(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/common'), require('@angular/core'), require('@angular/material/core'), require('tslib'), require('@angular/cdk/a11y'), require('@angular/cdk/bidi'), require('@angular/cdk/coercion'), require('@angular/cdk/keycodes'), require('@angular/forms'), require('@angular/platform-browser/animations'), require('@angular/cdk/platform'), require('rxjs')) :
typeof define === 'function' && define.amd ? define('@angular/material/slider', ['exports', '@angular/common', '@angular/core', '@angular/material/core', 'tslib', '@angular/cdk/a11y', '@angular/cdk/bidi', '@angular/cdk/coercion', '@angular/cdk/keycodes', '@angular/forms', '@angular/platform-browser/animations', '@angular/cdk/platform', 'rxjs'], factory) :
(global = global || self, factory((global.ng = global.ng || {}, global.ng.material = global.ng.material || {}, global.ng.material.slider = {}), global.ng.common, global.ng.core, global.ng.material.core, global.tslib, global.ng.cdk.a11y, global.ng.cdk.bidi, global.ng.cdk.coercion, global.ng.cdk.keycodes, global.ng.forms, global.ng.platformBrowser.animations, global.ng.cdk.platform, global.rxjs));
}(this, (function (exports, common, core, core$1, tslib, a11y, bidi, coercion, keycodes, forms, animations, platform, rxjs) { 'use strict';
/**
* @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
*/
var activeEventOptions = platform.normalizePassiveListenerOptions({ passive: false });
/**
* Visually, a 30px separation between tick marks looks best. This is very subjective but it is
* the default separation we chose.
*/
var MIN_AUTO_TICK_SEPARATION = 30;
/** The thumb gap size for a disabled slider. */
var DISABLED_THUMB_GAP = 7;
/** The thumb gap size for a non-active slider at its minimum value. */
var MIN_VALUE_NONACTIVE_THUMB_GAP = 7;
/** The thumb gap size for an active slider at its minimum value. */
var MIN_VALUE_ACTIVE_THUMB_GAP = 10;
/**
* Provider Expression that allows mat-slider to register as a ControlValueAccessor.
* This allows it to support [(ngModel)] and [formControl].
* @docs-private
*/
var MAT_SLIDER_VALUE_ACCESSOR = {
provide: forms.NG_VALUE_ACCESSOR,
useExisting: core.forwardRef(function () { return MatSlider; }),
multi: true
};
/** A simple change event emitted by the MatSlider component. */
var MatSliderChange = /** @class */ (function () {
function MatSliderChange() {
}
return MatSliderChange;
}());
// Boilerplate for applying mixins to MatSlider.
/** @docs-private */
var MatSliderBase = /** @class */ (function () {
function MatSliderBase(_elementRef) {
this._elementRef = _elementRef;
}
return MatSliderBase;
}());
var _MatSliderMixinBase = core$1.mixinTabIndex(core$1.mixinColor(core$1.mixinDisabled(MatSliderBase), 'accent'));
/**
* Allows users to select from a range of values by moving the slider thumb. It is similar in
* behavior to the native `<input type="range">` element.
*/
var MatSlider = /** @class */ (function (_super) {
tslib.__extends(MatSlider, _super);
function MatSlider(elementRef, _focusMonitor, _changeDetectorRef, _dir, tabIndex,
// @breaking-change 8.0.0 `_animationMode` parameter to be made required.
_animationMode,
// @breaking-change 9.0.0 `_ngZone` parameter to be made required.
_ngZone,
/** @breaking-change 11.0.0 make document required */
document) {
var _this = _super.call(this, elementRef) || this;
_this._focusMonitor = _focusMonitor;
_this._changeDetectorRef = _changeDetectorRef;
_this._dir = _dir;
_this._animationMode = _animationMode;
_this._ngZone = _ngZone;
_this._invert = false;
_this._max = 100;
_this._min = 0;
_this._step = 1;
_this._thumbLabel = false;
_this._tickInterval = 0;
_this._value = null;
_this._vertical = false;
/** Event emitted when the slider value has changed. */
_this.change = new core.EventEmitter();
/** Event emitted when the slider thumb moves. */
_this.input = new core.EventEmitter();
/**
* Emits when the raw value of the slider changes. This is here primarily
* to facilitate the two-way binding for the `value` input.
