1629 lines
68 KiB
JavaScript
1629 lines
68 KiB
JavaScript
import {
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CmapModel,
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ConceptMapConcept,
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ConceptMapConnector,
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ConceptMapPhrase,
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PLACEMENT_FIELDS
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} from "./model/concept-map.js";
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import { CONCEPT_FIELDS } from "./model/concept-repository.js";
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import { CmapHistory } from "./controller/cmap-history.js";
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import { CmapSubmapController } from "./controller/cmap-submap-controller.js";
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import { CmapSelectionController } from "./controller/cmap-selection-controller.js";
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import { CmapInteractionController } from "./controller/cmap-interaction-controller.js";
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import { CmapItemDecorator } from "./view/cmap-item-decorator.js";
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import { CmapView } from "./cmap-view.js";
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import {
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debug,
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debugPrefix,
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elementDescription,
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selectionStyle,
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escapeHtml,
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numberOr,
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conceptDescriptionReference,
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newConceptId,
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normalizeConceptTags
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} from "./cmap-utils.js";
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/*
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* Racket Wiki editor layer for the bundled racket-wiki CMap component.
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*
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* cmap.js owns hit testing, dragging and render lifecycle callbacks. This file
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* adds the wiki-specific editor model and CMapTools-like controls.
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*/
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(() => {
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"use strict";
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debug("cmap-racket-wiki.js loaded", {
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script: document.currentScript ? document.currentScript.src : null,
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cmapAvailable: true,
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stylesheets: Array.from(document.styleSheets || [])
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.map((sheet) => sheet.href)
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.filter((href) => href && href.includes("cmap.css"))
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});
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//////////////////////////////////////////////////////////////////////////////
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// Editor
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//////////////////////////////////////////////////////////////////////////////
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/**
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* goal : Add the wiki editor model to the bundled CMap drawing component.
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* pre : canvas is a DOM element.
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* post : Concepts and linking phrases can be selected and connected by
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* direct manipulation.
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* result : A CmapEditor instance.
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*/
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class CmapEditor {
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constructor(canvas, options = {}) {
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this.canvas = canvas;
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this.renderItem = options.renderItem || null;
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this.onOpenPage = options.onOpenPage || null;
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this.onOpenSubMap = options.onOpenSubMap || null;
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this.onPopulateSubMap = options.onPopulateSubMap || null;
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this.onSubMapPromoted = options.onSubMapPromoted || null;
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this.onMapChange = options.onMapChange || null;
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this.onOpenCmap = options.onOpenCmap || null;
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this.onOpenParentCmap = options.onOpenParentCmap || null;
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this.onOpenExternalUrl = options.onOpenExternalUrl || null;
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this.onOpenStoredSubMap = options.onOpenStoredSubMap || null;
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this.onOpenBoundaryReference = options.onOpenBoundaryReference || null;
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this.onVisibilityChange = options.onVisibilityChange || null;
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this.onConfirmDetachFromSubmap = options.onConfirmDetachFromSubmap || null;
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this.onEditItem = options.onEditItem || null;
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this.onCreateConnectedItem = options.onCreateConnectedItem || null;
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this.onSelectionChange = options.onSelectionChange || null;
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this.onHistoryChange = options.onHistoryChange || null;
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this.onAutomaticLayoutChange = options.onAutomaticLayoutChange || null;
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this.labels = {
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createRelation: options.createRelationLabel || "Create relation",
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editConcept: options.editConceptLabel || "Edit concept",
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resizeConcept: options.resizeConceptLabel || "Resize concept",
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relation: options.relationLabel || "Relation"
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};
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this.view = new CmapView(
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canvas,
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(component, event) => this.interaction.handleMapSelection(component, event),
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(component, event) => this.interaction.handleMapActivation(component, event),
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options.createDiagramEngine || null);
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this.map = this.view.map;
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this.items = [];
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this.connectors = [];
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this.unresolvedConnectors = [];
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this.model = CmapModel.fromDocument({});
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this.conceptMaps = this.model.conceptMap.conceptMapsById;
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this.documentMetadata = this.model.conceptMap.metadata;
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this.activeMapRoot = null;
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this.mapHistory = [];
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this.selectedItem = null;
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this.selectedItems = new Set();
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this.selectedConnector = null;
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this.destroyed = false;
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this.nextId = 1;
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this.nextConnectorId = 1;
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this.nextGroupId = 1;
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this.dragRelation = null;
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this.zoomFactor = 1;
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this.marqueeMouseDownHandler = null;
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this.activeMarqueeCleanup = null;
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this.canvasPanPointerDownHandler = null;
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this.activeCanvasPanCleanup = null;
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this.history = new CmapHistory({
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snapshot: () => this.historySnapshot(),
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restore: (snapshot) => this.restoreHistoryDocument(snapshot),
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onChange: (change) => {
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if (this.onHistoryChange) this.onHistoryChange(change);
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}
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});
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this.submaps = new CmapSubmapController(this);
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this.selection = new CmapSelectionController(this);
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this.interaction = new CmapInteractionController(this);
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this.decorator = new CmapItemDecorator(this);
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this.boundaryLayer = null;
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this.boundaryScrollHandler = () => this.refreshBoundaryReferences();
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this.canvas.addEventListener("scroll", this.boundaryScrollHandler, { passive: true });
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this.interaction.installCanvasPanning();
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this.interaction.installMarqueeSelection();
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debug("editor created", {
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canvas: elementDescription(canvas),
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drawingEngine: this.map.constructor.name
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});
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}
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/** Return the view record that renders one model item id. */
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itemRecord(id) {
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return this.items.find((record) => Number(record.id) === Number(id)) || null;
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}
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/** Return a copy of the records currently rendered by this editor. */
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itemRecords() {
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return [...this.items];
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}
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/** Return rendered records that are visible in the active map context. */
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visibleItemRecords() {
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return this.items.filter((record) => this.isEffectiveItemVisible(record));
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}
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containsItemRecord(record) {
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return this.items.includes(record);
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}
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descendantItemRecords(record) {
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return this.items.filter((candidate) => this.isDescendantOf(candidate, record));
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}
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setConceptMapReference(reference) {
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if (!reference?.id) throw new TypeError("A concept-map reference id is required");
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this.conceptMaps.set(reference.id, reference);
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return reference;
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}
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itemCount() {
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return this.items.length;
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}
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connectorCount() {
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return this.connectors.length + this.unresolvedConnectors.length;
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}
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conceptRepository() {
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return this.model.repository;
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}
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conceptMapModel() {
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return this.model.conceptMap;
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}
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/**
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* Register the domain data behind a view record.
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* The model receives only serializable concept and placement fields.
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*/
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registerModelItem(record) {
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const existing = this.model.conceptMap.item(record.id);
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if (existing) return existing;
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const values = { kind: record.kind };
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for (const field of PLACEMENT_FIELDS) {
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if (field === "parentSubmapId") {
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values.parentSubmapId = record.parentSubmap ? record.parentSubmap.id : null;
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} else if (field === "hiddenContexts") {
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values.hiddenContexts = Array.from(record.hiddenContexts || []);
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} else if (field === "x" || field === "y" || field === "width" || field === "height") {
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values[field] = record.node ? Number(record.node.attr(field)) : Number(record[field]);
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} else {
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values[field] = record[field];
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}
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}
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let modelItem;
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if (record.kind === "phrase") {
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modelItem = new ConceptMapPhrase(record.id, {
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...values,
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label: record.label,
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synopsis: record.synopsis
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});
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} else {
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const conceptValues = {};
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for (const field of CONCEPT_FIELDS) conceptValues[field] = record[field];
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this.model.repository.ensure(record.conceptId, conceptValues);
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modelItem = new ConceptMapConcept(record.id, record.conceptId, values);
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}
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this.model.conceptMap.addItem(modelItem);
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return modelItem;
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}
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/**
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* Make an existing editor record a view onto its pure model item.
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* DOM handles stay on the record; all serializable fields live in the model.
