Class: WT21FmsUtils
Utility Methods for the WT21 FMS.
Constructors
constructor
• new WT21FmsUtils(): WT21FmsUtils
Returns
Properties
DTO_LEG_OFFSET
▪ Static Readonly DTO_LEG_OFFSET: 3
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:22
PRIMARY_ACT_PLAN_INDEX
▪ Static Readonly PRIMARY_ACT_PLAN_INDEX: 0
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:19
PRIMARY_MOD_PLAN_INDEX
▪ Static Readonly PRIMARY_MOD_PLAN_INDEX: 1
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:20
PROC_PREVIEW_PLAN_INDEX
▪ Static Readonly PROC_PREVIEW_PLAN_INDEX: 2
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:21
USER_DATA_KEY_ALTN
▪ Static Readonly USER_DATA_KEY_ALTN: "wt21.altn"
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:23
USER_DATA_KEY_FIX_INFO
▪ Static Readonly USER_DATA_KEY_FIX_INFO: "wt21.fix-info"
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:24
getBestRnavType
▪ Static getBestRnavType: (query: ApproachProcedure | RnavTypeFlags) => RnavTypeFlags = ApproachUtils.getBestRnavType
Utility method to return a single RnavTypeFlag from multiple possible flags.
Param
The input RnavTypeFlags.
Type declaration
▸ (query): RnavTypeFlags
Utility method to return a single RnavTypeFlag from multiple possible flags.
Parameters
| Name | Type |
|---|---|
query | ApproachProcedure | RnavTypeFlags |
Returns
RnavTypeFlags
A single RnavTypeFlag
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:182
Methods
approachHasNavFrequency
▸ approachHasNavFrequency(approach): boolean
Checks whether an approach has a primary NAV frequency based on its type. Only approaches of the following types have primary NAV frequencies: ILS, LOC (BC), LDA, SDF, VOR(DME).
Parameters
| Name | Type | Description |
|---|---|---|
approach | ApproachProcedure | The approach to check. |
Returns
boolean
Whether the specified approach has a primary NAV frequency based on its type.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:488
buildRunwayLeg
▸ buildRunwayLeg(airport, oneWayRunway, isOriginRunway): FlightPlanLeg
Utility method to return a one-way runway leg
Parameters
| Name | Type | Description |
|---|---|---|
airport | AirportFacility | The runway's parent airport. |
oneWayRunway | OneWayRunway | is the one wway runway object |
isOriginRunway | boolean | is a bool whether this is the origin or destination (origin = true, dest = false) |
Returns
FlightPlanLeg
a leg object for the runway
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:63
buildRunwayLegForApproach
▸ buildRunwayLegForApproach(airport, runwayIcao): undefined | FlightPlanLeg
Utility method to return a one-way runway leg from an approach runway leg definition
Parameters
| Name | Type | Description |
|---|---|---|
airport | AirportFacility | is the facility associated with the arrival |
runwayIcao | string | is the icao string for the runway waypoint in the final legs |
Returns
undefined | FlightPlanLeg
a leg object for the runway
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:80
buildVisualApproach
▸ buildVisualApproach(facRepo, airport, runway, finalLegDistance, name?, finalLegIdent?): ApproachProcedure
Utility method to return a visual approach for a runway.
Parameters
| Name | Type | Description |
|---|---|---|
facRepo | FacilityRepository | is a facility repository in which to store the created faf leg facility |
airport | AirportFacility | is the airport facility for the visual approach. |
runway | OneWayRunway | is the runway to build the visual approach for. |
finalLegDistance | number | is the distance from the runway to place the faf leg in NM. |
name? | string | is the optional name for the approach. |
finalLegIdent? | string | is the optional name for the faf leg. |
Returns
ApproachProcedure
an approach procedure.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:108
buildWT21LegName
▸ buildWT21LegName(leg): string
Builds leg names using default nomenclature.
Parameters
| Name | Type | Description |
|---|---|---|
leg | FlightPlanLeg | The leg to build a name for. |
Returns
string
The name of the leg.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1022
canLegBeSelectedOnDirectPage
▸ canLegBeSelectedOnDirectPage(leg): boolean
Checks whether a leg should appear on the Direct To Page based on leg type.