* @docs-private
*/
_this.valueChange = new core.EventEmitter();
/** onTouch function registered via registerOnTouch (ControlValueAccessor). */
_this.onTouched = function () { };
_this._percent = 0;
/**
* Whether or not the thumb is sliding.
* Used to determine if there should be a transition for the thumb and fill track.
*/
_this._isSliding = false;
/**
* Whether or not the slider is active (clicked or sliding).
* Used to shrink and grow the thumb as according to the Material Design spec.
*/
_this._isActive = false;
/** The size of a tick interval as a percentage of the size of the track. */
_this._tickIntervalPercent = 0;
/** The dimensions of the slider. */
_this._sliderDimensions = null;
_this._controlValueAccessorChangeFn = function () { };
/** Subscription to the Directionality change EventEmitter. */
_this._dirChangeSubscription = rxjs.Subscription.EMPTY;
/** Called when the user has put their pointer down on the slider. */
_this._pointerDown = function (event) {
// Don't do anything if the slider is disabled or the
// user is using anything other than the main mouse button.
if (_this.disabled || _this._isSliding || (!isTouchEvent(event) && event.button !== 0)) {
return;
}
_this._runInsideZone(function () {
var oldValue = _this.value;
var pointerPosition = getPointerPositionOnPage(event);
_this._isSliding = true;
_this._lastPointerEvent = event;
event.preventDefault();
_this._focusHostElement();
_this._onMouseenter(); // Simulate mouseenter in case this is a mobile device.
_this._bindGlobalEvents(event);
_this._focusHostElement();
_this._updateValueFromPosition(pointerPosition);
_this._valueOnSlideStart = _this.value;
_this._pointerPositionOnStart = pointerPosition;
// Emit a change and input event if the value changed.
if (oldValue != _this.value) {
_this._emitInputEvent();
_this._emitChangeEvent();
}
});
};
/**
* Called when the user has moved their pointer after
* starting to drag. Bound on the document level.
*/
_this._pointerMove = function (event) {
if (_this._isSliding) {
// Prevent the slide from selecting anything else.
event.preventDefault();
var oldValue = _this.value;
_this._lastPointerEvent = event;
_this._updateValueFromPosition(getPointerPositionOnPage(event));
// Native range elements always emit `input` events when the value changed while sliding.
if (oldValue != _this.value) {
_this._emitInputEvent();
}
}
};
/** Called when the user has lifted their pointer. Bound on the document level. */
_this._pointerUp = function (event) {
if (_this._isSliding) {
var pointerPositionOnStart = _this._pointerPositionOnStart;
var currentPointerPosition = getPointerPositionOnPage(event);
event.preventDefault();
_this._removeGlobalEvents();
_this._valueOnSlideStart = _this._pointerPositionOnStart = _this._lastPointerEvent = null;
_this._isSliding = false;
if (_this._valueOnSlideStart != _this.value && !_this.disabled &&
pointerPositionOnStart && (pointerPositionOnStart.x !== currentPointerPosition.x ||
pointerPositionOnStart.y !== currentPointerPosition.y)) {
_this._emitChangeEvent();
}
}
};
/** Called when the window has lost focus. */
_this._windowBlur = function () {
// If the window is blurred while dragging we need to stop dragging because the
// browser won't dispatch the `mouseup` and `touchend` events anymore.
