Added ordnance survey app

data/scotland_xyz.tsv

@@ -0,0 +1,53 @@
+Name	URL
+Ordnance Survey - Air Photos, 1944-1950 - 1:10,560	https://geo.nls.uk/maps/air-photos/{z}/{x}/{y}.png
+Ordnance Survey - Six Inch Scotland, 1843-1882 - 1:10,560	https://mapseries-tilesets.s3.amazonaws.com/os/6inchfirst/{z}/{x}/{y}.png
+War Office, Great Britain 1:25,000. GSGS 3906, 1940-43	https://mapseries-tilesets.s3.amazonaws.com/gsgs3906/{z}/{x}/{y}.png
+Roy - Roy Highlands, 1747-1752 - 1:36000	https://mapseries-tilesets.s3.amazonaws.com/roy/highlands/{z}/{x}/{y}.png
+Roy - Roy Lowlands, 1752-1755 - 1:36000	https://mapseries-tilesets.s3.amazonaws.com/roy/lowlands/{z}/{x}/{y}.png
+Great Britain - OS 1:25,000, 1937-61	https://nls-0.tileserver.com/fpsUZbIoj0Oa/{z}/{x}/{y}.jpg
+Great Britain - OS One Inch 7th series, 1955-61	https://nls-0.tileserver.com/fpsUZbc4ftb2/{z}/{x}/{y}.jpg
+Great Britain - OS 1:10,560, 1949-1970	https://mapseries-tilesets.s3.amazonaws.com/os/britain10knatgrid/{z}/{x}/{y}.png
+Great Britain - Bartholomew Half Inch, 1897-1907	https://mapseries-tilesets.s3.amazonaws.com/bartholomew_great_britain/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Scotland South 	https://mapseries-tilesets.s3.amazonaws.com/25_inch/scotland_1/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Scotland North 	https://mapseries-tilesets.s3.amazonaws.com/25_inch/scotland_2/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Bedfordshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/bedfordshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Berkshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/berkshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Buckinghamshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/buckingham/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Cambridgeshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/cambridge/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Cheshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/cheshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Cornwall	https://mapseries-tilesets.s3.amazonaws.com/25_inch/cornwall/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Cumberland	https://mapseries-tilesets.s3.amazonaws.com/25_inch/cumberland/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Devon	https://mapseries-tilesets.s3.amazonaws.com/25_inch/devon/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Dorset	https://mapseries-tilesets.s3.amazonaws.com/25_inch/dorset/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Durham	https://mapseries-tilesets.s3.amazonaws.com/25_inch/durham/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Essex	https://mapseries-tilesets.s3.amazonaws.com/25_inch/essex/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Gloucestershire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/gloucestershire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Hampshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/hampshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Herefordshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/herefordshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Hertfordshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/hertfordshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Huntingdon	https://mapseries-tilesets.s3.amazonaws.com/25_inch/huntingdon/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Kent	https://mapseries-tilesets.s3.amazonaws.com/25_inch/kent/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Lancashire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/lancashire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Leicestershire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/leicestershire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Lincolnshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/lincolnshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - London	https://mapseries-tilesets.s3.amazonaws.com/25_inch/london/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Middlesex	https://mapseries-tilesets.s3.amazonaws.com/25_inch/middlesex/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Norfolk	https://mapseries-tilesets.s3.amazonaws.com/25_inch/norfolk/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Northamptonshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/northampton/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Northumberland	https://mapseries-tilesets.s3.amazonaws.com/25_inch/northumberland/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Nottinghamshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/nottinghamshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Oxford	https://mapseries-tilesets.s3.amazonaws.com/25_inch/oxford/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Rutland	https://mapseries-tilesets.s3.amazonaws.com/25_inch/rutland/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Shropshire / Derbyshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/Shrop_Derby/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Somerset	https://mapseries-tilesets.s3.amazonaws.com/25_inch/somerset/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Stafford	https://mapseries-tilesets.s3.amazonaws.com/25_inch/stafford/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Suffolk	https://mapseries-tilesets.s3.amazonaws.com/25_inch/suffolk/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Surrey	https://mapseries-tilesets.s3.amazonaws.com/25_inch/surrey/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Sussex	https://mapseries-tilesets.s3.amazonaws.com/25_inch/sussex/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Wales	https://mapseries-tilesets.s3.amazonaws.com/25_inch/wales/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Warwick	https://mapseries-tilesets.s3.amazonaws.com/25_inch/warwick/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Westmorland	https://mapseries-tilesets.s3.amazonaws.com/25_inch/westmorland/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Wiltshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/wiltshire2nd/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Worcestershire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/Worcestershire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 - Yorkshire	https://mapseries-tilesets.s3.amazonaws.com/25_inch/yorkshire/{z}/{x}/{y}.png
+OS 25 inch, 1892-1914 'Holes' (fills gaps in series)	https://geo.nls.uk/mapdata3/os/25_inch_holes_england/{z}/{x}/{y}.png