Parameters
| Name | Type | Description |
|---|---|---|
leg | FlightPlanLeg | The FlightPlanLeg to evaluate. |
Returns
boolean
whether or not the leg should appear on the Direct To page.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:996
distanceBetweenDiscontinuedLegs
▸ distanceBetweenDiscontinuedLegs(prevLeg, nextLeg): number
Returns the distance between the end of a leg before a discontinuity and the start of the leg after that discontinuity
Parameters
| Name | Type | Description |
|---|---|---|
prevLeg | LegDefinition | the leg before the discontinuity |
nextLeg | LegDefinition | the leg after the discontinuity |
Returns
number
the great circle distance between the end of the previous leg and the start of the next leg, in metres
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1251
estimateDistanceForSeconds
▸ estimateDistanceForSeconds(seconds, groundSpeed): number
Calculates distance flown for a number of seconds at a ground speed
Parameters
| Name | Type | Description |
|---|---|---|
seconds | number | time flown in number of seconds |
groundSpeed | number | GS to predict with |
Returns
number
distance in nautical miles
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1218
estimateSecondsForDistance
▸ estimateSecondsForDistance(distance, groundSpeed): number
Calculates time in seconds to fly a certain distance at a ground speed
Parameters
| Name | Type | Description |
|---|---|---|
distance | number | distance to fly |
groundSpeed | number | GS to predict with |
Returns
number
time in number of seconds
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1206
findIcaoInSegment
▸ findIcaoInSegment(segment, icao): undefined | number
Checks whether a leg exists in a segment with the specified ICAO and, if so, returns the leg index of that leg.
Parameters
| Name | Type | Description |
|---|---|---|
segment | FlightPlanSegment | The segment to check for the icao. |
icao | undefined | string | The ICAO to check for in the segment. |
Returns
undefined | number
The segment leg index of the leg with the matching icao, or -1.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:44
formatFacilityFrequencyType
▸ formatFacilityFrequencyType(frequency, noneString?): string
Formats a facility frequency's type for display on the FMC
Parameters
| Name | Type | Default value | Description |
|---|---|---|---|
frequency | FacilityFrequency | undefined | the frequency |
noneString | string | 'UNKNOWN' | (optional) the string to return when the type is "None" |
Returns
string
a string
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1274
getActiveSegment
▸ getActiveSegment(plan): undefined | FlightPlanSegment
Gets the active segment in the Lateral Flight Plan.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | The Lateral Flight Plan. |
Returns
undefined | FlightPlanSegment
The Active Flight Plan Segment or undefined.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:31
getApproachFromPlan
▸ getApproachFromPlan(plan, destination): undefined | ApproachProcedure
Gets an approach procedure from a flight plan.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
destination | AirportFacility | The detsination airport of the flight plan. |
Returns
undefined | ApproachProcedure
The approach procedure from the flight plan, or undefined if the plan has no approach.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:221
getApproachNameAsParts
▸ getApproachNameAsParts(proc, transitionIndex): ApproachNameParts
Utility method to analyze an approach for its name components and pack them into a custom type.
Parameters
| Name | Type | Description |
|---|---|---|
proc | ApproachProcedure | The approach procedure. |
transitionIndex | number | The transition index. |
Returns
The name as an ApproachNameParts
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:406
getApproachNameAsString
▸ getApproachNameAsString(facility, procedureIndex, transitionIndex): string
Utility method that gets an approach and returns its name as a flat string suitable for use in embedded text content.
Parameters
| Name | Type | Description |
|---|---|---|
facility | AirportFacility | The Facility. |
procedureIndex | number | The approach index. |
transitionIndex | number | The index of the approach transition. |
Returns
string
The formatted name as a string.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:470
getApproachVtfLeg
▸ getApproachVtfLeg(plan): undefined | LegDefinition
Gets the vectors-to-final leg of a flight plan.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
Returns
undefined | LegDefinition
The vectors-to-final leg of the flight plan, or undefined if one could not be found.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:272
getArrivalNameAsString
▸ getArrivalNameAsString(facility, procedureIndex, transitionIndex): string
Gets the name of a arrival procedure as a string.
Parameters
| Name | Type | Description |
|---|---|---|
facility | AirportFacility | The airport to which the arrival belongs. |
procedureIndex | number | An arrival procedure index. |
transitionIndex | number | The index of the arrival enroute transition. |
Returns
string
The name of the arrival procedure.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:375
getConstraintDisplayForDirectPage
▸ getConstraintDisplayForDirectPage(verticalData, transitionAltitude?): string
Method to get the FMS constraint display data from a verticalData object
Parameters
| Name | Type | Default value | Description |
|---|---|---|---|
verticalData | VerticalData | undefined | is the Vertical Data object for the leg |
transitionAltitude | number | 18000 | is the transition altitude that applies to the constraint |
Returns
string
A string to display on the FMC
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:763
getConstraintDisplayForLegs
▸ getConstraintDisplayForLegs(performancePlanData, verticalData, transitionAltitude?, constraintInvalid?, isRunway?): string
Method to get the FMS constraint display data from a verticalData object.