if (_this._lastPointerEvent) {
_this._pointerUp(_this._lastPointerEvent);
}
};
_this._document = document;
_this.tabIndex = parseInt(tabIndex) || 0;
_this._runOutsizeZone(function () {
var element = elementRef.nativeElement;
element.addEventListener('mousedown', _this._pointerDown, activeEventOptions);
element.addEventListener('touchstart', _this._pointerDown, activeEventOptions);
});
return _this;
}
Object.defineProperty(MatSlider.prototype, "invert", {
/** Whether the slider is inverted. */
get: function () { return this._invert; },
set: function (value) {
this._invert = coercion.coerceBooleanProperty(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "max", {
/** The maximum value that the slider can have. */
get: function () { return this._max; },
set: function (v) {
this._max = coercion.coerceNumberProperty(v, this._max);
this._percent = this._calculatePercentage(this._value);
// Since this also modifies the percentage, we need to let the change detection know.
this._changeDetectorRef.markForCheck();
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "min", {
/** The minimum value that the slider can have. */
get: function () { return this._min; },
set: function (v) {
this._min = coercion.coerceNumberProperty(v, this._min);
// If the value wasn't explicitly set by the user, set it to the min.
if (this._value === null) {
this.value = this._min;
}
this._percent = this._calculatePercentage(this._value);
// Since this also modifies the percentage, we need to let the change detection know.
this._changeDetectorRef.markForCheck();
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "step", {
/** The values at which the thumb will snap. */
get: function () { return this._step; },
set: function (v) {
this._step = coercion.coerceNumberProperty(v, this._step);
if (this._step % 1 !== 0) {
this._roundToDecimal = this._step.toString().split('.').pop().length;
}
// Since this could modify the label, we need to notify the change detection.
this._changeDetectorRef.markForCheck();
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "thumbLabel", {
/** Whether or not to show the thumb label. */
get: function () { return this._thumbLabel; },
set: function (value) { this._thumbLabel = coercion.coerceBooleanProperty(value); },
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "tickInterval", {
/**
* How often to show ticks. Relative to the step so that a tick always appears on a step.
* Ex: Tick interval of 4 with a step of 3 will draw a tick every 4 steps (every 12 values).
*/
get: function () { return this._tickInterval; },
set: function (value) {
if (value === 'auto') {
this._tickInterval = 'auto';
}
else if (typeof value === 'number' || typeof value === 'string') {
this._tickInterval = coercion.coerceNumberProperty(value, this._tickInterval);
}
else {
this._tickInterval = 0;
}
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "value", {
/** Value of the slider. */
get: function () {
// If the value needs to be read and it is still uninitialized, initialize it to the min.
if (this._value === null) {
this.value = this._min;
}
return this._value;
},
set: function (v) {
if (v !== this._value) {
var value = coercion.coerceNumberProperty(v);
// While incrementing by a decimal we can end up with values like 33.300000000000004.
// Truncate it to ensure that it matches the label and to make it easier to work with.
if (this._roundToDecimal) {
value = parseFloat(value.toFixed(this._roundToDecimal));
}
this._value = value;
this._percent = this._calculatePercentage(this._value);
// Since this also modifies the percentage, we need to let the change detection know.
this._changeDetectorRef.markForCheck();
}
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "vertical", {
/** Whether the slider is vertical. */
get: function () { return this._vertical; },
set: function (value) {
this._vertical = coercion.coerceBooleanProperty(value);
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "displayValue", {
/** The value to be used for display purposes. */
get: function () {
if (this.displayWith) {
// Value is never null but since setters and getters cannot have
// different types, the value getter is also typed to return null.
return this.displayWith(this.value);
}
// Note that this could be improved further by rounding something like 0.999 to 1 or
// 0.899 to 0.9, however it is very performance sensitive, because it gets called on
// every change detection cycle.
if (this._roundToDecimal && this.value && this.value % 1 !== 0) {
return this.value.toFixed(this._roundToDecimal);
}
return this.value || 0;
},
enumerable: true,
configurable: true
});
/** set focus to the host element */
MatSlider.prototype.focus = function (options) {
this._focusHostElement(options);
};
/** blur the host element */
MatSlider.prototype.blur = function () {
this._blurHostElement();
};
Object.defineProperty(MatSlider.prototype, "percent", {
/** The percentage of the slider that coincides with the value. */
get: function () { return this._clamp(this._percent); },
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_invertAxis", {
/**
* Whether the axis of the slider is inverted.
