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| var slideshow_sp2 = new Class({
Implements: [Options, Events],
options: {
transition: 'cover-inplace-fade',
size: {
width: 640,
height: 360
},
interval: 5000,
fxOptions: {},
walkers: {
container: false,
depth: 100,
wmode: 'vertical',
mouse_wheel: true,
display: 3
},
descriptions: {
items: false,
position: 1,
duration: 400,
descmode: 'vertical'
}
},
initialize: function (b, a) {
this.setOptions(a);
this.container = $(b);
this.items = this.container.getChildren();
if (this.items.length > 1) {
this.current_item_index = 0;
this.preceding_item_index = false;
this.play_timer = false;
this.play_right_running = false;
this.play_left_running = false;
this.transition = false;
this.fx = false;
this.fxs = [];
this.fxs_mix = {};
this.ready = [];
this.build();
this.fireEvent('onInitialized')
}
},
build: function () {
var b = {
display: 'block',
margin: 0,
padding: 0
}, a;
this.container.setStyles($merge(b, {
overflow: 'hidden'
}));
if (this.container.getStyle('position') != 'absolute') {
this.container.setStyle('position', 'relative')
}
for (a = 0; a < this.items.length; a++) {
this.items[a].setStyles(b);
this.fxs[a] = false;
this.ready[a] = true
}
this.hidePrecedingitem = function () {
if (this.preceding_item_index !== false) {
this.items[this.preceding_item_index].setStyle('display', 'none')
}
}.bind(this);
this.setTransition(this.options.transition);
if (this.options.walkers.container) {
this.walkers = {};
this.walkers.items = this.options.walkers.container.getChildren();
this.walkers.container = new Element('div').adopt(this.walkers.items).inject(this.options.walkers.container);
this.walkers.depth = this.options.walkers.wmode == 'horizontal' ? this.options.walkers.container.getWidth() : this.options.walkers.container.getHeight();
if (this.options.walkers.mouse_wheel) this.options.walkers.container.addEvent('mousewheel', this.mouseWheelListener.bindWithEvent(this));
if (this.options.walkers.wmode == 'horizontal') {
this.options.walkers.container.setStyles({
'width': (this.options.walkers.depth * this.options.walkers.display) + 'px',
'overflow': 'hidden'
});
this.walkers.container.setStyles({
'position': 'absolute',
'left': '0'
})
} else {
this.options.walkers.container.setStyles({
'height': (this.options.walkers.depth * this.options.walkers.display) + 'px',
'overflow': 'hidden'
});
this.walkers.container.setStyles({
'position': 'absolute',
'top': '0'
})
}
this.wheel_index = false;
this.addItemWalkers(this.walkers.items)
}
if (this.options.descriptions.items) {
this.descriptions_fxs = [];
if (this.options.descriptions.descmode == 'horizontal') {
this.depth1 = this.options.size.width;
this.depth2 = this.options.descriptions.items[0].getWidth();
this.orientation = 'right'
} else {
this.depth1 = this.options.size.height;
this.depth2 = this.options.descriptions.items[0].getHeight();
this.orientation = 'top'
}
for (a = 0; a < this.options.descriptions.items.length; a++) {
if (this.options.descriptions.descmode == 'horizontal') {
this.options.descriptions.items[a].setStyles({
'position': 'absolute',
'right': this.depth1 + 'px',
'z-index': this.items.length + a
}).inject(this.container)
} else {
this.options.descriptions.items[a].setStyles({
'position': 'absolute',
'top': this.depth1 + 'px',
'z-index': this.items.length + a
}).inject(this.container)
}
this.descriptions_fxs[a] = new Fx.Tween(this.options.descriptions.items[a], {
duration: this.options.descriptions.duration,
property: this.orientation
})
}
if (this.options.descriptions.position == 3) {
this.depth2 = this.depth1
} else if (this.options.descriptions.position == 2) {
this.depth2 = (this.depth1 + this.depth2) / 2
}
this.descriptions_fxs[0].start(this.depth1 - this.depth2)
