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+/**
+ * jquery.Jcrop.js v0.9.9
+ * jQuery Image Cropping Plugin
+ * @author Kelly Hallman <khallman@gmail.com>
+ * Copyright (c) 2008-2011 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) {
+ var options = $.extend({}, $.Jcrop.defaults),
+ docOffset, lastcurs, ie6mode = false;
+
+ // Internal Methods {{{
+ function px(n) {
+ return parseInt(n, 10) + 'px';
+ }
+ function pct(n) {
+ return parseInt(n, 10) + '%';
+ }
+ function cssClass(cl) {
+ return options.baseClass + '-' + cl;
+ }
+ function supportsColorFade() {
+ return $.fx.step.hasOwnProperty('backgroundColor');
+ }
+ 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 setOptions(opt) //{{{
+ {
+ if (typeof(opt) !== 'object') {
+ opt = {};
+ }
+ options = $.extend(options, opt);
+
+ if (typeof(options.onChange) !== 'function') {
+ options.onChange = function () {};
+ }
+ if (typeof(options.onSelect) !== 'function') {
+ options.onSelect = function () {};
+ }
+ if (typeof(options.onRelease) !== 'function') {
+ options.onRelease = function () {};
+ }
+ }
+ //}}}
+ function myCursor(type) //{{{
+ {
+ if (type !== lastcurs) {
+ Tracker.setCursor(type);
+ lastcurs = type;
+ }
+ }
+ //}}}
+ function startDragMode(mode, pos) //{{{
+ {
+ docOffset = getPos($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;
+ $obj.width(nw).height(nh);
+ }
+ //}}}
+ function unscale(c) //{{{
+ {
+ return {
+ x: parseInt(c.x * xscale, 10),
+ y: parseInt(c.y * yscale, 10),
+ x2: parseInt(c.x2 * xscale, 10),
+ y2: parseInt(c.y2 * yscale, 10),
+ w: parseInt(c.w * xscale, 10),
+ h: parseInt(c.h * yscale, 10)
+ };
+ }
+ //}}}
+ function doneSelect(pos) //{{{
+ {
+ var c = Coords.getFixed();
+ if ((c.w > options.minSelect[0]) && (c.h > options.minSelect[1])) {
+ Selection.enableHandles();
+ Selection.done();
+ } else {
+ Selection.release();
+ }
+ Tracker.setCursor(options.allowSelect ? 'crosshair' : 'default');
+ }
+ //}}}
+ function newSelection(e) //{{{
+ {
+ if (options.disabled) {
+ return false;
+ }
+ if (!options.allowSelect) {
+ return false;
+ }
+ btndown = true;
+ docOffset = getPos($img);
+ Selection.disableHandles();
+ myCursor('crosshair');
+ var pos = mouseAbs(e);
+ Coords.setPressed(pos);
+ Selection.update();
+ Tracker.activateHandlers(selectDrag, doneSelect);
+ KeyManager.watchKeys();
+
+ e.stopPropagation();
+ e.preventDefault();
+ return false;
+ }
+ //}}}
+ function selectDrag(pos) //{{{
+ {
+ Coords.setCurrent(pos);
+ Selection.update();
+ }
+ //}}}
+ function newTracker() //{{{
+ {
+ var trk = $('<div></div>').addClass(cssClass('tracker'));
+ if ($.browser.msie) {
+ trk.css({
+ opacity: 0,
+ backgroundColor: 'white'
+ });
+ }
+ return trk;
+ }
+ //}}}
+
+ // }}}
+ // Initialization {{{
+ // Sanitize some options {{{
+ if ($.browser.msie && ($.browser.version.split('.')[0] === '6')) {
+ ie6mode = true;
+ }
+ if (typeof(obj) !== 'object') {
+ obj = $(obj)[0];
+ }
+ if (typeof(opt) !== 'object') {
+ opt = {};
+ }
+ // }}}
+ setOptions(opt);
+ // Initialize some jQuery objects {{{
+ // The values are SET on the image(s) for the interface
+ // If the original image has any of these set, they will be reset
+ // However, if you destroy() the Jcrop instance the original image's
+ // character in the DOM will be as you left it.
