django-osm-widgets 0.0.2

Improved widgets for Django's PointField

django-osm-widgets

Improved widgets for Django's PointField.

LatLonOpenlayersOSMWidget handles latitude and longitude inputs synced with the point on the map.

Requirements

• Python 3.10+
• Django >=3.0, <5.2

Installation

• run pip install django-osm-widgets
• add django_osm_widgets to your INSTALLED_APPS

Usage

In your forms, use the widget like this:

from django.contrib.gis.forms.fields import PointField
from django_osm_widgets.fields import LatLonOpenlayersOSMWidget


class MyForm(forms.Form):
  location = PointField(widget=LatLonOpenlayersOSMWidget)

The latitute and longitude fields will be automatically added in your page.

Customizations

You can define some options as in the example below.

When using "must_display_latlon_fields": False, your are responsible for providing two input fields in your page. These fields must have ids corresponding to latitude_field_id and longitude_field_id values (defaults to id_osm_widget_latitude and id_osm_widget_longitude).

import json
from django.contrib.gis.forms.fields import PointField
from django_osm_widgets.fields import LatLonOpenlayersOSMWidget


class MyForm(forms.Form):
  location = PointField(
    widget=LatLonOpenlayersOSMWidget(
      attrs={
        "must_display_latlon_fields": False,
        "map_width": "auto",
        "map_height": "auto",
        "default_lat": 45,
        "default_lon": 5,
        "default_zoom": 8,
        "latitude_field_id": "id_osm_widget_latitude",
        "longitude_field_id": "id_osm_widget_longitude",
        "listened_events": "input",
        "marker_options": json.dumps({
          "src": "/static/django_osm_widgets/marker.svg",
          "scale": 1.5,
          "anchor": [0.5, 1],
        })
        "precision": 4,
      }
    )
  )