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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | espaco | 1 | /** |
| 2 | * jquery.Jcrop.js v0.9.12 |
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| 3 | * jQuery Image Cropping Plugin - released under MIT License |
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| 4 | * Author: Kelly Hallman <khallman@gmail.com> |
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| 5 | * http://github.com/tapmodo/Jcrop |
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| 6 | * Copyright (c) 2008-2013 Tapmodo Interactive LLC {{{ |
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| 7 | * |
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| 8 | * Permission is hereby granted, free of charge, to any person |
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| 9 | * obtaining a copy of this software and associated documentation |
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| 10 | * files (the "Software"), to deal in the Software without |
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| 11 | * restriction, including without limitation the rights to use, |
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| 12 | * copy, modify, merge, publish, distribute, sublicense, and/or sell |
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| 13 | * copies of the Software, and to permit persons to whom the |
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| 14 | * Software is furnished to do so, subject to the following |
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| 15 | * conditions: |
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| 16 | * |
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| 17 | * The above copyright notice and this permission notice shall be |
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| 18 | * included in all copies or substantial portions of the Software. |
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| 19 | * |
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| 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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| 21 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES |
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| 22 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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| 23 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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| 24 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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| 25 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 26 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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| 27 | * OTHER DEALINGS IN THE SOFTWARE. |
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| 28 | * |
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| 29 | * }}} |
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| 30 | */ |
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| 31 | |||
| 32 | (function ($) { |
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| 33 | |||
| 34 | $.Jcrop = function (obj, opt) { |
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| 35 | var options = $.extend({}, $.Jcrop.defaults), |
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| 36 | docOffset, |
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| 37 | _ua = navigator.userAgent.toLowerCase(), |
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| 38 | is_msie = /msie/.test(_ua), |
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| 39 | ie6mode = /msie [1-6]\./.test(_ua); |
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| 40 | |||
| 41 | // Internal Methods {{{ |
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| 42 | function px(n) { |
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| 43 | return Math.round(n) + 'px'; |
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| 44 | } |
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| 45 | function cssClass(cl) { |
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| 46 | return options.baseClass + '-' + cl; |
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| 47 | } |
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| 48 | function supportsColorFade() { |
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| 49 | return $.fx.step.hasOwnProperty('backgroundColor'); |
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| 50 | } |
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| 51 | function getPos(obj) //{{{ |
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| 52 | { |
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| 53 | var pos = $(obj).offset(); |
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| 54 | return [pos.left, pos.top]; |
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| 55 | } |
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| 56 | //}}} |
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| 57 | function mouseAbs(e) //{{{ |
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| 58 | { |
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| 59 | return [(e.pageX - docOffset[0]), (e.pageY - docOffset[1])]; |
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| 60 | } |
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| 61 | //}}} |
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| 62 | function setOptions(opt) //{{{ |
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| 63 | { |
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| 64 | if (typeof(opt) !== 'object') opt = {}; |
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| 65 | options = $.extend(options, opt); |
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| 66 | |||
| 67 | $.each(['onChange','onSelect','onRelease','onDblClick'],function(i,e) { |
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| 68 | if (typeof(options[e]) !== 'function') options[e] = function () {}; |
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| 69 | }); |
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| 70 | } |
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| 71 | //}}} |
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| 72 | function startDragMode(mode, pos, touch) //{{{ |
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| 73 | { |
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| 74 | docOffset = getPos($img); |
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| 75 | Tracker.setCursor(mode === 'move' ? mode : mode + '-resize'); |
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| 76 | |||
| 77 | if (mode === 'move') { |
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| 78 | return Tracker.activateHandlers(createMover(pos), doneSelect, touch); |
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| 79 | } |
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| 80 | |||
| 81 | var fc = Coords.getFixed(); |
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| 82 | var opp = oppLockCorner(mode); |
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| 83 | var opc = Coords.getCorner(oppLockCorner(opp)); |
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| 84 | |||
| 85 | Coords.setPressed(Coords.getCorner(opp)); |
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| 86 | Coords.setCurrent(opc); |
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| 87 | |||
| 88 | Tracker.activateHandlers(dragmodeHandler(mode, fc), doneSelect, touch); |
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| 89 | } |
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| 90 | //}}} |
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| 91 | function dragmodeHandler(mode, f) //{{{ |
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| 92 | { |
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| 93 | return function (pos) { |
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| 94 | if (!options.aspectRatio) { |
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| 95 | switch (mode) { |
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| 96 | case 'e': |
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| 97 | pos[1] = f.y2; |
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| 98 | break; |
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| 99 | case 'w': |
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| 100 | pos[1] = f.y2; |
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| 101 | break; |
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| 102 | case 'n': |
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| 103 | pos[0] = f.x2; |
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| 104 | break; |
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| 105 | case 's': |
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| 106 | pos[0] = f.x2; |
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| 107 | break; |
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| 108 | } |
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| 109 | } else { |
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| 110 | switch (mode) { |
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| 111 | case 'e': |
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| 112 | pos[1] = f.y + 1; |
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| 113 | break; |
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| 114 | case 'w': |
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| 115 | pos[1] = f.y + 1; |
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| 116 | break; |
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| 117 | case 'n': |
