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this.on(this.el.animator, 'touchstart', this.touchStart);\n            this.on(this.el.animator, 'mousedown', this.touchStart);\n            this.on(this.el.animator, 'touchend', this.touchEnd);\n            //this.on(this.el.animator, 'mouseup', this.stopTracking);\n\n            // Add event listeners to buttons (next/prev)\n            this.on(this.el.buttonNext, 'click', this.goToNext);\n            this.on(this.el.buttonPrev, 'click', this.goToPrev);\n\n            // Add event listener for keydown (arrow left/right moves)\n            // this.on(this.el.container.closest('.a1-slider-product'), 'keydown', this.keyboardMove);\n\n            var _this = this;\n            for (var i = 0; i < this.el.anchors.length; i++) {\n                this.on(this.el.anchors.item(i), 'click', function (event) {\n                    _this.preventDefault(event);\n                    if (_this.params.isClick) {\n                        _this.delayLocationChange(event._target.href);\n                    }\n                });\n            }\n\n            this.on(window, 'resize', this.resize);\n        }\n\n        goToNext(event) {\n            event.preventDefault();\n            this.setPosition(this.params.position + 1);\n        }\n\n        goToPrev(event) {\n            event.preventDefault();\n            this.setPosition(this.params.position - 1);\n        }\n\n        /*\n        keyboardMove(event) {\n            if (event.code == 'ArrowRight' && this.params.position < this.params.positionMax) {\n                this.goToNext(event);\n            } else if (event.code == 'ArrowLeft' && this.params.position > 0) {\n                this.goToPrev(event);\n            }\n        }\n        */\n\n        on(target, type, callback) {\n            const key = target._key || Math.random().toString(36).substring(7);\n            target._key = key;\n            if (!this.events[key]) {\n                this.events[key] = {};\n            }\n            if (!this.events[key][type]) {\n                this.events[key][type] = {\n                    target: target,\n                    listeners: [],\n                };\n            }\n            const _listener = (event) => {\n                event._key = key;\n                event._target = target;\n                callback.call(this, event);\n            };\n            this.events[key][type].listeners.push(_listener);\n            target.addEventListener(type, _listener);\n        }\n\n        off(target, type = null) {\n            const key = target._key;\n            const _removeByType = (key, type) => {\n                const target = this.events[key][type].target;\n                const listeners = this.events[key][type].listeners;\n                for (let i = 0; i < listeners.length; i++) {\n                    target.removeEventListener(type, listeners[i]);\n                    this.events[key][type].listeners.splice(i, 1);\n                }\n                if (this.events[key][type].listeners.length === 0) {\n                    delete this.events[key][type];\n                }\n                if (Object.keys(this.events[key]).length === 0) {\n                    delete this.events[key];\n                }\n            };\n            if (this.events[key]) {\n                if (type) {\n                    _removeByType(key, type);\n                } else {\n                    const events = this.events[key];\n                    for (let type in events) {\n                        if (events[type]) {\n                            _removeByType(key, type);\n                        }\n                    }\n                }\n            }\n        }\n\n        startTracking(event) {\n            if (this.params.ticker) {\n                this.stopTracking();\n            }\n            this.params.ticker = window.setInterval(this.track.bind(this), 100);\n\n            this.params.trackingStartX = this.eventCoords(event, 'startTracking').x;\n            this.params.translateX = this.translateValues(this.el.animator).x;\n\n            this.on(document, 'touchmove', this.touchMove);\n            this.on(document, 'mousemove', this.touchMove);\n            this.on(document, 'touchend', this.touchEnd);\n            this.on(document, 'mouseup', this.touchEnd);\n            this.dispatchEvent('SesoSlider.trackingStart');\n        }\n\n        stopTracking() {\n            window.clearInterval(this.params.ticker);\n            delete this.params.ticker;\n\n            this.off(document);\n            this.dispatchEvent('SesoSlider.trackingEnd');\n        }\n\n        track() {\n            var now = Date.now();\n            var timeElapsed = now - this.params.lastTimestamp;\n            var delta = this.params.posX - this.params.lastPosX;\n            var v = 1000 * delta / (1 + timeElapsed);\n            this.params.velocity = 0.8 * (v + 0.2) * this.params.velocity;\n            this.dispatchEvent('SesoSlider.tracking', {\n                bubbles: false,\n                cancelable: false,\n                detail: {\n                    now: now,\n                    delta: delta,\n                    velocity: this.params.velocity,\n                    posX: this.params.posX,\n                    lastPosX: