import * as i0 from '@angular/core';
import { forwardRef, EventEmitter, Component, ChangeDetectionStrategy, ViewEncapsulation, Input, Output, ViewChild, NgModule } from '@angular/core';
import * as i1 from '@angular/common';
import { CommonModule } from '@angular/common';
import { DomHandler } from 'primeng/dom';
import { NG_VALUE_ACCESSOR } from '@angular/forms';

const SLIDER_VALUE_ACCESSOR = {
    provide: NG_VALUE_ACCESSOR,
    useExisting: forwardRef(() => Slider),
    multi: true
};
class Slider {
    constructor(el, renderer, ngZone, cd) {
        this.el = el;
        this.renderer = renderer;
        this.ngZone = ngZone;
        this.cd = cd;
        this.min = 0;
        this.max = 100;
        this.orientation = 'horizontal';
        this.tabindex = 0;
        this.onChange = new EventEmitter();
        this.onSlideEnd = new EventEmitter();
        this.handleValues = [];
        this.onModelChange = () => { };
        this.onModelTouched = () => { };
        this.handleIndex = 0;
    }
    onMouseDown(event, index) {
        if (this.disabled) {
            return;
        }
        this.dragging = true;
        this.updateDomData();
        this.sliderHandleClick = true;
        if (this.range && this.handleValues && this.handleValues[0] === this.max) {
            this.handleIndex = 0;
        }
        else {
            this.handleIndex = index;
        }
        this.bindDragListeners();
        event.target.focus();
        event.preventDefault();
        if (this.animate) {
            DomHandler.removeClass(this.el.nativeElement.children[0], 'p-slider-animate');
        }
    }
    onTouchStart(event, index) {
        if (this.disabled) {
            return;
        }
        var touchobj = event.changedTouches[0];
        this.startHandleValue = (this.range) ? this.handleValues[index] : this.handleValue;
        this.dragging = true;
        if (this.range && this.handleValues && this.handleValues[0] === this.max) {
            this.handleIndex = 0;
        }
        else {
            this.handleIndex = index;
        }
        if (this.orientation === 'horizontal') {
            this.startx = parseInt(touchobj.clientX, 10);
            this.barWidth = this.el.nativeElement.children[0].offsetWidth;
        }
        else {
            this.starty = parseInt(touchobj.clientY, 10);
            this.barHeight = this.el.nativeElement.children[0].offsetHeight;
        }
        if (this.animate) {
            DomHandler.removeClass(this.el.nativeElement.children[0], 'p-slider-animate');
        }
        event.preventDefault();
    }
    onTouchMove(event, index) {
        if (this.disabled) {
            return;
        }
        var touchobj = event.changedTouches[0], handleValue = 0;
        if (this.orientation === 'horizontal') {
            handleValue = Math.floor(((parseInt(touchobj.clientX, 10) - this.startx) * 100) / (this.barWidth)) + this.startHandleValue;
        }
        else {
            handleValue = Math.floor(((this.starty - parseInt(touchobj.clientY, 10)) * 100) / (this.barHeight)) + this.startHandleValue;
        }
        this.setValueFromHandle(event, handleValue);
        event.preventDefault();
    }
    onTouchEnd(event, index) {
        if (this.disabled) {
            return;
        }
        this.dragging = false;
        if (this.range)
            this.onSlideEnd.emit({ originalEvent: event, values: this.values });
        else
            this.onSlideEnd.emit({ originalEvent: event, value: this.value });
        if (this.animate) {
            DomHandler.addClass(this.el.nativeElement.children[0], 'p-slider-animate');
        }
        event.preventDefault();
    }
    onBarClick(event) {
        if (this.disabled) {
            return;
        }
        if (!this.sliderHandleClick) {
            this.updateDomData();
            this.handleChange(event);
        }
        this.sliderHandleClick = false;
    }
    onHandleKeydown(event, handleIndex) {
        if (this.disabled) {
            return;
        }
        if (event.which == 38 || event.which == 39) {
            this.spin(event, 1, handleIndex);
        }
        else if (event.which == 37 || event.which == 40) {
            this.spin(event, -1, handleIndex);
        }
    }
    spin(event, dir, handleIndex) {
        let step = (this.step || 1) * dir;
        if (this.range) {
            this.handleIndex = handleIndex;
            this.updateValue(this.values[this.handleIndex] + step);
