SUMO
Simulation of Urban MObility

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# TraCI/GUI Value Retrieval

## Command 0xac: Get GUI Variable

ubyte | string
Variable | View ID
--- | ---

Asks for the value of a certain GUI variable. The view id is usually something like "View #0", where the last digit counts the open (sub-)windows in the simulation GUI.

The following variable values can be retrieved, the type of the return value is also shown in the table.

Overview Retrievable GUI Variables
Variable | ValueType | Description
--- | --- | ---
zoom (0xa0) | double | the current zoom level (in %)
offset (id 0xa1) | 2D-position | the center of the currently visible part of the net
schema (id 0xa2) | string | the visualization scheme used (e.g. "standard" or "real world")
boundary (id 0xa3) | 2D-polygon | the lower left and the upper right corner of the visible network

## Response 0xbc: GUI Variable

ubyte | string | ubyte | <return_type>
Variable | View ID | Return type of the variable | <VARIABLE_VALUE>
--- | --- | --- | ---

The respond to a "Command Get GUI Variable".

This page was last modified on 13 July 2011, at 14:02.