@zoom-image/react/dist/useZoomImageWheel.js

Adapter of zoom image core for React

'use strict';

var core = require('@zoom-image/core');
var react = require('react');

// src/useZoomImageWheel.ts

// src/shared.ts
function noop() {
}

// src/useZoomImageWheel.ts
function useZoomImageWheel() {
  const result = react.useRef();
  const [zoomImageState, updateZoomImageState] = react.useState({
    currentZoom: 1,
    enable: false,
    currentPositionX: -1,
    currentPositionY: -1,
    currentRotation: 0
  });
  const createZoomImage = react.useCallback((...arg) => {
    result.current?.cleanup();
    result.current = core.createZoomImageWheel(...arg);
    updateZoomImageState(result.current.getState());
    result.current.subscribe(({ state }) => {
      updateZoomImageState(state);
    });
  }, []);
  const getZoomImageState = react.useCallback(() => {
    return result.current?.getState();
  }, []);
  react.useEffect(() => {
    return () => {
      result.current?.cleanup();
    };
  }, []);
  return {
    createZoomImage,
    zoomImageState,
    getZoomImageState,
    setZoomImageState: result.current?.setState ?? noop
  };
}

exports.useZoomImageWheel = useZoomImageWheel;
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