* (i.e. whether moving the thumb in the positive x or y direction decreases the slider's value).
*/
get: function () {
// Standard non-inverted mode for a vertical slider should be dragging the thumb from bottom to
// top. However from a y-axis standpoint this is inverted.
return this.vertical ? !this.invert : this.invert;
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_isMinValue", {
/** Whether the slider is at its minimum value. */
get: function () {
return this.percent === 0;
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_thumbGap", {
/**
* The amount of space to leave between the slider thumb and the track fill & track background
* elements.
*/
get: function () {
if (this.disabled) {
return DISABLED_THUMB_GAP;
}
if (this._isMinValue && !this.thumbLabel) {
return this._isActive ? MIN_VALUE_ACTIVE_THUMB_GAP : MIN_VALUE_NONACTIVE_THUMB_GAP;
}
return 0;
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_trackBackgroundStyles", {
/** CSS styles for the track background element. */
get: function () {
var axis = this.vertical ? 'Y' : 'X';
var scale = this.vertical ? "1, " + (1 - this.percent) + ", 1" : 1 - this.percent + ", 1, 1";
var sign = this._shouldInvertMouseCoords() ? '-' : '';
return {
// scale3d avoids some rendering issues in Chrome. See #12071.
transform: "translate" + axis + "(" + sign + this._thumbGap + "px) scale3d(" + scale + ")"
};
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_trackFillStyles", {
/** CSS styles for the track fill element. */
get: function () {
var percent = this.percent;
var axis = this.vertical ? 'Y' : 'X';
var scale = this.vertical ? "1, " + percent + ", 1" : percent + ", 1, 1";
var sign = this._shouldInvertMouseCoords() ? '' : '-';
return {
// scale3d avoids some rendering issues in Chrome. See #12071.
transform: "translate" + axis + "(" + sign + this._thumbGap + "px) scale3d(" + scale + ")",
// iOS Safari has a bug where it won't re-render elements which start of as `scale(0)` until
// something forces a style recalculation on it. Since we'll end up with `scale(0)` when
// the value of the slider is 0, we can easily get into this situation. We force a
// recalculation by changing the element's `display` when it goes from 0 to any other value.
display: percent === 0 ? 'none' : ''
};
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_ticksContainerStyles", {
/** CSS styles for the ticks container element. */
get: function () {
var axis = this.vertical ? 'Y' : 'X';
// For a horizontal slider in RTL languages we push the ticks container off the left edge
// instead of the right edge to avoid causing a horizontal scrollbar to appear.
var sign = !this.vertical && this._getDirection() == 'rtl' ? '' : '-';
var offset = this._tickIntervalPercent / 2 * 100;
return {
'transform': "translate" + axis + "(" + sign + offset + "%)"
};
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_ticksStyles", {
/** CSS styles for the ticks element. */
get: function () {
var tickSize = this._tickIntervalPercent * 100;
var backgroundSize = this.vertical ? "2px " + tickSize + "%" : tickSize + "% 2px";
var axis = this.vertical ? 'Y' : 'X';
// Depending on the direction we pushed the ticks container, push the ticks the opposite
// direction to re-center them but clip off the end edge. In RTL languages we need to flip the
// ticks 180 degrees so we're really cutting off the end edge abd not the start.
var sign = !this.vertical && this._getDirection() == 'rtl' ? '-' : '';
var rotate = !this.vertical && this._getDirection() == 'rtl' ? ' rotate(180deg)' : '';
var styles = {
'backgroundSize': backgroundSize,
// Without translateZ ticks sometimes jitter as the slider moves on Chrome & Firefox.
