devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
1,119 lines • 97.3 kB
JavaScript
/**
* DevExtreme (esm/ui/diagram/ui.diagram.js)
* Version: 24.2.6
* Build date: Mon Mar 17 2025
*
* Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import {
getOuterWidth,
getHeight,
getOuterHeight
} from "../../core/utils/size";
import $ from "../../core/renderer";
import Widget from "../widget/ui.widget";
import LoadIndicator from "../load_indicator";
import registerComponent from "../../core/component_registrator";
import {
extend
} from "../../core/utils/extend";
import {
isFunction,
isDefined
} from "../../core/utils/type";
import {
compileSetter,
compileGetter
} from "../../core/utils/data";
import positionUtils from "../../common/core/animation/position";
import {
getDiagram
} from "./diagram.importer";
import {
getWindow,
hasWindow
} from "../../core/utils/window";
import {
getPublicElement
} from "../../core/element";
import eventsEngine from "../../common/core/events/core/events_engine";
import {
addNamespace
} from "../../common/core/events/utils/index";
import messageLocalization from "../../common/core/localization/message";
import numberLocalization from "../../common/core/localization/number";
import * as zIndexPool from "../../__internal/ui/overlay/m_z_index";
import Overlay from "../overlay/ui.overlay";
import DiagramToolbar from "./ui.diagram.toolbar";
import DiagramMainToolbar from "./ui.diagram.main_toolbar";
import DiagramHistoryToolbar from "./ui.diagram.history_toolbar";
import DiagramViewToolbar from "./ui.diagram.view_toolbar";
import DiagramPropertiesToolbar from "./ui.diagram.properties_toolbar";
import diagramContextMenuModule from "./ui.diagram.context_menu";
import DiagramContextToolbox from "./ui.diagram.context_toolbox";
import DiagramDialog from "./ui.diagram.dialogs";
import DiagramScrollView from "./ui.diagram.scroll_view";
import DiagramToolboxManager from "./diagram.toolbox_manager";
import DiagramToolbox from "./ui.diagram.toolbox";
import DiagramPropertiesPanel from "./ui.diagram.properties_panel";
import DiagramOptionsUpdateBar from "./diagram.options_update";
import DiagramDialogManager from "./ui.diagram.dialog_manager";
import DiagramCommandsManager from "./diagram.commands_manager";
import NodesOption from "./diagram.nodes_option";
import EdgesOption from "./diagram.edges_option";
const DIAGRAM_CLASS = "dx-diagram";
const DIAGRAM_FULLSCREEN_CLASS = "dx-diagram-fullscreen";
const DIAGRAM_TOOLBAR_WRAPPER_CLASS = "dx-diagram-toolbar-wrapper";
const DIAGRAM_CONTENT_WRAPPER_CLASS = "dx-diagram-content-wrapper";
const DIAGRAM_CONTENT_CLASS = "dx-diagram-content";
const DIAGRAM_SCROLL_VIEW_CLASS = "dx-diagram-scroll-view";
const DIAGRAM_FLOATING_TOOLBAR_CONTAINER_CLASS = "dx-diagram-floating-toolbar-container";
const DIAGRAM_PROPERTIES_PANEL_TOOLBAR_CONTAINER_CLASS = "dx-diagram-properties-panel-toolbar-container";
const DIAGRAM_LOADING_INDICATOR_CLASS = "dx-diagram-loading-indicator";
const DIAGRAM_FLOATING_PANEL_OFFSET = 12;
const DIAGRAM_DEFAULT_UNIT = "in";
const DIAGRAM_DEFAULT_ZOOMLEVEL = 1;
const DIAGRAM_DEFAULT_AUTOZOOM_MODE = "disabled";
const DIAGRAM_DEFAULT_PAGE_ORIENTATION = "portrait";
const DIAGRAM_DEFAULT_PAGE_COLOR = "#ffffff";
const DIAGRAM_MAX_MOBILE_WINDOW_WIDTH = 576;
const DIAGRAM_TOOLBOX_SHAPE_SPACING = 12;
const DIAGRAM_TOOLBOX_SHAPES_PER_ROW = 3;
const DIAGRAM_CONTEXT_TOOLBOX_SHAPE_SPACING = 12;
const DIAGRAM_CONTEXT_TOOLBOX_SHAPES_PER_ROW = 4;
const DIAGRAM_CONTEXT_TOOLBOX_DEFAULT_WIDTH = 152;
const DIAGRAM_NAMESPACE = "dxDiagramEvent";
const FULLSCREEN_CHANGE_EVENT_NAME = addNamespace("fullscreenchange", "dxDiagramEvent");
const IE_FULLSCREEN_CHANGE_EVENT_NAME = addNamespace("msfullscreenchange", "dxDiagramEvent");
const WEBKIT_FULLSCREEN_CHANGE_EVENT_NAME = addNamespace("webkitfullscreenchange", "dxDiagramEvent");
const MOZ_FULLSCREEN_CHANGE_EVENT_NAME = addNamespace("mozfullscreenchange", "dxDiagramEvent");
class Diagram extends Widget {
_init() {
this._updateDiagramLockCount = 0;
this.toggleFullscreenLock = 0;
this._toolbars = [];
super._init();
this._initDiagram();
this._createCustomCommand()
}
_initMarkup() {
super._initMarkup();
this._toolbars = [];
delete this._isMobileScreenSize;
const isServerSide = !hasWindow();
this.$element().addClass("dx-diagram");
delete this._mainToolbar;
if (this.option("mainToolbar.visible")) {
this._renderMainToolbar()
}
const $contentWrapper = $("<div>").addClass("dx-diagram-content-wrapper").appendTo(this.$element());
delete this._historyToolbar;
delete this._historyToolbarResizeCallback;
if (this._isHistoryToolbarVisible()) {
this._renderHistoryToolbar($contentWrapper)
}
