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Web.Admin/2014/wordpress/wp-includes/js/jcrop/jquery.Jcrop.dev.js

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/**
 * jquery.Jcrop.js v0.9.8
 * jQuery Image Cropping Plugin
 * @author Kelly Hallman <khallman@gmail.com>
 * Copyright (c) 2008-2009 Kelly Hallman - released under MIT License {{{
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:

 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.

 * }}}
 */

(function($) {

$.Jcrop = function(obj,opt)
{
    // Initialization {{{

    // Sanitize some options {{{
    var obj = obj, opt = opt;

    if (typeof(obj) !== 'object') obj = $(obj)[0];
    if (typeof(opt) !== 'object') opt = { };

    // Some on-the-fly fixes for MSIE...sigh
    if (!('trackDocument' in opt))
    {
        opt.trackDocument = $.browser.msie ? false : true;
        if ($.browser.msie && $.browser.version.split('.')[0] == '8')
            opt.trackDocument = true;
    }

    if (!('keySupport' in opt))
            opt.keySupport = $.browser.msie ? false : true;
        
    // }}}
    // Extend the default options {{{
    var defaults = {

        // Basic Settings
        trackDocument:        false,
        baseClass:            'jcrop',
        addClass:            null,

        // Styling Options
        bgColor:            'black',
        bgOpacity:            .6,
        borderOpacity:        .4,
        handleOpacity:        .5,

        handlePad:            5,
        handleSize:            9,
        handleOffset:        5,
        edgeMargin:            14,

        aspectRatio:        0,
        keySupport:            true,
        cornerHandles:        true,
        sideHandles:        true,
        drawBorders:        true,
        dragEdges:            true,

        boxWidth:            0,
        boxHeight:            0,

        boundary:            8,
        animationDelay:        20,
        swingSpeed:            3,

        allowSelect:        true,
        allowMove:            true,
        allowResize:        true,

        minSelect:            [ 0, 0 ],
        maxSize:            [ 0, 0 ],
        minSize:            [ 0, 0 ],

        // Callbacks / Event Handlers
        onChange: function() { },
        onSelect: function() { }

    };
    var options = defaults;
    setOptions(opt);

    // }}}
    // Initialize some jQuery objects {{{

    var $origimg = $(obj);
    var $img = $origimg.clone().removeAttr('id').css({ position: 'absolute' });

    $img.width($origimg.width());
    $img.height($origimg.height());
    $origimg.after($img).hide();

    presize($img,options.boxWidth,options.boxHeight);

    var boundx = $img.width(),
        boundy = $img.height(),

        $div = $('<div />')
            .width(boundx).height(boundy)
            .addClass(cssClass('holder'))
            .css({
                position: 'relative',
                backgroundColor: options.bgColor
            }).insertAfter($origimg).append($img);
    ;
    
    if (options.addClass) $div.addClass(options.addClass);
    //$img.wrap($div);

    var $img2 = $('<img />')/*{{{*/
            .attr('src',$img.attr('src'))
            .css('position','absolute')
            .width(boundx).height(boundy)
    ;/*}}}*/
    var $img_holder = $('<div />')/*{{{*/
        .width(pct(100)).height(pct(100))
        .css({
            zIndex: 310,
            position: 'absolute',
            overflow: 'hidden'
        })
        .append($img2)
    ;/*}}}*/
    var $hdl_holder = $('<div />')/*{{{*/
        .width(pct(100)).height(pct(100))
        .css('zIndex',320);
    /*}}}*/
    var $sel = $('<div />')/*{{{*/
        .css({
            position: 'absolute',
            zIndex: 300
        })
        .insertBefore($img)
        .append($img_holder,$hdl_holder)
    ;/*}}}*/

    var bound = options.boundary;
    var $trk = newTracker().width(boundx+(bound*2)).height(boundy+(bound*2))
        .css({ position: 'absolute', top: px(-bound), left: px(-bound), zIndex: 290 })
        .mousedown(newSelection);    
    
