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index.ios.ts
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index.ios.ts
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/**********************************************************************************
* (c) 2017, nStudio, LLC & LiveShopper, LLC
*
* Version 1.1.0 team@nStudio.io
**********************************************************************************/
import { Color, Device, File, ImageAsset, knownFolders, path, Utils, View } from '@nativescript/core';
import { CameraPlusBase, CameraTypes, CameraVideoQuality, CLog, GetSetProperty, ICameraOptions, IChooseOptions, IVideoOptions } from './common';
export * from './common';
export { CameraVideoQuality, WhiteBalance } from './common';
/**
* Library image picker delegate (multiple or single)
*/
@NativeClass()
class QBImagePickerControllerDelegateImpl extends NSObject implements QBImagePickerControllerDelegate {
public static ObjCProtocols = [QBImagePickerControllerDelegate];
static new(): QBImagePickerControllerDelegateImpl {
return <QBImagePickerControllerDelegateImpl>super.new();
}
private _owner: WeakRef<MySwifty>;
private _callback: (result?) => void;
private _width: number;
private _height: number;
private _keepAspectRatio: boolean;
public initWithCallback(owner: WeakRef<MySwifty>, callback: (result?) => void): QBImagePickerControllerDelegateImpl {
this._owner = owner;
this._callback = callback;
return this;
}
public initWithCallbackAndOptions(owner: WeakRef<MySwifty>, callback: (result?) => void, options?): QBImagePickerControllerDelegateImpl {
this._owner = owner;
this._callback = callback;
if (options) {
this._width = options.width;
this._height = options.height;
this._keepAspectRatio = Utils.isNullOrUndefined(options.keepAspectRatio) ? true : options.keepAspectRatio;
} else {
this._keepAspectRatio = true; // always default to true
}
return this;
}
// create date from a string with format yyyy:MM:dd HH:mm:ss (like the format used in image description)
private createDateFromString(value: string): Date {
const year = parseInt(value.substr(0, 4));
const month = parseInt(value.substr(5, 2));
const date = parseInt(value.substr(8, 2));
const hour = parseInt(value.substr(11, 2));
const minutes = parseInt(value.substr(14, 2));
const seconds = parseInt(value.substr(17, 2));
return new Date(year, month - 1, date, hour, minutes, seconds);
}
qb_imagePickerControllerDidFinishPickingAssets(picker, assets: NSArray<PHAsset>): void {
const selection = [];
const manager = PHImageManager.defaultManager();
// let scale = UIScreen.mainScreen.scale;
const targetSize = PHImageManagerMaximumSize;
const requestOptions = PHImageRequestOptions.alloc().init();
requestOptions.resizeMode = PHImageRequestOptionsResizeMode.Exact;
requestOptions.synchronous = false;
requestOptions.deliveryMode = PHImageRequestOptionsDeliveryMode.HighQualityFormat;
requestOptions.normalizedCropRect = CGRectMake(0, 0, 1, 1);
requestOptions.version = PHImageRequestOptionsVersion.Original;
requestOptions.networkAccessAllowed = true;
let cnt = 0;
const next = function () {
cnt++;
if (cnt === assets.count) {
this._callback(selection);
this._owner.get().closePicker();
} else {
requestImg(cnt);
}
};
const requestImg = (i: number) => {
// Do something with the asset
const asset = assets.objectAtIndex(i);
if (asset.mediaType === PHAssetMediaType.Image) {
// ios >= 13 added this api to get the original image
if (manager.requestImageDataAndOrientationForAssetOptionsResultHandler) {
manager.requestImageDataAndOrientationForAssetOptionsResultHandler(asset, requestOptions, (imageData: NSData, dataUti: string, orientation: CGImagePropertyOrientation, info: NSDictionary<any, any>) => {
const image = new UIImage({ data: imageData });
const imageAsset = new ImageAsset(image);
if (this._width) imageAsset.options.width = this._width;
