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3541 lines
115 KiB
3541 lines
115 KiB
import * as i0 from '@angular/core';
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import { Component, ViewEncapsulation, ChangeDetectionStrategy, inject, NgZone, DOCUMENT, RendererFactory2, signal, Injectable, Renderer2, Injector, InjectionToken, ElementRef, booleanAttribute, Directive, Input, ViewContainerRef, ChangeDetectorRef, EventEmitter, afterNextRender, numberAttribute, Output, TemplateRef, NgModule } from '@angular/core';
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import { Subject, Observable, merge, Subscription, interval, animationFrameScheduler, BehaviorSubject } from 'rxjs';
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import { _getEventTarget, _getShadowRoot } from './_shadow-dom-chunk.mjs';
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import { _CdkPrivateStyleLoader } from './_style-loader-chunk.mjs';
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import { isFakeTouchstartFromScreenReader, isFakeMousedownFromScreenReader } from './_fake-event-detection-chunk.mjs';
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import { ViewportRuler, ScrollDispatcher, CdkScrollableModule } from './scrolling.mjs';
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export { CdkScrollable as ɵɵCdkScrollable } from './scrolling.mjs';
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import { coerceElement, coerceNumberProperty } from './_element-chunk.mjs';
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import { takeUntil, map, take, tap, switchMap, startWith } from 'rxjs/operators';
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import { Directionality } from './_directionality-chunk.mjs';
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import { _IdGenerator } from './_id-generator-chunk.mjs';
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import { coerceArray } from './_array-chunk.mjs';
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import './_platform-chunk.mjs';
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import '@angular/common';
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import './_scrolling-chunk.mjs';
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import './bidi.mjs';
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import './_recycle-view-repeater-strategy-chunk.mjs';
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import './_data-source-chunk.mjs';
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function deepCloneNode(node) {
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const clone = node.cloneNode(true);
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const descendantsWithId = clone.querySelectorAll('[id]');
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const nodeName = node.nodeName.toLowerCase();
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clone.removeAttribute('id');
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for (let i = 0; i < descendantsWithId.length; i++) {
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descendantsWithId[i].removeAttribute('id');
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}
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if (nodeName === 'canvas') {
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transferCanvasData(node, clone);
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} else if (nodeName === 'input' || nodeName === 'select' || nodeName === 'textarea') {
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transferInputData(node, clone);
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}
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transferData('canvas', node, clone, transferCanvasData);
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transferData('input, textarea, select', node, clone, transferInputData);
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return clone;
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}
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function transferData(selector, node, clone, callback) {
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const descendantElements = node.querySelectorAll(selector);
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if (descendantElements.length) {
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const cloneElements = clone.querySelectorAll(selector);
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for (let i = 0; i < descendantElements.length; i++) {
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callback(descendantElements[i], cloneElements[i]);
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}
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}
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}
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let cloneUniqueId = 0;
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function transferInputData(source, clone) {
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if (clone.type !== 'file') {
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clone.value = source.value;
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}
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if (clone.type === 'radio' && clone.name) {
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clone.name = `mat-clone-${clone.name}-${cloneUniqueId++}`;
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}
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}
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function transferCanvasData(source, clone) {
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const context = clone.getContext('2d');
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if (context) {
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try {
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context.drawImage(source, 0, 0);
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} catch {}
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}
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}
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function getMutableClientRect(element) {
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const rect = element.getBoundingClientRect();
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return {
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top: rect.top,
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right: rect.right,
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bottom: rect.bottom,
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left: rect.left,
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width: rect.width,
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height: rect.height,
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x: rect.x,
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y: rect.y
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};
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}
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function isInsideClientRect(clientRect, x, y) {
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const {
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top,
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bottom,
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left,
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right
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} = clientRect;
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return y >= top && y <= bottom && x >= left && x <= right;
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}
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function isOverflowingParent(parentRect, childRect) {
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const isLeftOverflowing = childRect.left < parentRect.left;
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const isRightOverflowing = childRect.left + childRect.width > parentRect.right;
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const isTopOverflowing = childRect.top < parentRect.top;
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const isBottomOverflowing = childRect.top + childRect.height > parentRect.bottom;
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return isLeftOverflowing || isRightOverflowing || isTopOverflowing || isBottomOverflowing;
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}
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function adjustDomRect(domRect, top, left) {
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domRect.top += top;
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domRect.bottom = domRect.top + domRect.height;
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domRect.left += left;
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domRect.right = domRect.left + domRect.width;
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}
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function isPointerNearDomRect(rect, threshold, pointerX, pointerY) {
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const {
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top,
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right,
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bottom,
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left,
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width,
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height
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} = rect;
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const xThreshold = width * threshold;
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const yThreshold = height * threshold;
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return pointerY > top - yThreshold && pointerY < bottom + yThreshold && pointerX > left - xThreshold && pointerX < right + xThreshold;
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}
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class ParentPositionTracker {
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_document;
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positions = new Map();
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constructor(_document) {
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this._document = _document;
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}
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clear() {
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this.positions.clear();
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}
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cache(elements) {
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this.clear();
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this.positions.set(this._document, {
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scrollPosition: this.getViewportScrollPosition()
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});
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elements.forEach(element => {
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this.positions.set(element, {
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scrollPosition: {
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top: element.scrollTop,
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left: element.scrollLeft
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},
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clientRect: getMutableClientRect(element)
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});
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});
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}
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handleScroll(event) {
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const target = _getEventTarget(event);
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const cachedPosition = this.positions.get(target);
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if (!cachedPosition) {
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return null;
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}
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const scrollPosition = cachedPosition.scrollPosition;
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let newTop;
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let newLeft;
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if (target === this._document) {
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const viewportScrollPosition = this.getViewportScrollPosition();
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newTop = viewportScrollPosition.top;
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newLeft = viewportScrollPosition.left;
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} else {
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newTop = target.scrollTop;
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newLeft = target.scrollLeft;
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}
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const topDifference = scrollPosition.top - newTop;
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const leftDifference = scrollPosition.left - newLeft;
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this.positions.forEach((position, node) => {
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if (position.clientRect && target !== node && target.contains(node)) {
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adjustDomRect(position.clientRect, topDifference, leftDifference);
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}
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});
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scrollPosition.top = newTop;
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scrollPosition.left = newLeft;
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return {
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top: topDifference,
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left: leftDifference
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};
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}
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getViewportScrollPosition() {
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return {
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top: window.scrollY,
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left: window.scrollX
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};
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}
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}
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function getRootNode(viewRef, _document) {
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const rootNodes = viewRef.rootNodes;
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if (rootNodes.length === 1 && rootNodes[0].nodeType === _document.ELEMENT_NODE) {
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return rootNodes[0];
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}
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const wrapper = _document.createElement('div');
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rootNodes.forEach(node => wrapper.appendChild(node));
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return wrapper;
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}
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function extendStyles(dest, source, importantProperties) {
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for (let key in source) {
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if (source.hasOwnProperty(key)) {
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const value = source[key];
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if (value) {
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dest.setProperty(key, value, importantProperties?.has(key) ? 'important' : '');
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} else {
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dest.removeProperty(key);
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}
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}
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}
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return dest;
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}
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function toggleNativeDragInteractions(element, enable) {
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const userSelect = enable ? '' : 'none';
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extendStyles(element.style, {
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'touch-action': enable ? '' : 'none',
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'-webkit-user-drag': enable ? '' : 'none',
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'-webkit-tap-highlight-color': enable ? '' : 'transparent',
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'user-select': userSelect,
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'-ms-user-select': userSelect,
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'-webkit-user-select': userSelect,
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'-moz-user-select': userSelect