}
},
setSize: function (b) {
var a = {
width: 'horizontal',
height: 'vertical'
}, d, c, e;
if (this.fx) {
this.fx.cancel()
}
for (d in b) {
c = b[d];
for (e = 0; e < this.items.length; e++) {
this.items[e].setStyle(d, c + 'px')
}
this.container.setStyle(d, c + 'px');
if (this.transition.type == 'slide') {
if (this.transition.direction == a[d]) {
c *= this.items.length
}
this.subcontainer.setStyle(d, c + 'px')
}
}
this.options.size = b;
this.displayItem(this.current_item_index, this.preceding_item_index, true)
},
setTransition: function (b) {
var a;
b = b.split('-').associate(['type', 'direction', 'additional']);
if (!b.additional) {
b.additional = ''
}
if (this.transition === false || this.transition.type != b.type || this.transition.direction != b.direction || this.transition.additional != b.additional) {
if (b.type == 'slide') {
if (!this.subcontainer) {
this.subcontainer = new Element('div');
for (a = 0; a < this.items.length; a++) {
this.items[a].setStyles({
'display': 'block',
'position': 'static',
'left': 0,
'top': 0,
'opacity': 1,
'float': 'none'
}).inject(this.subcontainer)
}
this.subcontainer.inject(this.container);
this.subcontainer.setStyles({
position: 'absolute',
margin: 0,
padding: 0,
left: 0,
top: 0
});
this.fx = new Fx.Tween(this.subcontainer)
} else if (this.fx) {
this.fx.cancel()
}
if (b.direction == 'horizontal') {
this.subcontainer.setStyle('top', 0)
} else {
this.subcontainer.setStyle('left', 0)
}
if (b.direction == 'horizontal') {
for (a = 0; a < this.items.length; a++) {
this.items[a].setStyle('float', 'left')
}
}
} else {
if (this.subcontainer) {
for (a = 0; a < this.items.length; a++) {
this.items[a].inject(this.container)
}
this.subcontainer.dispose();
this.subcontainer = false
}
for (a = 0; a < this.items.length; a++) {
this.items[a].setStyles({
'opacity': 1,
'position': 'absolute',
'float': 'none'
})
}
}
this.transition = b;
this.setSize(this.options.size)
}
},
displayItem: function (b, a, d) {
var c, e, f, g, k = {
horizontal: ['left', 'width'],
vertical: ['top', 'height']
}, h = k[this.transition.direction],
l, i, j;
if (this.transition.type == 'slide') {
l = this.options.size[h[1]] * a * -1;
i = this.options.size[h[1]] * b * -1;
if (d) {
this.subcontainer.setStyle(h[0], i + 'px')
} else {
f = this.getSlideFx().cancel();
f.start(h[0], l, i)
}
} else {
c = this.items[b];
e = this.items[a];
for (j = 0; j < this.items.length; j++) {
if (b === j) {
this.items[j].setStyles({
'display': 'block',
'z-index': 1,
'left': 0,
'top': 0
});
if (this.transition.direction == 'inplace' && this.transition.additional == 'fade') {
this.items[j].setOpacity(0)
}
} else if (a === j) {
this.items[j].setStyles({
'display': 'block',
'z-index': 0,
'left': 0,
'top': 0
})
} else {
this.items[j].setStyle('display', 'none')
}
}
if (this.transition.direction == 'inplace') {
if (this.transition.additional == 'fade') {
f = this.getItemFx(b).cancel();
if (d) {
c.setOpacity(1)
} else {
f.addEvent('complete', this.hidePrecedingitem);
f.start({
opacity: [0, 1]
})
}
} else {
if (a !== false) {
this.items[a].setStyle('display', 'none')
}
}
} else {
l = this.options.size[h[1]];
i = 0;
if (b < a) {
l *= -1
}
if (d) {
c.setStyle(h[0], i)
} else {
c.setStyle(h[0], l + 'px');
e.setStyle(h[0], i);
if (this.transition.additional == 'push') {
f = this.getItemsFx([b, a]).cancel();
g = {
'0': {}
};
g['0'][h[0]] = [l, i];
if (e) {
g['1'] = {};
g['1'][h[0]] = [i, l * -1]
}
f.start(g)
} else {
f = this.getItemFx(b).cancel();
f.addEvent('complete', this.hidePrecedingitem);
g = {};
g[h[0]] = [l, i];
if (this.transition.additional == 'fade') {
c.setOpacity(0);
g.opacity = [0, 1]
}
f.start(g)
}
}
}
}
},
getItemFx: function (b) {
if (!this.fxs[b]) {
this.fxs[b] = new Fx.Morph(this.items[b])
