/* turn.js 4.1.0 | Copyright (c) 2012 Emmanuel Garcia | turnjs.com | turnjs.com/license.txt */
(function (f) {
function r(a, b) {
return a[0] == b[0] ? !1 : a.attr("page") ? !0 : a.parent()[0] ? r(a.parent(), b) : !1
}
function u(a) {
function b(a) {
this.name = "TurnJsError";
this.message = a
}
b.prototype = Error();
b.prototype.constructor = b;
return new b(a)
}
function t(a, b, d) {
return q && d ? " translate3d(" + a + "px," + b + "px, 0px) " : " translate(" + a + "px, " + b + "px) "
}
function v(a, b) {
return q && b ? " scale3d(" + a + ", " + a + ", 1) " : " scale(" + a + ") "
}
function h(a, b) {
return {
x: a,
y: b
}
}
function m(a, b) {
return function () {
return a.apply(b, arguments)
}
}
var q,
w = {
max: 2,
flipbook: null,
easeFunction: "ease-in-out",
duration: 500,
when: {}
},
j = {
init: function (a) {
var b = this,
d = this.data(),
a = f.extend({}, w, a);
if (!a.flipbook || !a.flipbook.turn("is")) throw u("options.flipbook is required");
q = "WebKitCSSMatrix" in window || "MozPerspective" in document.body.style;
if ("function" != typeof a.max) {
var e = a.max;
a.max = function () {
return e
}
}
d.zoom = {
opts: a,
axis: h(0, 0),
scrollPos: h(0, 0),
eventQueue: [],
mouseupEvent: function () {
return j._eMouseUp.apply(b, arguments)
},
eventTouchStart: m(j._eTouchStart,
b),
eventTouchMove: m(j._eTouchMove, b),
eventTouchEnd: m(j._eTouchEnd, b),
flipbookEvents: {
zooming: m(j._eZoom, b),
pressed: m(j._ePressed, b),
released: m(j._eReleased, b),
start: m(j._eStart, b),
turning: m(j._eTurning, b),
turned: m(j._eTurned, b),
destroying: m(j._eDestroying, b)
}
};
for (var c in a.when) Object.prototype.hasOwnProperty.call(a.when, c) && this.bind("zoom." + c, a.when[c]);
for (c in d.zoom.flipbookEvents) Object.prototype.hasOwnProperty.call(d.zoom.flipbookEvents, c) && a.flipbook.bind(c, d.zoom.flipbookEvents[c]);
this.css({
position: "relative",
overflow: "hidden"
});
f.isTouch ? (a.flipbook.bind("touchstart", d.zoom.eventTouchStart).bind("touchmove", d.zoom.eventTouchMove).bind("touchend", d.zoom.eventTouchEnd), this.bind("touchstart", j._tap)) : this.mousedown(j._mousedown).click(j._tap)
},
_tap: function (a) {
var b = f(this),
d = b.data().zoom;
!d.draggingCorner && !d.dragging && r(f(a.target), b) && (j._addEvent.call(b, "tap", a), (a = j._eventSeq.call(b)) && b.trigger(a))
},
_addEvent: function (a, b) {
var d = this.data().zoom,
e = (new Date).getTime();
d.eventQueue.push({
name: a,
timestamp: e,
event: b
});
10 < d.eventQueue.length && d.eventQueue.splice(0, 1)
},
_eventSeq: function () {
var a = this.data().zoom.eventQueue,
b = a.length - 1;
if (0 < b && "tap" == a[b].name && "tap" == a[b - 1].name && a[b].event.pageX == a[b - 1].event.pageX && a[b].event.pageY == a[b - 1].event.pageY && 200 > a[b].timestamp - a[b - 1].timestamp && 50 < a[b].timestamp - a[b - 1].timestamp) return f.extend(a[b].event, {
type: "zoom.doubleTap"
});
if ("tap" == a[b].name) return f.extend(a[b].event, {
type: "zoom.tap"
})
},
_prepareZoom: function () {
var a, b = 0,
d = this.data().zoom,
e = 1 / this.zoom("value");
a = d.opts.flipbook;
var c = a.turn("direction"),
j = a.data(),
l = a.offset(),
i = this.offset(),
g = {
height: a.height()
},
k = a.turn("view");
"double" == a.turn("display") && a.data().opts.autoCenter ? k[0] ? k[1] ? (g.width = a.width(), a = h(l.left - i.left, l.top - i.top)) : (g.width = a.width() / 2, b = "ltr" == c ? 0 : g.width, a = h("ltr" == c ? l.left - i.left : l.left - i.left + g.width, l.top - i.top)) : (g.width = a.width() / 2, b = "ltr" == c ? g.width : 0, a = h("ltr" == c ? l.left - i.left + g.width : l.left - i.left, l.top - i.top)) : (g.width = a.width(), a = h(l.left - i.left, l.top - i.top));