if (this._height) imageAsset.options.height = this._height;
imageAsset.options.keepAspectRatio = this._keepAspectRatio;
selection.push(imageAsset);
next.call(this);
});
} else {
manager.requestImageForAssetTargetSizeContentModeOptionsResultHandler(asset, targetSize, PHImageContentMode.AspectFill, requestOptions, (image: UIImage, info: NSDictionary<any, any>) => {
const imageAsset = new ImageAsset(image);
if (this._width) imageAsset.options.width = this._width;
if (this._height) imageAsset.options.height = this._height;
imageAsset.options.keepAspectRatio = this._keepAspectRatio;
selection.push(imageAsset);
next.call(this);
});
}
} else if (asset.mediaType === PHAssetMediaType.Video) {
const requestOptions = PHVideoRequestOptions.alloc().init();
requestOptions.version = PHVideoRequestOptionsVersion.Original;
requestOptions.networkAccessAllowed = true;
manager.requestAVAssetForVideoOptionsResultHandler(asset, requestOptions, (videoAsset: AVAsset, audioMix, info) => {
if (videoAsset.isKindOfClass(AVURLAsset.class())) {
const docsPath = knownFolders.documents();
const pathParts = (<AVURLAsset>videoAsset).URL.toString().split(path.separator);
const filename = pathParts[pathParts.length - 1];
const localFilePath = path.join(docsPath.path, 'camera-plus-videos', filename);
const targetURL = NSURL.fileURLWithPath(localFilePath);
if (File.exists(localFilePath)) {
docsPath.getFile('camera-plus-videos/' + filename).remove();
} else {
// make sure the folder exists, or else copyItemAtURLToURLError
// will complain about it
docsPath.getFolder('camera-plus-videos');
}
// the video can be compied from gallery only when the request is open
// so we move the video to the documents folder
const result = NSFileManager.defaultManager.copyItemAtURLToURLError((<AVURLAsset>videoAsset).URL, targetURL);
if (result) {
selection.push(localFilePath);
}
}
next.call(this);
});
}
};
requestImg(0);
}
qb_imagePickerControllerDidCancel(picker): void {
this._owner.get().closePicker();
}
}
/**
* Take picture with camera delegate
*/
@NativeClass()
class SwiftyDelegate extends NSObject implements SwiftyCamViewControllerDelegate {
public static ObjCProtocols = [SwiftyCamViewControllerDelegate];
private _owner: WeakRef<MySwifty>;
public static initWithOwner(owner: WeakRef<MySwifty>) {
const delegate = <SwiftyDelegate>SwiftyDelegate.new();
delegate._owner = owner;
return delegate;
}
public swiftyCamDidFailToConfigure(swiftyCam: SwiftyCamViewController) {
CLog('swiftyCamDidFailToConfigure:');
}
public swiftyCamDidFailToRecordVideo(swiftyCam: SwiftyCamViewController, error: NSError) {
CLog('swiftyCamDidFailToRecordVideo:');
}
public swiftyCamNotAuthorized(swiftyCam: SwiftyCamViewController) {
CLog('swiftyCamNotAuthorized:');
}
public swiftyCamSessionDidStopRunning(swiftyCam: SwiftyCamViewController) {
CLog('swiftyCamSessionDidStopRunning:');
}
public swiftyCamSessionDidStartRunning(swiftyCam: SwiftyCamViewController) {
CLog('swiftyCamSessionDidStartRunning:');
this._owner.get().doLayout();
}
public swiftyCamDidBeginRecordingVideo(swiftyCam: SwiftyCamViewController, camera: CameraSelection) {
CLog('swiftyCamDidBeginRecordingVideo:', camera);
this._owner.get().didStartRecording(camera);
}
public swiftyCamDidChangeZoomLevel(swiftyCam: SwiftyCamViewController, zoom: number) {
CLog('swiftyCamDidChangeZoomLevel:', zoom);
}
public swiftyCamDidFinishProcessVideoAt(swiftyCam: SwiftyCamViewController, url: NSURL) {
CLog('swiftyCamDidFinishProcessVideoAt:', url);
this._owner.get().recordingReady(url.path);
}
public swiftyCamDidFinishRecordingVideo(swiftyCam: SwiftyCamViewController, camera: CameraSelection) {
CLog('swiftyCamDidFinishRecordingVideo:', camera);
this._owner.get().didFinishRecording(camera);
}
public swiftyCamDidFocusAtPoint(swiftyCam: SwiftyCamViewController, point: CGPoint) {