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| 118 | pos[0] = f.x + 1; |
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| 119 | break; |
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| 120 | case 's': |
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| 121 | pos[0] = f.x + 1; |
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| 122 | break; |
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| 123 | } |
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| 124 | } |
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| 125 | Coords.setCurrent(pos); |
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| 126 | Selection.update(); |
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| 127 | }; |
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| 128 | } |
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| 129 | //}}} |
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| 130 | function createMover(pos) //{{{ |
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| 131 | { |
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| 132 | var lloc = pos; |
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| 133 | KeyManager.watchKeys(); |
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| 134 | |||
| 135 | return function (pos) { |
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| 136 | Coords.moveOffset([pos[0] - lloc[0], pos[1] - lloc[1]]); |
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| 137 | lloc = pos; |
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| 138 | |||
| 139 | Selection.update(); |
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| 140 | }; |
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| 141 | } |
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| 142 | //}}} |
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| 143 | function oppLockCorner(ord) //{{{ |
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| 144 | { |
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| 145 | switch (ord) { |
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| 146 | case 'n': |
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| 147 | return 'sw'; |
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| 148 | case 's': |
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| 149 | return 'nw'; |
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| 150 | case 'e': |
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| 151 | return 'nw'; |
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| 152 | case 'w': |
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| 153 | return 'ne'; |
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| 154 | case 'ne': |
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| 155 | return 'sw'; |
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| 156 | case 'nw': |
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| 157 | return 'se'; |
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| 158 | case 'se': |
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| 159 | return 'nw'; |
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| 160 | case 'sw': |
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| 161 | return 'ne'; |
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| 162 | } |
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| 163 | } |
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| 164 | //}}} |
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| 165 | function createDragger(ord) //{{{ |
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| 166 | { |
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| 167 | return function (e) { |
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| 168 | if (options.disabled) { |
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| 169 | return false; |
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| 170 | } |
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| 171 | if ((ord === 'move') && !options.allowMove) { |
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| 172 | return false; |
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| 173 | } |
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| 174 | |||
| 175 | // Fix position of crop area when dragged the very first time. |
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| 176 | // Necessary when crop image is in a hidden element when page is loaded. |
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| 177 | docOffset = getPos($img); |
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| 178 | |||
| 179 | btndown = true; |
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| 180 | startDragMode(ord, mouseAbs(e)); |
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| 181 | e.stopPropagation(); |
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| 182 | e.preventDefault(); |
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| 183 | return false; |
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| 184 | }; |
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| 185 | } |
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| 186 | //}}} |
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| 187 | function presize($obj, w, h) //{{{ |
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| 188 | { |
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| 189 | var nw = $obj.width(), |
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| 190 | nh = $obj.height(); |
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| 191 | if ((nw > w) && w > 0) { |
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| 192 | nw = w; |
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| 193 | nh = (w / $obj.width()) * $obj.height(); |
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| 194 | } |
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| 195 | if ((nh > h) && h > 0) { |
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| 196 | nh = h; |
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| 197 | nw = (h / $obj.height()) * $obj.width(); |
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| 198 | } |
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| 199 | xscale = $obj.width() / nw; |
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| 200 | yscale = $obj.height() / nh; |
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| 201 | $obj.width(nw).height(nh); |
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| 202 | } |
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| 203 | //}}} |
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| 204 | function unscale(c) //{{{ |
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| 205 | { |
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| 206 | return { |
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| 207 | x: c.x * xscale, |
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| 208 | y: c.y * yscale, |
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| 209 | x2: c.x2 * xscale, |
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| 210 | y2: c.y2 * yscale, |
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| 211 | w: c.w * xscale, |
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| 212 | h: c.h * yscale |
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| 213 | }; |
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| 214 | } |
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| 215 | //}}} |
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| 216 | function doneSelect(pos) //{{{ |
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| 217 | { |
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| 218 | var c = Coords.getFixed(); |
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| 219 | if ((c.w > options.minSelect[0]) && (c.h > options.minSelect[1])) { |
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| 220 | Selection.enableHandles(); |
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| 221 | Selection.done(); |
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| 222 | } else { |
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| 223 | Selection.release(); |
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| 224 | } |
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| 225 | Tracker.setCursor(options.allowSelect ? 'crosshair' : 'default'); |
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| 226 | } |
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| 227 | //}}} |
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| 228 | function newSelection(e) //{{{ |
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| 229 | { |
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| 230 | if (options.disabled) { |
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| 231 | return false; |
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| 232 | } |
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| 233 | if (!options.allowSelect) { |
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| 234 | return false; |
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| 235 | } |
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| 236 | btndown = true; |
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| 237 | docOffset = getPos($img); |
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| 238 | Selection.disableHandles(); |
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| 239 | Tracker.setCursor('crosshair'); |
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| 240 | var pos = mouseAbs(e); |
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| 241 | Coords.setPressed(pos); |
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| 242 | Selection.update(); |