d.zoomer ||
(d.zoomer = f("", {
"class": "zoomer",
css: {
overflow: "hidden",
position: "absolute",
zIndex: "1000000"
}
}).mousedown(function () {
return !1
}).appendTo(this));
d.zoomer.css({
top: a.y,
left: a.x,
width: g.width,
height: g.height
});
c = k.join(",");
if (c != d.zoomerView) {
d.zoomerView = c;
d.zoomer.find("*").remove();
for (c = 0; c < k.length; c++)
if (k[c]) {
var i = j.pageObjs[k[c]].offset(),
m = f(j.pageObjs[k[c]]);
m.clone().transform("").css({
width: m.width() * e,
height: m.height() * e,
position: "absolute",
display: "",
top: (i.top - l.top) * e,
left: (i.left -
l.left - b) * e
}).appendTo(d.zoomer)
}
}
return {
pos: a,
size: g
}
},
value: function () {
return this.data().zoom.opts.flipbook.turn("zoom")
},
zoomIn: function (a) {
var b = this,
d = this.data().zoom,
e = d.opts.flipbook,
c = d.opts.max();
e.offset();
var s = this.offset();
if (d.zoomIn) return this;
e.turn("stop");
var l = f.Event("zoom.change");
this.trigger(l, [c]);
if (l.isDefaultPrevented()) return this;
var i = j._prepareZoom.call(this),
g = i.pos,
k = h(i.size.width / 2, i.size.height / 2),
l = f.cssPrefix(),
m = f.cssTransitionEnd(),
q = e.data().opts.autoCenter;
d.scale = c;
e.data().noCenter = !0;
a = "undefined" != typeof a ? "x" in a && "y" in a ? h(a.x - g.x, a.y - g.y) : f.isTouch ? h(a.originalEvent.touches[0].pageX - g.x - s.left, a.originalEvent.touches[0].pageY - g.y - s.top) : h(a.pageX - g.x - s.left, a.pageY - g.y - s.top) : h(k.x, k.y);
if (0 > a.x || 0 > a.y || a.x > i.width || a.y > i.height) a.x = k.x, a.y = k.y;
var n = h((a.x - k.x) * c + k.x, (a.y - k.y) * c + k.y),
a = h(i.size.width * c > this.width() ? a.x - n.x : 0, i.size.height * c > this.height() ? a.y - n.y : 0),
n = h(Math.abs(i.size.width * c - this.width()), Math.abs(i.size.height * c - this.height())),
i = h(Math.min(0, i.size.width * c - this.width()), Math.min(0, i.size.height * c - this.height())),
p = h(k.x * c - k.x - g.x - a.x, k.y * c - k.y - g.y - a.y);
p.y > n.y ? a.y = p.y - n.y + a.y : p.y < i.y && (a.y = p.y - i.y + a.y);
p.x > n.x ? a.x = p.x - n.x + a.x : p.x < i.x && (a.x = p.x - i.x + a.x);
p = h(k.x * c - k.x - g.x - a.x, k.y * c - k.y - g.y - a.y);
g = {};
g[l + "transition"] = l + "transform " + d.opts.easeFunction + " " + d.opts.duration + "ms";
var r = function () {
b.trigger("zoom.zoomIn");
d.zoomIn = !0;
d.flipPosition = h(e.css("left"), e.css("top"));
e.turn("zoom", c).css({
position: "absolute",
margin: "",
top: 0,
left: 0
});
var a = e.offset();
d.axis = h(a.left - s.left, a.top - s.top);
if (q && "double" == e.turn("display") && ("ltr" == e.turn("direction") && !e.turn("view")[0] || "rtl" == e.turn("direction") && !e.turn("view")[1])) d.axis.x += e.width() / 2;
b.zoom("scroll", p);
b.bind(f.mouseEvents.down, j._eMouseDown);
b.bind(f.mouseEvents.move, j._eMouseMove);
f(document).bind(f.mouseEvents.up, d.mouseupEvent);
b.bind("mousewheel", j._eMouseWheel);
setTimeout(function () {
d.zoomer.hide();
d.zoomer.remove();
d.zoomer = null;
d.zoomerView = null
}, 50)
};
d.zoomer.css(g).show();
m ? d.zoomer.bind(m, function () {
f(this).unbind(m);
r()
}) : setTimeout(r, d.opts.duration);
d.zoomer.transform(t(a.x, a.y, !0) + v(c, !0));
return this
},
zoomOut: function (a) {
var b, d = this,
e = this.data().zoom,
c = e.opts.flipbook,
m = 1 / e.scale,
l = f.cssPrefix(),
i = f.cssTransitionEnd();
b = this.offset();
