@nebula.gl/layers
Version:
A suite of 3D-enabled data editing layers, suitable for deck.gl
316 lines (243 loc) • 36.4 kB
JavaScript
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.ModifyHandler = void 0;
var _nearestPointOnLine2 = _interopRequireDefault(require("@turf/nearest-point-on-line"));
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 _createForOfIteratorHelper(o) { if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (o = _unsupportedIterableToArray(o))) { var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var it, normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }
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 _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 _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); }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
// TODO edit-modes: delete handlers once EditMode fully implemented
var ModifyHandler = /*#__PURE__*/function (_ModeHandler) {
_inherits(ModifyHandler, _ModeHandler);
var _super = _createSuper(ModifyHandler);
function ModifyHandler() {
var _this;
_classCallCheck(this, ModifyHandler);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this = _super.call.apply(_super, [this].concat(args));
_defineProperty(_assertThisInitialized(_this), "_lastPointerMovePicks", void 0);
return _this;
}
_createClass(ModifyHandler, [{
key: "getEditHandles",
value: function getEditHandles(picks, groundCoords) {
var _this2 = this;
var handles = [];
var _this$featureCollecti = this.featureCollection.getObject(),
features = _this$featureCollecti.features;
var _iterator = _createForOfIteratorHelper(this.getSelectedFeatureIndexes()),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var _index = _step.value;
if (_index < features.length) {
var _handles;
var geometry = features[_index].geometry;
(_handles = handles).push.apply(_handles, _toConsumableArray((0, _modeHandler.getEditHandlesForGeometry)(geometry, _index)));
} else {
console.warn("selectedFeatureIndexes out of range ".concat(_index)); // eslint-disable-line no-console,no-undef
}
} // intermediate edit handle
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
if (picks && picks.length && groundCoords) {
var existingEditHandle = picks.find(function (pick) {
return pick.isEditingHandle && pick.object && pick.object.type === 'existing';
}); // don't show intermediate point when too close to an existing edit handle
var featureAsPick = !existingEditHandle && picks.find(function (pick) {
return !pick.isEditingHandle;
}); // is the feature in the pick selected
if (featureAsPick && !featureAsPick.object.geometry.type.includes('Point') && this.getSelectedFeatureIndexes().includes(featureAsPick.index)) {
var intermediatePoint = null;
var positionIndexPrefix = [];
var referencePoint = (0, _helpers.point)(groundCoords); // process all lines of the (single) feature
(0, _utils.recursivelyTraverseNestedArrays)(featureAsPick.object.geometry.coordinates, [], function (lineString, prefix) {
var lineStringFeature = (0, _helpers.lineString)(lineString);
var candidateIntermediatePoint = _this2.nearestPointOnLine( // @ts-ignore
lineStringFeature, referencePoint);
if (!intermediatePoint || candidateIntermediatePoint.properties.dist < intermediatePoint.properties.dist) {
intermediatePoint = candidateIntermediatePoint;
positionIndexPrefix = prefix;
}
}); // tack on the lone intermediate point to the set of handles
if (intermediatePoint) {
var _intermediatePoint = intermediatePoint,
position = _intermediatePoint.geometry.coordinates,
index = _intermediatePoint.properties.index;
handles = [].concat(_toConsumableArray(handles), [{
position: position,
positionIndexes: [].concat(_toConsumableArray(positionIndexPrefix), [index + 1]),
featureIndex: featureAsPick.index,
type: 'intermediate'
}]);
}
}
}
return handles;
} // turf.js does not support elevation for nearestPointOnLine
}, {
key: "nearestPointOnLine",
value: function nearestPointOnLine(line, inPoint) {
var coordinates = line.geometry.coordinates;
if (coordinates.some(function (coord) {
return coord.length > 2;
})) {
var modeConfig = this.getModeConfig();
if (modeConfig && modeConfig.viewport) {
// This line has elevation, we need to use alternative algorithm
return (0, _utils.nearestPointOnProjectedLine)(line, inPoint, modeConfig.viewport);