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| 243 | Tracker.activateHandlers(selectDrag, doneSelect, e.type.substring(0,5)==='touch'); |
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| 244 | KeyManager.watchKeys(); |
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| 245 | |||
| 246 | e.stopPropagation(); |
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| 247 | e.preventDefault(); |
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| 248 | return false; |
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| 249 | } |
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| 250 | //}}} |
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| 251 | function selectDrag(pos) //{{{ |
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| 252 | { |
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| 253 | Coords.setCurrent(pos); |
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| 254 | Selection.update(); |
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| 255 | } |
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| 256 | //}}} |
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| 257 | function newTracker() //{{{ |
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| 258 | { |
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| 259 | var trk = $('<div></div>').addClass(cssClass('tracker')); |
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| 260 | if (is_msie) { |
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| 261 | trk.css({ |
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| 262 | opacity: 0, |
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| 263 | backgroundColor: 'white' |
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| 264 | }); |
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| 265 | } |
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| 266 | return trk; |
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| 267 | } |
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| 268 | //}}} |
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| 269 | |||
| 270 | // }}} |
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| 271 | // Initialization {{{ |
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| 272 | // Sanitize some options {{{ |
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| 273 | if (typeof(obj) !== 'object') { |
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| 274 | obj = $(obj)[0]; |
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| 275 | } |
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| 276 | if (typeof(opt) !== 'object') { |
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| 277 | opt = {}; |
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| 278 | } |
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| 279 | // }}} |
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| 280 | setOptions(opt); |
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| 281 | // Initialize some jQuery objects {{{ |
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| 282 | // The values are SET on the image(s) for the interface |
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| 283 | // If the original image has any of these set, they will be reset |
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| 284 | // However, if you destroy() the Jcrop instance the original image's |
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| 285 | // character in the DOM will be as you left it. |
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| 286 | var img_css = { |
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| 287 | border: 'none', |
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| 288 | visibility: 'visible', |
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| 289 | margin: 0, |
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| 290 | padding: 0, |
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| 291 | position: 'absolute', |
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| 292 | top: 0, |
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| 293 | left: 0 |
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| 294 | }; |
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| 295 | |||
| 296 | var $origimg = $(obj), |
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| 297 | img_mode = true; |
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| 298 | |||
| 299 | if (obj.tagName == 'IMG') { |
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| 300 | // Fix size of crop image. |
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| 301 | // Necessary when crop image is within a hidden element when page is loaded. |
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| 302 | if ($origimg[0].width != 0 && $origimg[0].height != 0) { |
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| 303 | // Obtain dimensions from contained img element. |
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| 304 | $origimg.width($origimg[0].width); |
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| 305 | $origimg.height($origimg[0].height); |
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| 306 | } else { |
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| 307 | // Obtain dimensions from temporary image in case the original is not loaded yet (e.g. IE 7.0). |
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| 308 | var tempImage = new Image(); |
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| 309 | tempImage.src = $origimg[0].src; |
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| 310 | $origimg.width(tempImage.width); |
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| 311 | $origimg.height(tempImage.height); |
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| 312 | } |
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| 313 | |||
| 314 | var $img = $origimg.clone().removeAttr('id').css(img_css).show(); |
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| 315 | |||
| 316 | $img.width($origimg.width()); |
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| 317 | $img.height($origimg.height()); |
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| 318 | $origimg.after($img).hide(); |
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| 319 | |||
| 320 | } else { |
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| 321 | $img = $origimg.css(img_css).show(); |
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| 322 | img_mode = false; |
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| 323 | if (options.shade === null) { options.shade = true; } |
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| 324 | } |
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| 325 | |||
| 326 | presize($img, options.boxWidth, options.boxHeight); |
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| 327 | |||
| 328 | var boundx = $img.width(), |
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| 329 | boundy = $img.height(), |
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| 330 | |||
| 331 | |||
| 332 | $div = $('<div />').width(boundx).height(boundy).addClass(cssClass('holder')).css({ |
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| 333 | position: 'relative', |
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| 334 | backgroundColor: options.bgColor |
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| 335 | }).insertAfter($origimg).append($img); |
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| 336 | |||
| 337 | if (options.addClass) { |
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| 338 | $div.addClass(options.addClass); |
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| 339 | } |
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| 340 | |||
| 341 | var $img2 = $('<div />'), |
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| 342 | |||
| 343 | $img_holder = $('<div />') |
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| 344 | .width('100%').height('100%').css({ |
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| 345 | zIndex: 310, |
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| 346 | position: 'absolute', |
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| 347 | overflow: 'hidden' |
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| 348 | }), |
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| 349 | |||
| 350 | $hdl_holder = $('<div />') |
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| 351 | .width('100%').height('100%').css('zIndex', 320), |
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| 352 | |||
| 353 | $sel = $('<div />') |
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| 354 | .css({ |
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| 355 | position: 'absolute', |
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| 356 | zIndex: 600 |
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| 357 | }).dblclick(function(){ |
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| 358 | var c = Coords.getFixed(); |
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| 359 | options.onDblClick.call(api,c); |
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| 360 | }).insertBefore($img).append($img_holder, $hdl_holder); |
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| 361 | |||
| 362 | if (img_mode) { |
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| 363 | |||
| 364 | $img2 = $('<img />') |
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| 365 | .attr('src', $img.attr('src')).css(img_css).width(boundx).height(boundy), |
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| 366 | |||
| 367 | $img_holder.append($img2); |
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| 368 | |||
