@nebula.gl/layers
Version:
A suite of 3D-enabled data editing layers, suitable for deck.gl
280 lines (208 loc) • 32.8 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.Draw90DegreePolygonHandler = void 0;
var _destination = _interopRequireDefault(require("@turf/destination"));
var _bearing = _interopRequireDefault(require("@turf/bearing"));
var _lineIntersect = _interopRequireDefault(require("@turf/line-intersect"));
var _distance = _interopRequireDefault(require("@turf/distance"));
var _helpers = require("@turf/helpers");
var _utils = require("../utils");
var _modeHandler = require("./mode-handler");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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); }
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
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(n); 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(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _createSuper(Derived) { return function () { var Super = _getPrototypeOf(Derived), result; if (_isNativeReflectConstruct()) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
// TODO edit-modes: delete handlers once EditMode fully implemented
var Draw90DegreePolygonHandler = /*#__PURE__*/function (_ModeHandler) {
_inherits(Draw90DegreePolygonHandler, _ModeHandler);
var _super = _createSuper(Draw90DegreePolygonHandler);
function Draw90DegreePolygonHandler() {
_classCallCheck(this, Draw90DegreePolygonHandler);
return _super.apply(this, arguments);
}
_createClass(Draw90DegreePolygonHandler, [{
key: "getEditHandles",
value: function getEditHandles(picks, groundCoords) {
var handles = _get(_getPrototypeOf(Draw90DegreePolygonHandler.prototype), "getEditHandles", this).call(this, picks, groundCoords);
var tentativeFeature = this.getTentativeFeature();
if (tentativeFeature) {
handles = handles.concat((0, _modeHandler.getEditHandlesForGeometry)(tentativeFeature.geometry, -1)); // Slice off the handles that are are next to the pointer
if (tentativeFeature && tentativeFeature.geometry.type === 'LineString') {
// Remove the last existing handle
handles = handles.slice(0, -1);
} else if (tentativeFeature && tentativeFeature.geometry.type === 'Polygon') {
// Remove the last existing handle
handles = handles.slice(0, -1);
}
}
return handles;
}
}, {
key: "handlePointerMove",
value: function handlePointerMove(_ref) {
var groundCoords = _ref.groundCoords;
var clickSequence = this.getClickSequence();
var result = {
editAction: null,
cancelMapPan: false
};
if (clickSequence.length === 0) {
// nothing to do yet
return result;
}
var tentativeFeature = this.getTentativeFeature();
if (tentativeFeature && tentativeFeature.geometry.type === 'Polygon') {
clickSequence[clickSequence.length - 1] = tentativeFeature.geometry.coordinates[0][clickSequence.length - 1];
} else if (tentativeFeature && tentativeFeature.geometry.type === 'LineString') {
clickSequence[clickSequence.length - 1] = tentativeFeature.geometry.coordinates[clickSequence.length - 1];
}
var p3;
if (clickSequence.length === 1) {
p3 = groundCoords;
} else {
var p1 = clickSequence[clickSequence.length - 2];
var p2 = clickSequence[clickSequence.length - 1];
var _generatePointsParall = (0, _utils.generatePointsParallelToLinePoints)(p1, p2, groundCoords);
var _generatePointsParall2 = _slicedToArray(_generatePointsParall, 1);
p3 = _generatePointsParall2[0];
}
if (clickSequence.length < 3) {
// Draw a LineString connecting all the clicked points with the hovered point
this._setTentativeFeature({
type: 'Feature',
geometry: {
