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jquery-ui-resizable with rotation support
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$.widget("ui.resizable", $.ui.mouse, { | |
version: "1.10.3", | |
widgetEventPrefix: "resize", | |
options: { | |
alsoResize: false, | |
animate: false, | |
animateDuration: "slow", | |
animateEasing: "swing", | |
aspectRatio: false, | |
autoHide: false, | |
containment: false, | |
ghost: false, | |
grid: false, | |
handles: "e,s,se", | |
helper: false, | |
maxHeight: null, | |
maxWidth: null, | |
minHeight: 10, | |
minWidth: 10, | |
// See #7960 | |
zIndex: 90, | |
// callbacks | |
resize: null, | |
start: null, | |
stop: null | |
}, | |
_create: function() { | |
var n, i, handle, axis, hname, | |
that = this, | |
o = this.options; | |
this.element.addClass("ui-resizable"); | |
$.extend(this, { | |
_aspectRatio: !!(o.aspectRatio), | |
aspectRatio: o.aspectRatio, | |
originalElement: this.element, | |
_proportionallyResizeElements: [], | |
_helper: o.helper || o.ghost || o.animate ? o.helper || "ui-resizable-helper" : null | |
}); | |
//Wrap the element if it cannot hold child nodes | |
if(this.element[0].nodeName.match(/canvas|textarea|input|select|button|img/i)) { | |
//Create a wrapper element and set the wrapper to the new current internal element | |
this.element.wrap( | |
$("<div class='ui-wrapper' style='overflow: hidden;'></div>").css({ | |
position: this.element.css("position"), | |
width: this.element.outerWidth(), | |
height: this.element.outerHeight(), | |
top: this.element.css("top"), | |
left: this.element.css("left") | |
}) | |
); | |
//Overwrite the original this.element | |
this.element = this.element.parent().data( | |
"ui-resizable", this.element.data("ui-resizable") | |
); | |
this.elementIsWrapper = true; | |
//Move margins to the wrapper | |
this.element.css({ marginLeft: this.originalElement.css("marginLeft"), marginTop: this.originalElement.css("marginTop"), marginRight: this.originalElement.css("marginRight"), marginBottom: this.originalElement.css("marginBottom") }); | |
this.originalElement.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0}); | |
//Prevent Safari textarea resize | |
this.originalResizeStyle = this.originalElement.css("resize"); | |
this.originalElement.css("resize", "none"); | |
//Push the actual element to our proportionallyResize internal array | |
this._proportionallyResizeElements.push(this.originalElement.css({ position: "static", zoom: 1, display: "block" })); | |
// avoid IE jump (hard set the margin) | |
this.originalElement.css({ margin: this.originalElement.css("margin") }); | |
// fix handlers offset | |
this._proportionallyResize(); | |
} | |
this.handles = o.handles || (!$(".ui-resizable-handle", this.element).length ? "e,s,se" : { n: ".ui-resizable-n", e: ".ui-resizable-e", s: ".ui-resizable-s", w: ".ui-resizable-w", se: ".ui-resizable-se", sw: ".ui-resizable-sw", ne: ".ui-resizable-ne", nw: ".ui-resizable-nw" }); | |
if(this.handles.constructor === String) { | |
if ( this.handles === "all") { | |
this.handles = "n,e,s,w,se,sw,ne,nw"; | |
} | |
n = this.handles.split(","); | |
this.handles = {}; | |
for(i = 0; i < n.length; i++) { | |
handle = $.trim(n[i]); | |
hname = "ui-resizable-"+handle; | |
axis = $("<div class='ui-resizable-handle " + hname + "'></div>"); | |
// Apply zIndex to all handles - see #7960 | |
axis.css({ zIndex: o.zIndex }); | |
//TODO : What's going on here? | |
if ("se" === handle) { | |
axis.addClass("ui-icon ui-icon-gripsmall-diagonal-se"); | |
} | |
//Insert into internal handles object and append to element | |
this.handles[handle] = ".ui-resizable-"+handle; | |
this.element.append(axis); | |
} | |
} | |
this._renderAxis = function(target) { | |
var i, axis, padPos, padWrapper; | |
target = target || this.element; | |
for(i in this.handles) { | |
if(this.handles[i].constructor === String) { | |