| 369 | } |
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| 370 | |||
| 371 | if (ie6mode) { |
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| 372 | $sel.css({ |
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| 373 | overflowY: 'hidden' |
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| 374 | }); |
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| 375 | } |
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| 376 | |||
| 377 | var bound = options.boundary; |
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| 378 | var $trk = newTracker().width(boundx + (bound * 2)).height(boundy + (bound * 2)).css({ |
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| 379 | position: 'absolute', |
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| 380 | top: px(-bound), |
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| 381 | left: px(-bound), |
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| 382 | zIndex: 290 |
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| 383 | }).mousedown(newSelection); |
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| 384 | |||
| 385 | /* }}} */ |
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| 386 | // Set more variables {{{ |
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| 387 | var bgcolor = options.bgColor, |
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| 388 | bgopacity = options.bgOpacity, |
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| 389 | xlimit, ylimit, xmin, ymin, xscale, yscale, enabled = true, |
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| 390 | btndown, animating, shift_down; |
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| 391 | |||
| 392 | docOffset = getPos($img); |
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| 393 | // }}} |
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| 394 | // }}} |
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| 395 | // Internal Modules {{{ |
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| 396 | // Touch Module {{{ |
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| 397 | var Touch = (function () { |
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| 398 | // Touch support detection function adapted (under MIT License) |
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| 399 | // from code by Jeffrey Sambells - http://github.com/iamamused/ |
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| 400 | function hasTouchSupport() { |
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| 401 | var support = {}, events = ['touchstart', 'touchmove', 'touchend'], |
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| 402 | el = document.createElement('div'), i; |
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| 403 | |||
| 404 | try { |
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| 405 | for(i=0; i<events.length; i++) { |
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| 406 | var eventName = events[i]; |
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| 407 | eventName = 'on' + eventName; |
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| 408 | var isSupported = (eventName in el); |
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| 409 | if (!isSupported) { |
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| 410 | el.setAttribute(eventName, 'return;'); |
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| 411 | isSupported = typeof el[eventName] == 'function'; |
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| 412 | } |
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| 413 | support[events[i]] = isSupported; |
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| 414 | } |
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| 415 | return support.touchstart && support.touchend && support.touchmove; |
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| 416 | } |
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| 417 | catch(err) { |
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| 418 | return false; |
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| 419 | } |
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| 420 | } |
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| 421 | |||
| 422 | function detectSupport() { |
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| 423 | if ((options.touchSupport === true) || (options.touchSupport === false)) return options.touchSupport; |
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| 424 | else return hasTouchSupport(); |
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| 425 | } |
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| 426 | return { |
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| 427 | createDragger: function (ord) { |
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| 428 | return function (e) { |
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| 429 | if (options.disabled) { |
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| 430 | return false; |
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| 431 | } |
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| 432 | if ((ord === 'move') && !options.allowMove) { |
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| 433 | return false; |
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| 434 | } |
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| 435 | docOffset = getPos($img); |
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| 436 | btndown = true; |
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| 437 | startDragMode(ord, mouseAbs(Touch.cfilter(e)), true); |
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| 438 | e.stopPropagation(); |
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| 439 | e.preventDefault(); |
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| 440 | return false; |
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| 441 | }; |
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| 442 | }, |
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| 443 | newSelection: function (e) { |
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| 444 | return newSelection(Touch.cfilter(e)); |
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| 445 | }, |
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| 446 | cfilter: function (e){ |
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| 447 | e.pageX = e.originalEvent.changedTouches[0].pageX; |
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| 448 | e.pageY = e.originalEvent.changedTouches[0].pageY; |
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| 449 | return e; |
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| 450 | }, |
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| 451 | isSupported: hasTouchSupport, |
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| 452 | support: detectSupport() |
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| 453 | }; |
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| 454 | }()); |
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| 455 | // }}} |
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| 456 | // Coords Module {{{ |
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| 457 | var Coords = (function () { |
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| 458 | var x1 = 0, |
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| 459 | y1 = 0, |
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| 460 | x2 = 0, |
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| 461 | y2 = 0, |
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| 462 | ox, oy; |
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| 463 | |||
| 464 | function setPressed(pos) //{{{ |
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| 465 | { |
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| 466 | pos = rebound(pos); |
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| 467 | x2 = x1 = pos[0]; |
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| 468 | y2 = y1 = pos[1]; |
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| 469 | } |
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| 470 | //}}} |
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| 471 | function setCurrent(pos) //{{{ |
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| 472 | { |
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| 473 | pos = rebound(pos); |
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| 474 | ox = pos[0] - x2; |
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| 475 | oy = pos[1] - y2; |
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| 476 | x2 = pos[0]; |
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| 477 | y2 = pos[1]; |
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| 478 | } |
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| 479 | //}}} |
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| 480 | function getOffset() //{{{ |
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| 481 | { |
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| 482 | return [ox, oy]; |
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| 483 | } |
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| 484 | //}}} |
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| 485 | function moveOffset(offset) //{{{ |
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| 486 | { |
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| 487 | var ox = offset[0], |
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| 488 | oy = offset[1]; |
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| 489 | |||
| 490 | if (0 > x1 + ox) { |
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| 491 | ox -= ox + x1; |