'transform': "translateZ(0) translate" + axis + "(" + sign + tickSize / 2 + "%)" + rotate
};
if (this._isMinValue && this._thumbGap) {
var side = void 0;
if (this.vertical) {
side = this._invertAxis ? 'Bottom' : 'Top';
}
else {
side = this._invertAxis ? 'Right' : 'Left';
}
styles["padding" + side] = this._thumbGap + "px";
}
return styles;
},
enumerable: true,
configurable: true
});
Object.defineProperty(MatSlider.prototype, "_thumbContainerStyles", {
get: function () {
var axis = this.vertical ? 'Y' : 'X';
// For a horizontal slider in RTL languages we push the thumb container off the left edge
// instead of the right edge to avoid causing a horizontal scrollbar to appear.
var invertOffset = (this._getDirection() == 'rtl' && !this.vertical) ? !this._invertAxis : this._invertAxis;
var offset = (invertOffset ? this.percent : 1 - this.percent) * 100;
return {
'transform': "translate" + axis + "(-" + offset + "%)"
};
},
enumerable: true,
configurable: true
});
/**
* Whether mouse events should be converted to a slider position by calculating their distance
* from the right or bottom edge of the slider as opposed to the top or left.
*/
MatSlider.prototype._shouldInvertMouseCoords = function () {
return (this._getDirection() == 'rtl' && !this.vertical) ? !this._invertAxis : this._invertAxis;
};
/** The language direction for this slider element. */
MatSlider.prototype._getDirection = function () {
return (this._dir && this._dir.value == 'rtl') ? 'rtl' : 'ltr';
};
MatSlider.prototype.ngOnInit = function () {
var _this = this;
this._focusMonitor
.monitor(this._elementRef, true)
.subscribe(function (origin) {
_this._isActive = !!origin && origin !== 'keyboard';
_this._changeDetectorRef.detectChanges();
});
if (this._dir) {
this._dirChangeSubscription = this._dir.change.subscribe(function () {
_this._changeDetectorRef.markForCheck();
});
}
};
MatSlider.prototype.ngOnDestroy = function () {
var element = this._elementRef.nativeElement;
element.removeEventListener('mousedown', this._pointerDown, activeEventOptions);
element.removeEventListener('touchstart', this._pointerDown, activeEventOptions);
this._lastPointerEvent = null;
this._removeGlobalEvents();
this._focusMonitor.stopMonitoring(this._elementRef);
this._dirChangeSubscription.unsubscribe();
};
MatSlider.prototype._onMouseenter = function () {
if (this.disabled) {
return;
}
// We save the dimensions of the slider here so we can use them to update the spacing of the
// ticks and determine where on the slider click and slide events happen.
this._sliderDimensions = this._getSliderDimensions();
this._updateTickIntervalPercent();
};
MatSlider.prototype._onFocus = function () {
// We save the dimensions of the slider here so we can use them to update the spacing of the
// ticks and determine where on the slider click and slide events happen.
this._sliderDimensions = this._getSliderDimensions();
this._updateTickIntervalPercent();
};
MatSlider.prototype._onBlur = function () {
this.onTouched();
};
MatSlider.prototype._onKeydown = function (event) {
if (this.disabled || keycodes.hasModifierKey(event)) {
return;
}
var oldValue = this.value;
switch (event.keyCode) {
case keycodes.PAGE_UP:
this._increment(10);
break;
case keycodes.PAGE_DOWN:
this._increment(-10);
break;
case keycodes.END:
this.value = this.max;
break;
case keycodes.HOME:
this.value = this.min;
break;
case keycodes.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 keycodes.UP_ARROW:
this._increment(1);
break;
case keycodes.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 keycodes.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 = true;
event.preventDefault();
};
MatSlider.prototype._onKeyup = function () {
this._isSliding = false;
};
/**
* 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.
