jquery-swipe.js

(function (e) { var o = "left", n = "right", d = "up", v = "down", c = "in", w = "out", l = "none", r = "auto", k = "swipe", s = "pinch", x = "tap", i = "doubletap", b = "longtap", A = "horizontal", t = "vertical", h = "all", q = 10, f = "start", j = "move", g = "end", p = "cancel", a = "ontouchstart" in window, y = "TouchSwipe"; var m = { fingers: 1, threshold: 75, cancelThreshold: null, pinchThreshold: 20, maxTimeThreshold: null, fingerReleaseThreshold: 250, longTapThreshold: 500, doubleTapThreshold: 200, swipe: null, swipeLeft: null, swipeRight: null, swipeUp: null, swipeDown: null, swipeStatus: null, pinchIn: null, pinchOut: null, pinchStatus: null, click: null, tap: null, doubleTap: null, longTap: null, triggerOnTouchEnd: true, triggerOnTouchLeave: false, allowPageScroll: "auto", fallbackToMouseEvents: true, excludedElements: "button, input, select, textarea, a, .noSwipe" }; e.fn.swipe = function (D) { var C = e(this), B = C.data(y); if (B && typeof D === "string") { if (B[D]) { return B[D].apply(this, Array.prototype.slice.call(arguments, 1)) } else { e.error("Method " + D + " does not exist on jQuery.swipe") } } else { if (!B && (typeof D === "object" || !D)) { return u.apply(this, arguments) } } return C }; e.fn.swipe.defaults = m; e.fn.swipe.phases = { PHASE_START: f, PHASE_MOVE: j, PHASE_END: g, PHASE_CANCEL: p }; e.fn.swipe.directions = { LEFT: o, RIGHT: n, UP: d, DOWN: v, IN: c, OUT: w }; e.fn.swipe.pageScroll = { NONE: l, HORIZONTAL: A, VERTICAL: t, AUTO: r }; e.fn.swipe.fingers = { ONE: 1, TWO: 2, THREE: 3, ALL: h }; function u(B) { if (B && (B.allowPageScroll === undefined && (B.swipe !== undefined || B.swipeStatus !== undefined))) { B.allowPageScroll = l } if (B.click !== undefined && B.tap === undefined) { B.tap = B.click } if (!B) { B = {} } B = e.extend({}, e.fn.swipe.defaults, B); return this.each(function () { var D = e(this); var C = D.data(y); if (!C) { C = new z(this, B); D.data(y, C) } }) } function z(a0, aq) { var av = (a || !aq.fallbackToMouseEvents), G = av ? "touchstart" : "mousedown", au = av ? "touchmove" : "mousemove", R = av ? "touchend" : "mouseup", P = av ? null : "mouseleave", az = "touchcancel"; var ac = 0, aL = null, Y = 0, aX = 0, aV = 0, D = 1, am = 0, aF = 0, J = null; var aN = e(a0); var W = "start"; var T = 0; var aM = null; var Q = 0, aY = 0, a1 = 0, aa = 0, K = 0; var aS = null; try { aN.bind(G, aJ); aN.bind(az, a5) } catch (ag) { e.error("events not supported " + G + "," + az + " on jQuery.swipe") } this.enable = function () { aN.bind(G, aJ); aN.bind(az, a5); return aN }; this.disable = function () { aG(); return aN }; this.destroy = function () { aG(); aN.data(y, null); return aN }; this.option = function (a8, a7) { if (aq[a8] !== undefined) { if (a7 === undefined) { return aq[a8] } else { aq[a8] = a7 } } else { e.error("Option " + a8 + " does not exist on jQuery.swipe.options") } }; function aJ(a9) { if (ax()) { return } if (e(a9.target).closest(aq.excludedElements, aN).length > 0) { return } var ba = a9.originalEvent ? a9.originalEvent : a9; var a8, a7 = a ? ba.touches[0] : ba; W = f; if (a) { T = ba.touches.length } else { a9.preventDefault() } ac = 0; aL = null; aF = null; Y = 0; aX = 0; aV = 0; D = 1; am = 0; aM = af(); J = X(); O(); if (!a || (T === aq.fingers || aq.fingers === h) || aT()) { ae(0, a7); Q = ao(); if (T == 2) { ae(1, ba.touches[1]); aX = aV = ap(aM[0].start, aM[1].start) } if (aq.swipeStatus || aq.pinchStatus) { a8 = L(ba, W) } } else { a8 = false } if (a8 === false) { W = p; L(ba, W); return a8 } else { ak(true) } } function aZ(ba) { var bd = ba.originalEvent ? ba.originalEvent : ba; if (W === g || W === p || ai()) { return } var a9, a8 = a ? bd.touches[0] : bd; var bb = aD(a8); aY = ao(); if (a) { T = bd.touches.length } W = j; if (T == 2) { if (aX == 0) { ae(1, bd.touches[1]); aX = aV = ap(aM[0].start, aM[1].start) } else { aD(bd.touches[1]); aV = ap(aM[0].end, aM[1].end); aF = an(aM[0].end, aM[1].end) } D = a3(aX, aV); am = Math.abs(aX - aV) } if ((T === aq.fingers || aq.fingers === h) || !a || aT()) { aL = aH(bb.start, bb.end); ah(ba, aL); ac = aO(bb.start, bb.end); Y = aI(); aE(aL, ac); if (aq.swipeStatus || aq.pinchStatus) { a9 = L(bd, W) } if (!aq.triggerOnTouchEnd || aq.triggerOnTouchLeave) { var a7 = true; if (aq.triggerOnTouchLeave) { var bc = aU(this); a7 = B(bb.end, bc) } if (!aq.triggerOnTouchEnd && a7) { W = ay(j) } else { if (aq.triggerOnTouchLeave && !a7) { W = ay(g) } } if (W == p || W == g) { L(bd, W) } } } else { W = p; L(bd, W) } if (a9 === false) { W = p; L(bd, W) } } function I(a7) { var a8 = a7.originalEvent; if (a) { if (a8.touches.length > 0) { C(); return true } } if (ai()) { T = aa } a7.preventDefault(); aY = ao(); Y = aI(); if (a6()) { W = p; L(a8, W) } else { if (aq.triggerOnTouchEnd || (aq.triggerOnTouchEnd == false && W === j)) { W = g; L(a8, W) } else { if (!aq.triggerOnTouchEnd && a2()) { W = g; aB(a8, W, x) } else { if (W === j) { W = p; L(a8, W) } } } } ak(false) } function a5() { T = 0; aY = 0; Q = 0; aX = 0; aV = 0; D = 1; O(); ak(false) } function H(a7) { var a8 = a7.originalEvent; if (aq.triggerOnTouchLeave) { W = ay(g); L(a8, W) } } function aG() { aN.unbind(G, aJ); aN.unbind(az, a5); aN.unbind(au, aZ); aN.unbind(R, I); if (P) { aN.unbind(P, H) } ak(false) } function ay(bb) { var ba = bb; var a9 = aw(); var a8 = aj(); var a7 = a6(); if (!a9 || a7) { ba = p } else { if (a8 && bb == j && (!aq.triggerOnTouchEnd || aq.triggerOnTouchLeave)) { ba = g } else { if (!a8 && bb == g && aq.triggerOnTouchLeave) { ba = p } } } return ba } function L(a9, a7) { var a8 = undefined; if (F() || S()) { a8 = aB(a9, a7, k) } else { if ((M() || aT()) && a8 !== false) { a8 = aB(a9, a7, s) } } if (aC() && a8 !== false) { a8 = aB(a9, a7, i) } else { if (al() && a8 !== false) { a8 = aB(a9, a7, b) } else { if (ad() && a8 !== false) { a8 = aB(a9, a7, x) } } } if (a7 === p) { a5(a9) } if (a7 === g) { if (a) { if (a9.touches.length == 0) { a5(a9) } } else { a5(a9) } } return a8 } function aB(ba, a7, a9) { var a8 = undefined; if (a9 == k) { aN.trigger("swipeStatus", [a7, aL || null, ac || 0, Y || 0, T]); if (aq.swipeStatus) { a8 = aq.swipeStatus.call(aN, ba, a7, aL || null, ac || 0, Y || 0, T); if (a8 === false) { return false } } if (a7 == g && aR()) { aN.trigger("swipe", [aL, ac, Y, T]); if (aq.swipe) { a8 = aq.swipe.call(aN, ba, aL, ac, Y, T); if (a8 === false) { return false } } switch (aL) { case o: aN.trigger("swipeLeft", [aL, ac, Y, T]); if (aq.swipeLeft) { a8 = aq.swipeLeft.call(aN, ba, aL, ac, Y, T) } break; case