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| 492 | } |
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| 493 | if (0 > y1 + oy) { |
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| 494 | oy -= oy + y1; |
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| 495 | } |
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| 496 | |||
| 497 | if (boundy < y2 + oy) { |
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| 498 | oy += boundy - (y2 + oy); |
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| 499 | } |
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| 500 | if (boundx < x2 + ox) { |
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| 501 | ox += boundx - (x2 + ox); |
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| 502 | } |
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| 503 | |||
| 504 | x1 += ox; |
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| 505 | x2 += ox; |
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| 506 | y1 += oy; |
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| 507 | y2 += oy; |
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| 508 | } |
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| 509 | //}}} |
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| 510 | function getCorner(ord) //{{{ |
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| 511 | { |
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| 512 | var c = getFixed(); |
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| 513 | switch (ord) { |
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| 514 | case 'ne': |
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| 515 | return [c.x2, c.y]; |
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| 516 | case 'nw': |
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| 517 | return [c.x, c.y]; |
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| 518 | case 'se': |
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| 519 | return [c.x2, c.y2]; |
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| 520 | case 'sw': |
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| 521 | return [c.x, c.y2]; |
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| 522 | } |
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| 523 | } |
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| 524 | //}}} |
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| 525 | function getFixed() //{{{ |
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| 526 | { |
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| 527 | if (!options.aspectRatio) { |
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| 528 | return getRect(); |
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| 529 | } |
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| 530 | // This function could use some optimization I think... |
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| 531 | var aspect = options.aspectRatio, |
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| 532 | min_x = options.minSize[0] / xscale, |
||
| 533 | |||
| 534 | |||
| 535 | //min_y = options.minSize[1]/yscale, |
||
| 536 | max_x = options.maxSize[0] / xscale, |
||
| 537 | max_y = options.maxSize[1] / yscale, |
||
| 538 | rw = x2 - x1, |
||
| 539 | rh = y2 - y1, |
||
| 540 | rwa = Math.abs(rw), |
||
| 541 | rha = Math.abs(rh), |
||
| 542 | real_ratio = rwa / rha, |
||
| 543 | xx, yy, w, h; |
||
| 544 | |||
| 545 | if (max_x === 0) { |
||
| 546 | max_x = boundx * 10; |
||
| 547 | } |
||
| 548 | if (max_y === 0) { |
||
| 549 | max_y = boundy * 10; |
||
| 550 | } |
||
| 551 | if (real_ratio < aspect) { |
||
| 552 | yy = y2; |
||
| 553 | w = rha * aspect; |
||
| 554 | xx = rw < 0 ? x1 - w : w + x1; |
||
| 555 | |||
| 556 | if (xx < 0) { |
||
| 557 | xx = 0; |
||
| 558 | h = Math.abs((xx - x1) / aspect); |
||
| 559 | yy = rh < 0 ? y1 - h : h + y1; |
||
| 560 | } else if (xx > boundx) { |
||
| 561 | xx = boundx; |
||
| 562 | h = Math.abs((xx - x1) / aspect); |
||
| 563 | yy = rh < 0 ? y1 - h : h + y1; |
||
| 564 | } |
||
| 565 | } else { |
||
| 566 | xx = x2; |
||
| 567 | h = rwa / aspect; |
||
| 568 | yy = rh < 0 ? y1 - h : y1 + h; |
||
| 569 | if (yy < 0) { |
||
| 570 | yy = 0; |
||
| 571 | w = Math.abs((yy - y1) * aspect); |
||
| 572 | xx = rw < 0 ? x1 - w : w + x1; |
||
| 573 | } else if (yy > boundy) { |
||
| 574 | yy = boundy; |
||
| 575 | w = Math.abs(yy - y1) * aspect; |
||
| 576 | xx = rw < 0 ? x1 - w : w + x1; |
||
| 577 | } |
||
| 578 | } |
||
| 579 | |||
| 580 | // Magic %-) |
||
| 581 | if (xx > x1) { // right side |
||
| 582 | if (xx - x1 < min_x) { |
||
| 583 | xx = x1 + min_x; |
||
| 584 | } else if (xx - x1 > max_x) { |
||
| 585 | xx = x1 + max_x; |
||
| 586 | } |
||
| 587 | if (yy > y1) { |
||
| 588 | yy = y1 + (xx - x1) / aspect; |
||
| 589 | } else { |
||
| 590 | yy = y1 - (xx - x1) / aspect; |
||
| 591 | } |
||
| 592 | } else if (xx < x1) { // left side |
||
| 593 | if (x1 - xx < min_x) { |
||
| 594 | xx = x1 - min_x; |
||
| 595 | } else if (x1 - xx > max_x) { |
||
| 596 | xx = x1 - max_x; |
||
| 597 | } |
||
| 598 | if (yy > y1) { |
||
| 599 | yy = y1 + (x1 - xx) / aspect; |
||
| 600 | } else { |
||
| 601 | yy = y1 - (x1 - xx) / aspect; |
||
| 602 | } |
||
| 603 | } |
||
| 604 | |||
| 605 | if (xx < 0) { |
||
| 606 | x1 -= xx; |
||
| 607 | xx = 0; |
||
| 608 | } else if (xx > boundx) { |
||
| 609 | x1 -= xx - boundx; |
||
| 610 | xx = boundx; |
||
| 611 | } |
||
| 612 | |||
| 613 | if (yy < 0) { |
||
| 614 | y1 -= yy; |
||
| 615 | yy = 0; |
||
| 616 | } else if (yy > boundy) { |
||
| 617 | y1 -= yy - boundy; |
||
| 618 | yy = boundy; |
||
| 619 | } |
||
| 620 | |||
| 621 | return makeObj(flipCoords(x1, y1, xx, yy)); |
||
| 622 | } |
||
| 623 | //}}} |
||
| 624 | function rebound(p) //{{{ |
||
| 625 | { |
||
| 626 | if (p[0] < 0) p[0] = 0; |
||
| 627 | if (p[1] < 0) p[1] = 0; |
||
| 628 | |||
| 629 | if (p[0] > boundx) p[0] = boundx; |
||
| 630 | if (p[1] > boundy) p[1] = boundy; |
||
| 631 | |||
| 632 | return [Math.round(p[0]), Math.round(p[1])]; |
||
| 633 | } |
||
| 634 | //}}} |
||
| 635 | function flipCoords(x1, y1, x2, y2) //{{{ |
||
| 636 | { |
||
| 637 | var xa = x1, |
||
| 638 | xb = x2, |
||
| 639 | ya = y1, |
||
| 640 | yb = y2; |
||
| 641 | if (x2 < x1) { |
||
| 642 | xa = x2; |
||
| 643 | xb = x1; |
||
| 644 | } |
||
| 645 | if (y2 < y1) { |
||
| 646 | ya = y2; |
||
| 647 | yb = y1; |
||
| 648 | } |
||
| 649 | return [xa, ya, xb, yb]; |
||
| 650 | } |
||
| 651 | //}}} |
||
| 652 | function getRect() //{{{ |
||
| 653 | { |
||
| 654 | var xsize = x2 - x1, |
||
| 655 | ysize = y2 - y1, |
||
| 656 | delta; |
||
| 657 | |||
| 658 | if (xlimit && (Math.abs(xsize) > xlimit)) { |
||
| 659 | x2 = (xsize > 0) ? (x1 + xlimit) : (x1 - xlimit); |
||
| 660 | } |
||
| 661 | if (ylimit && (Math.abs(ysize) > ylimit)) { |
||
| 662 | y2 = (ysize > 0) ? (y1 + ylimit) : (y1 - ylimit); |
||
| 663 | } |
||
| 664 | |||
| 665 | if (ymin / yscale && (Math.abs(ysize) < ymin / yscale)) { |
||
| 666 | y2 = (ysize > 0) ? (y1 + ymin / yscale) : (y1 - ymin / yscale); |
||
| 667 | } |
||
| 668 | if (xmin / xscale && (Math.abs(xsize) < xmin / xscale)) { |
||
| 669 | x2 = (xsize > 0) ? (x1 + xmin / xscale) : (x1 - xmin / xscale); |
||
| 670 | } |
||
| 671 | |||
| 672 | if (x1 < 0) { |
||
| 673 | x2 -= x1; |
||
| 674 | x1 -= x1; |
||
| 675 | } |
||
| 676 | if (y1 < 0) { |
||
| 677 | y2 -= y1; |
||
| 678 | y1 -= y1; |
||
| 679 | } |
||
| 680 | if (x2 < 0) { |
||
| 681 | x1 -= x2; |
||
| 682 | x2 -= x2; |
||
| 683 | } |
||
| 684 | if (y2 < 0) { |
||
| 685 | y1 -= y2; |
||
| 686 | y2 -= y2; |
||
| 687 | } |
||
| 688 | if (x2 > boundx) { |
||
| 689 | delta = x2 - boundx; |
||
| 690 | x1 -= delta; |
||
| 691 | x2 -= delta; |
||
| 692 | } |
||
| 693 | if (y2 > boundy) { |
||
| 694 | delta = y2 - boundy; |
||
| 695 | y1 -= delta; |
||
| 696 | y2 -= delta; |
||
| 697 | } |
||
| 698 | if (x1 > boundx) { |
||
| 699 | delta = x1 - boundy; |
||
| 700 | y2 -= delta; |
||
| 701 | y1 -= delta; |
||
| 702 | } |
||
| 703 | if (y1 > boundy) { |
||
| 704 | delta = y1 - boundy; |
||
| 705 | y2 -= delta; |
||
| 706 | y1 -= delta; |
||
| 707 | } |
||
| 708 | |||
| 709 | return makeObj(flipCoords(x1, y1, x2, y2)); |
||
| 710 | } |
||
| 711 | //}}} |
||
| 712 | function makeObj(a) //{{{ |
||
| 713 | { |
||
| 714 | return { |
||
| 715 | x: a[0], |
||
| 716 | y: a[1], |
||
| 717 | x2: a[2], |
||
| 718 | y2: a[3], |
||
| 719 | w: a[2] - a[0], |
||
| 720 | h: a[3] - a[1] |
||
| 721 | }; |
||
| 722 | } |
||
| 723 | //}}} |
||
| 724 | |||
| 725 | return { |
||
| 726 | flipCoords: flipCoords, |
||
| 727 | setPressed: setPressed, |
||
| 728 | setCurrent: setCurrent, |
||
| 729 | getOffset: getOffset, |
||
| 730 | moveOffset: moveOffset, |
||
| 731 | getCorner: getCorner, |
||
| 732 | getFixed: getFixed |
||
| 733 | }; |
||
| 734 | }()); |
||
| 735 | |||
| 736 | //}}} |
||
| 737 | // Shade Module {{{ |
||
| 738 | var Shade = (function() { |
||
| 739 | var enabled = false, |
||
| 740 | holder = $('<div />').css({ |
||
| 741 | position: 'absolute', |
||
| 742 | zIndex: 240, |
||
| 743 | opacity: 0 |
||
| 744 | }), |
||
| 745 | shades = { |
||
| 746 | top: createShade(), |
||
| 747 | left: createShade().height(boundy), |
||
| 748 | right: createShade().height(boundy), |
||
| 749 | bottom: createShade() |
||
| 750 | }; |
||
| 751 | |||
| 752 | function resizeShades(w,h) { |
||
| 753 | shades.left.css({ height: px(h) }); |
||
| 754 | shades.right.css({ height: px(h) }); |
||
| 755 | } |
||
| 756 | function updateAuto() |
||
| 757 | { |
||
| 758 | return updateShade(Coords.getFixed()); |
||
| 759 | } |
||
| 760 | function updateShade(c) |
||
| 761 | { |
||
| 762 | shades.top.css({ |
||
