First separation commit.
Added LICENSE, README.md, CONTRIBUTORS.md
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Erwin de Haan
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179
src/components/navdrawer/navdrawer.js
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179
src/components/navdrawer/navdrawer.js
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define(["browser", "dom", "css!./navdrawer", "scrollStyles"], function(browser, dom) {
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"use strict";
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return function(options) {
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function getTouches(e) {
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return e.changedTouches || e.targetTouches || e.touches
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}
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function onMenuTouchStart(e) {
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options.target.classList.remove("transition");
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var touches = getTouches(e),
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touch = touches[0] || {};
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menuTouchStartX = touch.clientX, menuTouchStartY = touch.clientY, menuTouchStartTime = (new Date).getTime()
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}
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function setVelocity(deltaX) {
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var time = (new Date).getTime() - (menuTouchStartTime || 0);
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velocity = Math.abs(deltaX) / time
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}
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function onMenuTouchMove(e) {
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var isOpen = self.visible,
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touches = getTouches(e),
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touch = touches[0] || {},
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endX = touch.clientX || 0,
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endY = touch.clientY || 0,
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deltaX = endX - (menuTouchStartX || 0),
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deltaY = endY - (menuTouchStartY || 0);
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setVelocity(deltaX), isOpen && 1 !== dragMode && deltaX > 0 && (dragMode = 2), 0 === dragMode && (!isOpen || Math.abs(deltaX) >= 10) && Math.abs(deltaY) < 5 ? (dragMode = 1, scrollContainer.addEventListener("scroll", disableEvent), self.showMask()) : 0 === dragMode && Math.abs(deltaY) >= 5 && (dragMode = 2), 1 === dragMode && (newPos = currentPos + deltaX, self.changeMenuPos())
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}
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function onMenuTouchEnd(e) {
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options.target.classList.add("transition"), scrollContainer.removeEventListener("scroll", disableEvent), dragMode = 0;
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var touches = getTouches(e),
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touch = touches[0] || {},
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endX = touch.clientX || 0,
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endY = touch.clientY || 0,
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deltaX = endX - (menuTouchStartX || 0),
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deltaY = endY - (menuTouchStartY || 0);
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currentPos = deltaX, self.checkMenuState(deltaX, deltaY)
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}
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function onEdgeTouchStart(e) {
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if (isPeeking) onMenuTouchMove(e);
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else {
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((getTouches(e)[0] || {}).clientX || 0) <= options.handleSize && (isPeeking = !0, "touchstart" === e.type && (dom.removeEventListener(edgeContainer, "touchmove", onEdgeTouchMove, {}), dom.addEventListener(edgeContainer, "touchmove", onEdgeTouchMove, {})), onMenuTouchStart(e))
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}
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}
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function onEdgeTouchMove(e) {
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onEdgeTouchStart(e), e.preventDefault(), e.stopPropagation()
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}
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function onEdgeTouchEnd(e) {
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isPeeking && (isPeeking = !1, dom.removeEventListener(edgeContainer, "touchmove", onEdgeTouchMove, {}), onMenuTouchEnd(e))
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}
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function disableEvent(e) {
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e.preventDefault(), e.stopPropagation()
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}
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function onBackgroundTouchStart(e) {
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var touches = getTouches(e),
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touch = touches[0] || {};
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backgroundTouchStartX = touch.clientX, backgroundTouchStartTime = (new Date).getTime()
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}
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function onBackgroundTouchMove(e) {
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var touches = getTouches(e),
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touch = touches[0] || {},
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endX = touch.clientX || 0;
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if (endX <= options.width && self.isVisible) {
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countStart++;
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var deltaX = endX - (backgroundTouchStartX || 0);
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if (1 === countStart && (startPoint = deltaX), deltaX < 0 && 2 !== dragMode) {
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dragMode = 1, newPos = deltaX - startPoint + options.width, self.changeMenuPos();
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var time = (new Date).getTime() - (backgroundTouchStartTime || 0);
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velocity = Math.abs(deltaX) / time
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}
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}
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e.preventDefault(), e.stopPropagation()
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}
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function onBackgroundTouchEnd(e) {
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var touches = getTouches(e),
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touch = touches[0] || {},
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endX = touch.clientX || 0,
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deltaX = endX - (backgroundTouchStartX || 0);
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self.checkMenuState(deltaX), countStart = 0
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}
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function onMaskTransitionEnd() {
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var classList = mask.classList;
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classList.contains("backdrop") || classList.add("hide")
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}
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var self, defaults, mask, newPos = 0,
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currentPos = 0,
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startPoint = 0,
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countStart = 0,
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velocity = 0;