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*/
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bindRecordToModel(record, modelItem) {
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if (record.modelItem === modelItem) return record;
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Object.defineProperty(record, "modelItem", { value: modelItem, configurable: true });
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Object.defineProperty(record, "kind", {
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configurable: true,
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get: () => modelItem.kind,
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set: (value) => { modelItem.kind = value; }
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});
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Object.defineProperty(record, "conceptId", {
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configurable: true,
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get: () => modelItem.conceptId || null,
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set: (conceptId) => {
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if (modelItem instanceof ConceptMapPhrase || !conceptId) return;
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const current = this.model.repository.concept(modelItem.conceptId);
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const target = this.model.repository.concept(conceptId) ||
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this.model.repository.ensure(conceptId, current ? current.toDocument() : {});
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modelItem.conceptId = target.id;
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}
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});
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for (const field of ["label", "synopsis"]) {
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Object.defineProperty(record, field, {
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configurable: true,
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get: () => modelItem instanceof ConceptMapPhrase ? modelItem[field] :
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this.model.repository.requireConcept(modelItem.conceptId)[field],
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set: (value) => {
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if (modelItem instanceof ConceptMapPhrase) modelItem[field] = String(value || "");
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else this.model.repository.requireConcept(modelItem.conceptId).update({ [field]: value });
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}
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});
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}
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for (const field of CONCEPT_FIELDS.filter((name) => name !== "label" && name !== "synopsis")) {
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Object.defineProperty(record, field, {
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configurable: true,
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get: () => modelItem instanceof ConceptMapPhrase ? null :
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this.model.repository.requireConcept(modelItem.conceptId)[field],
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set: (value) => {
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if (!(modelItem instanceof ConceptMapPhrase)) {
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this.model.repository.requireConcept(modelItem.conceptId).update({ [field]: value });
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}
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}
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});
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}
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for (const field of PLACEMENT_FIELDS.filter((name) =>
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name !== "parentSubmapId" && name !== "x" && name !== "y")) {
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Object.defineProperty(record, field, {
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configurable: true,
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get: () => modelItem[field],
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set: (value) => { modelItem[field] = value; }
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});
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}
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Object.defineProperty(record, "parentSubmap", {
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configurable: true,
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get: () => modelItem.parentSubmapId === null ? null :
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this.itemRecord(modelItem.parentSubmapId),
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set: (value) => { modelItem.parentSubmapId = value ? Number(value.id) : null; }
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});
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return record;
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}
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/** Register and bind a record that was inserted through the editor view. */
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attachRecordToModel(record) {
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return this.bindRecordToModel(record, this.registerModelItem(record));
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}
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/** Bind a rendered connector to its map-local connector model. */
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attachConnectorToModel(record) {
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let modelConnector = this.model.conceptMap.connector(record.id);
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if (!modelConnector) {
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modelConnector = this.model.conceptMap.addConnector(new ConceptMapConnector(
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record.id, record.source.id, record.target.id, record));
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}
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Object.defineProperty(record, "modelConnector", {
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value: modelConnector,
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configurable: true
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});
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for (const field of ["hasArrow", "lineColor", "lineWidth"]) {
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Object.defineProperty(record, field, {
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configurable: true,
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get: () => modelConnector[field],
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set: (value) => { modelConnector[field] = value; }
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});
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}
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for (const [field, idField] of [["source", "sourceId"], ["target", "targetId"]]) {
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Object.defineProperty(record, field, {
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configurable: true,
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get: () => this.itemRecord(modelConnector[idField]),
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set: (value) => { modelConnector[idField] = Number(value.id); }
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});
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}
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return record;
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}
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/** Keep the pure model synchronized with geometry owned by the drawing engine. */
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synchronizeModel() {
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const itemIds = new Set(this.items.map((record) => Number(record.id)));
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for (const modelItem of this.model.conceptMap.items()) {
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if (!itemIds.has(modelItem.id)) this.model.conceptMap.removeItem(modelItem.id);
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}
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for (const record of this.items) {
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const modelItem = this.registerModelItem(record);
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this.bindRecordToModel(record, modelItem);
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if (record.node) {
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modelItem.x = Number(record.node.attr("x"));
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modelItem.y = Number(record.node.attr("y"));
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modelItem.width = Number(record.node.attr("width"));
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modelItem.height = Number(record.node.attr("height"));
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}
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}
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const connectorIds = new Set();
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for (const connector of this.connectors) {
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connectorIds.add(Number(connector.id));
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let modelConnector = this.model.conceptMap.connector(connector.id);
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if (!modelConnector) {
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modelConnector = this.model.conceptMap.addConnector(new ConceptMapConnector(
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connector.id, connector.source.id, connector.target.id, connector));
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}
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modelConnector.sourceId = Number(connector.source.id);
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modelConnector.targetId = Number(connector.target.id);
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modelConnector.hasArrow = connector.hasArrow;
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modelConnector.lineColor = connector.lineColor;
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modelConnector.lineWidth = connector.lineWidth;
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}
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for (const connector of this.unresolvedConnectors) {
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connectorIds.add(Number(connector.id));
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if (!this.model.conceptMap.connector(connector.id)) {
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this.model.conceptMap.addConnector(new ConceptMapConnector(
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connector.id, connector.sourceId, connector.targetId, connector));
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}
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}
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for (const connector of this.model.conceptMap.connectors()) {
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if (!connectorIds.has(connector.id)) this.model.conceptMap.removeConnector(connector.id);
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}
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this.model.conceptMap.metadata = this.documentMetadata;
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this.model.conceptMap.setConceptMapReferences([...this.conceptMaps.values()]);
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this.conceptMaps = this.model.conceptMap.conceptMapsById;
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return this.model;
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}
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historySnapshot() {
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return JSON.stringify(this.toDocument());
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}
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resetHistory() {
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this.history.reset();
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}
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scheduleHistoryCommit() {
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this.history.scheduleCommit();
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}
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refreshHistorySnapshot() {
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this.history.refreshSnapshot();
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}
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commitHistory() {
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return this.history.commit();
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}
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canUndo() {
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return this.history.canUndo();
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}
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canRedo() {
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return this.history.canRedo();
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}
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clearDocument() {
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this.clearSelection(false);
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for (const connector of this.connectors) connector.link.remove();
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for (const record of this.items) {
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if (record.submapAnchorLineElement) record.submapAnchorLineElement.remove();
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record.node.remove();
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}
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this.items = [];
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this.connectors = [];
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this.unresolvedConnectors = [];
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this.model = CmapModel.fromDocument({});
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this.conceptMaps = this.model.conceptMap.conceptMapsById;
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this.documentMetadata = this.model.conceptMap.metadata;
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this.activeMapRoot = null;
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this.mapHistory = [];
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this.nextId = 1;
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this.nextConnectorId = 1;
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if (this.boundaryLayer) {
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this.boundaryLayer.remove();
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this.boundaryLayer = null;
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}
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this.nextGroupId = 1;
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}
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restoreHistoryDocument(snapshot) {
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const activeMapRootId = this.activeMapRoot ? this.activeMapRoot.id : null;
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const mapHistoryIds = this.mapHistory.map((record) => record.id);
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this.clearDocument();
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this.loadDocument(JSON.parse(snapshot));
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this.activeMapRoot = this.items.find((item) => item.id === activeMapRootId) || null;
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this.mapHistory = mapHistoryIds
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.map((id) => this.items.find((item) => item.id === id))
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.filter(Boolean);
|
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this.applyCurrentContextLayout();
|
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const reference = this.activeMapRoot ? this.activeMapRoot.mapReference : null;
|
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if (this.onMapChange) this.onMapChange(reference, this.activeMapRoot);
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this.notifySelection();
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}
|
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|
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undo() {
|
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const restored = this.history.undo();
|
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if (!restored) return false;
|
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debug("undo applied", {
|
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undoCount: this.history.undoCount,
|
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redoCount: this.history.redoCount
|
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});
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return true;
|
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}
|
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|
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redo() {
|
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const restored = this.history.redo();
|
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if (!restored) return false;
|
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debug("redo applied", {
|
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undoCount: this.history.undoCount,
|
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redoCount: this.history.redoCount
|
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});
|
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return true;
|
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}
|
|
|
|
/**
|
|
* goal : Add a draggable concept or linking-phrase node.
|
|
* pre : options may contain the normal ionstage/cmap node attributes.
|
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* post : The item is drawn and receives selection/relation/resize UI.
|
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* result : The item record used by the editor.
|
|
*/
|
|
addItem(options = {}) {
|
|
// Begin the transaction before map.node can synchronously render and fit
|
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// the item. A render callback may refresh the current layout snapshot;
|
|
// while this timer is pending it must not replace the pre-add snapshot.
|
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this.scheduleHistoryCommit();
|
|
const requestedId = Number(options.id);
|
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const id = Number.isInteger(requestedId) && requestedId > 0 ? requestedId : this.nextId;
|
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this.nextId = Math.max(this.nextId, id + 1);
|
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const kind = options.kind || "concept";
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const autoWidth = options.width === undefined || options.width === null;
|
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const autoHeight = options.height === undefined || options.height === null;
|
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const record = {
|
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id,
|
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conceptId: options.conceptId || (kind === "phrase" ? null : newConceptId()),
|
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kind,
|
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label: options.label || "Concept",
|
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synopsis: options.synopsis || "",
|
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aspects: Array.isArray(options.aspects) ? options.aspects.map(String) : [],
|
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tags: normalizeConceptTags(options.tags),
|
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descriptionPageSlug: kind === "phrase" ? null :
|
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(options.descriptionPageSlug || conceptDescriptionReference(options.label || "Concept", id)),
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pageSlug: options.pageSlug || null,
|
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cmapSlug: options.cmapSlug || null,
|
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externalUrl: options.externalUrl || null,
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parentCmapLink: Boolean(options.parentCmapLink),
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groupId: options.groupId || null,
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childMap: options.childMap || null,
|
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parentSubmap: options.parentSubmap || null,
|
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submapDepth: numberOr(options.submapDepth, 0),
|
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expanded: false,
|
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submapInitialized: false,
|
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separateMap: Boolean(options.separateMap),
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mapReference: options.mapReference || null,
|
|
hiddenContexts: new Set(Array.isArray(options.hiddenContexts) ?
|
|
options.hiddenContexts.map(String) : []),
|
|
layouts: options.layouts && typeof options.layouts === "object" ?