| 763 | left: px(c.x), |
||
| 764 | width: px(c.w), |
||
| 765 | height: px(c.y) |
||
| 766 | }); |
||
| 767 | shades.bottom.css({ |
||
| 768 | top: px(c.y2), |
||
| 769 | left: px(c.x), |
||
| 770 | width: px(c.w), |
||
| 771 | height: px(boundy-c.y2) |
||
| 772 | }); |
||
| 773 | shades.right.css({ |
||
| 774 | left: px(c.x2), |
||
| 775 | width: px(boundx-c.x2) |
||
| 776 | }); |
||
| 777 | shades.left.css({ |
||
| 778 | width: px(c.x) |
||
| 779 | }); |
||
| 780 | } |
||
| 781 | function createShade() { |
||
| 782 | return $('<div />').css({ |
||
| 783 | position: 'absolute', |
||
| 784 | backgroundColor: options.shadeColor||options.bgColor |
||
| 785 | }).appendTo(holder); |
||
| 786 | } |
||
| 787 | function enableShade() { |
||
| 788 | if (!enabled) { |
||
| 789 | enabled = true; |
||
| 790 | holder.insertBefore($img); |
||
| 791 | updateAuto(); |
||
| 792 | Selection.setBgOpacity(1,0,1); |
||
| 793 | $img2.hide(); |
||
| 794 | |||
| 795 | setBgColor(options.shadeColor||options.bgColor,1); |
||
| 796 | if (Selection.isAwake()) |
||
| 797 | { |
||
| 798 | setOpacity(options.bgOpacity,1); |
||
| 799 | } |
||
| 800 | else setOpacity(1,1); |
||
| 801 | } |
||
| 802 | } |
||
| 803 | function setBgColor(color,now) { |
||
| 804 | colorChangeMacro(getShades(),color,now); |
||
| 805 | } |
||
| 806 | function disableShade() { |
||
| 807 | if (enabled) { |
||
| 808 | holder.remove(); |
||
| 809 | $img2.show(); |
||
| 810 | enabled = false; |
||
| 811 | if (Selection.isAwake()) { |
||
| 812 | Selection.setBgOpacity(options.bgOpacity,1,1); |
||
| 813 | } else { |
||
| 814 | Selection.setBgOpacity(1,1,1); |
||
| 815 | Selection.disableHandles(); |
||
| 816 | } |
||
| 817 | colorChangeMacro($div,0,1); |
||
| 818 | } |
||
| 819 | } |
||
| 820 | function setOpacity(opacity,now) { |
||
| 821 | if (enabled) { |
||
| 822 | if (options.bgFade && !now) { |
||
| 823 | holder.animate({ |
||
| 824 | opacity: 1-opacity |
||
| 825 | },{ |
||
| 826 | queue: false, |
||
| 827 | duration: options.fadeTime |
||
| 828 | }); |
||
| 829 | } |
||
| 830 | else holder.css({opacity:1-opacity}); |
||
| 831 | } |
||
| 832 | } |
||
| 833 | function refreshAll() { |
||
| 834 | options.shade ? enableShade() : disableShade(); |
||
| 835 | if (Selection.isAwake()) setOpacity(options.bgOpacity); |
||
| 836 | } |
||
| 837 | function getShades() { |
||
| 838 | return holder.children(); |
||
| 839 | } |
||
| 840 | |||
| 841 | return { |
||
| 842 | update: updateAuto, |
||
| 843 | updateRaw: updateShade, |
||
| 844 | getShades: getShades, |
||
| 845 | setBgColor: setBgColor, |
||
| 846 | enable: enableShade, |
||
| 847 | disable: disableShade, |
||
| 848 | resize: resizeShades, |
||
| 849 | refresh: refreshAll, |
||
| 850 | opacity: setOpacity |
||
| 851 | }; |
||
| 852 | }()); |
||
| 853 | // }}} |
||
| 854 | // Selection Module {{{ |
||
| 855 | var Selection = (function () { |
||
| 856 | var awake, |
||
| 857 | hdep = 370, |
||
| 858 | borders = {}, |
||
| 859 | handle = {}, |
||
| 860 | dragbar = {}, |
||
| 861 | seehandles = false; |
||
| 862 | |||
| 863 | // Private Methods |
||
| 864 | function insertBorder(type) //{{{ |
||
| 865 | { |
||
| 866 | var jq = $('<div />').css({ |
||
| 867 | position: 'absolute', |
||
| 868 | opacity: options.borderOpacity |
||
| 869 | }).addClass(cssClass(type)); |
||
| 870 | $img_holder.append(jq); |
||
| 871 | return jq; |
||
| 872 | } |
||
| 873 | //}}} |
||
| 874 | function dragDiv(ord, zi) //{{{ |
||
| 875 | { |
||
| 876 | var jq = $('<div />').mousedown(createDragger(ord)).css({ |
||
| 877 | cursor: ord + '-resize', |
||
| 878 | position: 'absolute', |
||
| 879 | zIndex: zi |
||
| 880 | }).addClass('ord-'+ord); |
||
| 881 | |||
| 882 | if (Touch.support) { |
||
| 883 | jq.bind('touchstart.jcrop', Touch.createDragger(ord)); |
||
| 884 | } |
||
| 885 | |||
| 886 | $hdl_holder.append(jq); |
||
| 887 | return jq; |
||
| 888 | } |
||
| 889 | //}}} |
||
| 890 | function insertHandle(ord) //{{{ |
||
| 891 | { |
||
| 892 | var hs = options.handleSize, |
||
| 893 | |||
| 894 | div = dragDiv(ord, hdep++).css({ |
||
| 895 | opacity: options.handleOpacity |
||
| 896 | }).addClass(cssClass('handle')); |
||
| 897 | |||
| 898 | if (hs) { div.width(hs).height(hs); } |
||
| 899 | |||
| 900 | return div; |
||
| 901 | } |
||
| 902 | //}}} |
||
| 903 | function insertDragbar(ord) //{{{ |
||
| 904 | { |
||
| 905 | return dragDiv(ord, hdep++).addClass('jcrop-dragbar'); |
||
| 906 | } |
||
| 907 | //}}} |
||
| 908 | function createDragbars(li) //{{{ |
||
| 909 | { |
||
| 910 | var i; |
||
| 911 | for (i = 0; i < li.length; i++) { |
||
| 912 | dragbar[li[i]] = insertDragbar(li[i]); |
||
| 913 | } |
||
| 914 | } |
||
| 915 | //}}} |
||
| 916 | function createBorders(li) //{{{ |
||
| 917 | { |
||
| 918 | var cl,i; |
||
| 919 | for (i = 0; i < li.length; i++) { |
||
| 920 | switch(li[i]){ |
||
| 921 | case'n': cl='hline'; break; |
||
| 922 | case's': cl='hline bottom'; break; |
||
| 923 | case'e': cl='vline right'; break; |
||
| 924 | case'w': cl='vline'; break; |
||
| 925 | } |
||
| 926 | borders[li[i]] = insertBorder(cl); |
||
| 927 | } |
||
| 928 | } |
||
| 929 | //}}} |
||
| 930 | function createHandles(li) //{{{ |
||
| 931 | { |
||
| 932 | var i; |
||
| 933 | for (i = 0; i < li.length; i++) { |
||
| 934 | handle[li[i]] = insertHandle(li[i]); |
||
| 935 | } |
||
| 936 | } |
||
| 937 | //}}} |
||
| 938 | function moveto(x, y) //{{{ |
||
| 939 | { |
||
| 940 | if (!options.shade) { |
||
| 941 | $img2.css({ |
||
| 942 | top: px(-y), |
||
| 943 | left: px(-x) |
||
| 944 | }); |
||
| 945 | } |
||
| 946 | $sel.css({ |
||
| 947 | top: px(y), |
||
| 948 | left: px(x) |
||
| 949 | }); |
||
| 950 | } |
||
| 951 | //}}} |
||
| 952 | function resize(w, h) //{{{ |
||
| 953 | { |
||
| 954 | $sel.width(Math.round(w)).height(Math.round(h)); |
||
| 955 | } |
||
| 956 | //}}} |
||
| 957 | function refresh() //{{{ |
||
| 958 | { |
||
| 959 | var c = Coords.getFixed(); |
||
| 960 | |||
| 961 | Coords.setPressed([c.x, c.y]); |
||
| 962 | Coords.setCurrent([c.x2, c.y2]); |
||
| 963 | |||
| 964 | updateVisible(); |
||
| 965 | } |
||
| 966 | //}}} |
||
| 967 | |||
| 968 | // Internal Methods |
||
| 969 | function updateVisible(select) //{{{ |
||
| 970 | { |
||
| 971 | if (awake) { |
||
| 972 | return update(select); |
||
| 973 | } |
||
| 974 | } |
||
| 975 | //}}} |
||
| 976 | function update(select) //{{{ |
||
| 977 | { |
||
| 978 | var c = Coords.getFixed(); |
||
| 979 | |||
| 980 | resize(c.w, c.h); |
||
| 981 | moveto(c.x, c.y); |
||
| 982 | if (options.shade) Shade.updateRaw(c); |
||
| 983 | |||
| 984 | awake || show(); |
||
| 985 | |||
| 986 | if (select) { |
||
| 987 | options.onSelect.call(api, unscale(c)); |
||
| 988 | } else { |
||
| 989 | options.onChange.call(api, unscale(c)); |
||
| 990 | } |
||
| 991 | } |
||
| 992 | //}}} |
||
| 993 | function setBgOpacity(opacity,force,now) //{{{ |
||
| 994 | { |
||
| 995 | if (!awake && !force) return; |
||
| 996 | if (options.bgFade && !now) { |
||
| 997 | $img.animate({ |
||
| 998 | opacity: opacity |
||
| 999 | },{ |
||
| 1000 | queue: false, |
||
| 1001 | duration: options.fadeTime |
||
| 1002 | }); |
||
| 1003 | } else { |
||
| 1004 | $img.css('opacity', opacity); |
||
| 1005 | } |
||
| 1006 | } |
||
| 1007 | //}}} |
||
| 1008 | function show() //{{{ |
||
| 1009 | { |
||
| 1010 | $sel.show(); |
||
| 1011 | |||
| 1012 | if (options.shade) Shade.opacity(bgopacity); |
||
| 1013 | else setBgOpacity(bgopacity,true); |
||
| 1014 | |||
| 1015 | awake = true; |
||
| 1016 | } |
||
| 1017 | //}}} |
||
| 1018 | function release() //{{{ |
||
| 1019 | { |
||
| 1020 | disableHandles(); |
||
| 1021 | $sel.hide(); |
||
| 1022 | |||
| 1023 | if (options.shade) Shade.opacity(1); |
||
| 1024 | else setBgOpacity(1); |
||
| 1025 | |||
| 1026 | awake = false; |
||
| 1027 | options.onRelease.call(api); |
||
| 1028 | } |
||
| 1029 | //}}} |
||
| 1030 | function showHandles() //{{{ |
||
| 1031 | { |
||
| 1032 | if (seehandles) { |
||
| 1033 | $hdl_holder.show(); |
||
| 1034 | } |
||
| 1035 | } |
||
| 1036 | //}}} |
||
| 1037 | function enableHandles() //{{{ |
||
| 1038 | { |
||
| 1039 | seehandles = true; |
||
| 1040 | if (options.allowResize) { |
||
| 1041 | $hdl_holder.show(); |
||
| 1042 | return true; |
||
| 1043 | } |
||
| 1044 | } |
||
| 1045 | //}}} |
||
| 1046 | function disableHandles() //{{{ |
||
| 1047 | { |
||
| 1048 | seehandles = false; |
||
| 1049 | $hdl_holder.hide(); |
||
| 1050 | } |
||
| 1051 | //}}} |
||
| 1052 | function animMode(v) //{{{ |
||
| 1053 | { |
||
| 1054 | if (v) { |
||
| 1055 | animating = true; |
||
| 1056 | disableHandles(); |
||
| 1057 | } else { |
||
| 1058 | animating = false; |
||
| 1059 | enableHandles(); |
||
| 1060 | } |
||
| 1061 | } |
||
| 1062 | //}}} |
||
| 1063 | function done() //{{{ |
||
| 1064 | { |
||
| 1065 | animMode(false); |
||
| 1066 | refresh(); |
||
| 1067 | } |
||
| 1068 | //}}} |
||
| 1069 | // Insert draggable elements {{{ |
||
| 1070 | // Insert border divs for outline |
||
| 1071 | |||
| 1072 | if (options.dragEdges && $.isArray(options.createDragbars)) |
||
| 1073 | createDragbars(options.createDragbars); |
||
| 1074 | |||
| 1075 | if ($.isArray(options.createHandles)) |
||
| 1076 | createHandles(options.createHandles); |
||
| 1077 | |||
| 1078 | if (options.drawBorders && $.isArray(options.createBorders)) |
||
| 1079 | createBorders(options.createBorders); |
||
| 1080 | |||
| 1081 | //}}} |
||
| 1082 | |||
| 1083 | // This is a hack for iOS5 to support drag/move touch functionality |
||
| 1084 | $(document).bind('touchstart.jcrop-ios',function(e) { |
||
| 1085 | if ($(e.currentTarget).hasClass('jcrop-tracker')) e.stopPropagation(); |
||
| 1086 | }); |
||
| 1087 | |||