Parameters
| Name | Type | Default value | Description |
|---|---|---|---|
performancePlanData | PerformancePlanData | undefined | performance plan data |
verticalData | VerticalData | undefined | The Vertical Data object for the leg. |
transitionAltitude | number | 18000 | The transition altitude that applies to the constraint. |
constraintInvalid? | boolean | undefined | If the constraint is invalid. |
isRunway? | boolean | undefined | If the constraint is a runway. |
Returns
string
A string to display on the FMC.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:684
getDepartureNameAsString
▸ getDepartureNameAsString(facility, procedureIndex): string
Gets the name of a departure procedure as a string.
Parameters
| Name | Type | Description |
|---|---|---|
facility | AirportFacility | The Facility. |
procedureIndex | number | The procedure index. |
Returns
string
The name of the departure procedure.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:346
getDirectToCourse
▸ getDirectToCourse(leg): number
Gets the direct to magnetic course from the leg vectors.
Parameters
| Name | Type | Description |
|---|---|---|
leg | LegDefinition | The Leg Definition |
Returns
number
the magnetic course.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:932
getDistanceFromPposToLegEnd
▸ getDistanceFromPposToLegEnd(lateralPlan, globalLegIndex): undefined | number
Returns the distance from PPOS to the end of a leg, given a lateral plan and a global leg index
Parameters
| Name | Type | Description |
|---|---|---|
lateralPlan | FlightPlan | the lateral plan |
globalLegIndex | number | the global leg index |
Returns
undefined | number
the distance, in metres
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1316
getFpaDisplayForLegs
▸ getFpaDisplayForLegs(vnavLeg, vnavConstraint?, phase?): string
Method to get the FMS FPA display data for a leg from a VNavConstraint and VNavLeg.
Parameters
| Name | Type | Description |
|---|---|---|
vnavLeg | VNavLeg | The VNav Leg from the vertical flight plan that cooresponds to this leg index. |
vnavConstraint? | VNavConstraint | The VNav Constraint from the Vertical Flight Plan that cooresponds to this leg index. |
phase? | VerticalFlightPhase | The vertical flight phase of this leg. |
Returns
string
A string to display on the FMC.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:659
getLastNonMissedApproachLeg
▸ getLastNonMissedApproachLeg(plan): number
Returns the index of the last non-missed approach leg in the flight plan
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | the plan to use for lookup |
Returns
number
array of index and ident, or undefined if no approach segment
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1229
getNominalFromLeg
▸ getNominalFromLeg(plan, segmentIndex, segmentLegIndex): undefined | LegDefinition
Gets the nominal leg from which a specified flight plan leg originates. The nominal from leg excludes any legs which are part of a direct to or vectors-to-final sequence.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
segmentIndex | number | The index of the segment containing the leg for which to get the from leg. |
segmentLegIndex | number | The index of the leg for which to get the from leg in its segment. |
Returns
undefined | LegDefinition
The nominal leg from which the specified flight plan leg originates.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:511
getNominalFromLegIndex
▸ getNominalFromLegIndex(plan, segmentIndex, segmentLegIndex): number
Gets the global leg index of the nominal leg from which a specified flight plan leg originates. The nominal from leg excludes any legs which are part of a direct to or vectors-to-final sequence.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
segmentIndex | number | The index of the segment containing the leg for which to get the from leg. |
segmentLegIndex | number | The index of the leg for which to get the from leg in its segment. |
Returns
number
The nominal leg from which the specified flight plan leg originates.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:535
getPlanHolds
▸ getPlanHolds(plan, inMissed?): LegDefinition[]
Returns hold legs in the flight plan. Used to determine and show appropriate HOLD pages.
Parameters
| Name | Type | Default value | Description |
|---|---|---|---|
plan | FlightPlan | undefined | the flight plan in question |
inMissed | boolean | false | whether to only include missed approach holds |
Returns
LegDefinition[]
the result
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1176
getProcedureIndexAndTransitionIndexFromSegmentType
▸ getProcedureIndexAndTransitionIndexFromSegmentType(segmentType, lateralPlan): number[]
Gets the procedure index and transition index from procedure details of the lateral plan based on segment type.