|
|
Object.fromEntries(Object.entries(options.layouts).map(([context, layout]) => [context, {
|
|
x: numberOr(Number(layout.x), numberOr(options.x, 0)),
|
|
y: numberOr(Number(layout.y), numberOr(options.y, 0)),
|
|
width: numberOr(Number(layout.width), numberOr(options.width, 220)),
|
|
height: numberOr(Number(layout.height), numberOr(options.height, 70)),
|
|
backgroundColor: layout.backgroundColor || options.backgroundColor || "#f3f6f8",
|
|
borderColor: layout.borderColor || options.borderColor || "#5d6d7e",
|
|
textColor: layout.textColor || options.textColor || "#222222",
|
|
fontFamily: layout.fontFamily || options.fontFamily || "Arial, Helvetica, sans-serif",
|
|
fontSize: layout.fontSize || options.fontSize || "11pt",
|
|
fontWeight: layout.fontWeight || options.fontWeight || "700",
|
|
fontStyle: layout.fontStyle || options.fontStyle || "normal",
|
|
synopsisTextColor: layout.synopsisTextColor || layout.textColor ||
|
|
options.synopsisTextColor || options.textColor || "#222222",
|
|
synopsisFontFamily: layout.synopsisFontFamily || layout.fontFamily ||
|
|
options.synopsisFontFamily || options.fontFamily || "Arial, Helvetica, sans-serif",
|
|
synopsisFontSize: layout.synopsisFontSize ||
|
|
options.synopsisFontSize || "0.84em",
|
|
synopsisFontWeight: layout.synopsisFontWeight || layout.fontWeight ||
|
|
options.synopsisFontWeight || options.fontWeight || "700",
|
|
synopsisFontStyle: layout.synopsisFontStyle || layout.fontStyle ||
|
|
options.synopsisFontStyle || options.fontStyle || "normal"
|
|
}])) : {},
|
|
submapAnchorLineElement: null,
|
|
imageSource: options.imageSource || "",
|
|
backgroundColor: options.backgroundColor || "#f3f6f8",
|
|
borderColor: options.borderColor || "#5d6d7e",
|
|
submapBackgroundColor: kind === "submap" ?
|
|
(options.submapBackgroundColor || "#edf7e8") : null,
|
|
submapBorderColor: kind === "submap" ?
|
|
(options.submapBorderColor || "#57834a") : null,
|
|
textColor: options.textColor || "#222222",
|
|
fontFamily: options.fontFamily || "Arial, Helvetica, sans-serif",
|
|
fontSize: options.fontSize || "11pt",
|
|
fontWeight: options.fontWeight || "700",
|
|
fontStyle: options.fontStyle || "normal",
|
|
synopsisTextColor: options.synopsisTextColor || options.textColor || "#222222",
|
|
synopsisFontFamily: options.synopsisFontFamily || options.fontFamily ||
|
|
"Arial, Helvetica, sans-serif",
|
|
synopsisFontSize: options.synopsisFontSize || "0.84em",
|
|
synopsisFontWeight: options.synopsisFontWeight || options.fontWeight || "700",
|
|
synopsisFontStyle: options.synopsisFontStyle || options.fontStyle || "normal",
|
|
width: options.width || (kind === "phrase" ? 145 : 220),
|
|
height: options.height || (kind === "phrase" ? 36 : (options.synopsis ? 105 : 70)),
|
|
autoWidth,
|
|
autoHeight,
|
|
fitContentPending: autoWidth || autoHeight,
|
|
node: null
|
|
};
|
|
record.usageCount = record.conceptId && kind !== "phrase" ?
|
|
this.items.filter((item) => item.conceptId === record.conceptId &&
|
|
item.kind !== "phrase").length + 1 : null;
|
|
|
|
const node = this.view.createNode({
|
|
content: this.itemHtml(record),
|
|
contentType: "html",
|
|
x: numberOr(options.x, 80 + ((id * 37) % 420)),
|
|
y: numberOr(options.y, 80 + ((id * 83) % 360)),
|
|
width: record.width,
|
|
height: record.height,
|
|
backgroundColor: record.backgroundColor,
|
|
borderColor: record.borderColor,
|
|
borderWidth: kind === "phrase" ? 0 : 2,
|
|
textColor: record.textColor
|
|
});
|
|
record.node = node;
|
|
this.items.push(record);
|
|
this.attachRecordToModel(record);
|
|
this.refreshConceptUsageIndicators(record.conceptId ? [record.conceptId] : []);
|
|
this.refreshConceptMapReferences();
|
|
node.onRendered((_renderedNode, element) => this.decorateItem(record, element));
|
|
node.onMove((_movedNode, x, y) => this.handleItemMove(record, x, y));
|
|
node.onMoveEnd(() => this.handleItemMoveEnd(record));
|
|
debug("item registered; waiting for cmap render callback", {
|
|
id: record.id,
|
|
kind: record.kind,
|
|
label: record.label
|
|
});
|
|
return record;
|
|
}
|
|
|
|
refreshConceptUsageIndicators(conceptIds = null) {
|
|
const ids = conceptIds ? new Set(conceptIds.filter(Boolean)) : new Set(this.items
|
|
.map((item) => item.conceptId).filter(Boolean));
|
|
for (const conceptId of ids) {
|
|
const peers = this.items.filter((item) => item.conceptId === conceptId &&
|
|
item.kind !== "phrase");
|
|
for (const peer of peers) {
|
|
peer.usageCount = peers.length;
|
|
if (!peer.node) continue;
|
|
peer.node.attr({ content: this.itemHtml(peer) });
|
|
peer.node.redraw();
|
|
}
|
|
}
|
|
}
|
|
|
|
addSubmapItem(parentSubmap, options = {}) {
|
|
if (!parentSubmap || parentSubmap.kind !== "submap") {
|
|
throw TypeError("A submap parent is required");
|
|
}
|
|
const index = this.items.filter((item) => item.parentSubmap === parentSubmap).length;
|
|
return this.addItem({
|
|
...options,
|
|
parentSubmap,
|
|
submapDepth: parentSubmap.submapDepth + 1,
|
|
x: options.x === undefined ? Number(parentSubmap.node.attr("x")) + 55 + ((index % 2) * 245) : options.x,
|
|
y: options.y === undefined ? Number(parentSubmap.node.attr("y")) + 105 + (Math.floor(index / 2) * 125) : options.y
|
|
});
|
|
}
|
|
|
|
refreshConceptMapReferences() {
|
|
for (const submap of this.items.filter((item) => item.separateMap && item.mapReference)) {
|
|
submap.mapReference.itemIds = this.items
|
|
.filter((item) => this.isDescendantOf(item, submap))
|
|
.map((item) => item.id);
|
|
}
|
|
}
|
|
|
|
mapContextKey(root = this.activeMapRoot) {
|
|
return this.submaps.mapContextKey(root);
|
|
}
|
|
|
|
itemLayout(record) {
|
|
return {
|
|
x: Number(record.node.attr("x")),
|
|
y: Number(record.node.attr("y")),
|
|
width: Number(record.node.attr("width")),
|
|
height: Number(record.node.attr("height")),
|
|
backgroundColor: record.backgroundColor,
|
|
borderColor: record.borderColor,
|
|
textColor: record.textColor,
|
|
fontFamily: record.fontFamily,
|
|
fontSize: record.fontSize,
|
|
fontWeight: record.fontWeight,
|
|
fontStyle: record.fontStyle,
|
|
synopsisTextColor: record.synopsisTextColor,
|
|
synopsisFontFamily: record.synopsisFontFamily,
|
|
synopsisFontSize: record.synopsisFontSize,
|
|
synopsisFontWeight: record.synopsisFontWeight,
|
|
synopsisFontStyle: record.synopsisFontStyle
|
|
};
|
|
}
|
|
|
|
saveCurrentContextLayout() {
|
|
const context = this.mapContextKey();
|
|
for (const record of this.items.filter((item) => this.isEffectiveItemVisible(item))) {
|
|
record.layouts[context] = this.itemLayout(record);
|
|
}
|
|
}
|
|
|
|
applyCurrentContextLayout() {
|
|
const context = this.mapContextKey();
|
|
const visible = this.items.filter((item) => this.isEffectiveItemVisible(item));
|
|
let offset = { x: 0, y: 0 };
|
|
if (this.activeMapRoot && !this.activeMapRoot.layouts[context]) {
|
|
const rootLayout = this.itemLayout(this.activeMapRoot);
|
|
offset = { x: 80 - rootLayout.x, y: 80 - rootLayout.y };
|
|
}
|
|
|
|
for (const record of visible) {
|
|
if (!record.layouts[context]) {
|
|
const current = this.itemLayout(record);
|
|
record.layouts[context] = {
|
|
...current,
|
|
x: current.x + offset.x,
|
|
y: current.y + offset.y
|
|
};
|
|
}
|
|
const layout = record.layouts[context];
|
|
record.width = layout.width;
|
|
record.height = layout.height;
|
|
record.backgroundColor = layout.backgroundColor || record.backgroundColor;
|
|
record.borderColor = layout.borderColor || record.borderColor;
|
|
record.textColor = layout.textColor || record.textColor;
|
|
record.fontFamily = layout.fontFamily || record.fontFamily;
|
|
record.fontSize = layout.fontSize || record.fontSize;
|
|
record.fontWeight = layout.fontWeight || record.fontWeight;
|
|
record.fontStyle = layout.fontStyle || record.fontStyle;
|
|
record.synopsisTextColor = layout.synopsisTextColor || layout.textColor ||
|
|
record.synopsisTextColor;
|
|
record.synopsisFontFamily = layout.synopsisFontFamily || layout.fontFamily ||
|
|
record.synopsisFontFamily;
|
|
record.synopsisFontSize = layout.synopsisFontSize || record.synopsisFontSize;
|
|
record.synopsisFontWeight = layout.synopsisFontWeight || layout.fontWeight ||
|
|
record.synopsisFontWeight;
|
|
record.synopsisFontStyle = layout.synopsisFontStyle || layout.fontStyle ||
|
|
record.synopsisFontStyle;
|
|
record.node.attr({
|
|
x: layout.x,
|
|
y: layout.y,
|
|
width: layout.width,
|
|
height: layout.height,
|
|
content: this.itemHtml(record),
|
|
backgroundColor: record.backgroundColor,
|
|
borderColor: record.borderColor,
|
|
textColor: record.textColor
|
|
});
|
|
record.node.redraw();
|
|
}
|
|
this.refreshSubmapVisibility();
|
|
this.refreshConnectorGeometry();
|
|
window.requestAnimationFrame(() => {
|
|
if (!this.destroyed && this.canvas.isConnected) {
|
|
// DrawingSurface creates and attaches its DOM surface asynchronously.