    /* }}} */
    // Set more variables {{{

    var xlimit, ylimit, xmin, ymin;
    var xscale, yscale, enabled = true;
    var docOffset = getPos($img),
        // Internal states
        btndown, lastcurs, dimmed, animating,
        shift_down;

    // }}}
        

        // }}}
    // Internal Modules {{{

    var Coords = function()/*{{{*/
    {
        var x1 = 0, y1 = 0, x2 = 0, y2 = 0, ox, oy;

        function setPressed(pos)/*{{{*/
        {
            var pos = rebound(pos);
            x2 = x1 = pos[0];
            y2 = y1 = pos[1];
        };
        /*}}}*/
        function setCurrent(pos)/*{{{*/
        {
            var pos = rebound(pos);
            ox = pos[0] - x2;
            oy = pos[1] - y2;
            x2 = pos[0];
            y2 = pos[1];
        };
        /*}}}*/
        function getOffset()/*{{{*/
        {
            return [ ox, oy ];
        };
        /*}}}*/
        function moveOffset(offset)/*{{{*/
        {
            var ox = offset[0], oy = offset[1];

            if (0 > x1 + ox) ox -= ox + x1;
            if (0 > y1 + oy) oy -= oy + y1;

            if (boundy < y2 + oy) oy += boundy - (y2 + oy);
            if (boundx < x2 + ox) ox += boundx - (x2 + ox);

            x1 += ox;
            x2 += ox;
            y1 += oy;
            y2 += oy;
        };
        /*}}}*/
        function getCorner(ord)/*{{{*/
        {
            var c = getFixed();
            switch(ord)
            {
                case 'ne': return [ c.x2, c.y ];
                case 'nw': return [ c.x, c.y ];
                case 'se': return [ c.x2, c.y2 ];
                case 'sw': return [ c.x, c.y2 ];
            }
        };
        /*}}}*/
        function getFixed()/*{{{*/
        {
            if (!options.aspectRatio) return getRect();
            // This function could use some optimization I think...
            var aspect = options.aspectRatio,
                min_x = options.minSize[0]/xscale, 
                min_y = options.minSize[1]/yscale,
                max_x = options.maxSize[0]/xscale, 
                max_y = options.maxSize[1]/yscale,
                rw = x2 - x1,
                rh = y2 - y1,
                rwa = Math.abs(rw),
                rha = Math.abs(rh),
                real_ratio = rwa / rha,
                xx, yy
            ;
            if (max_x == 0) { max_x = boundx * 10 }
            if (max_y == 0) { max_y = boundy * 10 }
            if (real_ratio < aspect)
            {
                yy = y2;
                w = rha * aspect;
                xx = rw < 0 ? x1 - w : w + x1;

                if (xx < 0)
                {
                    xx = 0;
                    h = Math.abs((xx - x1) / aspect);
                    yy = rh < 0 ? y1 - h: h + y1;
                }
                else if (xx > boundx)
                {
                    xx = boundx;
                    h = Math.abs((xx - x1) / aspect);
                    yy = rh < 0 ? y1 - h : h + y1;
                }
            }
            else
            {
                xx = x2;
                h = rwa / aspect;
                yy = rh < 0 ? y1 - h : y1 + h;
                if (yy < 0)
                {
                    yy = 0;
                    w = Math.abs((yy - y1) * aspect);
                    xx = rw < 0 ? x1 - w : w + x1;
                }
                else if (yy > boundy)
                {
                    yy = boundy;
                    w = Math.abs(yy - y1) * aspect;
                    xx = rw < 0 ? x1 - w : w + x1;
                }
            }

