geolinkedviewers

Contains the GeolinkedViewers class.

class tuiview.geolinkedviewers.GeolinkedViewers(*args: Any, **kwargs: Any)

Class that manages a collection of ViewerWindows that have their widgets geolinked.

newViewerCreated

signal emitted when a new viewer window is created

alias of ViewerWindow

stateRepeatActive

signal emitted when a save state timer is active/not active

alias of bool

cancelViewerStateTimer()

One of the viewers cancelled the state timer

cleanUp()

remove any viewers that are no longer in the activelist

closeAll()

Call this to close all geolinked viewers

connectSignals(newviewer)

Connects the appropriate signals for the new viewer

getDesktopSize(screen)

Called at the start of the tiling operation. Default implementation just gets the size of the desktop. if overridden, return a QRect

static getViewerList(screen=None)

Gets the list of current viewer windows from Qt. Pass in a screen to restrict to the viewers on that screen

layerAdded(widget)

Called when a new layer is added. If it is the first layer and there is a last_geolink_obj active, then send a doGeoLinkMove so it gets the location we are working in

newViewer(filename=None, stretch=None)

Call this to create a new geolinked viewer. Returns the created ViewerWindow instance.

onMove(obj)

Called when a widget signals it has moved. Move all the other widgets. A GeolinkInfo object is passed. Sends the id() of the widget and uses this to not move the original widget

onNewLayerWindow(layerwindow)

Called when the viewer starts a new layer window

onNewProfileWindow(profilewindow)

Called when the viewer starts a new profile window

onNewQueryWindow(querywindow)

Called when the viewer starts a new query window

onNewStretchWindow(stretchwindow)

Called when the viewer starts a new stretch window

onNewVectorQueryWindow(vectorwindow)

Called when the viewer starts a new vector query window

onNewWindow()

Called when the user requests a new window

onQuery(obj)

Called when a widget signals the query point has moved. Notify the other widgets. A GeolinkInfo object is passed. Sends the id() of the widget and uses this not to notify the original widget

onSaveStateTimer()

Timer has triggered. Save file again, but don’t do anything to the timer.

onTileWindows(nxside, nyside, screen)

Called when the user wants the windows to be tiled

readViewersState(fname)

Reads viewer state from the fname and restores viewers

removeQueryPointAll(senderid)

Calls removeQueryPoint on all the widgets

setActiveToolAll(tool, senderid)

sets the specified tool as active on all the viewers

setQueryPointAll(senderid, easting, northing, color, size=None, cursor=None)

Calls setQueryPoint on all the widgets

writeViewersState(fname, repeat_secs, cancelTimer=True)

Gets the state of all the viewers (location, layers etc) as a json encoded string and write it to fileobj.

Pass repeat_secs=0 when no automatic timer needs to be set

Set cancelTimer to True unless this function is being called from the timer.

lastViewerClosed

signal emitted when there are no viewers left

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