feat: allow retrieval of last processed image

packages/mlkit-barcode-scanning/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nativescript/mlkit-barcode-scanning",
-  "version": "1.0.0-alpha.5",
+  "version": "1.0.0-alpha.6",
   "description": "NativeScript MLKit Barcode Scanner module",
   "main": "index",
   "typings": "index.d.ts",

packages/mlkit-core/common.ts

@@ -1,157 +1,150 @@
-import { booleanConverter, ContainerView, CSSType, Property } from '@nativescript/core';
+import { booleanConverter, ContainerView, CSSType, ImageSource, Property } from '@nativescript/core';
 
 export enum DetectionType {
-    Barcode = "barcode",
-    DigitalInk = "digitalInk",
-    Face = "face",
-    Image = "image",
-    Object = "object",
-    Pose = "pose",
-    Text = "text",
-    All = "all",
-    Selfie = "selfie",
-    None = "none"
+  Barcode = 'barcode',
+  DigitalInk = 'digitalInk',
+  Face = 'face',
+  Image = 'image',
+  Object = 'object',
+  Pose = 'pose',
+  Text = 'text',
+  All = 'all',
+  Selfie = 'selfie',
+  None = 'none',
 }
 
 export enum CameraPosition {
-    FRONT = 'front',
-    BACK = 'back'
+  FRONT = 'front',
+  BACK = 'back',
 }
 
-
 export enum BarcodeFormats {
-    ALL = 'all',
-    CODE_128 = 'code_128',
-    CODE_39 = 'code_39',
-    CODE_93 = 'code_93',
-    CODABAR = 'codabar',
-    DATA_MATRIX = 'data_matrix',
-    EAN_13 = 'ean_13',
-    EAN_8 = 'ean_8',
-    ITF = 'itf',
-    QR_CODE = 'qr_code',
-    UPC_A = 'upc_a',
-    UPC_E = 'upc_e',
-    PDF417 = 'pdf417',
-    AZTEC = 'aztec',
-    UNKOWN = 'unknown'
+  ALL = 'all',
+  CODE_128 = 'code_128',
+  CODE_39 = 'code_39',
+  CODE_93 = 'code_93',
+  CODABAR = 'codabar',
+  DATA_MATRIX = 'data_matrix',
+  EAN_13 = 'ean_13',
+  EAN_8 = 'ean_8',
+  ITF = 'itf',
+  QR_CODE = 'qr_code',
+  UPC_A = 'upc_a',
+  UPC_E = 'upc_e',
+  PDF417 = 'pdf417',
+  AZTEC = 'aztec',
+  UNKOWN = 'unknown',
 }
 
-
 export enum FaceDetectionPerformanceMode {
-    Fast = 'fast',
-    Accurate = 'accurate'
+  Fast = 'fast',
+  Accurate = 'accurate',
 }
 
 @CSSType('MLKitView')
 export class MLKitViewBase extends ContainerView {
-    static detectionEvent = 'detection';
-    cameraPosition: CameraPosition;
-    detectionType: DetectionType;
-    barcodeFormats: BarcodeFormats[];
-    faceDetectionPerformanceMode: FaceDetectionPerformanceMode;
-    faceDetectionTrackingEnabled: boolean;
-    faceDetectionMinFaceSize: number;
-    imageLabelerConfidenceThreshold: number;
-    objectDetectionMultiple: boolean;
-    objectDetectionClassify: boolean;
-    torchOn: boolean;
-    pause: boolean;
-    processEveryNthFrame: number;
+  static detectionEvent = 'detection';
+  cameraPosition: CameraPosition;
+  detectionType: DetectionType;
+  barcodeFormats: BarcodeFormats[];
+  faceDetectionPerformanceMode: FaceDetectionPerformanceMode;
+  faceDetectionTrackingEnabled: boolean;
+  faceDetectionMinFaceSize: number;
+  imageLabelerConfidenceThreshold: number;
+  objectDetectionMultiple: boolean;
+  objectDetectionClassify: boolean;
+  torchOn: boolean;
+  pause: boolean;
+  processEveryNthFrame: number;
+  readonly latestImage?: ImageSource;
+  retrieveLatestImage: boolean;
 }
 
 export const cameraPositionProperty = new Property<MLKitViewBase, CameraPosition>({
-    name: 'cameraPosition',
-    defaultValue: CameraPosition.BACK
+  name: 'cameraPosition',
+  defaultValue: CameraPosition.BACK,
 });
 
