https://github.com/whitequark/leaflet.nanomeasure

Sub-millimeter distance and area measurement tool for Leaflet.js
https://github.com/whitequark/leaflet.nanomeasure

Last synced: 3 months ago
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Sub-millimeter distance and area measurement tool for Leaflet.js

• Host: GitHub
• URL: https://github.com/whitequark/leaflet.nanomeasure
• Owner: whitequark
• License: mit
• Created: 2015-06-18T05:26:03.000Z (almost 10 years ago)
• Default Branch: master
• Last Pushed: 2015-07-23T18:07:20.000Z (almost 10 years ago)
• Last Synced: 2025-03-02T12:39:51.698Z (3 months ago)
• Language: JavaScript
• Homepage:
• Size: 754 KB
• Stars: 1
• Watchers: 3
• Forks: 0
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • License: LICENSE.txt

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README

        
Leaflet.Nanomeasure

===================

Leaflet.Nanomeasure is a sub-millimeter measurement tool for [Leaflet](http://leaflet.com). It allows to select a path or outline and displays the length or area in square nanometers, micrometers or millimeters.

Screenshot

----------

![Screenshot](screenshot.png)

Usage

-----

Include the script:

``` html

```

Add the control to the map:

``` javascript

L.control.nanomeasure({

  nanometersPerPixel: scale,

}).addTo(map);

```

Options

-------

| Option               | Type      | Default            | Description |

| -------------------- | --------- | --------------     | ----------- |

| `nanometersPerPixel` | `Number`  | `1000`             | The ratio between pixels at known zoom and nanometers. |

| `ratioAtZoom`        | `Number`  | `map.getMaxZoom()` | The zoom level used for translating pixels to distances. |

| `position`           | `String`  | `'bottomleft'`     | The position of the control (one of the map corners). See [control positions](http://leafletjs.com/reference.html#control-positions). |

License

-------

[MIT license](LICENSE.txt)