|
|
// Reapply context visibility after that first render so descendants
|
|
// of collapsed submaps cannot briefly become the rendered baseline.
|
|
this.refreshSubmapVisibility();
|
|
this.refreshConnectorGeometry();
|
|
}
|
|
});
|
|
}
|
|
|
|
refreshConnectorGeometry() {
|
|
for (const connector of this.connectors) {
|
|
const source = this.connectorEndpoint(connector.source);
|
|
const target = this.connectorEndpoint(connector.target);
|
|
this.applyConnectorVisualEndpoints(connector, source, target);
|
|
if (source && target && source !== target) {
|
|
if (connector.link.sourceNode() !== source.node) connector.link.sourceNode(source.node);
|
|
if (connector.link.targetNode() !== target.node) connector.link.targetNode(target.node);
|
|
connector.visualSource = source;
|
|
connector.visualTarget = target;
|
|
connector.link.straighten();
|
|
connector.link.redraw();
|
|
}
|
|
}
|
|
this.refreshBoundaryReferences();
|
|
}
|
|
|
|
itemInsideActiveMap(record) {
|
|
return this.submaps.itemInsideActiveMap(record);
|
|
}
|
|
|
|
boundaryConceptFor(record, crossedConnector, inside) {
|
|
if (!record || record.kind !== "phrase") return record;
|
|
for (const connector of this.connectors) {
|
|
if (connector === crossedConnector) continue;
|
|
if (connector.source !== record && connector.target !== record) continue;
|
|
const neighbour = connector.source === record ? connector.target : connector.source;
|
|
if (neighbour.kind === "phrase") continue;
|
|
if (this.itemInsideActiveMap(neighbour) === inside) return neighbour;
|
|
}
|
|
return record;
|
|
}
|
|
|
|
refreshBoundaryReferences() {
|
|
if (this.boundaryLayer) {
|
|
this.boundaryLayer.remove();
|
|
this.boundaryLayer = null;
|
|
}
|
|
if (!this.activeMapRoot) return;
|
|
const surface = this.surfaceElement();
|
|
if (!surface) return;
|
|
const crossings = [];
|
|
for (const connector of this.connectors) {
|
|
const sourceInside = this.itemInsideActiveMap(connector.source);
|
|
const targetInside = this.itemInsideActiveMap(connector.target);
|
|
if (sourceInside === targetInside) continue;
|
|
const insideRecord = sourceInside ? connector.source : connector.target;
|
|
const outsideRecord = sourceInside ? connector.target : connector.source;
|
|
const insideConcept = this.boundaryConceptFor(insideRecord, connector, true);
|
|
const outsideConcept = this.boundaryConceptFor(outsideRecord, connector, false);
|
|
if (!insideConcept || !outsideConcept || !this.isItemVisible(insideConcept)) continue;
|
|
crossings.push({ connector, sourceInside, insideConcept, outsideConcept });
|
|
}
|
|
if (!crossings.length) return;
|
|
|
|
const layer = document.createElement("div");
|
|
layer.className = "rw-cmap-boundary-layer";
|
|
const svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
|
|
svg.classList.add("rw-cmap-boundary-lines");
|
|
const definitions = document.createElementNS("http://www.w3.org/2000/svg", "defs");
|
|
const marker = document.createElementNS("http://www.w3.org/2000/svg", "marker");
|
|
marker.setAttribute("id", "rw-cmap-boundary-arrow");
|
|
marker.setAttribute("viewBox", "0 0 10 10");
|
|
marker.setAttribute("refX", "9");
|
|
marker.setAttribute("refY", "5");
|
|
marker.setAttribute("markerWidth", "7");
|
|
marker.setAttribute("markerHeight", "7");
|
|
marker.setAttribute("orient", "auto-start-reverse");
|
|
const arrow = document.createElementNS("http://www.w3.org/2000/svg", "path");
|
|
arrow.setAttribute("d", "M 0 0 L 10 5 L 0 10 z");
|
|
arrow.setAttribute("fill", "#4a5560");
|
|
marker.append(arrow);
|
|
definitions.append(marker);
|
|
svg.append(definitions);
|
|
layer.append(svg);
|
|
surface.append(layer);
|
|
this.boundaryLayer = layer;
|
|
|
|
const viewLeft = this.canvas.scrollLeft / this.zoomFactor;
|
|
const viewTop = this.canvas.scrollTop / this.zoomFactor;
|
|
const viewWidth = this.canvas.clientWidth / this.zoomFactor;
|
|
const viewHeight = this.canvas.clientHeight / this.zoomFactor;
|
|
const buttonWidth = 190;
|
|
const occupied = { left: [], right: [] };
|
|
const reserveY = (side, desired) => {
|
|
let y = Math.max(viewTop + 12, Math.min(desired, viewTop + viewHeight - 40));
|
|
while (occupied[side].some((used) => Math.abs(used - y) < 34)) y += 34;
|
|
if (y > viewTop + viewHeight - 40) y = viewTop + 12;
|
|
occupied[side].push(y);
|
|
return y;
|
|
};
|
|
|
|
for (const crossing of crossings) {
|
|
const insideX = Number(crossing.insideConcept.node.attr("x")) +
|
|
(Number(crossing.insideConcept.node.attr("width")) / 2);
|
|
const insideY = Number(crossing.insideConcept.node.attr("y")) +
|
|
(Number(crossing.insideConcept.node.attr("height")) / 2);
|
|
const outsideX = Number(crossing.outsideConcept.node.attr("x")) +
|
|
(Number(crossing.outsideConcept.node.attr("width")) / 2);
|
|
const side = outsideX < insideX ? "left" : "right";
|
|
const x = side === "left" ? viewLeft + 12 : viewLeft + viewWidth - buttonWidth - 12;
|
|
const y = reserveY(side, insideY - 15);
|
|
const button = document.createElement("button");
|
|
button.type = "button";
|
|
button.className = `rw-cmap-boundary-reference rw-cmap-boundary-reference-${side}`;
|
|
button.style.transform = `translate(${x}px, ${y}px)`;
|
|
button.style.width = `${buttonWidth}px`;
|
|
button.textContent = crossing.outsideConcept.label || "External concept";
|
|
button.title = "Open the concept map containing this connection";
|
|
button.addEventListener("click", () => {
|
|
if (this.onOpenBoundaryReference) {
|
|
this.onOpenBoundaryReference(crossing.outsideConcept, crossing.connector);
|
|
}
|
|
});
|
|
layer.append(button);
|
|
|
|
const boundaryX = side === "left" ? x + buttonWidth : x;
|
|
const boundaryY = y + 15;
|
|
const path = document.createElementNS("http://www.w3.org/2000/svg", "path");
|
|
const startX = crossing.sourceInside ? insideX : boundaryX;
|
|
const startY = crossing.sourceInside ? insideY : boundaryY;
|
|
const endX = crossing.sourceInside ? boundaryX : insideX;
|
|
const endY = crossing.sourceInside ? boundaryY : insideY;
|
|
path.setAttribute("d", `M ${startX} ${startY} L ${endX} ${endY}`);
|
|
path.setAttribute("fill", "none");
|
|
path.setAttribute("stroke", crossing.connector.lineColor || "#4a5560");
|
|
path.setAttribute("stroke-width", String(crossing.connector.lineWidth || 2));
|
|
if (crossing.connector.hasArrow) path.setAttribute("marker-end", "url(#rw-cmap-boundary-arrow)");
|
|
svg.append(path);
|
|
}
|
|
}
|
|
|
|
isDescendantOf(record, submap) {
|
|
return this.submaps.isDescendantOf(record, submap);
|
|
}
|
|
|
|
isItemVisible(record) {
|
|
return this.submaps.isItemVisible(record);
|
|
}
|
|
|
|
hiddenItemsInCurrentContext() {
|
|
return this.submaps.hiddenItemsInCurrentContext();
|
|
}
|
|
|
|
canHideSelectionInCurrentContext() {
|
|
return this.submaps.canHideSelectionInCurrentContext();
|
|
}
|
|
|
|
hideSelectionInCurrentContext() {
|
|
return this.submaps.hideSelectionInCurrentContext();
|
|
}
|
|
|
|
showItemInCurrentContext(record) {
|
|
return this.submaps.showItemInCurrentContext(record);
|
|
}
|
|
|
|
ensureSubmapContents(record) {
|
|
return this.submaps.ensureSubmapContents(record);
|
|
}
|
|
|
|
toggleSubmap(record, expanded = !record.expanded) {
|
|
return this.submaps.toggleSubmap(record, expanded);
|
|
}
|
|
|
|
openSubmapMap(record) {