} // eslint-disable-next-line no-console,no-undef
console.log('Editing 3D point but modeConfig.viewport not provided. Falling back to 2D logic.');
}
return (0, _nearestPointOnLine2["default"])(line, inPoint);
}
}, {
key: "handleClick",
value: function handleClick(event) {
var editAction = null;
var clickedEditHandle = (0, _modeHandler.getPickedEditHandle)(event.picks);
if (clickedEditHandle && clickedEditHandle.featureIndex >= 0) {
if (clickedEditHandle.type === 'existing') {
var updatedData;
try {
updatedData = this.getImmutableFeatureCollection().removePosition(clickedEditHandle.featureIndex, clickedEditHandle.positionIndexes).getObject();
} catch (ignored) {// This happens if user attempts to remove the last point
}
if (updatedData) {
editAction = {
updatedData: updatedData,
editType: 'removePosition',
featureIndexes: [clickedEditHandle.featureIndex],
editContext: {
positionIndexes: clickedEditHandle.positionIndexes,
position: clickedEditHandle.position
}
};
}
} else if (clickedEditHandle.type === 'intermediate') {
var _updatedData = this.getImmutableFeatureCollection().addPosition(clickedEditHandle.featureIndex, clickedEditHandle.positionIndexes, clickedEditHandle.position).getObject();
if (_updatedData) {
editAction = {
updatedData: _updatedData,
editType: 'addPosition',
featureIndexes: [clickedEditHandle.featureIndex],
editContext: {
positionIndexes: clickedEditHandle.positionIndexes,
position: clickedEditHandle.position
}
};
}
}
}
return editAction;
}
}, {
key: "handlePointerMove",
value: function handlePointerMove(event) {
this._lastPointerMovePicks = event.picks;
var editAction = null;
var editHandle = (0, _modeHandler.getPickedEditHandle)(event.pointerDownPicks);
if (event.isDragging && editHandle) {
var updatedData = this.getImmutableFeatureCollection().replacePosition(editHandle.featureIndex, editHandle.positionIndexes, event.groundCoords).getObject();
editAction = {
updatedData: updatedData,
editType: 'movePosition',
featureIndexes: [editHandle.featureIndex],
editContext: {
positionIndexes: editHandle.positionIndexes,
position: event.groundCoords
}
};
} // Cancel map panning if pointer went down on an edit handle
var cancelMapPan = Boolean(editHandle);
return {
editAction: editAction,
cancelMapPan: cancelMapPan
};
}
}, {
key: "handleStartDragging",
value: function handleStartDragging(event) {
var editAction = null;
var selectedFeatureIndexes = this.getSelectedFeatureIndexes();
var editHandle = (0, _modeHandler.getPickedEditHandle)(event.picks);
if (selectedFeatureIndexes.length && editHandle && editHandle.type === 'intermediate') {
var updatedData = this.getImmutableFeatureCollection().addPosition(editHandle.featureIndex, editHandle.positionIndexes, event.groundCoords).getObject();
editAction = {
updatedData: updatedData,
editType: 'addPosition',
featureIndexes: [editHandle.featureIndex],
editContext: {
positionIndexes: editHandle.positionIndexes,
position: event.groundCoords
}
};
}
return editAction;
}
}, {
key: "handleStopDragging",
value: function handleStopDragging(event) {
var editAction = null;
var selectedFeatureIndexes = this.getSelectedFeatureIndexes();
var editHandle = (0, _modeHandler.getPickedEditHandle)(event.picks);
if (selectedFeatureIndexes.length && editHandle) {
var updatedData = this.getImmutableFeatureCollection().replacePosition(editHandle.featureIndex, editHandle.positionIndexes, event.groundCoords).getObject();
editAction = {
updatedData: updatedData,
editType: 'finishMovePosition',
featureIndexes: [editHandle.featureIndex],
editContext: {
positionIndexes: editHandle.positionIndexes,
position: event.groundCoords
}
};
}
return editAction;
}
}, {
key: "getCursor",
value: function getCursor(_ref) {
var isDragging = _ref.isDragging;
var picks = this._lastPointerMovePicks;
if (picks && picks.length > 0) {
var handlePicked = picks.some(function (pick) {
return pick.isEditingHandle;
});
if (handlePicked) {
return 'cell';
}
}
return isDragging ? 'grabbing' : 'grab';
}
}]);
return ModifyHandler;
}(_modeHandler.ModeHandler);
exports.ModifyHandler = ModifyHandler;