+ var img_css = {
+ border: 'none',
+ margin: 0,
+ padding: 0,
+ position: 'absolute'
+ };
+
+ var $origimg = $(obj);
+ var $img = $origimg.clone().removeAttr('id').css(img_css);
+
+ $img.width($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);
+
+ delete(options.bgColor);
+ if (options.addClass) {
+ $div.addClass(options.addClass);
+ }
+
+ var $img2 = $('<img />')
+ .attr('src', $img.attr('src')).css(img_css).width(boundx).height(boundy),
+
+ $img_holder = $('<div />')
+ .width(pct(100)).height(pct(100)).css({
+ zIndex: 310,
+ position: 'absolute',
+ overflow: 'hidden'
+ }).append($img2),
+
+ $hdl_holder = $('<div />')
+ .width(pct(100)).height(pct(100)).css('zIndex', 320),
+
+ $sel = $('<div />')
+ .css({
+ position: 'absolute',
+ zIndex: 300
+ }).insertBefore($img).append($img_holder, $hdl_holder);
+
+ if (ie6mode) {
+ $sel.css({
+ overflowY: 'hidden'
+ });
+ }
+
+ var bound = options.boundary;
+ var $trk = newTracker().width(boundx + (bound * 2)).height(boundy + (bound * 2)).css({
+ position: 'absolute',
+ top: px(-bound),
+ left: px(-bound),
+ zIndex: 290
+ }).mousedown(newSelection);
+
+ /* }}} */
+ // Set more variables {{{
+ var bgopacity = options.bgOpacity,
+ xlimit, ylimit, xmin, ymin, xscale, yscale, enabled = true,
+ btndown, animating, shift_down;
+
+ docOffset = getPos($img);
+ // }}}
+ // }}}
+ // Internal Modules {{{
+ // Touch Module {{{
+ var Touch = (function () {
+ // Touch support detection function adapted (under MIT License)
+ // from code by Jeffrey Sambells - http://github.com/iamamused/
+ function hasTouchSupport() {
+ var support = {},
+ events = ['touchstart', 'touchmove', 'touchend'],
+ el = document.createElement('div'), i;
+
+ try {
+ for(i=0; i<events.length; i++) {
+ var eventName = events[i];
+ eventName = 'on' + eventName;
+ var isSupported = (eventName in el);
+ if (!isSupported) {
+ el.setAttribute(eventName, 'return;');
+ isSupported = typeof el[eventName] == 'function';
+ }
+ support[events[i]] = isSupported;
+ }
+ return support.touchstart && support.touchend && support.touchmove;
+ }
+ catch(err) {
+ return false;
+ }
+ }
+
+ function detectSupport() {
+ if ((options.touchSupport === true) || (options.touchSupport === false)) return options.touchSupport;
+ else return hasTouchSupport();
+ }
+ return {
+ createDragger: function (ord) {
+ return function (e) {
+ e.pageX = e.originalEvent.changedTouches[0].pageX;
+ e.pageY = e.originalEvent.changedTouches[0].pageY;
+ if (options.disabled) {
+ return false;
+ }
+ if ((ord === 'move') && !options.allowMove) {
+ return false;
+ }
+ btndown = true;
+ startDragMode(ord, mouseAbs(e));
+ e.stopPropagation();
+ e.preventDefault();
+ return false;
+ };
+ },
+ newSelection: function (e) {
+ e.pageX = e.originalEvent.changedTouches[0].pageX;
+ e.pageY = e.originalEvent.changedTouches[0].pageY;
+ return newSelection(e);
+ },
+ isSupported: hasTouchSupport,
+ support: detectSupport()
+ };
+ }());
+ // }}}
+ // Coords Module {{{
+ var Coords = (function () {
+ var x1 = 0,
+ y1 = 0,
+ x2 = 0,
+ y2 = 0,
+ ox, oy;
+
+ function setPressed(pos) //{{{
+ {
+ pos = rebound(pos);
+ x2 = x1 = pos[0];
+ y2 = y1 = pos[1];
+ }
+ //}}}
+ function setCurrent(pos) //{{{