            // Magic %-)
            if(xx > x1) { // right side
              if(xx - x1 < min_x) {
                xx = x1 + min_x;
              } else if (xx - x1 > max_x) {
                xx = x1 + max_x;
              }
              if(yy > y1) {
                yy = y1 + (xx - x1)/aspect;
              } else {
                yy = y1 - (xx - x1)/aspect;
              }
            } else if (xx < x1) { // left side
              if(x1 - xx < min_x) {
                xx = x1 - min_x
              } else if (x1 - xx > max_x) {
                xx = x1 - max_x;
              }
              if(yy > y1) {
                yy = y1 + (x1 - xx)/aspect;
              } else {
                yy = y1 - (x1 - xx)/aspect;
              }
            }

            if(xx < 0) {
                x1 -= xx;
                xx = 0;
            } else  if (xx > boundx) {
                x1 -= xx - boundx;
                xx = boundx;
            }

            if(yy < 0) {
                y1 -= yy;
                yy = 0;
            } else  if (yy > boundy) {
                y1 -= yy - boundy;
                yy = boundy;
            }

            return last = makeObj(flipCoords(x1,y1,xx,yy));
        };
        /*}}}*/
        function rebound(p)/*{{{*/
        {
            if (p[0] < 0) p[0] = 0;
            if (p[1] < 0) p[1] = 0;

            if (p[0] > boundx) p[0] = boundx;
            if (p[1] > boundy) p[1] = boundy;

            return [ p[0], p[1] ];
        };
        /*}}}*/
        function flipCoords(x1,y1,x2,y2)/*{{{*/
        {
            var xa = x1, xb = x2, ya = y1, yb = y2;
            if (x2 < x1)
            {
                xa = x2;
                xb = x1;
            }
            if (y2 < y1)
            {
                ya = y2;
                yb = y1;
            }
            return [ Math.round(xa), Math.round(ya), Math.round(xb), Math.round(yb) ];
        };
        /*}}}*/
        function getRect()/*{{{*/
        {
            var xsize = x2 - x1;
            var ysize = y2 - y1;

            if (xlimit && (Math.abs(xsize) > xlimit))
                x2 = (xsize > 0) ? (x1 + xlimit) : (x1 - xlimit);
            if (ylimit && (Math.abs(ysize) > ylimit))
                y2 = (ysize > 0) ? (y1 + ylimit) : (y1 - ylimit);

            if (ymin && (Math.abs(ysize) < ymin))
                y2 = (ysize > 0) ? (y1 + ymin) : (y1 - ymin);
            if (xmin && (Math.abs(xsize) < xmin))
                x2 = (xsize > 0) ? (x1 + xmin) : (x1 - xmin);

            if (x1 < 0) { x2 -= x1; x1 -= x1; }
            if (y1 < 0) { y2 -= y1; y1 -= y1; }
            if (x2 < 0) { x1 -= x2; x2 -= x2; }
            if (y2 < 0) { y1 -= y2; y2 -= y2; }
            if (x2 > boundx) { var delta = x2 - boundx; x1 -= delta; x2 -= delta; }
            if (y2 > boundy) { var delta = y2 - boundy; y1 -= delta; y2 -= delta; }
            if (x1 > boundx) { var delta = x1 - boundy; y2 -= delta; y1 -= delta; }
            if (y1 > boundy) { var delta = y1 - boundy; y2 -= delta; y1 -= delta; }

            return makeObj(flipCoords(x1,y1,x2,y2));
        };
        /*}}}*/
        function makeObj(a)/*{{{*/
        {
            return { x: a[0], y: a[1], x2: a[2], y2: a[3],
                w: a[2] - a[0], h: a[3] - a[1] };
        };
        /*}}}*/

        return {
            flipCoords: flipCoords,
            setPressed: setPressed,
            setCurrent: setCurrent,
            getOffset: getOffset,
            moveOffset: moveOffset,
            getCorner: getCorner,
            getFixed: getFixed
        };
    }();

    /*}}}*/
    var Selection = function()/*{{{*/
    {
        var start, end, dragmode, awake, hdep = 370;
        var borders = { };
        var handle = { };
        var seehandles = false;
        var hhs = options.handleOffset;

        /* Insert draggable elements {{{*/

        // Insert border divs for outline
        if (options.drawBorders) {
            borders = {
                    top: insertBorder('hline')
                        .css('top',$.browser.msie?px(-1):px(0)),
                    bottom: insertBorder('hline'),
                    left: insertBorder('vline'),
                    right: insertBorder('vline')
            };
        }