n: aN.trigger("swipeRight", [aL, ac, Y, T]); if (aq.swipeRight) { a8 = aq.swipeRight.call(aN, ba, aL, ac, Y, T) } break; case d: aN.trigger("swipeUp", [aL, ac, Y, T]); if (aq.swipeUp) { a8 = aq.swipeUp.call(aN, ba, aL, ac, Y, T) } break; case v: aN.trigger("swipeDown", [aL, ac, Y, T]); if (aq.swipeDown) { a8 = aq.swipeDown.call(aN, ba, aL, ac, Y, T) } break } } } if (a9 == s) { aN.trigger("pinchStatus", [a7, aF || null, am || 0, Y || 0, T, D]); if (aq.pinchStatus) { a8 = aq.pinchStatus.call(aN, ba, a7, aF || null, am || 0, Y || 0, T, D); if (a8 === false) { return false } } if (a7 == g && a4()) { switch (aF) { case c: aN.trigger("pinchIn", [aF || null, am || 0, Y || 0, T, D]); if (aq.pinchIn) { a8 = aq.pinchIn.call(aN, ba, aF || null, am || 0, Y || 0, T, D) } break; case w: aN.trigger("pinchOut", [aF || null, am || 0, Y || 0, T, D]); if (aq.pinchOut) { a8 = aq.pinchOut.call(aN, ba, aF || null, am || 0, Y || 0, T, D) } break } } } if (a9 == x) { if (a7 === p || a7 === g) { clearTimeout(aS); if (V() && !E()) { K = ao(); aS = setTimeout(e.proxy(function () { K = null; aN.trigger("tap", [ba.target]); if (aq.tap) { a8 = aq.tap.call(aN, ba, ba.target) } }, this), aq.doubleTapThreshold) } else { K = null; aN.trigger("tap", [ba.target]); if (aq.tap) { a8 = aq.tap.call(aN, ba, ba.target) } } } } else { if (a9 == i) { if (a7 === p || a7 === g) { clearTimeout(aS); K = null; aN.trigger("doubletap", [ba.target]); if (aq.doubleTap) { a8 = aq.doubleTap.call(aN, ba, ba.target) } } } else { if (a9 == b) { if (a7 === p || a7 === g) { clearTimeout(aS); K = null; aN.trigger("longtap", [ba.target]); if (aq.longTap) { a8 = aq.longTap.call(aN, ba, ba.target) } } } } } return a8 } function aj() { var a7 = true; if (aq.threshold !== null) { a7 = ac >= aq.threshold } return a7 } function a6() { var a7 = false; if (aq.cancelThreshold !== null && aL !== null) { a7 = (aP(aL) - ac) >= aq.cancelThreshold } return a7 } function ab() { if (aq.pinchThreshold !== null) { return am >= aq.pinchThreshold } return true } function aw() { var a7; if (aq.maxTimeThreshold) { if (Y >= aq.maxTimeThreshold) { a7 = false } else { a7 = true } } else { a7 = true } return a7 } function ah(a7, a8) { if (aq.allowPageScroll === l || aT()) { a7.preventDefault() } else { var a9 = aq.allowPageScroll === r; switch (a8) { case o: if ((aq.swipeLeft && a9) || (!a9 && aq.allowPageScroll != A)) { a7.preventDefault() } break; case n: if ((aq.swipeRight && a9) || (!a9 && aq.allowPageScroll != A)) { a7.preventDefault() } break; case d: if ((aq.swipeUp && a9) || (!a9 && aq.allowPageScroll != t)) { a7.preventDefault() } break; case v: if ((aq.swipeDown && a9) || (!a9 && aq.allowPageScroll != t)) { a7.preventDefault() } break } } } function a4() { var a8 = aK(); var a7 = U(); var a9 = ab(); return a8 && a7 && a9 } function aT() { return !!(aq.pinchStatus || aq.pinchIn || aq.pinchOut) } function M() { return !!(a4() && aT()) } function aR() { var ba = aw(); var bc = aj(); var a9 = aK(); var a7 = U(); var a8 = a6(); var bb = !a8 && a7 && a9 && bc && ba; return bb } function S() { return !!(aq.swipe || aq.swipeStatus || aq.swipeLeft || aq.swipeRight || aq.swipeUp || aq.swipeDown) } function F() { return !!