pages/10_🧱_Ordnance_Survey.py

@@ -0,0 +1,99 @@
+import folium
+import pandas as pd
+import streamlit as st
+import leafmap.foliumap as leafmap
+import folium.plugins as plugins
+
+st.set_page_config(layout="wide")
+
+st.sidebar.title("About")
+st.sidebar.info(
+    """
+    Web App URL: <https://geospatial.streamlitapp.com>
+    GitHub repository: <https://github.com/giswqs/streamlit-geospatial>
+    """
+)
+
+st.sidebar.title("Contact")
+st.sidebar.info(
+    """
+    Qiusheng Wu: <https://wetlands.io>
+    [GitHub](https://github.com/giswqs) | [Twitter](https://twitter.com/giswqs) | [YouTube](https://www.youtube.com/c/QiushengWu) | [LinkedIn](https://www.linkedin.com/in/qiushengwu)
+    """
+)
+
+st.title("National Library of Scotland XYZ Layers")
+df = pd.read_csv("data/scotland_xyz.tsv", sep="\t")
+basemaps = leafmap.basemaps
+names = df["Name"].values.tolist() + list(basemaps.keys())
+links = df["URL"].values.tolist() + list(basemaps.values())
+
+col1, col2, col3, col4, col5, col6 = st.columns([3, 3, 1, 1, 1, 1.5])
+with col1:
+    left_name = st.selectbox(
+        "Select the left layer",
+        names,
+        index=names.index("Great Britain - OS 1:25,000, 1937-61"),
+    )
+
+with col2:
+    right_name = st.selectbox(
+        "Select the right layer",
+        names,
+        index=names.index("HYBRID"),
+    )
+
+with col3:
+    # lat = st.slider('Latitude', -90.0, 90.0, 55.68, step=0.01)
+    lat = st.text_input("Latitude", " 55.68")
+
+with col4:
+    # lon = st.slider('Longitude', -180.0, 180.0, -2.98, step=0.01)
+    lon = st.text_input("Longitude", "-2.98")
+
+with col5:
+    # zoom = st.slider('Zoom', 1, 24, 6, step=1)
+    zoom = st.text_input("Zoom", "6")
+
+with col6:
+    checkbox = st.checkbox("Add OS 25 inch")
+
+m = leafmap.Map(
+    center=[float(lat), float(lon)],
+    zoom=int(zoom),
+    locate_control=True,
+    draw_control=False,
+    measure_control=False,
+)
+measure = plugins.MeasureControl(position="bottomleft", active_color="orange")
+measure.add_to(m)
+
+if left_name in basemaps:
+    left_layer = basemaps[left_name]
+else:
+    left_layer = folium.TileLayer(
+        tiles=links[names.index(left_name)],
+        name=left_name,
+        attr="National Library of Scotland",
+        overlay=True,
+    )
+
+if right_name in basemaps:
+    right_layer = basemaps[right_name]
+else:
+    right_layer = folium.TileLayer(
+        tiles=links[names.index(right_name)],
+        name=right_name,
+        attr="National Library of Scotland",
+        overlay=True,
+    )
+
+if checkbox:
+    for index, name in enumerate(names):
+        if "OS 25 inch" in name:
+            m.add_tile_layer(
+                links[index], name, attribution="National Library of Scotland"
+            )
+
+m.split_map(left_layer, right_layer)
+m.to_streamlit(height=600)

pages/8_🏜️_Raster_Data_Visualization.py

@@ -2,7 +2,6 @@ import os
 import leafmap.foliumap as leafmap
 import leafmap.colormaps as cm
 import streamlit as st
-import palettable
 
 st.set_page_config(layout="wide")