        // Insert handles on edges
        if (options.dragEdges) {
            handle.t = insertDragbar('n');
            handle.b = insertDragbar('s');
            handle.r = insertDragbar('e');
            handle.l = insertDragbar('w');
        }

        // Insert side handles
        options.sideHandles &&
            createHandles(['n','s','e','w']);

        // Insert corner handles
        options.cornerHandles &&
            createHandles(['sw','nw','ne','se']);

        /*}}}*/
        // Private Methods
        function insertBorder(type)/*{{{*/
        {
            var jq = $('<div />')
                .css({position: 'absolute', opacity: options.borderOpacity })
                .addClass(cssClass(type));
            $img_holder.append(jq);
            return jq;
        };
        /*}}}*/
        function dragDiv(ord,zi)/*{{{*/
        {
            var jq = $('<div />')
                .mousedown(createDragger(ord))
                .css({
                    cursor: ord+'-resize',
                    position: 'absolute',
                    zIndex: zi 
                })
            ;
            $hdl_holder.append(jq);
            return jq;
        };
        /*}}}*/
        function insertHandle(ord)/*{{{*/
        {
            return dragDiv(ord,hdep++)
                .css({ top: px(-hhs+1), left: px(-hhs+1), opacity: options.handleOpacity })
                .addClass(cssClass('handle'));
        };
        /*}}}*/
        function insertDragbar(ord)/*{{{*/
        {
            var s = options.handleSize,
                o = hhs,
                h = s, w = s,
                t = o, l = o;

            switch(ord)
            {
                case 'n': case 's': w = pct(100); break;
                case 'e': case 'w': h = pct(100); break;
            }

            return dragDiv(ord,hdep++).width(w).height(h)
                .css({ top: px(-t+1), left: px(-l+1)});
        };
        /*}}}*/
        function createHandles(li)/*{{{*/
        {
            for(i in li) handle[li[i]] = insertHandle(li[i]);
        };
        /*}}}*/
        function moveHandles(c)/*{{{*/
        {
            var midvert  = Math.round((c.h / 2) - hhs),
                midhoriz = Math.round((c.w / 2) - hhs),
                north = west = -hhs+1,
                east = c.w - hhs,
                south = c.h - hhs,
                x, y;

            'e' in handle &&
                handle.e.css({ top: px(midvert), left: px(east) }) &&
                handle.w.css({ top: px(midvert) }) &&
                handle.s.css({ top: px(south), left: px(midhoriz) }) &&
                handle.n.css({ left: px(midhoriz) });

            'ne' in handle &&
                handle.ne.css({ left: px(east) }) &&
                handle.se.css({ top: px(south), left: px(east) }) &&
                handle.sw.css({ top: px(south) });

            'b' in handle &&
                handle.b.css({ top: px(south) }) &&
                handle.r.css({ left: px(east) });
        };
        /*}}}*/
        function moveto(x,y)/*{{{*/
        {
            $img2.css({ top: px(-y), left: px(-x) });
            $sel.css({ top: px(y), left: px(x) });
        };
        /*}}}*/
        function resize(w,h)/*{{{*/
        {
            $sel.width(w).height(h);
        };
        /*}}}*/
        function refresh()/*{{{*/
        {
            var c = Coords.getFixed();

            Coords.setPressed([c.x,c.y]);
            Coords.setCurrent([c.x2,c.y2]);

            updateVisible();
        };
        /*}}}*/

        // Internal Methods
        function updateVisible()/*{{{*/
            { if (awake) return update(); };
        /*}}}*/
        function update()/*{{{*/
        {
            var c = Coords.getFixed();

            resize(c.w,c.h);
            moveto(c.x,c.y);

            options.drawBorders &&
                borders['right'].css({ left: px(c.w-1) }) &&
                    borders['bottom'].css({ top: px(c.h-1) });

            seehandles && moveHandles(c);
            awake || show();