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nearestPointOnLine from '@turf/nearest-point-on-line';\nimport { point, lineString as toLineString } from '@turf/helpers';\nimport { Position, FeatureOf, Point, LineString } from '@nebula.gl/edit-modes';\nimport {\n  recursivelyTraverseNestedArrays,\n  nearestPointOnProjectedLine,\n  NearestPointType,\n} from '../utils';\nimport {\n  ClickEvent,\n  PointerMoveEvent,\n  StartDraggingEvent,\n  StopDraggingEvent,\n} 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 ModifyHandler extends ModeHandler {\n  _lastPointerMovePicks: any;\n\n  getEditHandles(picks?: Array<Record<string, any>>, groundCoords?: Position): EditHandle[] {\n    let handles = [];\n    const { features } = this.featureCollection.getObject();\n\n    for (const index of this.getSelectedFeatureIndexes()) {\n      if (index < features.length) {\n        const { geometry } = features[index];\n        handles.push(...getEditHandlesForGeometry(geometry, index));\n      } else {\n        console.warn(`selectedFeatureIndexes out of range ${index}`); // eslint-disable-line no-console,no-undef\n      }\n    }\n\n    // intermediate edit handle\n    if (picks && picks.length && groundCoords) {\n      const existingEditHandle = picks.find(\n        (pick) => pick.isEditingHandle && pick.object && pick.object.type === 'existing'\n      );\n      // don't show intermediate point when too close to an existing edit handle\n      const featureAsPick = !existingEditHandle && picks.find((pick) => !pick.isEditingHandle);\n\n      // is the feature in the pick selected\n      if (\n        featureAsPick &&\n        !featureAsPick.object.geometry.type.includes('Point') &&\n        this.getSelectedFeatureIndexes().includes(featureAsPick.index)\n      ) {\n        let intermediatePoint: NearestPointType | null | undefined = null;\n        let positionIndexPrefix = [];\n        const referencePoint = point(groundCoords);\n        // process all lines of the (single) feature\n        recursivelyTraverseNestedArrays(\n          featureAsPick.object.geometry.coordinates,\n          [],\n          (lineString, prefix) => {\n            const lineStringFeature = toLineString(lineString);\n\n            const candidateIntermediatePoint = this.nearestPointOnLine(\n              // @ts-ignore\n              lineStringFeature,\n              referencePoint\n            );\n            if (\n              !intermediatePoint ||\n              candidateIntermediatePoint.properties.dist < intermediatePoint.properties.dist\n            ) {\n              intermediatePoint = candidateIntermediatePoint;\n              positionIndexPrefix = prefix;\n            }\n          }\n        );\n        // tack on the lone intermediate point to the set of handles\n        if (intermediatePoint) {\n          const {\n            geometry: { coordinates: position },\n            properties: { index },\n          } = intermediatePoint;\n          handles = [\n            ...handles,\n            {\n              position,\n              positionIndexes: [...positionIndexPrefix, index + 1],\n              featureIndex: featureAsPick.index,\n              type: 'intermediate',\n            },\n          ];\n        }\n      }\n    }\n\n    return handles;\n  }\n\n  // turf.js does not support elevation for nearestPointOnLine\n  nearestPointOnLine(line: FeatureOf<LineString>, inPoint: FeatureOf<Point>): NearestPointType {\n    const { coordinates } = line.geometry;\n    if (coordinates.some((coord) => coord.length > 2)) {\n      const modeConfig = this.getModeConfig();\n      if (modeConfig && modeConfig.viewport) {\n        // This line has elevation, we need to use alternative algorithm\n        return nearestPointOnProjectedLine(line, inPoint, modeConfig.viewport);\n      }\n      // eslint-disable-next-line no-console,no-undef\n      console.log(\n        'Editing 3D point but modeConfig.viewport not provided. Falling back to 2D logic.'