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Initial work on a KLN-94 GPS.

Not functional yet, patience.
This commit is contained in:
James Turner 2013-04-14 16:04:56 +01:00
parent 5cba74b20f
commit f9da4387e6
12 changed files with 1978 additions and 0 deletions

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var kln94 = nil;
var KLN94 = {
Page: {
new : func(owner, s, idx)
{
m = {
parents:[KLN94.Page],
section: s,
index: idx
};
return m;
},
# encode various behavioural flags as predicates
# real Pages can over-ride these defaults as needed
hasActiveIdent: func { return 0; },
numberOfCyanLines: func { return 0; },
showsCDI: func { return 0; },
isMulti: func { return 0; },
# cursor stuff
display: func(gps)
{
},
refresh: func(gps)
{
},
},
pageNames : ['APT', 'VOR', 'NDB', 'INT', 'USR', 'ACT', 'NAV', 'FPL', 'SET', 'AUX'],
PAGE_APT: 0,
PAGE_VOR: 1,
PAGE_NDB: 2,
PAGE_INT: 3,
PAGE_USR: 4,
PAGE_ACT: 5,
PAGE_NAV: 6,
PAGE_FPL: 7,
PAGE_SET: 8,
PAGE_AUX: 9,
PAGE_BAR_HEIGHT: 20,
NAV_DATA_WIDTH: 128,
canvas_settings: {
"name": "KLN94",
"size": [512, 256],
"view": [480, 160],
"mipmapping": 1,
},
new : func(prop1, placement)
{
m = { parents : [KLN94]};
m.rootNode = props.globals.initNode(prop1);
m._setupCanvas(placement);
m._page = nil;
m._messageScreenActive = 0;
m._messages = [];
m._cursorActive = 0;
m._cursorField = 0;
m._enterAction = nil;
m._setupProps();
return m;
},
_setupCanvas: func(placement)
{
me._canvas = canvas.new(KLN94.canvas_settings);
var text_style = {
'font': "LiberationFonts/LiberationMono-Bold.ttf",
'character-size': 34,
'character-aspect-ratio': 1.2
};
me.rootNode.initNode('brightness-norm', 0.5, 'DOUBLE');
me._canvas.setColorBackground(1.0, 0.0, 0.0);
me._canvas.addPlacement(placement);
me._navDataArea = me._canvas.createGroup();
me._navDataArea.setTranslation(0, 0);
me._navDataLines = [];
var navAreaH = (KLN94.canvas_settings.view[1] - KLN94.PAGE_BAR_HEIGHT) / 2;
var r1 = me._navDataArea.rect(0, 0, KLN94.NAV_DATA_WIDTH, navAreaH);
var r2 = me._navDataArea.rect(0, navAreaH, KLN94.NAV_DATA_WIDTH, navAreaH);
r1.setColor(0,1,1); # cyan
r2.setColor(0,1,1);
var lineH = (KLN94.canvas_settings.view[1] - KLN94.PAGE_BAR_HEIGHT) / 5;
for (var i=0; i<4; i +=1) {
var t = me._navDataArea.createChild("text");
t.setColor(1, 1, 1);
t._node.setValues(text_style);
t.setAlignment("left-center");
t.setTranslation(0.0, (i + 0.5) * lineH);
append(me._navDataLines, t);
}
me._pageBarArea = me._canvas.createGroup();
me._pageBarArea.setTranslation(0, KLN94.canvas_settings.view[1] - KLN94.PAGE_BAR_HEIGHT);
var ln = me._pageBarArea.createChild('path');
ln.setColor(0,1,1); # cyan
me._pageBarText = me._pageBarArea.createChild("text");
me._pageBarText._node.setValues(text_style);
me._pageBarText.setAlignment("left-center");
me._pageBarText.setColor(0, 0, 1);
me._pageBarInverseText = me._pageBarArea.createChild("text");
me._pageBarInverseText._node.setValues(text_style);
me._pageBarInverseText.setAlignment("left-center");
me._pageBarInverseText.setColor(1, 1, 1);
me._pageBarInverseText.setColorFill(0, 0, 1);
me._pageArea = me._canvas.createGroup();
me._pageBarArea.setTranslation(100, 0);
me._pageAreaLines = [];
for (var i=0; i<5; i +=1) {
var t = me._pageArea.createChild("text");
t.setColor(0, 1, 0);