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});
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}
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function toggleVisibility(element, enable, importantProperties) {
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extendStyles(element.style, {
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position: enable ? '' : 'fixed',
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top: enable ? '' : '0',
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opacity: enable ? '' : '0',
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left: enable ? '' : '-999em'
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}, importantProperties);
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}
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function combineTransforms(transform, initialTransform) {
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return initialTransform && initialTransform != 'none' ? transform + ' ' + initialTransform : transform;
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}
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function matchElementSize(target, sourceRect) {
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target.style.width = `${sourceRect.width}px`;
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target.style.height = `${sourceRect.height}px`;
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target.style.transform = getTransform(sourceRect.left, sourceRect.top);
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}
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function getTransform(x, y) {
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return `translate3d(${Math.round(x)}px, ${Math.round(y)}px, 0)`;
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}
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const capturingEventOptions = {
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capture: true
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};
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const activeCapturingEventOptions$1 = {
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passive: false,
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capture: true
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};
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class _ResetsLoader {
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static ɵfac = i0.ɵɵngDeclareFactory({
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minVersion: "12.0.0",
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version: "21.0.3",
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ngImport: i0,
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type: _ResetsLoader,
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deps: [],
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target: i0.ɵɵFactoryTarget.Component
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});
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static ɵcmp = i0.ɵɵngDeclareComponent({
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minVersion: "14.0.0",
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version: "21.0.3",
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type: _ResetsLoader,
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isStandalone: true,
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selector: "ng-component",
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host: {
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attributes: {
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"cdk-drag-resets-container": ""
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}
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},
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ngImport: i0,
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template: '',
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isInline: true,
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styles: ["@layer cdk-resets{.cdk-drag-preview{background:none;border:none;padding:0;color:inherit;inset:auto}}.cdk-drag-placeholder *,.cdk-drag-preview *{pointer-events:none !important}\n"],
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changeDetection: i0.ChangeDetectionStrategy.OnPush,
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encapsulation: i0.ViewEncapsulation.None
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});
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}
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i0.ɵɵngDeclareClassMetadata({
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minVersion: "12.0.0",
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version: "21.0.3",
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ngImport: i0,
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type: _ResetsLoader,
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decorators: [{
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type: Component,
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args: [{
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encapsulation: ViewEncapsulation.None,
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template: '',
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changeDetection: ChangeDetectionStrategy.OnPush,
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host: {
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'cdk-drag-resets-container': ''
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},
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styles: ["@layer cdk-resets{.cdk-drag-preview{background:none;border:none;padding:0;color:inherit;inset:auto}}.cdk-drag-placeholder *,.cdk-drag-preview *{pointer-events:none !important}\n"]
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}]
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}]
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});
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class DragDropRegistry {
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_ngZone = inject(NgZone);
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_document = inject(DOCUMENT);
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_styleLoader = inject(_CdkPrivateStyleLoader);
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_renderer = inject(RendererFactory2).createRenderer(null, null);
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_cleanupDocumentTouchmove;
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_scroll = new Subject();
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_dropInstances = new Set();
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_dragInstances = new Set();
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_activeDragInstances = signal([], ...(ngDevMode ? [{
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debugName: "_activeDragInstances"
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}] : []));
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_globalListeners;
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_draggingPredicate = item => item.isDragging();
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_domNodesToDirectives = null;
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pointerMove = new Subject();
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pointerUp = new Subject();
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constructor() {}
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registerDropContainer(drop) {
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if (!this._dropInstances.has(drop)) {
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this._dropInstances.add(drop);
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}
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}
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registerDragItem(drag) {
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this._dragInstances.add(drag);
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if (this._dragInstances.size === 1) {
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this._ngZone.runOutsideAngular(() => {
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this._cleanupDocumentTouchmove?.();
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this._cleanupDocumentTouchmove = this._renderer.listen(this._document, 'touchmove', this._persistentTouchmoveListener, activeCapturingEventOptions$1);
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});
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}
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}
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removeDropContainer(drop) {
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this._dropInstances.delete(drop);
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}
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removeDragItem(drag) {
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this._dragInstances.delete(drag);
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this.stopDragging(drag);
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if (this._dragInstances.size === 0) {
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this._cleanupDocumentTouchmove?.();
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}
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}
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startDragging(drag, event) {
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if (this._activeDragInstances().indexOf(drag) > -1) {
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return;
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}
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this._styleLoader.load(_ResetsLoader);
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this._activeDragInstances.update(instances => [...instances, drag]);
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if (this._activeDragInstances().length === 1) {
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const isTouchEvent = event.type.startsWith('touch');
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const endEventHandler = e => this.pointerUp.next(e);
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const toBind = [['scroll', e => this._scroll.next(e), capturingEventOptions], ['selectstart', this._preventDefaultWhileDragging, activeCapturingEventOptions$1]];
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if (isTouchEvent) {
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toBind.push(['touchend', endEventHandler, capturingEventOptions], ['touchcancel', endEventHandler, capturingEventOptions]);
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} else {
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toBind.push(['mouseup', endEventHandler, capturingEventOptions]);
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}
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if (!isTouchEvent) {
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toBind.push(['mousemove', e => this.pointerMove.next(e), activeCapturingEventOptions$1]);
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}
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this._ngZone.runOutsideAngular(() => {
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this._globalListeners = toBind.map(([name, handler, options]) => this._renderer.listen(this._document, name, handler, options));
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});
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}
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}
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stopDragging(drag) {
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this._activeDragInstances.update(instances => {
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const index = instances.indexOf(drag);
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if (index > -1) {
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instances.splice(index, 1);
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return [...instances];
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}
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return instances;
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});
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if (this._activeDragInstances().length === 0) {
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this._clearGlobalListeners();
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}
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}
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isDragging(drag) {
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return this._activeDragInstances().indexOf(drag) > -1;
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}
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scrolled(shadowRoot) {
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const streams = [this._scroll];
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if (shadowRoot && shadowRoot !== this._document) {
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streams.push(new Observable(observer => {
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return this._ngZone.runOutsideAngular(() => {
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const cleanup = this._renderer.listen(shadowRoot, 'scroll', event => {
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if (this._activeDragInstances().length) {
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observer.next(event);
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}
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}, capturingEventOptions);
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return () => {
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cleanup();
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};
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});
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}));
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}
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return merge(...streams);
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}
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registerDirectiveNode(node, dragRef) {
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this._domNodesToDirectives ??= new WeakMap();
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this._domNodesToDirectives.set(node, dragRef);
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}
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removeDirectiveNode(node) {
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this._domNodesToDirectives?.delete(node);
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}
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getDragDirectiveForNode(node) {
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return this._domNodesToDirectives?.get(node) || null;
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}
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ngOnDestroy() {
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this._dragInstances.forEach(instance => this.removeDragItem(instance));
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this._dropInstances.forEach(instance => this.removeDropContainer(instance));
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this._domNodesToDirectives = null;
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this._clearGlobalListeners();
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this.pointerMove.complete();
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this.pointerUp.complete();
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}
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_preventDefaultWhileDragging = event => {
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if (this._activeDragInstances().length > 0) {
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event.preventDefault();
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}
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};
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_persistentTouchmoveListener = event => {
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if (this._activeDragInstances().length > 0) {
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if (this._activeDragInstances().some(this._draggingPredicate)) {
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event.preventDefault();
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}
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this.pointerMove.next(event);
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}
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};
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_clearGlobalListeners() {
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this._globalListeners?.forEach(cleanup => cleanup());
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this._globalListeners = undefined;
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}
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static ɵfac = i0.ɵɵngDeclareFactory({
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minVersion: "12.0.0",