            options.onChange(unscale(c));
        };
        /*}}}*/
        function show()/*{{{*/
        {
            $sel.show();
            $img.css('opacity',options.bgOpacity);
            awake = true;
        };
        /*}}}*/
        function release()/*{{{*/
        {
            disableHandles();
            $sel.hide();
            $img.css('opacity',1);
            awake = false;
        };
        /*}}}*/
        function showHandles()//{{{
        {
            if (seehandles)
            {
                moveHandles(Coords.getFixed());
                $hdl_holder.show();
            }
        };
        //}}}
        function enableHandles()/*{{{*/
        { 
            seehandles = true;
            if (options.allowResize)
            {
                moveHandles(Coords.getFixed());
                $hdl_holder.show();
                return true;
            }
        };
        /*}}}*/
        function disableHandles()/*{{{*/
        {
            seehandles = false;
            $hdl_holder.hide();
        };
        /*}}}*/
        function animMode(v)/*{{{*/
        {
            (animating = v) ? disableHandles(): enableHandles();
        };
        /*}}}*/
        function done()/*{{{*/
        {
            animMode(false);
            refresh();
        };
        /*}}}*/

        var $track = newTracker().mousedown(createDragger('move'))
                .css({ cursor: 'move', position: 'absolute', zIndex: 360 })

        $img_holder.append($track);
        disableHandles();

        return {
            updateVisible: updateVisible,
            update: update,
            release: release,
            refresh: refresh,
            setCursor: function (cursor) { $track.css('cursor',cursor); },
            enableHandles: enableHandles,
            enableOnly: function() { seehandles = true; },
            showHandles: showHandles,
            disableHandles: disableHandles,
            animMode: animMode,
            done: done
        };
    }();
    /*}}}*/
    var Tracker = function()/*{{{*/
    {
        var onMove        = function() { },
            onDone        = function() { },
            trackDoc    = options.trackDocument;

        if (!trackDoc)
        {
            $trk
                .mousemove(trackMove)
                .mouseup(trackUp)
                .mouseout(trackUp)
            ;
        }

        function toFront()/*{{{*/
        {
            $trk.css({zIndex:450});
            if (trackDoc)
            {
                $(document)
                    .mousemove(trackMove)
                    .mouseup(trackUp)
                ;
            }
        }
        /*}}}*/
        function toBack()/*{{{*/
        {
            $trk.css({zIndex:290});
            if (trackDoc)
            {
                $(document)
                    .unbind('mousemove',trackMove)
                    .unbind('mouseup',trackUp)
                ;
            }
        }
        /*}}}*/
        function trackMove(e)/*{{{*/
        {
            onMove(mouseAbs(e));
        };
        /*}}}*/
        function trackUp(e)/*{{{*/
        {
            e.preventDefault();
            e.stopPropagation();

            if (btndown)
            {
                btndown = false;

                onDone(mouseAbs(e));
                options.onSelect(unscale(Coords.getFixed()));
                toBack();
                onMove = function() { };
                onDone = function() { };
            }

            return false;
        };
        /*}}}*/

        function activateHandlers(move,done)/* {{{ */
        {
            btndown = true;
            onMove = move;
            onDone = done;
            toFront();
            return false;
        };
        /* }}} */

        function setCursor(t) { $trk.css('cursor',t); };

        $img.before($trk);
        return {
            activateHandlers: activateHandlers,
            setCursor: setCursor
        };
    }();
    /*}}}*/
    var KeyManager = function()/*{{{*/
    {
        var $keymgr = $('<input type="radio" />')
                .css({ position: 'absolute', left: '-30px' })
                .keypress(parseKey)
                .blur(onBlur),