delete this._propertiesToolbar;
delete this._propertiesToolbarResizeCallback;
if (this._isPropertiesPanelEnabled()) {
this._renderPropertiesToolbar($contentWrapper)
}
delete this._viewToolbar;
delete this._viewToolbarResizeCallback;
if (this.option("viewToolbar.visible")) {
this._renderViewToolbar($contentWrapper)
}
delete this._toolbox;
delete this._toolboxResizeCallback;
if (this._isToolboxEnabled()) {
this._renderToolbox($contentWrapper)
}
delete this._propertiesPanel;
delete this._propertiesPanelResizeCallback;
if (this._isPropertiesPanelEnabled()) {
this._renderPropertiesPanel($contentWrapper)
}
this._$content = $("<div>").addClass("dx-diagram-content").appendTo($contentWrapper);
delete this._contextMenu;
this._diagramInstance.settings.contextMenuEnabled = this.option("contextMenu.enabled");
if (this._diagramInstance.settings.contextMenuEnabled) {
this._renderContextMenu($contentWrapper)
}
delete this._contextToolbox;
if (this.option("contextToolbox.enabled")) {
this._renderContextToolbox($contentWrapper)
}
this._renderDialog($contentWrapper);
if (!isServerSide) {
const $scrollViewWrapper = $("<div>").addClass("dx-diagram-scroll-view").appendTo(this._$content);
this._createComponent($scrollViewWrapper, DiagramScrollView, {
useNativeScrolling: this.option("useNativeScrolling"),
onCreateDiagram: e => {
this._diagramInstance.createDocument(e.$parent[0], e.scrollView, $contentWrapper[0])
}
})
}
this._setCustomCommandChecked(DiagramCommandsManager.SHOW_PROPERTIES_PANEL_COMMAND_NAME, this._isPropertiesPanelVisible());
this._setCustomCommandChecked(DiagramCommandsManager.SHOW_TOOLBOX_COMMAND_NAME, this._isToolboxVisible());
this._createOptionsUpdateBar()
}
_dimensionChanged() {
this._isMobileScreenSize = void 0;
this._processDiagramResize()
}
_visibilityChanged(visible) {
if (visible) {
this._bindDiagramData();
this.repaint()
}
}
_processDiagramResize() {
this._diagramInstance.onDimensionChanged();
if (this._historyToolbarResizeCallback) {
this._historyToolbarResizeCallback.call(this)
}
if (this._propertiesToolbarResizeCallback) {
this._propertiesToolbarResizeCallback.call(this)
}
if (this._propertiesPanelResizeCallback) {
this._propertiesPanelResizeCallback.call(this)
}
if (this._viewToolbarResizeCallback) {
this._viewToolbarResizeCallback.call(this)
}
if (this._toolboxResizeCallback) {
this._toolboxResizeCallback.call(this)
}
}
isMobileScreenSize() {
if (void 0 === this._isMobileScreenSize) {
this._isMobileScreenSize = hasWindow() && getOuterWidth(this.$element()) < 576
}
return this._isMobileScreenSize
}
_captureFocus() {
if (this._diagramInstance) {
this._diagramInstance.captureFocus()
}
}
_captureFocusOnTimeout() {
this._captureFocusTimeout = setTimeout((() => {
this._captureFocus();
delete this._captureFocusTimeout
}), 100)
}
_killCaptureFocusTimeout() {
if (this._captureFocusTimeout) {
clearTimeout(this._captureFocusTimeout);
delete this._captureFocusTimeout
}
}
notifyBarCommandExecuted() {
this._captureFocusOnTimeout()
}
_registerToolbar(component) {
this._registerBar(component);
this._toolbars.push(component)
}
_registerBar(component) {
component.bar.onChanged.add(this);
this._diagramInstance.registerBar(component.bar)
}
_getExcludeCommands() {
const excludeCommands = [];
if (!this._isToolboxEnabled()) {
excludeCommands.push(DiagramCommandsManager.SHOW_TOOLBOX_COMMAND_NAME)
}
if (!this._isPropertiesPanelEnabled()) {
excludeCommands.push(DiagramCommandsManager.SHOW_PROPERTIES_PANEL_COMMAND_NAME)
}
return excludeCommands
}
_getToolbarBaseOptions() {
return {
onContentReady: _ref => {
let {
component: component
} = _ref;
return this._registerToolbar(component)
},
onSubMenuVisibilityChanging: _ref2 => {
let {
component: component
} = _ref2;
return this._diagramInstance.updateBarItemsState(component.bar)
},
onPointerUp: this._onPanelPointerUp.bind(this),
export: this.option("export"),
excludeCommands: this._getExcludeCommands(),
onInternalCommand: this._onInternalCommand.bind(this),
onCustomCommand: this._onCustomCommand.bind(this),
isMobileView: this.isMobileScreenSize()
}
}
_onInternalCommand(e) {
switch (e.command) {
case DiagramCommandsManager.SHOW_TOOLBOX_COMMAND_NAME:
if (this._toolbox) {
this._toolbox.toggle()
}
break;
case DiagramCommandsManager.SHOW_PROPERTIES_PANEL_COMMAND_NAME:
if (this._propertiesPanel) {
this._propertiesPanel.toggle()
}
}
}
_onCustomCommand(e) {
this._customCommandAction({
name: e.name
})
}
_renderMainToolbar() {
const $toolbarWrapper = $("<div>").addClass("dx-diagram-toolbar-wrapper").appendTo(this.$element());
this._mainToolbar = this._createComponent($toolbarWrapper, DiagramMainToolbar, extend(this._getToolbarBaseOptions(), {