|
|
return this.submaps.openSubmapMap(record);
|
|
}
|
|
|
|
openRootMap() {
|
|
return this.submaps.openRootMap();
|
|
}
|
|
|
|
canStepBackWithinMap() {
|
|
return this.submaps.canStepBackWithinMap();
|
|
}
|
|
|
|
openParentMap() {
|
|
return this.submaps.openParentMap();
|
|
}
|
|
|
|
promoteSubmap(record, name) {
|
|
return this.submaps.promoteSubmap(record, name);
|
|
}
|
|
|
|
prepareStoredSubmapExtraction(record, targetSlug, childMetadata = null) {
|
|
return this.submaps.prepareStoredSubmapExtraction(record, targetSlug, childMetadata);
|
|
}
|
|
|
|
replaceDocument(document) {
|
|
if (!document || typeof document !== "object") return false;
|
|
this.history.replace(() => {
|
|
this.clearDocument();
|
|
this.loadDocument(document);
|
|
});
|
|
this.notifySelection();
|
|
return true;
|
|
}
|
|
|
|
/** Replace the editor contents with a public CMap domain model. */
|
|
replaceModel(model) {
|
|
if (!(model instanceof CmapModel)) throw new TypeError("A CmapModel is required");
|
|
return this.replaceDocument(model.toDocument());
|
|
}
|
|
|
|
setZoom(percent) {
|
|
const next = Math.max(25, Math.min(300, Number(percent) || 100));
|
|
this.zoomFactor = next / 100;
|
|
this.view.setZoom(this.zoomFactor);
|
|
this.ensureCanvasExtent(0, 0);
|
|
debug("zoom changed", { percent: next, factor: this.zoomFactor });
|
|
return next;
|
|
}
|
|
|
|
zoomPercentage() {
|
|
return Math.round(this.zoomFactor * 100);
|
|
}
|
|
|
|
/**
|
|
* Install a record-level visibility filter on the generic diagram engine.
|
|
*
|
|
* The callback receives a wiki item or connector record and its public
|
|
* diagram handle. It may return a boolean or a `{ visible }` decision.
|
|
* The editor's own visibility rules remain the base visibility and are
|
|
* combined with the supplied policy by DiagramEngine.
|
|
*/
|
|
setFilter(filter) {
|
|
if (filter !== null && filter !== undefined && typeof filter !== "function") {
|
|
throw new TypeError("A CMap filter must be a function");
|
|
}
|
|
this.view.map.setFilter(filter ? (handle) => {
|
|
const item = this.items.find((record) => record.node === handle) || null;
|
|
const connector = this.connectors.find((record) => record.link === handle) || null;
|
|
return filter(item || connector, handle);
|
|
} : null);
|
|
return this;
|
|
}
|
|
|
|
surfaceElement() {
|
|
return this.view.surfaceElement();
|
|
}
|
|
|
|
ensureCanvasExtent(x, y, padding = 180) {
|
|
const surface = this.surfaceElement();
|
|
if (!surface) return;
|
|
const viewportWidth = this.canvas.clientWidth / this.zoomFactor;
|
|
const viewportHeight = this.canvas.clientHeight / this.zoomFactor;
|
|
const width = Math.max(viewportWidth, Number(x) + padding,
|
|
Number.parseFloat(surface.style.minWidth) || 0);
|
|
const height = Math.max(viewportHeight, Number(y) + padding,
|
|
Number.parseFloat(surface.style.minHeight) || 0);
|
|
surface.style.minWidth = `${Math.ceil(width)}px`;
|
|
surface.style.minHeight = `${Math.ceil(height)}px`;
|
|
}
|
|
|
|
/**
|
|
* goal : Change presentation/content of an existing item.
|
|
* pre : record belongs to this editor.
|
|
* post : The ionstage node and interaction handles are redrawn.
|
|
*/
|
|
updateItem(record, changes = {}) {
|
|
// node.redraw may synchronously run fitItemToContent. Mark the mutation
|
|
// first, so that automatic sizing cannot turn the edited state into the
|
|
// history baseline before it has been committed as its own Undo step.
|
|
this.scheduleHistoryCommit();
|
|
if (changes.tags !== undefined) changes.tags = normalizeConceptTags(changes.tags);
|
|
for (const [key, value] of Object.entries(changes)) {
|
|
if (value !== undefined) record[key] = value;
|
|
}
|
|
|
|
const identityKeys = ["label", "synopsis", "aspects", "tags",
|
|
"descriptionPageSlug",
|
|
"pageSlug", "cmapSlug", "externalUrl",
|
|
"imageSource"];
|
|
if (record.conceptId && record.kind !== "phrase") {
|
|
for (const peer of this.items) {
|
|
if (peer === record || peer.conceptId !== record.conceptId || peer.kind === "phrase") continue;
|
|
for (const key of identityKeys) {
|
|
if (changes[key] !== undefined) peer[key] = changes[key];
|
|
}
|
|
peer.node.attr({ content: this.itemHtml(peer) });
|
|
peer.node.redraw();
|
|
}
|
|
}
|
|
|
|
if (record.autoWidth || record.autoHeight) record.fitContentPending = true;
|
|
|
|
record.width = numberOr(Number(record.width), record.node.attr("width"));
|
|
record.height = numberOr(Number(record.height), record.node.attr("height"));
|
|
record.node.attr({
|
|
content: this.itemHtml(record),
|
|
width: record.width,
|
|
height: record.height,
|
|
backgroundColor: record.backgroundColor,
|
|
borderColor: record.borderColor,
|
|
textColor: record.textColor
|
|
});
|
|
record.node.redraw();
|
|
if (record.kind === "submap") this.submaps.updateGroupAppearance(record);
|
|
this.redrawConnectorsFor(record);
|
|
this.refreshSubmapVisibility();
|
|
}
|
|
|
|
/**
|
|
* goal : Connect source to target with a separate linking phrase.
|
|
* pre : source and target are items in this editor.
|
|
* post : source -> phrase -> target is visible; the phrase can branch.
|
|
* result : The newly created linking-phrase item.
|
|
*/
|
|
connectWithPhrase(source, target, label = "?????", editImmediately = true) {
|
|
const a = this.itemCenter(source);
|
|
const b = this.itemCenter(target);
|
|
const parentSubmap = this.commonSubmapParent([source, target]);
|
|
const phrase = this.addItem({
|
|
kind: "phrase",
|
|
label,
|
|
parentSubmap,
|
|
submapDepth: parentSubmap ? parentSubmap.submapDepth + 1 : 0,
|
|
x: ((a.x + b.x) / 2) - 72,
|
|
y: ((a.y + b.y) / 2) - 18,
|
|
backgroundColor: "#fbfbf8",
|
|
borderColor: "transparent"
|
|
});
|
|
this.addConnector(source, phrase, false);
|
|
this.addConnector(phrase, target, true);
|
|
this.reconcilePhraseMembership(phrase);
|
|
this.selectItem(phrase);
|
|
if (editImmediately) this.editPhraseInline(phrase);
|
|
return phrase;
|
|
}
|
|
|
|
submapChain(record) {
|
|
const result = [];
|
|
if (record.kind === "submap") result.push(record);
|
|
let parent = record.parentSubmap;
|
|
while (parent) {
|
|
result.push(parent);
|
|
parent = parent.parentSubmap;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
commonSubmapParent(records) {
|
|
if (!records.length) return null;
|
|
const chains = records.map((record) => this.submapChain(record));
|
|
return chains[0]
|
|
.filter((candidate) => chains.every((chain) => chain.includes(candidate)))
|
|
.sort((a, b) => b.submapDepth - a.submapDepth)[0] || null;
|
|
}
|
|
|
|
reconcilePhraseMembership(phrase = null) {
|
|
const phrases = phrase ? [phrase] : this.items.filter((item) => item.kind === "phrase");
|
|
for (const item of phrases) {
|
|
const endpoints = this.connectors
|
|
.filter((connector) => connector.source === item || connector.target === item)
|
|
.map((connector) => connector.source === item ? connector.target : connector.source)
|
|
.filter((endpoint) => endpoint.kind !== "phrase");
|
|
if (!endpoints.length) continue;
|
|
const parent = this.commonSubmapParent(endpoints);
|
|
item.parentSubmap = parent;
|
|
item.submapDepth = parent ? parent.submapDepth + 1 : 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* goal : Add one directed connector between two existing map items.
