# Copyright 2018 Stuart Buchanan # This file is part of FlightGear. # # Foobar is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 2 of the License, or # (at your option) any later version. # # FlightGear is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with FlightGear. If not, see . # # Navigation Map Controller var NavigationMapController = { # Vertical ranges, and labels. # 28 ranges from 500ft to 2000nm, measuring the vertical map distance. # Vertical size of the map (once the nav box and softkey area is removed) is 689px. # 2000nm = 12,152,000ft. RANGES : [{range: 500/6076.12, label: "500ft"}, {range: 750/6076.12, label: "750ft"}, {range: 1000/6076.12, label: "1000ft"}, {range: 1500/6076.12, label: "1500ft"}, {range: 2000/6076.12, label: "2000ft"}, {range: 0.5, label: "0.5nm"}, {range: 0.75, label: "0.75nm"}, {range: 1, label: "1nm"}, {range: 2, label: "2nm"}, {range: 3, label: "3nm"}, {range: 4, label: "4nm"}, {range: 6, label: "6nm"}, {range: 8, label: "8nm"}, {range: 10, label: "10nm"}, {range: 12, label: "12nm"}, {range: 15, label: "15nm"}, {range: 20, label: "20nm"}, {range: 25, label: "25nm"}, {range: 30, label: "30nm"}, {range: 40, label: "40nm"}, {range: 50, label: "50nm"}, {range: 75, label: "75nm"}, {range: 100, label: "100nm"}, {range: 200, label: "200nm"}, {range: 500, label: "500nm"}, {range: 1000, label: "1000nm"}, {range: 1500, label: "1500nm"}, {range: 2000, label: "2000nm"}, ], ORIENTATIONS : [ { label: "NORTH UP" }, { label: "TRK UP" }, { label: "DTK UP" }, { label: "HDG UP" }, ], # Layer display configuration: # enabled - whether this layer has been enabled by the user # declutter - the maximum declutter level (0-3) that this layer is visible in # range - the maximum range this layer is visible (configured by user) # max_range - the maximum range value that a user can configure for this layer. LAYER_RANGES : { DTO : { enabled: 0, declutter: 3, range: 2000, max_range: 2000 }, GRID : { enabled: 0, declutter: 1, range: 20, max_range: 2000 }, DME : { enabled: 1, declutter: 1, range: 150, max_range: 300 }, VOR_FG1000 : { enabled: 1, declutter: 1, range: 150, max_range: 300 }, NDB : { enabled: 1, declutter: 1, range: 15, max_range: 30 }, FIX : { enabled: 1, declutter: 1, range: 15, max_range: 30 }, RTE : { enabled: 1, declutter: 3, range: 2000, max_range: 2000 }, WPT : { enabled: 1, declutter: 3, range: 2000, max_range: 2000 }, APS : { enabled: 1, declutter: 3, range: 2000, max_range: 2000 }, FLT : { enabled: 1, declutter: 3, range: 2000, max_range: 2000 }, WXR : { enabled: 1, declutter: 2, range: 2000, max_range: 2000 }, APT : { enabled: 1, declutter: 2, range: 150, max_range: 300 }, TFC : { enabled: 0, declutter: 3, range: 150, max_range: 2000}, OpenAIP : { enabled: 1, declutter: 1, range: 150, max_range: 300 }, STAMEN : { enabled: 1, declutter: 3, range: 500, max_range: 2000 }, STAMEN_terrain : { enabled: 1, declutter: 3, range: 500, max_range: 2000 }, }, # TODO: Add STAMEN topo layer, which is visible on all levels as opposed to # roads, railways, boundaries, cities which are only visible on declutter 0. # Declutter levels. DCLTR : [ "DCLTR", "DCLTR-1", "DCLTR-2", "DCLTR-3"], # Airways levels. AIRWAYS : [ "AIRWAYS", "AIRWY ON", "AIRWY LO", "AIRWY HI"], new : func (page, svg) { var obj = { parents : [ NavigationMapController, MFDPageController.new(page) ] }; obj.current_zoom = 13; obj.declutter = 0; obj.airways = 0; obj.page = page; obj.setZoom(obj.current_zoom); obj.setOrientation(obj.ORIENTATIONS[0]); return obj; }, zoomIn : func() { me.setZoom(me.current_zoom -1); }, zoomOut : func() { me.setZoom(me.current_zoom +1); }, setZoom : func(zoom) { if ((zoom < 0) or (zoom > (size(me.RANGES) - 1))) return; me.current_zoom = zoom; # Ranges above represent vertical ranges, but the display is a rectangle, so # we need to use the diagonal range of the 1024 x 689, which is 617px. # 617px is 1.8 x 689/2, so we need to increase the range values by x1.8 me.page.setRange(me.RANGES[zoom].range, me.RANGES[zoom].label); me.updateVisibility(); }, setOrientation : func(orientation) { me.page.setOrientation(orientation.label); }, updateVisibility : func() { # Determine which layers should be visible. foreach (var layer_name; keys(me.LAYER_RANGES)) { var layer = me.LAYER_RANGES[layer_name]; if (layer.enabled and (me.RANGES[me.current_zoom].range <= layer.range) and (me.declutter <= layer.declutter) ) { me.page.MFDMap.getLayer(layer_name).setVisible(1); } else { me.page.MFDMap.getLayer(layer_name).setVisible(0); } } }, configureLayer : func(layer, enabled, range) { me.LAYER_RANGES[layer].enabled = enabled; me.LAYER_RANGES[layer].range = math.min(range, me.LAYER_RANGES[layer].max_range); }, isEnabled : func(layer) { return me.LAYER_RANGES[layer].enabled; }, toggleLayer : func(layer) { me.LAYER_RANGES[layer].enabled = ! me.LAYER_RANGES[layer].enabled; me.updateVisibility(); }, # Increment through the de-clutter levels, which impact what layers are # displayed. We also need to update the declutter menu item. incrDCLTR : func(device, menuItem) { me.declutter = math.mod(me.declutter +1, 4); menuItem.title = me.DCLTR[me.declutter]; device.updateMenus(); me.updateVisibility(); }, # Increment through the AIRWAYS levels. At present this doesn't do anything # except change the label. It should enable/disable different airways # information. incrAIRWAYS : func(device, menuItem) { me.airways = math.mod(me.airways +1, 4); menuItem.title = me.AIRWAYS[me.airways]; device.updateMenus(); me.updateVisibility(); }, # Set the DTO line target setDTOLineTarget : func(lat, lon) { me.page.MFDMap.getLayer("DTO").controller.setTarget(lat,lon); }, enableDTO : func(enable) { me.LAYER_RANGES["DTO"].enabled = enable; me.updateVisibility(); }, handleRange : func(val) { var incr_or_decr = (val > 0) ? 1 : -1; me.setZoom(me.current_zoom + incr_or_decr); }, # Reset controller if required when the page is displayed or hidden ondisplay : func() { me.RegisterWithEmesary(); }, offdisplay : func() { me.DeRegisterWithEmesary(); }, };