我想调整这个 Masonry 插件，以始终从每个“砖”上的 TOP 和 LEFT css 值中减去 1 个像素。
(function(a, b, c) {
"use strict";
var d = b.event,
e;
d.special.smartresize = {
setup: function() {
b(this).bind("resize", d.special.smartresize.handler)
},
teardown: function() {
b(this).unbind("resize", d.special.smartresize.handler)
},
handler: function(a, b) {
var c = this,
d = arguments;
a.type = "smartresize", e && clearTimeout(e), e = setTimeout(function() {
jQuery.event.handle.apply(c, d)
}, b === "execAsap" ? 0 : 100)
}
}, b.fn.smartresize = function(a) {
return a ? this.bind("smartresize", a) : this.trigger("smartresize", ["execAsap"])
}, b.Mason = function(a, c) {
this.element = b(c), this._create(a), this._init()
}, b.Mason.settings = {
isResizable: !0,
isAnimated: !1,
animationOptions: {
queue: !1,
duration: 500
},
gutterWidth: 0,
isRTL: !1,
isFitWidth: !1,
containerStyle: {
position: "relative"
}
}, b.Mason.prototype = {
_filterFindBricks: function(a) {
var b = this.options.brickSelector;
return b ? a.filter(b).add(a.find(b)) : a
},
_getBricks: function(a) {
var b = this._filterFindBricks(a).css({
position: "absolute"
});
return b
},
_create: function(c) {
this.options = b.extend(!0, {}, b.Mason.settings, c), this.styleQueue = [];
var d = this.element[0].style;
this.originalStyle = {
height: d.height || ""
};
var e = this.options.containerStyle;
for (var f in e) this.originalStyle[f] = d[f] || "";
this.element.css(e), this.horizontalDirection = this.options.isRTL ? "right" : "left", this.offset = {
x: parseInt(this.element.css("padding-" + this.horizontalDirection), 10),
y: parseInt(this.element.css("padding-top"), 10)
}, this.isFluid = this.options.columnWidth && typeof this.options.columnWidth == "function";
var g = this;
setTimeout(function() {
g.element.addClass("masonry")
}, 0), this.options.isResizable && b(a).bind("smartresize.masonry", function() {
g.resize()
}), this.reloadItems()
},
_init: function(a) {
this._getColumns(), this._reLayout(a)
},
option: function(a, c) {
b.isPlainObject(a) && (this.options = b.extend(!0, this.options, a))
},
layout: function(a, b) {
for (var c = 0, d = a.length; c < d; c++) this._placeBrick(a[c]);
var e = {};
e.height = Math.max.apply(Math, this.colYs);
if (this.options.isFitWidth) {
var f = 0;
c = this.cols;
while (--c) {
if (this.colYs[c] !== 0) break;
f++
}
e.width = (this.cols - f) * this.columnWidth - this.options.gutterWidth
}
this.styleQueue.push({
$el: this.element,
style: e
});
var g = this.isLaidOut ? this.options.isAnimated ? "animate" : "css" : "css",
h = this.options.animationOptions,
i;
for (c = 0, d = this.styleQueue.length; c < d; c++) i = this.styleQueue[c], i.$el[g](i.style, h);
this.styleQueue = [], b && b.call(a), this.isLaidOut = !0
},
_getColumns: function() {
var a = this.options.isFitWidth ? this.element.parent() : this.element,
b = a.width();
this.columnWidth = this.isFluid ? this.options.columnWidth(b) : this.options.columnWidth || this.$bricks.outerWidth(!0) || b, this.columnWidth += this.options.gutterWidth, this.cols = Math.floor((b + this.options.gutterWidth) / this.columnWidth), this.cols = Math.max(this.cols, 1)
},
_placeBrick: function(a) {
var c = b(a),
d, e, f, g, h;
d = Math.ceil(c.outerWidth(!0) / (this.columnWidth + this.options.gutterWidth)), d = Math.min(d, this.cols);
if (d === 1) f = this.colYs;
else {
e = this.cols + 1 - d, f = [];
for (h = 0; h < e; h++) g = this.colYs.slice(h, h + d), f[h] = Math.max.apply(Math, g)
}
var i = Math.min.apply(Math, f),
j = 0;
for (var k = 0, l = f.length; k < l; k++) if (f[k] === i) {
j = k;
break
}
var m = {
top: i + this.offset.y
};
m[this.horizontalDirection] = this.columnWidth * j + this.offset.x, this.styleQueue.push({
$el: c,
style: m
});
var n = i + c.outerHeight(!0),
o = this.cols + 1 - l;
for (k = 0; k < o; k++) this.colYs[j + k] = n
},
resize: function() {
var a = this.cols;
this._getColumns(), (this.isFluid || this.cols !== a) && this._reLayout()
},
_reLayout: function(a) {
var b = this.cols;
this.colYs = [];
while (b--) this.colYs.push(0);
this.layout(this.$bricks, a)
},
reloadItems: function() {
this.$bricks = this._getBricks(this.element.children())
},
reload: function(a) {
this.reloadItems(), this._init(a)
},
appended: function(a, b, c) {
if (b) {
this._filterFindBricks(a).css({
top: this.element.height()
});
var d = this;
setTimeout(function() {
d._appended(a, c)
}, 1)
} else this._appended(a, c)
},
_appended: function(a, b) {
var c = this._getBricks(a);
this.$bricks = this.$bricks.add(c), this.layout(c, b)
},
remove: function(a) {
this.$bricks = this.$bricks.not(a), a.remove()
},
destroy: function() {
this.$bricks.removeClass("masonry-brick").each(function() {
this.style.position = "", this.style.top = "", this.style.left = ""
});
var c = this.element[0].style;
for (var d in this.originalStyle) c[d] = this.originalStyle[d];
this.element.unbind(".masonry").removeClass("masonry").removeData("masonry"), b(a).unbind(".masonry")
}
}, b.fn.imagesLoaded = function(a) {
function i(a) {
var c = a.target;
c.src !== f && b.inArray(c, g) === -1 && (g.push(c), --e <= 0 && (setTimeout(h), d.unbind(".imagesLoaded", i)))
}
function h() {
a.call(c, d)
}
var c = this,
d = c.find("img").add(c.filter("img")),
e = d.length,
f = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==",
g = [];
e || h(), d.bind("load.imagesLoaded error.imagesLoaded", i).each(function() {
var a = this.src;
this.src = f, this.src = a
});
return c
};
var f = function(b) {
a.console && a.console.error(b)
};
b.fn.masonry = function(a) {
if (typeof a == "string") {
var c = Array.prototype.slice.call(arguments, 1);
this.each(function() {
var d = b.data(this, "masonry");
if (!d) f("cannot call methods on masonry prior to initialization; attempted to call method '" + a + "'");
else {
if (!b.isFunction(d[a]) || a.charAt(0) === "_") {
f("no such method '" + a + "' for masonry instance");
return
}
d[a].apply(d, c)
}
})
} else this.each(function() {
var c = b.data(this, "masonry");
c ? (c.option(a || {}), c._init()) : b.data(this, "masonry", new b.Mason(a, this))
});
return this
}
})(window, jQuery);