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version: "21.0.3",
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ngImport: i0,
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type: DragDropRegistry,
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deps: [],
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target: i0.ɵɵFactoryTarget.Injectable
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|
});
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static ɵprov = i0.ɵɵngDeclareInjectable({
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|
minVersion: "12.0.0",
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version: "21.0.3",
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ngImport: i0,
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type: DragDropRegistry,
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|
providedIn: 'root'
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});
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}
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|
i0.ɵɵngDeclareClassMetadata({
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|
minVersion: "12.0.0",
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version: "21.0.3",
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ngImport: i0,
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type: DragDropRegistry,
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|
decorators: [{
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|
type: Injectable,
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|
args: [{
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|
providedIn: 'root'
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}]
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|
}],
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|
ctorParameters: () => []
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|
});
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|
|
|
function parseCssTimeUnitsToMs(value) {
|
|
const multiplier = value.toLowerCase().indexOf('ms') > -1 ? 1 : 1000;
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|
return parseFloat(value) * multiplier;
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|
}
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|
function getTransformTransitionDurationInMs(element) {
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|
const computedStyle = getComputedStyle(element);
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|
const transitionedProperties = parseCssPropertyValue(computedStyle, 'transition-property');
|
|
const property = transitionedProperties.find(prop => prop === 'transform' || prop === 'all');
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|
if (!property) {
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return 0;
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|
}
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|
const propertyIndex = transitionedProperties.indexOf(property);
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const rawDurations = parseCssPropertyValue(computedStyle, 'transition-duration');
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const rawDelays = parseCssPropertyValue(computedStyle, 'transition-delay');
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return parseCssTimeUnitsToMs(rawDurations[propertyIndex]) + parseCssTimeUnitsToMs(rawDelays[propertyIndex]);
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}
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|
function parseCssPropertyValue(computedStyle, name) {
|
|
const value = computedStyle.getPropertyValue(name);
|
|
return value.split(',').map(part => part.trim());
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}
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|
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const importantProperties = new Set(['position']);
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|
class PreviewRef {
|
|
_document;
|
|
_rootElement;
|
|
_direction;
|
|
_initialDomRect;
|
|
_previewTemplate;
|
|
_previewClass;
|
|
_pickupPositionOnPage;
|
|
_initialTransform;
|
|
_zIndex;
|
|
_renderer;
|
|
_previewEmbeddedView = null;
|
|
_preview;
|
|
get element() {
|
|
return this._preview;
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}
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|
constructor(_document, _rootElement, _direction, _initialDomRect, _previewTemplate, _previewClass, _pickupPositionOnPage, _initialTransform, _zIndex, _renderer) {
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this._document = _document;
|
|
this._rootElement = _rootElement;
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|
this._direction = _direction;
|
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this._initialDomRect = _initialDomRect;
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this._previewTemplate = _previewTemplate;
|
|
this._previewClass = _previewClass;
|
|
this._pickupPositionOnPage = _pickupPositionOnPage;
|
|
this._initialTransform = _initialTransform;
|
|
this._zIndex = _zIndex;
|
|
this._renderer = _renderer;
|
|
}
|
|
attach(parent) {
|
|
this._preview = this._createPreview();
|
|
parent.appendChild(this._preview);
|
|
if (supportsPopover(this._preview)) {
|
|
this._preview['showPopover']();
|
|
}
|
|
}
|
|
destroy() {
|
|
this._preview.remove();
|
|
this._previewEmbeddedView?.destroy();
|
|
this._preview = this._previewEmbeddedView = null;
|
|
}
|
|
setTransform(value) {
|
|
this._preview.style.transform = value;
|
|
}
|
|
getBoundingClientRect() {
|
|
return this._preview.getBoundingClientRect();
|
|
}
|
|
addClass(className) {
|
|
this._preview.classList.add(className);
|
|
}
|
|
getTransitionDuration() {
|
|
return getTransformTransitionDurationInMs(this._preview);
|
|
}
|
|
addEventListener(name, handler) {
|
|
return this._renderer.listen(this._preview, name, handler);
|
|
}
|
|
_createPreview() {
|
|
const previewConfig = this._previewTemplate;
|
|
const previewClass = this._previewClass;
|
|
const previewTemplate = previewConfig ? previewConfig.template : null;
|
|
let preview;
|
|
if (previewTemplate && previewConfig) {
|
|
const rootRect = previewConfig.matchSize ? this._initialDomRect : null;
|
|
const viewRef = previewConfig.viewContainer.createEmbeddedView(previewTemplate, previewConfig.context);
|
|
viewRef.detectChanges();
|
|
preview = getRootNode(viewRef, this._document);
|
|
this._previewEmbeddedView = viewRef;
|
|
if (previewConfig.matchSize) {
|
|
matchElementSize(preview, rootRect);
|
|
} else {
|
|
preview.style.transform = getTransform(this._pickupPositionOnPage.x, this._pickupPositionOnPage.y);
|
|
}
|
|
} else {
|
|
preview = deepCloneNode(this._rootElement);
|
|
matchElementSize(preview, this._initialDomRect);
|
|
if (this._initialTransform) {
|
|
preview.style.transform = this._initialTransform;
|
|
}
|
|
}
|
|
extendStyles(preview.style, {
|
|
'pointer-events': 'none',
|
|
'margin': supportsPopover(preview) ? '0 auto 0 0' : '0',
|
|
'position': 'fixed',
|
|
'top': '0',
|
|
'left': '0',
|
|
'z-index': this._zIndex + ''
|
|
}, importantProperties);
|
|
toggleNativeDragInteractions(preview, false);
|
|
preview.classList.add('cdk-drag-preview');
|
|
preview.setAttribute('popover', 'manual');
|
|
preview.setAttribute('dir', this._direction);
|
|
if (previewClass) {
|
|
if (Array.isArray(previewClass)) {
|
|
previewClass.forEach(className => preview.classList.add(className));
|
|
} else {
|
|
preview.classList.add(previewClass);
|
|
}
|
|
}
|
|
return preview;
|
|
}
|
|
}
|
|
function supportsPopover(element) {
|
|
return 'showPopover' in element;
|
|
}
|
|
|
|
const passiveEventListenerOptions = {
|
|
passive: true
|
|
};
|
|
const activeEventListenerOptions = {
|
|
passive: false
|
|
};
|
|
const activeCapturingEventOptions = {
|
|
passive: false,
|
|
capture: true
|
|
};
|
|
const MOUSE_EVENT_IGNORE_TIME = 800;
|
|
const PLACEHOLDER_CLASS = 'cdk-drag-placeholder';
|
|
const dragImportantProperties = new Set(['position']);
|
|
function createDragRef(injector, element, config = {
|
|
dragStartThreshold: 5,
|
|
pointerDirectionChangeThreshold: 5
|
|
}) {
|
|
const renderer = injector.get(Renderer2, null, {
|
|
optional: true
|
|
}) || injector.get(RendererFactory2).createRenderer(null, null);
|
|
return new DragRef(element, config, injector.get(DOCUMENT), injector.get(NgZone), injector.get(ViewportRuler), injector.get(DragDropRegistry), renderer);
|
|
}
|
|
class DragRef {
|
|
_config;
|
|
_document;
|
|
_ngZone;
|
|
_viewportRuler;
|
|
_dragDropRegistry;
|
|
_renderer;
|
|
_rootElementCleanups;
|
|
_cleanupShadowRootSelectStart;
|
|
_preview = null;
|
|
_previewContainer;
|
|
_placeholderRef = null;
|
|
_placeholder;
|
|
_pickupPositionInElement;
|
|
_pickupPositionOnPage;
|
|
_marker;
|
|
_anchor = null;
|
|
_passiveTransform = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
_activeTransform = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
_initialTransform;
|
|
_hasStartedDragging = signal(false, ...(ngDevMode ? [{
|
|
debugName: "_hasStartedDragging"
|
|
}] : []));
|
|
_hasMoved = false;
|
|
_initialContainer;
|
|
_initialIndex;
|
|
_parentPositions;
|
|
_moveEvents = new Subject();
|
|
_pointerDirectionDelta;
|
|
_pointerPositionAtLastDirectionChange;
|
|
_lastKnownPointerPosition;
|
|
_rootElement;
|
|
_ownerSVGElement = null;
|
|
_rootElementTapHighlight;
|
|
_pointerMoveSubscription = Subscription.EMPTY;
|
|
_pointerUpSubscription = Subscription.EMPTY;
|
|
_scrollSubscription = Subscription.EMPTY;
|
|
_resizeSubscription = Subscription.EMPTY;
|
|
_lastTouchEventTime;
|
|
_dragStartTime;
|
|
_boundaryElement = null;
|
|
_nativeInteractionsEnabled = true;
|
|
_initialDomRect;
|
|
_previewRect;
|
|
_boundaryRect;
|
|
_previewTemplate;
|
|
_placeholderTemplate;
|
|
_handles = [];
|
|
_disabledHandles = new Set();
|
|
_dropContainer;
|
|
_direction = 'ltr';
|
|
_parentDragRef = null;
|
|
_cachedShadowRoot;
|
|
lockAxis = null;
|
|
dragStartDelay = 0;
|
|
previewClass;
|
|
scale = 1;
|
|
get disabled() {
|
|
return this._disabled || !!(this._dropContainer && this._dropContainer.disabled);
|
|
}
|
|
set disabled(value) {
|
|
if (value !== this._disabled) {
|
|
this._disabled = value;
|
|
this._toggleNativeDragInteractions();
|
|
this._handles.forEach(handle => toggleNativeDragInteractions(handle, value));
|
|
}
|
|
}
|
|
_disabled = false;
|
|
beforeStarted = new Subject();
|
|
started = new Subject();
|
|
released = new Subject();
|
|
ended = new Subject();
|
|
entered = new Subject();
|
|
exited = new Subject();
|
|
dropped = new Subject();
|
|
moved = this._moveEvents;
|
|
data;
|
|
constrainPosition;
|
|
constructor(element, _config, _document, _ngZone, _viewportRuler, _dragDropRegistry, _renderer) {
|
|
this._config = _config;
|
|
this._document = _document;
|
|
this._ngZone = _ngZone;
|
|
this._viewportRuler = _viewportRuler;
|
|
this._dragDropRegistry = _dragDropRegistry;
|
|
this._renderer = _renderer;
|
|
this.withRootElement(element).withParent(_config.parentDragRef || null);
|
|
this._parentPositions = new ParentPositionTracker(_document);
|
|
_dragDropRegistry.registerDragItem(this);
|
|
}
|
|
getPlaceholderElement() {
|
|
return this._placeholder;
|
|
}
|
|
getRootElement() {
|
|
return this._rootElement;
|
|
}
|
|
getVisibleElement() {
|
|
return this.isDragging() ? this.getPlaceholderElement() : this.getRootElement();
|
|
}
|
|
withHandles(handles) {
|
|
this._handles = handles.map(handle => coerceElement(handle));
|
|
this._handles.forEach(handle => toggleNativeDragInteractions(handle, this.disabled));
|
|
this._toggleNativeDragInteractions();
|
|
const disabledHandles = new Set();
|
|
this._disabledHandles.forEach(handle => {
|
|
if (this._handles.indexOf(handle) > -1) {
|
|
disabledHandles.add(handle);
|
|
}
|
|
});
|
|
this._disabledHandles = disabledHandles;
|
|
return this;
|
|
}
|
|
withPreviewTemplate(template) {
|
|
this._previewTemplate = template;
|
|
return this;
|
|
}
|
|
withPlaceholderTemplate(template) {
|
|
this._placeholderTemplate = template;
|
|
return this;
|
|
}
|
|
withRootElement(rootElement) {
|
|
const element = coerceElement(rootElement);
|
|
if (element !== this._rootElement) {
|
|
this._removeRootElementListeners();
|
|
const renderer = this._renderer;
|
|
this._rootElementCleanups = this._ngZone.runOutsideAngular(() => [renderer.listen(element, 'mousedown', this._pointerDown, activeEventListenerOptions), renderer.listen(element, 'touchstart', this._pointerDown, passiveEventListenerOptions), renderer.listen(element, 'dragstart', this._nativeDragStart, activeEventListenerOptions)]);
|
|
this._initialTransform = undefined;
|
|
this._rootElement = element;
|
|
}
|
|
if (typeof SVGElement !== 'undefined' && this._rootElement instanceof SVGElement) {
|
|
this._ownerSVGElement = this._rootElement.ownerSVGElement;
|
|
}
|
|
return this;
|
|
}
|
|
withBoundaryElement(boundaryElement) {
|
|
this._boundaryElement = boundaryElement ? coerceElement(boundaryElement) : null;
|
|
this._resizeSubscription.unsubscribe();
|
|
if (boundaryElement) {
|
|
this._resizeSubscription = this._viewportRuler.change(10).subscribe(() => this._containInsideBoundaryOnResize());
|
|
}
|
|
return this;
|
|
}
|
|
withParent(parent) {
|
|
this._parentDragRef = parent;
|
|
return this;
|
|
}
|
|
dispose() {
|
|
this._removeRootElementListeners();
|
|
if (this.isDragging()) {
|
|
this._rootElement?.remove();
|
|
}
|
|
this._marker?.remove();
|
|
this._destroyPreview();
|
|
this._destroyPlaceholder();
|
|
this._dragDropRegistry.removeDragItem(this);
|
|
this._removeListeners();
|
|
this.beforeStarted.complete();
|
|
this.started.complete();
|
|
this.released.complete();
|
|
this.ended.complete();
|
|
this.entered.complete();
|
|
this.exited.complete();
|
|
this.dropped.complete();
|
|
this._moveEvents.complete();
|
|
this._handles = [];
|
|
this._disabledHandles.clear();
|
|
this._dropContainer = undefined;
|
|
this._resizeSubscription.unsubscribe();
|
|
this._parentPositions.clear();
|
|
this._boundaryElement = this._rootElement = this._ownerSVGElement = this._placeholderTemplate = this._previewTemplate = this._marker = this._parentDragRef = null;
|
|
}
|
|
isDragging() {
|
|
return this._hasStartedDragging() && this._dragDropRegistry.isDragging(this);
|
|
}
|
|
reset() {
|
|
this._rootElement.style.transform = this._initialTransform || '';
|
|
this._activeTransform = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
this._passiveTransform = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
}
|
|
resetToBoundary() {
|
|
if (this._boundaryElement && this._rootElement && isOverflowingParent(this._boundaryElement.getBoundingClientRect(), this._rootElement.getBoundingClientRect())) {
|
|
const parentRect = this._boundaryElement.getBoundingClientRect();
|
|
const childRect = this._rootElement.getBoundingClientRect();
|
|
let offsetX = 0;
|
|
let offsetY = 0;
|
|
if (childRect.left < parentRect.left) {
|
|
offsetX = parentRect.left - childRect.left;
|
|
} else if (childRect.right > parentRect.right) {
|
|
offsetX = parentRect.right - childRect.right;
|
|
}
|
|
if (childRect.top < parentRect.top) {
|
|
offsetY = parentRect.top - childRect.top;
|
|
} else if (childRect.bottom > parentRect.bottom) {
|
|
offsetY = parentRect.bottom - childRect.bottom;
|
|
}
|
|
const currentLeft = this._activeTransform.x;
|
|
const currentTop = this._activeTransform.y;
|
|
let x = currentLeft + offsetX,
|
|
y = currentTop + offsetY;
|
|
this._rootElement.style.transform = getTransform(x, y);
|
|
this._activeTransform = {
|
|
x,
|
|
y
|
|
};
|
|
this._passiveTransform = {
|
|
x,
|
|
y
|
|
};
|
|
}
|
|
}
|
|
disableHandle(handle) {
|
|
if (!this._disabledHandles.has(handle) && this._handles.indexOf(handle) > -1) {
|
|
this._disabledHandles.add(handle);
|
|
toggleNativeDragInteractions(handle, true);
|
|
}
|
|
}
|
|
enableHandle(handle) {
|
|
if (this._disabledHandles.has(handle)) {
|
|
this._disabledHandles.delete(handle);
|
|
toggleNativeDragInteractions(handle, this.disabled);
|
|
}
|
|
}
|
|
withDirection(direction) {
|
|
this._direction = direction;
|
|
return this;
|
|
}
|
|
_withDropContainer(container) {
|
|
this._dropContainer = container;
|
|
}
|
|
getFreeDragPosition() {
|
|
const position = this.isDragging() ? this._activeTransform : this._passiveTransform;
|
|
return {
|
|
x: position.x,
|
|
y: position.y
|
|
};
|
|
}
|
|
setFreeDragPosition(value) {
|
|
this._activeTransform = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
this._passiveTransform.x = value.x;
|
|
this._passiveTransform.y = value.y;
|
|
if (!this._dropContainer) {
|
|
this._applyRootElementTransform(value.x, value.y);
|
|
}
|
|
return this;
|
|
}
|
|
withPreviewContainer(value) {
|
|
this._previewContainer = value;
|
|
return this;
|
|
}
|
|
_sortFromLastPointerPosition() {
|
|
const position = this._lastKnownPointerPosition;
|
|
if (position && this._dropContainer) {
|
|
this._updateActiveDropContainer(this._getConstrainedPointerPosition(position), position);
|
|
}
|
|
}
|
|
_removeListeners() {
|
|
this._pointerMoveSubscription.unsubscribe();
|
|
this._pointerUpSubscription.unsubscribe();
|
|
this._scrollSubscription.unsubscribe();
|
|
this._cleanupShadowRootSelectStart?.();
|
|
this._cleanupShadowRootSelectStart = undefined;
|
|
}
|
|
_destroyPreview() {
|
|
this._preview?.destroy();
|
|
this._preview = null;
|
|
}