            this.updateHandleValue();
        }
        else {
            this.updateValue(this.value + step);
            this.updateHandleValue();
        }
        event.preventDefault();
    }
    handleChange(event) {
        let handleValue = this.calculateHandleValue(event);
        this.setValueFromHandle(event, handleValue);
    }
    bindDragListeners() {
        this.ngZone.runOutsideAngular(() => {
            const documentTarget = this.el ? this.el.nativeElement.ownerDocument : 'document';
            if (!this.dragListener) {
                this.dragListener = this.renderer.listen(documentTarget, 'mousemove', (event) => {
                    if (this.dragging) {
                        this.ngZone.run(() => {
                            this.handleChange(event);
                        });
                    }
                });
            }
            if (!this.mouseupListener) {
                this.mouseupListener = this.renderer.listen(documentTarget, 'mouseup', (event) => {
                    if (this.dragging) {
                        this.dragging = false;
                        this.ngZone.run(() => {
                            if (this.range)
                                this.onSlideEnd.emit({ originalEvent: event, values: this.values });
                            else
                                this.onSlideEnd.emit({ originalEvent: event, value: this.value });
                            if (this.animate) {
                                DomHandler.addClass(this.el.nativeElement.children[0], 'p-slider-animate');
                            }
                        });
                    }
                });
            }
        });
    }
    unbindDragListeners() {
        if (this.dragListener) {
            this.dragListener();
        }
        if (this.mouseupListener) {
            this.mouseupListener();
        }
    }
    setValueFromHandle(event, handleValue) {
        this.sliderHandleClick = false;
        let newValue = this.getValueFromHandle(handleValue);
        if (this.range) {
            if (this.step) {
                this.handleStepChange(newValue, this.values[this.handleIndex]);
            }
            else {
                this.handleValues[this.handleIndex] = handleValue;
                this.updateValue(newValue, event);
            }
        }
        else {
            if (this.step) {
                this.handleStepChange(newValue, this.value);
            }
            else {
                this.handleValue = handleValue;
                this.updateValue(newValue, event);
            }
        }
        this.cd.markForCheck();
    }
    handleStepChange(newValue, oldValue) {
        let diff = (newValue - oldValue);
        let val = oldValue;
        if (diff < 0) {
            val = oldValue + Math.ceil(newValue / this.step - oldValue / this.step) * this.step;
        }
        else if (diff > 0) {
            val = oldValue + Math.floor(newValue / this.step - oldValue / this.step) * this.step;
        }
        this.updateValue(val);
        this.updateHandleValue();
    }
    writeValue(value) {
        if (this.range)
            this.values = value || [0, 0];
        else
            this.value = value || 0;
        this.updateHandleValue();
        this.cd.markForCheck();
    }
    registerOnChange(fn) {
        this.onModelChange = fn;
    }
    registerOnTouched(fn) {
        this.onModelTouched = fn;
    }
    setDisabledState(val) {
        this.disabled = val;
        this.cd.markForCheck();
    }
    get rangeStartLeft() {
        return this.isVertical() ? 'auto' : this.handleValues[0] + '%';
    }
    get rangeStartBottom() {
        return this.isVertical() ? this.handleValues[0] + '%' : 'auto';
    }
    get rangeEndLeft() {
        return this.isVertical() ? 'auto' : this.handleValues[1] + '%';
    }
    get rangeEndBottom() {
        return this.isVertical() ? this.handleValues[1] + '%' : 'auto';
    }
    isVertical() {
        return this.orientation === 'vertical';
    }
    updateDomData() {
        let rect = this.el.nativeElement.children[0].getBoundingClientRect();
        this.initX = rect.left + DomHandler.getWindowScrollLeft();
        this.initY = rect.top + DomHandler.getWindowScrollTop();
        this.barWidth = this.el.nativeElement.children[0].offsetWidth;
        this.barHeight = this.el.nativeElement.children[0].offsetHeight;
    }
    calculateHandleValue(event) {
        if (this.orientation === 'horizontal')