this.handles[i] = $(this.handles[i], this.element).show(); | |
} | |
//Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls) | |
if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/textarea|input|select|button/i)) { | |
axis = $(this.handles[i], this.element); | |
//Checking the correct pad and border | |
padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth(); | |
//The padding type i have to apply... | |
padPos = [ "padding", | |
/ne|nw|n/.test(i) ? "Top" : | |
/se|sw|s/.test(i) ? "Bottom" : | |
/^e$/.test(i) ? "Right" : "Left" ].join(""); | |
target.css(padPos, padWrapper); | |
this._proportionallyResize(); | |
} | |
//TODO: What's that good for? There's not anything to be executed left | |
if(!$(this.handles[i]).length) { | |
continue; | |
} | |
} | |
}; | |
//TODO: make renderAxis a prototype function | |
this._renderAxis(this.element); | |
this._handles = $(".ui-resizable-handle", this.element) | |
.disableSelection(); | |
//Matching axis name | |
this._handles.mouseover(function() { | |
if (!that.resizing) { | |
if (this.className) { | |
axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i); | |
} | |
//Axis, default = se | |
that.axis = axis && axis[1] ? axis[1] : "se"; | |
} | |
}); | |
//If we want to auto hide the elements | |
if (o.autoHide) { | |
this._handles.hide(); | |
$(this.element) | |
.addClass("ui-resizable-autohide") | |
.mouseenter(function() { | |
if (o.disabled) { | |
return; | |
} | |
$(this).removeClass("ui-resizable-autohide"); | |
that._handles.show(); | |
}) | |
.mouseleave(function(){ | |
if (o.disabled) { | |
return; | |
} | |
if (!that.resizing) { | |
$(this).addClass("ui-resizable-autohide"); | |
that._handles.hide(); | |
} | |
}); | |
} | |
//Initialize the mouse interaction | |
this._mouseInit(); | |
}, | |
_destroy: function() { | |
this._mouseDestroy(); | |
var wrapper, | |
_destroy = function(exp) { | |
$(exp).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing") | |
.removeData("resizable").removeData("ui-resizable").unbind(".resizable").find(".ui-resizable-handle").remove(); | |
}; | |
//TODO: Unwrap at same DOM position | |
if (this.elementIsWrapper) { | |
_destroy(this.element); | |
wrapper = this.element; | |
this.originalElement.css({ | |
position: wrapper.css("position"), | |
width: wrapper.outerWidth(), | |
height: wrapper.outerHeight(), | |
top: wrapper.css("top"), | |
left: wrapper.css("left") | |
}).insertAfter( wrapper ); | |
wrapper.remove(); | |
} | |
this.originalElement.css("resize", this.originalResizeStyle); | |
_destroy(this.originalElement); | |
return this; | |
}, | |
_mouseCapture: function (event) { | |
var i, handle, | |
capture = false; | |
for (i in this.handles) { | |
handle = $(this.handles[i])[0]; | |
if (handle === event.target || $.contains(handle, event.target)) { | |
capture = true; | |
} | |
} | |
return !this.options.disabled && capture; | |
}, | |
_mouseStart: function(event) { | |
var curleft, curtop, cursor, | |
o = this.options, | |
iniPos = this.element.position(), | |
el = this.element; | |
this.resizing = true; | |
// bugfix for http://dev.jquery.com/ticket/1749 | |
if ( (/absolute/).test( el.css("position") ) ) { | |
el.css({ position: "absolute", top: el.css("top"), left: el.css("left") }); | |
} else if (el.is(".ui-draggable")) { | |
el.css({ position: "absolute", top: iniPos.top, left: iniPos.left }); | |
} | |
this._renderProxy(); | |
curleft = num(this.helper.css("left")); | |
curtop = num(this.helper.css("top")); | |
if (o.containment) { | |
curleft += $(o.containment).scrollLeft() || 0; | |
curtop += $(o.containment).scrollTop() || 0; | |
} | |
//Store needed variables | |
this.offset = this.helper.offset(); | |
this.position = { left: curleft, top: curtop }; | |
this.size = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() }; | |
this.originalSize = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() }; | |