            $keywrap = $('<div />')
                .css({
                    position: 'absolute',
                    overflow: 'hidden'
                })
                .append($keymgr)
        ;

        function watchKeys()/*{{{*/
        {
            if (options.keySupport)
            {
                $keymgr.show();
                $keymgr.focus();
            }
        };
        /*}}}*/
        function onBlur(e)/*{{{*/
        {
            $keymgr.hide();
        };
        /*}}}*/
        function doNudge(e,x,y)/*{{{*/
        {
            if (options.allowMove) {
                Coords.moveOffset([x,y]);
                Selection.updateVisible();
            };
            e.preventDefault();
            e.stopPropagation();
        };
        /*}}}*/
        function parseKey(e)/*{{{*/
        {
            if (e.ctrlKey) return true;
            shift_down = e.shiftKey ? true : false;
            var nudge = shift_down ? 10 : 1;
            switch(e.keyCode)
            {
                case 37: doNudge(e,-nudge,0); break;
                case 39: doNudge(e,nudge,0); break;
                case 38: doNudge(e,0,-nudge); break;
                case 40: doNudge(e,0,nudge); break;

                case 27: Selection.release(); break;

                case 9: return true;
            }

            return nothing(e);
        };
        /*}}}*/
        
        if (options.keySupport) $keywrap.insertBefore($img);
        return {
            watchKeys: watchKeys
        };
    }();
    /*}}}*/

    // }}}
    // Internal Methods {{{

    function px(n) { return '' + parseInt(n) + 'px'; };
    function pct(n) { return '' + parseInt(n) + '%'; };
    function cssClass(cl) { return options.baseClass + '-' + cl; };
    function getPos(obj)/*{{{*/
    {
        // Updated in v0.9.4 to use built-in dimensions plugin
        var pos = $(obj).offset();
        return [ pos.left, pos.top ];
    };
    /*}}}*/
    function mouseAbs(e)/*{{{*/
    {
        return [ (e.pageX - docOffset[0]), (e.pageY - docOffset[1]) ];
    };
    /*}}}*/
    function myCursor(type)/*{{{*/
    {
        if (type != lastcurs)
        {
            Tracker.setCursor(type);
            //Handles.xsetCursor(type);
            lastcurs = type;
        }
    };
    /*}}}*/
    function startDragMode(mode,pos)/*{{{*/
    {
        docOffset = getPos($img);
        Tracker.setCursor(mode=='move'?mode:mode+'-resize');

        if (mode == 'move')
            return Tracker.activateHandlers(createMover(pos), doneSelect);

        var fc = Coords.getFixed();
        var opp = oppLockCorner(mode);
        var opc = Coords.getCorner(oppLockCorner(opp));

        Coords.setPressed(Coords.getCorner(opp));
        Coords.setCurrent(opc);

        Tracker.activateHandlers(dragmodeHandler(mode,fc),doneSelect);
    };
    /*}}}*/
    function dragmodeHandler(mode,f)/*{{{*/
    {
        return function(pos) {
            if (!options.aspectRatio) switch(mode)
            {
                case 'e': pos[1] = f.y2; break;
                case 'w': pos[1] = f.y2; break;
                case 'n': pos[0] = f.x2; break;
                case 's': pos[0] = f.x2; break;
            }
            else switch(mode)
            {
                case 'e': pos[1] = f.y+1; break;
                case 'w': pos[1] = f.y+1; break;
                case 'n': pos[0] = f.x+1; break;
                case 's': pos[0] = f.x+1; break;
            }
            Coords.setCurrent(pos);
            Selection.update();
        };
    };
    /*}}}*/
    function createMover(pos)/*{{{*/
    {
        var lloc = pos;
        KeyManager.watchKeys();

        return function(pos)
        {
            Coords.moveOffset([pos[0] - lloc[0], pos[1] - lloc[1]]);
            lloc = pos;
            
