158 lines
4.5 KiB
Text
158 lines
4.5 KiB
Text
# NearestIntersections
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var NearestIntersections =
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{
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new : func (mfd, myCanvas, device, svg)
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{
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var obj = {
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parents : [
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NearestIntersections,
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MFDPage.new(mfd, myCanvas, device, svg, "NearestIntersections", "NRST - NEAREST INTERSECTIONS")
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],
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};
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obj.setController(fg1000.NearestIntersectionsController.new(obj, svg));
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# Dynamic elements. There is a single dynamic element containing the list of
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# the 25 nearest intersections.
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obj.select = PFD.GroupElement.new(
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obj.pageName,
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svg,
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[ "Arrow", "ID", "CRS", "DST"],
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11,
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"Arrow",
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1,
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"ScrollTrough",
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"ScrollThumb",
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250 - 116
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);
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# Other dynamic text elements
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obj.addTextElements(["Lat", "Lon", "VORID", "VORFreq", "VORCRS", "VORDST"]);
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obj.topMenu(device, obj, nil);
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return obj;
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},
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# Indicate which group is selected by colour of the softkeys
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display_toggle : func(device, svg, mi, group) {
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var bg_name = sprintf("SoftKey%d-bg",mi.menu_id);
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if (me.getController().getSelectedGroup() == group) {
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device.svg.getElementById(bg_name).setColorFill(0.5,0.5,0.5);
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svg.setColor(0.0,0.0,0.0);
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} else {
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device.svg.getElementById(bg_name).setColorFill(0.0,0.0,0.0);
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svg.setColor(1.0,1.0,1.0);
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}
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svg.setText(mi.title);
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svg.setVisible(1); # display function
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},
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showCRSR : func() {
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me.select.showCRSR();
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},
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hideCRSR : func() {
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me.select.hideCRSR();
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},
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offdisplay : func() {
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# The Nearest... pages use the underlying navigation map.
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me.mfd.NavigationMap.offdisplayPartial();
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# Reset the menu colours. Shouldn't have to do this here, but
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# there's not currently an obvious other location to do so.
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me.resetMenuColors();
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me.getController().offdisplay();
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},
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ondisplay : func() {
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me.getController().ondisplay();
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# The Nearest... pages use the underlying navigation map.
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me.mfd.NavigationMap.ondisplayPartial();
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me.mfd.setPageTitle(me.title);
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},
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updateNavData : func(navdata) {
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if ((navdata == nil) or (size(navdata) == 0)) return;
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var navDataList = [];
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for (var i = 0; i < size(navdata); i = i + 1) {
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var nav = navdata[i];
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var crsAndDst = courseAndDistance(nav);
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# Display the course and distance in NM .
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# 248 is the extended ASCII code for the degree symbol
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var crs = sprintf("%i%c", crsAndDst[0], 248);
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var dst = sprintf("%.1fnm", crsAndDst[1]);
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# Convert into something we can pass straight to the UIGroup.
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append(navDataList, {
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Arrow : nav.id,
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ID: nav.id,
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CRS: crs,
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DST: dst,
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});
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}
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me.select.setValues(navDataList);
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if (size(navDataList) > 0) {
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me.updateNavDataItem(navdata[0]);
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} else {
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me.setTextElement("Lat", "NONE WITHIN 200NM");
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me.setTextElement("VORID", "");
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me.setTextElement("VORFreq", "");
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me.setTextElement("VORCRS", "");
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me.setTextElement("VORDST", "");
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}
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},
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updateNavDataItem : func(nav) {
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if (nav == nil) return;
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if (nav.lat < 0.0) {
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me.setTextElement("Lat", sprintf("S %.4f", -nav.lat));
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} else {
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me.setTextElement("Lat", sprintf("N %.4f", nav.lat));
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}
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if (nav.lon < 0.0) {
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me.setTextElement("Lon", sprintf("W%3.4f", -nav.lon));
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} else {
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me.setTextElement("Lon", sprintf("E%3.4f", nav.lon));
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}
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# Determine the nearest VOR, and the bearing and distance TO the VOR,
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var vordata = me.getController().getNearestNavData("vor");
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if ((vordata != nil ) and (size(vordata) > 0)) {
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var crsAndDst = courseAndDistance(nav, vordata[0]);
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var crs = sprintf("%i%c", crsAndDst[0], 248);
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var dst = sprintf("%.1fnm", crsAndDst[1]);
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me.setTextElement("VORID", vordata[0].id);
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me.setTextElement("VORFreq", sprintf("%.2f", vordata[0].frequency / 100.0));
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me.setTextElement("VORCRS", crs);
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me.setTextElement("VORDST", dst);
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} else {
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me.setTextElement("VORID", "");
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me.setTextElement("VORFreq", "");
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me.setTextElement("VORCRS", "");
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me.setTextElement("VORDST", "");
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}
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# Display the DTO line to the airport
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me.mfd.NavigationMap.getController().setDTOLineTarget(nav.lat, nav.lon);
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},
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topMenu : func(device, pg, menuitem) {
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pg.clearMenu();
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pg.resetMenuColors();
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pg.addMenuItem(0, "ENGINE", pg.mfd.EIS, pg.mfd.EIS.engineMenu);
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pg.addMenuItem(2, "MAP", pg.mfd.NavigationMap, pg.mfd.NavigationMap.mapMenu);
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device.updateMenus();
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},
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};
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