|
|
_destroyPlaceholder() {
|
|
this._anchor?.remove();
|
|
this._placeholder?.remove();
|
|
this._placeholderRef?.destroy();
|
|
this._placeholder = this._anchor = this._placeholderRef = null;
|
|
}
|
|
_pointerDown = event => {
|
|
this.beforeStarted.next();
|
|
if (this._handles.length) {
|
|
const targetHandle = this._getTargetHandle(event);
|
|
if (targetHandle && !this._disabledHandles.has(targetHandle) && !this.disabled) {
|
|
this._initializeDragSequence(targetHandle, event);
|
|
}
|
|
} else if (!this.disabled) {
|
|
this._initializeDragSequence(this._rootElement, event);
|
|
}
|
|
};
|
|
_pointerMove = event => {
|
|
const pointerPosition = this._getPointerPositionOnPage(event);
|
|
if (!this._hasStartedDragging()) {
|
|
const distanceX = Math.abs(pointerPosition.x - this._pickupPositionOnPage.x);
|
|
const distanceY = Math.abs(pointerPosition.y - this._pickupPositionOnPage.y);
|
|
const isOverThreshold = distanceX + distanceY >= this._config.dragStartThreshold;
|
|
if (isOverThreshold) {
|
|
const isDelayElapsed = Date.now() >= this._dragStartTime + this._getDragStartDelay(event);
|
|
const container = this._dropContainer;
|
|
if (!isDelayElapsed) {
|
|
this._endDragSequence(event);
|
|
return;
|
|
}
|
|
if (!container || !container.isDragging() && !container.isReceiving()) {
|
|
if (event.cancelable) {
|
|
event.preventDefault();
|
|
}
|
|
this._hasStartedDragging.set(true);
|
|
this._ngZone.run(() => this._startDragSequence(event));
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
if (event.cancelable) {
|
|
event.preventDefault();
|
|
}
|
|
const constrainedPointerPosition = this._getConstrainedPointerPosition(pointerPosition);
|
|
this._hasMoved = true;
|
|
this._lastKnownPointerPosition = pointerPosition;
|
|
this._updatePointerDirectionDelta(constrainedPointerPosition);
|
|
if (this._dropContainer) {
|
|
this._updateActiveDropContainer(constrainedPointerPosition, pointerPosition);
|
|
} else {
|
|
const offset = this.constrainPosition ? this._initialDomRect : this._pickupPositionOnPage;
|
|
const activeTransform = this._activeTransform;
|
|
activeTransform.x = constrainedPointerPosition.x - offset.x + this._passiveTransform.x;
|
|
activeTransform.y = constrainedPointerPosition.y - offset.y + this._passiveTransform.y;
|
|
this._applyRootElementTransform(activeTransform.x, activeTransform.y);
|
|
}
|
|
if (this._moveEvents.observers.length) {
|
|
this._ngZone.run(() => {
|
|
this._moveEvents.next({
|
|
source: this,
|
|
pointerPosition: constrainedPointerPosition,
|
|
event,
|
|
distance: this._getDragDistance(constrainedPointerPosition),
|
|
delta: this._pointerDirectionDelta
|
|
});
|
|
});
|
|
}
|
|
};
|
|
_pointerUp = event => {
|
|
this._endDragSequence(event);
|
|
};
|
|
_endDragSequence(event) {
|
|
if (!this._dragDropRegistry.isDragging(this)) {
|
|
return;
|
|
}
|
|
this._removeListeners();
|
|
this._dragDropRegistry.stopDragging(this);
|
|
this._toggleNativeDragInteractions();
|
|
if (this._handles) {
|
|
this._rootElement.style.webkitTapHighlightColor = this._rootElementTapHighlight;
|
|
}
|
|
if (!this._hasStartedDragging()) {
|
|
return;
|
|
}
|
|
this.released.next({
|
|
source: this,
|
|
event
|
|
});
|
|
if (this._dropContainer) {
|
|
this._dropContainer._stopScrolling();
|
|
this._animatePreviewToPlaceholder().then(() => {
|
|
this._cleanupDragArtifacts(event);
|
|
this._cleanupCachedDimensions();
|
|
this._dragDropRegistry.stopDragging(this);
|
|
});
|
|
} else {
|
|
this._passiveTransform.x = this._activeTransform.x;
|
|
const pointerPosition = this._getPointerPositionOnPage(event);
|
|
this._passiveTransform.y = this._activeTransform.y;
|
|
this._ngZone.run(() => {
|
|
this.ended.next({
|
|
source: this,
|
|
distance: this._getDragDistance(pointerPosition),
|
|
dropPoint: pointerPosition,
|
|
event
|
|
});
|
|
});
|
|
this._cleanupCachedDimensions();
|
|
this._dragDropRegistry.stopDragging(this);
|
|
}
|
|
}
|
|
_startDragSequence(event) {
|
|
if (isTouchEvent(event)) {
|
|
this._lastTouchEventTime = Date.now();
|
|
}
|
|
this._toggleNativeDragInteractions();
|
|
const shadowRoot = this._getShadowRoot();
|
|
const dropContainer = this._dropContainer;
|
|
if (shadowRoot) {
|
|
this._ngZone.runOutsideAngular(() => {
|
|
this._cleanupShadowRootSelectStart = this._renderer.listen(shadowRoot, 'selectstart', shadowDomSelectStart, activeCapturingEventOptions);
|
|
});
|
|
}
|
|
if (dropContainer) {
|
|
const element = this._rootElement;
|
|
const parent = element.parentNode;
|
|
const placeholder = this._placeholder = this._createPlaceholderElement();
|
|
const marker = this._marker = this._marker || this._document.createComment(typeof ngDevMode === 'undefined' || ngDevMode ? 'cdk-drag-marker' : '');
|
|
parent.insertBefore(marker, element);
|
|
this._initialTransform = element.style.transform || '';
|
|
this._preview = new PreviewRef(this._document, this._rootElement, this._direction, this._initialDomRect, this._previewTemplate || null, this.previewClass || null, this._pickupPositionOnPage, this._initialTransform, this._config.zIndex || 1000, this._renderer);
|
|
this._preview.attach(this._getPreviewInsertionPoint(parent, shadowRoot));
|
|
toggleVisibility(element, false, dragImportantProperties);
|
|
this._document.body.appendChild(parent.replaceChild(placeholder, element));
|
|
this.started.next({
|
|
source: this,
|
|
event
|
|
});
|
|
dropContainer.start();
|
|
this._initialContainer = dropContainer;
|
|
this._initialIndex = dropContainer.getItemIndex(this);
|
|
} else {
|
|
this.started.next({
|
|
source: this,
|
|
event
|
|
});
|
|
this._initialContainer = this._initialIndex = undefined;
|
|
}
|
|
this._parentPositions.cache(dropContainer ? dropContainer.getScrollableParents() : []);
|
|
}
|
|
_initializeDragSequence(referenceElement, event) {
|
|
if (this._parentDragRef) {
|
|
event.stopPropagation();
|
|
}
|
|
const isDragging = this.isDragging();
|
|
const isTouchSequence = isTouchEvent(event);
|
|
const isAuxiliaryMouseButton = !isTouchSequence && event.button !== 0;
|
|
const rootElement = this._rootElement;
|
|
const target = _getEventTarget(event);
|
|
const isSyntheticEvent = !isTouchSequence && this._lastTouchEventTime && this._lastTouchEventTime + MOUSE_EVENT_IGNORE_TIME > Date.now();
|
|
const isFakeEvent = isTouchSequence ? isFakeTouchstartFromScreenReader(event) : isFakeMousedownFromScreenReader(event);
|
|
if (target && target.draggable && event.type === 'mousedown') {
|
|
event.preventDefault();
|
|
}
|
|
if (isDragging || isAuxiliaryMouseButton || isSyntheticEvent || isFakeEvent) {
|
|
return;
|
|
}
|
|
if (this._handles.length) {
|
|
const rootStyles = rootElement.style;
|
|
this._rootElementTapHighlight = rootStyles.webkitTapHighlightColor || '';
|
|
rootStyles.webkitTapHighlightColor = 'transparent';
|
|
}
|
|
this._hasMoved = false;
|
|
this._hasStartedDragging.set(this._hasMoved);
|
|
this._removeListeners();
|
|
this._initialDomRect = this._rootElement.getBoundingClientRect();
|
|
this._pointerMoveSubscription = this._dragDropRegistry.pointerMove.subscribe(this._pointerMove);
|
|
this._pointerUpSubscription = this._dragDropRegistry.pointerUp.subscribe(this._pointerUp);
|
|
this._scrollSubscription = this._dragDropRegistry.scrolled(this._getShadowRoot()).subscribe(scrollEvent => this._updateOnScroll(scrollEvent));
|
|
if (this._boundaryElement) {
|
|
this._boundaryRect = getMutableClientRect(this._boundaryElement);
|
|
}
|
|
const previewTemplate = this._previewTemplate;
|
|
this._pickupPositionInElement = previewTemplate && previewTemplate.template && !previewTemplate.matchSize ? {
|
|
x: 0,
|
|
y: 0
|
|
} : this._getPointerPositionInElement(this._initialDomRect, referenceElement, event);
|
|
const pointerPosition = this._pickupPositionOnPage = this._lastKnownPointerPosition = this._getPointerPositionOnPage(event);
|
|
this._pointerDirectionDelta = {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
this._pointerPositionAtLastDirectionChange = {
|
|
x: pointerPosition.x,
|
|
y: pointerPosition.y
|
|
};
|
|
this._dragStartTime = Date.now();
|
|
this._dragDropRegistry.startDragging(this, event);
|
|
}
|
|
_cleanupDragArtifacts(event) {
|
|
toggleVisibility(this._rootElement, true, dragImportantProperties);
|
|
this._marker.parentNode.replaceChild(this._rootElement, this._marker);
|
|
this._destroyPreview();
|
|
this._destroyPlaceholder();
|
|
this._initialDomRect = this._boundaryRect = this._previewRect = this._initialTransform = undefined;
|
|
this._ngZone.run(() => {
|
|
const container = this._dropContainer;
|
|
const currentIndex = container.getItemIndex(this);
|
|
const pointerPosition = this._getPointerPositionOnPage(event);
|
|
const distance = this._getDragDistance(pointerPosition);
|
|
const isPointerOverContainer = container._isOverContainer(pointerPosition.x, pointerPosition.y);
|
|
this.ended.next({
|
|
source: this,
|
|
distance,
|
|
dropPoint: pointerPosition,
|
|
event
|
|
});
|
|
this.dropped.next({
|
|
item: this,
|
|
currentIndex,
|
|
previousIndex: this._initialIndex,
|
|
container: container,
|
|
previousContainer: this._initialContainer,
|
|
isPointerOverContainer,
|
|
distance,
|
|
dropPoint: pointerPosition,
|
|
event
|
|
});
|
|
container.drop(this, currentIndex, this._initialIndex, this._initialContainer, isPointerOverContainer, distance, pointerPosition, event);
|
|
this._dropContainer = this._initialContainer;
|
|
});
|
|
}
|
|
_updateActiveDropContainer({
|
|
x,
|
|
y
|
|
}, {
|
|
x: rawX,
|
|
y: rawY
|
|
}) {
|
|
let newContainer = this._initialContainer._getSiblingContainerFromPosition(this, x, y);
|
|
if (!newContainer && this._dropContainer !== this._initialContainer && this._initialContainer._isOverContainer(x, y)) {
|
|
newContainer = this._initialContainer;
|
|
}
|
|
if (newContainer && newContainer !== this._dropContainer) {
|
|
this._ngZone.run(() => {
|
|
const exitIndex = this._dropContainer.getItemIndex(this);
|
|
const nextItemElement = this._dropContainer.getItemAtIndex(exitIndex + 1)?.getVisibleElement() || null;
|
|
this.exited.next({
|
|
item: this,
|
|
container: this._dropContainer
|
|
});
|
|
this._dropContainer.exit(this);
|
|
this._conditionallyInsertAnchor(newContainer, this._dropContainer, nextItemElement);
|
|
this._dropContainer = newContainer;
|
|
this._dropContainer.enter(this, x, y, newContainer === this._initialContainer && newContainer.sortingDisabled ? this._initialIndex : undefined);
|
|
this.entered.next({
|
|
item: this,
|
|
container: newContainer,
|
|
currentIndex: newContainer.getItemIndex(this)
|
|
});
|
|
});
|
|
}
|
|
if (this.isDragging()) {
|
|
this._dropContainer._startScrollingIfNecessary(rawX, rawY);
|
|
this._dropContainer._sortItem(this, x, y, this._pointerDirectionDelta);
|
|
if (this.constrainPosition) {
|
|
this._applyPreviewTransform(x, y);
|
|
} else {
|
|
this._applyPreviewTransform(x - this._pickupPositionInElement.x, y - this._pickupPositionInElement.y);
|
|
}
|
|
}
|
|
}
|
|
_animatePreviewToPlaceholder() {
|
|
if (!this._hasMoved) {
|
|
return Promise.resolve();
|
|
}
|
|
const placeholderRect = this._placeholder.getBoundingClientRect();
|
|
this._preview.addClass('cdk-drag-animating');
|
|
this._applyPreviewTransform(placeholderRect.left, placeholderRect.top);
|
|
const duration = this._preview.getTransitionDuration();
|
|
if (duration === 0) {
|
|
return Promise.resolve();
|
|
}
|
|
return this._ngZone.runOutsideAngular(() => {
|
|
return new Promise(resolve => {
|
|
const handler = event => {
|
|
if (!event || this._preview && _getEventTarget(event) === this._preview.element && event.propertyName === 'transform') {
|
|
cleanupListener();
|
|
resolve();
|
|
clearTimeout(timeout);
|
|
}
|
|
};
|
|
const timeout = setTimeout(handler, duration * 1.5);
|
|
const cleanupListener = this._preview.addEventListener('transitionend', handler);
|
|
});
|
|
});
|
|
}
|
|
_createPlaceholderElement() {
|
|
const placeholderConfig = this._placeholderTemplate;
|
|
const placeholderTemplate = placeholderConfig ? placeholderConfig.template : null;
|
|
let placeholder;
|
|
if (placeholderTemplate) {
|
|
this._placeholderRef = placeholderConfig.viewContainer.createEmbeddedView(placeholderTemplate, placeholderConfig.context);
|
|
this._placeholderRef.detectChanges();
|
|
placeholder = getRootNode(this._placeholderRef, this._document);
|
|
} else {
|
|
placeholder = deepCloneNode(this._rootElement);
|
|
}
|
|
placeholder.style.pointerEvents = 'none';
|
|
placeholder.classList.add(PLACEHOLDER_CLASS);
|
|
return placeholder;
|
|
}
|
|
_getPointerPositionInElement(elementRect, referenceElement, event) {
|
|
const handleElement = referenceElement === this._rootElement ? null : referenceElement;
|
|
const referenceRect = handleElement ? handleElement.getBoundingClientRect() : elementRect;
|
|
const point = isTouchEvent(event) ? event.targetTouches[0] : event;
|
|
const scrollPosition = this._getViewportScrollPosition();
|
|
const x = point.pageX - referenceRect.left - scrollPosition.left;
|
|
const y = point.pageY - referenceRect.top - scrollPosition.top;
|
|
return {
|
|
x: referenceRect.left - elementRect.left + x,
|
|
y: referenceRect.top - elementRect.top + y
|
|
};
|
|
}
|
|
_getPointerPositionOnPage(event) {
|
|
const scrollPosition = this._getViewportScrollPosition();
|
|
const point = isTouchEvent(event) ? event.touches[0] || event.changedTouches[0] || {
|
|
pageX: 0,
|
|
pageY: 0
|
|
} : event;
|
|
const x = point.pageX - scrollPosition.left;
|
|
const y = point.pageY - scrollPosition.top;
|
|
if (this._ownerSVGElement) {
|
|
const svgMatrix = this._ownerSVGElement.getScreenCTM();
|
|
if (svgMatrix) {
|
|
const svgPoint = this._ownerSVGElement.createSVGPoint();
|
|
svgPoint.x = x;
|
|
svgPoint.y = y;
|
|
return svgPoint.matrixTransform(svgMatrix.inverse());
|
|
}
|
|
}
|
|
return {
|
|
x,
|
|
y
|
|
};
|
|
}
|
|
_getConstrainedPointerPosition(point) {
|
|
const dropContainerLock = this._dropContainer ? this._dropContainer.lockAxis : null;
|
|
let {
|
|
x,
|
|
y
|
|
} = this.constrainPosition ? this.constrainPosition(point, this, this._initialDomRect, this._pickupPositionInElement) : point;
|
|
if (this.lockAxis === 'x' || dropContainerLock === 'x') {
|
|
y = this._pickupPositionOnPage.y - (this.constrainPosition ? this._pickupPositionInElement.y : 0);
|
|
} else if (this.lockAxis === 'y' || dropContainerLock === 'y') {
|
|
x = this._pickupPositionOnPage.x - (this.constrainPosition ? this._pickupPositionInElement.x : 0);
|
|
}
|
|
if (this._boundaryRect) {
|
|
const {
|
|
x: pickupX,
|
|
y: pickupY
|
|
} = !this.constrainPosition ? this._pickupPositionInElement : {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
const boundaryRect = this._boundaryRect;
|
|
const {
|
|
width: previewWidth,
|
|
height: previewHeight
|
|
} = this._getPreviewRect();
|
|
const minY = boundaryRect.top + pickupY;
|
|
const maxY = boundaryRect.bottom - (previewHeight - pickupY);
|
|
const minX = boundaryRect.left + pickupX;
|
|
const maxX = boundaryRect.right - (previewWidth - pickupX);
|
|
x = clamp$1(x, minX, maxX);
|
|
y = clamp$1(y, minY, maxY);
|
|
}
|
|
return {
|
|
x,
|
|
y
|
|
};
|
|
}
|
|
_updatePointerDirectionDelta(pointerPositionOnPage) {
|
|
const {
|
|
x,
|
|
y
|
|
} = pointerPositionOnPage;
|
|
const delta = this._pointerDirectionDelta;
|
|
const positionSinceLastChange = this._pointerPositionAtLastDirectionChange;
|
|
const changeX = Math.abs(x - positionSinceLastChange.x);
|
|
const changeY = Math.abs(y - positionSinceLastChange.y);
|
|
if (changeX > this._config.pointerDirectionChangeThreshold) {
|
|
delta.x = x > positionSinceLastChange.x ? 1 : -1;
|
|
positionSinceLastChange.x = x;
|
|
}
|
|
if (changeY > this._config.pointerDirectionChangeThreshold) {
|
|
delta.y = y > positionSinceLastChange.y ? 1 : -1;
|
|
positionSinceLastChange.y = y;
|
|
}
|
|
return delta;
|
|
}
|
|
_toggleNativeDragInteractions() {
|
|
if (!this._rootElement || !this._handles) {
|
|
return;
|
|
}
|
|
const shouldEnable = this._handles.length > 0 || !this.isDragging();
|
|
if (shouldEnable !== this._nativeInteractionsEnabled) {
|
|
this._nativeInteractionsEnabled = shouldEnable;
|
|
toggleNativeDragInteractions(this._rootElement, shouldEnable);
|
|
}
|
|
}
|
|
_removeRootElementListeners() {
|
|
this._rootElementCleanups?.forEach(cleanup => cleanup());
|
|
this._rootElementCleanups = undefined;
|
|
}
|
|
_applyRootElementTransform(x, y) {
|
|
const scale = 1 / this.scale;
|
|
const transform = getTransform(x * scale, y * scale);
|
|
const styles = this._rootElement.style;
|
|
if (this._initialTransform == null) {
|
|
this._initialTransform = styles.transform && styles.transform != 'none' ? styles.transform : '';
|
|
}
|
|
styles.transform = combineTransforms(transform, this._initialTransform);
|
|
}
|
|
_applyPreviewTransform(x, y) {
|
|
const initialTransform = this._previewTemplate?.template ? undefined : this._initialTransform;
|
|
const transform = getTransform(x, y);
|
|
this._preview.setTransform(combineTransforms(transform, initialTransform));
|
|
}
|
|
_getDragDistance(currentPosition) {
|
|
const pickupPosition = this._pickupPositionOnPage;
|
|
if (pickupPosition) {
|
|
return {
|
|
x: currentPosition.x - pickupPosition.x,
|
|
y: currentPosition.y - pickupPosition.y
|
|
};
|
|
}
|
|
return {
|
|
x: 0,
|
|
y: 0
|
|
};
|
|
}
|
|
_cleanupCachedDimensions() {
|
|
this._boundaryRect = this._previewRect = undefined;
|
|