CLog('swiftyCamDidFocusAtPoint:', point);
}
public swiftyCamDidSwitchCameras(swiftyCam: SwiftyCamViewController, camera: CameraSelection) {
CLog('swiftyCamDidSwitchCameras:', camera);
this._owner.get().didSwitchCamera(camera);
}
public swiftyCamDidTake(swiftyCam: SwiftyCamViewController, photo: UIImage) {
CLog('swiftyCamDidTake:', photo);
try {
// UIImageWriteToSavedPhotosAlbum(photo, this._owner.get(), 'thisImage:hasBeenSavedInPhotoAlbumWithError:usingContextInfo:', null);
this._owner.get().tookPhoto(photo);
} catch (err) {
CLog(err);
}
}
}
@NativeClass()
class MySwifty extends SwiftyCamViewController {
// public static ObjCExposedMethods = {
// switchCam: { returns: interop.types.void },
// resetPreview: { returns: interop.types.void },
// savePhoto: { returns: interop.types.void },
// snapPicture: { returns: interop.types.void },
// toggleFlash: { returns: interop.types.void },
// openGallery: { returns: interop.types.void },
// recordVideo: { returns: interop.types.void },
// videoDidFinishSavingWithErrorContextInfo: {
// returns: interop.types.void,
// params: [NSString, NSError, interop.Pointer],
// },
// // 'deviceDidRotate': { returns: interop.types.void }
// // 'thisImage:hasBeenSavedInPhotoAlbumWithError:usingContextInfo:': {
// // returns: interop.types.void,
// // params: [UIImage, NSError, interop.Pointer]
// // }
// };
public _owner: WeakRef<CameraPlus>;
private _snapPicOptions: ICameraOptions;
private _enableVideo: boolean;
private _videoOptions: IVideoOptions;
private _videoPath: string;
private _isRecording: boolean;
private _photoToSave: any;
private _imageConfirmBg: UIView;
private _flashEnabled: boolean;
private _flashBtn: UIButton;
private _swiftyDelegate: any;
private _pickerDelegate: any;
private _resized: boolean;
public static initWithOwner(owner: WeakRef<CameraPlus>, defaultCamera: CameraTypes = 'rear') {
CLog('MySwifty initWithOwner');
const ctrl: MySwifty = MySwifty.new();
CLog('view', ctrl);
CLog('ctrl', ctrl);
ctrl._owner = owner;
// set default camera
ctrl.defaultCamera = defaultCamera === 'rear' ? CameraSelection.Rear : CameraSelection.Front;
CLog('ctrl.disableAudio:', ctrl.disableAudio);
CLog('ctrl.defaultCamera:', defaultCamera);
return ctrl;
}
public cleanup() {
this._swiftyDelegate = null;
}
public set enableVideo(value: boolean) {
this._enableVideo = value;
}
public set pickerDelegate(value: any) {
this._pickerDelegate = value;
}
public closePicker() {
rootVC().dismissViewControllerAnimatedCompletion(true, () => {
this.pickerDelegate = null;
});
}
public viewDidLoad(): void {
CLog('MySwifty viewdidload');
super.viewDidLoad();
const owner = this._owner && this._owner.get();
if (owner) {
owner._updatePhotoQuality();
}
this.view.userInteractionEnabled = true;
const doubleTapEnabled = this._owner.get().doubleTapCameraSwitch;
this.doubleTapCameraSwitch = doubleTapEnabled;
CLog('doubleTapCameraSwitch:', doubleTapEnabled);
// CLog('view.frame.size:', this.view.frame.size.width + 'x' + this.view.frame.size.height);
// retain delegate in javascript to ensure garbage collector does not get it
this._swiftyDelegate = SwiftyDelegate.initWithOwner(new WeakRef(this));
this.cameraDelegate = this._swiftyDelegate;
CLog('this.cameraDelegate:', this.cameraDelegate);
}
doLayout() {
const size = this._owner.get().getActualSize();
const nativeView = this._owner.get().nativeView;
const frame = nativeView.frame;
nativeView.frame = CGRectMake(frame.origin.x, frame.origin.y, size.width, size.height);
nativeView.setNeedsLayout();
}
public viewDidLayoutSubviews() {
CLog('MySwifty viewDidLayoutSubviews');
super.viewDidLayoutSubviews();
}
public viewDidAppear(animated: boolean) {
super.viewDidAppear(animated);
CLog('MySwifty viewDidAppear');
}
public viewWillAppear(animated: boolean) {
super.viewWillAppear(animated);
CLog('MySwifty viewWillAppear');
}
// public deviceDidRotate() {
