Class TrackQRCode

Component used to track a QRCode pose with an entity Transform3D.

Inheritance
object
IdentifiableObject
DependencyObject
AttachableObject
PrefabInstanceObject
Component
Behavior
TrackQRCode
Implements
Inherited Members
Namespace: Evergine.Components.XR
Assembly: Evergine.Components.dll
Syntax
public class TrackQRCode : Behavior, IDependencyObject

Fields

qRCodeWatcherService

The IQRCodeWatcherService dependency.

Declaration
[BindService(true)]
protected IQRCodeWatcherService qRCodeWatcherService
Field Value
Type Description
IQRCodeWatcherService

trackedQRCode

The currently tracked QRCode.

Declaration
protected QRCode trackedQRCode
Field Value
Type Description
QRCode

transform3D

A Transform3D dependency.

Declaration
[BindComponent(true, true, BindComponentSource.Owner, null, true)]
protected Transform3D transform3D
Field Value
Type Description
Transform3D

Properties

AutoMatching

Gets or sets a value indicating whether this component will automatically match a QRCode to be tracked.

Declaration
public bool AutoMatching { get; set; }
Property Value
Type Description
bool

DataFilter

Gets or sets the filter used against the Data to match.

Declaration
public string DataFilter { get; set; }
Property Value
Type Description
string
Remarks

When IsRegexDataFilter, this filter will be considered a regular expression matching pattern. Otherwise, the filter will be considered literal. When set to null, the first detected QR will be matched.

IsRegexDataFilter

Gets or sets a value indicating whether the DataFilter will be considered a regular expression matching pattern.

Declaration
public bool IsRegexDataFilter { get; set; }
Property Value
Type Description
bool

ScaleBasedOnPhysicalLength

Gets or sets a value indicating whether the Scale will be updated based on the PhysicalSideLength property of the TrackedQRCode.

Declaration
public bool ScaleBasedOnPhysicalLength { get; set; }
Property Value
Type Description
bool

TrackedQRCode

Gets or sets the tracked QRCode.

Declaration
public QRCode TrackedQRCode { get; set; }
Property Value
Type Description
QRCode

Methods

OnActivated()

Invoked when the object is activated once it is attached.

Declaration
protected override void OnActivated()
Overrides

OnDeactivated()

Invoked when the object is deactivated.

Declaration
protected override void OnDeactivated()
Overrides

OnDetach()

Invoked when the object is detached.

Declaration
protected override void OnDetach()
Overrides

TryMatchWithDetectedCodes()

Tries to match with already detected codes from the IQRCodeWatcherService.

Declaration
public bool TryMatchWithDetectedCodes()
Returns
Type Description
bool

true if a matching code is found; otherwise, false.

Update(TimeSpan)

Allows this instance to execute custom logic during its Update.

Declaration
protected override void Update(TimeSpan gameTime)
Parameters
Type Name Description
TimeSpan gameTime

The game time.
Overrides
Remarks

This method will not be executed if the Component or the Entity owning it is not Active.

Events

Updated

Occurs when the TrackedQRCode is updated.

Declaration
public event EventHandler Updated
Event Type
Type Description
EventHandler

Implements

Extension Methods