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"use strict"; |
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|
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(() => { |
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const clamp = (value, min, max) => Math.min(Math.max(value, min), max); |
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|
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const parseJSON = (value, fallback) => { |
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try { |
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return JSON.parse(value); |
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} catch (e) { |
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return fallback; |
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} |
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}; |
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|
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class KingAddonsProduct360Viewer { |
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constructor(root) { |
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this.root = root; |
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this.canvas = root.querySelector(".king-addons-product-360-viewer__canvas"); |
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this.image = root.querySelector(".king-addons-product-360-viewer__frame"); |
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this.loader = root.querySelector(".king-addons-product-360-viewer__loader"); |
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this.progress = root.querySelector(".king-addons-product-360-viewer__progress"); |
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this.progressValue = root.querySelector(".king-addons-product-360-viewer__progress-value"); |
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this.zoomButton = root.querySelector(".king-addons-product-360-viewer__zoom"); |
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this.hotspotsLayer = root.querySelector(".king-addons-product-360-viewer__hotspots"); |
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|
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this.frames = parseJSON(root.dataset.frames || "[]", []); |
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this.hotspots = parseJSON(root.dataset.hotspots || "[]", []); |
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|
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this.settings = { |
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isPro: root.dataset.isPro === "true", |
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autoplay: (root.dataset.autoplay || "no") === "yes", |
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autoplaySpeed: parseInt(root.dataset.autoplaySpeed || "90", 10), |
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autoplayMode: root.dataset.autoplayMode || "loop", |
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dragSensitivity: parseFloat(root.dataset.dragSensitivity || "8"), |
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invertDrag: (root.dataset.invertDrag || "no") === "yes", |
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dragAxis: root.dataset.dragAxis || "horizontal", |
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enableScroll: (root.dataset.enableScroll || "no") === "yes", |
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inertia: parseFloat(root.dataset.inertia || "0"), |
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showProgress: (root.dataset.showProgress || "yes") === "yes", |
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showZoom: (root.dataset.showZoom || "no") === "yes", |
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zoomScale: parseFloat(root.dataset.zoomScale || "1.35"), |
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startFrame: clamp(parseInt(root.dataset.startFrame || "1", 10) - 1, 0, this.frames.length - 1), |
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}; |
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|
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this.state = { |
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currentFrame: this.settings.startFrame, |
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autoplayTimer: null, |
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pointerDown: false, |
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lastPointer: { x: 0, y: 0 }, |
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inertiaFrame: null, |
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inertiaAccumulator: 0, |
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velocity: 0, |
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autoplayWasRunning: false, |
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}; |
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} |
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|
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init() { |
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if (!this.frames.length || !this.canvas || !this.image) { |
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return; |
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} |
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|
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this.setFrame(this.state.currentFrame, false); |
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this.buildHotspots(); |
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this.bindEvents(); |
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this.preloadFrames(); |
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|
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if (this.settings.autoplay) { |
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this.startAutoplay(); |
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} |
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} |
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|
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bindEvents() { |
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this.canvas.addEventListener("pointerdown", (event) => this.handlePointerDown(event)); |
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if (this.settings.enableScroll) { |
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this.canvas.addEventListener( |
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"wheel", |
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(event) => this.handleWheel(event), |
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{ passive: false } |
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); |
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} |
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|
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if (this.zoomButton) { |
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this.zoomButton.addEventListener("click", () => this.toggleZoom()); |
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} |
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} |
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|
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handlePointerDown(event) { |
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event.preventDefault(); |
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this.state.pointerDown = true; |
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this.state.lastPointer = { x: event.clientX, y: event.clientY }; |
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this.state.velocity = 0; |
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this.state.inertiaAccumulator = 0; |
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|
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if (this.settings.autoplay) { |
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this.state.autoplayWasRunning = true; |
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this.stopAutoplay(); |
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} else { |
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this.state.autoplayWasRunning = false; |
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} |
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|
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const moveHandler = (moveEvent) => this.handlePointerMove(moveEvent); |
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const upHandler = (upEvent) => this.handlePointerUp(upEvent, moveHandler, upHandler); |
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|
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document.addEventListener("pointermove", moveHandler); |
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document.addEventListener("pointerup", upHandler); |
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document.addEventListener("pointercancel", upHandler); |
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} |
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|
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handlePointerMove(event) { |
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if (!this.state.pointerDown) { |
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return; |
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} |
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|
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const current = { x: event.clientX, y: event.clientY }; |
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const deltaX = current.x - this.state.lastPointer.x; |
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const deltaY = current.y - this.state.lastPointer.y; |
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|
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let delta = deltaX; |
