resources/jquery.effects/jquery.effects.scale.js

   1 /*
   2  * jQuery UI Effects Scale 1.8.2
   3  *
   4  * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
   5  * Dual licensed under the MIT (MIT-LICENSE.txt)
   6  * and GPL (GPL-LICENSE.txt) licenses.
   7  *
   8  * http://docs.jquery.com/UI/Effects/Scale
   9  *
  10  * Depends:
  11  *      jquery.effects.core.js
  12  */
  13 (function($) {
  14
  15 $.effects.puff = function(o) {
  16         return this.queue(function() {
  17                 var elem = $(this),
  18                         mode = $.effects.setMode(elem, o.options.mode || 'hide'),
  19                         percent = parseInt(o.options.percent, 10) || 150,
  20                         factor = percent / 100,
  21                         original = { height: elem.height(), width: elem.width() };
  22
  23                 $.extend(o.options, {
  24                         fade: true,
  25                         mode: mode,
  26                         percent: mode == 'hide' ? percent : 100,
  27                         from: mode == 'hide'
  28                                 ? original
  29                                 : {
  30                                         height: original.height * factor,
  31                                         width: original.width * factor
  32                                 }
  33                 });
  34
  35                 elem.effect('scale', o.options, o.duration, o.callback);
  36                 elem.dequeue();
  37         });
  38 };
  39
  40 $.effects.scale = function(o) {
  41
  42         return this.queue(function() {
  43
  44                 // Create element
  45                 var el = $(this);
  46
  47                 // Set options
  48                 var options = $.extend(true, {}, o.options);
  49                 var mode = $.effects.setMode(el, o.options.mode || 'effect'); // Set Mode
  50                 var percent = parseInt(o.options.percent,10) || (parseInt(o.options.percent,10) == 0 ? 0 : (mode == 'hide' ? 0 : 100)); // Set default scaling percent
  51                 var direction = o.options.direction || 'both'; // Set default axis
  52                 var origin = o.options.origin; // The origin of the scaling
  53                 if (mode != 'effect') { // Set default origin and restore for show/hide
  54                         options.origin = origin || ['middle','center'];
  55                         options.restore = true;
  56                 }
  57                 var original = {height: el.height(), width: el.width()}; // Save original
  58                 el.from = o.options.from || (mode == 'show' ? {height: 0, width: 0} : original); // Default from state
  59
  60                 // Adjust
  61                 var factor = { // Set scaling factor
  62                         y: direction != 'horizontal' ? (percent / 100) : 1,
  63                         x: direction != 'vertical' ? (percent / 100) : 1
  64                 };
  65                 el.to = {height: original.height * factor.y, width: original.width * factor.x}; // Set to state
  66
  67                 if (o.options.fade) { // Fade option to support puff
  68                         if (mode == 'show') {el.from.opacity = 0; el.to.opacity = 1;};
  69                         if (mode == 'hide') {el.from.opacity = 1; el.to.opacity = 0;};
  70                 };
  71
  72                 // Animation
  73                 options.from = el.from; options.to = el.to; options.mode = mode;
  74
  75                 // Animate
  76                 el.effect('size', options, o.duration, o.callback);
  77                 el.dequeue();
  78         });
  79
  80 };
  81
  82 $.effects.size = function(o) {
  83
  84         return this.queue(function() {
  85
  86                 // Create element
  87                 var el = $(this), props = ['position','top','left','width','height','overflow','opacity'];
  88                 var props1 = ['position','top','left','overflow','opacity']; // Always restore
  89                 var props2 = ['width','height','overflow']; // Copy for children
  90                 var cProps = ['fontSize'];
  91                 var vProps = ['borderTopWidth', 'borderBottomWidth', 'paddingTop', 'paddingBottom'];
  92                 var hProps = ['borderLeftWidth', 'borderRightWidth', 'paddingLeft', 'paddingRight'];
  93
  94                 // Set options
  95                 var mode = $.effects.setMode(el, o.options.mode || 'effect'); // Set Mode
  96                 var restore = o.options.restore || false; // Default restore
  97                 var scale = o.options.scale || 'both'; // Default scale mode
  98                 var origin = o.options.origin; // The origin of the sizing
  99                 var original = {height: el.height(), width: el.width()}; // Save original
 100                 el.from = o.options.from || original; // Default from state
 101                 el.to = o.options.to || original; // Default to state