            Selection.update();
        };
    };
    /*}}}*/
    function oppLockCorner(ord)/*{{{*/
    {
        switch(ord)
        {
            case 'n': return 'sw';
            case 's': return 'nw';
            case 'e': return 'nw';
            case 'w': return 'ne';
            case 'ne': return 'sw';
            case 'nw': return 'se';
            case 'se': return 'nw';
            case 'sw': return 'ne';
        };
    };
    /*}}}*/
    function createDragger(ord)/*{{{*/
    {
        return function(e) {
            if (options.disabled) return false;
            if ((ord == 'move') && !options.allowMove) return false;
            btndown = true;
            startDragMode(ord,mouseAbs(e));
            e.stopPropagation();
            e.preventDefault();
            return false;
        };
    };
    /*}}}*/
    function presize($obj,w,h)/*{{{*/
    {
        var nw = $obj.width(), nh = $obj.height();
        if ((nw > w) && w > 0)
        {
            nw = w;
            nh = (w/$obj.width()) * $obj.height();
        }
        if ((nh > h) && h > 0)
        {
            nh = h;
            nw = (h/$obj.height()) * $obj.width();
        }
        xscale = $obj.width() / nw;
        yscale = $obj.height() / nh;
        $obj.width(nw).height(nh);
    };
    /*}}}*/
    function unscale(c)/*{{{*/
    {
        return {
            x: parseInt(c.x * xscale), y: parseInt(c.y * yscale), 
            x2: parseInt(c.x2 * xscale), y2: parseInt(c.y2 * yscale), 
            w: parseInt(c.w * xscale), h: parseInt(c.h * yscale)
        };
    };
    /*}}}*/
    function doneSelect(pos)/*{{{*/
    {
        var c = Coords.getFixed();
        if (c.w > options.minSelect[0] && c.h > options.minSelect[1])
        {
            Selection.enableHandles();
            Selection.done();
        }
        else
        {
            Selection.release();
        }
        Tracker.setCursor( options.allowSelect?'crosshair':'default' );
    };
    /*}}}*/
    function newSelection(e)/*{{{*/
    {
        if (options.disabled) return false;
        if (!options.allowSelect) return false;
        btndown = true;
        docOffset = getPos($img);
        Selection.disableHandles();
        myCursor('crosshair');
        var pos = mouseAbs(e);
        Coords.setPressed(pos);
        Tracker.activateHandlers(selectDrag,doneSelect);
        KeyManager.watchKeys();
        Selection.update();

        e.stopPropagation();
        e.preventDefault();
        return false;
    };
    /*}}}*/
    function selectDrag(pos)/*{{{*/
    {
        Coords.setCurrent(pos);
        Selection.update();
    };
    /*}}}*/
    function newTracker()
    {
        var trk = $('<div></div>').addClass(cssClass('tracker'));
        $.browser.msie && trk.css({ opacity: 0, backgroundColor: 'white' });
        return trk;
    };

    // }}}
    // API methods {{{
        
    function animateTo(a)/*{{{*/
    {
        var x1 = a[0] / xscale,
            y1 = a[1] / yscale,
            x2 = a[2] / xscale,
            y2 = a[3] / yscale;

        if (animating) return;

        var animto = Coords.flipCoords(x1,y1,x2,y2);
        var c = Coords.getFixed();
        var animat = initcr = [ c.x, c.y, c.x2, c.y2 ];
        var interv = options.animationDelay;

        var x = animat[0];
        var y = animat[1];
        var x2 = animat[2];
        var y2 = animat[3];
        var ix1 = animto[0] - initcr[0];
        var iy1 = animto[1] - initcr[1];
        var ix2 = animto[2] - initcr[2];
        var iy2 = animto[3] - initcr[3];
        var pcent = 0;
        var velocity = options.swingSpeed;

        Selection.animMode(true);

        var animator = function()
        {
            return function()
            {
                pcent += (100 - pcent) / velocity;

                animat[0] = x + ((pcent / 100) * ix1);
                animat[1] = y + ((pcent / 100) * iy1);
                animat[2] = x2 + ((pcent / 100) * ix2);
                animat[3] = y2 + ((pcent / 100) * iy2);

                if (pcent < 100) animateStart();
                    else Selection.done();

                if (pcent >= 99.8) pcent = 100;

                setSelectRaw(animat);
            };
        }();

        function animateStart()
            { window.setTimeout(animator,interv); };

        animateStart();
    };
    /*}}}*/
    function setSelect(rect)//{{{
    {
        setSelectRaw([rect[0]/xscale,rect[1]/yscale,rect[2]/xscale,rect[3]/yscale]);
    };
    //}}}
    function setSelectRaw(l) /*{{{*/
    {
        Coords.setPressed([l[0],l[1]]);
        Coords.setCurrent([l[2],l[3]]);
        Selection.update();
    };
    /*}}}*/
    function setOptions(opt)/*{{{*/
    {
        if (typeof(opt) != 'object') opt = { };
        options = $.extend(options,opt);

        if (typeof(options.onChange)!=='function')
            options.onChange = function() { };

        if (typeof(options.onSelect)!=='function')
            options.onSelect = function() { };