commands: this.option("mainToolbar.commands"),
skipAdjustSize: true
}))
}
_isHistoryToolbarVisible() {
return this.option("historyToolbar.visible") && !this.isReadOnlyMode()
}
_renderHistoryToolbar($parent) {
const $container = $("<div>").addClass("dx-diagram-floating-toolbar-container").appendTo($parent);
this._historyToolbar = this._createComponent($container, DiagramHistoryToolbar, extend(this._getToolbarBaseOptions(), {
commands: this.option("historyToolbar.commands"),
locateInMenu: "never"
}));
this._updateHistoryToolbarPosition();
this._historyToolbarResizeCallback = () => {
this._historyToolbar.option("isMobileView", this.isMobileScreenSize())
}
}
_updateHistoryToolbarPosition() {
if (!hasWindow()) {
return
}
positionUtils.setup(this._historyToolbar.$element(), {
my: "left top",
at: "left top",
of: this._historyToolbar.$element().parent(),
offset: "12 12"
})
}
_isToolboxEnabled() {
return "disabled" !== this.option("toolbox.visibility") && !this.isReadOnlyMode()
}
_isToolboxVisible() {
return "visible" === this.option("toolbox.visibility") || "auto" === this.option("toolbox.visibility") && !this.isMobileScreenSize()
}
_renderToolbox($parent) {
const isServerSide = !hasWindow();
const $toolBox = $("<div>").appendTo($parent);
const bounds = this._getToolboxBounds($parent, isServerSide);
this._toolbox = this._createComponent($toolBox, DiagramToolbox, {
isMobileView: this.isMobileScreenSize(),
isVisible: this._isToolboxVisible(),
container: this.$element(),
height: bounds.height,
offsetParent: $parent,
offsetX: bounds.offsetX,
offsetY: bounds.offsetY,
showSearch: this.option("toolbox.showSearch"),
toolboxGroups: this._getToolboxGroups(),
toolboxWidth: this.option("toolbox.width"),
onShapeCategoryRendered: e => {
if (isServerSide) {
return
}
this._diagramInstance.createToolbox(e.$element[0], "texts" === e.displayMode, e.shapes || e.category, {
shapeIconSpacing: 12,
shapeIconCountInRow: this.option("toolbox.shapeIconsPerRow"),
shapeIconAttributes: {
"data-toggle": e.dataToggle
}
})
},
onFilterChanged: e => {
if (isServerSide) {
return
}
this._diagramInstance.applyToolboxFilter(e.text, e.filteringToolboxes)
},
onVisibilityChanging: e => {
if (isServerSide) {
return
}
this._setCustomCommandChecked(DiagramCommandsManager.SHOW_TOOLBOX_COMMAND_NAME, e.visible);
if (this._propertiesPanel) {
if (e.visible && this.isMobileScreenSize()) {
this._propertiesPanel.hide()
}
}
if (this._historyToolbar) {
if (e.visible && this.isMobileScreenSize()) {
this._historyToolbarZIndex = zIndexPool.create(Overlay.baseZIndex());
this._historyToolbar.$element().css("zIndex", this._historyToolbarZIndex);
this._historyToolbar.$element().css("boxShadow", "none")
}
}
if (this._viewToolbar) {
this._viewToolbar.$element().css("opacity", e.visible && this.isMobileScreenSize() ? "0" : "1");
this._viewToolbar.$element().css("pointerEvents", e.visible && this.isMobileScreenSize() ? "none" : "")
}
},
onVisibilityChanged: e => {
if (!e.visible && !this._textInputStarted) {
this._captureFocus()
}
if (!isServerSide) {
if (this._historyToolbar) {
if (!e.visible && this.isMobileScreenSize() && this._historyToolbarZIndex) {
zIndexPool.remove(this._historyToolbarZIndex);
this._historyToolbar.$element().css("zIndex", "");
this._historyToolbar.$element().css("boxShadow", "");
this._historyToolbarZIndex = void 0
}
}
}
},
onPointerUp: this._onPanelPointerUp.bind(this)
});
this._toolbox._popup.option("propagateOutsideClick", !this.option("fullScreen"));
this._toolboxResizeCallback = () => {
const bounds = this._getToolboxBounds($parent, isServerSide);
this._toolbox.option("height", bounds.height);
const prevIsMobileView = this._toolbox.option("isMobileView");
if (prevIsMobileView !== this.isMobileScreenSize()) {
this._toolbox.option({
isMobileView: this.isMobileScreenSize(),
isVisible: this._isToolboxVisible()
});
this._setCustomCommandChecked(DiagramCommandsManager.SHOW_TOOLBOX_COMMAND_NAME, this._isToolboxVisible())
}
this._toolbox.updateMaxHeight()
}
}
_getToolboxBounds($parent, isServerSide) {
const result = {
offsetX: 12,
offsetY: 12,
height: !isServerSide ? getHeight($parent) - 24 : 0
};
if (this._historyToolbar && !isServerSide) {
result.offsetY += getOuterHeight(this._historyToolbar.$element()) + 12;
result.height -= getOuterHeight(this._historyToolbar.$element()) + 12
}
if (this._viewToolbar && !isServerSide) {
result.height -= getOuterHeight(this._viewToolbar.$element()) + this._getViewToolbarYOffset(isServerSide)
}
return result
}
_renderViewToolbar($parent) {
const isServerSide = !hasWindow();
const $container = $("<div>").addClass("dx-diagram-floating-toolbar-container").appendTo($parent);