t._node.setValues(text_style);
t.setAlignment("left-center");
t.setTranslation(0.0, (i + 0.5) * lineH);
append(me._pageAreaLines, t);
}
# inverted text block
me._pageAreaInverted = me._pageArea.createChild("text");
me._pageAreaInverted.setColor(0, 0, 0);
me._pageAreaInverted.setColorFill(0, 1, 0);
me._pageAreaInverted._node.setValues(text_style);
me._pageAreaInverted.setAlignment("left-center");
me._cdiGroup = me._pageArea.createChild("group");
canvas.parsesvg(me._cdiGroup, resolvepath('Aircraft/Instruments-3d/kln94/cdi.svg'));
me._cdiGroup.setTranslation(0, lineH);
},
_setupProps: func
{
var p = me.rootNode;
me.props = {
distanceToActiveNm: p.getNode(),
groundspeedKt: p.getNode(),
activeIdent: p.getNode(),
previousIdent: p.getNode(),
obsBearing: p.getNode(),
legTrack: p.getNode(),
groundTrack: p.getNode(),
cdiDeviationNm: p.getNode(),
};
},
_setActivePage: func(pg)
{
me._page = pg;
if (pg == nil) return;
# update line colors
for (var l=0; l<4; l+=1) {
me._pageAreaLines[l].setColor(0, 1, l < pg.numberOfCyanLines() ? 1 : 0);
}
# hide or show the CDI area as appropriate
me._cdiGroup.setVisible(pg.showsCDI());
},
_updateNavData : func
{
me._navDataLines[0].setText(sprintf('%4dnm', me._props.distanceToActiveNm.getValue()));
if (me._page.hasActiveIdent()) {
me._navDataLines[1].setText(sprintf('%4dkt', me._props.groundspeedKt.getValue()));
} else {
me._navDataLines[1].setText(me._props.activeIdent.getValue());
}
if (me._obsMode) {
me._navDataLines[2].setText(sprintf('OBS%03d*', me._props.obsBearing.getValue()));
} else {
me._navDataLines[2].setText(sprintf('DTK%03d*', me._props.legTrack.getValue()));
}
me._navDataLines[3].setText(sprintf(' TK%03d*', me._props.groundTrack.getValue()));
},
_updateAnnunciationArea : func
{
if (size(me._messages) > 0) {
# show 'M' symbol
}
if (me._enterAction != nil) {
# show 'ENT' symbol
}
},
_updatePageBar : func
{
# hide in NAV-4 mode
if (me.inNav4Mode()) {
me._pageBarGroup.setVisible(0);
return;
}
if (me._cursorActive) {
me._pageBarText.setText('');
var t = ' * CRSR * ' ~ me.pageNames[activePage] ~ ' * CRSR *';
me._pageBarInverseText.setText(t);
return;
}
# assemble the string
var barString = '';
var inverseBarString = '';
var activePage = me.pageIndex[0];
for (var i=0; i < 10; i += 1) {
if (activePage == i) {
var sep = me.isMultiPage() ? '+' : ' ';
inverseBarString ~= me.pageNames[i] ~ sep ~ me.pageIndex[1];
barString ~= ' '; # 5 spaces
} else {
barString ~= ' ' ~ me.pageNames[i];
if (i < activePage)
inverseBarString ~= ' '; # 4 spaces
}
}
me._pageBarText.setText(barString);
me._pageBarInverseText.setText(inverseBarString);
},
_setInverted: func(line, firstcol, numcols=1)
{
var t = me._pageAreaInverted;
var cellW = 20.0;
var lineH = (KLN94.canvas_settings.view[1] - KLN94.PAGE_BAR_HEIGHT) / 5;
t.setTranslation(firstcol * cellW, (line + 0.5) * lineH);
t.setText(substr(me._pageAreaLines[line].getText(), firstcol, numcols));
t.setVisible(1);
},
_setBlink: func(line, firstcol, numcols=1)
{
},
isPageActive: func(nm, idx)
{
if (me._page == nil) return 0;
return (me._page.section == nm) and (me._page.index == idx);
},
isMultiPage: func { return me._page.isMulti(); },
toggleCursor: func
{
me._cursorActive = !me._cursorActive;
if (me._cursorActive) {
me._cursorField = 0;
}
me._updatePageBar();
},