\n      );\n    }\n\n    return nearestPointOnLine(line, inPoint);\n  }\n\n  handleClick(event: ClickEvent): EditAction | null | undefined {\n    let editAction: EditAction | null | undefined = null;\n\n    const clickedEditHandle = getPickedEditHandle(event.picks);\n\n    if (clickedEditHandle && clickedEditHandle.featureIndex >= 0) {\n      if (clickedEditHandle.type === 'existing') {\n        let updatedData;\n        try {\n          updatedData = this.getImmutableFeatureCollection()\n            .removePosition(clickedEditHandle.featureIndex, clickedEditHandle.positionIndexes)\n            .getObject();\n        } catch (ignored) {\n          // This happens if user attempts to remove the last point\n        }\n\n        if (updatedData) {\n          editAction = {\n            updatedData,\n            editType: 'removePosition',\n            featureIndexes: [clickedEditHandle.featureIndex],\n            editContext: {\n              positionIndexes: clickedEditHandle.positionIndexes,\n              position: clickedEditHandle.position,\n            },\n          };\n        }\n      } else if (clickedEditHandle.type === 'intermediate') {\n        const updatedData = this.getImmutableFeatureCollection()\n          .addPosition(\n            clickedEditHandle.featureIndex,\n            clickedEditHandle.positionIndexes,\n            clickedEditHandle.position\n          )\n          .getObject();\n\n        if (updatedData) {\n          editAction = {\n            updatedData,\n            editType: 'addPosition',\n            featureIndexes: [clickedEditHandle.featureIndex],\n            editContext: {\n              positionIndexes: clickedEditHandle.positionIndexes,\n              position: clickedEditHandle.position,\n            },\n          };\n        }\n      }\n    }\n    return editAction;\n  }\n\n  handlePointerMove(\n    event: PointerMoveEvent\n  ): { editAction: EditAction | null | undefined; cancelMapPan: boolean } {\n    this._lastPointerMovePicks = event.picks;\n\n    let editAction: EditAction | null | undefined = null;\n\n    const editHandle = getPickedEditHandle(event.pointerDownPicks);\n\n    if (event.isDragging && editHandle) {\n      const updatedData = this.getImmutableFeatureCollection()\n        .replacePosition(editHandle.featureIndex, editHandle.positionIndexes, event.groundCoords)\n        .getObject();\n\n      editAction = {\n        updatedData,\n        editType: 'movePosition',\n        featureIndexes: [editHandle.featureIndex],\n        editContext: {\n          positionIndexes: editHandle.positionIndexes,\n          position: event.groundCoords,\n        },\n      };\n    }\n\n    // Cancel map panning if pointer went down on an edit handle\n    const cancelMapPan = Boolean(editHandle);\n\n    return { editAction, cancelMapPan };\n  }\n\n  handleStartDragging(event: StartDraggingEvent): EditAction | null | undefined {\n    let editAction: EditAction | null | undefined = null;\n\n    const selectedFeatureIndexes = this.getSelectedFeatureIndexes();\n\n    const editHandle = getPickedEditHandle(event.picks);\n    if (selectedFeatureIndexes.length && editHandle && editHandle.type === 'intermediate') {\n      const updatedData = this.getImmutableFeatureCollection()\n        .addPosition(editHandle.featureIndex, editHandle.positionIndexes, event.groundCoords)\n        .getObject();\n\n      editAction = {\n        updatedData,\n        editType: 'addPosition',\n        featureIndexes: [editHandle.featureIndex],\n        editContext: {\n          positionIndexes: editHandle.positionIndexes,\n          position: event.groundCoords,\n        },\n      };\n    }\n\n    return editAction;\n  }\n\n  handleStopDragging(event: StopDraggingEvent): EditAction | null | undefined {\n    let editAction: EditAction | null | undefined = null;\n\n    const selectedFeatureIndexes = this.getSelectedFeatureIndexes();\n    const editHandle = getPickedEditHandle(event.picks);\n    if (selectedFeatureIndexes.length && editHandle) {\n      const updatedData = this.getImmutableFeatureCollection()\n        .replacePosition(editHandle.featureIndex, editHandle.positionIndexes, event.groundCoords)\n        .getObject();\n\n      editAction = {\n        updatedData,\n        editType: 'finishMovePosition',\n        featureIndexes: [editHandle.featureIndex],\n        editContext: {\n          positionIndexes: editHandle.positionIndexes,\n          position: event.groundCoords,\n        },\n      };\n    }\n\n    return editAction;\n  }\n\n  getCursor({ isDragging }: { isDragging: boolean }): string {\n    const picks = this._lastPointerMovePicks;\n\n    if (picks && picks.length > 0) {\n      const handlePicked = picks.some((pick) => pick.isEditingHandle);\n      if (handlePicked) {\n        return 'cell';\n      }\n    }\n\n    return isDragging ? 'grabbing' : 'grab';\n  }\n}\n"]}
;