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if (this.settings.dragAxis === "vertical") { |
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delta = deltaY * -1; |
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} else if (this.settings.dragAxis === "both") { |
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delta = Math.abs(deltaY) > Math.abs(deltaX) ? deltaY * -1 : deltaX; |
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} |
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|
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const sensitivity = Math.max(1, this.settings.dragSensitivity); |
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const steps = Math.trunc(delta / sensitivity); |
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|
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if (steps !== 0) { |
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const direction = this.settings.invertDrag ? -steps : steps; |
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this.rotateBy(direction); |
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this.state.velocity = direction; |
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this.state.lastPointer = current; |
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} |
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} |
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|
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handlePointerUp(event, moveHandler, upHandler) { |
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event.preventDefault(); |
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this.state.pointerDown = false; |
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|
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document.removeEventListener("pointermove", moveHandler); |
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document.removeEventListener("pointerup", upHandler); |
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document.removeEventListener("pointercancel", upHandler); |
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|
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if (this.settings.inertia > 0 && Math.abs(this.state.velocity) > 0) { |
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this.startInertia(this.state.velocity); |
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} |
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|
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if (this.state.autoplayWasRunning) { |
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this.startAutoplay(); |
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} |
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} |
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|
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handleWheel(event) { |
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event.preventDefault(); |
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const direction = event.deltaY > 0 ? 1 : -1; |
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this.rotateBy(direction); |
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} |
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|
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rotateBy(step) { |
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if (!Number.isFinite(step) || this.frames.length === 0) { |
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return; |
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} |
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|
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this.setFrame(this.state.currentFrame + step, true); |
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} |
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|
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setFrame(targetIndex, updateProgress = true) { |
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const length = this.frames.length; |
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const nextIndex = ((targetIndex % length) + length) % length; |
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const nextFrame = this.frames[nextIndex]; |
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|
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if (!nextFrame) { |
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return; |
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} |
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|
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this.state.currentFrame = nextIndex; |
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this.image.src = nextFrame.url; |
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this.image.alt = nextFrame.alt || nextFrame.label || ""; |
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|
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if (updateProgress) { |
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this.updateProgress(); |
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} |
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|
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this.updateHotspots(); |
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} |
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|
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updateProgress() { |
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if (!this.progressValue || !this.settings.showProgress) { |
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return; |
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} |
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const humanIndex = this.state.currentFrame + 1; |
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this.progressValue.textContent = `${humanIndex} / ${this.frames.length}`; |
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} |
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|
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startAutoplay() { |
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this.stopAutoplay(); |
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if (this.frames.length <= 1) { |
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return; |
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} |
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|
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const speed = clamp(this.settings.autoplaySpeed, 10, 2000); |
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let direction = 1; |
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|
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this.state.autoplayTimer = window.setInterval(() => { |
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if (this.settings.autoplayMode === "pingpong") { |
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const nextIndex = this.state.currentFrame + direction; |
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if (nextIndex >= this.frames.length || nextIndex < 0) { |
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direction *= -1; |
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} |
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this.setFrame(this.state.currentFrame + direction); |
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return; |
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} |
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|
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this.setFrame(this.state.currentFrame + 1); |
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}, speed); |
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} |
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|
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stopAutoplay() { |
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if (this.state.autoplayTimer) { |
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window.clearInterval(this.state.autoplayTimer); |
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this.state.autoplayTimer = null; |
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} |
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} |
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|
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startInertia(initialVelocity) { |
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if (this.state.inertiaFrame) { |
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window.cancelAnimationFrame(this.state.inertiaFrame); |
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} |
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|
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const friction = clamp(this.settings.inertia, 0, 1); |
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let velocity = initialVelocity; |
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this.state.inertiaAccumulator = 0; |
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|
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const tick = () => { |
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velocity *= 1 - friction; |
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this.state.inertiaAccumulator += velocity; |
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|
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const step = Math.trunc(this.state.inertiaAccumulator); |
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if (step !== 0) { |
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this.state.inertiaAccumulator -= step; |
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this.rotateBy(step); |
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} |
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|
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if (Math.abs(velocity) > 0.05 || Math.abs(this.state.inertiaAccumulator) > 0.05) { |