(aR() && S()) } function aK() { return ((T === aq.fingers || aq.fingers === h) || !a) } function U() { return aM[0].end.x !== 0 } function a2() { return !!(aq.tap) } function V() { return !!(aq.doubleTap) } function aQ() { return !!(aq.longTap) } function N() { if (K == null) { return false } var a7 = ao(); return (V() && ((a7 - K) <= aq.doubleTapThreshold)) } function E() { return N() } function at() { return ((T === 1 || !a) && (isNaN(ac) || ac === 0)) } function aW() { return ((Y > aq.longTapThreshold) && (ac < q)) } function ad() { return !!(at() && a2()) } function aC() { return !!(N() && V()) } function al() { return !!(aW() && aQ()) } function C() { a1 = ao(); aa = event.touches.length + 1 } function O() { a1 = 0; aa = 0 } function ai() { var a7 = false; if (a1) { var a8 = ao() - a1; if (a8 <= aq.fingerReleaseThreshold) { a7 = true } } return a7 } function ax() { return !!(aN.data(y + "_intouch") === true) } function ak(a7) { if (a7 === true) { aN.bind(au, aZ); aN.bind(R, I); if (P) { aN.bind(P, H) } } else { aN.unbind(au, aZ, false); aN.unbind(R, I, false); if (P) { aN.unbind(P, H, false) } } aN.data(y + "_intouch", a7 === true) } function ae(a8, a7) { var a9 = a7.identifier !== undefined ? a7.identifier : 0; aM[a8].identifier = a9; aM[a8].start.x = aM[a8].end.x = a7.pageX || a7.clientX; aM[a8].start.y = aM[a8].end.y = a7.pageY || a7.clientY; return aM[a8] } function aD(a7) { var a9 = a7.identifier !== undefined ? a7.identifier : 0; var a8 = Z(a9); a8.end.x = a7.pageX || a7.clientX; a8.end.y = a7.pageY || a7.clientY; return a8 } function Z(a8) { for (var a7 = 0; a7 < aM.length; a7++) { if (aM[a7].identifier == a8) { return aM[a7] } } } function af() { var a7 = []; for (var a8 = 0; a8 <= 5; a8++) { a7.push({ start: { x: 0, y: 0 }, end: { x: 0, y: 0 }, identifier: 0 }) } return a7 } function aE(a7, a8) { a8 = Math.max(a8, aP(a7)); J[a7].distance = a8 } function aP(a7) { return J[a7].distance } function X() { var a7 = {}; a7[o] = ar(o); a7[n] = ar(n); a7[d] = ar(d); a7[v] = ar(v); return a7 } function ar(a7) { return { direction: a7, distance: 0 } } function aI() { return aY - Q } function ap(ba, a9) { var a8 = Math.abs(ba.x - a9.x); var a7 = Math.abs(ba.y - a9.y); return Math.round(Math.sqrt(a8 * a8 + a7 * a7)) } function a3(a7, a8) { var a9 = (a8 / a7) * 1; return a9.toFixed(2) } function an() { if (D < 1) { return w } else { return c } } function aO(a8, a7) { return Math.round(Math.sqrt(Math.pow(a7.x - a8.x, 2) + Math.pow(a7.y - a8.y, 2))) } function aA(ba, a8) { var a7 = ba.x - a8.x; var bc = a8.y - ba.y; var a9 = Math.atan2(bc, a7); var bb = Math.round(a9 * 180 / Math.PI); if (bb < 0) { bb = 360 - Math.abs(bb) } return bb } function aH(a8, a7) { var a9 = aA(a8, a7); if ((a9 <= 45) && (a9 >= 0)) { return o } else { if ((a9 <= 360) && (a9 >= 315)) { return o } else { if ((a9 >= 135) && (a9 <= 225)) { return n } else { if ((a9 > 45) && (a9 < 135)) { return v } else { return d } } } } } function ao() { var a7 = new Date(); return a7.getTime() } function aU(a7) { a7 = e(a7); var a9 = a7.offset(); var a8 = { left: a9.left, right: a9.left + a7.outerWidth(), top: a9.top, bottom: a9.top + a7.outerHeight() }; return a8 } function B(a7, a8) { return (a7.x > a8.left && a7.x < a8.right && a7.y > a8.top && a7.y < a8.bottom) } } })(jQuery);