+ {
+ 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 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,
+ ysize = y2 - y1,
+ delta;
+
+ 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 / yscale && (Math.abs(ysize) < ymin / yscale)) {
+ y2 = (ysize > 0) ? (y1 + ymin / yscale) : (y1 - ymin / yscale);
+ }
+ if (xmin / xscale && (Math.abs(xsize) < xmin / xscale)) {
+ x2 = (xsize > 0) ? (x1 + xmin / xscale) : (x1 - xmin / xscale);
+ }
+
+ 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) {
+ delta = x2 - boundx;
+ x1 -= delta;
+ x2 -= delta;
+ }
+ if (y2 > boundy) {
+ delta = y2 - boundy;
+ y1 -= delta;
+ y2 -= delta;
+ }
+ if (x1 > boundx) {
+ delta = x1 - boundy;
+ y2 -= delta;
+ y1 -= delta;
+ }
+ if (y1 > boundy) {
+ 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
+ };
+ }());
+
+ //}}}
+ // Selection Module {{{
+ var Selection = (function () {
+ var awake, hdep = 370;
+ var borders = {};
+ var handle = {};
+ var seehandles = false;
+ var hhs = options.handleOffset;
+
+ // 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
+ });
+
+ if (Touch.support) {
+ jq.bind('touchstart', Touch.createDragger(ord));
+ }
+
+ $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,
+ h = s,
+ w = s,
+ t = hhs,
+ l = hhs;
+
+ 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) //{{{
+ {
+ var i;
+ for (i = 0; i < li.length; i++) {
+ 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 = -hhs + 1,
+ west = -hhs + 1,
+ east = c.w - hhs,
+ south = c.h - hhs,
+ x, y;
+
+ if (handle.e) {
+ 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)
+ });
+ }
+ if (handle.ne) {
+ handle.ne.css({
+ left: px(east)
+ });
+ handle.se.css({
+ top: px(south),
+ left: px(east)
+ });
+ handle.sw.css({
+ top: px(south)
+ });
+ }
+ if (handle.b) {
+ 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) });
+ */
+
+ if (seehandles) {
+ moveHandles(c);
+ }
+ if (!awake) {
+ show();
+ }
+
+ options.onChange.call(api, unscale(c));
+ }
+ //}}}
+ function show() //{{{
+ {
+ $sel.show();
+
+ if (options.bgFade) {
+ $img.fadeTo(options.fadeTime, bgopacity);
+ } else {
+ $img.css('opacity', bgopacity);
+ }
+
+ awake = true;
+ }
+ //}}}
+ function release() //{{{
+ {
+ disableHandles();
+ $sel.hide();
+
+ if (options.bgFade) {
+ $img.fadeTo(options.fadeTime, 1);
+ } else {
+ $img.css('opacity', 1);
+ }
+
+ awake = false;
+ options.onRelease.call(api);
+ }
+ //}}}
+ 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) //{{{
+ {
+ if (animating === v) {
+ disableHandles();
+ } else {
+ enableHandles();
+ }
+ }
+ //}}}
+ function done() //{{{
+ {
+ animMode(false);
+ refresh();
+ }
+ //}}}
+ /* Insert draggable elements {{{*/
+
+ // Insert border divs for outline
+ if (options.drawBorders) {
+ borders = {
+ top: insertBorder('hline'),
+ bottom: insertBorder('hline bottom'),
+ left: insertBorder('vline'),
+ right: insertBorder('vline right')
+ };
+ }
+
+ // 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 and corner handles
+ if (options.sideHandles) {
+ createHandles(['n', 's', 'e', 'w']);
+ }
+ if (options.cornerHandles) {
+ createHandles(['sw', 'nw', 'ne', 'se']);
+ }
+
+
+ //}}}
+
+ var $track = newTracker().mousedown(createDragger('move')).css({