*/
MatSlider.prototype._bindGlobalEvents = function (triggerEvent) {
if (typeof this._document !== 'undefined' && this._document) {
var body = this._document.body;
var isTouch = isTouchEvent(triggerEvent);
var moveEventName = isTouch ? 'touchmove' : 'mousemove';
var endEventName = isTouch ? 'touchend' : 'mouseup';
body.addEventListener(moveEventName, this._pointerMove, activeEventOptions);
body.addEventListener(endEventName, this._pointerUp, activeEventOptions);
if (isTouch) {
body.addEventListener('touchcancel', this._pointerUp, activeEventOptions);
}
}
if (typeof window !== 'undefined' && window) {
window.addEventListener('blur', this._windowBlur);
}
};
/** Removes any global event listeners that we may have added. */
MatSlider.prototype._removeGlobalEvents = function () {
if (typeof this._document !== 'undefined' && this._document) {
var body = this._document.body;
body.removeEventListener('mousemove', this._pointerMove, activeEventOptions);
body.removeEventListener('mouseup', this._pointerUp, activeEventOptions);
body.removeEventListener('touchmove', this._pointerMove, activeEventOptions);
body.removeEventListener('touchend', this._pointerUp, activeEventOptions);
body.removeEventListener('touchcancel', this._pointerUp, activeEventOptions);
}
if (typeof window !== 'undefined' && window) {
window.removeEventListener('blur', this._windowBlur);
}
};
/** Increments the slider by the given number of steps (negative number decrements). */
MatSlider.prototype._increment = function (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. */
MatSlider.prototype._updateValueFromPosition = function (pos) {
if (!this._sliderDimensions) {
return;
}
var offset = this.vertical ? this._sliderDimensions.top : this._sliderDimensions.left;
var size = this.vertical ? this._sliderDimensions.height : this._sliderDimensions.width;
var posComponent = this.vertical ? pos.y : pos.x;
// The exact value is calculated from the event and used to find the closest snap value.
var 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 {
var exactValue = this._calculateValue(percent);
// This calculation finds the closest step by finding the closest
// whole number divisible by the step relative to the min.
var 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. */
MatSlider.prototype._emitChangeEvent = function () {
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. */
MatSlider.prototype._emitInputEvent = function () {
this.input.emit(this._createChangeEvent());
};
/** Updates the amount of space between ticks as a percentage of the width of the slider. */
MatSlider.prototype._updateTickIntervalPercent = function () {
if (!this.tickInterval || !this._sliderDimensions) {
return;
}
if (this.tickInterval == 'auto') {
var trackSize = this.vertical ? this._sliderDimensions.height : this._sliderDimensions.width;
var pixelsPerStep = trackSize * this.step / (this.max - this.min);
var stepsPerTick = Math.ceil(MIN_AUTO_TICK_SEPARATION / pixelsPerStep);
var 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. */
MatSlider.prototype._createChangeEvent = function (value) {
if (value === void 0) { value = this.value; }
var event = new MatSliderChange();
event.source = this;
event.value = value;
return event;
};
/** Calculates the percentage of the slider that a value is. */
MatSlider.prototype._calculatePercentage = function (value) {
return ((value || 0) - this.min) / (this.max - this.min);
};
/** Calculates the value a percentage of the slider corresponds to. */
MatSlider.prototype._calculateValue = function (percentage) {
return this.min + percentage * (this.max - this.min);
};
/** Return a number between two numbers. */
MatSlider.prototype._clamp = function (value, min, max) {
if (min === void 0) { min = 0; }
if (max === void 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.
*/
MatSlider.prototype._getSliderDimensions = function () {
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.
*/
MatSlider.prototype._focusHostElement = function (options) {
this._elementRef.nativeElement.focus(options);
};
/** Blurs the native element. */
MatSlider.prototype._blurHostElement = function () {
this._elementRef.nativeElement.blur();
};
/** Runs a callback inside of the NgZone, if possible. */
MatSlider.prototype._runInsideZone = function (fn) {
// @breaking-change 9.0.0 Remove this function once `_ngZone` is a required parameter.
this._ngZone ? this._ngZone.run(fn) : fn();
};
/** Runs a callback outside of the NgZone, if possible. */
MatSlider.prototype._runOutsizeZone = function (fn) {
// @breaking-change 9.0.0 Remove this function once `_ngZone` is a required parameter.
this._ngZone ? this._ngZone.runOutsideAngular(fn) : fn();
};
/**
* Sets the model value. Implemented as part of ControlValueAccessor.