this._parentPositions.clear();
|
|
}
|
|
_containInsideBoundaryOnResize() {
|
|
let {
|
|
x,
|
|
y
|
|
} = this._passiveTransform;
|
|
if (x === 0 && y === 0 || this.isDragging() || !this._boundaryElement) {
|
|
return;
|
|
}
|
|
const elementRect = this._rootElement.getBoundingClientRect();
|
|
const boundaryRect = this._boundaryElement.getBoundingClientRect();
|
|
if (boundaryRect.width === 0 && boundaryRect.height === 0 || elementRect.width === 0 && elementRect.height === 0) {
|
|
return;
|
|
}
|
|
const leftOverflow = boundaryRect.left - elementRect.left;
|
|
const rightOverflow = elementRect.right - boundaryRect.right;
|
|
const topOverflow = boundaryRect.top - elementRect.top;
|
|
const bottomOverflow = elementRect.bottom - boundaryRect.bottom;
|
|
if (boundaryRect.width > elementRect.width) {
|
|
if (leftOverflow > 0) {
|
|
x += leftOverflow;
|
|
}
|
|
if (rightOverflow > 0) {
|
|
x -= rightOverflow;
|
|
}
|
|
} else {
|
|
x = 0;
|
|
}
|
|
if (boundaryRect.height > elementRect.height) {
|
|
if (topOverflow > 0) {
|
|
y += topOverflow;
|
|
}
|
|
if (bottomOverflow > 0) {
|
|
y -= bottomOverflow;
|
|
}
|
|
} else {
|
|
y = 0;
|
|
}
|
|
if (x !== this._passiveTransform.x || y !== this._passiveTransform.y) {
|
|
this.setFreeDragPosition({
|
|
y,
|
|
x
|
|
});
|
|
}
|
|
}
|
|
_getDragStartDelay(event) {
|
|
const value = this.dragStartDelay;
|
|
if (typeof value === 'number') {
|
|
return value;
|
|
} else if (isTouchEvent(event)) {
|
|
return value.touch;
|
|
}
|
|
return value ? value.mouse : 0;
|
|
}
|
|
_updateOnScroll(event) {
|
|
const scrollDifference = this._parentPositions.handleScroll(event);
|
|
if (scrollDifference) {
|
|
const target = _getEventTarget(event);
|
|
if (this._boundaryRect && target !== this._boundaryElement && target.contains(this._boundaryElement)) {
|
|
adjustDomRect(this._boundaryRect, scrollDifference.top, scrollDifference.left);
|
|
}
|
|
this._pickupPositionOnPage.x += scrollDifference.left;
|
|
this._pickupPositionOnPage.y += scrollDifference.top;
|
|
if (!this._dropContainer) {
|
|
this._activeTransform.x -= scrollDifference.left;
|
|
this._activeTransform.y -= scrollDifference.top;
|
|
this._applyRootElementTransform(this._activeTransform.x, this._activeTransform.y);
|
|
}
|
|
}
|
|
}
|
|
_getViewportScrollPosition() {
|
|
return this._parentPositions.positions.get(this._document)?.scrollPosition || this._parentPositions.getViewportScrollPosition();
|
|
}
|
|
_getShadowRoot() {
|
|
if (this._cachedShadowRoot === undefined) {
|
|
this._cachedShadowRoot = _getShadowRoot(this._rootElement);
|
|
}
|
|
return this._cachedShadowRoot;
|
|
}
|
|
_getPreviewInsertionPoint(initialParent, shadowRoot) {
|
|
const previewContainer = this._previewContainer || 'global';
|
|
if (previewContainer === 'parent') {
|
|
return initialParent;
|
|
}
|
|
if (previewContainer === 'global') {
|
|
const documentRef = this._document;
|
|
return shadowRoot || documentRef.fullscreenElement || documentRef.webkitFullscreenElement || documentRef.mozFullScreenElement || documentRef.msFullscreenElement || documentRef.body;
|
|
}
|
|
return coerceElement(previewContainer);
|
|
}
|
|
_getPreviewRect() {
|
|
if (!this._previewRect || !this._previewRect.width && !this._previewRect.height) {
|
|
this._previewRect = this._preview ? this._preview.getBoundingClientRect() : this._initialDomRect;
|
|
}
|
|
return this._previewRect;
|
|
}
|
|
_nativeDragStart = event => {
|
|
if (this._handles.length) {
|
|
const targetHandle = this._getTargetHandle(event);
|
|
if (targetHandle && !this._disabledHandles.has(targetHandle) && !this.disabled) {
|
|
event.preventDefault();
|
|
}
|
|
} else if (!this.disabled) {
|
|
event.preventDefault();
|
|
}
|
|
};
|
|
_getTargetHandle(event) {
|
|
return this._handles.find(handle => {
|
|
return event.target && (event.target === handle || handle.contains(event.target));
|
|
});
|
|
}
|
|
_conditionallyInsertAnchor(newContainer, exitContainer, nextItemElement) {
|
|
if (newContainer === this._initialContainer) {
|
|
this._anchor?.remove();
|
|
this._anchor = null;
|
|
} else if (exitContainer === this._initialContainer && exitContainer.hasAnchor) {
|
|
const anchor = this._anchor ??= deepCloneNode(this._placeholder);
|
|
anchor.classList.remove(PLACEHOLDER_CLASS);
|
|
anchor.classList.add('cdk-drag-anchor');
|
|
anchor.style.transform = '';
|
|
if (nextItemElement) {
|
|
nextItemElement.before(anchor);
|
|
} else {
|
|
coerceElement(exitContainer.element).appendChild(anchor);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
function clamp$1(value, min, max) {
|
|
return Math.max(min, Math.min(max, value));
|
|
}
|
|
function isTouchEvent(event) {
|
|
return event.type[0] === 't';
|
|
}
|
|
function shadowDomSelectStart(event) {
|
|
event.preventDefault();
|
|
}
|
|
|
|
function moveItemInArray(array, fromIndex, toIndex) {
|
|
const from = clamp(fromIndex, array.length - 1);
|
|
const to = clamp(toIndex, array.length - 1);
|
|
if (from === to) {
|
|
return;
|
|
}
|
|
const target = array[from];
|
|
const delta = to < from ? -1 : 1;
|
|
for (let i = from; i !== to; i += delta) {
|
|
array[i] = array[i + delta];
|
|
}
|
|
array[to] = target;
|
|
}
|
|
function transferArrayItem(currentArray, targetArray, currentIndex, targetIndex) {
|
|
const from = clamp(currentIndex, currentArray.length - 1);
|
|
const to = clamp(targetIndex, targetArray.length);
|
|
if (currentArray.length) {
|
|
targetArray.splice(to, 0, currentArray.splice(from, 1)[0]);
|
|
}
|
|
}
|
|
function copyArrayItem(currentArray, targetArray, currentIndex, targetIndex) {
|
|
const to = clamp(targetIndex, targetArray.length);
|
|
if (currentArray.length) {
|
|
targetArray.splice(to, 0, currentArray[currentIndex]);
|
|
}
|
|
}
|
|
function clamp(value, max) {
|
|
return Math.max(0, Math.min(max, value));
|
|
}
|
|
|
|
class SingleAxisSortStrategy {
|
|
_dragDropRegistry;
|
|
_element;
|
|
_sortPredicate;
|
|
_itemPositions = [];
|
|
_activeDraggables;
|
|
orientation = 'vertical';
|
|
direction = 'ltr';
|
|
constructor(_dragDropRegistry) {
|
|
this._dragDropRegistry = _dragDropRegistry;
|
|
}
|
|
_previousSwap = {
|
|
drag: null,
|
|
delta: 0,
|
|
overlaps: false
|
|
};
|
|
start(items) {
|
|
this.withItems(items);
|
|
}
|
|
sort(item, pointerX, pointerY, pointerDelta) {
|
|
const siblings = this._itemPositions;
|
|
const newIndex = this._getItemIndexFromPointerPosition(item, pointerX, pointerY, pointerDelta);
|
|
if (newIndex === -1 && siblings.length > 0) {
|
|
return null;
|
|
}
|
|
const isHorizontal = this.orientation === 'horizontal';
|
|
const currentIndex = siblings.findIndex(currentItem => currentItem.drag === item);
|
|
const siblingAtNewPosition = siblings[newIndex];
|
|
const currentPosition = siblings[currentIndex].clientRect;
|
|
const newPosition = siblingAtNewPosition.clientRect;
|
|
const delta = currentIndex > newIndex ? 1 : -1;
|
|
const itemOffset = this._getItemOffsetPx(currentPosition, newPosition, delta);
|
|
const siblingOffset = this._getSiblingOffsetPx(currentIndex, siblings, delta);
|
|
const oldOrder = siblings.slice();
|
|
moveItemInArray(siblings, currentIndex, newIndex);
|
|
siblings.forEach((sibling, index) => {
|
|
if (oldOrder[index] === sibling) {
|
|
return;
|
|
}
|
|
const isDraggedItem = sibling.drag === item;
|
|
const offset = isDraggedItem ? itemOffset : siblingOffset;
|
|
const elementToOffset = isDraggedItem ? item.getPlaceholderElement() : sibling.drag.getRootElement();
|
|
sibling.offset += offset;
|
|
const transformAmount = Math.round(sibling.offset * (1 / sibling.drag.scale));
|
|
if (isHorizontal) {
|
|
elementToOffset.style.transform = combineTransforms(`translate3d(${transformAmount}px, 0, 0)`, sibling.initialTransform);
|
|
adjustDomRect(sibling.clientRect, 0, offset);
|
|
} else {
|
|
elementToOffset.style.transform = combineTransforms(`translate3d(0, ${transformAmount}px, 0)`, sibling.initialTransform);
|
|
adjustDomRect(sibling.clientRect, offset, 0);
|
|
}
|
|
});
|
|
this._previousSwap.overlaps = isInsideClientRect(newPosition, pointerX, pointerY);
|
|
this._previousSwap.drag = siblingAtNewPosition.drag;
|
|
this._previousSwap.delta = isHorizontal ? pointerDelta.x : pointerDelta.y;
|
|
return {
|
|
previousIndex: currentIndex,
|
|
currentIndex: newIndex
|
|
};
|
|
}
|
|
enter(item, pointerX, pointerY, index) {
|
|
const newIndex = index == null || index < 0 ? this._getItemIndexFromPointerPosition(item, pointerX, pointerY) : index;
|
|
const activeDraggables = this._activeDraggables;
|
|
const currentIndex = activeDraggables.indexOf(item);
|
|
const placeholder = item.getPlaceholderElement();
|
|
let newPositionReference = activeDraggables[newIndex];
|
|
if (newPositionReference === item) {
|
|
newPositionReference = activeDraggables[newIndex + 1];
|
|
}
|
|
if (!newPositionReference && (newIndex == null || newIndex === -1 || newIndex < activeDraggables.length - 1) && this._shouldEnterAsFirstChild(pointerX, pointerY)) {
|
|
newPositionReference = activeDraggables[0];
|
|
}
|
|
if (currentIndex > -1) {
|
|
activeDraggables.splice(currentIndex, 1);
|
|
}
|
|
if (newPositionReference && !this._dragDropRegistry.isDragging(newPositionReference)) {
|
|
const element = newPositionReference.getRootElement();
|
|
element.parentElement.insertBefore(placeholder, element);
|
|
activeDraggables.splice(newIndex, 0, item);
|
|
} else {
|
|
this._element.appendChild(placeholder);
|
|
activeDraggables.push(item);
|
|
}
|
|
placeholder.style.transform = '';
|
|
this._cacheItemPositions();
|
|
}
|
|
withItems(items) {
|
|
this._activeDraggables = items.slice();
|
|
this._cacheItemPositions();
|
|
}
|
|
withSortPredicate(predicate) {
|
|
this._sortPredicate = predicate;
|
|
}
|
|
reset() {
|
|
this._activeDraggables?.forEach(item => {
|
|
const rootElement = item.getRootElement();
|
|
if (rootElement) {
|
|
const initialTransform = this._itemPositions.find(p => p.drag === item)?.initialTransform;
|
|
rootElement.style.transform = initialTransform || '';
|
|
}
|
|
});
|
|
this._itemPositions = [];
|
|
this._activeDraggables = [];
|
|
this._previousSwap.drag = null;
|
|
this._previousSwap.delta = 0;
|
|
this._previousSwap.overlaps = false;
|
|
}
|
|
getActiveItemsSnapshot() {
|
|
return this._activeDraggables;
|
|
}
|
|
getItemIndex(item) {
|
|
return this._getVisualItemPositions().findIndex(currentItem => currentItem.drag === item);
|
|
}
|
|
getItemAtIndex(index) {
|
|
return this._getVisualItemPositions()[index]?.drag || null;
|
|
}
|
|
updateOnScroll(topDifference, leftDifference) {
|
|
this._itemPositions.forEach(({
|
|
clientRect
|
|
}) => {
|
|
adjustDomRect(clientRect, topDifference, leftDifference);
|
|
});
|
|
this._itemPositions.forEach(({
|
|
drag
|
|
}) => {
|
|
if (this._dragDropRegistry.isDragging(drag)) {
|
|
drag._sortFromLastPointerPosition();
|
|
}
|
|
});
|
|
}
|
|
withElementContainer(container) {
|
|
this._element = container;
|
|
}
|
|
_cacheItemPositions() {
|
|
const isHorizontal = this.orientation === 'horizontal';
|
|
this._itemPositions = this._activeDraggables.map(drag => {
|
|
const elementToMeasure = drag.getVisibleElement();
|
|
return {
|
|
drag,
|
|
offset: 0,
|
|
initialTransform: elementToMeasure.style.transform || '',
|
|
clientRect: getMutableClientRect(elementToMeasure)
|
|
};
|
|
}).sort((a, b) => {
|
|
return isHorizontal ? a.clientRect.left - b.clientRect.left : a.clientRect.top - b.clientRect.top;
|
|
});
|
|
}
|
|
_getVisualItemPositions() {
|
|
return this.orientation === 'horizontal' && this.direction === 'rtl' ? this._itemPositions.slice().reverse() : this._itemPositions;
|
|
}
|
|
_getItemOffsetPx(currentPosition, newPosition, delta) {
|
|
const isHorizontal = this.orientation === 'horizontal';
|
|
let itemOffset = isHorizontal ? newPosition.left - currentPosition.left : newPosition.top - currentPosition.top;
|
|
if (delta === -1) {
|
|
itemOffset += isHorizontal ? newPosition.width - currentPosition.width : newPosition.height - currentPosition.height;
|
|
}
|
|
return itemOffset;
|
|
}
|
|
_getSiblingOffsetPx(currentIndex, siblings, delta) {
|
|
const isHorizontal = this.orientation === 'horizontal';
|
|
const currentPosition = siblings[currentIndex].clientRect;
|
|
const immediateSibling = siblings[currentIndex + delta * -1];
|
|
let siblingOffset = currentPosition[isHorizontal ? 'width' : 'height'] * delta;
|
|
if (immediateSibling) {
|
|
const start = isHorizontal ? 'left' : 'top';
|
|
const end = isHorizontal ? 'right' : 'bottom';
|
|
if (delta === -1) {
|
|
siblingOffset -= immediateSibling.clientRect[start] - currentPosition[end];
|
|
} else {
|
|
siblingOffset += currentPosition[start] - immediateSibling.clientRect[end];
|
|
}
|
|
}
|
|
return siblingOffset;
|
|
}
|
|
_shouldEnterAsFirstChild(pointerX, pointerY) {
|
|
if (!this._activeDraggables.length) {
|
|
return false;
|
|
}
|
|
const itemPositions = this._itemPositions;
|
|
const isHorizontal = this.orientation === 'horizontal';
|
|
const reversed = itemPositions[0].drag !== this._activeDraggables[0];
|
|
if (reversed) {
|
|
const lastItemRect = itemPositions[itemPositions.length - 1].clientRect;
|
|
return isHorizontal ? pointerX >= lastItemRect.right : pointerY >= lastItemRect.bottom;
|
|
} else {
|
|
const firstItemRect = itemPositions[0].clientRect;
|
|
return isHorizontal ? pointerX <= firstItemRect.left : pointerY <= firstItemRect.top;
|
|
}
|
|
}
|
|
_getItemIndexFromPointerPosition(item, pointerX, pointerY, delta) {
|
|
const isHorizontal = this.orientation === 'horizontal';
|
|
const index = this._itemPositions.findIndex(({
|
|
drag,
|
|
clientRect
|
|
}) => {
|
|
if (drag === item) {
|
|
return false;
|
|
}
|
|
if (delta) {
|
|
const direction = isHorizontal ? delta.x : delta.y;
|
|
if (drag === this._previousSwap.drag && this._previousSwap.overlaps && direction === this._previousSwap.delta) {
|
|
return false;
|
|
}
|
|
}
|
|
return isHorizontal ? pointerX >= Math.floor(clientRect.left) && pointerX < Math.floor(clientRect.right) : pointerY >= Math.floor(clientRect.top) && pointerY < Math.floor(clientRect.bottom);
|
|
});
|
|
return index === -1 || !this._sortPredicate(index, item) ? -1 : index;
|
|
}
|
|
}
|
|
|
|
class MixedSortStrategy {
|
|
_document;
|
|
_dragDropRegistry;
|
|
_element;
|
|
_sortPredicate;
|
|
_rootNode;
|
|
_activeItems;
|
|
_previousSwap = {
|
|
drag: null,
|
|
deltaX: 0,
|
|
deltaY: 0,
|
|
overlaps: false
|
|
};
|
|
_relatedNodes = [];
|
|
constructor(_document, _dragDropRegistry) {
|
|
this._document = _document;
|
|
this._dragDropRegistry = _dragDropRegistry;
|
|
}
|
|
start(items) {
|
|
const childNodes = this._element.childNodes;
|
|
this._relatedNodes = [];
|
|
for (let i = 0; i < childNodes.length; i++) {
|
|
const node = childNodes[i];
|
|
this._relatedNodes.push([node, node.nextSibling]);
|
|
}
|
|
this.withItems(items);
|
|
}
|
|
sort(item, pointerX, pointerY, pointerDelta) {
|
|
const newIndex = this._getItemIndexFromPointerPosition(item, pointerX, pointerY);
|
|
const previousSwap = this._previousSwap;
|
|
if (newIndex === -1 || this._activeItems[newIndex] === item) {
|
|
return null;
|
|
}
|
|
const toSwapWith = this._activeItems[newIndex];
|
|
if (previousSwap.drag === toSwapWith && previousSwap.overlaps && previousSwap.deltaX === pointerDelta.x && previousSwap.deltaY === pointerDelta.y) {
|
|
return null;
|
|
}
|
|
const previousIndex = this.getItemIndex(item);
|
|
const current = item.getPlaceholderElement();
|
|
const overlapElement = toSwapWith.getRootElement();
|
|
if (newIndex > previousIndex) {
|
|
overlapElement.after(current);
|
|
} else {
|
|
overlapElement.before(current);
|
|
}
|
|
moveItemInArray(this._activeItems, previousIndex, newIndex);
|
|
const newOverlapElement = this._getRootNode().elementFromPoint(pointerX, pointerY);
|
|
previousSwap.deltaX = pointerDelta.x;
|
|
previousSwap.deltaY = pointerDelta.y;
|
|
previousSwap.drag = toSwapWith;
|
|
previousSwap.overlaps = overlapElement === newOverlapElement || overlapElement.contains(newOverlapElement);
|
|
return {
|
|
previousIndex,
|
|
currentIndex: newIndex
|
|
};
|
|
}
|
|
enter(item, pointerX, pointerY, index) {
|
|
const currentIndex = this._activeItems.indexOf(item);
|
|
if (currentIndex > -1) {
|
|
this._activeItems.splice(currentIndex, 1);
|
|
}
|
|
let enterIndex = index == null || index < 0 ? this._getItemIndexFromPointerPosition(item, pointerX, pointerY) : index;
|
|
if (enterIndex === -1) {
|
|
enterIndex = this._getClosestItemIndexToPointer(item, pointerX, pointerY);
|
|
}
|
|
const targetItem = this._activeItems[enterIndex];
|
|
if (targetItem && !this._dragDropRegistry.isDragging(targetItem)) {
|
|
this._activeItems.splice(enterIndex, 0, item);
|
|
targetItem.getRootElement().before(item.getPlaceholderElement());
|
|
} else {
|
|
this._activeItems.push(item);
|
|
this._element.appendChild(item.getPlaceholderElement());
|
|
}
|
|
}
|
|
withItems(items) {
|
|
this._activeItems = items.slice();
|
|
}
|
|
withSortPredicate(predicate) {
|
|
this._sortPredicate = predicate;
|
|
}
|
|
reset() {
|
|
const root = this._element;
|
|
const previousSwap = this._previousSwap;
|
|
for (let i = this._relatedNodes.length - 1; i > -1; i--) {
|
|
const [node, nextSibling] = this._relatedNodes[i];
|
|
if (node.parentNode === root && node.nextSibling !== nextSibling) {
|
|
if (nextSibling === null) {
|
|
root.appendChild(node);
|
|
} else if (nextSibling.parentNode === root) {
|
|
root.insertBefore(node, nextSibling);
