@instructure/quiz-interactions
Version:
A React UI component Library for quiz interaction types.
131 lines (130 loc) • 7.68 kB
JavaScript
;
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));
var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));
var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _emotion = require("@instructure/emotion");
var _react = require("react");
var _propTypes = _interopRequireDefault(require("prop-types"));
require("../../common/ellipsePolyfill");
var _Canvas = _interopRequireDefault(require("../../common/Canvas"));
var _propTypes2 = _interopRequireWildcard(require("../../common/Canvas/propTypes"));
var _theme = _interopRequireDefault(require("./theme"));
var _styles = _interopRequireDefault(require("./styles"));
var _quizCommon = require("@instructure/quiz-common");
var _dec, _class, _Target;
/** @jsx jsx */
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; }
function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }
function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { (0, _defineProperty2["default"])(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }
function _callSuper(_this, derived, args) {
function isNativeReflectConstruct() {
if (typeof Reflect === "undefined" || !Reflect.construct) return false;
if (Reflect.construct.sham) return false;
if (typeof Proxy === "function") return true;
try {
return !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
} catch (e) {
return false;
}
}
derived = (0, _getPrototypeOf2["default"])(derived);
return (0, _possibleConstructorReturn2["default"])(_this, isNativeReflectConstruct() ? Reflect.construct(derived, args || [], (0, _getPrototypeOf2["default"])(_this).constructor) : derived.apply(_this, args));
}
var Target = exports["default"] = (_dec = (0, _quizCommon.withStyleOverrides)(_styles["default"], _theme["default"]), _dec(_class = (_Target = /*#__PURE__*/function (_Component) {
function Target() {
var _this2;
(0, _classCallCheck2["default"])(this, Target);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this2 = _callSuper(this, Target, [].concat(args));
(0, _defineProperty2["default"])(_this2, "canvasRef", function (node) {
_this2.canvas = node;
});
(0, _defineProperty2["default"])(_this2, "drawShape", function () {
var coordinates = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
if (coordinates.length === 1) {
var internalGap = 2;
var pointA = {
x: coordinates[0].x - internalGap,
y: coordinates[0].y - internalGap
};
var pointB = {
x: coordinates[0].x + internalGap,
y: coordinates[0].y + internalGap
};
var radiusX = (pointB.x - pointA.x) * 0.5;
var radiusY = (pointB.y - pointA.y) * 0.5;
var centerX = pointA.x + radiusX;
var centerY = pointA.y + radiusY;
var externalGap = 10;
_this2.__drawEllipse(
// internal circle
radiusX, radiusY, centerX, centerY);
_this2.__drawEllipse(
// external circle
radiusX + externalGap, radiusY + externalGap, centerX, centerY);
}
});
// ===========
// ACTIONS
// ===========
(0, _defineProperty2["default"])(_this2, "onMouseUp", function (e) {
var coordinates = _this2.__getCoordinates(e);
_this2.canvas.drawShape(coordinates);
_this2.canvas.stopDrawing(coordinates);
});
// override the default behaviour that's not needed for this type
(0, _defineProperty2["default"])(_this2, "onMouseOut", function () {});
return _this2;
}
(0, _inherits2["default"])(Target, _Component);
return (0, _createClass2["default"])(Target, [{
key: "__getCoordinates",
value: function __getCoordinates(e) {
var x = e.nativeEvent.offsetX;
var y = e.nativeEvent.offsetY;
return [{
x: x,
y: y
}];
}
}, {
key: "__drawEllipse",
value: function __drawEllipse(radiusX, radiusY, centerX, centerY) {
var ctx = this.canvas.canvasElement.getContext('2d');
this.canvas.setStrokeStyle();
ctx.globalAlpha = 1;
ctx.lineWidth = 4;
ctx.beginPath();
ctx.ellipse(centerX, centerY, Math.abs(radiusX), Math.abs(radiusY), 0, 0, 2 * Math.PI);
ctx.closePath();
ctx.shadowColor = this.props.styles.shadowColor;
ctx.shadowBlur = 1;
ctx.shadowOffsetX = 0;
ctx.shadowOffsetY = 0;
ctx.stroke(); // render border
}
}, {
key: "render",
value: function render() {
return (0, _emotion.jsx)(_Canvas["default"], Object.assign({
realRef: this.canvasRef,
drawShape: this.drawShape,
onMouseUp: this.onMouseUp,
onMouseOut: this.onMouseOut
}, (0, _propTypes2.pickProps)(this.props)));
}
}]);
}(_react.Component), (0, _defineProperty2["default"])(_Target, "displayName", 'Target'), (0, _defineProperty2["default"])(_Target, "componentId", "Quizzes".concat(_Target.displayName)), (0, _defineProperty2["default"])(_Target, "propTypes", _objectSpread(_objectSpread({}, _propTypes2["default"]), {
styles: _propTypes["default"].object
})), (0, _defineProperty2["default"])(_Target, "defaultProps", _propTypes2.defaultProps), _Target)) || _class);