Parameters
| Name | Type | Description |
|---|---|---|
segmentType | FlightPlanSegmentType | The segment type. |
lateralPlan | FlightPlan | The lateral flight plan. |
Returns
number[]
an array of procedureIndex, transitionIndex.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:291
getProcedureNameAsString
▸ getProcedureNameAsString(segmentType, facility, procedureIndex, transitionIndex?): string
Combiner method to get a procedure name as a string for the FPLN Page.
Parameters
| Name | Type | Description |
|---|---|---|
segmentType | FlightPlanSegmentType | The segment type. |
facility | undefined | AirportFacility | The facility. |
procedureIndex | number | The procedure index. |
transitionIndex? | number | The transition index. |
Returns
string
the name as a string.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:311
isAirwayAtLeg
▸ isAirwayAtLeg(facLoader, icao, airwayName): Promise<undefined | AirwayObject>
Checks for an airway at a leg and returns the airway or undefined
Parameters
| Name | Type | Description |
|---|---|---|
facLoader | FacilityLoader | The facility loader. |
icao | string | The icao of the entry to check. |
airwayName | string | The airway to search for. |
Returns
Promise<undefined | AirwayObject>
The airway object or undefined
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:959
isAltitudeLeg
▸ isAltitudeLeg(legType): boolean
Checks if leg type is an "to altitude" leg type.
Parameters
| Name | Type | Description |
|---|---|---|
legType | LegType | The LegType. |
Returns
boolean
Whether the leg type is a "to altitude" leg type.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:886
isApproachLoaded
▸ isApproachLoaded(plan): boolean
Checks whether a flight plan has an approach loaded.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
Returns
boolean
Whether the flight plan has an approach loaded.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:254
isCourseToLeg
▸ isCourseToLeg(legType): boolean
Checks if leg type is a "course to" leg type.
Parameters
| Name | Type | Description |
|---|---|---|
legType | LegType | The LegType. |
Returns
boolean
Whether the leg type is a "course to" leg type.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:895
isDiscontinuityLeg
▸ isDiscontinuityLeg(legType): boolean
Checks if leg type is a "discontinuity" leg type.
Parameters
| Name | Type | Description |
|---|---|---|
legType | LegType | The LegType. |
Returns
boolean
Whether the leg type is a "discontinuity" leg type.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:904
isGpsApproach
▸ isGpsApproach(approachType): boolean
Utility method to check whether an approach is authorized for GPS guidance.
Parameters
| Name | Type | Description |
|---|---|---|
approachType | APPROACH_TYPE_UNKNOWN | APPROACH_TYPE_GPS | APPROACH_TYPE_VOR | APPROACH_TYPE_NDB | APPROACH_TYPE_ILS | APPROACH_TYPE_LOCALIZER | APPROACH_TYPE_SDF | APPROACH_TYPE_LDA | APPROACH_TYPE_VORDME | APPROACH_TYPE_NDBDME | APPROACH_TYPE_RNAV | APPROACH_TYPE_LOCALIZER_BACK_COURSE | APPROACH_TYPE_VISUAL | The approach type. |
Returns
boolean
True if GPS guidance is authorized, false otherwise.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:189
isHeadingToLeg
▸ isHeadingToLeg(legType): boolean
Checks if leg type is a "heading to" leg type.
Parameters
| Name | Type | Description |
|---|---|---|
legType | LegType | The LegType. |
Returns
boolean
Whether the leg type is a "heading to" leg type.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:868
isHoldAtLeg
▸ isHoldAtLeg(legType): boolean
Checks if leg type is a "hold at" leg type.
Parameters
| Name | Type | Description |
|---|---|---|
legType | LegType | The LegType. |
Returns
boolean
Whether the leg type is a "hold at" leg type.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:877
isLegHold
▸ isLegHold(leg): boolean
Returns true if the leg is a hold leg
Parameters
| Name | Type | Description |
|---|---|---|
leg | FlightPlanLeg | the leg in question |
Returns
boolean
the result
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1140
isLegValidAirwayExit
▸ isLegValidAirwayExit(airway, icao): undefined | IntersectionFacility
Checks for an airway exit at a given icao.
Parameters
| Name | Type | Description |
|---|---|---|
airway | AirwayObject | The Airway Object. |
icao | string | The icao of the entry to check. |
Returns
undefined | IntersectionFacility
The Intersection Facility if the leg is a valid exit to the airway.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:977
isLegVectOrDisco
▸ isLegVectOrDisco(leg): boolean
Returns true if a leg is a vector of discontinuity.
