bind: function () {
var options = this.options;
var $this = this.$element;
var $cropper = this.$cropper;
if ($.isFunction(options.cropstart)) {
$this.on(EVENT_CROP_START, options.cropstart);
}
if ($.isFunction(options.cropmove)) {
$this.on(EVENT_CROP_MOVE, options.cropmove);
}
if ($.isFunction(options.cropend)) {
$this.on(EVENT_CROP_END, options.cropend);
}
if ($.isFunction(options.crop)) {
$this.on(EVENT_CROP, options.crop);
}
if ($.isFunction(options.zoom)) {
$this.on(EVENT_ZOOM, options.zoom);
}
$cropper.on(EVENT_MOUSE_DOWN, $.proxy(this.cropStart, this));
if (options.zoomable && options.zoomOnWheel) {
$cropper.on(EVENT_WHEEL, $.proxy(this.wheel, this));
}
if (options.toggleDragModeOnDblclick) {
$cropper.on(EVENT_DBLCLICK, $.proxy(this.dblclick, this));
}
$document.
on(EVENT_MOUSE_MOVE, (this._cropMove = proxy(this.cropMove, this))).
on(EVENT_MOUSE_UP, (this._cropEnd = proxy(this.cropEnd, this)));
if (options.responsive) {
$window.on(EVENT_RESIZE, (this._resize = proxy(this.resize, this)));
}
},
unbind: function () {
var options = this.options;
var $this = this.$element;
var $cropper = this.$cropper;
if ($.isFunction(options.cropstart)) {
$this.off(EVENT_CROP_START, options.cropstart);
}
if ($.isFunction(options.cropmove)) {
$this.off(EVENT_CROP_MOVE, options.cropmove);
}
if ($.isFunction(options.cropend)) {
$this.off(EVENT_CROP_END, options.cropend);
}
if ($.isFunction(options.crop)) {
$this.off(EVENT_CROP, options.crop);
}
if ($.isFunction(options.zoom)) {
$this.off(EVENT_ZOOM, options.zoom);
}
$cropper.off(EVENT_MOUSE_DOWN, this.cropStart);
if (options.zoomable && options.zoomOnWheel) {
$cropper.off(EVENT_WHEEL, this.wheel);
}
if (options.toggleDragModeOnDblclick) {
$cropper.off(EVENT_DBLCLICK, this.dblclick);
}
$document.
off(EVENT_MOUSE_MOVE, this._cropMove).
off(EVENT_MOUSE_UP, this._cropEnd);
if (options.responsive) {
$window.off(EVENT_RESIZE, this._resize);
}
},
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