}
this.fxs[b].removeEvent('complete', this.hidePrecedingitem).setOptions(this.options.fxOptions);
return this.fxs[b]
},
getItemsFx: function (b) {
var a = b.join('_'),
d = [],
c;
if (!this.fxs_mix[a]) {
for (c = 0; c < b.length; c++) {
if (b[c] !== false) {
d.push(this.items[b[c]])
}
}
this.fxs_mix[a] = new Fx.Elements(new Elements(d))
}
this.fxs_mix[a].setOptions(this.options.fxOptions);
return this.fxs_mix[a]
},
getSlideFx: function (b) {
this.fx.setOptions(this.options.fxOptions);
return this.fx
},
walk: function (b, a, d) {
if (b !== this.current_item_index && this.ready[b]) {
this.preceding_item_index = this.current_item_index;
this.current_item_index = b;
var c = false;
if (d !== true) {
if (this.play_right_running) {
c = 'play'
} else if (this.play_left_running) {
c = 'playback'
}
if (c) {
this.stop()
}
}
this.fireEvent('onBeforeDisplayItem', [this.current_item_index, this.preceding_item_index]);
this.displayItem(b, this.preceding_item_index, a);
if (c) {
this[c]()
}
if (this.options.walkers.container) {
var e = this.options.walkers.depth * (-1 * this.current_item_index + this.options.walkers.display / 2 - (this.options.walkers.display % 2 ? .5 : 0));
var f = -1 * this.options.walkers.depth * (this.walkers.items.length - this.options.walkers.display);
var g = 0;
if (e < f) {
e = f
} else if (e > g) {
e = g
}
if (this.options.walkers.wmode == 'vertical') {
this.walkers.container.tween('top', e)
} else {
this.walkers.container.tween('left', e)
}
}
if (this.options.descriptions.items) {
for (var k = 0; k < this.items.length; k++) {
this.descriptions_fxs[k].cancel();
if (k === this.preceding_item_index) {
this.options.descriptions.items[k].setStyle(this.orientation, (this.depth1 - this.depth2) + 'px')
} else {
this.options.descriptions.items[k].setStyle(this.orientation, this.depth1 + 'px')
}
}
this.descriptions_fxs[this.preceding_item_index].start(this.depth1).chain(function () {
this.descriptions_fxs[this.current_item_index].start(this.depth1 - this.depth2)
}.bind(this))
}
this.fireEvent('onWalk', [this.current_item_index, this.preceding_item_index])
}
},
next: function (b) {
var a = this.current_item_index + 1;
if (a === this.items.length) {
a = 0
}
this.walk(a, false, b)
},
previous: function (b) {
var a = this.current_item_index - 1;
if (a < 0) {
a = this.items.length - 1
}
this.walk(a, false, b)
},
play: function (b) {
this.stop();
if (b && $type(b) == 'number') {
this.options.interval = b
}
this.play_right_running = true;
this.play_timer = this.next.periodical(this.options.interval, this, [true]);
this.fireEvent('onStartPlay', ['play'])
},
playback: function (b) {
this.stop();
if (b && $type(b) == 'number') {
this.options.interval = b
}
this.play_left_running = true;
this.play_timer = this.previous.periodical(this.options.interval, this, [true]);
this.fireEvent('onStartPlayback', ['playback'])
},
stop: function () {
$clear(this.play_timer);
this.play_right_running = false;
this.play_left_running = false;
this.fireEvent('onStop', ['stop'])
},
addPlayerControls: function (b, a, d) {
if (!d) {
d = 'click'
}
for (var c = 0; c < a.length; c++) {
a[c].addEvent(d, this[b].bind(this, [false]))
}
},
addItemWalkers: function (b, a) {
if (!a) {
a = 'click'
}
for (var d = 0; d < b.length; d++) {
b[d].addEvent(a, this.walk.pass([d, false, false], this))
}
},
mouseWheelListener: function (b) {
var a = new Event(b).stop();
if (this.wheel_index === false) {
this.wheel_index = this.current_item_index
}
this.wheel_index += a.wheel < 0 ? 1 : -1;
if (this.wheel_index < 0) {
this.wheel_index = this.items.length - 1
} else if (this.wheel_index >= this.items.length) {
this.wheel_index = 0
}
this.walk(this.wheel_index);
this.wheel_index = false
}
}); |