this._viewToolbar = this._createComponent($container, DiagramViewToolbar, extend(this._getToolbarBaseOptions(), {
commands: this.option("viewToolbar.commands"),
locateInMenu: "never"
}));
this._updateViewToolbarPosition($container, $parent, isServerSide);
this._viewToolbarResizeCallback = () => {
this._updateViewToolbarPosition($container, $parent, isServerSide)
}
}
_getViewToolbarYOffset(isServerSide) {
if (isServerSide) {
return
}
let result = 12;
if (this._viewToolbar && this._propertiesToolbar) {
result += (getOuterHeight(this._propertiesToolbar.$element()) - getOuterHeight(this._viewToolbar.$element())) / 2
}
return result
}
_updateViewToolbarPosition($container, $parent, isServerSide) {
if (isServerSide) {
return
}
positionUtils.setup($container, {
my: "left bottom",
at: "left bottom",
of: $parent,
offset: "12 -" + this._getViewToolbarYOffset(isServerSide)
})
}
_isPropertiesPanelEnabled() {
return "disabled" !== this.option("propertiesPanel.visibility") && !this.isReadOnlyMode()
}
_isPropertiesPanelVisible() {
return "visible" === this.option("propertiesPanel.visibility")
}
_renderPropertiesToolbar($parent) {
const isServerSide = !hasWindow();
const $container = $("<div>").addClass("dx-diagram-floating-toolbar-container").addClass("dx-diagram-properties-panel-toolbar-container").appendTo($parent);
this._propertiesToolbar = this._createComponent($container, DiagramPropertiesToolbar, extend(this._getToolbarBaseOptions(), {
buttonStylingMode: "contained",
buttonType: "default",
locateInMenu: "never"
}));
this._updatePropertiesToolbarPosition($container, $parent, isServerSide);
this._propertiesToolbarResizeCallback = () => {
this._updatePropertiesToolbarPosition($container, $parent, isServerSide)
}
}
_updatePropertiesToolbarPosition($container, $parent, isServerSide) {
if (isServerSide) {
return
}
positionUtils.setup($container, {
my: "right bottom",
at: "right bottom",
of: $parent,
offset: "-12 -12"
})
}
_renderPropertiesPanel($parent) {
const isServerSide = !hasWindow();
const $propertiesPanel = $("<div>").appendTo($parent);
const offsetY = 24 + (!isServerSide ? getOuterHeight(this._propertiesToolbar.$element()) : 0);
this._propertiesPanel = this._createComponent($propertiesPanel, DiagramPropertiesPanel, {
isMobileView: this.isMobileScreenSize(),
isVisible: this._isPropertiesPanelVisible(),
container: this.$element(),
offsetParent: $parent,
offsetX: 12,
offsetY: offsetY,
propertyTabs: this.option("propertiesPanel.tabs"),
onCreateToolbar: e => {
e.toolbar = this._createComponent(e.$parent, DiagramToolbar, extend(this._getToolbarBaseOptions(), {
commands: e.commands,
locateInMenu: "never",
editorStylingMode: "outlined"
}))
},
onVisibilityChanging: e => {
if (isServerSide) {
return
}
this._updatePropertiesPanelGroupBars(e.component);
this._setCustomCommandChecked(DiagramCommandsManager.SHOW_PROPERTIES_PANEL_COMMAND_NAME, e.visible);
if (this._toolbox) {
if (e.visible && this.isMobileScreenSize()) {
this._toolbox.hide()
}
}
},
onVisibilityChanged: e => {
if (!e.visible && !this._textInputStarted) {
this._captureFocus()
}
},
onSelectedGroupChanged: _ref3 => {
let {
component: component
} = _ref3;
return this._updatePropertiesPanelGroupBars(component)
},
onPointerUp: this._onPanelPointerUp.bind(this)
});
this._propertiesPanelResizeCallback = () => {
const prevIsMobileView = this._propertiesPanel.option("isMobileView");
if (prevIsMobileView !== this.isMobileScreenSize()) {
this._propertiesPanel.option({
isMobileView: this.isMobileScreenSize(),
isVisible: this._isPropertiesPanelVisible()
});
this._setCustomCommandChecked(DiagramCommandsManager.SHOW_PROPERTIES_PANEL_COMMAND_NAME, this._isPropertiesPanelVisible())
}
}
}
_updatePropertiesPanelGroupBars(component) {
component.getActiveToolbars().forEach((toolbar => {
this._diagramInstance.updateBarItemsState(toolbar.bar)
}))
}
_onPanelPointerUp() {
this._captureFocusOnTimeout()
}
_renderContextMenu($parent) {
const $contextMenu = $("<div>").appendTo($parent);
this._contextMenu = this._createComponent($contextMenu, diagramContextMenuModule.DiagramContextMenuWrapper, {
commands: this.option("contextMenu.commands"),
onContentReady: _ref4 => {
let {
component: component
} = _ref4;
return this._registerBar(component)
},
onVisibilityChanging: _ref5 => {
let {
component: component
} = _ref5;
return this._diagramInstance.updateBarItemsState(component.bar)
},
onItemClick: itemData => this._onBeforeCommandExecuted(itemData.command),
export: this.option("export"),
excludeCommands: this._getExcludeCommands(),
onInternalCommand: this._onInternalCommand.bind(this),
onCustomCommand: this._onCustomCommand.bind(this)
})
}
_renderContextToolbox($parent) {
const isServerSide = !hasWindow();