type: 'LineString',
coordinates: [].concat(_toConsumableArray(clickSequence), [p3])
}
});
} else {
// Draw a Polygon connecting all the clicked points with the hovered point
this._setTentativeFeature({
type: 'Feature',
geometry: {
type: 'Polygon',
coordinates: [[].concat(_toConsumableArray(clickSequence), [p3, clickSequence[0]])]
}
});
}
return result;
}
}, {
key: "handleClick",
value: function handleClick(event) {
_get(_getPrototypeOf(Draw90DegreePolygonHandler.prototype), "handleClick", this).call(this, event);
var picks = event.picks;
var tentativeFeature = this.getTentativeFeature();
var editAction = null;
var clickedEditHandle = (0, _modeHandler.getPickedEditHandle)(picks);
if (tentativeFeature && tentativeFeature.geometry.type === 'Polygon') {
var polygon = tentativeFeature.geometry;
if (clickedEditHandle && clickedEditHandle.featureIndex === -1 && (clickedEditHandle.positionIndexes[1] === 0 || clickedEditHandle.positionIndexes[1] === polygon.coordinates[0].length - 3)) {
// They clicked the first or last point (or double-clicked), so complete the polygon
var polygonToAdd = {
type: 'Polygon',
coordinates: this.finalizedCoordinates(_toConsumableArray(polygon.coordinates[0]))
};
this.resetClickSequence();
this._setTentativeFeature(null);
editAction = this.getAddFeatureOrBooleanPolygonAction(polygonToAdd);
}
} // Trigger pointer move right away in order for it to update edit handles (to support double-click)
var fakePointerMoveEvent = {
screenCoords: [-1, -1],
groundCoords: event.groundCoords,
picks: [],
isDragging: false,
pointerDownPicks: null,
pointerDownScreenCoords: null,
pointerDownGroundCoords: null,
sourceEvent: null
}; // @ts-ignore
this.handlePointerMove(fakePointerMoveEvent);
return editAction;
}
}, {
key: "finalizedCoordinates",
value: function finalizedCoordinates(coords) {
// Remove the hovered position
var coordinates = [[].concat(_toConsumableArray(coords.slice(0, -2)), [coords[0]])];
var pt = this.getIntermediatePoint(_toConsumableArray(coords));
if (!pt) {
// if intermediate point with 90 degree not available
// try remove the last clicked point and get the intermediate point.
var tc = _toConsumableArray(coords);
tc.splice(-3, 1);
pt = this.getIntermediatePoint(_toConsumableArray(tc));
if (pt) {
coordinates = [[].concat(_toConsumableArray(coords.slice(0, -3)), [pt, coords[0]])];
}
} else {
coordinates = [[].concat(_toConsumableArray(coords.slice(0, -2)), [pt, coords[0]])];
}
return coordinates;
}
}, {
key: "getIntermediatePoint",
value: function getIntermediatePoint(coordinates) {
var pt;
if (coordinates.length > 4) {
var _ref2 = _toConsumableArray(coordinates),
p1 = _ref2[0],
p2 = _ref2[1];
var angle1 = (0, _bearing["default"])(p1, p2);
var p3 = coordinates[coordinates.length - 3];
var p4 = coordinates[coordinates.length - 4];
var angle2 = (0, _bearing["default"])(p3, p4);
var angles = {
first: [],
second: []
}; // calculate 3 right angle points for first and last points in lineString
[1, 2, 3].forEach(function (factor) {
var newAngle1 = angle1 + factor * 90; // convert angles to 0 to -180 for anti-clock and 0 to 180 for clock wise
angles.first.push(newAngle1 > 180 ? newAngle1 - 360 : newAngle1);
var newAngle2 = angle2 + factor * 90;
angles.second.push(newAngle2 > 180 ? newAngle2 - 360 : newAngle2);
});
var distance = (0, _distance["default"])((0, _helpers.point)(p1), (0, _helpers.point)(p3)); // Draw imaginary right angle lines for both first and last points in lineString
// If there is intersection point for any 2 lines, will be the 90 degree point.
