Earthengine intro

In [1]:

import ee
import geodatatool

In [2]:

Map = geodatatool.Map()
Map

In [3]:

geodatatool.ee_initialize()

In [4]:

dem = ee.Image('USGS/SRTMGL1_003')

vis_params = {
  'min': 0,
  'max': 4000,
  'palette': ['006633', 'E5FFCC', '662A00', 'D8D8D8', 'F5F5F5']}

In [5]:

ee_layer = geodatatool.ee_tile_layer(dem, vis_params, "DEM")

In [6]:

Map.add_layer(ee_layer)

In [7]:

# alternate name can be used for Map.add_layer, conventional to JavaScript
# Map.addLayer(dem, vis_params, "DEM")

In [8]:

import ipywidgets as widgets

In [9]:

slider = widgets.FloatSlider(min=0, max=1, step=0.01)
slider

In [10]:

widgets.jslink((ee_layer, "opacity"), (slider, "value"))

Link(source=(TileLayer(attribution='Google Earth Engine', name='DEM', options=['attribution', 'detect_retina',…

In [11]:

from ipyleaflet import WidgetControl

In [12]:

control = WidgetControl(widget=slider, position="bottomright")
Map.add_control(control)

In [ ]:

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Last update: 2021-05-07