    tickfont=dict(family="Times New Roman", color="black", size=10),
+                    title_font=dict(family="Times New Roman", color="black", size=axis_label_font_size),
+                    tickfont=dict(family="Times New Roman", color="black", size=tick_font_size),
                     type='date',
                     tickformat='%d-%m-%Y',
                     dtick='D1',
@@ -143,8 +166,8 @@ if uploaded_file:
                     linecolor='black',
                     mirror=True,
                     title_text=y_axis_label,
-                    title_font=dict(family="Times New Roman", color="black"),
-                    tickfont=dict(family="Times New Roman", color="black")
+                    title_font=dict(family="Times New Roman", color="black", size=axis_label_font_size),
+                    tickfont=dict(family="Times New Roman", color="black", size=tick_font_size)
                 ),
                 margin=dict(l=80, r=150, t=100, b=100),
                 width=900,
@@ -189,17 +212,17 @@ st.markdown("""
 - Black text for all elements
 - Clean legend display with custom names
 - Customizable plot title, axes labels, and legend names
-- Vibrant color schemes
+- Custom color selection for each line
+- Adjustable font sizes for all text elements
 - Interactive legend positioning with precise controls
 - Interactive plot with hover details
 - Download options in HTML format
 """
 """
 ### 📝 For Support And Assistance:
-
 Contact:
 - Harshitha Gunnam
-  gunnamharshitha2@gmail.com
+gunnamharshitha2@gmail.com
 - Varun Ravichander
-  varunravichander2007@gmail.com
+varunravichander2007@gmail.com
 """)