this.originalPosition = { left: curleft, top: curtop }; | |
this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() }; | |
this.originalMousePosition = { left: event.pageX, top: event.pageY }; | |
var angle=0; | |
var matrix = $(el).css("-webkit-transform") || | |
$(el).css("-moz-transform") || | |
$(el).css("-ms-transform") || | |
$(el).css("-o-transform") || | |
$(el).css("transform"); | |
if(matrix !== 'none') { | |
var values = matrix.split('(')[1].split(')')[0].split(','); | |
var a = values[0]; | |
var b = values[1]; | |
var angle = Math.round(Math.atan2(b, a) * (180/Math.PI)); | |
} | |
else { | |
var angle = 0; | |
} | |
if(angle < 0) | |
angle +=360; | |
this.angle = angle; | |
this.rad = this.angle*Math.PI/180; | |
//Aspect Ratio | |
this.aspectRatio = (typeof o.aspectRatio === "number") ? o.aspectRatio : ((this.originalSize.width / this.originalSize.height) || 1); | |
cursor = $(el).find(".ui-resizable-" + this.axis).css("cursor"); | |
$("body").css("cursor", cursor === "auto" ? this.axis + "-resize" : cursor); | |
var cornerItem = 0; | |
if(this.axis == 'ne') | |
cornerItem = 3; | |
else if(this.axis == 'nw') | |
cornerItem = 2; | |
else if(this.axis == 'sw') | |
cornerItem = 1; | |
else if(this.axis == 'se') | |
cornerItem = 0; | |
this.cornerItem = cornerItem; | |
var t1 = this.position.top; | |
var l1 = this.position.left; | |
var w1 = this.size.width; | |
var h1 = this.size.height; | |
var midX = l1 + w1/2; | |
var midY = t1 + h1/2; | |
var cornersX = [l1-midX, midX-l1, midX-l1, l1-midX]; | |
var cornersY = [t1-midY, t1-midY, midY-t1, midY-t1]; | |
var newX = 1e10; | |
var newY = 1e10; | |
for (var i=0; i<4; i++) { | |
if(i == this.cornerItem){ | |
this.prevX = cornersX[i]*Math.cos(this.rad) - cornersY[i]*Math.sin(this.rad) + midX; | |
this.prevY = cornersX[i]*Math.sin(this.rad) + cornersY[i]*Math.cos(this.rad) + midY; | |
} | |
} | |
el.addClass("ui-resizable-resizing"); | |
this._propagate("start", event); | |
return true; | |
}, | |
_mouseDrag: function (event) { | |
//Increase performance, avoid regex | |
var data, | |
el = this.helper, props = {}, | |
smp = this.originalMousePosition, | |
a = this.axis, | |
prevTop = this.position.top, | |
prevLeft = this.position.left, | |
prevWidth = this.size.width, | |
prevHeight = this.size.height; | |
dx1 = (event.pageX-smp.left)||0, | |
dy1 = (event.pageY-smp.top)||0; | |
dx = ((dx1)*Math.cos(this.rad) + (dy1)*Math.sin(this.rad)); | |
dy =((dx1)*Math.sin(this.rad) - (dy1)*Math.cos(this.rad)); | |
el = this.element; | |
var t1 = this.position.top; | |
var l1 = this.position.left; | |
var w1 = this.size.width; | |
var h1 = this.size.height; | |
var midX = l1 + w1/2; | |
var midY = t1 + h1/2; | |
var cornersX = [l1-midX, midX-l1, midX-l1, l1-midX]; | |
var cornersY = [t1-midY, t1-midY, midY-t1, midY-t1]; | |
var newX = 1e10 , newY = 1e10 , curX =0, curY=0; | |
for (var i=0; i<4; i++) { | |
if(i == this.cornerItem){ | |
newX = cornersX[i]*Math.cos(this.rad) - cornersY[i]*Math.sin(this.rad) + midX; | |
newY = cornersX[i]*Math.sin(this.rad) + cornersY[i]*Math.cos(this.rad) + midY; | |
curX = newX - this.prevX; | |
curY = newY - this.prevY; | |
} | |
} | |
trigger = this._change[a]; | |
if (!trigger) { | |
return false; | |
} | |
// Calculate the attrs that will be change | |
data = trigger.apply(this, [event, dx, dy]); | |
// Put this in the mouseDrag handler since the user can start pressing shift while resizing | |
this._updateVirtualBoundaries(event.shiftKey); | |
if (this._aspectRatio || event.shiftKey) { | |
data = this._updateRatio(data, event); | |
} | |
data = this._respectSize(data, event); | |
this._updateCache(data); | |
// plugins callbacks need to be called first | |
this._propagate("resize", event); | |
this.position.left = this.position.left - curX; | |
this.position.top = this.position.top - curY; | |
if (this.position.top !== prevTop) { | |
