@eva/react-eva-sprite-animation/lib/index.js

React EVA是一个让开发同学能够在React技术体系下，利用EVA JS的游戏研发能力，开发动画、游戏类场景的框架。它可以让开发同学用熟悉的JSX和Hooks语法编写动画、游戏场景的代码。

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

exports.__esModule = true;
exports["default"] = exports.SpriteAnimationRefObject = void 0;
exports.useSpriteAnimation = useSpriteAnimation;
exports.useSpriteAnimationResource = useSpriteAnimationResource;

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _objectWithoutPropertiesLoose2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutPropertiesLoose"));

var _inheritsLoose2 = _interopRequireDefault(require("@babel/runtime/helpers/inheritsLoose"));

var _react = require("react");

var _reactEva = require("@eva/react-eva");

var _pluginRendererSpriteAnimation = require("@eva/plugin-renderer-sprite-animation");

var _excluded = ["src", "resource", "speed", "autoPlay", "children", "components"];
(0, _reactEva.addSystem)(new _pluginRendererSpriteAnimation.SpriteAnimationSystem());

var SpriteAnimationRefObject = /*#__PURE__*/function (_EvaRefObject) {
  (0, _inheritsLoose2["default"])(SpriteAnimationRefObject, _EvaRefObject);

  function SpriteAnimationRefObject(_ref) {
    return _EvaRefObject.call(this, _ref) || this;
  }

  var _proto = SpriteAnimationRefObject.prototype;

  _proto.play = function play(speed) {
    var SpriteAnimation = this.SpriteAnimation;
    SpriteAnimation.speed = speed;
    SpriteAnimation.play();
  };

  _proto.stop = function stop() {
    var SpriteAnimation = this.SpriteAnimation;
    SpriteAnimation.stop();
  };

  return SpriteAnimationRefObject;
}(_reactEva.EvaRefObject);

exports.SpriteAnimationRefObject = SpriteAnimationRefObject;

function useSpriteAnimationResource(_ref2) {
  var _image$match;

  var name = _ref2.name,
      image = _ref2.image,
      json = _ref2.json;
  var imageType = typeof image === 'string' ? ((_image$match = image.match(/\.(png|jpg|jpeg)/)) === null || _image$match === void 0 ? void 0 : _image$match[1]) || 'png' : image.type;
  var imageUrl = typeof image === 'string' ? image : image.url;
  var jsonType = typeof json === 'string' ? 'json' : json.type;
  var jsonUrl = typeof json === 'string' ? json : json.url;
  var src = (0, _react.useMemo)(function () {
    return {
      image: {
        type: imageType,
        url: imageUrl
      },
      json: {
        type: jsonType,
        url: jsonUrl
      }
    };
  }, [imageUrl, jsonUrl]);
  return (0, _reactEva.useResource)({
    name: name,
    type: _reactEva.ResourceType.SPRITE_ANIMATION,
    src: src
  });
}

function useSpriteAnimation(_ref3) {
  var resource = _ref3.resource,
      speed = _ref3.speed,
      autoPlay = _ref3.autoPlay;
  var component = (0, _reactEva.useComponent)(_pluginRendererSpriteAnimation.SpriteAnimation, {
    resource: resource,
    speed: speed,
    autoPlay: autoPlay
  });
  (0, _react.useMemo)(function () {
    component.resource = resource;
    component.speed = speed;
    component.autoPlay = autoPlay;
  }, [resource, speed, autoPlay]);
  return component;
}

var SpriteAnimation = /*#__PURE__*/(0, _react.forwardRef)(function (_ref4, ref) {
  var src = _ref4.src,
      resource = _ref4.resource,
      speed = _ref4.speed,
      autoPlay = _ref4.autoPlay,
      children = _ref4.children,
      _ref4$components = _ref4.components,
      components = _ref4$components === void 0 ? [] : _ref4$components,
      props = (0, _objectWithoutPropertiesLoose2["default"])(_ref4, _excluded);

  var _ref = (0, _react.useRef)(null);

  (0, _react.useImperativeHandle)(ref, function () {
    return new SpriteAnimationRefObject(_ref);
  }, []);

  if (src) {
    resource = useSpriteAnimationResource(src);
  }

  var component = useSpriteAnimation({
    resource: resource,
    speed: speed,
    autoPlay: autoPlay
  });

  var _components = _reactEva.useComponents.apply(void 0, [component].concat(components));

  return /*#__PURE__*/React.createElement("gameobject", (0, _extends2["default"])({
    ref: _ref,
    components: _components
  }, props), children);
});
var _default = SpriteAnimation;
exports["default"] = _default;