messageButton: func
{
if (me._messageScreenActive) {
me._messages = me._messages[1:]; # pop front
if (size(me._messages) == 0) {
me._messageScreenActive = 0;
# refresh normal screen
return;
}
me._buildMessageScreen();
return;
}
if (size(me._messages) == 0) {
debug.dump('no messages to show');
return;
}
me._messageScreenActive = 1;
me._buildMessageScreen();
},
_buildMessageScreen: func
{
},
# Nav4 mode is special
inNav4Mode: func { return me.isPageActive(NAV, 4); },
formatDuration: func(timeInSeconds)
{
if (timeInSeconds > 60) {
return sprintf("0:%02d", timeInSeconds);
}
if (timeInSeconds > 3600) {
var mins = int(timeInSeconds / 60);
var secs = timeInSeconds - (mins * 60);
return sprintf("%d:%02d", mins, secs);
}
var hours = int(timeInSeconds / 3600);
timeInSeconds -= (hours * 3600);
var mins = int(timeInSeconds / 60);
var secs = timeInSeconds - (mins * 60);
return sprintf("%d:%02d:%02d", hours, mins, secs);
},
formatLatitude: func(lat)
{
var north = (lat >= 0.0);
var latDeg = int(lat);
var latMinutes = math.abs(lat - latDeg) * 60;
return sprintf('%s%02d*%04.1f', north ? "N" : "S", abs(latDeg), latMinutes);
},
formatLongitude: func(lon)
{
var east = (lon >= 0.0);
var lonDeg = int(lon);
var lonMinutes = math.abs(lon - lonDeg) * 60;
sprintf("%s%03d*%04.1f", east ? 'E' : 'W', abs(lonDeg), lonMinutes);
},
};
reload_gps = func
{
kln94._setActivePage(nil); # force existing page to be undisplayed cleanly
# make the cdu instance available inside the module namespace
# we are going to load into.
# for a reload this also wipes the existing namespace, which we want
globals['kln94_NS'] = { gps: kln94, KLN94:KLN94 };
var pages = ['navPages.nas', 'infoPages.nas', 'flightplanPages.nas', 'settingPages.nas', 'auxPages.nas'];
#var settings = props.globals.getNode('/instrumentation/cdu/settings');
foreach (var path; pages) {
# resolve the path in FG_ROOT, and --fg-aircraft dir, etc
var abspath = resolvepath('Aircraft/Instruments-3d/kln94/' ~ path);
if (io.stat(abspath) == nil) {
debug.dump('KN94 page not found:', path, abspath);
continue;
}
# load pages code into a seperate namespace which we defined above
# also means we can clean out that namespace later
io.load_nasal(abspath, 'kln94_NS');
}
# cdu.displayPageByTag(getprop('/instrumentation/cdu/settings/boot-page'));
};
setlistener("/nasal/canvas/loaded", func
{
# create base PGS
kln94 = KLN94.new('/instrumentation/gps', {"node": "screen"});
reload_gps();
}, 1);

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<PropertyList>
<path>kln94.ac</path>
<!--
<animation>
<type>material</type>
<texture alias="../../texture"/>
</animation>
<effect>
<inherits-from>Effects/lightmap</inherits-from>
<parameters>
<texture n="1">
<image>Aircraft/Instruments-3d/cdu2/boeing_lightmap.png</image>
</texture>
<condition><use>/instrumentation/cdu/serviceable</use></condition>
<factor><use>/instrumentation/cdu/brightness-norm</use></factor>
</parameters>
<object-name>CDU</object-name>
<object-name>Btn.side.r.1</object-name>
<object-name>Btn.side.r.2</object-name>
<object-name>Btn.side.r.3</object-name>
<object-name>Btn.side.r.4</object-name>
<object-name>Btn.side.r.5</object-name>
<object-name>Btn.side.r.6</object-name>
</effect> -->
<animation>
<type>pick</type>