const category = this.option("contextToolbox.category");
const displayMode = this.option("contextToolbox.displayMode");
const shapes = this.option("contextToolbox.shapes");
const $contextToolbox = $("<div>").appendTo($parent);
this._contextToolbox = this._createComponent($contextToolbox, DiagramContextToolbox, {
toolboxWidth: this.option("contextToolbox.width"),
onShown: e => {
if (isServerSide) {
return
}
const $toolboxContainer = $(e.$element);
let isTextGroup = "texts" === displayMode;
if (!shapes && !category && !isTextGroup) {
const group = this._getToolboxGroups().filter((function(g) {
return g.category === e.category
}))[0];
if (group) {
isTextGroup = "texts" === group.displayMode
}
}
this._diagramInstance.createContextToolbox($toolboxContainer[0], isTextGroup, shapes || category || e.category, {
shapeIconSpacing: 12,
shapeIconCountInRow: this.option("contextToolbox.shapeIconsPerRow")
}, (shapeType => {
e.callback(shapeType);
this._captureFocus();
e.hide()
}))
}
})
}
_setCustomCommandChecked(command, checked) {
this._toolbars.forEach((tb => {
tb.setCommandChecked(command, checked)
}))
}
_onBeforeCommandExecuted(command) {
const dialogParameters = DiagramDialogManager.getDialogParameters(command);
if (dialogParameters) {
this._showDialog(dialogParameters)
}
return !!dialogParameters
}
_renderDialog($parent) {
const $dialogElement = $("<div>").appendTo($parent);
this._dialogInstance = this._createComponent($dialogElement, DiagramDialog, {})
}
_showDialog(dialogParameters) {
if (this._dialogInstance) {
this._dialogInstance.option("onGetContent", dialogParameters.onGetContent);
this._dialogInstance.option("onHidden", function() {
this._captureFocus()
}.bind(this));
this._dialogInstance.option("command", this._diagramInstance.getCommand(dialogParameters.command));
this._dialogInstance.option("title", dialogParameters.title);
this._dialogInstance._show()
}
}
_showLoadingIndicator() {
this._loadingIndicator = $("<div>").addClass("dx-diagram-loading-indicator");
this._createComponent(this._loadingIndicator, LoadIndicator, {});
const $parent = this._$content || this.$element();
$parent.append(this._loadingIndicator)
}
_hideLoadingIndicator() {
if (!this._loadingIndicator) {
return
}
this._loadingIndicator.remove();
this._loadingIndicator = null
}
_initDiagram() {
const {
DiagramControl: DiagramControl
} = getDiagram();
this._diagramInstance = new DiagramControl;
this._diagramInstance.onChanged = this._raiseDataChangeAction.bind(this);
this._diagramInstance.onEdgeInserted = this._raiseEdgeInsertedAction.bind(this);
this._diagramInstance.onEdgeUpdated = this._raiseEdgeUpdatedAction.bind(this);
this._diagramInstance.onEdgeRemoved = this._raiseEdgeRemovedAction.bind(this);
this._diagramInstance.onNodeInserted = this._raiseNodeInsertedAction.bind(this);
this._diagramInstance.onNodeUpdated = this._raiseNodeUpdatedAction.bind(this);
this._diagramInstance.onNodeRemoved = this._raiseNodeRemovedAction.bind(this);
this._diagramInstance.onToolboxDragStart = this._raiseToolboxDragStart.bind(this);
this._diagramInstance.onToolboxDragEnd = this._raiseToolboxDragEnd.bind(this);
this._diagramInstance.onTextInputStart = this._raiseTextInputStart.bind(this);
this._diagramInstance.onTextInputEnd = this._raiseTextInputEnd.bind(this);
this._diagramInstance.onToggleFullscreen = this._onToggleFullScreen.bind(this);
this._diagramInstance.onShowContextMenu = this._onShowContextMenu.bind(this);
this._diagramInstance.onHideContextMenu = this._onHideContextMenu.bind(this);
this._diagramInstance.onShowContextToolbox = this._onShowContextToolbox.bind(this);
this._diagramInstance.onHideContextToolbox = this._onHideContextToolbox.bind(this);
this._diagramInstance.onNativeAction.add({
notifyItemClick: this._raiseItemClickAction.bind(this),
notifyItemDblClick: this._raiseItemDblClickAction.bind(this),
notifySelectionChanged: this._raiseSelectionChanged.bind(this)
});
this._diagramInstance.onRequestOperation = this._raiseRequestEditOperation.bind(this);
this._updateEventSubscriptionMethods();
this._updateDefaultItemProperties();
this._updateEditingSettings();
this._updateShapeTexts();
this._updateUnitItems();
this._updateFormatUnitsMethod();
if ("in" !== this.option("units")) {
this._updateUnitsState()
}
if (this.isReadOnlyMode()) {
this._updateReadOnlyState()
}
if (this.option("pageSize")) {
if (this.option("pageSize.items")) {
this._updatePageSizeItemsState()
}
if (this.option("pageSize.width") && this.option("pageSize.height")) {
this._updatePageSizeState()
}
}
if ("portrait" !== this.option("pageOrientation")) {
this._updatePageOrientationState()
}
if ("#ffffff" !== this.option("pageColor")) {
