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920 lines
60 KiB
920 lines
60 KiB
import { DOCUMENT, CommonModule } from '@angular/common';
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import { forwardRef, EventEmitter, Component, ViewEncapsulation, ChangeDetectionStrategy, ElementRef, ChangeDetectorRef, Optional, Attribute, NgZone, Inject, Input, Output, ViewChild, NgModule } from '@angular/core';
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import { mixinTabIndex, mixinColor, mixinDisabled, MatCommonModule } from '@angular/material/core';
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import { FocusMonitor } from '@angular/cdk/a11y';
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import { Directionality } from '@angular/cdk/bidi';
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import { coerceBooleanProperty, coerceNumberProperty } from '@angular/cdk/coercion';
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import { hasModifierKey, DOWN_ARROW, RIGHT_ARROW, UP_ARROW, LEFT_ARROW, HOME, END, PAGE_DOWN, PAGE_UP } from '@angular/cdk/keycodes';
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import { NG_VALUE_ACCESSOR } from '@angular/forms';
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import { ANIMATION_MODULE_TYPE } from '@angular/platform-browser/animations';
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import { normalizePassiveListenerOptions } from '@angular/cdk/platform';
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import { Subscription } from 'rxjs';
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/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import * as ɵngcc0 from '@angular/core';
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import * as ɵngcc1 from '@angular/cdk/a11y';
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import * as ɵngcc2 from '@angular/cdk/bidi';
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import * as ɵngcc3 from '@angular/common';
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const _c0 = ["sliderWrapper"];
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const activeEventOptions = normalizePassiveListenerOptions({ passive: false });
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/**
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* Visually, a 30px separation between tick marks looks best. This is very subjective but it is
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* the default separation we chose.
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*/
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const MIN_AUTO_TICK_SEPARATION = 30;
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/** The thumb gap size for a disabled slider. */
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const DISABLED_THUMB_GAP = 7;
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/** The thumb gap size for a non-active slider at its minimum value. */
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const MIN_VALUE_NONACTIVE_THUMB_GAP = 7;
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/** The thumb gap size for an active slider at its minimum value. */
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const MIN_VALUE_ACTIVE_THUMB_GAP = 10;
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/**
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* Provider Expression that allows mat-slider to register as a ControlValueAccessor.
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* This allows it to support [(ngModel)] and [formControl].
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* @docs-private
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*/
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const MAT_SLIDER_VALUE_ACCESSOR = {
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provide: NG_VALUE_ACCESSOR,
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useExisting: forwardRef(() => MatSlider),
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multi: true
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};
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/** A simple change event emitted by the MatSlider component. */
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class MatSliderChange {
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}
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// Boilerplate for applying mixins to MatSlider.
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/** @docs-private */
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const _MatSliderBase = mixinTabIndex(mixinColor(mixinDisabled(class {
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constructor(_elementRef) {
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this._elementRef = _elementRef;
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}
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}), 'accent'));
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/**
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* Allows users to select from a range of values by moving the slider thumb. It is similar in
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* behavior to the native `<input type="range">` element.
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*/
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class MatSlider extends _MatSliderBase {
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constructor(elementRef, _focusMonitor, _changeDetectorRef, _dir, tabIndex, _ngZone, _document, _animationMode) {
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super(elementRef);
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this._focusMonitor = _focusMonitor;
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this._changeDetectorRef = _changeDetectorRef;
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this._dir = _dir;
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this._ngZone = _ngZone;
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this._animationMode = _animationMode;
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this._invert = false;
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this._max = 100;
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this._min = 0;
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this._step = 1;
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this._thumbLabel = false;
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this._tickInterval = 0;
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this._value = null;
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this._vertical = false;
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/** Event emitted when the slider value has changed. */
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this.change = new EventEmitter();
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/** Event emitted when the slider thumb moves. */
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this.input = new EventEmitter();
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/**
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* Emits when the raw value of the slider changes. This is here primarily
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* to facilitate the two-way binding for the `value` input.
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* @docs-private
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*/
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this.valueChange = new EventEmitter();
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/** onTouch function registered via registerOnTouch (ControlValueAccessor). */
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this.onTouched = () => { };
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this._percent = 0;
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/**
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* Whether or not the thumb is sliding and what the user is using to slide it with.
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* Used to determine if there should be a transition for the thumb and fill track.
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*/
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this._isSliding = null;
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/**
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* Whether or not the slider is active (clicked or sliding).
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* Used to shrink and grow the thumb as according to the Material Design spec.
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*/
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this._isActive = false;
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/** The size of a tick interval as a percentage of the size of the track. */
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this._tickIntervalPercent = 0;
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/** The dimensions of the slider. */
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this._sliderDimensions = null;
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this._controlValueAccessorChangeFn = () => { };
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/** Subscription to the Directionality change EventEmitter. */
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this._dirChangeSubscription = Subscription.EMPTY;
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/** Called when the user has put their pointer down on the slider. */
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this._pointerDown = (event) => {
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// Don't do anything if the slider is disabled or the
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// user is using anything other than the main mouse button.
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if (this.disabled || this._isSliding || (!isTouchEvent(event) && event.button !== 0)) {
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return;
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}
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this._ngZone.run(() => {
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this._touchId = isTouchEvent(event) ?
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getTouchIdForSlider(event, this._elementRef.nativeElement) : undefined;
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const pointerPosition = getPointerPositionOnPage(event, this._touchId);
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if (pointerPosition) {
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const oldValue = this.value;
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this._isSliding = 'pointer';
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this._lastPointerEvent = event;
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event.preventDefault();
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this._focusHostElement();
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this._onMouseenter(); // Simulate mouseenter in case this is a mobile device.
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this._bindGlobalEvents(event);
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this._focusHostElement();
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this._updateValueFromPosition(pointerPosition);
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this._valueOnSlideStart = oldValue;
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// Emit a change and input event if the value changed.
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if (oldValue != this.value) {
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this._emitInputEvent();
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}
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}
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});
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};
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/**
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* Called when the user has moved their pointer after
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* starting to drag. Bound on the document level.
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*/
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this._pointerMove = (event) => {
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if (this._isSliding === 'pointer') {
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const pointerPosition = getPointerPositionOnPage(event, this._touchId);
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if (pointerPosition) {
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// Prevent the slide from selecting anything else.
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event.preventDefault();
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const oldValue = this.value;
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this._lastPointerEvent = event;
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this._updateValueFromPosition(pointerPosition);
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// Native range elements always emit `input` events when the value changed while sliding.
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if (oldValue != this.value) {
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this._emitInputEvent();
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}
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}
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}
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};
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/** Called when the user has lifted their pointer. Bound on the document level. */
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this._pointerUp = (event) => {
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if (this._isSliding === 'pointer') {
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if (!isTouchEvent(event) || typeof this._touchId !== 'number' ||
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// Note that we use `changedTouches`, rather than `touches` because it
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// seems like in most cases `touches` is empty for `touchend` events.
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findMatchingTouch(event.changedTouches, this._touchId)) {
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event.preventDefault();
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this._removeGlobalEvents();
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this._isSliding = null;
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this._touchId = undefined;
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if (this._valueOnSlideStart != this.value && !this.disabled) {
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this._emitChangeEvent();
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}
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this._valueOnSlideStart = this._lastPointerEvent = null;
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}
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}
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};
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/** Called when the window has lost focus. */
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this._windowBlur = () => {
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// If the window is blurred while dragging we need to stop dragging because the
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// browser won't dispatch the `mouseup` and `touchend` events anymore.
