@orca-fe/pocket/lib/viewport-sensor/ViewportSensor.js

UI components by orca-team

"use strict";

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = exports.ViewportSensorContext = exports.GetViewportContext = void 0;
var _react = _interopRequireWildcard(require("react"));
var _hooks = require("@orca-fe/hooks");
var _ahooks = require("ahooks");
var _useViewport = _interopRequireDefault(require("./useViewport"));
var _jsxRuntime = require("react/jsx-runtime");
var _excluded = ["center", "zoom", "beforePointerDown", "maxZoom", "maxZoomStep", "zoomStep", "minZoom", "wheelMode", "children"];
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != _typeof(e) && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
var ViewportSensorContext = exports.ViewportSensorContext = /*#__PURE__*/_react.default.createContext({
  zoom: 0,
  center: [0, 0]
});
var GetViewportContext = exports.GetViewportContext = /*#__PURE__*/_react.default.createContext(function () {
  return {
    viewport: {
      center: [0, 0],
      zoom: 0
    },
    mousePoint: [0, 0]
  };
});
var ViewportSensor = function ViewportSensor(props) {
  var _useControllableProps = (0, _hooks.useControllableProps)(props, {
      center: [0, 0],
      zoom: 0
    }),
    _useControllableProps2 = _slicedToArray(_useControllableProps, 2),
    _useControllableProps3 = _useControllableProps2[0],
    center = _useControllableProps3.center,
    zoom = _useControllableProps3.zoom,
    beforePointerDown = _useControllableProps3.beforePointerDown,
    maxZoom = _useControllableProps3.maxZoom,
    maxZoomStep = _useControllableProps3.maxZoomStep,
    zoomStep = _useControllableProps3.zoomStep,
    minZoom = _useControllableProps3.minZoom,
    wheelMode = _useControllableProps3.wheelMode,
    children = _useControllableProps3.children,
    otherProps = _objectWithoutProperties(_useControllableProps3, _excluded),
    changeProps = _useControllableProps2[1];
  var rootRef = (0, _react.useRef)(null);
  (0, _useViewport.default)({
    ref: rootRef,
    viewport: {
      center: center,
      zoom: zoom
    },
    onPointerDown: beforePointerDown,
    onViewportChange: function onViewportChange(_ref) {
      var zoom = _ref.zoom,
        center = _ref.center;
      changeProps({
        zoom: zoom,
        center: center
      });
    },
    maxZoom: maxZoom,
    maxZoomStep: maxZoomStep,
    zoomStep: zoomStep,
    minZoom: minZoom,
    wheelMode: wheelMode
  });
  var _useState = (0, _react.useState)({
      currentPoint: [0, 0]
    }),
    _useState2 = _slicedToArray(_useState, 1),
    _this = _useState2[0];
  (0, _ahooks.useEventListener)('mousemove', function (e) {
    var target = e.currentTarget;
    if (target instanceof HTMLElement) {
      var _target$getBoundingCl = target.getBoundingClientRect(),
        top = _target$getBoundingCl.top,
        left = _target$getBoundingCl.left;
      var x = e.clientX;
      var y = e.clientY;
      var innerX = x - left;
      var innerY = y - top;
      _this.currentPoint = [innerX, innerY];
    }
  }, {
    target: rootRef
  });
  return /*#__PURE__*/(0, _jsxRuntime.jsx)(ViewportSensorContext.Provider, {
    value: (0, _react.useMemo)(function () {
      return {
        center: center,
        zoom: zoom
      };
    }, [center, zoom]),
    children: /*#__PURE__*/(0, _jsxRuntime.jsx)(GetViewportContext.Provider, {
      value: (0, _ahooks.useMemoizedFn)(function () {
        return {
          viewport: {
            center: center,
            zoom: zoom
          },
          mousePoint: [Math.round((_this.currentPoint[0] + center[0]) / Math.pow(2, zoom)), Math.round((_this.currentPoint[1] + center[1]) / Math.pow(2, zoom))]
        };
      }),
      children: /*#__PURE__*/(0, _jsxRuntime.jsx)("div", _objectSpread(_objectSpread({
        ref: rootRef
      }, otherProps), {}, {
        children: typeof children === 'function' ? children(rootRef) : children
      }))
    })
  });
};
ViewportSensor.GetViewportContext = GetViewportContext;
ViewportSensor.ViewportSensorContext = ViewportSensorContext;
ViewportSensor.useViewport = _useViewport.default;
var _default = exports.default = ViewportSensor;