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options.target.classList.add("transition");
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var dragMode = 0,
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scrollContainer = options.target.querySelector(".mainDrawer-scrollContainer");
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scrollContainer.classList.add("scrollY");
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var TouchMenuLA = function() {
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self = this, defaults = {
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width: 260,
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handleSize: 10,
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disableMask: !1,
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maxMaskOpacity: .5
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}, this.isVisible = !1, this.initialize()
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};
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TouchMenuLA.prototype.initElements = function() {
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options.target.classList.add("touch-menu-la"), options.target.style.width = options.width + "px", options.target.style.left = -options.width + "px", options.disableMask || (mask = document.createElement("div"), mask.className = "tmla-mask hide", document.body.appendChild(mask), dom.addEventListener(mask, dom.whichTransitionEvent(), onMaskTransitionEnd, {
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passive: !0
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}))
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};
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var menuTouchStartX, menuTouchStartY, menuTouchStartTime, edgeContainer = document.querySelector(".mainDrawerHandle"),
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isPeeking = !1;
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TouchMenuLA.prototype.animateToPosition = function(pos) {
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requestAnimationFrame(function() {
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options.target.style.transform = pos ? "translateX(" + pos + "px)" : "none"
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})
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}, TouchMenuLA.prototype.changeMenuPos = function() {
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newPos <= options.width && this.animateToPosition(newPos)
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}, TouchMenuLA.prototype.clickMaskClose = function() {
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mask.addEventListener("click", function() {
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self.close()
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})
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}, TouchMenuLA.prototype.checkMenuState = function(deltaX, deltaY) {
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velocity >= .4 ? deltaX >= 0 || Math.abs(deltaY || 0) >= 70 ? self.open() : self.close() : newPos >= 100 ? self.open() : newPos && self.close()
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}, TouchMenuLA.prototype.open = function() {
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this.animateToPosition(options.width), currentPos = options.width, this.isVisible = !0, options.target.classList.add("drawer-open"), self.showMask(), self.invoke(options.onChange)
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}, TouchMenuLA.prototype.close = function() {
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this.animateToPosition(0), currentPos = 0, self.isVisible = !1, options.target.classList.remove("drawer-open"), self.hideMask(), self.invoke(options.onChange)
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}, TouchMenuLA.prototype.toggle = function() {
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self.isVisible ? self.close() : self.open()
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};
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var backgroundTouchStartX, backgroundTouchStartTime;
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TouchMenuLA.prototype.showMask = function() {
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mask.classList.remove("hide"), mask.offsetWidth, mask.classList.add("backdrop")
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}, TouchMenuLA.prototype.hideMask = function() {
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mask.classList.remove("backdrop")
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}, TouchMenuLA.prototype.invoke = function(fn) {
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fn && fn.apply(self)
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};
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var _edgeSwipeEnabled;
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return TouchMenuLA.prototype.setEdgeSwipeEnabled = function(enabled) {
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options.disableEdgeSwipe || browser.touch && (enabled ? _edgeSwipeEnabled || (_edgeSwipeEnabled = !0, dom.addEventListener(edgeContainer, "touchstart", onEdgeTouchStart, {
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passive: !0
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}), dom.addEventListener(edgeContainer, "touchend", onEdgeTouchEnd, {
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passive: !0
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}), dom.addEventListener(edgeContainer, "touchcancel", onEdgeTouchEnd, {
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passive: !0
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})) : _edgeSwipeEnabled && (_edgeSwipeEnabled = !1, dom.removeEventListener(edgeContainer, "touchstart", onEdgeTouchStart, {
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passive: !0
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}), dom.removeEventListener(edgeContainer, "touchend", onEdgeTouchEnd, {
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passive: !0
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}), dom.removeEventListener(edgeContainer, "touchcancel", onEdgeTouchEnd, {
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passive: !0
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})))
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}, TouchMenuLA.prototype.initialize = function() {
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options = Object.assign(defaults, options || {}), browser.edge && (options.disableEdgeSwipe = !0), self.initElements(), browser.touch && (dom.addEventListener(options.target, "touchstart", onMenuTouchStart, {
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passive: !0
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}), dom.addEventListener(options.target, "touchmove", onMenuTouchMove, {
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passive: !0
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}), dom.addEventListener(options.target, "touchend", onMenuTouchEnd, {
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passive: !0
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}), dom.addEventListener(options.target, "touchcancel", onMenuTouchEnd, {
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passive: !0
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}), dom.addEventListener(mask, "touchstart", onBackgroundTouchStart, {
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passive: !0
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}), dom.addEventListener(mask, "touchmove", onBackgroundTouchMove, {}), dom.addEventListener(mask, "touchend", onBackgroundTouchEnd, {
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passive: !0
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}), dom.addEventListener(mask, "touchcancel", onBackgroundTouchEnd, {
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passive: !0
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})), self.clickMaskClose()
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}, new TouchMenuLA
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}
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});
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