    };
    /*}}}*/
    function tellSelect()/*{{{*/
    {
        return unscale(Coords.getFixed());
    };
    /*}}}*/
    function tellScaled()/*{{{*/
    {
        return Coords.getFixed();
    };
    /*}}}*/
    function setOptionsNew(opt)/*{{{*/
    {
        setOptions(opt);
        interfaceUpdate();
    };
    /*}}}*/
    function disableCrop()//{{{
    {
        options.disabled = true;
        Selection.disableHandles();
        Selection.setCursor('default');
        Tracker.setCursor('default');
    };
    //}}}
    function enableCrop()//{{{
    {
        options.disabled = false;
        interfaceUpdate();
    };
    //}}}
    function cancelCrop()//{{{
    {
        Selection.done();
        Tracker.activateHandlers(null,null);
    };
    //}}}
    function destroy()//{{{
    {
        $div.remove();
        $origimg.show();
    };
    //}}}

    function interfaceUpdate(alt)//{{{
    // This method tweaks the interface based on options object.
    // Called when options are changed and at end of initialization.
    {
        options.allowResize ?
            alt?Selection.enableOnly():Selection.enableHandles():
            Selection.disableHandles();

        Tracker.setCursor( options.allowSelect? 'crosshair': 'default' );
        Selection.setCursor( options.allowMove? 'move': 'default' );

        $div.css('backgroundColor',options.bgColor);

        if ('setSelect' in options) {
            setSelect(opt.setSelect);
            Selection.done();
            delete(options.setSelect);
        }

        if ('trueSize' in options) {
            xscale = options.trueSize[0] / boundx;
            yscale = options.trueSize[1] / boundy;
        }

        xlimit = options.maxSize[0] || 0;
        ylimit = options.maxSize[1] || 0;
        xmin = options.minSize[0] || 0;
        ymin = options.minSize[1] || 0;

        if ('outerImage' in options)
        {
            $img.attr('src',options.outerImage);
            delete(options.outerImage);
        }

        Selection.refresh();
    };
    //}}}

    // }}}

    $hdl_holder.hide();
    interfaceUpdate(true);
    
    var api = {
        animateTo: animateTo,
        setSelect: setSelect,
        setOptions: setOptionsNew,
        tellSelect: tellSelect,
        tellScaled: tellScaled,

        disable: disableCrop,
        enable: enableCrop,
        cancel: cancelCrop,

        focus: KeyManager.watchKeys,

        getBounds: function() { return [ boundx * xscale, boundy * yscale ]; },
        getWidgetSize: function() { return [ boundx, boundy ]; },

        release: Selection.release,
        destroy: destroy

    };

    $origimg.data('Jcrop',api);
    return api;
};

$.fn.Jcrop = function(options)/*{{{*/
{
    function attachWhenDone(from)/*{{{*/
    {
        var loadsrc = options.useImg || from.src;
        var img = new Image();
        img.onload = function() { $.Jcrop(from,options); };
        img.src = loadsrc;
    };
    /*}}}*/
    if (typeof(options) !== 'object') options = { };

    // Iterate over each object, attach Jcrop
    this.each(function()
    {
        // If we've already attached to this object
        if ($(this).data('Jcrop'))
        {
            // The API can be requested this way (undocumented)
            if (options == 'api') return $(this).data('Jcrop');
            // Otherwise, we just reset the options...
            else $(this).data('Jcrop').setOptions(options);
        }
        // If we haven't been attached, preload and attach
        else attachWhenDone(this);
    });

    // Return "this" so we're chainable a la jQuery plugin-style!
    return this;
};
/*}}}*/

})(jQuery);