// super.deviceDidRotate();
// CLog('deviceDidRotate!');
// if (this.previewLayer && this.previewLayer.videoPreviewLayer) {
// this.previewLayer.videoPreviewLayer.connection.videoOrientation = this.getPreviewLayerOrientation();
// }
// }
// public resize(width?: any, height?: any) {
// if (typeof width !== 'number') {
// width = screen.mainScreen.widthDIPs;
// }
// if (typeof height !== 'number') {
// height = screen.mainScreen.heightDIPs;
// }
// CLog('resizing to:', width + 'x' + height);
// this.view.frame = CGRectMake(0, 0, width, height);
// CLog('view.bounds:', this.view.bounds.size.width + 'x' + this.view.bounds.size.height);
// if (!this._resized) {
// this._resized = true;
// this._addButtons();
// this.viewDidAppear(true);
// }
// }
public snapPicture(options?: ICameraOptions) {
CLog('CameraPlus takePic options:', options);
if (options) {
this._snapPicOptions = options;
} else {
this._snapPicOptions = {
confirm: this._owner.get().confirmPhotos, // from property setter
confirmRetakeText: this._owner.get().confirmRetakeText,
confirmSaveText: this._owner.get().confirmSaveText,
saveToGallery: this._owner.get().saveToGallery,
};
}
this.takePhoto();
}
public recordVideo(options?: IVideoOptions) {
options = options || {};
if (this._enableVideo) {
if (this.isVideoRecording) {
CLog('CameraPlus stop video recording.');
this.stopVideoRecording();
} else {
CLog('CameraPlus record video options:', options);
if (options) {
this._videoOptions = options;
} else {
this._videoOptions = {
confirm: this._owner.get().confirmVideo, // from property setter
saveToGallery: this._owner.get().saveToGallery,
};
}
if (!this._videoOptions.disableHEVC && parseFloat(Device.sdkVersion) >= 11) {
this.videoCodecType = AVVideoCodecTypeHEVC;
}
switch (this._videoOptions.quality) {
case CameraVideoQuality.MAX_2160P:
this.videoQuality = VideoQuality.Resolution3840x2160;
break;
case CameraVideoQuality.MAX_1080P:
this.videoQuality = VideoQuality.Resolution1920x1080;
break;
case CameraVideoQuality.MAX_720P:
this.videoQuality = VideoQuality.Resolution1280x720;
break;
case CameraVideoQuality.HIGHEST:
this.videoQuality = VideoQuality.High;
break;
case CameraVideoQuality.LOWEST:
this.videoQuality = VideoQuality.Low;
break;
case CameraVideoQuality.QVGA:
this.videoQuality = VideoQuality.Resolution352x288;
break;
default:
this.videoQuality = VideoQuality.Resolution640x480;
break;
}
const status = PHPhotoLibrary.authorizationStatus();
if (status === PHAuthorizationStatus.NotDetermined) {
PHPhotoLibrary.requestAuthorization(() => {
this.startVideoRecording();
});
} else {
this.startVideoRecording();
}
}
}
}
public didStartRecording(camera: CameraSelection) {
this._owner.get().sendEvent(CameraPlus.videoRecordingStartedEvent, camera);
}
public recordingReady(recordingPath: string) {
CLog(`recordingReady path: ${recordingPath}`);
const configSaveToGallery = this._videoOptions.saveToGallery || this._owner.get().saveToGallery;
if (configSaveToGallery) {
CLog(`recordingReady saveToGallery ${configSaveToGallery}`);
// TODO: discuss why callback handler(videoDidFinishSavingWithErrorContextInfo) does not emit event correctly - the path passed to the handler is the same as handled here so just go ahead and emit here for now
this._owner.get().sendEvent(CameraPlus.videoRecordingReadyEvent, recordingPath);
const status = PHPhotoLibrary.authorizationStatus();
if (status === PHAuthorizationStatus.Authorized) {
UISaveVideoAtPathToSavedPhotosAlbum(recordingPath, this, 'videoDidFinishSavingWithErrorContextInfo', null);
}
} else {
CLog(`video not saved to gallery but recording is at: ${recordingPath}`);
this._owner.get().sendEvent(CameraPlus.videoRecordingReadyEvent, recordingPath);
}
}
public didFinishRecording(camera: CameraSelection) {
this._owner.get().sendEvent(CameraPlus.videoRecordingFinishedEvent, camera);
}