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if (this._lastPointerEvent) {
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this._pointerUp(this._lastPointerEvent);
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}
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};
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this._document = _document;
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this.tabIndex = parseInt(tabIndex) || 0;
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_ngZone.runOutsideAngular(() => {
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const element = elementRef.nativeElement;
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element.addEventListener('mousedown', this._pointerDown, activeEventOptions);
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element.addEventListener('touchstart', this._pointerDown, activeEventOptions);
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});
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}
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/** Whether the slider is inverted. */
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get invert() { return this._invert; }
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set invert(value) {
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this._invert = coerceBooleanProperty(value);
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}
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/** The maximum value that the slider can have. */
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get max() { return this._max; }
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set max(v) {
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this._max = coerceNumberProperty(v, this._max);
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this._percent = this._calculatePercentage(this._value);
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// Since this also modifies the percentage, we need to let the change detection know.
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this._changeDetectorRef.markForCheck();
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}
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/** The minimum value that the slider can have. */
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get min() { return this._min; }
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set min(v) {
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this._min = coerceNumberProperty(v, this._min);
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this._percent = this._calculatePercentage(this._value);
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// Since this also modifies the percentage, we need to let the change detection know.
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this._changeDetectorRef.markForCheck();
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}
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/** The values at which the thumb will snap. */
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get step() { return this._step; }
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set step(v) {
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this._step = coerceNumberProperty(v, this._step);
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if (this._step % 1 !== 0) {
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this._roundToDecimal = this._step.toString().split('.').pop().length;
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}
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// Since this could modify the label, we need to notify the change detection.
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this._changeDetectorRef.markForCheck();
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}
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/** Whether or not to show the thumb label. */
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get thumbLabel() { return this._thumbLabel; }
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set thumbLabel(value) { this._thumbLabel = coerceBooleanProperty(value); }
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/**
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* How often to show ticks. Relative to the step so that a tick always appears on a step.
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* Ex: Tick interval of 4 with a step of 3 will draw a tick every 4 steps (every 12 values).
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*/
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get tickInterval() { return this._tickInterval; }
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set tickInterval(value) {
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if (value === 'auto') {
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this._tickInterval = 'auto';
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}
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else if (typeof value === 'number' || typeof value === 'string') {
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this._tickInterval = coerceNumberProperty(value, this._tickInterval);
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}
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else {
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this._tickInterval = 0;
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}
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}
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/** Value of the slider. */
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get value() {
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// If the value needs to be read and it is still uninitialized, initialize it to the min.
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if (this._value === null) {
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this.value = this._min;
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}
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return this._value;
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}
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set value(v) {
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if (v !== this._value) {
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let value = coerceNumberProperty(v, 0);
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// While incrementing by a decimal we can end up with values like 33.300000000000004.
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// Truncate it to ensure that it matches the label and to make it easier to work with.
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if (this._roundToDecimal && value !== this.min && value !== this.max) {
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value = parseFloat(value.toFixed(this._roundToDecimal));
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}
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this._value = value;
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this._percent = this._calculatePercentage(this._value);
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// Since this also modifies the percentage, we need to let the change detection know.
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this._changeDetectorRef.markForCheck();
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}
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}
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/** Whether the slider is vertical. */
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get vertical() { return this._vertical; }
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set vertical(value) {
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this._vertical = coerceBooleanProperty(value);
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}
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/** The value to be used for display purposes. */
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get displayValue() {
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if (this.displayWith) {
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// Value is never null but since setters and getters cannot have
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// different types, the value getter is also typed to return null.
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return this.displayWith(this.value);
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}
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// Note that this could be improved further by rounding something like 0.999 to 1 or
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// 0.899 to 0.9, however it is very performance sensitive, because it gets called on
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// every change detection cycle.
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if (this._roundToDecimal && this.value && this.value % 1 !== 0) {
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return this.value.toFixed(this._roundToDecimal);
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}
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return this.value || 0;
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}
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/** set focus to the host element */
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focus(options) {
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this._focusHostElement(options);
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}
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/** blur the host element */
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blur() {
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this._blurHostElement();
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}
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/** The percentage of the slider that coincides with the value. */
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get percent() { return this._clamp(this._percent); }
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/**
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* Whether the axis of the slider is inverted.
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* (i.e. whether moving the thumb in the positive x or y direction decreases the slider's value).
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*/
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_shouldInvertAxis() {
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// Standard non-inverted mode for a vertical slider should be dragging the thumb from bottom to
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// top. However from a y-axis standpoint this is inverted.
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return this.vertical ? !this.invert : this.invert;
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}
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/** Whether the slider is at its minimum value. */
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_isMinValue() {
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return this.percent === 0;
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}
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/**
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* The amount of space to leave between the slider thumb and the track fill & track background
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* elements.
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*/
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_getThumbGap() {
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if (this.disabled) {
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return DISABLED_THUMB_GAP;
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}
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if (this._isMinValue() && !this.thumbLabel) {
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return this._isActive ? MIN_VALUE_ACTIVE_THUMB_GAP : MIN_VALUE_NONACTIVE_THUMB_GAP;
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}
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return 0;
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}
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/** CSS styles for the track background element. */
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_getTrackBackgroundStyles() {
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const axis = this.vertical ? 'Y' : 'X';
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const scale = this.vertical ? `1, ${1 - this.percent}, 1` : `${1 - this.percent}, 1, 1`;
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const sign = this._shouldInvertMouseCoords() ? '-' : '';
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return {
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// scale3d avoids some rendering issues in Chrome. See #12071.
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transform: `translate${axis}(${sign}${this._getThumbGap()}px) scale3d(${scale})`
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};
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}
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/** CSS styles for the track fill element. */
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_getTrackFillStyles() {
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const percent = this.percent;
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const axis = this.vertical ? 'Y' : 'X';
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const scale = this.vertical ? `1, ${percent}, 1` : `${percent}, 1, 1`;
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const sign = this._shouldInvertMouseCoords() ? '' : '-';
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return {
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// scale3d avoids some rendering issues in Chrome. See #12071.
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transform: `translate${axis}(${sign}${this._getThumbGap()}px) scale3d(${scale})`,
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// iOS Safari has a bug where it won't re-render elements which start of as `scale(0)` until
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// something forces a style recalculation on it. Since we'll end up with `scale(0)` when
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// the value of the slider is 0, we can easily get into this situation. We force a
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// recalculation by changing the element's `display` when it goes from 0 to any other value.
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display: percent === 0 ? 'none' : ''
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};
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}
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/** CSS styles for the ticks container element. */
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_getTicksContainerStyles() {
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let axis = this.vertical ? 'Y' : 'X';
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// For a horizontal slider in RTL languages we push the ticks container off the left edge
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// instead of the right edge to avoid causing a horizontal scrollbar to appear.
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let sign = !this.vertical && this._getDirection() == 'rtl' ? '' : '-';
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let offset = this._tickIntervalPercent / 2 * 100;
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return {
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'transform': `translate${axis}(${sign}${offset}%)`
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};
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}
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/** CSS styles for the ticks element. */
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_getTicksStyles() {
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let tickSize = this._tickIntervalPercent * 100;
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let backgroundSize = this.vertical ? `2px ${tickSize}%` : `${tickSize}% 2px`;
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let axis = this.vertical ? 'Y' : 'X';
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// Depending on the direction we pushed the ticks container, push the ticks the opposite
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// direction to re-center them but clip off the end edge. In RTL languages we need to flip the
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// ticks 180 degrees so we're really cutting off the end edge abd not the start.
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let sign = !this.vertical && this._getDirection() == 'rtl' ? '-' : '';
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let rotate = !this.vertical && this._getDirection() == 'rtl' ? ' rotate(180deg)' : '';
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let styles = {
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'backgroundSize': backgroundSize,
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// Without translateZ ticks sometimes jitter as the slider moves on Chrome & Firefox.