|
|
* pre : source and target are items in this editor.
|
|
* post : A selectable ionstage/cmap link joins them.
|
|
* result : Connector record.
|
|
*/
|
|
addConnector(source, target, hasArrow = true, options = {}) {
|
|
const sourceCenter = this.itemCenter(source);
|
|
const targetCenter = this.itemCenter(target);
|
|
const link = this.view.createConnector({
|
|
content: "",
|
|
width: 1,
|
|
height: 1,
|
|
backgroundColor: "transparent",
|
|
borderColor: "transparent",
|
|
borderWidth: 0,
|
|
lineColor: options.lineColor || "#333",
|
|
lineWidth: numberOr(Number(options.lineWidth), 2),
|
|
hasArrow,
|
|
cx: (sourceCenter.x + targetCenter.x) / 2,
|
|
cy: (sourceCenter.y + targetCenter.y) / 2,
|
|
sourceX: sourceCenter.x,
|
|
sourceY: sourceCenter.y,
|
|
targetX: targetCenter.x,
|
|
targetY: targetCenter.y
|
|
});
|
|
link.sourceNode(source.node).targetNode(target.node);
|
|
link.straighten();
|
|
link.draggable(true);
|
|
|
|
const record = {
|
|
id: Number.isInteger(Number(options.id)) && Number(options.id) > 0 ?
|
|
Number(options.id) : this.nextConnectorId,
|
|
link,
|
|
source,
|
|
target,
|
|
visualSource: source,
|
|
visualTarget: target,
|
|
hasArrow,
|
|
lineColor: options.lineColor || "#333",
|
|
lineWidth: numberOr(Number(options.lineWidth), 2)
|
|
};
|
|
this.nextConnectorId = Math.max(this.nextConnectorId, record.id + 1);
|
|
this.attachConnectorToModel(record);
|
|
this.connectors.push(record);
|
|
link.onRendered((_renderedLink, element) => this.decorateConnector(record, element));
|
|
link.onConnectionChange((_changedLink, type, node) =>
|
|
this.handleConnectorConnectionChange(record, type, node));
|
|
link.visible(this.isItemVisible(source) && this.isItemVisible(target));
|
|
this.scheduleHistoryCommit();
|
|
return record;
|
|
}
|
|
|
|
/**
|
|
* Keep a dragged ionstage/cmap link endpoint and the persisted wiki
|
|
* connector model in lockstep. The drawing library owns the endpoint
|
|
* handles; the wiki model owns sourceId/targetId and submap projection.
|
|
*/
|
|
handleConnectorConnectionChange(connector, type, node) {
|
|
if (!connector || (type !== "source" && type !== "target")) return false;
|
|
const endpoint = this.items.find((item) => item.node === node) || null;
|
|
const otherType = type === "source" ? "target" : "source";
|
|
|
|
// A connector is only a storable relation while both ends are attached
|
|
// to different items. Restore the previous logical projection when an
|
|
// endpoint is dropped on empty space or on its opposite endpoint.
|
|
if (!endpoint || endpoint === connector[otherType]) {
|
|
connector[`visual${type === "source" ? "Source" : "Target"}`] = null;
|
|
this.applyConnectorVisualEndpoints(connector,
|
|
this.connectorEndpoint(connector.source),
|
|
this.connectorEndpoint(connector.target));
|
|
return false;
|
|
}
|
|
|
|
if (connector[type] === endpoint) {
|
|
connector[`visual${type === "source" ? "Source" : "Target"}`] = endpoint;
|
|
return false;
|
|
}
|
|
|
|
const previous = connector[type];
|
|
connector[type] = endpoint;
|
|
connector[`visual${type === "source" ? "Source" : "Target"}`] = endpoint;
|
|
this.reconcilePhraseMembership();
|
|
this.refreshSubmapVisibility();
|
|
this.refreshConnectorGeometry();
|
|
debug("connector endpoint changed", {
|
|
connectorId: connector.id,
|
|
type,
|
|
previousItemId: previous ? previous.id : null,
|
|
itemId: endpoint.id
|
|
});
|
|
this.scheduleHistoryCommit();
|
|
return true;
|
|
}
|
|
|
|
// Selection Delegation
|
|
selectItem(record, options) { return this.selection.selectItem(record, options); }
|
|
selectConnector(record) { return this.selection.selectConnector(record); }
|
|
clearSelection(notify) { return this.selection.clearSelection(notify); }
|
|
selected() { return this.selection.selected(); }
|
|
selectedAll() { return this.selection.selectedAll(); }
|
|
refreshSelectionDecoration() { return this.selection.refreshSelectionDecoration(); }
|
|
storeConceptReferences(records) { return this.selection.storeConceptReferences(records); }
|
|
copySelectionReferences() { return this.selection.copySelectionReferences(); }
|
|
canCutSelectionReferences() { return this.selection.canCutSelectionReferences(); }
|
|
cutSelectionReferences() { return this.selection.cutSelectionReferences(); }
|
|
canPasteConceptReferences() { return this.selection.canPasteConceptReferences(); }
|
|
pasteConceptReferences() { return this.selection.pasteConceptReferences(); }
|
|
selectAll() { return this.selection.selectAll(); }
|
|
layoutSelectionRecords() { return this.selection.layoutSelectionRecords(); }
|
|
canLayoutSelection(command) { return this.selection.canLayoutSelection(command); }
|
|
applySelectionLayout(command) { return this.selection.applySelectionLayout(command); }
|
|
canGroupSelection() { return this.selection.canGroupSelection(); }
|
|
groupSelection(options) { return this.selection.groupSelection(options); }
|
|
canUngroupSelection() { return this.selection.canUngroupSelection(); }
|
|
ungroupSelection() { return this.selection.ungroupSelection(); }
|
|
deleteSelection() { return this.selection.deleteSelection(); }
|
|
notifySelection() { return this.selection.notifySelection(); }
|
|
|
|
getDocumentMetadata() {
|
|
return {
|
|
tags: [...this.documentMetadata.tags],
|
|
summary: this.documentMetadata.summary,
|
|
explanationPageSlug: this.documentMetadata.explanationPageSlug
|
|
};
|
|
}
|
|
|
|
setDocumentMetadata(metadata = {}) {
|
|
this.scheduleHistoryCommit();
|
|
this.documentMetadata = {
|
|
tags: Array.isArray(metadata.tags) ? metadata.tags.map(String)
|
|
.map((tag) => tag.trim()).filter(Boolean) : [],
|
|
summary: String(metadata.summary || "").trim(),
|
|
explanationPageSlug: String(metadata.explanationPageSlug || "").trim()
|
|
};
|
|
this.model.conceptMap.metadata = this.documentMetadata;
|
|
return this.getDocumentMetadata();
|
|
}
|
|
|
|
/** Serialize the pure repository and map model at the API boundary. */
|
|
toDocument() {
|
|
this.saveCurrentContextLayout();
|
|
this.refreshConceptMapReferences();
|
|
return this.synchronizeModel().toDocument();
|
|
}
|
|
|
|
/** Return the synchronized domain model currently edited by this view. */
|
|
currentModel() {
|
|
this.saveCurrentContextLayout();
|
|
this.refreshConceptMapReferences();
|
|
return this.synchronizeModel();
|
|
}
|
|
|
|
/** Load a public CMap domain model into an empty editor. */
|
|
loadModel(model) {
|
|
if (!(model instanceof CmapModel)) throw new TypeError("A CmapModel is required");
|
|
this.loadDocument(model.toDocument());
|
|
}
|
|
|
|
loadDocument(document = {}) {
|
|
if (this.items.length || this.connectors.length || this.unresolvedConnectors.length) {
|
|
throw new Error("A concept map document can only be loaded into an empty editor");
|
|
}
|
|
this.model = CmapModel.fromDocument(document);
|
|
this.conceptMaps = this.model.conceptMap.conceptMapsById;
|
|
this.documentMetadata = this.model.conceptMap.metadata;
|
|
const itemDocuments = this.model.conceptMap.items().map((item) => item.toDocument());
|
|
const connectorDocuments = this.model.conceptMap.connectors()
|
|
.map((connector) => connector.toDocument());
|
|
const records = new Map();
|
|
|
|
for (const itemDocument of itemDocuments) {
|
|
const concept = this.model.repository.concept(itemDocument.conceptId)?.toDocument() || {};
|
|
const record = this.addItem({
|
|
...itemDocument,
|
|
...concept,
|
|
id: itemDocument.id,
|
|
conceptId: itemDocument.conceptId,
|
|
kind: itemDocument.kind || concept.kind || "concept",
|
|
parentSubmap: null
|
|
});
|
|
record.autoWidth = Boolean(itemDocument.autoWidth);
|
|
record.autoHeight = Boolean(itemDocument.autoHeight);
|
|
record.fitContentPending = false;
|
|
record.expanded = Boolean(itemDocument.expanded);
|
|
record.submapInitialized = Boolean(itemDocument.submapInitialized);
|
|
records.set(record.id, record);
|
|
}
|
|
const groupNumbers = itemDocuments
|
|
.map((item) => /^group-(\d+)$/.exec(item.groupId || ""))
