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