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'transform': `translateZ(0) translate${axis}(${sign}${tickSize / 2}%)${rotate}`
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};
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if (this._isMinValue() && this._getThumbGap()) {
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const shouldInvertAxis = this._shouldInvertAxis();
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let side;
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if (this.vertical) {
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side = shouldInvertAxis ? 'Bottom' : 'Top';
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}
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else {
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side = shouldInvertAxis ? 'Right' : 'Left';
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}
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styles[`padding${side}`] = `${this._getThumbGap()}px`;
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}
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return styles;
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}
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_getThumbContainerStyles() {
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const shouldInvertAxis = this._shouldInvertAxis();
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let axis = this.vertical ? 'Y' : 'X';
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// For a horizontal slider in RTL languages we push the thumb container off the left edge
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// instead of the right edge to avoid causing a horizontal scrollbar to appear.
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let invertOffset = (this._getDirection() == 'rtl' && !this.vertical) ? !shouldInvertAxis : shouldInvertAxis;
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let offset = (invertOffset ? this.percent : 1 - this.percent) * 100;
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return {
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'transform': `translate${axis}(-${offset}%)`
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};
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}
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/**
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* Whether mouse events should be converted to a slider position by calculating their distance
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* from the right or bottom edge of the slider as opposed to the top or left.
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*/
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_shouldInvertMouseCoords() {
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const shouldInvertAxis = this._shouldInvertAxis();
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return (this._getDirection() == 'rtl' && !this.vertical) ? !shouldInvertAxis : shouldInvertAxis;
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}
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/** The language direction for this slider element. */
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_getDirection() {
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return (this._dir && this._dir.value == 'rtl') ? 'rtl' : 'ltr';
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}
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ngAfterViewInit() {
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this._focusMonitor
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.monitor(this._elementRef, true)
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.subscribe((origin) => {
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this._isActive = !!origin && origin !== 'keyboard';
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this._changeDetectorRef.detectChanges();
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});
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if (this._dir) {
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this._dirChangeSubscription = this._dir.change.subscribe(() => {
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this._changeDetectorRef.markForCheck();
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});
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}
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}
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ngOnDestroy() {
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const element = this._elementRef.nativeElement;
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element.removeEventListener('mousedown', this._pointerDown, activeEventOptions);
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element.removeEventListener('touchstart', this._pointerDown, activeEventOptions);
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this._lastPointerEvent = null;
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this._removeGlobalEvents();
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this._focusMonitor.stopMonitoring(this._elementRef);
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this._dirChangeSubscription.unsubscribe();
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}
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_onMouseenter() {
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if (this.disabled) {
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return;
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}
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// We save the dimensions of the slider here so we can use them to update the spacing of the
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// ticks and determine where on the slider click and slide events happen.
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this._sliderDimensions = this._getSliderDimensions();
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this._updateTickIntervalPercent();
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}
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_onFocus() {
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// We save the dimensions of the slider here so we can use them to update the spacing of the
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// ticks and determine where on the slider click and slide events happen.
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this._sliderDimensions = this._getSliderDimensions();
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this._updateTickIntervalPercent();
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}
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_onBlur() {
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this.onTouched();
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}
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_onKeydown(event) {
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if (this.disabled || hasModifierKey(event) ||
|
|
(this._isSliding && this._isSliding !== 'keyboard')) {
|
|
return;
|
|
}
|
|
const oldValue = this.value;
|
|
switch (event.keyCode) {
|
|
case PAGE_UP:
|
|
this._increment(10);
|
|
break;
|
|
case PAGE_DOWN:
|
|
this._increment(-10);
|
|
break;
|
|
case END:
|
|
this.value = this.max;
|
|
break;
|
|
case HOME:
|
|
this.value = this.min;
|
|
break;
|
|
case LEFT_ARROW:
|
|
// NOTE: For a sighted user it would make more sense that when they press an arrow key on an
|
|
// inverted slider the thumb moves in that direction. However for a blind user, nothing
|
|
// about the slider indicates that it is inverted. They will expect left to be decrement,
|
|
// regardless of how it appears on the screen. For speakers ofRTL languages, they probably
|
|
// expect left to mean increment. Therefore we flip the meaning of the side arrow keys for
|
|
// RTL. For inverted sliders we prefer a good a11y experience to having it "look right" for
|
|
// sighted users, therefore we do not swap the meaning.
|
|
this._increment(this._getDirection() == 'rtl' ? 1 : -1);
|
|
break;
|
|
case UP_ARROW:
|
|
this._increment(1);
|
|
break;
|
|
case RIGHT_ARROW:
|
|
// See comment on LEFT_ARROW about the conditions under which we flip the meaning.
|
|
this._increment(this._getDirection() == 'rtl' ? -1 : 1);
|
|
break;
|
|
case DOWN_ARROW:
|
|
this._increment(-1);
|
|
break;
|
|
default:
|
|
// Return if the key is not one that we explicitly handle to avoid calling preventDefault on
|
|
// it.
|
|
return;
|
|
}
|
|
if (oldValue != this.value) {
|
|
this._emitInputEvent();
|
|
this._emitChangeEvent();
|
|
}
|
|
this._isSliding = 'keyboard';
|
|
event.preventDefault();
|
|
}
|
|
_onKeyup() {
|
|
if (this._isSliding === 'keyboard') {
|
|
this._isSliding = null;
|
|
}
|
|
}
|
|
/** Use defaultView of injected document if available or fallback to global window reference */
|
|
_getWindow() {
|
|
return this._document.defaultView || window;
|
|
}
|
|
/**
|
|
* Binds our global move and end events. They're bound at the document level and only while
|
|
* dragging so that the user doesn't have to keep their pointer exactly over the slider
|
|
* as they're swiping across the screen.
|
|
*/
|
|
_bindGlobalEvents(triggerEvent) {
|
|
// Note that we bind the events to the `document`, because it allows us to capture
|
|
// drag cancel events where the user's pointer is outside the browser window.
|
|
const document = this._document;
|
|
const isTouch = isTouchEvent(triggerEvent);
|
|
const moveEventName = isTouch ? 'touchmove' : 'mousemove';
|
|
const endEventName = isTouch ? 'touchend' : 'mouseup';
|
|
document.addEventListener(moveEventName, this._pointerMove, activeEventOptions);
|
|
document.addEventListener(endEventName, this._pointerUp, activeEventOptions);
|
|
if (isTouch) {
|
|
document.addEventListener('touchcancel', this._pointerUp, activeEventOptions);
|
|
}
|
|
const window = this._getWindow();
|
|
if (typeof window !== 'undefined' && window) {
|
|
window.addEventListener('blur', this._windowBlur);
|
|
}
|
|
}
|
|
/** Removes any global event listeners that we may have added. */
|
|
_removeGlobalEvents() {
|
|
const document = this._document;
|
|
document.removeEventListener('mousemove', this._pointerMove, activeEventOptions);
|
|
document.removeEventListener('mouseup', this._pointerUp, activeEventOptions);
|
|
document.removeEventListener('touchmove', this._pointerMove, activeEventOptions);
|
|
document.removeEventListener('touchend', this._pointerUp, activeEventOptions);
|
|
document.removeEventListener('touchcancel', this._pointerUp, activeEventOptions);
|
|
const window = this._getWindow();
|
|
if (typeof window !== 'undefined' && window) {
|
|
window.removeEventListener('blur', this._windowBlur);
|
|
}
|
|
}
|
|
/** Increments the slider by the given number of steps (negative number decrements). */
|
|
_increment(numSteps) {
|
|
this.value = this._clamp((this.value || 0) + this.step * numSteps, this.min, this.max);
|
|
}
|
|
/** Calculate the new value from the new physical location. The value will always be snapped. */
|
|
_updateValueFromPosition(pos) {
|
|
if (!this._sliderDimensions) {
|
|
return;
|
|
}
|
|
let offset = this.vertical ? this._sliderDimensions.top : this._sliderDimensions.left;
|
|
let size = this.vertical ? this._sliderDimensions.height : this._sliderDimensions.width;
|
|
let posComponent = this.vertical ? pos.y : pos.x;
|
|
// The exact value is calculated from the event and used to find the closest snap value.