public videoDidFinishSavingWithErrorContextInfo(vidPath: string, error: NSError, contextInfo: any) {
if (error) {
CLog('video save to camera roll error:');
CLog(error);
return;
}
CLog(`video saved`, vidPath);
// ideally could just rely on this, but this will not emit the event (commenting for now and instead doing above in recordready - TODO: discuss why)
// this._owner.get().sendEvent(CameraPlus.videoRecordingReadyEvent, path);
}
public switchCam() {
CLog('CameraPlus switchCam');
this.switchCamera();
}
public toggleFlash() {
this._flashEnabled = !this._flashEnabled;
this.flashEnabled = this._flashEnabled; // super class behavior
CLog('CameraPlus flash enabled:', this._flashEnabled);
this._flashBtnHandler();
}
public openGallery() {
CLog('CameraPlus openGallery');
const width = this._owner.get().galleryPickerWidth;
const height = this._owner.get().galleryPickerHeight;
const keepAspectRatio = this._owner.get().keepAspectRatio;
const showVideos = this._enableVideo;
this.chooseFromLibrary({ width, height, keepAspectRatio, showVideos });
}
// public thisImageHasBeenSavedInPhotoAlbumWithErrorUsingContextInfo(image, error, context) {
// CLog('thisImageHasBeenSavedInPhotoAlbumWithErrorUsingContextInfo', image);
// if (error) {
// CLog(error);
// }
// }
public tookPhoto(photo: UIImage) {
this._photoToSave = photo;
CLog('tookPhoto!');
if (this._snapPicOptions && this._snapPicOptions.autoSquareCrop) {
const width = photo.size.width;
const height = photo.size.height;
let originalWidth = width;
let originalHeight = height;
let x = 0;
let y = 0;
if (originalWidth < originalHeight) {
x = (originalHeight - originalWidth) / 2;
originalHeight = originalWidth;
} else {
y = (originalWidth - originalHeight) / 2;
originalWidth = originalHeight;
}
const rect: any = CGRectMake(x, y, originalWidth, originalHeight);
const ref = CGImageCreateWithImageInRect(photo.CGImage, rect);
this._photoToSave = UIImage.imageWithCGImageScaleOrientation(ref, photo.scale, photo.imageOrientation);
CGImageRelease(ref);
}
if (this._snapPicOptions && this._snapPicOptions.confirm) {
// show the confirmation
const width = this.view.bounds.size.width;
const height = this.view.bounds.size.height;
this._imageConfirmBg = UIView.alloc().initWithFrame(CGRectMake(0, 0, width, height));
this._imageConfirmBg.backgroundColor = UIColor.blackColor;
// confirm user wants to keep photo
const imageConfirm = UIImageView.alloc().init();
imageConfirm.contentMode = UIViewContentMode.ScaleAspectFit;
imageConfirm.image = this._photoToSave;
imageConfirm.frame = CGRectMake(0, 50, width, height - 50);
// add 'Retake' in bottom left and 'Save Photo' in bottom right
const retakeBtn = createButton(this, CGRectMake(10, 10, 75, 50), this._snapPicOptions.confirmRetakeText ? this._snapPicOptions.confirmRetakeText : 'Retake', 'resetPreview');
const saveBtn = createButton(this, CGRectMake(width - 170, 10, 150, 50), this._snapPicOptions.confirmSaveText ? this._snapPicOptions.confirmSaveText : 'Save', 'savePhoto', 'right');
this._imageConfirmBg.addSubview(imageConfirm);
this._imageConfirmBg.addSubview(retakeBtn);
this._imageConfirmBg.addSubview(saveBtn);
this.view.addSubview(this._imageConfirmBg);
this._owner.get().sendEvent(CameraPlus.confirmScreenShownEvent);
} else {
// no confirmation - just save
this.savePhoto();
return;
}
}
public resetPreview() {
if (this._imageConfirmBg) {
this._imageConfirmBg.removeFromSuperview();
this._imageConfirmBg = null;
this._owner.get().sendEvent(CameraPlus.confirmScreenDismissedEvent);
}
}
public savePhoto() {
if (this._photoToSave) {
const asset = new ImageAsset(this._photoToSave);
const useCameraOptions = this._snapPicOptions ? this._snapPicOptions.useCameraOptions : false;
const handleSuccess = () => {
this._owner.get().sendEvent(CameraPlus.photoCapturedEvent, asset);
this.resetPreview();
};
if (!useCameraOptions) {