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this.state.inertiaFrame = window.requestAnimationFrame(tick); |
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} |
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}; |
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|
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this.state.inertiaFrame = window.requestAnimationFrame(tick); |
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} |
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|
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preloadFrames() { |
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if (!this.loader) { |
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return; |
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} |
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|
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let loaded = 0; |
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const total = this.frames.length; |
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|
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const handleLoaded = () => { |
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loaded += 1; |
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if (loaded >= Math.min(total, 2)) { |
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this.root.classList.remove("king-addons-product-360-viewer--loading"); |
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} |
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}; |
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|
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this.frames.forEach((frame) => { |
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const img = new Image(); |
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img.onload = handleLoaded; |
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img.onerror = handleLoaded; |
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img.src = frame.url; |
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}); |
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} |
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|
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toggleZoom() { |
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if (!this.settings.showZoom) { |
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return; |
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} |
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|
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const isActive = this.root.classList.toggle("king-addons-product-360-viewer--zoomed"); |
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if (this.zoomButton) { |
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this.zoomButton.setAttribute("aria-pressed", isActive ? "true" : "false"); |
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} |
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this.image.style.setProperty("--ka-360-zoom-scale", this.settings.zoomScale || 1.35); |
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} |
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|
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buildHotspots() { |
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if (!this.hotspotsLayer || !this.hotspots.length) { |
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return; |
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} |
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|
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this.hotspotsLayer.querySelectorAll(".king-addons-product-360-viewer__hotspot").forEach((node) => { |
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node.addEventListener("click", (event) => this.handleHotspotClick(event.currentTarget)); |
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}); |
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|
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this.updateHotspots(); |
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} |
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|
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handleHotspotClick(target) { |
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const url = target.dataset.link; |
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if (!url) { |
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return; |
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} |
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|
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const anchor = document.createElement("a"); |
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anchor.href = url; |
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anchor.target = target.dataset.newTab === "true" ? "_blank" : "_self"; |
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|
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const rel = []; |
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if (target.dataset.nofollow === "true") { |
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rel.push("nofollow"); |
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} |
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if (anchor.target === "_blank") { |
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rel.push("noopener", "noreferrer"); |
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} |
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anchor.rel = rel.join(" "); |
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|
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anchor.style.display = "none"; |
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document.body.appendChild(anchor); |
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anchor.click(); |
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anchor.remove(); |
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} |
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|
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updateHotspots() { |
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if (!this.hotspotsLayer) { |
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return; |
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} |
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|
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const activeFrame = this.state.currentFrame + 1; |
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this.hotspotsLayer.querySelectorAll(".king-addons-product-360-viewer__hotspot").forEach((hotspot) => { |
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const frameMatch = Number(hotspot.dataset.frame) === activeFrame; |
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hotspot.classList.toggle("is-active", frameMatch); |
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hotspot.setAttribute("aria-hidden", frameMatch ? "false" : "true"); |
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}); |
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} |
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} |
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|
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const initScope = (scope) => { |
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const roots = scope.querySelectorAll(".king-addons-product-360-viewer"); |
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roots.forEach((root) => { |
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if (root.dataset.ka360Init === "true") { |
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return; |
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} |
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root.dataset.ka360Init = "true"; |
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|
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const instance = new KingAddonsProduct360Viewer(root); |
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instance.init(); |
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}); |
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}; |
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|
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const onDocumentReady = () => initScope(document); |
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|
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if (window.elementorFrontend && window.elementorFrontend.hooks) { |
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window.elementorFrontend.hooks.addAction( |
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"frontend/element_ready/king-addons-product-360-viewer.default", |
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(scope) => { |
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const target = Array.isArray(scope) ? scope[0] : scope; |
| 357 |
if (target) { |
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initScope(target); |
| 359 |
} |
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} |
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); |
| 362 |
} |
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|
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if (document.readyState === "complete" || document.readyState === "interactive") { |
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onDocumentReady(); |
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} else { |
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document.addEventListener("DOMContentLoaded", onDocumentReady); |
| 368 |
} |
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})(); |
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|
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|
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|
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|
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|