|
|
let percent = this._clamp((posComponent - offset) / size);
|
|
if (this._shouldInvertMouseCoords()) {
|
|
percent = 1 - percent;
|
|
}
|
|
// Since the steps may not divide cleanly into the max value, if the user
|
|
// slid to 0 or 100 percent, we jump to the min/max value. This approach
|
|
// is slightly more intuitive than using `Math.ceil` below, because it
|
|
// follows the user's pointer closer.
|
|
if (percent === 0) {
|
|
this.value = this.min;
|
|
}
|
|
else if (percent === 1) {
|
|
this.value = this.max;
|
|
}
|
|
else {
|
|
const exactValue = this._calculateValue(percent);
|
|
// This calculation finds the closest step by finding the closest
|
|
// whole number divisible by the step relative to the min.
|
|
const closestValue = Math.round((exactValue - this.min) / this.step) * this.step + this.min;
|
|
// The value needs to snap to the min and max.
|
|
this.value = this._clamp(closestValue, this.min, this.max);
|
|
}
|
|
}
|
|
/** Emits a change event if the current value is different from the last emitted value. */
|
|
_emitChangeEvent() {
|
|
this._controlValueAccessorChangeFn(this.value);
|
|
this.valueChange.emit(this.value);
|
|
this.change.emit(this._createChangeEvent());
|
|
}
|
|
/** Emits an input event when the current value is different from the last emitted value. */
|
|
_emitInputEvent() {
|
|
this.input.emit(this._createChangeEvent());
|
|
}
|
|
/** Updates the amount of space between ticks as a percentage of the width of the slider. */
|
|
_updateTickIntervalPercent() {
|
|
if (!this.tickInterval || !this._sliderDimensions) {
|
|
return;
|
|
}
|
|
if (this.tickInterval == 'auto') {
|
|
let trackSize = this.vertical ? this._sliderDimensions.height : this._sliderDimensions.width;
|
|
let pixelsPerStep = trackSize * this.step / (this.max - this.min);
|
|
let stepsPerTick = Math.ceil(MIN_AUTO_TICK_SEPARATION / pixelsPerStep);
|
|
let pixelsPerTick = stepsPerTick * this.step;
|
|
this._tickIntervalPercent = pixelsPerTick / trackSize;
|
|
}
|
|
else {
|
|
this._tickIntervalPercent = this.tickInterval * this.step / (this.max - this.min);
|
|
}
|
|
}
|
|
/** Creates a slider change object from the specified value. */
|
|
_createChangeEvent(value = this.value) {
|
|
let event = new MatSliderChange();
|
|
event.source = this;
|
|
event.value = value;
|
|
return event;
|
|
}
|
|
/** Calculates the percentage of the slider that a value is. */
|
|
_calculatePercentage(value) {
|
|
return ((value || 0) - this.min) / (this.max - this.min);
|
|
}
|
|
/** Calculates the value a percentage of the slider corresponds to. */
|
|
_calculateValue(percentage) {
|
|
return this.min + percentage * (this.max - this.min);
|
|
}
|
|
/** Return a number between two numbers. */
|
|
_clamp(value, min = 0, max = 1) {
|
|
return Math.max(min, Math.min(value, max));
|
|
}
|
|
/**
|
|
* Get the bounding client rect of the slider track element.
|
|
* The track is used rather than the native element to ignore the extra space that the thumb can
|
|
* take up.
|
|
*/
|
|
_getSliderDimensions() {
|
|
return this._sliderWrapper ? this._sliderWrapper.nativeElement.getBoundingClientRect() : null;
|
|
}
|
|
/**
|
|
* Focuses the native element.
|
|
* Currently only used to allow a blur event to fire but will be used with keyboard input later.
|
|
*/
|
|
_focusHostElement(options) {
|
|
this._elementRef.nativeElement.focus(options);
|
|
}
|
|
/** Blurs the native element. */
|
|
_blurHostElement() {
|
|
this._elementRef.nativeElement.blur();
|
|
}
|
|
/**
|
|
* Sets the model value. Implemented as part of ControlValueAccessor.
|
|
* @param value
|
|
*/
|
|
writeValue(value) {
|
|
this.value = value;
|
|
}
|
|
/**
|
|
* Registers a callback to be triggered when the value has changed.
|
|
* Implemented as part of ControlValueAccessor.
|
|
* @param fn Callback to be registered.
|
|
*/
|
|
registerOnChange(fn) {
|
|
this._controlValueAccessorChangeFn = fn;
|
|
}
|
|
/**
|
|
* Registers a callback to be triggered when the component is touched.
|
|
* Implemented as part of ControlValueAccessor.
|
|
* @param fn Callback to be registered.
|
|
*/
|
|
registerOnTouched(fn) {
|
|
this.onTouched = fn;
|
|
}
|
|
/**
|
|
* Sets whether the component should be disabled.
|
|
* Implemented as part of ControlValueAccessor.
|
|
* @param isDisabled
|
|
*/
|
|
setDisabledState(isDisabled) {
|
|
this.disabled = isDisabled;
|
|
}
|
|
}
|
|
MatSlider.ɵfac = function MatSlider_Factory(t) { return new (t || MatSlider)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ElementRef), ɵngcc0.ɵɵdirectiveInject(ɵngcc1.FocusMonitor), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ChangeDetectorRef), ɵngcc0.ɵɵdirectiveInject(ɵngcc2.Directionality, 8), ɵngcc0.ɵɵinjectAttribute('tabindex'), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.NgZone), ɵngcc0.ɵɵdirectiveInject(DOCUMENT), ɵngcc0.ɵɵdirectiveInject(ANIMATION_MODULE_TYPE, 8)); };
|
|
MatSlider.ɵcmp = /*@__PURE__*/ ɵngcc0.ɵɵdefineComponent({ type: MatSlider, selectors: [["mat-slider"]], viewQuery: function MatSlider_Query(rf, ctx) { if (rf & 1) {
|
|
ɵngcc0.ɵɵviewQuery(_c0, 5);
|
|
} if (rf & 2) {
|
|
let _t;
|
|
ɵngcc0.ɵɵqueryRefresh(_t = ɵngcc0.ɵɵloadQuery()) && (ctx._sliderWrapper = _t.first);
|
|
} }, hostAttrs: ["role", "slider", 1, "mat-slider", "mat-focus-indicator"], hostVars: 29, hostBindings: function MatSlider_HostBindings(rf, ctx) { if (rf & 1) {
|
|
ɵngcc0.ɵɵlistener("focus", function MatSlider_focus_HostBindingHandler() { return ctx._onFocus(); })("blur", function MatSlider_blur_HostBindingHandler() { return ctx._onBlur(); })("keydown", function MatSlider_keydown_HostBindingHandler($event) { return ctx._onKeydown($event); })("keyup", function MatSlider_keyup_HostBindingHandler() { return ctx._onKeyup(); })("mouseenter", function MatSlider_mouseenter_HostBindingHandler() { return ctx._onMouseenter(); })("selectstart", function MatSlider_selectstart_HostBindingHandler($event) { return $event.preventDefault(); });
|
|
} if (rf & 2) {
|
|
ɵngcc0.ɵɵhostProperty("tabIndex", ctx.tabIndex);
|
|
ɵngcc0.ɵɵattribute("aria-disabled", ctx.disabled)("aria-valuemax", ctx.max)("aria-valuemin", ctx.min)("aria-valuenow", ctx.value)("aria-valuetext", ctx.valueText == null ? ctx.displayValue : ctx.valueText)("aria-orientation", ctx.vertical ? "vertical" : "horizontal");
|
|