|
|
}
|
|
}
|
|
}
|
|
this._relatedNodes = [];
|
|
this._activeItems = [];
|
|
previousSwap.drag = null;
|
|
previousSwap.deltaX = previousSwap.deltaY = 0;
|
|
previousSwap.overlaps = false;
|
|
}
|
|
getActiveItemsSnapshot() {
|
|
return this._activeItems;
|
|
}
|
|
getItemIndex(item) {
|
|
return this._activeItems.indexOf(item);
|
|
}
|
|
getItemAtIndex(index) {
|
|
return this._activeItems[index] || null;
|
|
}
|
|
updateOnScroll() {
|
|
this._activeItems.forEach(item => {
|
|
if (this._dragDropRegistry.isDragging(item)) {
|
|
item._sortFromLastPointerPosition();
|
|
}
|
|
});
|
|
}
|
|
withElementContainer(container) {
|
|
if (container !== this._element) {
|
|
this._element = container;
|
|
this._rootNode = undefined;
|
|
}
|
|
}
|
|
_getItemIndexFromPointerPosition(item, pointerX, pointerY) {
|
|
const elementAtPoint = this._getRootNode().elementFromPoint(Math.floor(pointerX), Math.floor(pointerY));
|
|
const index = elementAtPoint ? this._activeItems.findIndex(item => {
|
|
const root = item.getRootElement();
|
|
return elementAtPoint === root || root.contains(elementAtPoint);
|
|
}) : -1;
|
|
return index === -1 || !this._sortPredicate(index, item) ? -1 : index;
|
|
}
|
|
_getRootNode() {
|
|
if (!this._rootNode) {
|
|
this._rootNode = _getShadowRoot(this._element) || this._document;
|
|
}
|
|
return this._rootNode;
|
|
}
|
|
_getClosestItemIndexToPointer(item, pointerX, pointerY) {
|
|
if (this._activeItems.length === 0) {
|
|
return -1;
|
|
}
|
|
if (this._activeItems.length === 1) {
|
|
return 0;
|
|
}
|
|
let minDistance = Infinity;
|
|
let minIndex = -1;
|
|
for (let i = 0; i < this._activeItems.length; i++) {
|
|
const current = this._activeItems[i];
|
|
if (current !== item) {
|
|
const {
|
|
x,
|
|
y
|
|
} = current.getRootElement().getBoundingClientRect();
|
|
const distance = Math.hypot(pointerX - x, pointerY - y);
|
|
if (distance < minDistance) {
|
|
minDistance = distance;
|
|
minIndex = i;
|
|
}
|
|
}
|
|
}
|
|
return minIndex;
|
|
}
|
|
}
|
|
|
|
const DROP_PROXIMITY_THRESHOLD = 0.05;
|
|
const SCROLL_PROXIMITY_THRESHOLD = 0.05;
|
|
var AutoScrollVerticalDirection;
|
|
(function (AutoScrollVerticalDirection) {
|
|
AutoScrollVerticalDirection[AutoScrollVerticalDirection["NONE"] = 0] = "NONE";
|
|
AutoScrollVerticalDirection[AutoScrollVerticalDirection["UP"] = 1] = "UP";
|
|
AutoScrollVerticalDirection[AutoScrollVerticalDirection["DOWN"] = 2] = "DOWN";
|
|
})(AutoScrollVerticalDirection || (AutoScrollVerticalDirection = {}));
|
|
var AutoScrollHorizontalDirection;
|
|
(function (AutoScrollHorizontalDirection) {
|
|
AutoScrollHorizontalDirection[AutoScrollHorizontalDirection["NONE"] = 0] = "NONE";
|
|
AutoScrollHorizontalDirection[AutoScrollHorizontalDirection["LEFT"] = 1] = "LEFT";
|
|
AutoScrollHorizontalDirection[AutoScrollHorizontalDirection["RIGHT"] = 2] = "RIGHT";
|
|
})(AutoScrollHorizontalDirection || (AutoScrollHorizontalDirection = {}));
|
|
function createDropListRef(injector, element) {
|
|
return new DropListRef(element, injector.get(DragDropRegistry), injector.get(DOCUMENT), injector.get(NgZone), injector.get(ViewportRuler));
|
|
}
|
|
class DropListRef {
|
|
_dragDropRegistry;
|
|
_ngZone;
|
|
_viewportRuler;
|
|
element;
|
|
disabled = false;
|
|
sortingDisabled = false;
|
|
lockAxis = null;
|
|
autoScrollDisabled = false;
|
|
autoScrollStep = 2;
|
|
hasAnchor = false;
|
|
enterPredicate = () => true;
|
|
sortPredicate = () => true;
|
|
beforeStarted = new Subject();
|
|
entered = new Subject();
|
|
exited = new Subject();
|
|
dropped = new Subject();
|
|
sorted = new Subject();
|
|
receivingStarted = new Subject();
|
|
receivingStopped = new Subject();
|
|
data;
|
|
_container;
|
|
_isDragging = false;
|
|
_parentPositions;
|
|
_sortStrategy;
|
|
_domRect;
|
|
_draggables = [];
|
|
_siblings = [];
|
|
_activeSiblings = new Set();
|
|
_viewportScrollSubscription = Subscription.EMPTY;
|
|
_verticalScrollDirection = AutoScrollVerticalDirection.NONE;
|
|
_horizontalScrollDirection = AutoScrollHorizontalDirection.NONE;
|
|
_scrollNode;
|
|
_stopScrollTimers = new Subject();
|
|
_cachedShadowRoot = null;
|
|
_document;
|
|
_scrollableElements = [];
|
|
_initialScrollSnap;
|
|
_direction = 'ltr';
|
|
constructor(element, _dragDropRegistry, _document, _ngZone, _viewportRuler) {
|
|
this._dragDropRegistry = _dragDropRegistry;
|
|
this._ngZone = _ngZone;
|
|
this._viewportRuler = _viewportRuler;
|
|
const coercedElement = this.element = coerceElement(element);
|
|
this._document = _document;
|
|
this.withOrientation('vertical').withElementContainer(coercedElement);
|
|
_dragDropRegistry.registerDropContainer(this);
|
|
this._parentPositions = new ParentPositionTracker(_document);
|
|
}
|
|
dispose() {
|
|
this._stopScrolling();
|
|
this._stopScrollTimers.complete();
|
|
this._viewportScrollSubscription.unsubscribe();
|
|
this.beforeStarted.complete();
|
|
this.entered.complete();
|
|
this.exited.complete();
|
|
this.dropped.complete();
|
|
this.sorted.complete();
|
|
this.receivingStarted.complete();
|
|
this.receivingStopped.complete();
|
|
this._activeSiblings.clear();
|
|
this._scrollNode = null;
|
|
this._parentPositions.clear();
|
|
this._dragDropRegistry.removeDropContainer(this);
|
|
}
|
|
isDragging() {
|
|
return this._isDragging;
|
|
}
|
|
start() {
|
|
this._draggingStarted();
|
|
this._notifyReceivingSiblings();
|
|
}
|
|
enter(item, pointerX, pointerY, index) {
|
|
this._draggingStarted();
|
|
if (index == null && this.sortingDisabled) {
|
|
index = this._draggables.indexOf(item);
|
|
}
|
|
this._sortStrategy.enter(item, pointerX, pointerY, index);
|
|
this._cacheParentPositions();
|
|
this._notifyReceivingSiblings();
|
|
this.entered.next({
|
|
item,
|
|
container: this,
|
|
currentIndex: this.getItemIndex(item)
|
|
});
|
|
}
|
|
exit(item) {
|
|
this._reset();
|
|
this.exited.next({
|
|
item,
|
|
container: this
|
|
});
|
|
}
|
|
drop(item, currentIndex, previousIndex, previousContainer, isPointerOverContainer, distance, dropPoint, event = {}) {
|
|
this._reset();
|
|
this.dropped.next({
|
|
item,
|
|
currentIndex,
|
|
previousIndex,
|
|
container: this,
|
|
previousContainer,
|
|
isPointerOverContainer,
|
|
distance,
|
|
dropPoint,
|
|
event
|
|
});
|
|
}
|
|
withItems(items) {
|
|
const previousItems = this._draggables;
|
|
this._draggables = items;
|
|
items.forEach(item => item._withDropContainer(this));
|
|
if (this.isDragging()) {
|
|
const draggedItems = previousItems.filter(item => item.isDragging());
|
|
if (draggedItems.every(item => items.indexOf(item) === -1)) {
|
|
this._reset();
|
|
} else {
|
|
this._sortStrategy.withItems(this._draggables);
|
|
}
|
|
}
|
|
return this;
|
|
}
|
|
withDirection(direction) {
|
|
this._direction = direction;
|
|
if (this._sortStrategy instanceof SingleAxisSortStrategy) {
|
|
this._sortStrategy.direction = direction;
|
|
}
|
|
return this;
|
|
}
|
|
connectedTo(connectedTo) {
|
|
this._siblings = connectedTo.slice();
|
|
return this;
|
|
}
|
|
withOrientation(orientation) {
|
|
if (orientation === 'mixed') {
|
|
this._sortStrategy = new MixedSortStrategy(this._document, this._dragDropRegistry);
|
|
} else {
|
|
const strategy = new SingleAxisSortStrategy(this._dragDropRegistry);
|
|
strategy.direction = this._direction;
|
|
strategy.orientation = orientation;
|
|
this._sortStrategy = strategy;
|
|
}
|
|
this._sortStrategy.withElementContainer(this._container);
|
|
this._sortStrategy.withSortPredicate((index, item) => this.sortPredicate(index, item, this));
|
|
return this;
|
|
}
|
|
withScrollableParents(elements) {
|
|
const element = this._container;
|
|
this._scrollableElements = elements.indexOf(element) === -1 ? [element, ...elements] : elements.slice();
|
|
return this;
|
|
}
|
|
withElementContainer(container) {
|
|
if (container === this._container) {
|
|
return this;
|
|
}
|
|
const element = coerceElement(this.element);
|
|
if ((typeof ngDevMode === 'undefined' || ngDevMode) && container !== element && !element.contains(container)) {
|
|
throw new Error('Invalid DOM structure for drop list. Alternate container element must be a descendant of the drop list.');
|
|
}
|
|
const oldContainerIndex = this._scrollableElements.indexOf(this._container);
|
|
const newContainerIndex = this._scrollableElements.indexOf(container);
|
|
if (oldContainerIndex > -1) {
|
|
this._scrollableElements.splice(oldContainerIndex, 1);
|
|
}
|
|
if (newContainerIndex > -1) {
|
|
this._scrollableElements.splice(newContainerIndex, 1);
|
|
}
|
|
if (this._sortStrategy) {
|
|
this._sortStrategy.withElementContainer(container);
|
|
}
|
|
this._cachedShadowRoot = null;
|
|
this._scrollableElements.unshift(container);
|
|
this._container = container;
|
|
return this;
|
|
}
|
|
getScrollableParents() {
|
|
return this._scrollableElements;
|
|
}
|
|
getItemIndex(item) {
|
|
return this._isDragging ? this._sortStrategy.getItemIndex(item) : this._draggables.indexOf(item);
|
|
}
|
|
getItemAtIndex(index) {
|
|
return this._isDragging ? this._sortStrategy.getItemAtIndex(index) : this._draggables[index] || null;
|
|
}
|
|
isReceiving() {
|
|
return this._activeSiblings.size > 0;
|
|
}
|
|
_sortItem(item, pointerX, pointerY, pointerDelta) {
|
|
if (this.sortingDisabled || !this._domRect || !isPointerNearDomRect(this._domRect, DROP_PROXIMITY_THRESHOLD, pointerX, pointerY)) {
|
|
return;
|
|
}
|
|
const result = this._sortStrategy.sort(item, pointerX, pointerY, pointerDelta);
|
|
if (result) {
|
|
this.sorted.next({
|
|
previousIndex: result.previousIndex,
|
|
currentIndex: result.currentIndex,
|
|
container: this,
|
|
item
|
|
});
|
|
}
|
|
}
|
|
_startScrollingIfNecessary(pointerX, pointerY) {
|
|
if (this.autoScrollDisabled) {
|
|
return;
|
|
}
|
|
let scrollNode;
|
|
let verticalScrollDirection = AutoScrollVerticalDirection.NONE;
|
|
let horizontalScrollDirection = AutoScrollHorizontalDirection.NONE;
|
|
this._parentPositions.positions.forEach((position, element) => {
|
|
if (element === this._document || !position.clientRect || scrollNode) {
|
|
return;
|
|
}
|
|
if (isPointerNearDomRect(position.clientRect, DROP_PROXIMITY_THRESHOLD, pointerX, pointerY)) {
|
|
[verticalScrollDirection, horizontalScrollDirection] = getElementScrollDirections(element, position.clientRect, this._direction, pointerX, pointerY);
|
|
if (verticalScrollDirection || horizontalScrollDirection) {
|
|
scrollNode = element;
|
|
}
|
|
}
|
|
});
|
|
if (!verticalScrollDirection && !horizontalScrollDirection) {
|
|
const {
|
|
width,
|
|
height
|
|
} = this._viewportRuler.getViewportSize();
|
|
const domRect = {
|
|
width,
|
|
height,
|
|
top: 0,
|
|
right: width,
|
|
bottom: height,
|
|
left: 0
|
|
};
|
|
verticalScrollDirection = getVerticalScrollDirection(domRect, pointerY);
|
|
horizontalScrollDirection = getHorizontalScrollDirection(domRect, pointerX);
|
|
scrollNode = window;
|
|
}
|
|
if (scrollNode && (verticalScrollDirection !== this._verticalScrollDirection || horizontalScrollDirection !== this._horizontalScrollDirection || scrollNode !== this._scrollNode)) {
|
|
this._verticalScrollDirection = verticalScrollDirection;
|
|
this._horizontalScrollDirection = horizontalScrollDirection;
|
|
this._scrollNode = scrollNode;
|
|
if ((verticalScrollDirection || horizontalScrollDirection) && scrollNode) {
|
|
this._ngZone.runOutsideAngular(this._startScrollInterval);
|
|
} else {
|
|
this._stopScrolling();
|
|
}
|
|
}
|
|
}
|
|
_stopScrolling() {
|
|
this._stopScrollTimers.next();
|
|
}
|
|
_draggingStarted() {
|
|
const styles = this._container.style;
|
|
this.beforeStarted.next();
|
|
this._isDragging = true;
|
|
if ((typeof ngDevMode === 'undefined' || ngDevMode) && this._container !== coerceElement(this.element)) {
|
|
for (const drag of this._draggables) {
|
|
if (!drag.isDragging() && drag.getVisibleElement().parentNode !== this._container) {
|
|
throw new Error('Invalid DOM structure for drop list. All items must be placed directly inside of the element container.');
|
|
}
|
|
}
|
|
}
|
|
this._initialScrollSnap = styles.msScrollSnapType || styles.scrollSnapType || '';
|
|
styles.scrollSnapType = styles.msScrollSnapType = 'none';
|
|
this._sortStrategy.start(this._draggables);
|
|
this._cacheParentPositions();
|
|
this._viewportScrollSubscription.unsubscribe();
|
|
this._listenToScrollEvents();
|
|
}
|
|
_cacheParentPositions() {
|
|
this._parentPositions.cache(this._scrollableElements);
|
|
this._domRect = this._parentPositions.positions.get(this._container).clientRect;
|
|
}
|
|
_reset() {
|
|
this._isDragging = false;
|
|
const styles = this._container.style;
|
|
styles.scrollSnapType = styles.msScrollSnapType = this._initialScrollSnap;
|
|
this._siblings.forEach(sibling => sibling._stopReceiving(this));
|
|
this._sortStrategy.reset();
|
|
this._stopScrolling();
|
|
this._viewportScrollSubscription.unsubscribe();
|
|
this._parentPositions.clear();
|
|
}
|
|
_startScrollInterval = () => {
|
|
this._stopScrolling();
|
|
interval(0, animationFrameScheduler).pipe(takeUntil(this._stopScrollTimers)).subscribe(() => {
|
|
const node = this._scrollNode;
|
|
const scrollStep = this.autoScrollStep;
|
|
if (this._verticalScrollDirection === AutoScrollVerticalDirection.UP) {
|
|
node.scrollBy(0, -scrollStep);
|
|
} else if (this._verticalScrollDirection === AutoScrollVerticalDirection.DOWN) {
|
|
node.scrollBy(0, scrollStep);
|
|
}
|
|
if (this._horizontalScrollDirection === AutoScrollHorizontalDirection.LEFT) {
|
|
node.scrollBy(-scrollStep, 0);
|
|
} else if (this._horizontalScrollDirection === AutoScrollHorizontalDirection.RIGHT) {
|
|
node.scrollBy(scrollStep, 0);
|
|
}
|
|
});
|
|
};
|
|
_isOverContainer(x, y) {
|
|
return this._domRect != null && isInsideClientRect(this._domRect, x, y);
|
|
}
|
|
_getSiblingContainerFromPosition(item, x, y) {
|
|
return this._siblings.find(sibling => sibling._canReceive(item, x, y));
|
|
}
|
|
_canReceive(item, x, y) {
|
|
if (!this._domRect || !isInsideClientRect(this._domRect, x, y) || !this.enterPredicate(item, this)) {
|
|
return false;
|
|
}
|
|
const elementFromPoint = this._getShadowRoot().elementFromPoint(x, y);
|
|
if (!elementFromPoint) {
|
|
return false;
|
|
}
|
|
return elementFromPoint === this._container || this._container.contains(elementFromPoint);
|
|
}
|
|
_startReceiving(sibling, items) {
|
|
const activeSiblings = this._activeSiblings;
|
|
if (!activeSiblings.has(sibling) && items.every(item => {
|
|
return this.enterPredicate(item, this) || this._draggables.indexOf(item) > -1;
|
|
})) {
|
|
activeSiblings.add(sibling);
|
|
this._cacheParentPositions();
|
|
this._listenToScrollEvents();
|
|
this.receivingStarted.next({
|
|
initiator: sibling,
|
|
receiver: this,
|
|
items
|
|
});
|
|
}
|
|
}
|
|
_stopReceiving(sibling) {
|
|
this._activeSiblings.delete(sibling);
|
|
this._viewportScrollSubscription.unsubscribe();
|
|
this.receivingStopped.next({
|
|
initiator: sibling,
|
|
receiver: this
|
|
});
|
|
}
|
|
_listenToScrollEvents() {
|
|
this._viewportScrollSubscription = this._dragDropRegistry.scrolled(this._getShadowRoot()).subscribe(event => {
|
|
if (this.isDragging()) {
|
|
const scrollDifference = this._parentPositions.handleScroll(event);
|
|
if (scrollDifference) {
|
|
this._sortStrategy.updateOnScroll(scrollDifference.top, scrollDifference.left);
|
|
}
|
|
} else if (this.isReceiving()) {
|
|
this._cacheParentPositions();
|
|
}
|
|
});
|
|
}
|
|
_getShadowRoot() {
|
|
if (!this._cachedShadowRoot) {
|
|
const shadowRoot = _getShadowRoot(this._container);
|
|
this._cachedShadowRoot = shadowRoot || this._document;
|
|
}
|
|
return this._cachedShadowRoot;
|
|
}
|
|
_notifyReceivingSiblings() {
|
|
const draggedItems = this._sortStrategy.getActiveItemsSnapshot().filter(item => item.isDragging());
|
|
this._siblings.forEach(sibling => sibling._startReceiving(this, draggedItems));
|
|
}
|
|
}
|
|
function getVerticalScrollDirection(clientRect, pointerY) {
|
|
const {
|
|
top,
|
|
bottom,
|
|
height
|
|
} = clientRect;
|
|
const yThreshold = height * SCROLL_PROXIMITY_THRESHOLD;
|
|
if (pointerY >= top - yThreshold && pointerY <= top + yThreshold) {
|
|
return AutoScrollVerticalDirection.UP;
|
|
} else if (pointerY >= bottom - yThreshold && pointerY <= bottom + yThreshold) {
|
|
return AutoScrollVerticalDirection.DOWN;
|
|
}
|
|
return AutoScrollVerticalDirection.NONE;
|
|
}
|
|
function getHorizontalScrollDirection(clientRect, pointerX) {
|
|
const {
|
|
left,
|
|
right,
|
|
width
|
|
} = clientRect;
|
|
const xThreshold = width * SCROLL_PROXIMITY_THRESHOLD;
|
|
if (pointerX >= left - xThreshold && pointerX <= left + xThreshold) {
|
|
return AutoScrollHorizontalDirection.LEFT;
|
|
} else if (pointerX >= right - xThreshold && pointerX <= right + xThreshold) {
|
|
return AutoScrollHorizontalDirection.RIGHT;
|
|
}
|
|
return AutoScrollHorizontalDirection.NONE;
|
|
}
|
|
function getElementScrollDirections(element, clientRect, direction, pointerX, pointerY) {
|
|
const computedVertical = getVerticalScrollDirection(clientRect, pointerY);
|
|
const computedHorizontal = getHorizontalScrollDirection(clientRect, pointerX);
|
|
let verticalScrollDirection = AutoScrollVerticalDirection.NONE;
|
|
let horizontalScrollDirection = AutoScrollHorizontalDirection.NONE;
|
|
if (computedVertical) {
|
|
const scrollTop = element.scrollTop;
|
|
if (computedVertical === AutoScrollVerticalDirection.UP) {
|
|
if (scrollTop > 0) {
|
|
verticalScrollDirection = AutoScrollVerticalDirection.UP;