<object-name>ent-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.enter();</script>
</binding>
</action>
</animation>
<animation>
<type>pick</type>
<object-name>crsr-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.toggleCursorMode();</script>
</binding>
</action>
</animation>
<animation>
<type>pick</type>
<object-name>nrst-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.nearestButton();</script>
</binding>
</action>
</animation>
<animation>
<type>pick</type>
<object-name>dto-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.directTo();</script>
</binding>
</action>
</animation>
<animation>
<type>pick</type>
<object-name>obs-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.obsButton();</script>
</binding>
</action>
</animation>
<animation>
<type>pick</type>
<object-name>msg-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.messageButton();</script>
</binding>
</action>
</animation>
<animation>
<type>pick</type>
<object-name>alt-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.altitudeButton();</script>
</binding>
</action>
</animation>
<animation>
<type>pick</type>
<object-name>clr-btn</object-name>
<action>
<repeatable>false</repeatable>
<binding>
<command>nasal</command>
<script>KLN94.clearButton();</script>
</binding>
</action>
</animation>
<animation>
<type>knob</type>
<object-name>knob-inner</object-name>
<action>
<binding>
<command>nasal</command>
<script>KLN94.innerKnob(cmdarg().getNode('offset').getValue());</script>
</binding>
</action>
</animation>
<animation>
<type>knob</type>
<object-name>knob-outer</object-name>
<action>
<binding>
<command>nasal</command>
<script>KLN94.outerKnob(cmdarg().getNode('offset').getValue());</script>
</binding>
</action>
</animation>
<animation>
<type>knob</type>
<object-name>knob-brightness</object-name>
<action>
<binding>
<command>property-adjust</command>
<property>/instrumentation/kln94/brightness-norm</property>
<step>0.05</step>
<min>0</min>
<max>1</max>
<wrap>false</wrap>
</binding>
</action>
</animation>
</PropertyList>

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var Nav1Page =
{
a:2,
new: func()
{
m = {parents: [Nav1Page, KLN94.Page.new(KLN94.PAGE_NAV, 0)]};
return m;
},
hasActiveIdent: func { 1 },
showsCDI: func { 1 },
display: func(gps)
{
if (gps.isDirectToActive()) {
} else {
# leg mode
gps.setLine(0, sprintf('%6s->%6s',
gps.props.previousIdent.getStringValue(),
gps.props.activeIdent.getStringValue())
);
}
gps.setLine(3, ' VNV Off');
var toFrom = gps.isTo() ? 'To' : 'Fr';
var eteToWp1 = gps.formatDuration(gps.props.timeToWaypoint.getIntValue());
gps.setLine(4, sprintf('%03d*%s ', bearingToWp1, toFrom) ~ eteToWp1);
},
refresh: func(gps)
{
}
};
var Nav2Page =
{
new: func()
{
m = {parents: [Nav2Page, KLN94.Page.new(KLN94.PAGE_NAV, 1)]};
return m;
},
display: func(gps)
{
# select refnavaid!
gps.setLine(0, ' PRESENT POSN'),
gps.setLine(1, ' Ref:%s', gps.refNavaid.id);
gps.setLine(3, ' ' + gps.formatLatitude(gps.props.indicatedLat.getDoubleValue()));
gps.setLine(4, ' ' + gps.formatLongitude(gps.props.indicatedLon.getDoubleValue()));
}
};
var Nav3Page =
{
new: func()
{
m = {parents: [Nav3Page, KLN94.Page.new(KLN94.PAGE_NAV, 2)]};
return m;
},
};
var nav1 = Nav1Page.new();
gps.addPage(nav1);
gps.addPage(Nav2Page.new());
gps.addPage(Nav3Page.new());