if ((this._snapPicOptions && this._snapPicOptions.saveToGallery) || this._owner.get().saveToGallery) {
UIImageWriteToSavedPhotosAlbum(this._photoToSave, null, null, null);
}
}
if (this._snapPicOptions) {
if (typeof this._snapPicOptions.keepAspectRatio === 'boolean') {
asset.options.keepAspectRatio = this._snapPicOptions.keepAspectRatio;
}
if (typeof this._snapPicOptions.height === 'number') {
asset.options.height = this._snapPicOptions.height;
}
if (typeof this._snapPicOptions.width === 'number') {
asset.options.width = this._snapPicOptions.width;
}
}
if (!useCameraOptions) {
handleSuccess();
} else {
if ((this._snapPicOptions && this._snapPicOptions.saveToGallery) || this._owner.get().saveToGallery) {
asset.getImageAsync((image, error) => {
if (image) {
UIImageWriteToSavedPhotosAlbum(image, null, null, null);
handleSuccess();
} else {
CLog(`Failed to save image: ${error}`);
}
});
}
}
}
}
public didSwitchCamera(camera: CameraSelection) {
this._owner.get().sendEvent(CameraPlus.toggleCameraEvent, camera);
}
public isCameraAvailable() {
return UIImagePickerController.isSourceTypeAvailable(UIImagePickerControllerSourceType.Camera);
}
public chooseFromLibrary(options?: IChooseOptions): Promise<any> {
return new Promise((resolve, reject) => {
this._pickerDelegate = null;
const imagePickerController = QBImagePickerController.new();
let reqWidth = 0;
let reqHeight = 0;
let keepAspectRatio = true;
if (options) {
reqWidth = options.width || reqWidth;
reqHeight = options.height || reqHeight;
keepAspectRatio = Utils.isNullOrUndefined(options.keepAspectRatio) ? true : options.keepAspectRatio;
} else {
options = {
showImages: true,
showVideos: this._enableVideo,
};
}
const authStatus = PHPhotoLibrary.authorizationStatus();
if (reqWidth && reqHeight) {
this._pickerDelegate = QBImagePickerControllerDelegateImpl.new().initWithCallbackAndOptions(
new WeakRef(this),
(result) => {
CLog('chosen from library:', result);
this._owner.get().sendEvent(CameraPlus.imagesSelectedEvent, result);
resolve(result);
},
{ width: reqWidth, height: reqHeight, keepAspectRatio: keepAspectRatio }
);
} else {
this._pickerDelegate = QBImagePickerControllerDelegateImpl.new().initWithCallback(new WeakRef(this), (result) => {
CLog('chosen from library:', result);
this._owner.get().sendEvent(CameraPlus.imagesSelectedEvent, result);
resolve(result);
});
}
imagePickerController.delegate = this._pickerDelegate;
const galleryPickerMode = this._owner.get().galleryPickerMode;
CLog('galleryPickerMode:', galleryPickerMode);
const galleryMax = this._owner.get().galleryMax;
CLog('galleryMax:', galleryMax);
imagePickerController.allowsMultipleSelection = galleryPickerMode === 'multiple';
imagePickerController.maximumNumberOfSelection = galleryMax;
imagePickerController.showsNumberOfSelectedAssets = true;
imagePickerController.modalPresentationStyle = UIModalPresentationStyle.CurrentContext;
let mediaType = QBImagePickerMediaType.Any;
if (options.showImages === undefined) {
options.showImages = true;
}
if (!options.showImages && options.showVideos) {
mediaType = QBImagePickerMediaType.Video;
} else {
if (options.showImages && !options.showVideos) {
mediaType = QBImagePickerMediaType.Image;
}
}
imagePickerController.mediaType = mediaType;
rootVC().presentViewControllerAnimatedCompletion(imagePickerController, true, null);
});
}
public _addButtons() {
CLog('adding buttons...');
const width = this.view.bounds.size.width;
const height = this.view.bounds.size.height;
if (this._owner.get().showToggleIcon) {
CLog('adding toggle/switch camera button...');
const switchCameraBtn = createButton(this, CGRectMake(width - 100, 20, 100, 50), null, 'switchCam', null, createIcon('toggle', CGSizeMake(65, 50)));
switchCameraBtn.transform = CGAffineTransformMakeScale(0.75, 0.75);
this.view.addSubview(switchCameraBtn);
}
this._flashBtnHandler();