| 1088 | var $track = newTracker().mousedown(createDragger('move')).css({ |
||
| 1089 | cursor: 'move', |
||
| 1090 | position: 'absolute', |
||
| 1091 | zIndex: 360 |
||
| 1092 | }); |
||
| 1093 | |||
| 1094 | if (Touch.support) { |
||
| 1095 | $track.bind('touchstart.jcrop', Touch.createDragger('move')); |
||
| 1096 | } |
||
| 1097 | |||
| 1098 | $img_holder.append($track); |
||
| 1099 | disableHandles(); |
||
| 1100 | |||
| 1101 | return { |
||
| 1102 | updateVisible: updateVisible, |
||
| 1103 | update: update, |
||
| 1104 | release: release, |
||
| 1105 | refresh: refresh, |
||
| 1106 | isAwake: function () { |
||
| 1107 | return awake; |
||
| 1108 | }, |
||
| 1109 | setCursor: function (cursor) { |
||
| 1110 | $track.css('cursor', cursor); |
||
| 1111 | }, |
||
| 1112 | enableHandles: enableHandles, |
||
| 1113 | enableOnly: function () { |
||
| 1114 | seehandles = true; |
||
| 1115 | }, |
||
| 1116 | showHandles: showHandles, |
||
| 1117 | disableHandles: disableHandles, |
||
| 1118 | animMode: animMode, |
||
| 1119 | setBgOpacity: setBgOpacity, |
||
| 1120 | done: done |
||
| 1121 | }; |
||
| 1122 | }()); |
||
| 1123 | |||
| 1124 | //}}} |
||
| 1125 | // Tracker Module {{{ |
||
| 1126 | var Tracker = (function () { |
||
| 1127 | var onMove = function () {}, |
||
| 1128 | onDone = function () {}, |
||
| 1129 | trackDoc = options.trackDocument; |
||
| 1130 | |||
| 1131 | function toFront(touch) //{{{ |
||
| 1132 | { |
||
| 1133 | $trk.css({ |
||
| 1134 | zIndex: 450 |
||
| 1135 | }); |
||
| 1136 | |||
| 1137 | if (touch) |
||
| 1138 | $(document) |
||
| 1139 | .bind('touchmove.jcrop', trackTouchMove) |
||
| 1140 | .bind('touchend.jcrop', trackTouchEnd); |
||
| 1141 | |||
| 1142 | else if (trackDoc) |
||
| 1143 | $(document) |
||
| 1144 | .bind('mousemove.jcrop',trackMove) |
||
| 1145 | .bind('mouseup.jcrop',trackUp); |
||
| 1146 | } |
||
| 1147 | //}}} |
||
| 1148 | function toBack() //{{{ |
||
| 1149 | { |
||
| 1150 | $trk.css({ |
||
| 1151 | zIndex: 290 |
||
| 1152 | }); |
||
| 1153 | $(document).unbind('.jcrop'); |
||
| 1154 | } |
||
| 1155 | //}}} |
||
| 1156 | function trackMove(e) //{{{ |
||
| 1157 | { |
||
| 1158 | onMove(mouseAbs(e)); |
||
| 1159 | return false; |
||
| 1160 | } |
||
| 1161 | //}}} |
||
| 1162 | function trackUp(e) //{{{ |
||
| 1163 | { |
||
| 1164 | e.preventDefault(); |
||
| 1165 | e.stopPropagation(); |
||
| 1166 | |||
| 1167 | if (btndown) { |
||
| 1168 | btndown = false; |
||
| 1169 | |||
| 1170 | onDone(mouseAbs(e)); |
||
| 1171 | |||
| 1172 | if (Selection.isAwake()) { |
||
| 1173 | options.onSelect.call(api, unscale(Coords.getFixed())); |
||
| 1174 | } |
||
| 1175 | |||
| 1176 | toBack(); |
||
| 1177 | onMove = function () {}; |
||
| 1178 | onDone = function () {}; |
||
| 1179 | } |
||
| 1180 | |||
| 1181 | return false; |
||
| 1182 | } |
||
| 1183 | //}}} |
||
| 1184 | function activateHandlers(move, done, touch) //{{{ |
||
| 1185 | { |
||
| 1186 | btndown = true; |
||
| 1187 | onMove = move; |
||
| 1188 | onDone = done; |
||
| 1189 | toFront(touch); |
||
| 1190 | return false; |
||
| 1191 | } |
||
| 1192 | //}}} |
||
| 1193 | function trackTouchMove(e) //{{{ |
||
| 1194 | { |
||
| 1195 | onMove(mouseAbs(Touch.cfilter(e))); |
||
| 1196 | return false; |
||
| 1197 | } |
||
| 1198 | //}}} |
||
| 1199 | function trackTouchEnd(e) //{{{ |
||
| 1200 | { |
||
| 1201 | return trackUp(Touch.cfilter(e)); |
||
| 1202 | } |
||
| 1203 | //}}} |
||
| 1204 | function setCursor(t) //{{{ |
||
| 1205 | { |
||
| 1206 | $trk.css('cursor', t); |
||
| 1207 | } |
||
| 1208 | //}}} |
||
| 1209 | |||
| 1210 | if (!trackDoc) { |
||
| 1211 | $trk.mousemove(trackMove).mouseup(trackUp).mouseout(trackUp); |
||
| 1212 | } |
||
| 1213 | |||
| 1214 | $img.before($trk); |
||
| 1215 | return { |
||
| 1216 | activateHandlers: activateHandlers, |
||
| 1217 | setCursor: setCursor |
||
| 1218 | }; |
||
| 1219 | }()); |
||
| 1220 | //}}} |
||
| 1221 | // KeyManager Module {{{ |
||
| 1222 | var KeyManager = (function () { |
||
| 1223 | var $keymgr = $('<input type="radio" />').css({ |
||
| 1224 | position: 'fixed', |
||
| 1225 | left: '-120px', |
||
| 1226 | width: '12px' |
||
| 1227 | }).addClass('jcrop-keymgr'), |
||
| 1228 | |||
| 1229 | $keywrap = $('<div />').css({ |
||
| 1230 | position: 'absolute', |
||
| 1231 | overflow: 'hidden' |
||
| 1232 | }).append($keymgr); |
||
| 1233 | |||
| 1234 | function watchKeys() //{{{ |
||
| 1235 | { |
||
| 1236 | if (options.keySupport) { |
||
| 1237 | $keymgr.show(); |
||
| 1238 | $keymgr.focus(); |
||
| 1239 | } |
||
| 1240 | } |
||
| 1241 | //}}} |
||
| 1242 | function onBlur(e) //{{{ |
||
| 1243 | { |
||
| 1244 | $keymgr.hide(); |
||
| 1245 | } |
||
| 1246 | //}}} |
||
| 1247 | function doNudge(e, x, y) //{{{ |
||
| 1248 | { |
||
| 1249 | if (options.allowMove) { |
||
| 1250 | Coords.moveOffset([x, y]); |
||
| 1251 | Selection.updateVisible(true); |
||
| 1252 | } |
||
| 1253 | e.preventDefault(); |
||
| 1254 | e.stopPropagation(); |
||
| 1255 | } |
||
| 1256 | //}}} |
||
| 1257 | function parseKey(e) //{{{ |
||
| 1258 | { |
||
| 1259 | if (e.ctrlKey || e.metaKey) { |
||
| 1260 | return true; |
||
| 1261 | } |
||
| 1262 | shift_down = e.shiftKey ? true : false; |
||
| 1263 | var nudge = shift_down ? 10 : 1; |
||
| 1264 | |||
| 1265 | switch (e.keyCode) { |
||
| 1266 | case 37: |
||
| 1267 | doNudge(e, -nudge, 0); |
||
| 1268 | break; |
||
| 1269 | case 39: |
||
| 1270 | doNudge(e, nudge, 0); |
||
| 1271 | break; |
||
| 1272 | case 38: |
||
| 1273 | doNudge(e, 0, -nudge); |
||
| 1274 | break; |
||
| 1275 | case 40: |
||
| 1276 | doNudge(e, 0, nudge); |
||
| 1277 | break; |
||
| 1278 | case 27: |
||
| 1279 | if (options.allowSelect) Selection.release(); |
||
| 1280 | break; |
||
| 1281 | case 9: |
||
| 1282 | return true; |
||
| 1283 | } |
||
| 1284 | |||
| 1285 | return false; |
||
| 1286 | } |
||
| 1287 | //}}} |
||
| 1288 | |||
| 1289 | if (options.keySupport) { |
||
| 1290 | $keymgr.keydown(parseKey).blur(onBlur); |
||
| 1291 | if (ie6mode || !options.fixedSupport) { |
||
| 1292 | $keymgr.css({ |
||
| 1293 | position: 'absolute', |
||
| 1294 | left: '-20px' |
||
| 1295 | }); |
||
| 1296 | $keywrap.append($keymgr).insertBefore($img); |
||
| 1297 | } else { |
||
| 1298 | $keymgr.insertBefore($img); |
||
| 1299 | } |
||
| 1300 | } |
||
| 1301 | |||
| 1302 | |||
| 1303 | return { |
||
| 1304 | watchKeys: watchKeys |
||
| 1305 | }; |
||
| 1306 | }()); |
||
| 1307 | //}}} |
||
| 1308 | // }}} |
||
| 1309 | // API methods {{{ |
||
| 1310 | function setClass(cname) //{{{ |
||
| 1311 | { |
||
| 1312 | $div.removeClass().addClass(cssClass('holder')).addClass(cname); |
||
| 1313 | } |
||
| 1314 | //}}} |
||
| 1315 | function animateTo(a, callback) //{{{ |
||
| 1316 | { |
||
| 1317 | var x1 = a[0] / xscale, |
||
| 1318 | y1 = a[1] / yscale, |
||
| 1319 | x2 = a[2] / xscale, |
||
| 1320 | y2 = a[3] / yscale; |
||
| 1321 | |||
| 1322 | if (animating) { |
||
| 1323 | return; |
||
| 1324 | } |
||
| 1325 | |||
| 1326 | var animto = Coords.flipCoords(x1, y1, x2, y2), |
||
| 1327 | c = Coords.getFixed(), |
||
| 1328 | initcr = [c.x, c.y, c.x2, c.y2], |
||
| 1329 | animat = initcr, |
||
| 1330 | interv = options.animationDelay, |
||
| 1331 | ix1 = animto[0] - initcr[0], |
||
| 1332 | iy1 = animto[1] - initcr[1], |
||
| 1333 | ix2 = animto[2] - initcr[2], |
||
| 1334 | iy2 = animto[3] - initcr[3], |
||
| 1335 | pcent = 0, |
||
| 1336 | velocity = options.swingSpeed; |
||
| 1337 | |||
| 1338 | x1 = animat[0]; |
||
| 1339 | y1 = animat[1]; |
||
| 1340 | x2 = animat[2]; |
||
| 1341 | y2 = animat[3]; |
||
| 1342 | |||
| 1343 | Selection.animMode(true); |
||
| 1344 | var anim_timer; |
||
| 1345 | |||
| 1346 | function queueAnimator() { |
||
| 1347 | window.setTimeout(animator, interv); |
||
| 1348 | } |
||
| 1349 | var animator = (function () { |
||
| 1350 | return function () { |
||
| 1351 | pcent += (100 - pcent) / velocity; |
||
| 1352 | |||
| 1353 | animat[0] = Math.round(x1 + ((pcent / 100) * ix1)); |
||
| 1354 | animat[1] = Math.round(y1 + ((pcent / 100) * iy1)); |
||
| 1355 | animat[2] = Math.round(x2 + ((pcent / 100) * ix2)); |
||
| 1356 | animat[3] = Math.round(y2 + ((pcent / 100) * iy2)); |
||
| 1357 | |||
| 1358 | if (pcent >= 99.8) { |
||
| 1359 | pcent = 100; |
||
| 1360 | } |
||
| 1361 | if (pcent < 100) { |
||
| 1362 | setSelectRaw(animat); |
||
| 1363 | queueAnimator(); |
||
| 1364 | } else { |
||
| 1365 | Selection.done(); |
||
| 1366 | Selection.animMode(false); |
||
| 1367 | if (typeof(callback) === 'function') { |
||
| 1368 | callback.call(api); |
||
| 1369 | } |
||
| 1370 | } |
||
| 1371 | }; |
||
| 1372 | }()); |
||
| 1373 | queueAnimator(); |
||
| 1374 | } |
||
| 1375 | //}}} |
||
| 1376 | function setSelect(rect) //{{{ |
||
| 1377 | { |
||
| 1378 | setSelectRaw([rect[0] / xscale, rect[1] / yscale, rect[2] / xscale, rect[3] / yscale]); |
||
| 1379 | options.onSelect.call(api, unscale(Coords.getFixed())); |
||
| 1380 | Selection.enableHandles(); |
||
| 1381 | } |
||
| 1382 | //}}} |
||
| 1383 | function setSelectRaw(l) //{{{ |
||
| 1384 | { |
||
| 1385 | Coords.setPressed([l[0], l[1]]); |
||
| 1386 | Coords.setCurrent([l[2], l[3]]); |
||
| 1387 | Selection.update(); |
||
| 1388 | } |
||
| 1389 | //}}} |
||
| 1390 | function tellSelect() //{{{ |
||
| 1391 | { |
||
| 1392 | return unscale(Coords.getFixed()); |
||
| 1393 | } |
||
| 1394 | //}}} |
||
| 1395 | function tellScaled() //{{{ |
||
| 1396 | { |
||
| 1397 | return Coords.getFixed(); |
||
| 1398 | } |
||
| 1399 | //}}} |
||
| 1400 | function setOptionsNew(opt) //{{{ |
||
| 1401 | { |
||
| 1402 | setOptions(opt); |
||
| 1403 | interfaceUpdate(); |
||
| 1404 | } |
||
| 1405 | //}}} |
||
| 1406 | function disableCrop() //{{{ |
||
| 1407 | { |
||
| 1408 | options.disabled = true; |