+ cursor: 'move',
+ position: 'absolute',
+ zIndex: 360
+ });
+
+ if (Touch.support) {
+ $track.bind('touchstart.jcrop', Touch.createDragger('move'));
+ }
+
+ $img_holder.append($track);
+ disableHandles();
+
+ return {
+ updateVisible: updateVisible,
+ update: update,
+ release: release,
+ refresh: refresh,
+ isAwake: function () {
+ return awake;
+ },
+ setCursor: function (cursor) {
+ $track.css('cursor', cursor);
+ },
+ enableHandles: enableHandles,
+ enableOnly: function () {
+ seehandles = true;
+ },
+ showHandles: showHandles,
+ disableHandles: disableHandles,
+ animMode: animMode,
+ done: done
+ };
+ }());
+
+ //}}}
+ // Tracker Module {{{
+ var Tracker = (function () {
+ var onMove = function () {},
+ onDone = function () {},
+ trackDoc = options.trackDocument;
+
+ function toFront() //{{{
+ {
+ $trk.css({
+ zIndex: 450
+ });
+ if (trackDoc) {
+ $(document)
+ .bind('mousemove',trackMove)
+ .bind('mouseup',trackUp);
+ }
+ }
+ //}}}
+ function toBack() //{{{
+ {
+ $trk.css({
+ zIndex: 290
+ });
+ if (trackDoc) {
+ $(document)
+ .unbind('mousemove', trackMove)
+ .unbind('mouseup', trackUp);
+ }
+ }
+ //}}}
+ function trackMove(e) //{{{
+ {
+ onMove(mouseAbs(e));
+ return false;
+ }
+ //}}}
+ function trackUp(e) //{{{
+ {
+ e.preventDefault();
+ e.stopPropagation();
+
+ if (btndown) {
+ btndown = false;
+
+ onDone(mouseAbs(e));
+
+ if (Selection.isAwake()) {
+ options.onSelect.call(api, unscale(Coords.getFixed()));
+ }
+
+ toBack();
+ onMove = function () {};
+ onDone = function () {};
+ }
+
+ return false;
+ }
+ //}}}
+ function activateHandlers(move, done) //{{{
+ {
+ btndown = true;
+ onMove = move;
+ onDone = done;
+ toFront();
+ return false;
+ }
+ //}}}
+ function trackTouchMove(e) //{{{
+ {
+ e.pageX = e.originalEvent.changedTouches[0].pageX;
+ e.pageY = e.originalEvent.changedTouches[0].pageY;
+ return trackMove(e);
+ }
+ //}}}
+ function trackTouchEnd(e) //{{{
+ {
+ e.pageX = e.originalEvent.changedTouches[0].pageX;
+ e.pageY = e.originalEvent.changedTouches[0].pageY;
+ return trackUp(e);
+ }
+ //}}}
+ function setCursor(t) //{{{
+ {
+ $trk.css('cursor', t);
+ }
+ //}}}
+
+ if (Touch.support) {
+ $(document)
+ .bind('touchmove', trackTouchMove)
+ .bind('touchend', trackTouchEnd);
+ }
+
+ if (!trackDoc) {
+ $trk.mousemove(trackMove).mouseup(trackUp).mouseout(trackUp);
+ }
+
+ $img.before($trk);
+ return {
+ activateHandlers: activateHandlers,
+ setCursor: setCursor
+ };
+ }());
+ //}}}
+ // KeyManager Module {{{
+ var KeyManager = (function () {
+ var $keymgr = $('<input type="radio" />').css({
+ position: 'fixed',
+ left: '-120px',
+ width: '12px'
+ }),
+ $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 false;
+ }
+ //}}}
+
+ if (options.keySupport) {
+ $keymgr.keydown(parseKey).blur(onBlur);
+ if (ie6mode || !options.fixedSupport) {
+ $keymgr.css({
+ position: 'absolute',
+ left: '-20px'
+ });
+ $keywrap.append($keymgr).insertBefore($img);
+ } else {
+ $keymgr.insertBefore($img);
+ }
+ }
+
+
+ return {
+ watchKeys: watchKeys
+ };
+ }());
+ //}}}
+ // }}}
+ // API methods {{{
+ function setClass(cname) //{{{
+ {
+ $div.removeClass().addClass(cssClass('holder')).addClass(cname);
+ }
+ //}}}