            return ((event.pageX - this.initX) * 100) / (this.barWidth);
        else
            return (((this.initY + this.barHeight) - event.pageY) * 100) / (this.barHeight);
    }
    updateHandleValue() {
        if (this.range) {
            this.handleValues[0] = (this.values[0] < this.min ? 0 : this.values[0] - this.min) * 100 / (this.max - this.min);
            this.handleValues[1] = (this.values[1] > this.max ? 100 : this.values[1] - this.min) * 100 / (this.max - this.min);
        }
        else {
            if (this.value < this.min)
                this.handleValue = 0;
            else if (this.value > this.max)
                this.handleValue = 100;
            else
                this.handleValue = (this.value - this.min) * 100 / (this.max - this.min);
        }
    }
    updateValue(val, event) {
        if (this.range) {
            let value = val;
            if (this.handleIndex == 0) {
                if (value < this.min) {
                    value = this.min;
                    this.handleValues[0] = 0;
                }
                else if (value > this.values[1]) {
                    value = this.values[1];
                    this.handleValues[0] = this.handleValues[1];
                }
                this.sliderHandleStart.nativeElement.focus();
            }
            else {
                if (value > this.max) {
                    value = this.max;
                    this.handleValues[1] = 100;
                }
                else if (value < this.values[0]) {
                    value = this.values[0];
                    this.handleValues[1] = this.handleValues[0];
                }
                this.sliderHandleEnd.nativeElement.focus();
            }
            this.values[this.handleIndex] = this.getNormalizedValue(value);
            this.values = this.values.slice();
            this.onModelChange(this.values);
            this.onChange.emit({ event: event, values: this.values });
        }
        else {
            if (val < this.min) {
                val = this.min;
                this.handleValue = 0;
            }
            else if (val > this.max) {
                val = this.max;
                this.handleValue = 100;
            }
            this.value = this.getNormalizedValue(val);
            this.onModelChange(this.value);
            this.onChange.emit({ event: event, value: this.value });
            this.sliderHandle.nativeElement.focus();
        }
    }
    getValueFromHandle(handleValue) {
        return (this.max - this.min) * (handleValue / 100) + this.min;
    }
    getDecimalsCount(value) {
        if (value && Math.floor(value) !== value)
            return value.toString().split(".")[1].length || 0;
        return 0;
    }
    getNormalizedValue(val) {
        let decimalsCount = this.getDecimalsCount(this.step);
        if (decimalsCount > 0) {
            return +val.toFixed(decimalsCount);
        }
        else {
            return Math.floor(val);
        }
    }
    ngOnDestroy() {
        this.unbindDragListeners();
    }
}
Slider.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: Slider, deps: [{ token: i0.ElementRef }, { token: i0.Renderer2 }, { token: i0.NgZone }, { token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Component });
Slider.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "12.0.0", version: "13.0.0", type: Slider, selector: "p-slider", inputs: { animate: "animate", disabled: "disabled", min: "min", max: "max", orientation: "orientation", step: "step", range: "range", style: "style", styleClass: "styleClass", ariaLabelledBy: "ariaLabelledBy", tabindex: "tabindex" }, outputs: { onChange: "onChange", onSlideEnd: "onSlideEnd" }, host: { classAttribute: "p-element" }, providers: [SLIDER_VALUE_ACCESSOR], viewQueries: [{ propertyName: "sliderHandle", first: true, predicate: ["sliderHandle"], descendants: true }, { propertyName: "sliderHandleStart", first: true, predicate: ["sliderHandleStart"], descendants: true }, { propertyName: "sliderHandleEnd", first: true, predicate: ["sliderHandleEnd"], descendants: true }], ngImport: i0, template: `
        <div [ngStyle]="style" [class]="styleClass" [ngClass]="{'p-slider p-component':true,'p-disabled':disabled,
            'p-slider-horizontal':orientation == 'horizontal','p-slider-vertical':orientation == 'vertical','p-slider-animate':animate}"
            (click)="onBarClick($event)">