this.params.lastPosX,\n                    lastTimestamp: this.params.lastTimestamp\n                }\n            });\n            this.params.lastPosX = this.params.posX;\n            this.params.lastTimestamp = now;\n        }\n\n        touchStart(event) {\n            this.params.velocity = 0;\n            this.params.amplitude = 0;\n            this.params.posX = this.params.posX || 0;\n            this.params.lastPosX = this.params.posX;\n            this.params.firstTimestamp = Date.now();\n            this.params.lastTimestamp = this.params.firstTimestamp;\n            this.params.trackingStartX = this.eventCoords(event, 'touchStart').x;\n            this.params.isEasing = false;\n            this.params.isClick = false;\n            this.params.hasMoved = false;\n            this.startTracking(event);\n        }\n\n        touchMove(event) {\n            if (this.params.isInitialized) {\n                const delta = this.eventCoords(event, 'toucheMove').x - this.params.trackingStartX;\n                this.params.trackingDirection = (delta >= 0) ? 'right' : 'left';\n\n                // move left/right\n                if (delta > 20 || delta < -20) {\n                    // check left and right border\n                    let moveTo = delta + this.params.translateX;\n                    if (moveTo > 0) {\n                        moveTo = 0;\n                    }\n                    const rightBorder = (this.params.trackingEndX - this.params.sliderVisibleWidth) * -1;\n                    if (moveTo < rightBorder) {\n                        moveTo = rightBorder;\n                    }\n\n                    // move slider left/right\n                    this.el.animator.style.transform = 'translate(' + moveTo + 'px, 0)';\n                }\n            }\n        }\n\n        touchEnd(event) {\n            this.stopTracking();\n            this.params.amplitude = this.params.targetX - this.params.posX;\n            this.params.lastTimestamp = Date.now();\n\n            if (this.params.isInitialized) {\n                this.requestAnimation(this.snapPosition);\n            }\n            // IE and FF fire click events on drag/swipe, so we need to decide if click behaviour should be honoured\n            var timeElapsed = this.params.lastTimestamp - this.params.firstTimestamp;\n            this.params.isClick = !this.params.hasMoved && timeElapsed < 300;\n        }\n\n        snapPosition() {\n            var timeConstant = 325;\n            var timeElapsed = Date.now() - this.params.lastTimestamp;\n            var delta = -this.params.amplitude * Math.exp(-timeElapsed / timeConstant);\n            var xMin = this.params.slideWidth * -(this.params.slideTotal - 1);\n            var xMax = 0;\n            this.params.isEasing = this.params.posX > xMin && this.params.posX < xMax && (delta > 20 || delta < -20);\n\n            const snap = this.params.slideWidth;\n            const myX = this.translateValues(this.el.animator).x * -1;\n            let position = 0;\n            if (this.params.trackingDirection == 'left') {\n                position = (Math.ceil(myX / snap) * snap) / this.params.slideWidth;\n            } else {\n                position = (Math.floor(myX / snap) * snap) / this.params.slideWidth;\n            }\n            this.setPosition(position, 'snapPosition');\n        }\n\n        requestAnimation(callback) {\n            callback = callback.bind(this);\n            if (window.requestAnimationFrame) {\n                window.requestAnimationFrame(callback);\n            } else {\n                window.setTimeout(callback, 10);\n            }\n        }\n\n        delayLocationChange(href) {\n            var setLocation = function setLocation(href) {\n                if (this.params.isEasing) {\n                    this.delayLocationChange(href);\n                } else {\n                    window.location.href = href;\n                }\n            };\n            window.setTimeout(setLocation.bind(this, href), 50);\n        }\n\n        translateValues(element) {\n            const style = window.getComputedStyle(element);\n            const matrix = style['transform'] || style.webkitTransform || style.mozTransform\n\n            // No transform property. Simply return 0 values.\n            if (matrix === 'none' || typeof matrix === 'undefined') {\n                return {\n                    x: 0,\n                    y: 0,\n                    z: 0\n                }\n            }\n\n            // Can either be 2d or 3d transform\n            const matrixType = matrix.includes('3d') ? '3d' : '2d'\n            const matrixValues = matrix.match(/matrix.*\\((.+)\\)/)[1].split(', ')\n\n            // 2d matrices have 6 values\n            // Last 2 values are X and Y.\n            // 2d matrices does not have Z value.