props.top = this.position.top + "px"; | |
} | |
if (this.position.left !== prevLeft) { | |
props.left = this.position.left + "px"; | |
} | |
if (this.size.width !== prevWidth) { | |
props.width = this.size.width + "px"; | |
} | |
if (this.size.height !== prevHeight) { | |
props.height = this.size.height + "px"; | |
} | |
el.css(props); | |
if (!this._helper && this._proportionallyResizeElements.length) { | |
this._proportionallyResize(); | |
} | |
// Call the user callback if the element was resized | |
if ( ! $.isEmptyObject(props) ) { | |
this._trigger("resize", event, this.ui()); | |
} | |
return false; | |
}, | |
_mouseStop: function(event) { | |
this.resizing = false; | |
var pr, ista, soffseth, soffsetw, s, left, top, | |
o = this.options, that = this; | |
if(this._helper) { | |
pr = this._proportionallyResizeElements; | |
ista = pr.length && (/textarea/i).test(pr[0].nodeName); | |
soffseth = ista && $.ui.hasScroll(pr[0], "left") /* TODO - jump height */ ? 0 : that.sizeDiff.height; | |
soffsetw = ista ? 0 : that.sizeDiff.width; | |
s = { width: (that.helper.width() - soffsetw), height: (that.helper.height() - soffseth) }; | |
left = (parseInt(that.element.css("left"), 10) + (that.position.left - that.originalPosition.left)) || null; | |
top = (parseInt(that.element.css("top"), 10) + (that.position.top - that.originalPosition.top)) || null; | |
if (!o.animate) { | |
this.element.css($.extend(s, { top: top, left: left })); | |
} | |
that.helper.height(that.size.height); | |
that.helper.width(that.size.width); | |
if (this._helper && !o.animate) { | |
this._proportionallyResize(); | |
} | |
} | |
$("body").css("cursor", "auto"); | |
this.element.removeClass("ui-resizable-resizing"); | |
this._propagate("stop", event); | |
if (this._helper) { | |
this.helper.remove(); | |
} | |
return false; | |
}, | |
_change: { | |
e: function(event, dx, dy) { | |
var cs = this.originalSize, sp = this.originalPosition,elwidth, elheight,lleft=0, ttop =0; | |
if(this.axis == 'se'){ | |
elwidth = this.originalSize.width + dx; | |
elheight = this.originalSize.height - dy; | |
return { height: elheight , width: elwidth }; | |
} | |
else{ | |
elwidth = this.originalSize.width + dx; | |
elheight = this.originalSize.height + dy; | |
return { height: elheight , width: elwidth }; | |
} | |
}, | |
w: function(event, dx, dy) { | |
var cs = this.originalSize, sp = this.originalPosition,elwidth, elheight,lleft=0, ttop =0; | |
if(this.axis == 'nw'){ | |
elwidth = cs.width - dx; | |
elheight = this.originalSize.height + dy; | |
return { height: elheight , width: elwidth }; | |
} | |
else{ | |
elwidth = cs.width - dx; | |
elheight = this.originalSize.height - dy; | |
return { height: elheight , width: elwidth }; | |
} | |
}, | |
n: function(event, dx, dy) { | |
var cs = this.originalSize, sp = this.originalPosition,elwidth, elheight,lleft=0, ttop =0; | |
if(this.axis == 'nw'){ | |
elwidth = this.originalSize.width - dx; | |
elheight = cs.height + dy; | |
return { height: elheight , width: elwidth }; | |
} | |
else{ | |
elwidth = this.originalSize.width + dx; | |
elheight = cs.height + dy; | |
return { height: elheight , width: elwidth }; | |
} | |
}, | |
s: function(event, dx, dy) { | |
var cs = this.originalSize, sp = this.originalPosition,elwidth, elheight,lleft=0, ttop =0; | |
if(this.axis == 'se'){ | |
elwidth = this.originalSize.width + dx; | |
elheight = this.originalSize.height - dy; | |
return { height: elheight , width: elwidth }; | |
} | |
else { | |
elwidth = this.originalSize.width - dx; | |
elheight = this.originalSize.height - dy; | |
return { height: elheight , width: elwidth }; | |
} | |
}, | |
se: function(event, dx, dy) { | |
return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [event, dx, dy])); | |
}, | |
sw: function(event, dx, dy) { | |
return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [event, dx, dy])); | |
}, | |
ne: function(event, dx, dy) { | |