ɵngcc0.ɵɵclassProp("mat-slider-disabled", ctx.disabled)("mat-slider-has-ticks", ctx.tickInterval)("mat-slider-horizontal", !ctx.vertical)("mat-slider-axis-inverted", ctx._shouldInvertAxis())("mat-slider-invert-mouse-coords", ctx._shouldInvertMouseCoords())("mat-slider-sliding", ctx._isSliding)("mat-slider-thumb-label-showing", ctx.thumbLabel)("mat-slider-vertical", ctx.vertical)("mat-slider-min-value", ctx._isMinValue())("mat-slider-hide-last-tick", ctx.disabled || ctx._isMinValue() && ctx._getThumbGap() && ctx._shouldInvertAxis())("_mat-animation-noopable", ctx._animationMode === "NoopAnimations");
|
|
} }, inputs: { disabled: "disabled", color: "color", tabIndex: "tabIndex", invert: "invert", max: "max", min: "min", step: "step", thumbLabel: "thumbLabel", tickInterval: "tickInterval", value: "value", vertical: "vertical", displayWith: "displayWith", valueText: "valueText" }, outputs: { change: "change", input: "input", valueChange: "valueChange" }, exportAs: ["matSlider"], features: [ɵngcc0.ɵɵProvidersFeature([MAT_SLIDER_VALUE_ACCESSOR]), ɵngcc0.ɵɵInheritDefinitionFeature], decls: 13, vars: 6, consts: [[1, "mat-slider-wrapper"], ["sliderWrapper", ""], [1, "mat-slider-track-wrapper"], [1, "mat-slider-track-background", 3, "ngStyle"], [1, "mat-slider-track-fill", 3, "ngStyle"], [1, "mat-slider-ticks-container", 3, "ngStyle"], [1, "mat-slider-ticks", 3, "ngStyle"], [1, "mat-slider-thumb-container", 3, "ngStyle"], [1, "mat-slider-focus-ring"], [1, "mat-slider-thumb"], [1, "mat-slider-thumb-label"], [1, "mat-slider-thumb-label-text"]], template: function MatSlider_Template(rf, ctx) { if (rf & 1) {
|
|
ɵngcc0.ɵɵelementStart(0, "div", 0, 1);
|
|
ɵngcc0.ɵɵelementStart(2, "div", 2);
|
|
ɵngcc0.ɵɵelement(3, "div", 3);
|
|
ɵngcc0.ɵɵelement(4, "div", 4);
|
|
ɵngcc0.ɵɵelementEnd();
|
|
ɵngcc0.ɵɵelementStart(5, "div", 5);
|
|
ɵngcc0.ɵɵelement(6, "div", 6);
|
|
ɵngcc0.ɵɵelementEnd();
|
|
ɵngcc0.ɵɵelementStart(7, "div", 7);
|
|
ɵngcc0.ɵɵelement(8, "div", 8);
|
|
ɵngcc0.ɵɵelement(9, "div", 9);
|
|
ɵngcc0.ɵɵelementStart(10, "div", 10);
|
|
ɵngcc0.ɵɵelementStart(11, "span", 11);
|
|
ɵngcc0.ɵɵtext(12);
|
|
ɵngcc0.ɵɵelementEnd();
|
|
ɵngcc0.ɵɵelementEnd();
|
|
ɵngcc0.ɵɵelementEnd();
|
|
ɵngcc0.ɵɵelementEnd();
|
|
} if (rf & 2) {
|
|
ɵngcc0.ɵɵadvance(3);
|
|
ɵngcc0.ɵɵproperty("ngStyle", ctx._getTrackBackgroundStyles());
|
|
ɵngcc0.ɵɵadvance(1);
|
|
ɵngcc0.ɵɵproperty("ngStyle", ctx._getTrackFillStyles());
|
|
ɵngcc0.ɵɵadvance(1);
|
|
ɵngcc0.ɵɵproperty("ngStyle", ctx._getTicksContainerStyles());
|
|
ɵngcc0.ɵɵadvance(1);
|
|
ɵngcc0.ɵɵproperty("ngStyle", ctx._getTicksStyles());
|
|
ɵngcc0.ɵɵadvance(1);
|
|
ɵngcc0.ɵɵproperty("ngStyle", ctx._getThumbContainerStyles());
|
|
ɵngcc0.ɵɵadvance(5);
|
|
ɵngcc0.ɵɵtextInterpolate(ctx.displayValue);
|
|
} }, directives: [ɵngcc3.NgStyle], styles: [".mat-slider{display:inline-block;position:relative;box-sizing:border-box;padding:8px;outline:none;vertical-align:middle}.mat-slider:not(.mat-slider-disabled):active,.mat-slider.mat-slider-sliding:not(.mat-slider-disabled){cursor:-webkit-grabbing;cursor:grabbing}.mat-slider-wrapper{-webkit-print-color-adjust:exact;color-adjust:exact;position:absolute}.mat-slider-track-wrapper{position:absolute;top:0;left:0;overflow:hidden}.mat-slider-track-fill{position:absolute;transform-origin:0 0;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-track-background{position:absolute;transform-origin:100% 100%;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-ticks-container{position:absolute;left:0;top:0;overflow:hidden}.mat-slider-ticks{-webkit-background-clip:content-box;background-clip:content-box;background-repeat:repeat;box-sizing:border-box;opacity:0;transition:opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-thumb-container{position:absolute;z-index:1;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-focus-ring{position:absolute;width:30px;height:30px;border-radius:50%;transform:scale(0);opacity:0;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1),opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider.cdk-keyboard-focused .mat-slider-focus-ring,.mat-slider.cdk-program-focused .mat-slider-focus-ring{transform:scale(1);opacity:1}.mat-slider:not(.mat-slider-disabled):not(.mat-slider-sliding) .mat-slider-thumb-label,.mat-slider:not(.mat-slider-disabled):not(.mat-slider-sliding) .mat-slider-thumb{cursor:-webkit-grab;cursor:grab}.mat-slider-thumb{position:absolute;right:-10px;bottom:-10px;box-sizing:border-box;width:20px;height:20px;border:3px solid transparent;border-radius:50%;transform:scale(0.7);transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1),border-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-thumb-label{display:none;align-items:center;justify-content:center;position:absolute;width:28px;height:28px;border-radius:50%;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),border-radius 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.cdk-high-contrast-active .mat-slider-thumb-label{outline:solid 1px}.mat-slider-thumb-label-text{z-index:1;opacity:0;transition:opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-sliding .mat-slider-track-fill,.mat-slider-sliding .mat-slider-track-background,.mat-slider-sliding .mat-slider-thumb-container{transition-duration:0ms}.mat-slider-has-ticks .mat-slider-wrapper::after{content:\"\";position:absolute;border-width:0;border-style:solid;opacity:0;transition:opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-has-ticks.cdk-focused:not(.mat-slider-hide-last-tick) .mat-slider-wrapper::after,.mat-slider-has-ticks:hover:not(.mat-slider-hide-last-tick) .mat-slider-wrapper::after{opacity:1}.mat-slider-has-ticks.cdk-focused:not(.mat-slider-disabled) .mat-slider-ticks,.mat-slider-has-ticks:hover:not(.mat-slider-disabled) .mat-slider-ticks{opacity:1}.mat-slider-thumb-label-showing .mat-slider-focus-ring{display:none}.mat-slider-thumb-label-showing .mat-slider-thumb-label{display:flex}.mat-slider-axis-inverted .mat-slider-track-fill{transform-origin:100% 100%}.mat-slider-axis-inverted .mat-slider-track-background{transform-origin:0 0}.mat-slider:not(.mat-slider-disabled).cdk-focused.mat-slider-thumb-label-showing .mat-slider-thumb{transform:scale(0)}.mat-slider:not(.mat-slider-disabled).cdk-focused .mat-slider-thumb-label{border-radius:50% 50% 0}.mat-slider:not(.mat-slider-disabled).cdk-focused .mat-slider-thumb-label-text{opacity:1}.mat-slider:not(.mat-slider-disabled).cdk-mouse-focused .mat-slider-thumb,.mat-slider:not(.mat-slider-disabled).cdk-touch-focused .mat-slider-thumb,.mat-slider:not(.mat-slider-disabled).cdk-program-focused .mat-slider-thumb{border-width:2px;transform:scale(1)}.mat-slider-disabled .mat-slider-focus-ring{transform:scale(0);opacity:0}.mat-slider-disabled .mat-slider-thumb{border-width:4px;transform:scale(0.5)}.mat-slider-disabled .mat-slider-thumb-label{display:none}.mat-slider-horizontal{height:48px;min-width:128px}.mat-slider-horizontal .mat-slider-wrapper{height:2px;top:23px;left:8px;right:8px}.mat-slider-horizontal .mat-slider-wrapper::after{height:2px;border-left-width:2px;right:0;top:0}.mat-slider-horizontal .mat-slider-track-wrapper{height:2px;width:100%}.mat-slider-horizontal .mat-slider-track-fill{height:2px;width:100%;transform:scaleX(0)}.mat-slider-horizontal .mat-slider-track-background{height:2px;width:100%;transform:scaleX(1)}.mat-slider-horizontal .mat-slider-ticks-container{height:2px;width:100%}.cdk-high-contrast-active .mat-slider-horizontal .mat-slider-ticks-container{height:0;outline:solid 2px;top:1px}.mat-slider-horizontal .mat-slider-ticks{height:2px;width:100%}.mat-slider-horizontal .mat-slider-thumb-container{width:100%;height:0;top:50%}.mat-slider-horizontal .mat-slider-focus-ring{top:-15px;right:-15px}.mat-slider-horizontal .mat-slider-thumb-label{right:-14px;top:-40px;transform:translateY(26px) scale(0.01) rotate(45deg)}.mat-slider-horizontal .mat-slider-thumb-label-text{transform:rotate(-45deg)}.mat-slider-horizontal.cdk-focused .mat-slider-thumb-label{transform:rotate(45deg)}.cdk-high-contrast-active .mat-slider-horizontal.cdk-focused .mat-slider-thumb-label,.cdk-high-contrast-active .mat-slider-horizontal.cdk-focused .mat-slider-thumb-label-text{transform:none}.mat-slider-vertical{width:48px;min-height:128px}.mat-slider-vertical .mat-slider-wrapper{width:2px;top:8px;bottom:8px;left:23px}.mat-slider-vertical .mat-slider-wrapper::after{width:2px;border-top-width:2px;bottom:0;left:0}.mat-slider-vertical .mat-slider-track-wrapper{height:100%;width:2px}.mat-slider-vertical .mat-slider-track-fill{height:100%;width:2px;transform:scaleY(0)}.mat-slider-vertical .mat-slider-track-background{height:100%;width:2px;transform:scaleY(1)}.mat-slider-vertical .mat-slider-ticks-container{width:2px;height:100%}.cdk-high-contrast-active .mat-slider-vertical .mat-slider-ticks-container{width:0;outline:solid 2px;left:1px}.mat-slider-vertical .mat-slider-focus-ring{bottom:-15px;left:-15px}.mat-slider-vertical .mat-slider-ticks{width:2px;height:100%}.mat-slider-vertical .mat-slider-thumb-container{height:100%;width:0;left:50%}.mat-slider-vertical .mat-slider-thumb{-webkit-backface-visibility:hidden;backface-visibility:hidden}.mat-slider-vertical .mat-slider-thumb-label{bottom:-14px;left:-40px;transform:translateX(26px) scale(0.01) rotate(-45deg)}.mat-slider-vertical .mat-slider-thumb-label-text{transform:rotate(45deg)}.mat-slider-vertical.cdk-focused .mat-slider-thumb-label{transform:rotate(-45deg)}[dir=rtl] .mat-slider-wrapper::after{left:0;right:auto}[dir=rtl] .mat-slider-horizontal .mat-slider-track-fill{transform-origin:100% 100%}[dir=rtl] .mat-slider-horizontal .mat-slider-track-background{transform-origin:0 0}[dir=rtl] .mat-slider-horizontal.mat-slider-axis-inverted .mat-slider-track-fill{transform-origin:0 0}[dir=rtl] .mat-slider-horizontal.mat-slider-axis-inverted .mat-slider-track-background{transform-origin:100% 100%}.mat-slider._mat-animation-noopable .mat-slider-track-fill,.mat-slider._mat-animation-noopable .mat-slider-track-background,.mat-slider._mat-animation-noopable .mat-slider-ticks,.mat-slider._mat-animation-noopable .mat-slider-thumb-container,.mat-slider._mat-animation-noopable .mat-slider-focus-ring,.mat-slider._mat-animation-noopable .mat-slider-thumb,.mat-slider._mat-animation-noopable .mat-slider-thumb-label,.mat-slider._mat-animation-noopable .mat-slider-thumb-label-text,.mat-slider._mat-animation-noopable .mat-slider-has-ticks .mat-slider-wrapper::after{transition:none}\n"], encapsulation: 2, changeDetection: 0 });
|
|
MatSlider.ctorParameters = () => [
|
|
{ type: ElementRef },
|
|
{ type: FocusMonitor },
|
|
{ type: ChangeDetectorRef },
|
|
{ type: Directionality, decorators: [{ type: Optional }] },
|
|
{ type: String, decorators: [{ type: Attribute, args: ['tabindex',] }] },
|
|
{ type: NgZone },
|
|
{ type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] },
|
|
{ type: String, decorators: [{ type: Optional }, { type: Inject, args: [ANIMATION_MODULE_TYPE,] }] }
|
|
];
|
|
MatSlider.propDecorators = {
|
|
invert: [{ type: Input }],
|
|
max: [{ type: Input }],
|
|
min: [{ type: Input }],
|
|
step: [{ type: Input }],
|
|
thumbLabel: [{ type: Input }],
|
|
tickInterval: [{ type: Input }],
|
|
value: [{ type: Input }],
|
|
displayWith: [{ type: Input }],
|
|
valueText: [{ type: Input }],
|
|
vertical: [{ type: Input }],
|
|
change: [{ type: Output }],
|
|
input: [{ type: Output }],
|
|
valueChange: [{ type: Output }],
|
|
_sliderWrapper: [{ type: ViewChild, args: ['sliderWrapper',] }]
|
|
};
|
|
(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(MatSlider, [{
|
|
type: Component,
|
|
args: [{
|
|
selector: 'mat-slider',
|
|
exportAs: 'matSlider',
|
|
providers: [MAT_SLIDER_VALUE_ACCESSOR],
|
|
host: {
|
|
'(focus)': '_onFocus()',
|
|
'(blur)': '_onBlur()',
|
|
'(keydown)': '_onKeydown($event)',
|
|
'(keyup)': '_onKeyup()',
|
|
'(mouseenter)': '_onMouseenter()',
|
|
// On Safari starting to slide temporarily triggers text selection mode which
|
|
// show the wrong cursor. We prevent it by stopping the `selectstart` event.
|
|
'(selectstart)': '$event.preventDefault()',
|
|
'class': 'mat-slider mat-focus-indicator',
|
|
'role': 'slider',
|
|
'[tabIndex]': 'tabIndex',
|
|
'[attr.aria-disabled]': 'disabled',
|
|
'[attr.aria-valuemax]': 'max',
|
|
'[attr.aria-valuemin]': 'min',
|
|
'[attr.aria-valuenow]': 'value',
|
|
// NVDA and Jaws appear to announce the `aria-valuenow` by calculating its percentage based
|
|
// on its value between `aria-valuemin` and `aria-valuemax`. Due to how decimals are handled,
|
|
// it can cause the slider to read out a very long value like 0.20000068 if the current value
|
|
// is 0.2 with a min of 0 and max of 1. We work around the issue by setting `aria-valuetext`
|
|
// to the same value that we set on the slider's thumb which will be truncated.