this._updatePageColorState()
}
if ("in" !== this.option("viewUnits")) {
this._updateViewUnitsState()
}
if (!this.option("showGrid")) {
this._updateShowGridState()
}
if (!this.option("snapToGrid")) {
this._updateSnapToGridState()
}
if (this.option("gridSize")) {
this._updateGridSizeState()
}
if (1 !== this.option("zoomLevel")) {
this._updateZoomLevelState()
}
if (this.option("simpleView")) {
this._updateSimpleViewState()
}
if ("disabled" !== this.option("autoZoomMode")) {
this._updateAutoZoomState()
}
if (this.option("fullScreen")) {
const window = getWindow();
if (window && window.self !== window.top) {
this.option("fullScreen", false)
} else {
this._updateFullscreenState()
}
}
this._createOptionsUpdateBar();
if (hasWindow()) {
this._diagramInstance.initMeasurer(this.$element()[0])
}
this._updateCustomShapes(this._getCustomShapes());
this._refreshDataSources()
}
_createOptionsUpdateBar() {
if (!this.optionsUpdateBar) {
this.optionsUpdateBar = new DiagramOptionsUpdateBar(this);
this._diagramInstance.registerBar(this.optionsUpdateBar)
}
}
_deleteOptionsUpdateBar() {
delete this.optionsUpdateBar
}
_clean() {
if (this._diagramInstance) {
this._diagramInstance.cleanMarkup((element => {
$(element).empty()
}));
this._deleteOptionsUpdateBar()
}
super._clean()
}
_dispose() {
this._killCaptureFocusTimeout();
super._dispose();
if (this._diagramInstance) {
this._diagramInstance.dispose();
this._diagramInstance = void 0
}
}
_executeDiagramCommand(command, parameter) {
this._diagramInstance.getCommand(command).execute(parameter)
}
getNodeDataSource() {
return this._nodesOption && this._nodesOption.getDataSource()
}
getEdgeDataSource() {
return this._edgesOption && this._edgesOption.getDataSource()
}
_refreshDataSources() {
this._beginUpdateDiagram();
this._refreshNodesDataSource();
this._refreshEdgesDataSource();
this._endUpdateDiagram()
}
_refreshNodesDataSource() {
if (this._nodesOption) {
this._nodesOption._disposeDataSource();
delete this._nodesOption
}
if (this.option("nodes.dataSource")) {
this._nodesOption = new NodesOption(this);
this._nodesOption.option("dataSource", this.option("nodes.dataSource"));
this._nodesOption._refreshDataSource()
}
}
_refreshEdgesDataSource() {
if (this._edgesOption) {
this._edgesOption._disposeDataSource();
delete this._edgesOption
}
if (this.option("edges.dataSource")) {
this._edgesOption = new EdgesOption(this);
this._edgesOption.option("dataSource", this.option("edges.dataSource"));
this._edgesOption._refreshDataSource()
}
}
_getDiagramData() {
let value;
const {
DiagramCommand: DiagramCommand
} = getDiagram();
this._executeDiagramCommand(DiagramCommand.Export, (function(data) {
value = data
}));
return value
}
_setDiagramData(data, keepExistingItems) {
const {
DiagramCommand: DiagramCommand
} = getDiagram();
this._executeDiagramCommand(DiagramCommand.Import, {
data: data,
keepExistingItems: keepExistingItems
})
}
isReadOnlyMode() {
return this.option("readOnly") || this.option("disabled")
}
_onDataSourceChanged() {
this._bindDiagramData()
}
_getChangesKeys(changes) {
return changes.map((change => {
if (isDefined(change.internalKey)) {
return change.internalKey
} else if (isDefined(change.key)) {
return change.key
} else {
return null
}
})).filter((key => isDefined(key)))
}
_createOptionGetter(optionName) {
const expr = this.option(optionName);
return expr && compileGetter(expr)
}
_onRequestUpdateLayout(changes) {
if (!this._requestLayoutUpdateAction) {
this._createRequestLayoutUpdateAction()
}
const eventArgs = {
changes: changes,
allowed: false
};
this._requestLayoutUpdateAction(eventArgs);
return eventArgs.allowed
}
_createOptionSetter(optionName) {
const expr = this.option(optionName);
if (isFunction(expr)) {
return expr
}
return expr && compileSetter(expr)
}
_bindDiagramData() {
if (this._updateDiagramLockCount || !this._isBindingMode()) {
return
}
const {
DiagramCommand: DiagramCommand,
ConnectorLineOption: ConnectorLineOption,
ConnectorLineEnding: ConnectorLineEnding
} = getDiagram();
let lineOptionGetter;
let lineOptionSetter;
let startLineEndingGetter;
let startLineEndingSetter;
let endLineEndingGetter;
let endLineEndingSetter;
let containerChildrenGetter;
let containerChildrenSetter;
const data = {
nodeDataSource: this._nodesOption && this._nodesOption.getItems(),
edgeDataSource: this._edgesOption && this._edgesOption.getItems(),
nodeDataImporter: {
getKey: this._createOptionGetter("nodes.keyExpr"),
setKey: this._createOptionSetter("nodes.keyExpr"),
getCustomData: this._createOptionGetter("nodes.customDataExpr"),
setCustomData: this._createOptionSetter("nodes.customDataExpr"),
getLocked: this._createOptionGetter("nodes.lockedExpr"),
