creevey/lib/client/shared/components/ImagesView/BlendView.js

Cross-browser screenshot testing tool for Storybook with fancy UI Runner

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.BlendView = void 0;

var _react = _interopRequireWildcard(require("react"));

var _ImagesView = require("./ImagesView");

var _theming = require("@storybook/theming");

var _helpers = require("../../helpers");

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

var Container = _theming.styled.div({
  position: 'relative',
  display: 'flex',
  filter: 'invert(100%)'
});

var ImageContainer = _theming.styled.div({
  position: 'absolute',
  width: '100%',
  height: '100%',
  display: 'flex'
});

var Image = _theming.styled.img(function (_ref) {
  var borderColor = _ref.borderColor;
  return {
    boxSizing: 'border-box',
    border: "1px solid ".concat(borderColor),
    maxWidth: '100%',
    filter: 'invert(100%)'
  };
});

var ActualImage = (0, _theming.styled)(Image)({
  mixBlendMode: 'difference'
});
var DiffImage = (0, _theming.styled)(Image)({
  opacity: '0'
});
var BlendView = (0, _theming.withTheme)(function (_ref2) {
  var actual = _ref2.actual,
      diff = _ref2.diff,
      expect = _ref2.expect,
      theme = _ref2.theme;
  var expectImageRef = (0, _react.useRef)(null);
  var diffImageRef = (0, _react.useRef)(null);
  var actualImageRef = (0, _react.useRef)(null);
  var loaded = (0, _helpers.useLoadImages)(expect, diff, actual);
  var scale = (0, _helpers.useCalcScale)(diffImageRef, loaded);
  (0, _helpers.useApplyScale)(expectImageRef, scale, loaded);
  (0, _helpers.useApplyScale)(actualImageRef, scale, loaded);
  (0, _react.useEffect)(function () {
    var _window$__CREEVEY_SET, _window;

    if (loaded) (_window$__CREEVEY_SET = (_window = window).__CREEVEY_SET_READY_FOR_CAPTURE__) === null || _window$__CREEVEY_SET === void 0 ? void 0 : _window$__CREEVEY_SET.call(_window);
  }, [loaded]);
  return /*#__PURE__*/_react.default.createElement(Container, null, /*#__PURE__*/_react.default.createElement(ImageContainer, null, /*#__PURE__*/_react.default.createElement(Image, {
    ref: expectImageRef,
    borderColor: (0, _ImagesView.getBorderColor)(theme, _ImagesView.themeBorderColors.expect),
    alt: "expect",
    src: expect
  })), /*#__PURE__*/_react.default.createElement(DiffImage, {
    ref: diffImageRef,
    borderColor: 'transparent',
    alt: "diff",
    src: diff
  }), /*#__PURE__*/_react.default.createElement(ImageContainer, null, /*#__PURE__*/_react.default.createElement(ActualImage, {
    ref: actualImageRef,
    borderColor: (0, _ImagesView.getBorderColor)(theme, _ImagesView.themeBorderColors.actual),
    alt: "actual",
    src: actual
  })));
});
exports.BlendView = BlendView;