MapMetaDataSubscriber QML Type

Subscribes to nav_msgs::msg::MapMetaData messages — This hold basic information about the characteristics of the OccupancyGrid. More...

• List of all members, including inherited members

Properties

• height : uint32_t
• mapLoadTime : time
• message : mapMetaData
• origin : pose
• resolution : real
• width : uint32_t

Signals

• messageReceived(mapMetaData msg)

Detailed Description

MapMetaDataSubscriber receives mapMetaData values from a ROS 2 topic. Set the topic and node properties, then connect to the messageReceived() signal.

See also MapMetaDataPublisher and mapMetaData.

Property Documentation

height : uint32_t

The height field of the last received message. Updated whenever a new message arrives. heightChanged is emitted on every update.

mapLoadTime : time

The mapLoadTime field of the last received message. Updated whenever a new message arrives. mapLoadTimeChanged is emitted on every update.

message : mapMetaData

The last message received on topic. Updated whenever a new message arrives.

origin : pose

The origin field of the last received message. Updated whenever a new message arrives. originChanged is emitted on every update.

resolution : real

The resolution field of the last received message. Updated whenever a new message arrives. resolutionChanged is emitted on every update.

width : uint32_t

The width field of the last received message. Updated whenever a new message arrives. widthChanged is emitted on every update.

Signal Documentation

messageReceived(mapMetaData msg)

Emitted when a new mapMetaData arrives on topic. msg contains the received value.