examples/GeodedeticImageOverlay.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "0.3.0.dev\n"
     ]
    }
   ],
   "source": [
    "import os\n",
    "import folium\n",
    "\n",
    "print(folium.__version__)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "import numpy as np\n",
    "\n",
    "\n",
    "def sample_data(shape=(73, 145)):\n",
    "    nlats, nlons = shape\n",
    "    lats = np.linspace(-np.pi / 2, np.pi / 2, nlats)\n",
    "    lons = np.linspace(0, 2 * np.pi, nlons)\n",
    "    lons, lats = np.meshgrid(lons, lats)\n",
    "    wave = 0.75 * (np.sin(2 * lats) ** 8) * np.cos(4 * lons)\n",
    "    mean = 0.5 * np.cos(2 * lats) * ((np.sin(2 * lats)) ** 2 + 2)\n",
    "\n",
    "    lats = np.rad2deg(lats)\n",
    "    lons = np.rad2deg(lons)\n",
    "    data = wave + mean\n",
    "\n",
    "    return lons, lats, data\n",
    "\n",
    "\n",
    "lon, lat, data = sample_data(shape=(73, 145))\n",
    "lon -= 180"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "%matplotlib inline\n",
    "\n",
    "import matplotlib\n",
    "\n",
    "cm = matplotlib.cm.get_cmap('cubehelix')\n",
    "\n",
    "normed_data = (data - data.min()) / (data.max() - data.min())\n",
    "colored_data = cm(normed_data)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Bad"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%;\"><div style=\"position:relative;width:100%;height:0;padding-bottom:60%;\"><iframe src=\"data:text/html;base64,<!DOCTYPE html>
<head>    
    <meta http-equiv="content-type" content="text/html; charset=UTF-8" />
    <script>L_PREFER_CANVAS = false; L_NO_TOUCH = false; L_DISABLE_3D = false;</script>
    <script src="https://unpkg.com/leaflet@1.0.1/dist/leaflet.js"></script>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/Leaflet.awesome-markers/2.0.2/leaflet.awesome-markers.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/leaflet.markercluster-src.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/leaflet.markercluster.js"></script>
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.0.1/dist/leaflet.css" />
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" />
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap-theme.min.css" />
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.min.css" />
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/Leaflet.awesome-markers/2.0.2/leaflet.awesome-markers.css" />
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/MarkerCluster.Default.css" />
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/MarkerCluster.css" />
    <link rel="stylesheet" href="https://rawgit.com/python-visualization/folium/master/folium/templates/leaflet.awesome.rotate.css" />
    <style>html, body {width: 100%;height: 100%;margin: 0;padding: 0;}</style>
    <style>#map {position:absolute;top:0;bottom:0;right:0;left:0;}</style>
    
            <style> #map_dcebe46604704112b673784c0e944b41 {
                position : relative;
                width : 100.0%;
                height: 100.0%;
                left: 0.0%;
                top: 0.0%;
                }
            </style>
        
</head>
<body>    
    
            <div class="folium-map" id="map_dcebe46604704112b673784c0e944b41" ></div>
        
</body>
<script>    
    

            
                var southWest = L.latLng(-90, -180);
                var northEast = L.latLng(90, 180);
                var bounds = L.latLngBounds(southWest, northEast);
            

            var map_dcebe46604704112b673784c0e944b41 = L.map(
                                  'map_dcebe46604704112b673784c0e944b41',
                                  {center: [0.0,-8.59229760768e-17],
                                  zoom: 1,
                                  maxBounds: bounds,
                                  layers: [],
                                  worldCopyJump: false,
                                  crs: L.CRS.EPSG3857
                                 });
            
        
    
            var tile_layer_3a2b2c7b1b7b45fca74afa66a44bb4a6 = L.tileLayer(
                'https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
                {
                    maxZoom: 18,
                    minZoom: 1,
                    continuousWorld: false,
                    noWrap: false,
                    attribution: 'Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, under <a href="http://www.openstreetmap.org/copyright">ODbL</a>.',
                    detectRetina: false
                    }
                ).addTo(map_dcebe46604704112b673784c0e944b41);

        
    
                var image_overlay_78912e7910714defaf0b6f2a976c0755 = L.imageOverlay(
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                    [[-90.0, -180.0], [90.0, 180.0]],
                    {"opacity": 0.25}
                    ).addTo(map_dcebe46604704112b673784c0e944b41);
            
</script>\" style=\"position:absolute;width:100%;height:100%;left:0;top:0;\" allowfullscreen webkitallowfullscreen mozallowfullscreen></iframe></div></div>"
      ],
      "text/plain": [
       "<folium.folium.Map at 0x7f1310429860>"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from folium import plugins\n",
    "\n",
    "m = folium.Map(location=[lat.mean(), lon.mean()], zoom_start=1)\n",
    "\n",
    "plugins.ImageOverlay(colored_data,\n",
    "                     [[lat.min(), lon.min()], [lat.max(), lon.max()]],\n",
    "                     opacity=0.25).add_to(m)\n",
    "\n",
    "m.save(os.path.join('results', 'GeodedeticImageOverlay_0.html'))\n",
    "\n",
    "m"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Good"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%;\"><div style=\"position:relative;width:100%;height:0;padding-bottom:60%;\"><iframe src=\"data:text/html;base64,<!DOCTYPE html>
<head>    
    <meta http-equiv="content-type" content="text/html; charset=UTF-8" />
    <script>L_PREFER_CANVAS = false; L_NO_TOUCH = false; L_DISABLE_3D = false;</script>
    <script src="https://unpkg.com/leaflet@1.0.1/dist/leaflet.js"></script>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/Leaflet.awesome-markers/2.0.2/leaflet.awesome-markers.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/leaflet.markercluster-src.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/leaflet.markercluster.js"></script>
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.0.1/dist/leaflet.css" />
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" />
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap-theme.min.css" />
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.min.css" />
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/Leaflet.awesome-markers/2.0.2/leaflet.awesome-markers.css" />
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/MarkerCluster.Default.css" />
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet.markercluster/1.0.0/MarkerCluster.css" />
    <link rel="stylesheet" href="https://rawgit.com/python-visualization/folium/master/folium/templates/leaflet.awesome.rotate.css" />
    <style>html, body {width: 100%;height: 100%;margin: 0;padding: 0;}</style>
    <style>#map {position:absolute;top:0;bottom:0;right:0;left:0;}</style>
    