||
| 1409 | Selection.disableHandles(); |
||
| 1410 | Selection.setCursor('default'); |
||
| 1411 | Tracker.setCursor('default'); |
||
| 1412 | } |
||
| 1413 | //}}} |
||
| 1414 | function enableCrop() //{{{ |
||
| 1415 | { |
||
| 1416 | options.disabled = false; |
||
| 1417 | interfaceUpdate(); |
||
| 1418 | } |
||
| 1419 | //}}} |
||
| 1420 | function cancelCrop() //{{{ |
||
| 1421 | { |
||
| 1422 | Selection.done(); |
||
| 1423 | Tracker.activateHandlers(null, null); |
||
| 1424 | } |
||
| 1425 | //}}} |
||
| 1426 | function destroy() //{{{ |
||
| 1427 | { |
||
| 1428 | $div.remove(); |
||
| 1429 | $origimg.show(); |
||
| 1430 | $origimg.css('visibility','visible'); |
||
| 1431 | $(obj).removeData('Jcrop'); |
||
| 1432 | } |
||
| 1433 | //}}} |
||
| 1434 | function setImage(src, callback) //{{{ |
||
| 1435 | { |
||
| 1436 | Selection.release(); |
||
| 1437 | disableCrop(); |
||
| 1438 | var img = new Image(); |
||
| 1439 | img.onload = function () { |
||
| 1440 | var iw = img.width; |
||
| 1441 | var ih = img.height; |
||
| 1442 | var bw = options.boxWidth; |
||
| 1443 | var bh = options.boxHeight; |
||
| 1444 | $img.width(iw).height(ih); |
||
| 1445 | $img.attr('src', src); |
||
| 1446 | $img2.attr('src', src); |
||
| 1447 | presize($img, bw, bh); |
||
| 1448 | boundx = $img.width(); |
||
| 1449 | boundy = $img.height(); |
||
| 1450 | $img2.width(boundx).height(boundy); |
||
| 1451 | $trk.width(boundx + (bound * 2)).height(boundy + (bound * 2)); |
||
| 1452 | $div.width(boundx).height(boundy); |
||
| 1453 | Shade.resize(boundx,boundy); |
||
| 1454 | enableCrop(); |
||
| 1455 | |||
| 1456 | if (typeof(callback) === 'function') { |
||
| 1457 | callback.call(api); |
||
| 1458 | } |
||
| 1459 | }; |
||
| 1460 | img.src = src; |
||
| 1461 | } |
||
| 1462 | //}}} |
||
| 1463 | function colorChangeMacro($obj,color,now) { |
||
| 1464 | var mycolor = color || options.bgColor; |
||
| 1465 | if (options.bgFade && supportsColorFade() && options.fadeTime && !now) { |
||
| 1466 | $obj.animate({ |
||
| 1467 | backgroundColor: mycolor |
||
| 1468 | }, { |
||
| 1469 | queue: false, |
||
| 1470 | duration: options.fadeTime |
||
| 1471 | }); |
||
| 1472 | } else { |
||
| 1473 | $obj.css('backgroundColor', mycolor); |
||
| 1474 | } |
||
| 1475 | } |
||
| 1476 | function interfaceUpdate(alt) //{{{ |
||
| 1477 | // This method tweaks the interface based on options object. |
||
| 1478 | // Called when options are changed and at end of initialization. |
||
| 1479 | { |
||
| 1480 | if (options.allowResize) { |
||
| 1481 | if (alt) { |
||
| 1482 | Selection.enableOnly(); |
||
| 1483 | } else { |
||
| 1484 | Selection.enableHandles(); |
||
| 1485 | } |
||
| 1486 | } else { |
||
| 1487 | Selection.disableHandles(); |
||
| 1488 | } |
||
| 1489 | |||
| 1490 | Tracker.setCursor(options.allowSelect ? 'crosshair' : 'default'); |
||
| 1491 | Selection.setCursor(options.allowMove ? 'move' : 'default'); |
||
| 1492 | |||
| 1493 | if (options.hasOwnProperty('trueSize')) { |
||
| 1494 | xscale = options.trueSize[0] / boundx; |
||
| 1495 | yscale = options.trueSize[1] / boundy; |
||
| 1496 | } |
||
| 1497 | |||
| 1498 | if (options.hasOwnProperty('setSelect')) { |
||
| 1499 | setSelect(options.setSelect); |
||
| 1500 | Selection.done(); |
||
| 1501 | delete(options.setSelect); |
||
| 1502 | } |
||
| 1503 | |||
| 1504 | Shade.refresh(); |
||
| 1505 | |||
| 1506 | if (options.bgColor != bgcolor) { |
||
| 1507 | colorChangeMacro( |
||
| 1508 | options.shade? Shade.getShades(): $div, |
||
| 1509 | options.shade? |
||
| 1510 | (options.shadeColor || options.bgColor): |
||
| 1511 | options.bgColor |
||
| 1512 | ); |
||
| 1513 | bgcolor = options.bgColor; |
||
| 1514 | } |
||
| 1515 | |||
| 1516 | if (bgopacity != options.bgOpacity) { |
||
| 1517 | bgopacity = options.bgOpacity; |
||
| 1518 | if (options.shade) Shade.refresh(); |
||
| 1519 | else Selection.setBgOpacity(bgopacity); |
||
| 1520 | } |
||
| 1521 | |||
| 1522 | xlimit = options.maxSize[0] || 0; |
||
| 1523 | ylimit = options.maxSize[1] || 0; |
||
| 1524 | xmin = options.minSize[0] || 0; |
||
| 1525 | ymin = options.minSize[1] || 0; |
||
| 1526 | |||
| 1527 | if (options.hasOwnProperty('outerImage')) { |
||
| 1528 | $img.attr('src', options.outerImage); |
||
| 1529 | delete(options.outerImage); |
||
| 1530 | } |
||
| 1531 | |||
| 1532 | Selection.refresh(); |
||
| 1533 | } |
||
| 1534 | //}}} |
||
| 1535 | //}}} |
||
| 1536 | |||
| 1537 | if (Touch.support) $trk.bind('touchstart.jcrop', Touch.newSelection); |
||
| 1538 | |||
| 1539 | $hdl_holder.hide(); |
||
| 1540 | interfaceUpdate(true); |
||
| 1541 | |||
| 1542 | var api = { |
||
| 1543 | setImage: setImage, |
||
| 1544 | animateTo: animateTo, |
||
| 1545 | setSelect: setSelect, |
||
| 1546 | setOptions: setOptionsNew, |
||
| 1547 | tellSelect: tellSelect, |
||
| 1548 | tellScaled: tellScaled, |
||
| 1549 | setClass: setClass, |
||
| 1550 | |||
| 1551 | disable: disableCrop, |
||
| 1552 | enable: enableCrop, |
||
| 1553 | cancel: cancelCrop, |
||
| 1554 | release: Selection.release, |
||
| 1555 | destroy: destroy, |
||
| 1556 | |||
| 1557 | focus: KeyManager.watchKeys, |
||
| 1558 | |||
| 1559 | getBounds: function () { |
||
| 1560 | return [boundx * xscale, boundy * yscale]; |
||
| 1561 | }, |
||
| 1562 | getWidgetSize: function () { |
||
| 1563 | return [boundx, boundy]; |
||
| 1564 | }, |
||
| 1565 | getScaleFactor: function () { |
||
| 1566 | return [xscale, yscale]; |
||
| 1567 | }, |
||
| 1568 | getOptions: function() { |
||
| 1569 | // careful: internal values are returned |
||
| 1570 | return options; |
||
| 1571 | }, |
||
| 1572 | |||
| 1573 | ui: { |
||
| 1574 | holder: $div, |
||
| 1575 | selection: $sel |
||
| 1576 | } |
||
| 1577 | }; |
||
| 1578 | |||
| 1579 | if (is_msie) $div.bind('selectstart', function () { return false; }); |
||
| 1580 | |||
| 1581 | $origimg.data('Jcrop', api); |
||
| 1582 | return api; |
||
| 1583 | }; |
||
| 1584 | $.fn.Jcrop = function (options, callback) //{{{ |
||
| 1585 | { |
||
| 1586 | var api; |
||
| 1587 | // Iterate over each object, attach Jcrop |
||
| 1588 | this.each(function () { |
||
| 1589 | // If we've already attached to this object |
||
| 1590 | if ($(this).data('Jcrop')) { |
||
| 1591 | // The API can be requested this way (undocumented) |
||
| 1592 | if (options === 'api') return $(this).data('Jcrop'); |
||
| 1593 | // Otherwise, we just reset the options... |
||
| 1594 | else $(this).data('Jcrop').setOptions(options); |
||
| 1595 | } |
||
| 1596 | // If we haven't been attached, preload and attach |
||
| 1597 | else { |
||
| 1598 | if (this.tagName == 'IMG') |
||
| 1599 | $.Jcrop.Loader(this,function(){ |
||
| 1600 | $(this).css({display:'block',visibility:'hidden'}); |
||
| 1601 | api = $.Jcrop(this, options); |
||
| 1602 | if ($.isFunction(callback)) callback.call(api); |
||
| 1603 | }); |
||
| 1604 | else { |
||
| 1605 | $(this).css({display:'block',visibility:'hidden'}); |
||
| 1606 | api = $.Jcrop(this, options); |
||
| 1607 | if ($.isFunction(callback)) callback.call(api); |
||
| 1608 | } |
||
| 1609 | } |
||
| 1610 | }); |
||
| 1611 | |||
| 1612 | // Return "this" so the object is chainable (jQuery-style) |
||
| 1613 | return this; |
||
| 1614 | }; |
||
| 1615 | //}}} |
||
| 1616 | // $.Jcrop.Loader - basic image loader {{{ |
||
| 1617 | |||
| 1618 | $.Jcrop.Loader = function(imgobj,success,error){ |
||
| 1619 | var $img = $(imgobj), img = $img[0]; |
||
| 1620 | |||
| 1621 | function completeCheck(){ |
||
| 1622 | if (img.complete) { |
||
| 1623 | $img.unbind('.jcloader'); |
||
| 1624 | if ($.isFunction(success)) success.call(img); |
||
| 1625 | } |
||
| 1626 | else window.setTimeout(completeCheck,50); |
||
| 1627 | } |
||
| 1628 | |||
| 1629 | $img |
||
| 1630 | .bind('load.jcloader',completeCheck) |
||
| 1631 | .bind('error.jcloader',function(e){ |
||
| 1632 | $img.unbind('.jcloader'); |
||
| 1633 | if ($.isFunction(error)) error.call(img); |
||
| 1634 | }); |
||
| 1635 | |||
| 1636 | if (img.complete && $.isFunction(success)){ |
||
| 1637 | $img.unbind('.jcloader'); |
||
| 1638 | success.call(img); |
||
| 1639 | } |
||
| 1640 | }; |
||
| 1641 | |||
| 1642 | //}}} |
||
| 1643 | // Global Defaults {{{ |
||
| 1644 | $.Jcrop.defaults = { |
||
| 1645 | |||
| 1646 | // Basic Settings |
||
| 1647 | allowSelect: true, |
||
| 1648 | allowMove: true, |
||
| 1649 | allowResize: true, |
||
| 1650 | |||
| 1651 | trackDocument: true, |
||
| 1652 | |||
| 1653 | // Styling Options |
||
| 1654 | baseClass: 'jcrop', |
||
| 1655 | addClass: null, |
||
| 1656 | bgColor: 'black', |
||
| 1657 | bgOpacity: 0.6, |
||
| 1658 | bgFade: false, |
||
| 1659 | borderOpacity: 0.4, |
||
| 1660 | handleOpacity: 0.5, |
||
| 1661 | handleSize: null, |
||
| 1662 | |||
| 1663 | aspectRatio: 0, |
||
| 1664 | keySupport: true, |
||
| 1665 | createHandles: ['n','s','e','w','nw','ne','se','sw'], |
||
| 1666 | createDragbars: ['n','s','e','w'], |
||
| 1667 | createBorders: ['n','s','e','w'], |
||
| 1668 | drawBorders: true, |
||
| 1669 | dragEdges: true, |
||
| 1670 | fixedSupport: true, |
||
| 1671 | touchSupport: null, |
||
| 1672 | |||
| 1673 | shade: null, |
||
| 1674 | |||
| 1675 | boxWidth: 0, |
||
| 1676 | boxHeight: 0, |
||
| 1677 | boundary: 2, |
||
| 1678 | fadeTime: 400, |
||
| 1679 | animationDelay: 20, |
||
| 1680 | swingSpeed: 3, |
||
| 1681 | |||
| 1682 | minSelect: [0, 0], |
||
| 1683 | maxSize: [0, 0], |
||
| 1684 | minSize: [0, 0], |
||
| 1685 | |||
| 1686 | // Callbacks / Event Handlers |
||
| 1687 | onChange: function () {}, |
||
| 1688 | onSelect: function () {}, |
||
| 1689 | onDblClick: function () {}, |
||
| 1690 | onRelease: function () {} |
||
| 1691 | }; |
||
| 1692 | |||
| 1693 | // }}} |
||
| 1694 | }(jQuery)); |