 cameraPositionProperty.register(MLKitViewBase);
 
 export const detectionTypeProperty = new Property<MLKitViewBase, DetectionType>({
-    name: 'detectionType',
-    defaultValue: DetectionType.None
+  name: 'detectionType',
+  defaultValue: DetectionType.None,
 });
 
 detectionTypeProperty.register(MLKitViewBase);
 
 export const barcodeFormatsProperty = new Property<MLKitViewBase, BarcodeFormats[]>({
-    name: 'barcodeFormats',
-    defaultValue: [BarcodeFormats.ALL]
-})
+  name: 'barcodeFormats',
+  defaultValue: [BarcodeFormats.ALL],
+});
 
 barcodeFormatsProperty.register(MLKitViewBase);
 
-
 export const faceDetectionPerformanceModeProperty = new Property<MLKitViewBase, FaceDetectionPerformanceMode>({
-    name: 'faceDetectionPerformanceMode',
-    defaultValue: FaceDetectionPerformanceMode.Fast
-})
+  name: 'faceDetectionPerformanceMode',
+  defaultValue: FaceDetectionPerformanceMode.Fast,
+});
 
 faceDetectionPerformanceModeProperty.register(MLKitViewBase);
 
-
 export const faceDetectionTrackingEnabledProperty = new Property<MLKitViewBase, boolean>({
-    name: 'faceDetectionTrackingEnabled',
-    defaultValue: false,
-    valueConverter: booleanConverter
+  name: 'faceDetectionTrackingEnabled',
+  defaultValue: false,
+  valueConverter: booleanConverter,
 });
 
 faceDetectionTrackingEnabledProperty.register(MLKitViewBase);
 
-
 export const faceDetectionMinFaceSizeProperty = new Property<MLKitViewBase, number>({
-    name: 'faceDetectionMinFaceSize',
-    defaultValue: 0.1
-})
+  name: 'faceDetectionMinFaceSize',
+  defaultValue: 0.1,
+});
 
 faceDetectionMinFaceSizeProperty.register(MLKitViewBase);
 
-
 export const imageLabelerConfidenceThresholdProperty = new Property<MLKitViewBase, number>({
-    name: 'imageLabelerConfidenceThreshold',
-    defaultValue: 0.5
+  name: 'imageLabelerConfidenceThreshold',
+  defaultValue: 0.5,
 });
 
 imageLabelerConfidenceThresholdProperty.register(MLKitViewBase);
 
 export const objectDetectionMultipleProperty = new Property<MLKitViewBase, boolean>({
-    name: 'objectDetectionMultiple',
-    defaultValue: false,
-    valueConverter: booleanConverter
+  name: 'objectDetectionMultiple',
+  defaultValue: false,
+  valueConverter: booleanConverter,
 });
 
 objectDetectionMultipleProperty.register(MLKitViewBase);
 
-
 export const objectDetectionClassifyProperty = new Property<MLKitViewBase, boolean>({
-    name: 'objectDetectionClassify',
-    defaultValue: false,
-    valueConverter: booleanConverter
+  name: 'objectDetectionClassify',
+  defaultValue: false,
+  valueConverter: booleanConverter,
 });
 
 objectDetectionClassifyProperty.register(MLKitViewBase);
 
-
 export const torchOnProperty = new Property<MLKitViewBase, boolean>({
-    name: 'torchOn',
-    defaultValue: false,
-    valueConverter: booleanConverter
+  name: 'torchOn',
+  defaultValue: false,
+  valueConverter: booleanConverter,
 });
 
 torchOnProperty.register(MLKitViewBase);
 
-
 export const pauseProperty = new Property<MLKitViewBase, boolean>({
-    name: 'pause',
-    defaultValue: false,
-    valueConverter: booleanConverter
+  name: 'pause',
+  defaultValue: false,
+  valueConverter: booleanConverter,
 });
 
 pauseProperty.register(MLKitViewBase);
 
 export const processEveryNthFrameProperty = new Property<MLKitViewBase, number>({
-    name: 'processEveryNthFrame',
-    defaultValue: 0
+  name: 'processEveryNthFrame',
+  defaultValue: 0,
 });
 
-processEveryNthFrameProperty.register(MLKitViewBase);
+processEveryNthFrameProperty.register(MLKitViewBase);