            <style> #map_828564c6e7724a15b5e527bf2c9dafea {
                position : relative;
                width : 100.0%;
                height: 100.0%;
                left: 0.0%;
                top: 0.0%;
                }
            </style>
        
</head>
<body>    
    
            <div class="folium-map" id="map_828564c6e7724a15b5e527bf2c9dafea" ></div>
        
</body>
<script>    
    

            
                var southWest = L.latLng(-90, -180);
                var northEast = L.latLng(90, 180);
                var bounds = L.latLngBounds(southWest, northEast);
            

            var map_828564c6e7724a15b5e527bf2c9dafea = L.map(
                                  'map_828564c6e7724a15b5e527bf2c9dafea',
                                  {center: [0.0,-8.59229760768e-17],
                                  zoom: 1,
                                  maxBounds: bounds,
                                  layers: [],
                                  worldCopyJump: false,
                                  crs: L.CRS.EPSG3857
                                 });
            
        
    
            var tile_layer_d78cec107a6d4aa9be1154735f636ada = L.tileLayer(
                'https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
                {
                    maxZoom: 18,
                    minZoom: 1,
                    continuousWorld: false,
                    noWrap: false,
                    attribution: 'Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, under <a href="http://www.openstreetmap.org/copyright">ODbL</a>.',
                    detectRetina: false
                    }
                ).addTo(map_828564c6e7724a15b5e527bf2c9dafea);

        
    
                var image_overlay_bb47d49e58034271bb761948ed2caabb = L.imageOverlay(
                    'data:image/png;base64,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',
                    [[-90.0, -180.0], [90.0, 180.0]],
                    {"opacity": 0.25}
                    ).addTo(map_828564c6e7724a15b5e527bf2c9dafea);
            
</script>\" style=\"position:absolute;width:100%;height:100%;left:0;top:0;\" allowfullscreen webkitallowfullscreen mozallowfullscreen></iframe></div></div>"
      ],
      "text/plain": [
       "<folium.folium.Map at 0x7f130e8f6a90>"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "m = folium.Map(location=[lat.mean(), lon.mean()], zoom_start=1)\n",
    "\n",
    "plugins.ImageOverlay(colored_data,\n",
    "                     [[lat.min(), lon.min()], [lat.max(), lon.max()]],\n",
    "                     mercator_project=True,\n",
    "                     opacity=0.25).add_to(m)\n",
    "\n",
    "m.save(os.path.join('results', 'GeodedeticImageOverlay_1.html'))\n",
    "\n",
    "m"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Same as above but with cartopy"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div style=\"width:100%;\"><div style=\"position:relative;width:100%;height:0;padding-bottom:60%;\"><iframe src=\"data:text/html;base64,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\" style=\"position:absolute;width:100%;height:100%;left:0;top:0;\" allowfullscreen webkitallowfullscreen mozallowfullscreen></iframe></div></div>"
      ],
      "text/plain": [
       "<folium.folium.Map at 0x7f130e8f6c88>"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "import cartopy.crs as ccrs\n",
    "from cartopy.img_transform import warp_array\n",
    "\n",
    "source_extent = [lon.min(), lon.max(), lat.min(), lat.max()]\n",
    "\n",
    "new_data = warp_array(colored_data,\n",
    "                      target_proj=ccrs.GOOGLE_MERCATOR,\n",
    "                      source_proj=ccrs.PlateCarree(),\n",
    "                      target_res=data.shape,\n",
    "                      source_extent=source_extent,\n",
    "                      target_extent=None,\n",
    "                      mask_extrapolated=False)\n",
    "\n",
    "\n",
    "m = folium.Map(location=[lat.mean(), lon.mean()], zoom_start=1)\n",
    "\n",
    "plugins.ImageOverlay(new_data[0],\n",
    "                     [[lat.min(), lon.min()], [lat.max(), lon.max()]],\n",
    "                     opacity=0.25).add_to(m)\n",
    "\n",
    "m.save(os.path.join('results', 'GeodedeticImageOverlay_2.html'))\n",
    "\n",
    "m"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "TODO: Try [rasterio](https://github.com/mapbox/rasterio/blob/ca75cf0a842943c1b3da4522e6ea3500215130fd/docs/reproject.rst).  Rasterio can warp images and arrays."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Compare to original"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/html": [
       "\n",
       "        <iframe\n",
       "            width=\"900\"\n",
       "            height=\"750\"\n",
       "            src=\"http://scitools.org.uk/cartopy/docs/latest/examples/waves.html\"\n",
       "            frameborder=\"0\"\n",
       "            allowfullscreen\n",
       "        ></iframe>\n",
       "        "
      ],
      "text/plain": [
       "<IPython.lib.display.IFrame at 0x7f131035e860>"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from IPython.display import IFrame\n",
    "\n",
    "IFrame(\"http://scitools.org.uk/cartopy/docs/latest/examples/waves.html\", width=900, height=750)"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.5.2"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 0
}