if (this._owner.get().showGalleryIcon === true) {
CLog('adding show gallery button...');
const galleryBtn = createButton(this, CGRectMake(20, height - 80, 50, 50), null, 'openGallery', null, createIcon('gallery'));
galleryBtn.transform = CGAffineTransformMakeScale(0.75, 0.75);
this.view.addSubview(galleryBtn);
}
if (this._owner.get().showCaptureIcon) {
CLog('adding show capture button...');
const heightOffset = this._owner.get().isIPhoneX ? 200 : 110;
const picOutline = createButton(this, CGRectMake(width / 2 - 20, height - heightOffset, 50, 50), null, null, null, createIcon('picOutline'));
picOutline.transform = CGAffineTransformMakeScale(1.5, 1.5);
this.view.addSubview(picOutline);
const takePicBtn = createButton(this, CGRectMake(width / 2 - 21.5, height - (heightOffset + 0.7), 50, 50), null, this._enableVideo ? 'recordVideo' : 'snapPicture', null, createIcon('takePic'));
// takePicBtn.transform = CGAffineTransformMakeScale(1.5, 1.5);
this.view.addSubview(takePicBtn);
}
}
private _flashBtnHandler() {
if (this._owner.get().showFlashIcon) {
CLog('adding flash button...');
if (this._flashBtn) this._flashBtn.removeFromSuperview();
if (this.flashEnabled) {
this._flashBtn = createButton(this, CGRectMake(20, 20, 50, 50), null, 'toggleFlash', null, createIcon('flash'));
} else {
this._flashBtn = createButton(this, CGRectMake(20, 20, 50, 50), null, 'toggleFlash', null, createIcon('flashOff'));
}
this._flashBtn.transform = CGAffineTransformMakeScale(0.75, 0.75);
this.view.addSubview(this._flashBtn);
}
}
}
export class CameraPlus extends CameraPlusBase {
public static useDeviceOrientation: boolean = false; // experimental
// swiftyviewcontroller
private _swifty: MySwifty;
private _isIPhoneX: boolean;
@GetSetProperty()
public enableVideo: boolean;
// library picker handling
private _galleryMax: number = 3;
private _galleryPickerWidth: number;
private _galleryPickerHeight: number;
private _keepAspectRatio: boolean;
constructor() {
super();
CLog('CameraPlus constructor');
this._onLayoutChangeListener = this._onLayoutChangeFn.bind(this);
this._swifty = MySwifty.initWithOwner(new WeakRef(this), CameraPlus.defaultCamera);
this._swifty.shouldPrompToAppSettings = false;
// experimenting with static flag (this is usually explicitly false)
// enable device orientation
this._swifty.shouldUseDeviceOrientation = CameraPlus.useDeviceOrientation;
this._detectDevice();
}
private isVideoEnabled() {
return this.enableVideo === true || CameraPlus.enableVideo;
}
public createNativeView() {
// this._swifty.videoGravity = SwiftyCamVideoGravity.ResizeAspectFill;
this._swifty.enableVideo = this.isVideoEnabled();
// disable audio if no video support
this._swifty.disableAudio = !this.isVideoEnabled();
CLog('CameraPlus createNativeView');
CLog('video enabled:', this.isVideoEnabled());
CLog('default camera:', CameraPlus.defaultCamera);
CLog('view:', this._swifty.view);
this._swifty.view.autoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
return this._swifty.view;
}
private _cropByPreview: boolean;
public get cropByPreview () {
return this._cropByPreview;
}
public set cropByPreview(value: boolean) {
if (typeof value === 'string') {
value = Boolean(value);
}
if (typeof value === 'boolean') {
if (this._swifty) {
this._swifty.cropByPreview = value;
}
}
this._cropByPreview = value;
}
_updatePhotoQuality () {
if (this._swifty) {
switch (this._pictureQuality) {
case "3840x2160":
this._swifty.videoQuality = VideoQuality.Resolution3840x2160;
this._pictureQuality = "3840x2160";
break;
case "1920x1080":
this._swifty.videoQuality = VideoQuality.Resolution1920x1080;
this._pictureQuality = "1920x1080";
break;
case "1280x720":
this._swifty.videoQuality = VideoQuality.Resolution1280x720;
this._pictureQuality = "1280x720";
break;
case "640x480":
this._swifty.videoQuality = VideoQuality.Resolution640x480;
this._pictureQuality = "640x480";
