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add Draw plugin #720
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add Draw plugin #720
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,79 @@ | ||
{ | ||
"cells": [ | ||
{ | ||
"cell_type": "code", | ||
"execution_count": 1, | ||
"metadata": {}, | ||
"outputs": [ | ||
{ | ||
"name": "stdout", | ||
"output_type": "stream", | ||
"text": [ | ||
"0.4.0+15.ga36370e\n" | ||
] | ||
} | ||
], | ||
"source": [ | ||
"import os\n", | ||
"import folium\n", | ||
"\n", | ||
"\n", | ||
"print(folium.__version__)" | ||
] | ||
}, | ||
{ | ||
"cell_type": "code", | ||
"execution_count": 2, | ||
"metadata": {}, | ||
"outputs": [ | ||
{ | ||
"data": { | ||
"text/html": [ | ||
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style=\"position:absolute;width:100%;height:100%;left:0;top:0;border:none !important;\" allowfullscreen webkitallowfullscreen mozallowfullscreen></iframe></div></div>" | ||
], | ||
"text/plain": [ | ||
"<folium.folium.Map at 0x7f10abc787f0>" | ||
] | ||
}, | ||
"execution_count": 2, | ||
"metadata": {}, | ||
"output_type": "execute_result" | ||
} | ||
], | ||
"source": [ | ||
"from folium.plugins import Draw\n", | ||
"\n", | ||
"m = folium.Map()\n", | ||
"\n", | ||
"draw = Draw()\n", | ||
"\n", | ||
"draw.add_to(m)\n", | ||
"\n", | ||
"m.save(os.path.join('results', 'Draw.html'))\n", | ||
"\n", | ||
"m" | ||
] | ||
} | ||
], | ||
"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": "3.6.2" | ||
} | ||
}, | ||
"nbformat": 4, | ||
"nbformat_minor": 2 | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,60 @@ | ||
# -*- coding: utf-8 -*- | ||
|
||
from __future__ import (absolute_import, division, print_function) | ||
|
||
from branca.element import CssLink, Figure, JavascriptLink, MacroElement | ||
|
||
from jinja2 import Template | ||
|
||
|
||
class Draw(MacroElement): | ||
""" | ||
Vector drawing and editing plugin for Leaflet. | ||
|
||
Examples | ||
-------- | ||
>>> m = folium.Map() | ||
>>> Draw().draw.add_to(m) | ||
|
||
For more info please check | ||
https://leaflet.github.io/Leaflet.draw/docs/leaflet-draw-latest.html | ||
|
||
""" | ||
def __init__(self): | ||
super(Draw, self).__init__() | ||
self._name = 'DrawControl' | ||
|
||
self._template = Template(u""" | ||
{% macro script(this, kwargs) %} | ||
// FeatureGroup is to store editable layers. | ||
var drawnItems = new L.featureGroup().addTo({{this._parent.get_name()}}); | ||
var {{this.get_name()}} = new L.Control.Draw({ | ||
"edit": {"featureGroup": drawnItems} | ||
}); | ||
{{this._parent.get_name()}}.addControl({{this.get_name()}}); | ||
{{this._parent.get_name()}}.on(L.Draw.Event.CREATED, function (event) { | ||
var layer = event.layer, | ||
type = event.layerType, | ||
coords; | ||
var coords = JSON.stringify(layer.toGeoJSON()); | ||
layer.on('click', function() { | ||
alert(coords); | ||
console.log(coords); | ||
}); | ||
drawnItems.addLayer(layer); | ||
}); | ||
{% endmacro %} | ||
""") | ||
|
||
def render(self, **kwargs): | ||
super(Draw, self).render() | ||
|
||
figure = self.get_root() | ||
assert isinstance(figure, Figure), ('You cannot render this Element ' | ||
'if it is not in a Figure.') | ||
|
||
figure.header.add_child( | ||
JavascriptLink('https://cdn.rawgit.com/Leaflet/Leaflet.draw/v0.4.12/dist/leaflet.draw.js')) # noqa | ||
|
||
figure.header.add_child( | ||
CssLink('https://cdn.rawgit.com/Leaflet/Leaflet.draw/v0.4.12/dist/leaflet.draw.css')) # noqa |
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F401 'folium.plugins.draw.Draw' imported but unused