a = "undefined" != typeof a ? a : e.opts.duration;
if (e.zoomIn) {
var g = f.Event("zoom.change");
this.trigger(g, [1]);
if (g.isDefaultPrevented()) return this;
e.zoomIn = !1;
e.scale = 1;
c.data().noCenter = !1;
d.unbind(f.mouseEvents.down,
j._eMouseDown);
d.unbind(f.mouseEvents.move, j._eMouseMove);
f(document).unbind(f.mouseEvents.up, e.mouseupEvent);
d.unbind("mousewheel", j._eMouseWheel);
g = {};
g[l + "transition"] = l + "transform " + e.opts.easeFunction + " " + a + "ms";
c.css(g);
var k = f("", {
css: {
position: "relative",
top: e.flipPosition.y,
left: e.flipPosition.x,
width: c.width() * m,
height: c.height() * m,
background: "blue"
}
}).appendTo(c.parent()),
g = h(k.offset().left - b.left, k.offset().top - b.top);
k.remove();
var q = c.data().opts.autoCenter;
q && "double" == c.turn("display") &&
(c.turn("view")[0] ? c.turn("view")[1] || (g.x = "ltr" == c.turn("direction") ? g.x + k.width() / 4 : g.x - k.width() / 4) : g.x = "ltr" == c.turn("direction") ? g.x - k.width() / 4 : g.x + k.width() / 4);
var r = f.findPos(c[0]);
b = h(-c.width() / 2 - r.left + k.width() / 2 + g.x + b.left, -c.height() / 2 - r.top + k.height() / 2 + g.y + b.top);
var n = function () {
c[0].style.removeProperty ? (c[0].style.removeProperty(l + "transition"), c.transform(c.turn("options").acceleration ? t(0, 0, !0) : "").turn("zoom", 1), c[0].style.removeProperty("margin"), c.css({
position: "relative",
top: e.flipPosition.y,
left: e.flipPosition.x
})) : c.transform("none").turn("zoom", 1).css({
margin: "",
top: e.flipPosition.y,
left: e.flipPosition.x,
position: "relative"
});
q && c.turn("center");
d.trigger("zoom.zoomOut")
};
0 === a ? n() : (i ? c.bind(i, function () {
f(this).unbind(i);
n()
}) : setTimeout(n, a), c.transform(t(b.x, b.y, !0) + v(m, !0)));
return this
}
},
flipbookWidth: function () {
var a = this.data().zoom.opts.flipbook,
b = a.turn("view");
return "double" == a.turn("display") && (!b[0] || !b[1]) ? a.width() / 2 : a.width()
},
scroll: function (a,
b, d) {
var e = this.data().zoom,
c = e.opts.flipbook,
j = this.zoom("flipbookWidth"),
l = f.cssPrefix();
if (q) {
var i = {};
i[l + "transition"] = d ? l + "transform 200ms" : "none";
c.css(i);
c.transform(t(-e.axis.x - a.x, -e.axis.y - a.y, !0))
} else c.css({
top: -e.axis.y - a.y,
left: -e.axis.x - a.x
});
if (!b) {
var g, b = h(Math.min(0, (j - this.width()) / 2), Math.min(0, (c.height() - this.height()) / 2)),
c = h(j > this.width() ? j - this.width() : (j - this.width()) / 2, c.height() > this.height() ? c.height() - this.height() : (c.height() - this.height()) / 2);
a.y < b.y ? (a.y = b.y, g = !0) : a.y > c.y && (a.y = c.y, g = !0);
a.x < b.x ? (a.x = b.x, g = !0) : a.x > c.x && (a.x = c.x, g = !0);
g && this.zoom("scroll", a, !0, !0)
}
e.scrollPos = h(a.x, a.y)
},
resize: function () {
var a = this.data().zoom,
b = a.opts.flipbook;
if (1 < this.zoom("value")) {
var d = b.offset(),
e = this.offset();
a.axis = h(d.left - e.left + (a.axis.x + a.scrollPos.x), d.top - e.top + (a.axis.y + a.scrollPos.y));
"double" == b.turn("display") && ("ltr" == b.turn("direction") && !b.turn("view")[0]) && (a.axis.x += b.width() / 2);
this.zoom("scroll", a.scrollPos)
}
},
_eZoom: function () {
for (var a = this.data().zoom,
b = a.opts.flipbook, d = b.turn("view"), e = 0; e < d.length; e++) d[e] && this.trigger("zoom.resize", [a.scale, d[e], b.data().pageObjs[d[e]]])
},
_eStart: function (a) {
1 != this.zoom("value") && a.preventDefault()
},
_eTurning: function (a, b, d) {
var e = this,
a = this.zoom("value"),
c = this.data().zoom,