|
|
.filter(Boolean)
|
|
.map((match) => Number(match[1]));
|
|
this.nextGroupId = groupNumbers.length ? Math.max(...groupNumbers) + 1 : 1;
|
|
for (const itemDocument of itemDocuments) {
|
|
const record = records.get(Number(itemDocument.id));
|
|
const parent = records.get(Number(itemDocument.parentSubmapId)) || null;
|
|
if (record) record.parentSubmap = parent;
|
|
}
|
|
for (const connectorDocument of connectorDocuments) {
|
|
const source = records.get(Number(connectorDocument.sourceId));
|
|
const target = records.get(Number(connectorDocument.targetId));
|
|
if (!source || !target) {
|
|
this.unresolvedConnectors.push({ ...connectorDocument });
|
|
const unresolvedId = Number(connectorDocument.id);
|
|
if (Number.isInteger(unresolvedId) && unresolvedId > 0) {
|
|
this.nextConnectorId = Math.max(this.nextConnectorId, unresolvedId + 1);
|
|
}
|
|
console.warn(`${debugPrefix} relation retained without rendering`, {
|
|
relationId: connectorDocument.id || null,
|
|
sourceId: connectorDocument.sourceId,
|
|
targetId: connectorDocument.targetId,
|
|
missingSource: !source,
|
|
missingTarget: !target
|
|
});
|
|
continue;
|
|
}
|
|
this.addConnector(source, target, connectorDocument.hasArrow !== false, connectorDocument);
|
|
}
|
|
this.reconcilePhraseMembership();
|
|
this.refreshConceptMapReferences();
|
|
this.applyCurrentContextLayout();
|
|
this.clearSelection();
|
|
if (!this.history.isRestoring) this.resetHistory();
|
|
return this;
|
|
}
|
|
|
|
// Interaction Delegation
|
|
startRelationDrag(event, source) { return this.interaction.startRelationDrag(event, source); }
|
|
finishRelation(source, target, direct) { return this.interaction.finishRelation(source, target, direct); }
|
|
createDraftLine(start) { return this.interaction.createDraftLine(start); }
|
|
startResize(event, record) { return this.interaction.startResize(event, record); }
|
|
handleItemMove(record, x, y) { return this.interaction.handleItemMove(record, x, y); }
|
|
beginItemMove(record, includeDescendants) { return this.interaction.beginItemMove(record, includeDescendants); }
|
|
moveSubmapGroup(record, x, y, moveMembership) { return this.interaction.moveSubmapGroup(record, x, y, moveMembership); }
|
|
handleItemMoveEnd(record) { return this.interaction.handleItemMoveEnd(record); }
|
|
startSubmapFrameDrag(event, record) { return this.interaction.startSubmapFrameDrag(event, record); }
|
|
installMarqueeSelection() { return this.interaction.installMarqueeSelection(); }
|
|
installCanvasPanning() { return this.interaction.installCanvasPanning(); }
|
|
handleMapSelection(component, event) { return this.interaction.handleMapSelection(component, event); }
|
|
handleMapActivation(component, event) { return this.interaction.handleMapActivation(component, event); }
|
|
|
|
// Decorator Delegation
|
|
itemHtml(record) { return this.decorator.itemHtml(record); }
|
|
editSelected() {
|
|
const record = this.selectedItem;
|
|
if (!record) return false;
|
|
if (record.kind === "phrase") {
|
|
this.editPhraseInline(record);
|
|
} else if (this.onEditItem) {
|
|
this.onEditItem(record);
|
|
}
|
|
return true;
|
|
}
|
|
editPhraseInline(record) { return this.decorator.editPhraseInline(record); }
|
|
applyItemTypography(record, element) { return this.decorator.applyItemTypography(record, element); }
|
|
decorateItem(record, renderedElement) { return this.decorator.decorateItem(record, renderedElement); }
|
|
fitItemToContent(record, element) { return this.decorator.fitItemToContent(record, element); }
|
|
decorateConnector(record, renderedElement) { return this.decorator.decorateConnector(record, renderedElement); }
|
|
ensureSubmapToggle(record, element) { return this.decorator.ensureSubmapToggle(record, element); }
|
|
ensureHandles(record, element) { return this.decorator.ensureHandles(record, element); }
|
|
removeHandles(element) { return this.decorator.removeHandles(element); }
|
|
refreshBoundaryReferences() { return this.decorator.refreshBoundaryReferences(); }
|
|
boundaryConceptFor(record, crossedConnector, inside) { return this.decorator.boundaryConceptFor(record, crossedConnector, inside); }
|
|
updateSubmapAnchorLine(record, bounds, surface) { return this.decorator.updateSubmapAnchorLine(record, bounds, surface); }
|
|
|
|
updateSubmapDepth(record, depth) {
|
|
record.submapDepth = depth;
|
|
for (const child of this.items.filter((item) => item.parentSubmap === record)) {
|
|
this.updateSubmapDepth(child, depth + 1);
|
|
}
|
|
}
|
|
|
|
pointInBounds(point, bounds) {
|
|
return Boolean(bounds && point.x >= bounds.left && point.x <= bounds.right &&
|
|
point.y >= bounds.top && point.y <= bounds.bottom);
|
|
}
|
|
|
|
pointNearConnector(point, tolerance = 8 / this.zoomFactor) {
|
|
const distanceToSegment = (start, end) => {
|
|
const segmentX = end.x - start.x;
|
|
const segmentY = end.y - start.y;
|
|
const segmentLengthSquared = (segmentX * segmentX) + (segmentY * segmentY);
|
|
if (segmentLengthSquared === 0) {
|
|
return Math.hypot(point.x - start.x, point.y - start.y);
|
|
}
|
|
const projection = Math.max(0, Math.min(1,
|
|
(((point.x - start.x) * segmentX) + ((point.y - start.y) * segmentY)) /
|
|
segmentLengthSquared));
|
|
const nearestX = start.x + (projection * segmentX);
|
|
const nearestY = start.y + (projection * segmentY);
|
|
return Math.hypot(point.x - nearestX, point.y - nearestY);
|
|
};
|
|
|
|
return this.connectors.some((connector) => {
|
|
const source = connector.visualSource || this.connectorEndpoint(connector.source);
|
|
const target = connector.visualTarget || this.connectorEndpoint(connector.target);
|
|
if (!source || !target || source === target) return false;
|
|
return distanceToSegment(this.itemCenter(source), this.itemCenter(target)) <= tolerance;
|
|
});
|
|
}
|
|
|
|
submapAtPoint(point, excludedRecord = null, excludedRecords = []) {
|
|
const exclusions = new Set(excludedRecords);
|
|
const candidates = this.items
|
|
.filter((item) => item.kind === "submap" && item.expanded &&
|
|
item !== excludedRecord &&
|
|
!exclusions.has(item) &&
|
|
(!excludedRecord || !this.isDescendantOf(item, excludedRecord)) &&
|
|
!excludedRecords.some((record) => this.isDescendantOf(item, record)) &&
|
|
this.isItemVisible(item))
|
|
.sort((a, b) => b.submapDepth - a.submapDepth);
|
|
const match = candidates.find((item) => this.pointInBounds(point, this.submapBounds(item, excludedRecord)));
|
|
return match || (this.activeMapRoot && this.activeMapRoot !== excludedRecord &&
|
|
!exclusions.has(this.activeMapRoot) ? this.activeMapRoot : null);
|
|
}
|
|
|
|
submapBounds(record, excludedRecord = null) {
|
|
const visibleItems = this.items.filter((item) =>
|
|
this.isDescendantOf(item, record) &&
|
|
item !== excludedRecord &&
|
|
(!excludedRecord || !this.isDescendantOf(item, excludedRecord)) &&
|
|
this.isItemVisible(item));
|
|
if (visibleItems.length === 0) return null;
|
|
return {
|
|
left: Math.min(...visibleItems.map((item) => Number(item.node.attr("x")))) - 34,
|
|
top: Math.min(...visibleItems.map((item) => Number(item.node.attr("y")))) - 42,
|
|
right: Math.max(...visibleItems.map((item) =>
|
|
Number(item.node.attr("x")) + Number(item.node.attr("width")))) + 34,
|
|
bottom: Math.max(...visibleItems.map((item) =>
|
|
Number(item.node.attr("y")) + Number(item.node.attr("height")))) + 34
|
|
};
|
|
}
|
|
|
|
visualEndpointFor(record) {
|
|
if (this.isItemVisible(record)) return record;
|
|
if (record.kind === "phrase" || this.activeMapRoot) return null;
|
|
let parent = record.parentSubmap;
|
|
while (parent) {
|
|
if (this.isItemVisible(parent)) return parent;
|
|
parent = parent.parentSubmap;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
isEffectiveItemVisible(record) {
|
|
if (!this.isItemVisible(record)) return false;
|
|
if (record.kind !== "phrase") return true;
|
|
const neighbours = this.connectors
|
|
.filter((connector) => connector.source === record || connector.target === record)
