Earth Engine is introducing noncommercial quota tiers to safeguard shared compute resources and ensure reliable performance for everyone. All noncommercial projects will need to select a quota tier by April 27, 2026 or will use the Community Tier by default. Tier quotas will take effect for all projects (regardless of tier selection date) on April 27, 2026. Learn more.
ui.Map.DrawingTools.onDraw
Stay organized with collections
Save and categorize content based on your preferences.
Registers a callback that's fired when a shape is drawn.
Returns an ID which can be passed to unlisten() to unregister the callback.
Usage
Returns
DrawingTools.onDraw(callback)
String
Argument
Type
Details
this: ui.map.drawingtools
ui.Map.DrawingTools
The ui.Map.DrawingTools instance.
callback
Function
The callback to fire when a shape is drawn. The callback is passed three parameters: the added ee.Geometry, the GeometryLayer to which the geometry was added, and the ui.Map.DrawingTools widget that the event listener is bound to.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2023-10-06 UTC."],[],[]]