[0, 1, 2].forEach(function (indexFirst) {
var line1 = (0, _helpers.lineString)([p1, (0, _destination["default"])(p1, distance, angles.first[indexFirst]).geometry.coordinates]);
[0, 1, 2].forEach(function (indexSecond) {
var line2 = (0, _helpers.lineString)([p3, (0, _destination["default"])(p3, distance, angles.second[indexSecond]).geometry.coordinates]);
var fc = (0, _lineIntersect["default"])(line1, line2);
if (fc && fc.features.length) {
// found the intersect point
pt = fc.features[0].geometry.coordinates;
}
});
});
}
return pt;
}
}]);
return Draw90DegreePolygonHandler;
}(_modeHandler.ModeHandler);
exports.Draw90DegreePolygonHandler = Draw90DegreePolygonHandler;
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destination from '@turf/destination';\nimport bearing from '@turf/bearing';\nimport lineIntersect from '@turf/line-intersect';\nimport turfDistance from '@turf/distance';\nimport { point, lineString } from '@turf/helpers';\nimport { Polygon, Position } from '@nebula.gl/edit-modes';\nimport { generatePointsParallelToLinePoints } from '../utils';\nimport { ClickEvent, PointerMoveEvent } from '../event-types';\nimport {\n  EditAction,\n  EditHandle,\n  ModeHandler,\n  getPickedEditHandle,\n  getEditHandlesForGeometry,\n} from './mode-handler';\n\n// TODO edit-modes: delete handlers once EditMode fully implemented\nexport class Draw90DegreePolygonHandler extends ModeHandler {\n  getEditHandles(picks?: Array<Record<string, any>>, groundCoords?: Position): EditHandle[] {\n    let handles = super.getEditHandles(picks, groundCoords);\n\n    const tentativeFeature = this.getTentativeFeature();\n    if (tentativeFeature) {\n      handles = handles.concat(getEditHandlesForGeometry(tentativeFeature.geometry, -1));\n      // Slice off the handles that are are next to the pointer\n      if (tentativeFeature && tentativeFeature.geometry.type === 'LineString') {\n        // Remove the last existing handle\n        handles = handles.slice(0, -1);\n      } else if (tentativeFeature && tentativeFeature.geometry.type === 'Polygon') {\n        // Remove the last existing handle\n        handles = handles.slice(0, -1);\n      }\n    }\n\n    return handles;\n  }\n\n  handlePointerMove({\n    groundCoords,\n  }: PointerMoveEvent): { editAction: EditAction | null | undefined; cancelMapPan: boolean } {\n    const clickSequence = this.getClickSequence();\n    const result = { editAction: null, cancelMapPan: false };\n\n    if (clickSequence.length === 0) {\n      // nothing to do yet\n      return result;\n    }\n\n    const tentativeFeature = this.getTentativeFeature();\n    if (tentativeFeature && tentativeFeature.geometry.type === 'Polygon') {\n      clickSequence[clickSequence.length - 1] =\n        tentativeFeature.geometry.coordinates[0][clickSequence.length - 1];\n    } else if (tentativeFeature && tentativeFeature.geometry.type === 'LineString') {\n      clickSequence[clickSequence.length - 1] =\n        tentativeFeature.geometry.coordinates[clickSequence.length - 1];\n    }\n\n    let p3;\n    if (clickSequence.length === 1) {\n      p3 = groundCoords;\n    } else {\n      const p1 = clickSequence[clickSequence.length - 2];\n      const p2 = clickSequence[clickSequence.length - 1];\n      [p3] = generatePointsParallelToLinePoints(p1, p2, groundCoords);\n    }\n\n    if (clickSequence.length < 3) {\n      // Draw a LineString connecting all the clicked points with the hovered point\n      this._setTentativeFeature({\n        type: 'Feature',\n        geometry: {\n          type: 'LineString',\n          coordinates: [...clickSequence, p3],\n        },\n      });\n    } else {\n      // Draw a Polygon connecting all the clicked points with the hovered point\n      this._setTentativeFeature({\n        type: 'Feature',\n        geometry: {\n          type: 'Polygon',\n          coordinates: [[...clickSequence, p3, clickSequence[0]]],\n        },\n      });\n    }\n\n    return result;\n  }\n\n  handleClick(event: ClickEvent): EditAction | null | undefined {\n    super.handleClick(event);\n\n    const { picks } = event;\n    const tentativeFeature = this.getTentativeFeature();\n\n    let editAction: EditAction | null | undefined = null;\n    const clickedEditHandle = getPickedEditHandle(picks);\n\n    if (tentativeFeature && tentativeFeature.geometry.type === 'Polygon') {\n      const polygon: Polygon = tentativeFeature.geometry;\n\n      if (\n        clickedEditHandle &&\n        clickedEditHandle.featureIndex === -1 &&\n        (clickedEditHandle.positionIndexes[1] === 0 ||\n          clickedEditHandle.positionIndexes[1] === polygon.coordinates[0].length - 3)\n      ) {\n        // They clicked the first or last point (or double-clicked), so complete the polygon\n        const polygonToAdd: Polygon = {\n          type: 'Polygon',\n          coordinates: this.finalizedCoordinates([...polygon.coordinates[0]]),\n        };\n\n        this.resetClickSequence();\n        this._setTentativeFeature(null);\n        editAction = this.getAddFeatureOrBooleanPolygonAction(polygonToAdd);\n      }\n    }\n\n    // Trigger pointer move right away in order for it to update edit handles (to support double-click)\n    const fakePointerMoveEvent = {\n      screenCoords: [-1, -1],\n      groundCoords: event.groundCoords,\n      picks: [],\n      isDragging: false,\n      pointerDownPicks: null,\n      pointerDownScreenCoords: null,\n      pointerDownGroundCoords: null,\n      sourceEvent: null,\n    };\n    // @ts-ignore\n    this.handlePointerMove(fakePointerMoveEvent);\n\n    return editAction;\n  }\n\n  finalizedCoordinates(coords: Position[]) {\n    // Remove the hovered position\n    let coordinates = [[...coords.slice(0, -2), coords[0]]];\n    let pt = this.getIntermediatePoint([...coords]);\n    if (!pt) {\n      // if intermediate point with 90 degree not available\n      // try remove the last clicked point and get the intermediate point.\n      const tc = [...coords];\n      tc.splice(-3, 1);\n      pt = this.getIntermediatePoint([...tc]);\n      if (pt) {\n        coordinates = [[...coords.slice(0, -3), pt, coords[0]]];\n      }\n    } else {\n      coordinates = [[...coords.slice(0, -2), pt, coords[0]]];\n    }\n    return coordinates;\n  }\n\n  getIntermediatePoint(coordinates: Position[]) {\n    let pt;\n    if (coordinates.length > 4) {\n      const [p1, p2] = [...coordinates];\n      const angle1 = bearing(p1, p2);\n      const p3 = coordinates[coordinates.length - 3];\n      const p4 = coordinates[coordinates.length - 4];\n      const angle2 = bearing(p3, p4);\n\n      const angles = { first: [], second: [] };\n      // calculate 3 right angle points for first and last points in lineString\n      [1, 2, 3].forEach((factor) => {\n        const newAngle1 = angle1 + factor * 90;\n        // convert angles to 0 to -180 for anti-clock and 0 to 180 for clock wise\n        angles.first.push(newAngle1 > 180 ? newAngle1 - 360 : newAngle1);\n        const newAngle2 = angle2 + factor * 90;\n        angles.second.push(newAngle2 > 180 ? newAngle2 - 360 : newAngle2);\n      });\n\n      const distance = turfDistance(point(p1), point(p3));\n      // Draw imaginary right angle lines for both first and last points in lineString\n      // If there is intersection point for any 2 lines, will be the 90 degree point.\n      [0, 1, 2].forEach((indexFirst) => {\n        const line1 = lineString([\n          p1,\n          destination(p1, distance, angles.first[indexFirst]).geometry.coordinates,\n        ]);\n        [0, 1, 2].forEach((indexSecond) => {\n          const line2 = lineString([\n            p3,\n            destination(p3, distance, angles.second[indexSecond]).geometry.coordinates,\n          ]);\n          const fc = lineIntersect(line1, line2);\n          if (fc && fc.features.length) {\n            // found the intersect point\n            pt = fc.features[0].geometry.coordinates;\n          }\n        });\n      });\n    }\n    return pt;\n  }\n}\n"]}