|
|
.map((connector) => connector.source === record ? connector.target : connector.source)
|
|
.filter((item) => item.kind !== "phrase");
|
|
return neighbours.every((item) => Boolean(this.visualEndpointFor(item)));
|
|
}
|
|
|
|
connectorEndpoint(record) {
|
|
if (record.kind === "phrase") {
|
|
return this.isEffectiveItemVisible(record) ? record : null;
|
|
}
|
|
return this.visualEndpointFor(record);
|
|
}
|
|
|
|
applyConnectorVisualEndpoints(connector, source, target) {
|
|
if (!source || !target || source === target) {
|
|
connector.link.visible(false);
|
|
return;
|
|
}
|
|
if (connector.visualSource !== source) {
|
|
connector.link.sourceNode(source.node);
|
|
connector.visualSource = source;
|
|
}
|
|
if (connector.visualTarget !== target) {
|
|
connector.link.targetNode(target.node);
|
|
connector.visualTarget = target;
|
|
}
|
|
connector.link.visible(true);
|
|
connector.link.straighten();
|
|
connector.link.redraw();
|
|
}
|
|
|
|
refreshSubmapVisibility() {
|
|
this.submaps.refreshVisibility();
|
|
}
|
|
|
|
updateSubmapFrame(record) {
|
|
this.submaps.refreshGroups();
|
|
return this.submaps.diagramGroups.get(record)?.redraw() || null;
|
|
}
|
|
|
|
redrawConnectorsFor(record) {
|
|
for (const connector of this.connectors) {
|
|
if (connector.source === record || connector.target === record ||
|
|
connector.visualSource === record || connector.visualTarget === record) {
|
|
connector.link.straighten();
|
|
connector.link.redraw();
|
|
}
|
|
}
|
|
}
|
|
|
|
destroy() {
|
|
this.destroyed = true;
|
|
this.history.destroy();
|
|
if (this.boundaryScrollHandler) {
|
|
this.canvas.removeEventListener("scroll", this.boundaryScrollHandler);
|
|
this.boundaryScrollHandler = null;
|
|
}
|
|
this.interaction.destroy();
|
|
for (const item of this.items) {
|
|
if (item.submapAnchorLineElement) {
|
|
item.submapAnchorLineElement.remove();
|
|
item.submapAnchorLineElement = null;
|
|
}
|
|
}
|
|
this.view.destroy();
|
|
debug("editor destroyed");
|
|
}
|
|
|
|
deleteSelection() {
|
|
const records = new Set(this.selectedAll().filter((item) => item !== this.activeMapRoot));
|
|
for (const record of Array.from(records)) {
|
|
if (record.kind === "submap") {
|
|
for (const item of this.items) {
|
|
if (this.isDescendantOf(item, record)) records.add(item);
|
|
}
|
|
}
|
|
}
|
|
const connectors = new Set(this.connectors.filter((connector) =>
|
|
connector === this.selectedConnector || records.has(connector.source) || records.has(connector.target)));
|
|
const affectedPhrases = new Set();
|
|
for (const connector of connectors) {
|
|
if (connector.source.kind === "phrase" && !records.has(connector.source)) {
|
|
affectedPhrases.add(connector.source);
|
|
}
|
|
if (connector.target.kind === "phrase" && !records.has(connector.target)) {
|
|
affectedPhrases.add(connector.target);
|
|
}
|
|
}
|
|
let foundOrphan = true;
|
|
while (foundOrphan) {
|
|
foundOrphan = false;
|
|
const remainingConnectors = this.connectors.filter((connector) =>
|
|
!connectors.has(connector) && !records.has(connector.source) && !records.has(connector.target));
|
|
for (const phrase of Array.from(affectedPhrases).filter((item) => !records.has(item))) {
|
|
const hasSource = remainingConnectors.some((connector) => connector.target === phrase);
|
|
const hasTarget = remainingConnectors.some((connector) => connector.source === phrase);
|
|
if (hasSource && hasTarget) continue;
|
|
records.add(phrase);
|
|
for (const connector of this.connectors) {
|
|
if (connector.source !== phrase && connector.target !== phrase) continue;
|
|
connectors.add(connector);
|
|
if (connector.source.kind === "phrase" && !records.has(connector.source)) {
|
|
affectedPhrases.add(connector.source);
|
|
}
|
|
if (connector.target.kind === "phrase" && !records.has(connector.target)) {
|
|
affectedPhrases.add(connector.target);
|
|
}
|
|
}
|
|
foundOrphan = true;
|
|
}
|
|
}
|
|
if (!records.size && !connectors.size) return false;
|
|
|
|
this.clearSelection(false);
|
|
for (const connector of connectors) {
|
|
connector.link.remove();
|
|
this.model.conceptMap.removeConnector(connector.id);
|
|
}
|
|
this.connectors = this.connectors.filter((connector) => !connectors.has(connector));
|
|
for (const record of records) {
|
|
if (record.mapReference && record.mapReference.id) this.conceptMaps.delete(record.mapReference.id);
|
|
record.node.remove();
|
|
this.model.conceptMap.removeItem(record.id);
|
|
}
|
|
if (records.size && this.unresolvedConnectors.length) {
|
|
const deletedIds = new Set(Array.from(records).map((record) => Number(record.id)));
|
|
this.unresolvedConnectors = this.unresolvedConnectors.filter((connector) =>
|
|
!deletedIds.has(Number(connector.sourceId)) && !deletedIds.has(Number(connector.targetId)));
|
|
}
|
|
this.items = this.items.filter((item) => !records.has(item));
|
|
this.refreshConceptUsageIndicators(Array.from(records).map((record) => record.conceptId));
|
|
this.reconcilePhraseMembership();
|
|
this.refreshConceptMapReferences();
|
|
this.refreshSubmapVisibility();
|
|
this.notifySelection();
|
|
debug("selection deleted", {
|
|
itemIds: Array.from(records).map((item) => item.id),
|
|
connectorIds: Array.from(connectors).map((connector) => connector.id)
|
|
});
|
|
this.scheduleHistoryCommit();
|
|
return true;
|
|
}
|
|
|
|
logicalCanvasWidth() {
|
|
const surface = this.surfaceElement();
|
|
return Math.max(this.canvas.clientWidth / this.zoomFactor,
|
|
surface ? surface.scrollWidth : 0);
|
|
}
|
|
|
|
logicalCanvasHeight() {
|
|
const surface = this.surfaceElement();
|
|
return Math.max(this.canvas.clientHeight / this.zoomFactor,
|
|
surface ? surface.scrollHeight : 0);
|
|
}
|
|
|
|
canvasPoint(event) {
|
|
const rect = this.canvas.getBoundingClientRect();
|
|
return {
|
|
x: (event.clientX - rect.left + this.canvas.scrollLeft) / this.zoomFactor,
|
|
y: (event.clientY - rect.top + this.canvas.scrollTop) / this.zoomFactor
|
|
};
|
|
}
|
|
|
|
itemAt(clientX, clientY) {
|
|
const element = document.elementFromPoint(clientX, clientY);
|
|
const itemElement = element ? element.closest("[data-rw-cmap-item-id]") : null;
|
|
if (!itemElement) return null;
|
|
const id = Number(itemElement.dataset.rwCmapItemId);
|
|
return this.items.find((item) => item.id === id) || null;
|
|
}
|
|
|
|
itemCenter(record) {
|
|
return {
|
|
x: Number(record.node.attr("x")) + (Number(record.node.attr("width")) / 2),
|
|
y: Number(record.node.attr("y")) + (Number(record.node.attr("height")) / 2)
|
|
};
|
|
}
|
|
|
|
itemHtml(record) {
|
|
if (record.kind === "phrase") {
|
|
return `<div class="rw-cmap-phrase-label">${escapeHtml(record.label || "?????")}</div>`;
|
|
}
|
|
if (this.renderItem) return this.renderItem(record);
|
|
return `<div>${escapeHtml(record.label)}</div>`;
|
|
}
|
|
|
|
notifySelection() {
|
|
if (this.onSelectionChange) {
|
|
this.onSelectionChange(this.selectedItem, this.selectedConnector, this.selectedAll());
|
|
}
|
|
}
|
|
}
|
|
|
|
let lastEditor = null;
|
|
|
|
window.RacketWikiCmap = {
|
|
version: "0.2.122",
|
|
createEditor(canvas, options) {
|
|
lastEditor = new CmapEditor(canvas, options);
|
|
return lastEditor;
|
|
},
|
|
debugSelection() {
|
|
if (!lastEditor) {
|
|
debug("debugSelection: no editor has been created");
|
|
return null;
|
|
}
|
|
const record = lastEditor.selected();
|
|
const element = record ? record.node.element() : null;
|
|
const result = {
|
|
selectedId: record ? record.id : null,
|
|
selectedIds: lastEditor.selectedAll().map((item) => item.id),
|
|
selectedKind: record ? record.kind : null,
|
|
selectedLabel: record ? record.label : null,
|
|
element: elementDescription(element),
|
|
selectedClassPresent: Boolean(element && element.classList.contains("rw-cmap-selected")),
|
|
handleCount: element ? element.querySelectorAll(":scope > .rw-cmap-handle").length : 0,
|
|
computedStyle: selectionStyle(element)
|
|
};
|
|
debug("manual selection inspection", result);
|
|
return result;
|
|
}
|
|
};
|
|
})();
|