setLocked: this._createOptionSetter("nodes.lockedExpr"),
getStyle: this._createOptionGetter("nodes.styleExpr"),
setStyle: this._createOptionSetter("nodes.styleExpr"),
getStyleText: this._createOptionGetter("nodes.textStyleExpr"),
setStyleText: this._createOptionSetter("nodes.textStyleExpr"),
getZIndex: this._createOptionGetter("nodes.zIndexExpr"),
setZIndex: this._createOptionSetter("nodes.zIndexExpr"),
getType: this._createOptionGetter("nodes.typeExpr"),
setType: this._createOptionSetter("nodes.typeExpr"),
getText: this._createOptionGetter("nodes.textExpr"),
setText: this._createOptionSetter("nodes.textExpr"),
getImage: this._createOptionGetter("nodes.imageUrlExpr"),
setImage: this._createOptionSetter("nodes.imageUrlExpr"),
getLeft: this._createOptionGetter("nodes.leftExpr"),
setLeft: this._createOptionSetter("nodes.leftExpr"),
getTop: this._createOptionGetter("nodes.topExpr"),
setTop: this._createOptionSetter("nodes.topExpr"),
getWidth: this._createOptionGetter("nodes.widthExpr"),
setWidth: this._createOptionSetter("nodes.widthExpr"),
getHeight: this._createOptionGetter("nodes.heightExpr"),
setHeight: this._createOptionSetter("nodes.heightExpr"),
getParentKey: this._createOptionGetter("nodes.parentKeyExpr"),
setParentKey: this._createOptionSetter("nodes.parentKeyExpr"),
getItems: this._createOptionGetter("nodes.itemsExpr"),
setItems: this._createOptionSetter("nodes.itemsExpr"),
getChildren: containerChildrenGetter = this._createOptionGetter("nodes.containerChildrenExpr"),
setChildren: containerChildrenSetter = this._createOptionSetter("nodes.containerChildrenExpr"),
getContainerKey: !containerChildrenGetter && !containerChildrenSetter && this._createOptionGetter("nodes.containerKeyExpr"),
setContainerKey: !containerChildrenGetter && !containerChildrenSetter && this._createOptionSetter("nodes.containerKeyExpr")
},
edgeDataImporter: {
getKey: this._createOptionGetter("edges.keyExpr"),
setKey: this._createOptionSetter("edges.keyExpr"),
getCustomData: this._createOptionGetter("edges.customDataExpr"),
setCustomData: this._createOptionSetter("edges.customDataExpr"),
getLocked: this._createOptionGetter("edges.lockedExpr"),
setLocked: this._createOptionSetter("edges.lockedExpr"),
getStyle: this._createOptionGetter("edges.styleExpr"),
setStyle: this._createOptionSetter("edges.styleExpr"),
getStyleText: this._createOptionGetter("edges.textStyleExpr"),
setStyleText: this._createOptionSetter("edges.textStyleExpr"),
getZIndex: this._createOptionGetter("edges.zIndexExpr"),
setZIndex: this._createOptionSetter("edges.zIndexExpr"),
getFrom: this._createOptionGetter("edges.fromExpr"),
setFrom: this._createOptionSetter("edges.fromExpr"),
getFromPointIndex: this._createOptionGetter("edges.fromPointIndexExpr"),
setFromPointIndex: this._createOptionSetter("edges.fromPointIndexExpr"),
getTo: this._createOptionGetter("edges.toExpr"),
setTo: this._createOptionSetter("edges.toExpr"),
getToPointIndex: this._createOptionGetter("edges.toPointIndexExpr"),
setToPointIndex: this._createOptionSetter("edges.toPointIndexExpr"),
getPoints: this._createOptionGetter("edges.pointsExpr"),
setPoints: this._createOptionSetter("edges.pointsExpr"),
getText: this._createOptionGetter("edges.textExpr"),
setText: this._createOptionSetter("edges.textExpr"),
getLineOption: (lineOptionGetter = this._createOptionGetter("edges.lineTypeExpr")) && function(obj) {
const lineType = lineOptionGetter(obj);
return this._getConnectorLineOption(lineType)
}.bind(this),
setLineOption: (lineOptionSetter = this._createOptionSetter("edges.lineTypeExpr")) && function(obj, value) {
switch (value) {
case ConnectorLineOption.Straight:
value = "straight";
break;
case ConnectorLineOption.Orthogonal:
value = "orthogonal"
}
lineOptionSetter(obj, value)
}.bind(this),
getStartLineEnding: (startLineEndingGetter = this._createOptionGetter("edges.fromLineEndExpr")) && function(obj) {
const lineEnd = startLineEndingGetter(obj);
return this._getConnectorLineEnding(lineEnd)
}.bind(this),
setStartLineEnding: (startLineEndingSetter = this._createOptionSetter("edges.fromLineEndExpr")) && function(obj, value) {
switch (value) {
case ConnectorLineEnding.Arrow:
value = "arrow";
break;
case ConnectorLineEnding.OutlinedTriangle:
value = "outlinedTriangle";
break;
case ConnectorLineEnding.FilledTriangle:
value = "filledTriangle";
break;
case ConnectorLineEnding.None:
value = "none"
}
startLineEndingSetter(obj, value)
}.bind(this),
getEndLineEnding: (endLineEndingGetter = this._createOptionGetter("edges.toLineEndExpr")) && function(obj) {
const lineEnd = endLineEndingGetter(obj);
return this._getConnectorLineEnding(lineEnd)
}.bind(this),