return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [event, dx, dy])); | |
}, | |
nw: function(event, dx, dy) { | |
return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [event, dx, dy])); | |
} | |
}, | |
_updateVirtualBoundaries: function(forceAspectRatio) { | |
var pMinWidth, pMaxWidth, pMinHeight, pMaxHeight, b, | |
o = this.options; | |
b = { | |
minWidth: isNumber(o.minWidth) ? o.minWidth : 0, | |
maxWidth: isNumber(o.maxWidth) ? o.maxWidth : Infinity, | |
minHeight: isNumber(o.minHeight) ? o.minHeight : 0, | |
maxHeight: isNumber(o.maxHeight) ? o.maxHeight : Infinity | |
}; | |
if(this._aspectRatio || forceAspectRatio) { | |
// We want to create an enclosing box whose aspect ration is the requested one | |
// First, compute the "projected" size for each dimension based on the aspect ratio and other dimension | |
pMinWidth = b.minHeight * this.aspectRatio; | |
pMinHeight = b.minWidth / this.aspectRatio; | |
pMaxWidth = b.maxHeight * this.aspectRatio; | |
pMaxHeight = b.maxWidth / this.aspectRatio; | |
if(pMinWidth > b.minWidth) { | |
b.minWidth = pMinWidth; | |
} | |
if(pMinHeight > b.minHeight) { | |
b.minHeight = pMinHeight; | |
} | |
if(pMaxWidth < b.maxWidth) { | |
b.maxWidth = pMaxWidth; | |
} | |
if(pMaxHeight < b.maxHeight) { | |
b.maxHeight = pMaxHeight; | |
} | |
} | |
this._vBoundaries = b; | |
}, | |
_updateCache: function(data) { | |
this.offset = this.helper.offset(); | |
if (isNumber(data.left)) { | |
this.position.left = data.left; | |
} | |
if (isNumber(data.top)) { | |
this.position.top = data.top; | |
} | |
if (isNumber(data.height)) { | |
this.size.height = data.height; | |
} | |
if (isNumber(data.width)) { | |
this.size.width = data.width; | |
} | |
}, | |
_updateRatio: function( data ) { | |
var cpos = this.position, | |
csize = this.size, | |
a = this.axis; | |
if (isNumber(data.height)) { | |
data.width = (data.height * this.aspectRatio); | |
} else if (isNumber(data.width)) { | |
data.height = (data.width / this.aspectRatio); | |
} | |
if (a === "sw") { | |
data.left = cpos.left + (csize.width - data.width); | |
data.top = null; | |
} | |
if (a === "nw") { | |
data.top = cpos.top + (csize.height - data.height); | |
data.left = cpos.left + (csize.width - data.width); | |
} | |
return data; | |
}, | |
_respectSize: function( data ) { | |
var o = this._vBoundaries, | |
a = this.axis, | |
ismaxw = isNumber(data.width) && o.maxWidth && (o.maxWidth < data.width), ismaxh = isNumber(data.height) && o.maxHeight && (o.maxHeight < data.height), | |
isminw = isNumber(data.width) && o.minWidth && (o.minWidth > data.width), isminh = isNumber(data.height) && o.minHeight && (o.minHeight > data.height), | |
dw = this.originalPosition.left + this.originalSize.width, | |
dh = this.position.top + this.size.height, | |
cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a); | |
if (isminw) { | |
data.width = o.minWidth; | |
} | |
if (isminh) { | |
data.height = o.minHeight; | |
} | |
if (ismaxw) { | |
data.width = o.maxWidth; | |
} | |
if (ismaxh) { | |
data.height = o.maxHeight; | |
} | |
if (isminw && cw) { | |
//if(this.angle < 160 && this.angle > 200) | |
// data.left = dw - o.minWidth; | |
} | |
if (ismaxw && cw) { | |
data.left = dw - o.maxWidth; | |
} | |
if (isminh && ch) { | |
data.top = dh - o.minHeight; | |
} | |
if (ismaxh && ch) { | |
data.top = dh - o.maxHeight; | |
} | |
// fixing jump error on top/left - bug #2330 | |
if (!data.width && !data.height && !data.left && data.top) { | |
data.top = null; | |
} else if (!data.width && !data.height && !data.top && data.left) { | |
data.left = null; | |
} | |
return data; | |
}, | |
_proportionallyResize: function() { | |
if (!this._proportionallyResizeElements.length) { | |
return; | |
} | |
var i, j, borders, paddings, prel, | |
element = this.helper || this.element; | |
for ( i=0; i < this._proportionallyResizeElements.length; i++) { | |