+ function animateTo(a, callback) //{{{
+ {
+ var x1 = parseInt(a[0], 10) / xscale,
+ y1 = parseInt(a[1], 10) / yscale,
+ x2 = parseInt(a[2], 10) / xscale,
+ y2 = parseInt(a[3], 10) / yscale;
+
+ if (animating) {
+ return;
+ }
+
+ var animto = Coords.flipCoords(x1, y1, x2, y2),
+ c = Coords.getFixed(),
+ initcr = [c.x, c.y, c.x2, c.y2],
+ animat = initcr,
+ interv = options.animationDelay,
+ ix1 = animto[0] - initcr[0],
+ iy1 = animto[1] - initcr[1],
+ ix2 = animto[2] - initcr[2],
+ iy2 = animto[3] - initcr[3],
+ pcent = 0,
+ velocity = options.swingSpeed;
+
+ x = animat[0];
+ y = animat[1];
+ x2 = animat[2];
+ y2 = animat[3];
+
+ Selection.animMode(true);
+ var anim_timer;
+
+ function queueAnimator() {
+ window.setTimeout(animator, interv);
+ }
+ 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 >= 99.8) {
+ pcent = 100;
+ }
+ if (pcent < 100) {
+ setSelectRaw(animat);
+ queueAnimator();
+ } else {
+ Selection.done();
+ if (typeof(callback) === 'function') {
+ callback.call(api);
+ }
+ }
+ };
+ }());
+ queueAnimator();
+ }
+ //}}}
+ function setSelect(rect) //{{{
+ {
+ setSelectRaw([
+ parseInt(rect[0], 10) / xscale, parseInt(rect[1], 10) / yscale, parseInt(rect[2], 10) / xscale, parseInt(rect[3], 10) / yscale]);
+ }
+ //}}}
+ function setSelectRaw(l) //{{{
+ {
+ Coords.setPressed([l[0], l[1]]);
+ Coords.setCurrent([l[2], l[3]]);
+ Selection.update();
+ }
+ //}}}
+ 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();
+ $(obj).removeData('Jcrop');
+ }
+ //}}}
+ function setImage(src, callback) //{{{
+ {
+ Selection.release();
+ disableCrop();
+ var img = new Image();
+ img.onload = function () {
+ var iw = img.width;
+ var ih = img.height;
+ var bw = options.boxWidth;
+ var bh = options.boxHeight;
+ $img.width(iw).height(ih);
+ $img.attr('src', src);
+ $img2.attr('src', src);
+ presize($img, bw, bh);
+ boundx = $img.width();
+ boundy = $img.height();
+ $img2.width(boundx).height(boundy);
+ $trk.width(boundx + (bound * 2)).height(boundy + (bound * 2));
+ $div.width(boundx).height(boundy);
+ enableCrop();
+
+ if (typeof(callback) === 'function') {
+ callback.call(api);
+ }
+ };
+ img.src = src;
+ }
+ //}}}
+ function interfaceUpdate(alt) //{{{
+ // This method tweaks the interface based on options object.
+ // Called when options are changed and at end of initialization.
+ {
+ if (options.allowResize) {
+ if (alt) {
+ Selection.enableOnly();
+ } else {
+ Selection.enableHandles();
+ }
+ } else {
+ Selection.disableHandles();
+ }
+
+ Tracker.setCursor(options.allowSelect ? 'crosshair' : 'default');
+ Selection.setCursor(options.allowMove ? 'move' : 'default');
+
+
+ if (options.hasOwnProperty('setSelect')) {
+ setSelect(options.setSelect);
+ Selection.done();
+ delete(options.setSelect);
+ }
+
+ if (options.hasOwnProperty('trueSize')) {
+ xscale = options.trueSize[0] / boundx;
+ yscale = options.trueSize[1] / boundy;
+ }
+ if (options.hasOwnProperty('bgColor')) {
+
+ if (supportsColorFade() && options.fadeTime) {
+ $div.animate({
+ backgroundColor: options.bgColor
+ }, {
+ queue: false,
+ duration: options.fadeTime
+ });
+ } else {
+ $div.css('backgroundColor', options.bgColor);
+ }
+
+ delete(options.bgColor);
+ }