|
|
'[attr.aria-valuetext]': 'valueText == null ? displayValue : valueText',
|
|
'[attr.aria-orientation]': 'vertical ? "vertical" : "horizontal"',
|
|
'[class.mat-slider-disabled]': 'disabled',
|
|
'[class.mat-slider-has-ticks]': 'tickInterval',
|
|
'[class.mat-slider-horizontal]': '!vertical',
|
|
'[class.mat-slider-axis-inverted]': '_shouldInvertAxis()',
|
|
// Class binding which is only used by the test harness as there is no other
|
|
// way for the harness to detect if mouse coordinates need to be inverted.
|
|
'[class.mat-slider-invert-mouse-coords]': '_shouldInvertMouseCoords()',
|
|
'[class.mat-slider-sliding]': '_isSliding',
|
|
'[class.mat-slider-thumb-label-showing]': 'thumbLabel',
|
|
'[class.mat-slider-vertical]': 'vertical',
|
|
'[class.mat-slider-min-value]': '_isMinValue()',
|
|
'[class.mat-slider-hide-last-tick]': 'disabled || _isMinValue() && _getThumbGap() && _shouldInvertAxis()',
|
|
'[class._mat-animation-noopable]': '_animationMode === "NoopAnimations"'
|
|
},
|
|
template: "<div class=\"mat-slider-wrapper\" #sliderWrapper>\n <div class=\"mat-slider-track-wrapper\">\n <div class=\"mat-slider-track-background\" [ngStyle]=\"_getTrackBackgroundStyles()\"></div>\n <div class=\"mat-slider-track-fill\" [ngStyle]=\"_getTrackFillStyles()\"></div>\n </div>\n <div class=\"mat-slider-ticks-container\" [ngStyle]=\"_getTicksContainerStyles()\">\n <div class=\"mat-slider-ticks\" [ngStyle]=\"_getTicksStyles()\"></div>\n </div>\n <div class=\"mat-slider-thumb-container\" [ngStyle]=\"_getThumbContainerStyles()\">\n <div class=\"mat-slider-focus-ring\"></div>\n <div class=\"mat-slider-thumb\"></div>\n <div class=\"mat-slider-thumb-label\">\n <span class=\"mat-slider-thumb-label-text\">{{displayValue}}</span>\n </div>\n </div>\n</div>\n",
|
|
inputs: ['disabled', 'color', 'tabIndex'],
|
|
encapsulation: ViewEncapsulation.None,
|
|
changeDetection: ChangeDetectionStrategy.OnPush,
|
|
styles: [".mat-slider{display:inline-block;position:relative;box-sizing:border-box;padding:8px;outline:none;vertical-align:middle}.mat-slider:not(.mat-slider-disabled):active,.mat-slider.mat-slider-sliding:not(.mat-slider-disabled){cursor:-webkit-grabbing;cursor:grabbing}.mat-slider-wrapper{-webkit-print-color-adjust:exact;color-adjust:exact;position:absolute}.mat-slider-track-wrapper{position:absolute;top:0;left:0;overflow:hidden}.mat-slider-track-fill{position:absolute;transform-origin:0 0;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-track-background{position:absolute;transform-origin:100% 100%;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-ticks-container{position:absolute;left:0;top:0;overflow:hidden}.mat-slider-ticks{-webkit-background-clip:content-box;background-clip:content-box;background-repeat:repeat;box-sizing:border-box;opacity:0;transition:opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-thumb-container{position:absolute;z-index:1;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-focus-ring{position:absolute;width:30px;height:30px;border-radius:50%;transform:scale(0);opacity:0;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1),opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider.cdk-keyboard-focused .mat-slider-focus-ring,.mat-slider.cdk-program-focused .mat-slider-focus-ring{transform:scale(1);opacity:1}.mat-slider:not(.mat-slider-disabled):not(.mat-slider-sliding) .mat-slider-thumb-label,.mat-slider:not(.mat-slider-disabled):not(.mat-slider-sliding) .mat-slider-thumb{cursor:-webkit-grab;cursor:grab}.mat-slider-thumb{position:absolute;right:-10px;bottom:-10px;box-sizing:border-box;width:20px;height:20px;border:3px solid transparent;border-radius:50%;transform:scale(0.7);transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1),border-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-thumb-label{display:none;align-items:center;justify-content:center;position:absolute;width:28px;height:28px;border-radius:50%;transition:transform 400ms cubic-bezier(0.25, 0.8, 0.25, 1),border-radius 400ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.cdk-high-contrast-active .mat-slider-thumb-label{outline:solid 1px}.mat-slider-thumb-label-text{z-index:1;opacity:0;transition:opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-sliding .mat-slider-track-fill,.mat-slider-sliding .mat-slider-track-background,.mat-slider-sliding .mat-slider-thumb-container{transition-duration:0ms}.mat-slider-has-ticks .mat-slider-wrapper::after{content:\"\";position:absolute;border-width:0;border-style:solid;opacity:0;transition:opacity 400ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-slider-has-ticks.cdk-focused:not(.mat-slider-hide-last-tick) .mat-slider-wrapper::after,.mat-slider-has-ticks:hover:not(.mat-slider-hide-last-tick) .mat-slider-wrapper::after{opacity:1}.mat-slider-has-ticks.cdk-focused:not(.mat-slider-disabled) .mat-slider-ticks,.mat-slider-has-ticks:hover:not(.mat-slider-disabled) .mat-slider-ticks{opacity:1}.mat-slider-thumb-label-showing .mat-slider-focus-ring{display:none}.mat-slider-thumb-label-showing .mat-slider-thumb-label{display:flex}.mat-slider-axis-inverted .mat-slider-track-fill{transform-origin:100% 100%}.mat-slider-axis-inverted .mat-slider-track-background{transform-origin:0 0}.mat-slider:not(.mat-slider-disabled).cdk-focused.mat-slider-thumb-label-showing .mat-slider-thumb{transform:scale(0)}.mat-slider:not(.mat-slider-disabled).cdk-focused .mat-slider-thumb-label{border-radius:50% 50% 0}.mat-slider:not(.mat-slider-disabled).cdk-focused .mat-slider-thumb-label-text{opacity:1}.mat-slider:not(.mat-slider-disabled).cdk-mouse-focused .mat-slider-thumb,.mat-slider:not(.mat-slider-disabled).cdk-touch-focused .mat-slider-thumb,.mat-slider:not(.mat-slider-disabled).cdk-program-focused .mat-slider-thumb{border-width:2px;transform:scale(1)}.mat-slider-disabled .mat-slider-focus-ring{transform:scale(0);opacity:0}.mat-slider-disabled .mat-slider-thumb{border-width:4px;transform:scale(0.5)}.mat-slider-disabled .mat-slider-thumb-label{display:none}.mat-slider-horizontal{height:48px;min-width:128px}.mat-slider-horizontal .mat-slider-wrapper{height:2px;top:23px;left:8px;right:8px}.mat-slider-horizontal .mat-slider-wrapper::after{height:2px;border-left-width:2px;right:0;top:0}.mat-slider-horizontal .mat-slider-track-wrapper{height:2px;width:100%}.mat-slider-horizontal .mat-slider-track-fill{height:2px;width:100%;transform:scaleX(0)}.mat-slider-horizontal .mat-slider-track-background{height:2px;width:100%;transform:scaleX(1)}.mat-slider-horizontal .mat-slider-ticks-container{height:2px;width:100%}.cdk-high-contrast-active .mat-slider-horizontal .mat-slider-ticks-container{height:0;outline:solid 2px;top:1px}.mat-slider-horizontal .mat-slider-ticks{height:2px;width:100%}.mat-slider-horizontal .mat-slider-thumb-container{width:100%;height:0;top:50%}.mat-slider-horizontal .mat-slider-focus-ring{top:-15px;right:-15px}.mat-slider-horizontal .mat-slider-thumb-label{right:-14px;top:-40px;transform:translateY(26px) scale(0.01) rotate(45deg)}.mat-slider-horizontal .mat-slider-thumb-label-text{transform:rotate(-45deg)}.mat-slider-horizontal.cdk-focused .mat-slider-thumb-label{transform:rotate(45deg)}.cdk-high-contrast-active .mat-slider-horizontal.cdk-focused .mat-slider-thumb-label,.cdk-high-contrast-active .mat-slider-horizontal.cdk-focused .mat-slider-thumb-label-text{transform:none}.mat-slider-vertical{width:48px;min-height:128px}.mat-slider-vertical .mat-slider-wrapper{width:2px;top:8px;bottom:8px;left:23px}.mat-slider-vertical .mat-slider-wrapper::after{width:2px;border-top-width:2px;bottom:0;left:0}.mat-slider-vertical .mat-slider-track-wrapper{height:100%;width:2px}.mat-slider-vertical .mat-slider-track-fill{height:100%;width:2px;transform:scaleY(0)}.mat-slider-vertical .mat-slider-track-background{height:100%;width:2px;transform:scaleY(1)}.mat-slider-vertical .mat-slider-ticks-container{width:2px;height:100%}.cdk-high-contrast-active .mat-slider-vertical .mat-slider-ticks-container{width:0;outline:solid 2px;left:1px}.mat-slider-vertical .mat-slider-focus-ring{bottom:-15px;left:-15px}.mat-slider-vertical .mat-slider-ticks{width:2px;height:100%}.mat-slider-vertical .mat-slider-thumb-container{height:100%;width:0;left:50%}.mat-slider-vertical .mat-slider-thumb{-webkit-backface-visibility:hidden;backface-visibility:hidden}.mat-slider-vertical .mat-slider-thumb-label{bottom:-14px;left:-40px;transform:translateX(26px) scale(0.01) rotate(-45deg)}.mat-slider-vertical .mat-slider-thumb-label-text{transform:rotate(45deg)}.mat-slider-vertical.cdk-focused .mat-slider-thumb-label{transform:rotate(-45deg)}[dir=rtl] .mat-slider-wrapper::after{left:0;right:auto}[dir=rtl] .mat-slider-horizontal .mat-slider-track-fill{transform-origin:100% 100%}[dir=rtl] .mat-slider-horizontal .mat-slider-track-background{transform-origin:0 0}[dir=rtl] .mat-slider-horizontal.mat-slider-axis-inverted .mat-slider-track-fill{transform-origin:0 0}[dir=rtl] .mat-slider-horizontal.mat-slider-axis-inverted .mat-slider-track-background{transform-origin:100% 100%}.mat-slider._mat-animation-noopable .mat-slider-track-fill,.mat-slider._mat-animation-noopable .mat-slider-track-background,.mat-slider._mat-animation-noopable .mat-slider-ticks,.mat-slider._mat-animation-noopable .mat-slider-thumb-container,.mat-slider._mat-animation-noopable .mat-slider-focus-ring,.mat-slider._mat-animation-noopable .mat-slider-thumb,.mat-slider._mat-animation-noopable .mat-slider-thumb-label,.mat-slider._mat-animation-noopable .mat-slider-thumb-label-text,.mat-slider._mat-animation-noopable .mat-slider-has-ticks .mat-slider-wrapper::after{transition:none}\n"]
|
|
}]
|
|
}], function () { return [{ type: ɵngcc0.ElementRef }, { type: ɵngcc1.FocusMonitor }, { type: ɵngcc0.ChangeDetectorRef }, { type: ɵngcc2.Directionality, decorators: [{
|
|
type: Optional
|
|
}] }, { type: String, decorators: [{
|
|
type: Attribute,
|
|
args: ['tabindex']
|
|
}] }, { type: ɵngcc0.NgZone }, { type: undefined, decorators: [{
|
|
type: Inject,
|
|
args: [DOCUMENT]
|
|
}] }, { type: String, decorators: [{
|
|
type: Optional
|
|
}, {
|
|
type: Inject,
|
|
args: [ANIMATION_MODULE_TYPE]
|
|
}] }]; }, { change: [{
|
|
type: Output
|
|
}], input: [{
|
|
type: Output
|
|
}], valueChange: [{
|
|
type: Output
|
|
}], invert: [{
|
|
type: Input
|
|
}], max: [{
|
|
type: Input
|
|
}], min: [{
|
|
type: Input
|
|
}], step: [{
|
|
type: Input
|
|
}], thumbLabel: [{
|
|
type: Input
|
|
}], tickInterval: [{
|
|
type: Input
|
|
}], value: [{
|
|
type: Input
|
|
}], vertical: [{
|
|
type: Input
|
|
}], displayWith: [{
|
|
type: Input
|
|
}], valueText: [{
|
|
type: Input
|
|
}], _sliderWrapper: [{
|
|
type: ViewChild,
|
|
args: ['sliderWrapper']
|
|
}] }); })();
|
|
/** Returns whether an event is a touch event. */
|
|
function isTouchEvent(event) {
|
|
// This function is called for every pixel that the user has dragged so we need it to be
|
|
// as fast as possible. Since we only bind mouse events and touch events, we can assume
|
|
// that if the event's name starts with `t`, it's a touch event.
|
|
return event.type[0] === 't';
|
|
}
|
|
/** Gets the coordinates of a touch or mouse event relative to the viewport. */
|
|
function getPointerPositionOnPage(event, id) {
|
|
let point;
|
|
if (isTouchEvent(event)) {
|
|
// The `identifier` could be undefined if the browser doesn't support `TouchEvent.identifier`.
|
|
// If that's the case, attribute the first touch to all active sliders. This should still cover
|
|
// the most common case while only breaking multi-touch.
|
|
if (typeof id === 'number') {
|
|
point = findMatchingTouch(event.touches, id) || findMatchingTouch(event.changedTouches, id);
|
|
}
|
|
else {
|
|
// `touches` will be empty for start/end events so we have to fall back to `changedTouches`.
|
|
point = event.touches[0] || event.changedTouches[0];
|
|
}
|
|
}
|
|
else {
|
|
point = event;
|
|
}
|
|
return point ? { x: point.clientX, y: point.clientY } : undefined;
|
|
}
|
|
/** Finds a `Touch` with a specific ID in a `TouchList`. */
|
|
function findMatchingTouch(touches, id) {
|
|
for (let i = 0; i < touches.length; i++) {
|
|
if (touches[i].identifier === id) {
|
|
return touches[i];
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
/** Gets the unique ID of a touch that matches a specific slider. */
|
|
function getTouchIdForSlider(event, sliderHost) {
|
|
for (let i = 0; i < event.touches.length; i++) {
|
|
const target = event.touches[i].target;
|
|
if (sliderHost === target || sliderHost.contains(target)) {
|
|
return event.touches[i].identifier;
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
|
|
|
/**
|
|
* @license
|
|
* Copyright Google LLC All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by an MIT-style license that can be
|
|
* found in the LICENSE file at https://angular.io/license
|
|
*/
|
|
class MatSliderModule {
|
|
}
|
|
MatSliderModule.ɵfac = function MatSliderModule_Factory(t) { return new (t || MatSliderModule)(); };
|
|
MatSliderModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: MatSliderModule });
|
|
MatSliderModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({ imports: [[CommonModule, MatCommonModule], MatCommonModule] });
|
|
(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(MatSliderModule, [{
|
|
type: NgModule,
|
|
args: [{
|
|
imports: [CommonModule, MatCommonModule],
|
|
exports: [MatSlider, MatCommonModule],
|
|
declarations: [MatSlider]
|
|
}]
|
|
}], null, null); })();
|
|
(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(MatSliderModule, { declarations: function () { return [MatSlider]; }, imports: function () { return [CommonModule, MatCommonModule]; }, exports: function () { return [MatSlider, MatCommonModule]; } }); })();
|
|
|
|
/**
|
|
* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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/**
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* Generated bundle index. Do not edit.
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*/
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export { MAT_SLIDER_VALUE_ACCESSOR, MatSlider, MatSliderChange, MatSliderModule };
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//# sourceMappingURL=slider.js.map
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