Parameters
| Name | Type | Description |
|---|---|---|
leg | FlightPlanLeg | The FlightPlanLeg |
Returns
boolean
Whether the leg is a vector of discontinuity
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1156
isLocalizerApproach
▸ isLocalizerApproach(approachType): boolean
Utility method to check for an approach with a a tunable localizer.
Parameters
| Name | Type | Description |
|---|---|---|
approachType | ExtendedApproachType | The approach procedure type |
Returns
boolean
True if a localizer needs to be tuned, otherwise false.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:203
isVectorsLeg
▸ isVectorsLeg(legType): boolean
Checks if leg type is a "vectors" leg type.
Parameters
| Name | Type | Description |
|---|---|---|
legType | LegType | The LegType. |
Returns
boolean
Whether the leg type is a "vectors" leg type.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:913
isVtfApproachLoaded
▸ isVtfApproachLoaded(plan): boolean
Checks whether a plan has a vectors-to-final approach loaded.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
Returns
boolean
Whether the flight plan has a vectors-to-final approach loaded.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:263
matchIdentToAirway
▸ matchIdentToAirway(airway, ident): undefined | IntersectionFacility
Checks for an airway exit matching an input ident
Parameters
| Name | Type | Description |
|---|---|---|
airway | AirwayObject | The AirwayObject. |
ident | string | The Ident to search for. |
Returns
undefined | IntersectionFacility
The Intersection Facility if the leg is a valid exit to the airway.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:987
parseAltitudeForDisplay
▸ parseAltitudeForDisplay(altitudeMeters, transitionAltitudeFeet): string
Gets an altitude for display with padding, Flight Level Handling
Parameters
| Name | Type | Description |
|---|---|---|
altitudeMeters | number | the altitude IN METERS to evaluate |
transitionAltitudeFeet | number | the transition altitude IN FEET to evaluate |
Returns
string
A display string
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:792
parseConstraintInput
▸ parseConstraintInput(value, verticalData): undefined | boolean
Copied from the CJ4 mod
Parameters
| Name | Type | Description |
|---|---|---|
value | string | The scratchpad value. |
verticalData | VerticalData | The existing leg vertical data. |
Returns
undefined | boolean
False if invalid entry.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:557
parseDtkDistanceForDisplay
▸ parseDtkDistanceForDisplay(leg, isToLeg, ppos, distance?): string
Gets a DTK and Distance string for the FMC Legs Page Display.
Parameters
| Name | Type | Description |
|---|---|---|
leg | LegDefinition | The Leg Definition. |
isToLeg | boolean | Whether the leg is the TO loeg or not. |
ppos | GeoPoint | The plane's present position. |
distance? | number | A manual distance to calculate with. |
Returns
string
A Display string.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:809
reconcileDirectToData
▸ reconcileDirectToData(plan): void
Reconciles a flight plan's Direct-To data with its internal leg structure. Scans the legs of the flight plan for Direct-To legs and sets the segment index and segment leg index of the plan's Direct-To data to point to the leg immediately preceding the first Direct-To leg found, or to -1 for both if the plan contains no Direct-To legs.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
Returns
void
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1063
removeAllDirectToData
▸ removeAllDirectToData(plan): void
Removes all of a flight plan's Direct-To data, but from the DirectToData object and from any legs in the plan. Scans the legs of the flight plan for Direct-To legs and removes them.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
Returns
void
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1086
removeDisplacedActiveLegs
▸ removeDisplacedActiveLegs(plan): void
Removes all of a flight plan's Displaced Active Legs, which are flagged when a procedure is added and the active leg array is moved to enroute.
Parameters
| Name | Type | Description |
|---|---|---|
plan | FlightPlan | A flight plan. |
Returns
void
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1107
removeFixTypeFlags
▸ removeFixTypeFlags(legs): FlightPlanLeg[]
Removes fix type flags from legs being moved from an approach procedure to the enroute segment.
Parameters
| Name | Type | Description |
|---|---|---|
legs | FlightPlanLeg[] | The FlightPlanLegs to remove fix type flags from. |
Returns
FlightPlanLeg[]
The array of FlightPlanLegs with the flags removed.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:1126
shouldShowLegCourse
▸ shouldShowLegCourse(legType): boolean
Checks if leg type is a course or heading leg, which should have the leg course shown instead of the initial dtk.
Parameters
| Name | Type | Description |
|---|---|---|
legType | LegType | The LegType. |
Returns
boolean
Whether the leg type is a course or heading leg.
Defined in
workingtitle-instruments-wt21/shared/Systems/FMS/WT21FmsUtils.ts:923