            <span *ngIf="range && orientation == 'horizontal'" class="p-slider-range" [ngStyle]="{'left':handleValues[0] + '%',width: (handleValues[1] - handleValues[0] + '%')}"></span>
            <span *ngIf="range && orientation == 'vertical'" class="p-slider-range" [ngStyle]="{'bottom':handleValues[0] + '%',height: (handleValues[1] - handleValues[0] + '%')}"></span>
            <span *ngIf="!range && orientation=='vertical'" class="p-slider-range" [ngStyle]="{'height': handleValue + '%'}"></span>
            <span *ngIf="!range && orientation=='horizontal'" class="p-slider-range" [ngStyle]="{'width': handleValue + '%'}"></span>
            <span #sliderHandle *ngIf="!range" [attr.tabindex]="disabled ? null : tabindex" (keydown)="onHandleKeydown($event)" class="p-slider-handle" (mousedown)="onMouseDown($event)" (touchstart)="onTouchStart($event)" (touchmove)="onTouchMove($event)" (touchend)="onTouchEnd($event)"
                [style.transition]="dragging ? 'none': null" [ngStyle]="{'left': orientation == 'horizontal' ? handleValue + '%' : null,'bottom': orientation == 'vertical' ? handleValue + '%' : null}"
                [attr.aria-valuemin]="min" [attr.aria-valuenow]="value" [attr.aria-valuemax]="max" [attr.aria-labelledby]="ariaLabelledBy"></span>
            <span #sliderHandleStart *ngIf="range" [attr.tabindex]="disabled ? null : tabindex" (keydown)="onHandleKeydown($event,0)" (mousedown)="onMouseDown($event,0)" (touchstart)="onTouchStart($event,0)" (touchmove)="onTouchMove($event,0)" (touchend)="onTouchEnd($event)" [style.transition]="dragging ? 'none': null" class="p-slider-handle"
                [ngStyle]="{'left': rangeStartLeft, 'bottom': rangeStartBottom}" [ngClass]="{'p-slider-handle-active':handleIndex==0}"
                [attr.aria-valuemin]="min" [attr.aria-valuenow]="value ? value[0] : null" [attr.aria-valuemax]="max" [attr.aria-labelledby]="ariaLabelledBy"></span>
            <span #sliderHandleEnd *ngIf="range" [attr.tabindex]="disabled ? null : tabindex" (keydown)="onHandleKeydown($event,1)" (mousedown)="onMouseDown($event,1)" (touchstart)="onTouchStart($event,1)" (touchmove)="onTouchMove($event,1)" (touchend)="onTouchEnd($event)" [style.transition]="dragging ? 'none': null" class="p-slider-handle"
                [ngStyle]="{'left': rangeEndLeft, 'bottom': rangeEndBottom}" [ngClass]="{'p-slider-handle-active':handleIndex==1}"
                [attr.aria-valuemin]="min" [attr.aria-valuenow]="value ? value[1] : null" [attr.aria-valuemax]="max" [attr.aria-labelledby]="ariaLabelledBy"></span>
        </div>
    `, isInline: true, styles: [".p-slider{position:relative}.p-slider .p-slider-handle{position:absolute;cursor:grab;touch-action:none;display:block}.p-slider-range{position:absolute;display:block}.p-slider-horizontal .p-slider-range{top:0;left:0;height:100%}.p-slider-horizontal .p-slider-handle{top:50%}.p-slider-vertical{height:100px}.p-slider-vertical .p-slider-handle{left:50%}.p-slider-vertical .p-slider-range{bottom:0;left:0;width:100%}\n"], directives: [{ type: i1.NgStyle, selector: "[ngStyle]", inputs: ["ngStyle"] }, { type: i1.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { type: i1.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush, encapsulation: i0.ViewEncapsulation.None });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: Slider, decorators: [{
            type: Component,
            args: [{ selector: 'p-slider', template: `
        <div [ngStyle]="style" [class]="styleClass" [ngClass]="{'p-slider p-component':true,'p-disabled':disabled,
            'p-slider-horizontal':orientation == 'horizontal','p-slider-vertical':orientation == 'vertical','p-slider-animate':animate}"
            (click)="onBarClick($event)">
            <span *ngIf="range && orientation == 'horizontal'" class="p-slider-range" [ngStyle]="{'left':handleValues[0] + '%',width: (handleValues[1] - handleValues[0] + '%')}"></span>
            <span *ngIf="range && orientation == 'vertical'" class="p-slider-range" [ngStyle]="{'bottom':handleValues[0] + '%',height: (handleValues[1] - handleValues[0] + '%')}"></span>
            <span *ngIf="!range && orientation=='vertical'" class="p-slider-range" [ngStyle]="{'height': handleValue + '%'}"></span>
            <span *ngIf="!range && orientation=='horizontal'" class="p-slider-range" [ngStyle]="{'width': handleValue + '%'}"></span>
            <span #sliderHandle *ngIf="!range" [attr.tabindex]="disabled ? null : tabindex" (keydown)="onHandleKeydown($event)" class="p-slider-handle" (mousedown)="onMouseDown($event)" (touchstart)="onTouchStart($event)" (touchmove)="onTouchMove($event)" (touchend)="onTouchEnd($event)"