prel = this._proportionallyResizeElements[i]; | |
if (!this.borderDif) { | |
this.borderDif = []; | |
borders = [prel.css("borderTopWidth"), prel.css("borderRightWidth"), prel.css("borderBottomWidth"), prel.css("borderLeftWidth")]; | |
paddings = [prel.css("paddingTop"), prel.css("paddingRight"), prel.css("paddingBottom"), prel.css("paddingLeft")]; | |
for ( j = 0; j < borders.length; j++ ) { | |
this.borderDif[ j ] = ( parseInt( borders[ j ], 10 ) || 0 ) + ( parseInt( paddings[ j ], 10 ) || 0 ); | |
} | |
} | |
prel.css({ | |
height: (element.height() - this.borderDif[0] - this.borderDif[2]) || 0, | |
width: (element.width() - this.borderDif[1] - this.borderDif[3]) || 0 | |
}); | |
} | |
}, | |
_renderProxy: function() { | |
var el = this.element, o = this.options; | |
this.elementOffset = el.offset(); | |
if(this._helper) { | |
this.helper = this.helper || $("<div style='overflow:hidden;'></div>"); | |
this.helper.addClass(this._helper).css({ | |
width: this.element.outerWidth() - 1, | |
height: this.element.outerHeight() - 1, | |
position: "absolute", | |
left: this.elementOffset.left +"px", | |
top: this.elementOffset.top +"px", | |
zIndex: ++o.zIndex //TODO: Don't modify option | |
}); | |
this.helper | |
.appendTo("body") | |
.disableSelection(); | |
} else { | |
this.helper = this.element; | |
} | |
}, | |
_propagate: function(n, event) { | |
$.ui.plugin.call(this, n, [event, this.ui()]); | |
(n !== "resize" && this._trigger(n, event, this.ui())); | |
}, | |
plugins: {}, | |
ui: function() { | |
return { | |
originalElement: this.originalElement, | |
element: this.element, | |
helper: this.helper, | |
position: this.position, | |
size: this.size, | |
originalSize: this.originalSize, | |
originalPosition: this.originalPosition | |
}; | |
} | |
}); | |
/* | |
* Resizable Extensions | |
*/ | |
$.ui.plugin.add("resizable", "animate", { | |
stop: function( event ) { | |
var that = $(this).data("ui-resizable"), | |
o = that.options, | |
pr = that._proportionallyResizeElements, | |
ista = pr.length && (/textarea/i).test(pr[0].nodeName), | |
soffseth = ista && $.ui.hasScroll(pr[0], "left") /* TODO - jump height */ ? 0 : that.sizeDiff.height, | |
soffsetw = ista ? 0 : that.sizeDiff.width, | |
style = { width: (that.size.width - soffsetw), height: (that.size.height - soffseth) }, | |
left = (parseInt(that.element.css("left"), 10) + (that.position.left - that.originalPosition.left)) || null, | |
top = (parseInt(that.element.css("top"), 10) + (that.position.top - that.originalPosition.top)) || null; | |
that.element.animate( | |
$.extend(style, top && left ? { top: top, left: left } : {}), { | |
duration: o.animateDuration, | |
easing: o.animateEasing, | |
step: function() { | |
var data = { | |
width: parseInt(that.element.css("width"), 10), | |
height: parseInt(that.element.css("height"), 10), | |
top: parseInt(that.element.css("top"), 10), | |
left: parseInt(that.element.css("left"), 10) | |
}; | |
if (pr && pr.length) { | |
$(pr[0]).css({ width: data.width, height: data.height }); | |
} | |
// propagating resize, and updating values for each animation step | |
that._updateCache(data); | |
that._propagate("resize", event); | |
} | |
} | |
); | |
} | |
}); | |
$.ui.plugin.add("resizable", "containment", { | |
start: function() { | |
var element, p, co, ch, cw, width, height, | |
that = $(this).data("ui-resizable"), | |
o = that.options, | |
el = that.element, | |
oc = o.containment, | |
ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc; | |
if (!ce) { | |
return; | |
} | |
that.containerElement = $(ce); | |
if (/document/.test(oc) || oc === document) { | |
that.containerOffset = { left: 0, top: 0 }; | |
that.containerPosition = { left: 0, top: 0 }; | |
that.parentData = { | |
element: $(document), left: 0, top: 0, | |
width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight | |
}; | |
} | |