|
|
}
|
|
} else if (element.scrollHeight - scrollTop > element.clientHeight) {
|
|
verticalScrollDirection = AutoScrollVerticalDirection.DOWN;
|
|
}
|
|
}
|
|
if (computedHorizontal) {
|
|
const scrollLeft = element.scrollLeft;
|
|
if (direction === 'rtl') {
|
|
if (computedHorizontal === AutoScrollHorizontalDirection.RIGHT) {
|
|
if (scrollLeft < 0) {
|
|
horizontalScrollDirection = AutoScrollHorizontalDirection.RIGHT;
|
|
}
|
|
} else if (element.scrollWidth + scrollLeft > element.clientWidth) {
|
|
horizontalScrollDirection = AutoScrollHorizontalDirection.LEFT;
|
|
}
|
|
} else {
|
|
if (computedHorizontal === AutoScrollHorizontalDirection.LEFT) {
|
|
if (scrollLeft > 0) {
|
|
horizontalScrollDirection = AutoScrollHorizontalDirection.LEFT;
|
|
}
|
|
} else if (element.scrollWidth - scrollLeft > element.clientWidth) {
|
|
horizontalScrollDirection = AutoScrollHorizontalDirection.RIGHT;
|
|
}
|
|
}
|
|
}
|
|
return [verticalScrollDirection, horizontalScrollDirection];
|
|
}
|
|
|
|
class DragDrop {
|
|
_injector = inject(Injector);
|
|
constructor() {}
|
|
createDrag(element, config) {
|
|
return createDragRef(this._injector, element, config);
|
|
}
|
|
createDropList(element) {
|
|
return createDropListRef(this._injector, element);
|
|
}
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: DragDrop,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.Injectable
|
|
});
|
|
static ɵprov = i0.ɵɵngDeclareInjectable({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: DragDrop,
|
|
providedIn: 'root'
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: DragDrop,
|
|
decorators: [{
|
|
type: Injectable,
|
|
args: [{
|
|
providedIn: 'root'
|
|
}]
|
|
}],
|
|
ctorParameters: () => []
|
|
});
|
|
|
|
const CDK_DRAG_PARENT = new InjectionToken('CDK_DRAG_PARENT');
|
|
|
|
function assertElementNode(node, name) {
|
|
if (node.nodeType !== 1) {
|
|
throw Error(`${name} must be attached to an element node. ` + `Currently attached to "${node.nodeName}".`);
|
|
}
|
|
}
|
|
|
|
const CDK_DRAG_HANDLE = new InjectionToken('CdkDragHandle');
|
|
class CdkDragHandle {
|
|
element = inject(ElementRef);
|
|
_parentDrag = inject(CDK_DRAG_PARENT, {
|
|
optional: true,
|
|
skipSelf: true
|
|
});
|
|
_dragDropRegistry = inject(DragDropRegistry);
|
|
_stateChanges = new Subject();
|
|
get disabled() {
|
|
return this._disabled;
|
|
}
|
|
set disabled(value) {
|
|
this._disabled = value;
|
|
this._stateChanges.next(this);
|
|
}
|
|
_disabled = false;
|
|
constructor() {
|
|
if (typeof ngDevMode === 'undefined' || ngDevMode) {
|
|
assertElementNode(this.element.nativeElement, 'cdkDragHandle');
|
|
}
|
|
this._parentDrag?._addHandle(this);
|
|
}
|
|
ngAfterViewInit() {
|
|
if (!this._parentDrag) {
|
|
let parent = this.element.nativeElement.parentElement;
|
|
while (parent) {
|
|
const ref = this._dragDropRegistry.getDragDirectiveForNode(parent);
|
|
if (ref) {
|
|
this._parentDrag = ref;
|
|
ref._addHandle(this);
|
|
break;
|
|
}
|
|
parent = parent.parentElement;
|
|
}
|
|
}
|
|
}
|
|
ngOnDestroy() {
|
|
this._parentDrag?._removeHandle(this);
|
|
this._stateChanges.complete();
|
|
}
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDragHandle,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.Directive
|
|
});
|
|
static ɵdir = i0.ɵɵngDeclareDirective({
|
|
minVersion: "16.1.0",
|
|
version: "21.0.3",
|
|
type: CdkDragHandle,
|
|
isStandalone: true,
|
|
selector: "[cdkDragHandle]",
|
|
inputs: {
|
|
disabled: ["cdkDragHandleDisabled", "disabled", booleanAttribute]
|
|
},
|
|
host: {
|
|
classAttribute: "cdk-drag-handle"
|
|
},
|
|
providers: [{
|
|
provide: CDK_DRAG_HANDLE,
|
|
useExisting: CdkDragHandle
|
|
}],
|
|
ngImport: i0
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDragHandle,
|
|
decorators: [{
|
|
type: Directive,
|
|
args: [{
|
|
selector: '[cdkDragHandle]',
|
|
host: {
|
|
'class': 'cdk-drag-handle'
|
|
},
|
|
providers: [{
|
|
provide: CDK_DRAG_HANDLE,
|
|
useExisting: CdkDragHandle
|
|
}]
|
|
}]
|
|
}],
|
|
ctorParameters: () => [],
|
|
propDecorators: {
|
|
disabled: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDragHandleDisabled',
|
|
transform: booleanAttribute
|
|
}]
|
|
}]
|
|
}
|
|
});
|
|
|
|
const CDK_DRAG_CONFIG = new InjectionToken('CDK_DRAG_CONFIG');
|
|
|
|
const CDK_DROP_LIST = new InjectionToken('CdkDropList');
|
|
class CdkDrag {
|
|
element = inject(ElementRef);
|
|
dropContainer = inject(CDK_DROP_LIST, {
|
|
optional: true,
|
|
skipSelf: true
|
|
});
|
|
_ngZone = inject(NgZone);
|
|
_viewContainerRef = inject(ViewContainerRef);
|
|
_dir = inject(Directionality, {
|
|
optional: true
|
|
});
|
|
_changeDetectorRef = inject(ChangeDetectorRef);
|
|
_selfHandle = inject(CDK_DRAG_HANDLE, {
|
|
optional: true,
|
|
self: true
|
|
});
|
|
_parentDrag = inject(CDK_DRAG_PARENT, {
|
|
optional: true,
|
|
skipSelf: true
|
|
});
|
|
_dragDropRegistry = inject(DragDropRegistry);
|
|
_destroyed = new Subject();
|
|
_handles = new BehaviorSubject([]);
|
|
_previewTemplate = null;
|
|
_placeholderTemplate = null;
|
|
_dragRef;
|
|
data;
|
|
lockAxis = null;
|
|
rootElementSelector;
|
|
boundaryElement;
|
|
dragStartDelay;
|
|
freeDragPosition;
|
|
get disabled() {
|
|
return this._disabled || !!(this.dropContainer && this.dropContainer.disabled);
|
|
}
|
|
set disabled(value) {
|
|
this._disabled = value;
|
|
this._dragRef.disabled = this._disabled;
|
|
}
|
|
_disabled = false;
|
|
constrainPosition;
|
|
previewClass;
|
|
previewContainer;
|
|
scale = 1;
|
|
started = new EventEmitter();
|
|
released = new EventEmitter();
|
|
ended = new EventEmitter();
|
|
entered = new EventEmitter();
|
|
exited = new EventEmitter();
|
|
dropped = new EventEmitter();
|
|
moved = new Observable(observer => {
|
|
const subscription = this._dragRef.moved.pipe(map(movedEvent => ({
|
|
source: this,
|
|
pointerPosition: movedEvent.pointerPosition,
|
|
event: movedEvent.event,
|
|
delta: movedEvent.delta,
|
|
distance: movedEvent.distance
|
|
}))).subscribe(observer);
|
|
return () => {
|
|
subscription.unsubscribe();
|
|
};
|
|
});
|
|
_injector = inject(Injector);
|
|
constructor() {
|
|
const dropContainer = this.dropContainer;
|
|
const config = inject(CDK_DRAG_CONFIG, {
|
|
optional: true
|
|
});
|
|
this._dragRef = createDragRef(this._injector, this.element, {
|
|
dragStartThreshold: config && config.dragStartThreshold != null ? config.dragStartThreshold : 5,
|
|
pointerDirectionChangeThreshold: config && config.pointerDirectionChangeThreshold != null ? config.pointerDirectionChangeThreshold : 5,
|
|
zIndex: config?.zIndex
|
|
});
|
|
this._dragRef.data = this;
|
|
this._dragDropRegistry.registerDirectiveNode(this.element.nativeElement, this);
|
|
if (config) {
|
|
this._assignDefaults(config);
|
|
}
|
|
if (dropContainer) {
|
|
dropContainer.addItem(this);
|
|
dropContainer._dropListRef.beforeStarted.pipe(takeUntil(this._destroyed)).subscribe(() => {
|
|
this._dragRef.scale = this.scale;
|
|
});
|
|
}
|
|
this._syncInputs(this._dragRef);
|
|
this._handleEvents(this._dragRef);
|
|
}
|
|
getPlaceholderElement() {
|
|
return this._dragRef.getPlaceholderElement();
|
|
}
|
|
getRootElement() {
|
|
return this._dragRef.getRootElement();
|
|
}
|
|
reset() {
|
|
this._dragRef.reset();
|
|
}
|
|
resetToBoundary() {
|
|
this._dragRef.resetToBoundary();
|
|
}
|
|
getFreeDragPosition() {
|
|
return this._dragRef.getFreeDragPosition();
|
|
}
|
|
setFreeDragPosition(value) {
|
|
this._dragRef.setFreeDragPosition(value);
|
|
}
|
|
ngAfterViewInit() {
|
|
afterNextRender(() => {
|
|
this._updateRootElement();
|
|
this._setupHandlesListener();
|
|
this._dragRef.scale = this.scale;
|
|
if (this.freeDragPosition) {
|
|
this._dragRef.setFreeDragPosition(this.freeDragPosition);
|
|
}
|
|
}, {
|
|
injector: this._injector
|
|
});
|
|
}
|
|
ngOnChanges(changes) {
|
|
const rootSelectorChange = changes['rootElementSelector'];
|
|
const positionChange = changes['freeDragPosition'];
|
|
if (rootSelectorChange && !rootSelectorChange.firstChange) {
|
|
this._updateRootElement();
|
|
}
|
|
this._dragRef.scale = this.scale;
|
|
if (positionChange && !positionChange.firstChange && this.freeDragPosition) {
|
|
this._dragRef.setFreeDragPosition(this.freeDragPosition);
|
|
}
|
|
}
|
|
ngOnDestroy() {
|
|
if (this.dropContainer) {
|
|
this.dropContainer.removeItem(this);
|
|
}
|
|
this._dragDropRegistry.removeDirectiveNode(this.element.nativeElement);
|
|
this._ngZone.runOutsideAngular(() => {
|
|
this._handles.complete();
|
|
this._destroyed.next();
|
|
this._destroyed.complete();
|
|
this._dragRef.dispose();
|
|
});
|
|
}
|
|
_addHandle(handle) {
|
|
const handles = this._handles.getValue();
|
|
handles.push(handle);
|
|
this._handles.next(handles);
|
|
}
|
|
_removeHandle(handle) {
|
|
const handles = this._handles.getValue();
|
|
const index = handles.indexOf(handle);
|
|
if (index > -1) {
|
|
handles.splice(index, 1);
|
|
this._handles.next(handles);
|
|
}
|
|
}
|
|
_setPreviewTemplate(preview) {
|
|
this._previewTemplate = preview;
|
|
}
|
|
_resetPreviewTemplate(preview) {
|
|
if (preview === this._previewTemplate) {
|
|
this._previewTemplate = null;
|
|
}
|
|
}
|
|
_setPlaceholderTemplate(placeholder) {
|
|
this._placeholderTemplate = placeholder;
|
|
}
|
|
_resetPlaceholderTemplate(placeholder) {
|
|
if (placeholder === this._placeholderTemplate) {
|
|
this._placeholderTemplate = null;
|
|
}
|
|
}
|
|
_updateRootElement() {
|
|
const element = this.element.nativeElement;
|
|
let rootElement = element;
|
|
if (this.rootElementSelector) {
|
|
rootElement = element.closest !== undefined ? element.closest(this.rootElementSelector) : element.parentElement?.closest(this.rootElementSelector);
|
|
}
|
|
if (rootElement && (typeof ngDevMode === 'undefined' || ngDevMode)) {
|
|
assertElementNode(rootElement, 'cdkDrag');
|
|
}
|
|
this._dragRef.withRootElement(rootElement || element);
|
|
}
|
|
_getBoundaryElement() {
|
|
const boundary = this.boundaryElement;
|
|
if (!boundary) {
|
|
return null;
|
|
}
|
|
if (typeof boundary === 'string') {
|
|
return this.element.nativeElement.closest(boundary);
|
|
}
|
|
return coerceElement(boundary);
|
|
}
|
|
_syncInputs(ref) {
|
|
ref.beforeStarted.subscribe(() => {
|
|
if (!ref.isDragging()) {
|
|
const dir = this._dir;
|
|
const dragStartDelay = this.dragStartDelay;
|
|
const placeholder = this._placeholderTemplate ? {
|
|
template: this._placeholderTemplate.templateRef,
|
|
context: this._placeholderTemplate.data,
|
|
viewContainer: this._viewContainerRef
|
|
} : null;
|
|
const preview = this._previewTemplate ? {
|
|
template: this._previewTemplate.templateRef,
|
|
context: this._previewTemplate.data,
|
|
matchSize: this._previewTemplate.matchSize,
|
|
viewContainer: this._viewContainerRef
|
|
} : null;
|
|
ref.disabled = this.disabled;
|
|
ref.lockAxis = this.lockAxis;
|
|
ref.scale = this.scale;
|
|
ref.dragStartDelay = typeof dragStartDelay === 'object' && dragStartDelay ? dragStartDelay : coerceNumberProperty(dragStartDelay);
|
|
ref.constrainPosition = this.constrainPosition;
|
|
ref.previewClass = this.previewClass;
|
|
ref.withBoundaryElement(this._getBoundaryElement()).withPlaceholderTemplate(placeholder).withPreviewTemplate(preview).withPreviewContainer(this.previewContainer || 'global');
|
|
if (dir) {
|
|
ref.withDirection(dir.value);
|
|
}
|
|
}
|
|
});
|
|
ref.beforeStarted.pipe(take(1)).subscribe(() => {
|
|
if (this._parentDrag) {
|
|
ref.withParent(this._parentDrag._dragRef);
|
|
return;
|
|
}
|
|
let parent = this.element.nativeElement.parentElement;
|
|
while (parent) {
|
|
const parentDrag = this._dragDropRegistry.getDragDirectiveForNode(parent);
|
|
if (parentDrag) {
|
|
ref.withParent(parentDrag._dragRef);
|
|
break;
|
|
}
|
|
parent = parent.parentElement;
|
|
}
|
|
});
|
|
}
|
|
_handleEvents(ref) {
|
|
ref.started.subscribe(startEvent => {
|
|
this.started.emit({
|
|
source: this,
|
|
event: startEvent.event
|
|
});
|
|
this._changeDetectorRef.markForCheck();
|
|
});
|
|
ref.released.subscribe(releaseEvent => {
|
|
this.released.emit({
|
|
source: this,
|
|
event: releaseEvent.event
|
|
});
|
|
});
|
|
ref.ended.subscribe(endEvent => {
|
|
this.ended.emit({
|
|
source: this,
|
|
distance: endEvent.distance,
|
|
dropPoint: endEvent.dropPoint,
|
|
event: endEvent.event
|
|
});
|
|
this._changeDetectorRef.markForCheck();
|
|
});
|
|
ref.entered.subscribe(enterEvent => {
|
|
this.entered.emit({
|
|
container: enterEvent.container.data,
|
|
item: this,
|
|
currentIndex: enterEvent.currentIndex
|
|
});
|
|
});
|
|
ref.exited.subscribe(exitEvent => {
|
|
this.exited.emit({
|
|
container: exitEvent.container.data,
|
|
item: this
|
|
});
|
|
});
|
|
ref.dropped.subscribe(dropEvent => {
|
|
this.dropped.emit({
|
|
previousIndex: dropEvent.previousIndex,
|
|
currentIndex: dropEvent.currentIndex,
|
|
previousContainer: dropEvent.previousContainer.data,
|
|
container: dropEvent.container.data,
|
|
isPointerOverContainer: dropEvent.isPointerOverContainer,
|
|
item: this,
|
|
distance: dropEvent.distance,
|
|
dropPoint: dropEvent.dropPoint,
|
|
event: dropEvent.event
|
|
});
|
|
});
|
|
}
|
|
_assignDefaults(config) {
|
|
const {
|
|
lockAxis,
|
|
dragStartDelay,
|
|
constrainPosition,
|
|
previewClass,
|
|
boundaryElement,
|
|
draggingDisabled,
|
|
rootElementSelector,
|
|
previewContainer
|
|
} = config;
|
|
this.disabled = draggingDisabled == null ? false : draggingDisabled;
|
|
this.dragStartDelay = dragStartDelay || 0;
|
|
this.lockAxis = lockAxis || null;
|
|
if (constrainPosition) {
|
|
this.constrainPosition = constrainPosition;
|
|
}
|
|
if (previewClass) {
|
|
this.previewClass = previewClass;
|
|
}
|
|
if (boundaryElement) {
|
|
this.boundaryElement = boundaryElement;
|
|
}
|
|
if (rootElementSelector) {
|
|
this.rootElementSelector = rootElementSelector;
|
|
}
|
|
if (previewContainer) {
|
|
this.previewContainer = previewContainer;
|
|
}
|
|
}
|
|
_setupHandlesListener() {
|
|
this._handles.pipe(tap(handles => {
|
|
const handleElements = handles.map(handle => handle.element);
|
|
if (this._selfHandle && this.rootElementSelector) {
|
|
handleElements.push(this.element);
|
|
}
|
|
this._dragRef.withHandles(handleElements);
|
|
}), switchMap(handles => {
|
|
return merge(...handles.map(item => item._stateChanges.pipe(startWith(item))));
|
|
}), takeUntil(this._destroyed)).subscribe(handleInstance => {
|
|
const dragRef = this._dragRef;
|
|
const handle = handleInstance.element.nativeElement;
|
|
handleInstance.disabled ? dragRef.disableHandle(handle) : dragRef.enableHandle(handle);
|
|
});
|
|
}
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDrag,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.Directive
|
|
});
|
|
static ɵdir = i0.ɵɵngDeclareDirective({
|
|
minVersion: "16.1.0",
|
|
version: "21.0.3",
|
|
type: CdkDrag,
|
|
isStandalone: true,
|
|
selector: "[cdkDrag]",
|
|
inputs: {
|
|
data: ["cdkDragData", "data"],
|
|
lockAxis: ["cdkDragLockAxis", "lockAxis"],
|
|
rootElementSelector: ["cdkDragRootElement", "rootElementSelector"],
|
|
boundaryElement: ["cdkDragBoundary", "boundaryElement"],
|
|
dragStartDelay: ["cdkDragStartDelay", "dragStartDelay"],
|
|
freeDragPosition: ["cdkDragFreeDragPosition", "freeDragPosition"],
|
|
disabled: ["cdkDragDisabled", "disabled", booleanAttribute],
|
|
constrainPosition: ["cdkDragConstrainPosition", "constrainPosition"],
|
|
previewClass: ["cdkDragPreviewClass", "previewClass"],
|
|
previewContainer: ["cdkDragPreviewContainer", "previewContainer"],
|
|
scale: ["cdkDragScale", "scale", numberAttribute]
|
|
},
|
|
outputs: {
|
|
started: "cdkDragStarted",
|
|
released: "cdkDragReleased",
|
|
ended: "cdkDragEnded",
|
|
entered: "cdkDragEntered",
|
|
exited: "cdkDragExited",
|
|
dropped: "cdkDragDropped",
|
|
moved: "cdkDragMoved"
|
|
},
|
|
host: {
|
|
properties: {
|
|
"class.cdk-drag-disabled": "disabled",
|
|
"class.cdk-drag-dragging": "_dragRef.isDragging()"
|
|
},
|
|
classAttribute: "cdk-drag"
|
|
},
|
|
providers: [{
|
|
provide: CDK_DRAG_PARENT,
|
|
useExisting: CdkDrag
|
|
}],
|
|
exportAs: ["cdkDrag"],
|
|
usesOnChanges: true,
|
|
ngImport: i0
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDrag,
|
|
decorators: [{
|
|
type: Directive,
|
|
args: [{
|
|
selector: '[cdkDrag]',
|
|
exportAs: 'cdkDrag',
|
|
host: {
|
|
'class': 'cdk-drag',
|
|
'[class.cdk-drag-disabled]': 'disabled',
|
|
'[class.cdk-drag-dragging]': '_dragRef.isDragging()'
|
|
},
|
|
providers: [{
|
|
provide: CDK_DRAG_PARENT,
|
|
useExisting: CdkDrag
|
|
}]
|
|
}]
|
|
}],
|
|
ctorParameters: () => [],
|
|
propDecorators: {
|
|
data: [{
|
|
type: Input,
|
|
args: ['cdkDragData']
|
|
}],
|
|
lockAxis: [{
|
|
type: Input,
|
|
args: ['cdkDragLockAxis']
|
|
}],
|
|
rootElementSelector: [{
|
|
type: Input,
|
|
args: ['cdkDragRootElement']
|
|
}],
|
|
boundaryElement: [{
|
|
type: Input,
|
|
args: ['cdkDragBoundary']
|
|
}],
|
|
dragStartDelay: [{
|
|
type: Input,
|
|
args: ['cdkDragStartDelay']
|
|
}],
|
|
freeDragPosition: [{
|
|
type: Input,
|
|
args: ['cdkDragFreeDragPosition']
|
|
}],
|
|
disabled: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDragDisabled',
|
|
transform: booleanAttribute
|
|
}]
|
|
}],
|
|
constrainPosition: [{
|
|
type: Input,
|
|
args: ['cdkDragConstrainPosition']
|
|
}],
|
|
previewClass: [{
|
|
type: Input,
|
|
args: ['cdkDragPreviewClass']
|
|
}],
|
|
previewContainer: [{
|
|
type: Input,
|
|
args: ['cdkDragPreviewContainer']
