connectAreaUpdated
fun connectAreaUpdated(connectFlags: <Error class: unknown class> = ConnectFlags(0u), handler: (x: Int, y: Int, width: Int, height: Int) -> Unit): <Error class: unknown class>
This signal is emitted when a significant area of the image being loaded has been updated.
Normally it means that a complete scanline has been read in, but it could be a different area as well.
Applications can use this signal to know when to repaint areas of an image that is being loaded.
Parameters
connectFlags
A combination of ConnectFlags
handler
the Callback to connect. Params: x X offset of upper-left corner of the updated area.; y Y offset of upper-left corner of the updated area.; width Width of updated area.; height Height of updated area.