+ if (options.hasOwnProperty('bgOpacity')) {
+ bgopacity = options.bgOpacity;
+
+ if (Selection.isAwake()) {
+ if (options.fadeTime) {
+ $img.fadeTo(options.fadeTime, bgopacity);
+ } else {
+ $div.css('opacity', options.opacity);
+ }
+ }
+ delete(options.bgOpacity);
+ }
+
+ xlimit = options.maxSize[0] || 0;
+ ylimit = options.maxSize[1] || 0;
+ xmin = options.minSize[0] || 0;
+ ymin = options.minSize[1] || 0;
+
+ if (options.hasOwnProperty('outerImage')) {
+ $img.attr('src', options.outerImage);
+ delete(options.outerImage);
+ }
+
+ Selection.refresh();
+ }
+ //}}}
+ //}}}
+
+ if (Touch.support) {
+ $trk.bind('touchstart', Touch.newSelection);
+ }
+
+ $hdl_holder.hide();
+ interfaceUpdate(true);
+
+ var api = {
+ setImage: setImage,
+ animateTo: animateTo,
+ setSelect: setSelect,
+ setOptions: setOptionsNew,
+ tellSelect: tellSelect,
+ tellScaled: tellScaled,
+ setClass: setClass,
+
+ disable: disableCrop,
+ enable: enableCrop,
+ cancel: cancelCrop,
+ release: Selection.release,
+ destroy: destroy,
+
+ focus: KeyManager.watchKeys,
+
+ getBounds: function () {
+ return [boundx * xscale, boundy * yscale];
+ },
+ getWidgetSize: function () {
+ return [boundx, boundy];
+ },
+ getScaleFactor: function () {
+ return [xscale, yscale];
+ },
+
+ ui: {
+ holder: $div,
+ selection: $sel
+ }
+ };
+
+ if ($.browser.msie) {
+ $div.bind('selectstart', function () {
+ return false;
+ });
+ }
+
+ $origimg.data('Jcrop', api);
+ return api;
+ };
+ $.fn.Jcrop = function (options, callback) //{{{
+ {
+
+ function attachWhenDone(from) //{{{
+ {
+ var opt = (typeof(options) === 'object') ? options : {};
+ var loadsrc = opt.useImg || from.src;
+ var img = new Image();
+ img.onload = function () {
+ function attachJcrop() {
+ var api = $.Jcrop(from, opt);
+ if (typeof(callback) === 'function') {
+ callback.call(api);
+ }
+ }
+
+ function attachAttempt() {
+ if (!img.width || !img.height) {
+ window.setTimeout(attachAttempt, 50);
+ } else {
+ attachJcrop();
+ }
+ }
+ window.setTimeout(attachAttempt, 50);
+ };
+ img.src = loadsrc;
+ }
+ //}}}
+
+ // Iterate over each object, attach Jcrop
+ this.each(function () {
+ // If we've already attached to this object
+ if ($(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 the object is chainable (jQuery-style)
+ return this;
+ };
+ //}}}
+ // Global Defaults {{{
+ $.Jcrop.defaults = {
+
+ // Basic Settings
+ allowSelect: true,
+ allowMove: true,
+ allowResize: true,
+
+ trackDocument: true,
+
+ // Styling Options
+ baseClass: 'jcrop',
+ addClass: null,
+ bgColor: 'black',
+ bgOpacity: 0.6,
+ bgFade: false,
+ borderOpacity: 0.4,
+ handleOpacity: 0.5,
+ handleSize: 9,
+ handleOffset: 5,
+
+ aspectRatio: 0,
+ keySupport: true,
+ cornerHandles: true,
+ sideHandles: true,
+ drawBorders: true,
+ dragEdges: true,
+ fixedSupport: true,
+ touchSupport: null,
+
+ boxWidth: 0,
+ boxHeight: 0,
+ boundary: 2,
+ fadeTime: 400,
+ animationDelay: 20,
+ swingSpeed: 3,
+
+ minSelect: [0, 0],
+ maxSize: [0, 0],
+ minSize: [0, 0],
+
+ // Callbacks / Event Handlers
+ onChange: function () {},
+ onSelect: function () {},
+ onRelease: function () {}
+ };
+
+ // }}}
+}(jQuery));
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 19:01:03 +0000