// i'm a node, so compute top, left, right, bottom | |
else { | |
element = $(ce); | |
p = []; | |
$([ "Top", "Right", "Left", "Bottom" ]).each(function(i, name) { p[i] = num(element.css("padding" + name)); }); | |
that.containerOffset = element.offset(); | |
that.containerPosition = element.position(); | |
that.containerSize = { height: (element.innerHeight() - p[3]), width: (element.innerWidth() - p[1]) }; | |
co = that.containerOffset; | |
ch = that.containerSize.height; | |
cw = that.containerSize.width; | |
width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ); | |
height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch); | |
that.parentData = { | |
element: ce, left: co.left, top: co.top, width: width, height: height | |
}; | |
} | |
}, | |
resize: function( event ) { | |
var woset, hoset, isParent, isOffsetRelative, | |
that = $(this).data("ui-resizable"), | |
o = that.options, | |
co = that.containerOffset, cp = that.position, | |
pRatio = that._aspectRatio || event.shiftKey, | |
cop = { top:0, left:0 }, ce = that.containerElement; | |
if (ce[0] !== document && (/static/).test(ce.css("position"))) { | |
cop = co; | |
} | |
if (cp.left < (that._helper ? co.left : 0)) { | |
that.size.width = that.size.width + (that._helper ? (that.position.left - co.left) : (that.position.left - cop.left)); | |
if (pRatio) { | |
that.size.height = that.size.width / that.aspectRatio; | |
} | |
that.position.left = o.helper ? co.left : 0; | |
} | |
if (cp.top < (that._helper ? co.top : 0)) { | |
that.size.height = that.size.height + (that._helper ? (that.position.top - co.top) : that.position.top); | |
if (pRatio) { | |
that.size.width = that.size.height * that.aspectRatio; | |
} | |
that.position.top = that._helper ? co.top : 0; | |
} | |
that.offset.left = that.parentData.left+that.position.left; | |
that.offset.top = that.parentData.top+that.position.top; | |
woset = Math.abs( (that._helper ? that.offset.left - cop.left : (that.offset.left - cop.left)) + that.sizeDiff.width ); | |
hoset = Math.abs( (that._helper ? that.offset.top - cop.top : (that.offset.top - co.top)) + that.sizeDiff.height ); | |
isParent = that.containerElement.get(0) === that.element.parent().get(0); | |
isOffsetRelative = /relative|absolute/.test(that.containerElement.css("position")); | |
if(isParent && isOffsetRelative) { | |
woset -= that.parentData.left; | |
} | |
if (woset + that.size.width >= that.parentData.width) { | |
that.size.width = that.parentData.width - woset; | |
if (pRatio) { | |
that.size.height = that.size.width / that.aspectRatio; | |
} | |
} | |
if (hoset + that.size.height >= that.parentData.height) { | |
that.size.height = that.parentData.height - hoset; | |
if (pRatio) { | |
that.size.width = that.size.height * that.aspectRatio; | |
} | |
} | |
}, | |
stop: function(){ | |
var that = $(this).data("ui-resizable"), | |
o = that.options, | |
co = that.containerOffset, | |
cop = that.containerPosition, | |
ce = that.containerElement, | |
helper = $(that.helper), | |
ho = helper.offset(), | |
w = helper.outerWidth() - that.sizeDiff.width, | |
h = helper.outerHeight() - that.sizeDiff.height; | |
if (that._helper && !o.animate && (/relative/).test(ce.css("position"))) { | |
$(this).css({ left: ho.left - cop.left - co.left, width: w, height: h }); | |
} | |
if (that._helper && !o.animate && (/static/).test(ce.css("position"))) { | |
$(this).css({ left: ho.left - cop.left - co.left, width: w, height: h }); | |
} | |
} | |
}); | |
$.ui.plugin.add("resizable", "alsoResize", { | |
start: function () { | |
var that = $(this).data("ui-resizable"), | |
o = that.options, | |
_store = function (exp) { | |
$(exp).each(function() { | |
var el = $(this); | |
el.data("ui-resizable-alsoresize", { | |
width: parseInt(el.width(), 10), height: parseInt(el.height(), 10), | |
left: parseInt(el.css("left"), 10), top: parseInt(el.css("top"), 10) | |
}); | |
}); | |
}; | |