* @param value
*/
MatSlider.prototype.writeValue = function (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.
*/
MatSlider.prototype.registerOnChange = function (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.
*/
MatSlider.prototype.registerOnTouched = function (fn) {
this.onTouched = fn;
};
/**
* Sets whether the component should be disabled.
* Implemented as part of ControlValueAccessor.
* @param isDisabled
*/
MatSlider.prototype.setDisabledState = function (isDisabled) {
this.disabled = isDisabled;
};
MatSlider.decorators = [
{ type: core.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',
'[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]': '_invertAxis',
// 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 && _thumbGap && _invertAxis',
'[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]=\"_trackBackgroundStyles\"></div>\n <div class=\"mat-slider-track-fill\" [ngStyle]=\"_trackFillStyles\"></div>\n </div>\n <div class=\"mat-slider-ticks-container\" [ngStyle]=\"_ticksContainerStyles\">\n <div class=\"mat-slider-ticks\" [ngStyle]=\"_ticksStyles\"></div>\n </div>\n <div class=\"mat-slider-thumb-container\" [ngStyle]=\"_thumbContainerStyles\">\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: core.ViewEncapsulation.None,
changeDetection: core.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{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{background-repeat:repeat;background-clip:content-box;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"]
}] }
];
/** @nocollapse */
MatSlider.ctorParameters = function () { return [
{ type: core.ElementRef },
{ type: a11y.FocusMonitor },
{ type: core.ChangeDetectorRef },
{ type: bidi.Directionality, decorators: [{ type: core.Optional }] },
{ type: String, decorators: [{ type: core.Attribute, args: ['tabindex',] }] },
{ type: String, decorators: [{ type: core.Optional }, { type: core.Inject, args: [animations.ANIMATION_MODULE_TYPE,] }] },
{ type: core.NgZone },
{ type: undefined, decorators: [{ type: core.Optional }, { type: core.Inject, args: [common.DOCUMENT,] }] }
]; };
MatSlider.propDecorators = {
invert: [{ type: core.Input }],
max: [{ type: core.Input }],
min: [{ type: core.Input }],
step: [{ type: core.Input }],
thumbLabel: [{ type: core.Input }],
tickInterval: [{ type: core.Input }],
value: [{ type: core.Input }],
displayWith: [{ type: core.Input }],
vertical: [{ type: core.Input }],
change: [{ type: core.Output }],
input: [{ type: core.Output }],
valueChange: [{ type: core.Output }],
_sliderWrapper: [{ type: core.ViewChild, args: ['sliderWrapper',] }]
};
return MatSlider;
}(_MatSliderMixinBase));
/** 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) {
// `touches` will be empty for start/end events so we have to fall back to `changedTouches`.
var point = isTouchEvent(event) ? (event.touches[0] || event.changedTouches[0]) : event;
return { x: point.clientX, y: point.clientY };
}
/**
* @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
*/
var MatSliderModule = /** @class */ (function () {
function MatSliderModule() {
}
MatSliderModule.decorators = [
{ type: core.NgModule, args: [{
imports: [common.CommonModule, core$1.MatCommonModule],
exports: [MatSlider, core$1.MatCommonModule],
declarations: [MatSlider],
},] }
];
return MatSliderModule;
}());
/**
* @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
*/
/**
* Generated bundle index. Do not edit.
*/
exports.MAT_SLIDER_VALUE_ACCESSOR = MAT_SLIDER_VALUE_ACCESSOR;
exports.MatSlider = MatSlider;
exports.MatSliderChange = MatSliderChange;
exports.MatSliderModule = MatSliderModule;
Object.defineProperty(exports, '__esModule', { value: true });
})));
//# sourceMappingURL=material-slider.umd.js.map