|
|
}],
|
|
scale: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDragScale',
|
|
transform: numberAttribute
|
|
}]
|
|
}],
|
|
started: [{
|
|
type: Output,
|
|
args: ['cdkDragStarted']
|
|
}],
|
|
released: [{
|
|
type: Output,
|
|
args: ['cdkDragReleased']
|
|
}],
|
|
ended: [{
|
|
type: Output,
|
|
args: ['cdkDragEnded']
|
|
}],
|
|
entered: [{
|
|
type: Output,
|
|
args: ['cdkDragEntered']
|
|
}],
|
|
exited: [{
|
|
type: Output,
|
|
args: ['cdkDragExited']
|
|
}],
|
|
dropped: [{
|
|
type: Output,
|
|
args: ['cdkDragDropped']
|
|
}],
|
|
moved: [{
|
|
type: Output,
|
|
args: ['cdkDragMoved']
|
|
}]
|
|
}
|
|
});
|
|
|
|
const CDK_DROP_LIST_GROUP = new InjectionToken('CdkDropListGroup');
|
|
class CdkDropListGroup {
|
|
_items = new Set();
|
|
disabled = false;
|
|
ngOnDestroy() {
|
|
this._items.clear();
|
|
}
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDropListGroup,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.Directive
|
|
});
|
|
static ɵdir = i0.ɵɵngDeclareDirective({
|
|
minVersion: "16.1.0",
|
|
version: "21.0.3",
|
|
type: CdkDropListGroup,
|
|
isStandalone: true,
|
|
selector: "[cdkDropListGroup]",
|
|
inputs: {
|
|
disabled: ["cdkDropListGroupDisabled", "disabled", booleanAttribute]
|
|
},
|
|
providers: [{
|
|
provide: CDK_DROP_LIST_GROUP,
|
|
useExisting: CdkDropListGroup
|
|
}],
|
|
exportAs: ["cdkDropListGroup"],
|
|
ngImport: i0
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDropListGroup,
|
|
decorators: [{
|
|
type: Directive,
|
|
args: [{
|
|
selector: '[cdkDropListGroup]',
|
|
exportAs: 'cdkDropListGroup',
|
|
providers: [{
|
|
provide: CDK_DROP_LIST_GROUP,
|
|
useExisting: CdkDropListGroup
|
|
}]
|
|
}]
|
|
}],
|
|
propDecorators: {
|
|
disabled: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDropListGroupDisabled',
|
|
transform: booleanAttribute
|
|
}]
|
|
}]
|
|
}
|
|
});
|
|
|
|
class CdkDropList {
|
|
element = inject(ElementRef);
|
|
_changeDetectorRef = inject(ChangeDetectorRef);
|
|
_scrollDispatcher = inject(ScrollDispatcher);
|
|
_dir = inject(Directionality, {
|
|
optional: true
|
|
});
|
|
_group = inject(CDK_DROP_LIST_GROUP, {
|
|
optional: true,
|
|
skipSelf: true
|
|
});
|
|
_latestSortedRefs;
|
|
_destroyed = new Subject();
|
|
_scrollableParentsResolved = false;
|
|
static _dropLists = [];
|
|
_dropListRef;
|
|
connectedTo = [];
|
|
data;
|
|
orientation = 'vertical';
|
|
id = inject(_IdGenerator).getId('cdk-drop-list-');
|
|
lockAxis = null;
|
|
get disabled() {
|
|
return this._disabled || !!this._group && this._group.disabled;
|
|
}
|
|
set disabled(value) {
|
|
this._dropListRef.disabled = this._disabled = value;
|
|
}
|
|
_disabled = false;
|
|
sortingDisabled = false;
|
|
enterPredicate = () => true;
|
|
sortPredicate = () => true;
|
|
autoScrollDisabled = false;
|
|
autoScrollStep;
|
|
elementContainerSelector = null;
|
|
hasAnchor = false;
|
|
dropped = new EventEmitter();
|
|
entered = new EventEmitter();
|
|
exited = new EventEmitter();
|
|
sorted = new EventEmitter();
|
|
_unsortedItems = new Set();
|
|
constructor() {
|
|
const config = inject(CDK_DRAG_CONFIG, {
|
|
optional: true
|
|
});
|
|
const injector = inject(Injector);
|
|
if (typeof ngDevMode === 'undefined' || ngDevMode) {
|
|
assertElementNode(this.element.nativeElement, 'cdkDropList');
|
|
}
|
|
this._dropListRef = createDropListRef(injector, this.element);
|
|
this._dropListRef.data = this;
|
|
if (config) {
|
|
this._assignDefaults(config);
|
|
}
|
|
this._dropListRef.enterPredicate = (drag, drop) => {
|
|
return this.enterPredicate(drag.data, drop.data);
|
|
};
|
|
this._dropListRef.sortPredicate = (index, drag, drop) => {
|
|
return this.sortPredicate(index, drag.data, drop.data);
|
|
};
|
|
this._setupInputSyncSubscription(this._dropListRef);
|
|
this._handleEvents(this._dropListRef);
|
|
CdkDropList._dropLists.push(this);
|
|
if (this._group) {
|
|
this._group._items.add(this);
|
|
}
|
|
}
|
|
addItem(item) {
|
|
this._unsortedItems.add(item);
|
|
item._dragRef._withDropContainer(this._dropListRef);
|
|
if (this._dropListRef.isDragging()) {
|
|
this._syncItemsWithRef(this.getSortedItems().map(item => item._dragRef));
|
|
}
|
|
}
|
|
removeItem(item) {
|
|
this._unsortedItems.delete(item);
|
|
if (this._latestSortedRefs) {
|
|
const index = this._latestSortedRefs.indexOf(item._dragRef);
|
|
if (index > -1) {
|
|
this._latestSortedRefs.splice(index, 1);
|
|
this._syncItemsWithRef(this._latestSortedRefs);
|
|
}
|
|
}
|
|
}
|
|
getSortedItems() {
|
|
return Array.from(this._unsortedItems).sort((a, b) => {
|
|
const documentPosition = a._dragRef.getVisibleElement().compareDocumentPosition(b._dragRef.getVisibleElement());
|
|
return documentPosition & Node.DOCUMENT_POSITION_FOLLOWING ? -1 : 1;
|
|
});
|
|
}
|
|
ngOnDestroy() {
|
|
const index = CdkDropList._dropLists.indexOf(this);
|
|
if (index > -1) {
|
|
CdkDropList._dropLists.splice(index, 1);
|
|
}
|
|
if (this._group) {
|
|
this._group._items.delete(this);
|
|
}
|
|
this._latestSortedRefs = undefined;
|
|
this._unsortedItems.clear();
|
|
this._dropListRef.dispose();
|
|
this._destroyed.next();
|
|
this._destroyed.complete();
|
|
}
|
|
_setupInputSyncSubscription(ref) {
|
|
if (this._dir) {
|
|
this._dir.change.pipe(startWith(this._dir.value), takeUntil(this._destroyed)).subscribe(value => ref.withDirection(value));
|
|
}
|
|
ref.beforeStarted.subscribe(() => {
|
|
const siblings = coerceArray(this.connectedTo).map(drop => {
|
|
if (typeof drop === 'string') {
|
|
const correspondingDropList = CdkDropList._dropLists.find(list => list.id === drop);
|
|
if (!correspondingDropList && (typeof ngDevMode === 'undefined' || ngDevMode)) {
|
|
console.warn(`CdkDropList could not find connected drop list with id "${drop}"`);
|
|
}
|
|
return correspondingDropList;
|
|
}
|
|
return drop;
|
|
});
|
|
if (this._group) {
|
|
this._group._items.forEach(drop => {
|
|
if (siblings.indexOf(drop) === -1) {
|
|
siblings.push(drop);
|
|
}
|
|
});
|
|
}
|
|
if (!this._scrollableParentsResolved) {
|
|
const scrollableParents = this._scrollDispatcher.getAncestorScrollContainers(this.element).map(scrollable => scrollable.getElementRef().nativeElement);
|
|
this._dropListRef.withScrollableParents(scrollableParents);
|
|
this._scrollableParentsResolved = true;
|
|
}
|
|
if (this.elementContainerSelector) {
|
|
const container = this.element.nativeElement.querySelector(this.elementContainerSelector);
|
|
if (!container && (typeof ngDevMode === 'undefined' || ngDevMode)) {
|
|
throw new Error(`CdkDropList could not find an element container matching the selector "${this.elementContainerSelector}"`);
|
|
}
|
|
ref.withElementContainer(container);
|
|
}
|
|
ref.disabled = this.disabled;
|
|
ref.lockAxis = this.lockAxis;
|
|
ref.sortingDisabled = this.sortingDisabled;
|
|
ref.autoScrollDisabled = this.autoScrollDisabled;
|
|
ref.autoScrollStep = coerceNumberProperty(this.autoScrollStep, 2);
|
|
ref.hasAnchor = this.hasAnchor;
|
|
ref.connectedTo(siblings.filter(drop => drop && drop !== this).map(list => list._dropListRef)).withOrientation(this.orientation);
|
|
});
|
|
}
|
|
_handleEvents(ref) {
|
|
ref.beforeStarted.subscribe(() => {
|
|
this._syncItemsWithRef(this.getSortedItems().map(item => item._dragRef));
|
|
this._changeDetectorRef.markForCheck();
|
|
});
|
|
ref.entered.subscribe(event => {
|
|
this.entered.emit({
|
|
container: this,
|
|
item: event.item.data,
|
|
currentIndex: event.currentIndex
|
|
});
|
|
});
|
|
ref.exited.subscribe(event => {
|
|
this.exited.emit({
|
|
container: this,
|
|
item: event.item.data
|
|
});
|
|
this._changeDetectorRef.markForCheck();
|
|
});
|
|
ref.sorted.subscribe(event => {
|
|
this.sorted.emit({
|
|
previousIndex: event.previousIndex,
|
|
currentIndex: event.currentIndex,
|
|
container: this,
|
|
item: event.item.data
|
|
});
|
|
});
|
|
ref.dropped.subscribe(dropEvent => {
|
|
this.dropped.emit({
|
|
previousIndex: dropEvent.previousIndex,
|
|
currentIndex: dropEvent.currentIndex,
|
|
previousContainer: dropEvent.previousContainer.data,
|
|
container: dropEvent.container.data,
|
|
item: dropEvent.item.data,
|
|
isPointerOverContainer: dropEvent.isPointerOverContainer,
|
|
distance: dropEvent.distance,
|
|
dropPoint: dropEvent.dropPoint,
|
|
event: dropEvent.event
|
|
});
|
|
this._changeDetectorRef.markForCheck();
|
|
});
|
|
merge(ref.receivingStarted, ref.receivingStopped).subscribe(() => this._changeDetectorRef.markForCheck());
|
|
}
|
|
_assignDefaults(config) {
|
|
const {
|
|
lockAxis,
|
|
draggingDisabled,
|
|
sortingDisabled,
|
|
listAutoScrollDisabled,
|
|
listOrientation
|
|
} = config;
|
|
this.disabled = draggingDisabled == null ? false : draggingDisabled;
|
|
this.sortingDisabled = sortingDisabled == null ? false : sortingDisabled;
|
|
this.autoScrollDisabled = listAutoScrollDisabled == null ? false : listAutoScrollDisabled;
|
|
this.orientation = listOrientation || 'vertical';
|
|
this.lockAxis = lockAxis || null;
|
|
}
|
|
_syncItemsWithRef(items) {
|
|
this._latestSortedRefs = items;
|
|
this._dropListRef.withItems(items);
|
|
}
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDropList,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.Directive
|
|
});
|
|
static ɵdir = i0.ɵɵngDeclareDirective({
|
|
minVersion: "16.1.0",
|
|
version: "21.0.3",
|
|
type: CdkDropList,
|
|
isStandalone: true,
|
|
selector: "[cdkDropList], cdk-drop-list",
|
|
inputs: {
|
|
connectedTo: ["cdkDropListConnectedTo", "connectedTo"],
|
|
data: ["cdkDropListData", "data"],
|
|
orientation: ["cdkDropListOrientation", "orientation"],
|
|
id: "id",
|
|
lockAxis: ["cdkDropListLockAxis", "lockAxis"],
|
|
disabled: ["cdkDropListDisabled", "disabled", booleanAttribute],
|
|
sortingDisabled: ["cdkDropListSortingDisabled", "sortingDisabled", booleanAttribute],
|
|
enterPredicate: ["cdkDropListEnterPredicate", "enterPredicate"],
|
|
sortPredicate: ["cdkDropListSortPredicate", "sortPredicate"],
|
|
autoScrollDisabled: ["cdkDropListAutoScrollDisabled", "autoScrollDisabled", booleanAttribute],
|
|
autoScrollStep: ["cdkDropListAutoScrollStep", "autoScrollStep"],
|
|
elementContainerSelector: ["cdkDropListElementContainer", "elementContainerSelector"],
|
|
hasAnchor: ["cdkDropListHasAnchor", "hasAnchor", booleanAttribute]
|
|
},
|
|
outputs: {
|
|
dropped: "cdkDropListDropped",
|
|
entered: "cdkDropListEntered",
|
|
exited: "cdkDropListExited",
|
|
sorted: "cdkDropListSorted"
|
|
},
|
|
host: {
|
|
properties: {
|
|
"attr.id": "id",
|
|
"class.cdk-drop-list-disabled": "disabled",
|
|
"class.cdk-drop-list-dragging": "_dropListRef.isDragging()",
|
|
"class.cdk-drop-list-receiving": "_dropListRef.isReceiving()"
|
|
},
|
|
classAttribute: "cdk-drop-list"
|
|
},
|
|
providers: [{
|
|
provide: CDK_DROP_LIST_GROUP,
|
|
useValue: undefined
|
|
}, {
|
|
provide: CDK_DROP_LIST,
|
|
useExisting: CdkDropList
|
|
}],
|
|
exportAs: ["cdkDropList"],
|
|
ngImport: i0
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDropList,
|
|
decorators: [{
|
|
type: Directive,
|
|
args: [{
|
|
selector: '[cdkDropList], cdk-drop-list',
|
|
exportAs: 'cdkDropList',
|
|
providers: [{
|
|
provide: CDK_DROP_LIST_GROUP,
|
|
useValue: undefined
|
|
}, {
|
|
provide: CDK_DROP_LIST,
|
|
useExisting: CdkDropList
|
|
}],
|
|
host: {
|
|
'class': 'cdk-drop-list',
|
|
'[attr.id]': 'id',
|
|
'[class.cdk-drop-list-disabled]': 'disabled',
|
|
'[class.cdk-drop-list-dragging]': '_dropListRef.isDragging()',
|
|
'[class.cdk-drop-list-receiving]': '_dropListRef.isReceiving()'
|
|
}
|
|
}]
|
|
}],
|
|
ctorParameters: () => [],
|
|
propDecorators: {
|
|
connectedTo: [{
|
|
type: Input,
|
|
args: ['cdkDropListConnectedTo']
|
|
}],
|
|
data: [{
|
|
type: Input,
|
|
args: ['cdkDropListData']
|
|
}],
|
|
orientation: [{
|
|
type: Input,
|
|
args: ['cdkDropListOrientation']
|
|
}],
|
|
id: [{
|
|
type: Input
|
|
}],
|
|
lockAxis: [{
|
|
type: Input,
|
|
args: ['cdkDropListLockAxis']
|
|
}],
|
|
disabled: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDropListDisabled',
|
|
transform: booleanAttribute
|
|
}]
|
|
}],
|
|
sortingDisabled: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDropListSortingDisabled',
|
|
transform: booleanAttribute
|
|
}]
|
|
}],
|
|
enterPredicate: [{
|
|
type: Input,
|
|
args: ['cdkDropListEnterPredicate']
|
|
}],
|
|
sortPredicate: [{
|
|
type: Input,
|
|
args: ['cdkDropListSortPredicate']
|
|
}],
|
|
autoScrollDisabled: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDropListAutoScrollDisabled',
|
|
transform: booleanAttribute
|
|
}]
|
|
}],
|
|
autoScrollStep: [{
|
|
type: Input,
|
|
args: ['cdkDropListAutoScrollStep']
|
|
}],
|
|
elementContainerSelector: [{
|
|
type: Input,
|
|
args: ['cdkDropListElementContainer']
|
|
}],
|
|
hasAnchor: [{
|
|
type: Input,
|
|
args: [{
|
|
alias: 'cdkDropListHasAnchor',
|
|
transform: booleanAttribute
|
|
}]
|
|
}],
|
|
dropped: [{
|
|
type: Output,
|
|
args: ['cdkDropListDropped']
|
|
}],
|
|
entered: [{
|
|
type: Output,
|
|
args: ['cdkDropListEntered']
|
|
}],
|
|
exited: [{
|
|
type: Output,
|
|
args: ['cdkDropListExited']
|
|
}],
|
|
sorted: [{
|
|
type: Output,
|
|
args: ['cdkDropListSorted']
|
|
}]
|
|
}
|
|
});
|
|
|
|
const CDK_DRAG_PREVIEW = new InjectionToken('CdkDragPreview');
|
|
class CdkDragPreview {
|
|
templateRef = inject(TemplateRef);
|
|
_drag = inject(CDK_DRAG_PARENT, {
|
|
optional: true
|
|
});
|
|
data;
|
|
matchSize = false;
|
|
constructor() {
|
|
this._drag?._setPreviewTemplate(this);
|
|
}
|
|
ngOnDestroy() {
|
|
this._drag?._resetPreviewTemplate(this);
|
|
}
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDragPreview,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.Directive
|
|
});
|
|
static ɵdir = i0.ɵɵngDeclareDirective({
|
|
minVersion: "16.1.0",
|
|
version: "21.0.3",
|
|
type: CdkDragPreview,
|
|
isStandalone: true,
|
|
selector: "ng-template[cdkDragPreview]",
|
|
inputs: {
|
|
data: "data",
|
|
matchSize: ["matchSize", "matchSize", booleanAttribute]
|
|
},
|
|
providers: [{
|
|
provide: CDK_DRAG_PREVIEW,
|
|
useExisting: CdkDragPreview
|
|
}],
|
|
ngImport: i0
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDragPreview,
|
|
decorators: [{
|
|
type: Directive,
|
|
args: [{
|
|
selector: 'ng-template[cdkDragPreview]',
|
|
providers: [{
|
|
provide: CDK_DRAG_PREVIEW,
|
|
useExisting: CdkDragPreview
|
|
}]
|
|
}]
|
|
}],
|
|
ctorParameters: () => [],
|
|
propDecorators: {
|
|
data: [{
|
|
type: Input
|
|
}],
|
|
matchSize: [{
|
|
type: Input,
|
|
args: [{
|
|
transform: booleanAttribute
|
|
}]
|
|
}]
|
|
}
|
|
});
|
|
|
|
const CDK_DRAG_PLACEHOLDER = new InjectionToken('CdkDragPlaceholder');
|
|
class CdkDragPlaceholder {
|
|
templateRef = inject(TemplateRef);
|
|
_drag = inject(CDK_DRAG_PARENT, {
|
|
optional: true
|
|
});
|
|
data;
|
|
constructor() {
|
|
this._drag?._setPlaceholderTemplate(this);
|
|
}
|
|
ngOnDestroy() {
|
|
this._drag?._resetPlaceholderTemplate(this);
|
|
}
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDragPlaceholder,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.Directive
|
|
});
|
|
static ɵdir = i0.ɵɵngDeclareDirective({
|
|
minVersion: "14.0.0",
|
|
version: "21.0.3",
|
|
type: CdkDragPlaceholder,
|
|
isStandalone: true,
|
|
selector: "ng-template[cdkDragPlaceholder]",
|
|
inputs: {
|
|
data: "data"
|
|
},
|
|
providers: [{
|
|
provide: CDK_DRAG_PLACEHOLDER,
|
|
useExisting: CdkDragPlaceholder
|
|
}],
|
|
ngImport: i0
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: CdkDragPlaceholder,
|
|
decorators: [{
|
|
type: Directive,
|
|
args: [{
|
|
selector: 'ng-template[cdkDragPlaceholder]',
|
|
providers: [{
|
|
provide: CDK_DRAG_PLACEHOLDER,
|
|
useExisting: CdkDragPlaceholder
|
|
}]
|
|
}]
|
|
}],
|
|
ctorParameters: () => [],
|
|
propDecorators: {
|
|
data: [{
|
|
type: Input
|
|
}]
|
|
}
|
|
});
|
|
|
|
const DRAG_DROP_DIRECTIVES = [CdkDropList, CdkDropListGroup, CdkDrag, CdkDragHandle, CdkDragPreview, CdkDragPlaceholder];
|
|
class DragDropModule {
|
|
static ɵfac = i0.ɵɵngDeclareFactory({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: DragDropModule,
|
|
deps: [],
|
|
target: i0.ɵɵFactoryTarget.NgModule
|
|
});
|
|
static ɵmod = i0.ɵɵngDeclareNgModule({
|
|
minVersion: "14.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: DragDropModule,
|
|
imports: [CdkDropList, CdkDropListGroup, CdkDrag, CdkDragHandle, CdkDragPreview, CdkDragPlaceholder],
|
|
exports: [CdkScrollableModule, CdkDropList, CdkDropListGroup, CdkDrag, CdkDragHandle, CdkDragPreview, CdkDragPlaceholder]
|
|
});
|
|
static ɵinj = i0.ɵɵngDeclareInjector({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: DragDropModule,
|
|
providers: [DragDrop],
|
|
imports: [CdkScrollableModule]
|
|
});
|
|
}
|
|
i0.ɵɵngDeclareClassMetadata({
|
|
minVersion: "12.0.0",
|
|
version: "21.0.3",
|
|
ngImport: i0,
|
|
type: DragDropModule,
|
|
decorators: [{
|
|
type: NgModule,
|
|
args: [{
|
|
imports: DRAG_DROP_DIRECTIVES,
|
|
exports: [CdkScrollableModule, ...DRAG_DROP_DIRECTIVES],
|
|
providers: [DragDrop]
|
|
}]
|
|
}]
|
|
});
|
|
|
|
export { CDK_DRAG_CONFIG, CDK_DRAG_HANDLE, CDK_DRAG_PARENT, CDK_DRAG_PLACEHOLDER, CDK_DRAG_PREVIEW, CDK_DROP_LIST, CDK_DROP_LIST_GROUP, CdkDrag, CdkDragHandle, CdkDragPlaceholder, CdkDragPreview, CdkDropList, CdkDropListGroup, DragDrop, DragDropModule, DragDropRegistry, DragRef, DropListRef, copyArrayItem, createDragRef, createDropListRef, moveItemInArray, transferArrayItem };
|
|
//# sourceMappingURL=drag-drop.mjs.map
|
|
|