{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"collapsed": false
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/folium/__init__.py\n",
"0.2.1\n"
]
}
],
"source": [
"import folium\n",
"\n",
"print(folium.__file__)\n",
"print(folium.__version__)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Make a figure"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"import numpy as np\n",
"import pandas as pd\n",
"import numpy.ma as ma\n",
"\n",
"\n",
"def make_data():\n",
" x = np.linspace(-np.pi, np.pi, 101)\n",
" sin = np.sin(x)\n",
" cos = np.cos(x)\n",
" cos[20:50] = np.NaN\n",
" return pd.DataFrame(np.asanyarray([sin, cos]).T, columns=['sin', 'cos'], index=x)\n",
"\n",
"df = make_data()\n",
"resolution, width, height = 75, 7, 3"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Instantiate the map"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"station = '42'\n",
"lon, lat = -42, -21\n",
"mapa = folium.Map(location=[lat, lon], zoom_start=5)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### PNG"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"import base64\n",
"import matplotlib.pyplot as plt\n",
"\n",
"fig, ax = plt.subplots(figsize=(width, height))\n",
"ax = df.plot(ax=ax, legend=False)\n",
"ax.set_ylabel('Sea surface height (m)')\n",
"png = 'mpld3_{}.png'.format(station)\n",
"fig.savefig(png, dpi=resolution)\n",
"\n",
"encoded = base64.b64encode(open(png, 'rb').read())"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"from folium.element import IFrame\n",
"\n",
"html = '![](\"data:image/png;base64,{}\")
'.format\n",
"iframe = IFrame(html(encoded), width=(width*resolution)+20, height=(height*resolution)+20)\n",
"popup = folium.Popup(iframe, max_width=2650)\n",
"\n",
"icon = folium.Icon(color=\"red\", icon=\"ok\")\n",
"marker = folium.Marker(location=[lat-2, lon-1], popup=popup, icon=icon)\n",
"mapa.add_children(marker);"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Vega/Vincent"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"import json\n",
"import vincent\n",
"\n",
"df.fillna(value='null', inplace=True) # Does not handle missing values.\n",
"vis = vincent.Line(df, width=width*resolution, height=height*resolution)\n",
"vis.legend(title='Vega');"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"vega = folium.Vega(json.loads(vis.to_json()), width=\"100%\", height=\"100%\")\n",
"popup = folium.Popup(max_width=vis.width+75).add_child(vega)\n",
"\n",
"icon = folium.Icon(color=\"green\", icon=\"ok\")\n",
"marker = folium.Marker(location=[lat-1, lon+1], popup=popup, icon=icon)\n",
"\n",
"mapa.add_children(marker);"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### mpld3"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"import mpld3\n",
"from folium.element import IFrame\n",
"from mpld3.plugins import LineLabelTooltip, connect\n",
"\n",
"\n",
"fig, ax = plt.subplots(figsize=(width, height))\n",
"ax = df.plot(ax=ax, legend=False)\n",
"ax.set_ylabel('Sea surface height (m)')\n",
"\n",
"[mpld3.plugins.connect(fig, LineLabelTooltip(line, name)) for\n",
" line, name in zip(ax.lines, df.columns)]\n",
"\n",
"figname = 'mpld3_{}.html'.format(station)\n",
"mpld3.save_html(fig, figname)"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {
"collapsed": true
},
"outputs": [],
"source": [
"with open(figname, 'r') as f:\n",
" html = f.read()\n",
"\n",
"iframe = IFrame(html, width=(width*resolution)+75, height=(height*resolution)+50)\n",
"popup = folium.Popup(iframe, max_width=2650)\n",
"\n",
"icon = folium.Icon(color=\"blue\", icon=\"ok\")\n",
"marker = folium.Marker(location=[lat+1, lon-1], popup=popup, icon=icon)\n",
"\n",
"mapa.add_children(marker);"
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {
"collapsed": false
},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:92: DeprecationWarning: DisplayFormatter._ipython_display_formatter_default is deprecated: use @default decorator instead.\n",
" def _ipython_display_formatter_default(self):\n",
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:98: DeprecationWarning: DisplayFormatter._formatters_default is deprecated: use @default decorator instead.\n",
" def _formatters_default(self):\n",
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:677: DeprecationWarning: PlainTextFormatter._deferred_printers_default is deprecated: use @default decorator instead.\n",
" def _deferred_printers_default(self):\n",
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:669: DeprecationWarning: PlainTextFormatter._singleton_printers_default is deprecated: use @default decorator instead.\n",
" def _singleton_printers_default(self):\n",
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:672: DeprecationWarning: PlainTextFormatter._type_printers_default is deprecated: use @default decorator instead.\n",
" def _type_printers_default(self):\n",
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:669: DeprecationWarning: PlainTextFormatter._singleton_printers_default is deprecated: use @default decorator instead.\n",
" def _singleton_printers_default(self):\n",
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:672: DeprecationWarning: PlainTextFormatter._type_printers_default is deprecated: use @default decorator instead.\n",
" def _type_printers_default(self):\n",
"/home/filipe/.virtualenvs/iris/lib/python2.7/site-packages/IPython/core/formatters.py:677: DeprecationWarning: PlainTextFormatter._deferred_printers_default is deprecated: use @default decorator instead.\n",
" def _deferred_printers_default(self):\n"
]
},
{
"data": {
"text/html": [
""
],
"text/plain": [
""
]
},
"execution_count": 10,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"mapa"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"TODO: Bokeh"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Iris (Python 2)",
"language": "python",
"name": "iris_python2"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 2
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython2",
"version": "2.7.8"
}
},
"nbformat": 4,
"nbformat_minor": 0
}