                [style.transition]="dragging ? 'none': null" [ngStyle]="{'left': orientation == 'horizontal' ? handleValue + '%' : null,'bottom': orientation == 'vertical' ? handleValue + '%' : null}"
                [attr.aria-valuemin]="min" [attr.aria-valuenow]="value" [attr.aria-valuemax]="max" [attr.aria-labelledby]="ariaLabelledBy"></span>
            <span #sliderHandleStart *ngIf="range" [attr.tabindex]="disabled ? null : tabindex" (keydown)="onHandleKeydown($event,0)" (mousedown)="onMouseDown($event,0)" (touchstart)="onTouchStart($event,0)" (touchmove)="onTouchMove($event,0)" (touchend)="onTouchEnd($event)" [style.transition]="dragging ? 'none': null" class="p-slider-handle"
                [ngStyle]="{'left': rangeStartLeft, 'bottom': rangeStartBottom}" [ngClass]="{'p-slider-handle-active':handleIndex==0}"
                [attr.aria-valuemin]="min" [attr.aria-valuenow]="value ? value[0] : null" [attr.aria-valuemax]="max" [attr.aria-labelledby]="ariaLabelledBy"></span>
            <span #sliderHandleEnd *ngIf="range" [attr.tabindex]="disabled ? null : tabindex" (keydown)="onHandleKeydown($event,1)" (mousedown)="onMouseDown($event,1)" (touchstart)="onTouchStart($event,1)" (touchmove)="onTouchMove($event,1)" (touchend)="onTouchEnd($event)" [style.transition]="dragging ? 'none': null" class="p-slider-handle"
                [ngStyle]="{'left': rangeEndLeft, 'bottom': rangeEndBottom}" [ngClass]="{'p-slider-handle-active':handleIndex==1}"
                [attr.aria-valuemin]="min" [attr.aria-valuenow]="value ? value[1] : null" [attr.aria-valuemax]="max" [attr.aria-labelledby]="ariaLabelledBy"></span>
        </div>
    `, providers: [SLIDER_VALUE_ACCESSOR], changeDetection: ChangeDetectionStrategy.OnPush, encapsulation: ViewEncapsulation.None, host: {
                        'class': 'p-element'
                    }, styles: [".p-slider{position:relative}.p-slider .p-slider-handle{position:absolute;cursor:grab;touch-action:none;display:block}.p-slider-range{position:absolute;display:block}.p-slider-horizontal .p-slider-range{top:0;left:0;height:100%}.p-slider-horizontal .p-slider-handle{top:50%}.p-slider-vertical{height:100px}.p-slider-vertical .p-slider-handle{left:50%}.p-slider-vertical .p-slider-range{bottom:0;left:0;width:100%}\n"] }]
        }], ctorParameters: function () { return [{ type: i0.ElementRef }, { type: i0.Renderer2 }, { type: i0.NgZone }, { type: i0.ChangeDetectorRef }]; }, propDecorators: { animate: [{
                type: Input
            }], disabled: [{
                type: Input
            }], min: [{
                type: Input
            }], max: [{
                type: Input
            }], orientation: [{
                type: Input
            }], step: [{
                type: Input
            }], range: [{
                type: Input
            }], style: [{
                type: Input
            }], styleClass: [{
                type: Input
            }], ariaLabelledBy: [{
                type: Input
            }], tabindex: [{
                type: Input
            }], onChange: [{
                type: Output
            }], onSlideEnd: [{
                type: Output
            }], sliderHandle: [{
                type: ViewChild,
                args: ["sliderHandle"]
            }], sliderHandleStart: [{
                type: ViewChild,
                args: ["sliderHandleStart"]
            }], sliderHandleEnd: [{
                type: ViewChild,
                args: ["sliderHandleEnd"]
            }] } });
class SliderModule {
}
SliderModule.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: SliderModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
SliderModule.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: SliderModule, declarations: [Slider], imports: [CommonModule], exports: [Slider] });
SliderModule.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: SliderModule, imports: [[CommonModule]] });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.0.0", ngImport: i0, type: SliderModule, decorators: [{
            type: NgModule,
            args: [{
                    imports: [CommonModule],
                    exports: [Slider],
                    declarations: [Slider]
                }]
        }] });

/**
 * Generated bundle index. Do not edit.
 */

export { SLIDER_VALUE_ACCESSOR, Slider, SliderModule };