\n            if (matrixType === '2d') {\n                return {\n                    x: parseInt(matrixValues[4]),\n                    y: parseInt(matrixValues[5]),\n                    z: 0\n                }\n            }\n\n            // 3d matrices have 16 values\n            // The 13th, 14th, and 15th values are X, Y, and Z\n            if (matrixType === '3d') {\n                return {\n                    x: parseInt(matrixValues[12]),\n                    y: parseInt(matrixValues[13]),\n                    z: parseInt(matrixValues[14])\n                }\n            }\n\n            return {\n                x: 0,\n                y: 0,\n                z: 0\n            }\n        }\n\n        eventCoords(event) {\n            const touchEvents = ['touchmove', 'touchstart', 'touchend'];\n            const isTouchEvent = touchEvents.indexOf(event.type) > -1;\n            if (isTouchEvent) {\n                let touch = event.targetTouches[0] || event.changedTouches[0];\n                return {\n                    x: touch.clientX,\n                    y: touch.clientY,\n                };\n            } else {\n                return {\n                    x: event.clientX,\n                    y: event.clientY,\n                };\n            }\n        }\n\n        setPosition(position) {\n            if (position > this.params.positionMax) {\n                this.params.position = this.params.positionMax;\n            } else {\n                this.params.position = (position < 0) ? 0 : position;\n            }\n\n            const xTarget = this.params.position * this.params.slideWidth * -1;\n            this.el.animator.style.transform = 'translate(' + xTarget + 'px, 0)';\n            this.params.hasMoved = true;\n\n            // Take care of buttons\n            if (position == 0) {\n                this.el.buttonPrev.setAttribute('disabled', 'disabled');\n            } else {\n                this.el.buttonPrev.removeAttribute('disabled');\n            }\n            if (position == this.params.positionMax) {\n                this.el.buttonNext.setAttribute('disabled', 'disabled');\n            } else {\n                this.el.buttonNext.removeAttribute('disabled');\n            }\n\n            // Take care of scroll indicator\n            this.el.scrollIndicator.style.left = position * (100 / (this.params.positionMax + 1)) + '%';\n\n            this.dispatchEvent('SesoSlider.positionChanged', {\n                bubbles: false,\n                cancelable: false,\n                detail: {\n                    posX: this.params.posX\n                }\n            });\n        }\n\n        resize() {\n            this.params.sliderVisibleWidth = this.el.slider.getBoundingClientRect().width;\n            this.params.slideWidth = this.el.slides.item(0).getBoundingClientRect().width;\n            this.params.slideTotal = this.el.slides.length;\n            this.params.slideVisibleTotal = Math.floor(this.el.animator.getBoundingClientRect().width / this.params.slideWidth);\n            this.params.positionMax = this.params.slideTotal - this.params.slideVisibleTotal;\n            this.params.trackingEndX = this.params.slideWidth * this.params.slideTotal;\n\n            let sliderNeeded = this.params.sliderVisibleWidth > (this.params.slideWidth * this.params.slideTotal) ? true : false;\n\n            // check if slider is needed\n            if (sliderNeeded && this.params.isInitialized) {\n                // if all slides are visible and slider was created -> destroy slider\n                this.destroy();\n            } else if (!sliderNeeded && !this.params.isInitialized) {\n                // if not all slides are visible and slider is not created -> create\n                this.create();\n            } else if (this.params.isInitialized) {\n                // if not all slides are visible and slider is created -> reposition\n                this.setPosition(this.params.position, 'resize');\n            }\n\n            // Set scroll indicator width\n            this.el.scrollIndicator.style.width = 100 / (this.params.positionMax + 1) + '%';\n\n            this.dispatchEvent('SesoSlider.resized', {\n                bubbles: false,\n                cancelable: false,\n                detail: {\n                    slideWidth: this.params.slideWidth,\n                    slideTotal: this.params.slideTotal,\n                }\n            });\n        }\n\n        create() {\n            // show controls\n            this.el.container.classList.remove(this.params.noSliderClass);\n\n            // set slider position\n            this.setPosition(this.params.position, 'resize');\n\n            // initialze\n            this.params.isInitialized = true;\n            this.el.slider.classList.add(this.params.sliderInitializedClass);\n            this.dispatchEvent('SesoSlider.created');\n        }\n\n        destroy() {\n            // hide controls\n            this.el.container.classList.add(this.params.noSliderClass);\n\n            // reset slider position\n            this.el.animator.style.transform = 'translate(0, 0)';\n\n            // destroy\n            this.params.isInitialized = false;\n            this.el.slider.classList.remove(this.params.sliderInitializedClass);\n            this.dispatchEvent('SesoSlider.destroyed');\n        }\n    }\n\n    if (typeof window !== 'undefined') {\n        window.a1ArticleSlider = SesoSlider;\n    }\n\n    window.addEventListener('load', (event) => {\n        // slider article\n        document.querySelectorAll('a1-fragment[name=\"slider-article\"]').forEach(function (fragment) {\n            window.a1ArticleSlider = new SesoSlider(fragment.querySelector('.slider'));\n        });\n    });\n}\n"]}