theta-client-react-native/lib/module/capture/photo-capture.js

This library provides a way to control RICOH THETA using.

import { PhotoCaptureBuilderBase } from './capture';
import ThetaClientReactNative from '../NativeThetaClientReactNative';
import { NotifyController } from '../theta-repository/notify-controller';
const NOTIFY_CAPTURING = 'PHOTO-CAPTURING';
/**
 * PhotoCapture class
 */
export class PhotoCapture {
  constructor(notify) {
    this.notify = notify;
  }

  /**
   * Take a picture
   *
   * @param onCapturing Called when change capture status
   * @return promise of token file url
   */
  async takePicture(onCapturing) {
    if (onCapturing) {
      this.notify.addNotify(NOTIFY_CAPTURING, event => {
        var _event$params;
        if ((_event$params = event.params) !== null && _event$params !== void 0 && _event$params.status) {
          onCapturing(event.params.status);
        }
      });
    }
    try {
      const fileUrl = await ThetaClientReactNative.takePicture();
      return fileUrl ?? undefined;
    } catch (error) {
      throw error;
    } finally {
      this.notify.removeNotify(NOTIFY_CAPTURING);
    }
  }
}

/**
 * PhotoCaptureBaseBuilder class
 */
export class PhotoCaptureBuilder extends PhotoCaptureBuilderBase {
  /** construct PhotoCaptureBuilder instance */
  constructor() {
    super();
    this.interval = undefined;
  }

  /**
   * set interval of checking take picture status command
   * @param timeMillis interval
   * @returns PhotoCaptureBuilder
   */
  setCheckStatusCommandInterval(timeMillis) {
    this.interval = timeMillis;
    return this;
  }

  /**
   * Set image processing filter.
   * @param {FilterEnum} filter Image processing filter to set
   * @return PhotoCaptureBuilder
   */
  setFilter(filter) {
    this.options.filter = filter;
    return this;
  }

  /**
   * Set preset mode of Theta SC2 and Theta SC2 for business.
   * @param {FilterEnum} preset Preset mode to set
   * @return PhotoCaptureBuilder
   */
  setPreset(preset) {
    this.options.preset = preset;
    return this;
  }

  /**
   * Builds an instance of a PhotoCapture that has all the combined
   * parameters of the Options that have been added to the Builder.
   *
   * @return promise of PhotoCapture instance
   */
  build() {
    let params = {
      ...this.options,
      // Cannot pass negative values in IOS, use objects
      _capture_interval: this.interval ?? -1
    };
    return new Promise(async (resolve, reject) => {
      try {
        await ThetaClientReactNative.getPhotoCaptureBuilder();
        await ThetaClientReactNative.buildPhotoCapture(params);
        resolve(new PhotoCapture(NotifyController.instance));
      } catch (error) {
        reject(error);
      }
    });
  }
}
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