break;
case "352x288":
this._swifty.videoQuality = VideoQuality.Resolution352x288;
this._pictureQuality = "352x288";
break;
case "Medium":
this._swifty.videoQuality = VideoQuality.Medium;
this._pictureQuality = "Medium";
break;
case "Low":
this._swifty.videoQuality = VideoQuality.Low;
this._pictureQuality = "Low";
break;
case "Photo":
this._swifty.videoQuality = VideoQuality.Photo;
this._pictureQuality = "Photo";
break;
default:
this._swifty.videoQuality = VideoQuality.High;
this._pictureQuality = "High";
break;
}
}
}
getAvailablePictureSizes(ratio?: string): string[] {
return [
"3840x2160",
"1920x1080",
"1280x720",
"640x480",
"352x288",
"Photo",
"High",
"Medium",
"Low"
];
}
private _pictureQuality: string = "High";
// @ts-ignore
set pictureSize(value: string) {
this._pictureQuality = value;
this._updatePhotoQuality();
}
get pictureSize(): string {
return this._pictureQuality;
}
private _onLayoutChangeFn(args: any) {
const size = this.getActualSize();
CLog(`xml width/height: ${size.width}x${size.height}`);
const frame = this._swifty.view.frame;
this._swifty.view.frame = CGRectMake(frame.origin.x, frame.origin.y, size.width, size.height);
this._swifty.previewLayer.frame = CGRectMake(frame.origin.x, frame.origin.y, size.width, size.height);
this._swifty.view.setNeedsLayout();
this._swifty.previewLayer.setNeedsLayout();
}
private _onLayoutChangeListener: any;
initNativeView() {
CLog('initNativeView.');
this.on(View.layoutChangedEvent, this._onLayoutChangeListener);
this._updatePhotoQuality();
if (this.cropByPreview) {
this._swifty.cropByPreview = this.cropByPreview;
}
this._swifty.viewWillAppear(true);
}
disposeNativeView() {
CLog('disposeNativeView.');
this._swifty.cleanup();
this.off(View.layoutChangedEvent, this._onLayoutChangeListener);
super.disposeNativeView();
}
onLoaded() {
super.onLoaded();
this._swifty._addButtons();
this._swifty.viewDidAppear(true);
}
onUnloaded() {
this._swifty.viewDidDisappear(true);
super.onUnloaded();
}
public get isIPhoneX() {
return this._isIPhoneX;
}
public get galleryPickerWidth() {
return this._galleryPickerWidth;
}
public set galleryPickerWidth(value: number) {
this._galleryPickerWidth = value;
}
public get galleryPickerHeight() {
return this._galleryPickerHeight;
}
public set galleryPickerHeight(value: number) {
this._galleryPickerHeight = value;
}
public get keepAspectRatio() {
return this._keepAspectRatio;
}
public set keepAspectRatio(value: boolean) {
this._keepAspectRatio = value;
}
public get galleryMax() {
return this._galleryMax;
}
public set galleryMax(value: number) {
this._galleryMax = value;
}
/**
* Toggle Camera front/back
*/
public toggleCamera() {
this._swifty.switchCam();
}
/**
* Toggle flash mode
*/
public toggleFlash() {
this._swifty.toggleFlash();
}
/**
* Return the current flash mode (either 'on' or 'off' for iOS)
*/
public getFlashMode(): 'on' | 'off' {
return this._swifty.flashEnabled ? 'on' : 'off';
}
/**
* Open library picker
* @param options IChooseOptions
*/
public chooseFromLibrary(options?: IChooseOptions): Promise<any> {
return this._swifty.chooseFromLibrary(options);
}
/**
* Snap photo and display confirm save
*/
public takePicture(options?: ICameraOptions): void {
this._updatePhotoQuality();
this._swifty.snapPicture(options);
}
/**
* Record video
*/
public record(options?: IVideoOptions): Promise<void> {
if (this.isVideoEnabled()) {
CLog(`Start Video Recording: ${options && JSON.stringify(options)}`);
this._swifty.recordVideo(options);
}
return Promise.resolve();
}
/**
* Stop recording video
*/
public stop(): void {
if (this.isVideoEnabled()) {
CLog('Stop Video Recording');
this._swifty.stopVideoRecording();
}
}
/**
* Gets current camera selection
*/
public getCurrentCamera(): 'front' | 'rear' {
const cam = this._swifty.currentCamera;
if (cam === CameraSelection.Front) {
return 'front';
} else {