setEndLineEnding: (endLineEndingSetter = this._createOptionSetter("edges.toLineEndExpr")) && function(obj, value) {
switch (value) {
case ConnectorLineEnding.Arrow:
value = "arrow";
break;
case ConnectorLineEnding.OutlinedTriangle:
value = "outlinedTriangle";
break;
case ConnectorLineEnding.FilledTriangle:
value = "filledTriangle";
break;
case ConnectorLineEnding.None:
value = "none"
}
endLineEndingSetter(obj, value)
}.bind(this)
},
layoutParameters: this._getDataBindingLayoutParameters()
};
if (data.nodeDataSource) {
this._executeDiagramCommand(DiagramCommand.BindDocument, data)
}
}
_reloadContentByChanges(changes, isExternalChanges) {
const keys = this._getChangesKeys(changes);
const applyLayout = this._onRequestUpdateLayout(changes);
this._reloadContent(keys, applyLayout, isExternalChanges)
}
_reloadContent(itemKeys, applyLayout, isExternalChanges) {
this._diagramInstance.reloadContent(itemKeys, (() => {
let nodeDataSource;
let edgeDataSource;
if (this._nodesOption && isExternalChanges) {
nodeDataSource = this._nodesOption.getItems()
}
if (this._edgesOption && isExternalChanges) {
edgeDataSource = this._edgesOption.getItems()
}
return {
nodeDataSource: nodeDataSource,
edgeDataSource: edgeDataSource
}
}), applyLayout && this._getDataBindingLayoutParameters(), isExternalChanges)
}
_getConnectorLineOption(lineType) {
const {
ConnectorLineOption: ConnectorLineOption
} = getDiagram();
if ("straight" === lineType) {
return ConnectorLineOption.Straight
} else {
return ConnectorLineOption.Orthogonal
}
}
_getConnectorLineEnding(lineEnd) {
const {
ConnectorLineEnding: ConnectorLineEnding
} = getDiagram();
switch (lineEnd) {
case "arrow":
return ConnectorLineEnding.Arrow;
case "outlinedTriangle":
return ConnectorLineEnding.OutlinedTriangle;
case "filledTriangle":
return ConnectorLineEnding.FilledTriangle;
default:
return ConnectorLineEnding.None
}
}
_getDataBindingLayoutParameters() {
const {
DataLayoutType: DataLayoutType,
DataLayoutOrientation: DataLayoutOrientation
} = getDiagram();
const layoutParametersOption = this.option("nodes.autoLayout") || "off";
const layoutType = layoutParametersOption.type || layoutParametersOption;
const parameters = {};
if ("off" !== layoutType && ("auto" !== layoutType || !this._hasNodePositionExprs())) {
if ("tree" === layoutType) {
parameters.type = DataLayoutType.Tree
} else {
parameters.type = DataLayoutType.Sugiyama
}
switch (layoutParametersOption.orientation) {
case "vertical":
parameters.orientation = DataLayoutOrientation.Vertical;
break;
case "horizontal":
parameters.orientation = DataLayoutOrientation.Horizontal
}
if (this.option("edges.fromPointIndexExpr") || this.option("edges.toPointIndexExpr")) {
parameters.skipPointIndices = true
}
}
parameters.autoSizeEnabled = !!this.option("nodes.autoSizeEnabled");
return parameters
}
_hasNodePositionExprs() {
return this.option("nodes.topExpr") && this.option("nodes.leftExpr")
}
_getAutoZoomValue(option) {
const {
AutoZoomMode: AutoZoomMode
} = getDiagram();
switch (option) {
case "fitContent":
return AutoZoomMode.FitContent;
case "fitWidth":
return AutoZoomMode.FitToWidth;
default:
return AutoZoomMode.Disabled
}
}
_isBindingMode() {
return this._nodesOption && this._nodesOption.hasItems() || this._edgesOption && this._edgesOption.hasItems()
}
_beginUpdateDiagram() {
this._updateDiagramLockCount++
}
_endUpdateDiagram() {
this._updateDiagramLockCount = Math.max(this._updateDiagramLockCount - 1, 0);
if (!this._updateDiagramLockCount) {
this._bindDiagramData()
}
}
_getCustomShapes() {
return this.option("customShapes") || []
}
_getToolboxGroups() {
return DiagramToolboxManager.getGroups(this.option("toolbox.groups"))
}
_updateAllCustomShapes() {
this._diagramInstance.removeAllCustomShapes();
this._updateCustomShapes(this._getCustomShapes())
}
_updateCustomShapes(customShapes, prevCustomShapes) {
if (Array.isArray(prevCustomShapes)) {
this._diagramInstance.removeCustomShapes(prevCustomShapes.map((s => s.type)))
}
if (Array.isArray(customShapes)) {
this._diagramInstance.addCustomShapes(customShapes.map((s => {
const templateOption = s.template || this.option("customShapeTemplate");
const template = templateOption && this._getTemplate(templateOption);
const toolboxTemplateOption = s.toolboxTemplate || this.option("customShapeToolboxTemplate");
const toolboxTemplate = toolboxTemplateOption && this._getTemplate(toolboxTemplateOption);
return {
category: s.category,
type: s.type,
baseType: s.baseType,
title: s.title,
svgUrl: s.backgroundImageUrl,
svgToolboxUrl: s.backgroundImageToolboxUrl,
svgLeft: s.backgroundImageLeft,
svgTop: s.backgroundImageTop,
svgWidth: s.backgroundImageWidth,
svgHeight: s.backgroundImageHeight,
defaultWidth: s.d