feat: aspectRatio property

Author: farfromrefuge

src/ui-cameraview/index.android.ts

@@ -2,6 +2,7 @@ import { TakePictureOptions } from '.';
 import {
     CameraViewBase,
     ScaleType,
+    aspectRatioProperty,
     autoFocusProperty,
     captureModeProperty,
     enablePinchZoomProperty,
@@ -235,6 +236,9 @@ export class CameraView extends CameraViewBase {
     [stretchProperty.setNative](value) {
         this.nativeViewProtected.setScaleType(getScaleType(value));
     }
+    [aspectRatioProperty.setNative](value) {
+        this.nativeViewProtected.setAspectRatio(value);
+    }
     [flashModeProperty.setNative](value: string | number) {
         if (typeof value === 'string') {
             switch (value) {

src/ui-cameraview/index.common.ts

@@ -69,6 +69,7 @@ export const jpegQualityProperty = new Property<CameraViewBase, number>({
     valueConverter: (d) => parseInt(d, 10)
 });
 export const stretchProperty = new Property<CameraViewBase, string>({ name: 'stretch' });
+export const aspectRatioProperty = new Property<CameraViewBase, string>({ name: 'aspectRatio' });
 
 jpegQualityProperty.register(CameraViewBase);
 pictureSizeProperty.register(CameraViewBase);
@@ -78,3 +79,4 @@ autoFocusProperty.register(CameraViewBase);
 enablePinchZoomProperty.register(CameraViewBase);
 saveToGalleryProperty.register(CameraViewBase);
 stretchProperty.register(CameraViewBase);
+aspectRatioProperty.register(CameraViewBase);

src/ui-cameraview/typings/android.d.ts

@@ -290,6 +290,8 @@ declare namespace com {
                 public getAllowExifRotation(): boolean;
                 public setScaleType(param0: androidx.camera.view.PreviewView.ScaleType): void;
                 public getScaleType(): androidx.camera.view.PreviewView.ScaleType;
+                public setAspectRatio(param0: string): void;
+                public getAspectRatio(): string;
                 public getRotation(): CameraOrientation;
                 public getAllAvailablePictureSizes(): androidNative.Array<Size>;
                 public orientationUpdated(): void;