Class: TileGraphicsItemGroup

Inherits:
Qt::GraphicsItemGroup
  • Object
show all
Defined in:
lib/fgmapping/context_menu.rb,
lib/fgmapping/main-dlg-impl.rb

Overview

Flightgear Mapping

Provide a real-time map of flight position in Flightgear. It is based on tiles from Openstreetmap, downloads them in the background, provides navigation aids and runways, allows setting of waypoints and tracks the flight.

License GPL V2

Author Michael Meltner ([email protected])

Instance Method Summary collapse

Instance Method Details

#contextMenuEvent(contextEvent) ⇒ Object 



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# File 'lib/fgmapping/context_menu.rb', line 16

def contextMenuEvent(contextEvent)
	dlg=contextEvent.widget.parent.parent
	# list of menu entries
	# if it is itself an array then it is a checkbox menu entry and the 2nd item in this array is its boolean
	entries=["Set Waypoint", "Delete Waypoint", "Waypoints to Route-Mgr", "Set Origin", "-", "Save Waypoints", "Save Track", "Load Waypoints",
			"Load Track", ["Metric Units", dlg.metricUnit]]
	menu=Qt::Menu.new
	entries.each{|e|
		if e.kind_of? Array then
			action = Qt::Action.new(e[0], nil)
			action.setCheckable(true)
			action.setChecked(e[1])
			menu.addAction(action)
		else
			# if array entry is "-" then just display a separator to make it more nice
			if e=="-" then
				menu.addSeparator
			else
				action = Qt::Action.new(e, nil)
				if e =~ /(Delete Waypoint|Waypoints to)/ then
					action.setEnabled(false) if dlg.waypoints.nodes.empty?
				end
				menu.addAction(action)
			end
		end
	}
	sel=menu.exec(contextEvent.screenPos)
	sel=sel.text if !sel.nil?
	lon=dlg.node.tolon(dlg.node.xtile + contextEvent.scenePos.x / 256.0)
	lat=dlg.node.tolat(dlg.node.ytile + contextEvent.scenePos.y / 256.0)
	
	# now the selected item is handled, order is the same as defined in the array "entries" previously
	case sel
		when entries[0]
			i=dlg.waypoints << Node.new(nil, Time.now, lon, lat)
			dlg.putflag(contextEvent.scenePos.x, contextEvent.scenePos.y, i, dlg.waypoints.nodes.last)
			if i==1 and dlg.waypoints.nodes.length == 1 then
				dlg.w.lBcurrentwp.text="1"
				dlg.waypoints.currentwp=1
			end
			
		when entries[1]
			d=dlg.waypoints.del(lon,lat)
			if dlg.w.lBcurrentwp.text.to_i == d then
				dlg.w.lBcurrentwp.text="-"
			end
			dlg.movemap(dlg.node, true)
			
		when entries[2]
			Thread.new {
				dlg.waypoints.nodes.each do |n|
					dlg.writeFlightsim("set /autopilot/route-manager/input @INSERT-1:#{n.lon.to_s.gsub(",",".")},#{n.lat.to_s.gsub(",",".")}")
				end
			}

		when entries[3]
			dlg.node = Node.new(1, Time.now, lon, lat)
			dlg.offset_x = 0
			dlg.offset_y = 0
			dlg.movemap(dlg.node, true)
			
		when entries[5]
			dlg.saveWaypoints([dlg.waypoints])
			
		when entries[6]
			dlg.savetrack(dlg.mytracks)

		when entries[7]
			savecurrent = dlg.waypoints.currentwp
			if dlg.loadwaypoint("Load Waypoints") then
				dlg.waypoints.currentwp = nil
			else
				dlg.waypoints.currentwp = savecurrent
			end
			
		when entries[8]
			dlg.mytrack_current += (dlg.w.pBrecordTrack.isChecked ? 0 : 1)
			savewp=dlg.mytracks[dlg.mytrack_current]
			if dlg.mytracks[dlg.mytrack_current].nil? then
				dlg.mytracks[dlg.mytrack_current] = Way.new(1, 'user', Time.now, dlg.nextcolor)
				@prev_track_node = nil
			end
			if dlg.loadtrack("Load Track") then
				dlg.w.pBrecordTrack.text = "Record Track #{dlg.mytrack_current + 2}"
				dlg.w.pBrecordTrack.setChecked(false)
			else
				dlg.mytracks[dlg.mytrack_current]=savewp
			end

		when entries[9][0]
			dlg.metricUnit = !dlg.metricUnit

	end #case
end

#mousePressEvent(mouseEvent) ⇒ Object 



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# File 'lib/fgmapping/main-dlg-impl.rb', line 1239

def mousePressEvent(mouseEvent)
	pos = mouseEvent.scenePos
	dlg=mouseEvent.widget.parent.parent
	case mouseEvent.button
		when Qt::LeftButton
			dlg.offset_x = pos.x / 256.0
			dlg.offset_y = pos.y / 256.0
			dlg.movemap(dlg.node)
#			when Qt::RightButton
		
	end # case
end