b = c.opts.flipbook;
c.page = b.turn("page");
if (1 != a) {
for (c = 0; c < d.length; c++) d[c] && this.trigger("zoom.resize", [a, d[c], b.data().pageObjs[d[c]]]);
setTimeout(function () {
e.zoom("resize")
}, 0)
}
},
_eTurned: function (a, b) {
if (1 != this.zoom("value")) {
var d =
this.data().zoom,
e = d.opts.flipbook;
b > d.page ? this.zoom("scroll", h(0, d.scrollPos.y), !1, !0) : b < d.page && this.zoom("scroll", h(e.width(), d.scrollPos.y), !1, !0)
}
},
_ePressed: function () {
f(this).data().zoom.draggingCorner = !0
},
_eReleased: function () {
var a = f(this).data().zoom;
setTimeout(function () {
a.draggingCorner = !1
}, 1)
},
_eMouseDown: function (a) {
f(this).data().zoom.draggingCur = f.isTouch ? h(a.originalEvent.touches[0].pageX, a.originalEvent.touches[0].pageY) : h(a.pageX, a.pageY);
return !1
},
_eMouseMove: function (a) {
var b =
f(this).data().zoom;
if (b.draggingCur) {
b.dragging = !0;
var a = f.isTouch ? h(a.originalEvent.touches[0].pageX, a.originalEvent.touches[0].pageY) : h(a.pageX, a.pageY),
d = h(a.x - b.draggingCur.x, a.y - b.draggingCur.y);
f(this).zoom("scroll", h(b.scrollPos.x - d.x, b.scrollPos.y - d.y), !0);
b.draggingCur = a;
return !1
}
},
_eMouseUp: function () {
var a = f(this).data().zoom;
a.dragging && f(this).zoom("scroll", a.scrollPos);
a.draggingCur = null;
setTimeout(function () {
a.dragging = !1
}, 1)
},
_eMouseWheel: function (a, b, d, e) {
a = f(this).data().zoom;
d =
h(a.scrollPos.x + 10 * d, a.scrollPos.y - 10 * e);
f(this).zoom("scroll", d, !1, !0)
},
_eTouchStart: function (a) {
var b = f(this).data().zoom,
a = h(a.originalEvent.touches[0].pageX, a.originalEvent.touches[0].pageY);
b.touch = {};
b.touch.initial = a;
b.touch.last = a;
b.touch.timestamp = (new Date).getTime();
b.touch.speed = h(0, 0)
},
_eTouchMove: function (a) {
var b = f(this).data().zoom,
d = f(this).zoom("value"),
e = b.opts.flipbook,
c = (new Date).getTime(),
a = h(a.originalEvent.touches[0].pageX, a.originalEvent.touches[0].pageY);
b.touch && (1 == d &&
!e.data().mouseAction) && (b.touch.motion = h(a.x - b.touch.last.x, a.y - b.touch.last.y), b.touch.speed.x = 0 === b.touch.speed.x ? b.touch.motion.x / (c - b.touch.timestamp) : (b.touch.speed.x + b.touch.motion.x / (c - b.touch.timestamp)) / 2, b.touch.last = a, b.touch.timestamp = c)
},
_eTouchEnd: function () {
var a = f(this).data().zoom;
if (a.touch && 1 == f(this).zoom("value")) {
var b = Math.abs(a.touch.initial.y - a.touch.last.y);
50 > b && (-1 > a.touch.speed.x || -100 > a.touch.last.x - a.touch.initial.x) ? this.trigger("zoom.swipeLeft") : 50 > b && (1 < a.touch.speed.x ||
100 < a.touch.last.x - a.touch.initial.x) && this.trigger("zoom.swipeRight")
}
},
_eDestroying: function () {
var a = this,
b = this.data().zoom,
d = b.opts.flipbook;
this.zoom("zoomOut", 0);
f.each("tap doubleTap resize zoomIn zoomOut swipeLeft swipeRight".split(" "), function (b, d) {
a.unbind("zoom." + d)
});
for (var e in b.flipbookEvents) Object.prototype.hasOwnProperty.call(b.flipbookEvents, e) && d.unbind(e, b.flipbookEvents[e]);
d.unbind("touchstart", b.eventTouchStart).unbind("touchmove", b.eventTouchMove).unbind("touchend", b.eventTouchEnd);
this.unbind("touchstart", j._tap).unbind("click", j._tap);
b = null;
this.data().zoom = null
}
};
f.extend(f.fn, {
zoom: function () {
var a = arguments;
if (!a[0] || "object" == typeof a[0]) return j.init.apply(f(this[0]), a);
if (j[a[0]]) return j[a[0]].apply(f(this[0]), Array.prototype.slice.call(a, 1));
throw u(a[0] + " is not a method");
}
})
})(jQuery);