if (typeof(o.alsoResize) === "object" && !o.alsoResize.parentNode) { | |
if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0]; _store(o.alsoResize); } | |
else { $.each(o.alsoResize, function (exp) { _store(exp); }); } | |
}else{ | |
_store(o.alsoResize); | |
} | |
}, | |
resize: function (event, ui) { | |
var that = $(this).data("ui-resizable"), | |
o = that.options, | |
os = that.originalSize, | |
op = that.originalPosition, | |
delta = { | |
height: (that.size.height - os.height) || 0, width: (that.size.width - os.width) || 0, | |
top: (that.position.top - op.top) || 0, left: (that.position.left - op.left) || 0 | |
}, | |
_alsoResize = function (exp, c) { | |
$(exp).each(function() { | |
var el = $(this), start = $(this).data("ui-resizable-alsoresize"), style = {}, | |
css = c && c.length ? c : el.parents(ui.originalElement[0]).length ? ["width", "height"] : ["width", "height", "top", "left"]; | |
$.each(css, function (i, prop) { | |
var sum = (start[prop]||0) + (delta[prop]||0); | |
if (sum && sum >= 0) { | |
style[prop] = sum || null; | |
} | |
}); | |
el.css(style); | |
}); | |
}; | |
if (typeof(o.alsoResize) === "object" && !o.alsoResize.nodeType) { | |
$.each(o.alsoResize, function (exp, c) { _alsoResize(exp, c); }); | |
}else{ | |
_alsoResize(o.alsoResize); | |
} | |
}, | |
stop: function () { | |
$(this).removeData("resizable-alsoresize"); | |
} | |
}); | |
$.ui.plugin.add("resizable", "ghost", { | |
start: function() { | |
var that = $(this).data("ui-resizable"), o = that.options, cs = that.size; | |
that.ghost = that.originalElement.clone(); | |
that.ghost | |
.css({ opacity: 0.25, display: "block", position: "relative", height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 }) | |
.addClass("ui-resizable-ghost") | |
.addClass(typeof o.ghost === "string" ? o.ghost : ""); | |
that.ghost.appendTo(that.helper); | |
}, | |
resize: function(){ | |
var that = $(this).data("ui-resizable"); | |
if (that.ghost) { | |
that.ghost.css({ position: "relative", height: that.size.height, width: that.size.width }); | |
} | |
}, | |
stop: function() { | |
var that = $(this).data("ui-resizable"); | |
if (that.ghost && that.helper) { | |
that.helper.get(0).removeChild(that.ghost.get(0)); | |
} | |
} | |
}); | |
$.ui.plugin.add("resizable", "grid", { | |
resize: function() { | |
var that = $(this).data("ui-resizable"), | |
o = that.options, | |
cs = that.size, | |
os = that.originalSize, | |
op = that.originalPosition, | |
a = that.axis, | |
grid = typeof o.grid === "number" ? [o.grid, o.grid] : o.grid, | |
gridX = (grid[0]||1), | |
gridY = (grid[1]||1), | |
ox = Math.round((cs.width - os.width) / gridX) * gridX, | |
oy = Math.round((cs.height - os.height) / gridY) * gridY, | |
newWidth = os.width + ox, | |
newHeight = os.height + oy, | |
isMaxWidth = o.maxWidth && (o.maxWidth < newWidth), | |
isMaxHeight = o.maxHeight && (o.maxHeight < newHeight), | |
isMinWidth = o.minWidth && (o.minWidth > newWidth), | |
isMinHeight = o.minHeight && (o.minHeight > newHeight); | |
o.grid = grid; | |
if (isMinWidth) { | |
newWidth = newWidth + gridX; | |
} | |
if (isMinHeight) { | |
newHeight = newHeight + gridY; | |
} | |
if (isMaxWidth) { | |
newWidth = newWidth - gridX; | |
} | |
if (isMaxHeight) { | |
newHeight = newHeight - gridY; | |
} | |
if (/^(se|s|e)$/.test(a)) { | |
that.size.width = newWidth; | |
that.size.height = newHeight; | |
} else if (/^(ne)$/.test(a)) { | |
that.size.width = newWidth; | |
that.size.height = newHeight; | |
that.position.top = op.top - oy; | |
} else if (/^(sw)$/.test(a)) { | |
that.size.width = newWidth; | |
that.size.height = newHeight; | |
that.position.left = op.left - ox; | |
} else { | |
that.size.width = newWidth; | |
that.size.height = newHeight; | |
that.position.top = op.top - oy; | |
that.position.left = op.left - ox; | |
} | |
} | |
}); | |
})(jQuery); |
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