 102                 // Adjust
 103                 if (origin) { // Calculate baseline shifts
 104                         var baseline = $.effects.getBaseline(origin, original);
 105                         el.from.top = (original.height - el.from.height) * baseline.y;
 106                         el.from.left = (original.width - el.from.width) * baseline.x;
 107                         el.to.top = (original.height - el.to.height) * baseline.y;
 108                         el.to.left = (original.width - el.to.width) * baseline.x;
 109                 };
 110                 var factor = { // Set scaling factor
 111                         from: {y: el.from.height / original.height, x: el.from.width / original.width},
 112                         to: {y: el.to.height / original.height, x: el.to.width / original.width}
 113                 };
 114                 if (scale == 'box' || scale == 'both') { // Scale the css box
 115                         if (factor.from.y != factor.to.y) { // Vertical props scaling
 116                                 props = props.concat(vProps);
 117                                 el.from = $.effects.setTransition(el, vProps, factor.from.y, el.from);
 118                                 el.to = $.effects.setTransition(el, vProps, factor.to.y, el.to);
 119                         };
 120                         if (factor.from.x != factor.to.x) { // Horizontal props scaling
 121                                 props = props.concat(hProps);
 122                                 el.from = $.effects.setTransition(el, hProps, factor.from.x, el.from);
 123                                 el.to = $.effects.setTransition(el, hProps, factor.to.x, el.to);
 124                         };
 125                 };
 126                 if (scale == 'content' || scale == 'both') { // Scale the content
 127                         if (factor.from.y != factor.to.y) { // Vertical props scaling
 128                                 props = props.concat(cProps);
 129                                 el.from = $.effects.setTransition(el, cProps, factor.from.y, el.from);
 130                                 el.to = $.effects.setTransition(el, cProps, factor.to.y, el.to);
 131                         };
 132                 };
 133                 $.effects.save(el, restore ? props : props1); el.show(); // Save & Show
 134                 $.effects.createWrapper(el); // Create Wrapper
 135                 el.css('overflow','hidden').css(el.from); // Shift
 136
 137                 // Animate
 138                 if (scale == 'content' || scale == 'both') { // Scale the children
 139                         vProps = vProps.concat(['marginTop','marginBottom']).concat(cProps); // Add margins/font-size
 140                         hProps = hProps.concat(['marginLeft','marginRight']); // Add margins
 141                         props2 = props.concat(vProps).concat(hProps); // Concat
 142                         el.find("*[width]").each(function(){
 143                                 child = $(this);
 144                                 if (restore) $.effects.save(child, props2);
 145                                 var c_original = {height: child.height(), width: child.width()}; // Save original
 146                                 child.from = {height: c_original.height * factor.from.y, width: c_original.width * factor.from.x};
 147                                 child.to = {height: c_original.height * factor.to.y, width: c_original.width * factor.to.x};
 148                                 if (factor.from.y != factor.to.y) { // Vertical props scaling
 149                                         child.from = $.effects.setTransition(child, vProps, factor.from.y, child.from);
 150                                         child.to = $.effects.setTransition(child, vProps, factor.to.y, child.to);
 151                                 };
 152                                 if (factor.from.x != factor.to.x) { // Horizontal props scaling
 153                                         child.from = $.effects.setTransition(child, hProps, factor.from.x, child.from);
 154                                         child.to = $.effects.setTransition(child, hProps, factor.to.x, child.to);
 155                                 };
 156                                 child.css(child.from); // Shift children
 157                                 child.animate(child.to, o.duration, o.options.easing, function(){
 158                                         if (restore) $.effects.restore(child, props2); // Restore children
 159                                 }); // Animate children
 160                         });
 161                 };
 162
 163                 // Animate
 164                 el.animate(el.to, { queue: false, duration: o.duration, easing: o.options.easing, complete: function() {
 165                         if (el.to.opacity === 0) {
 166                                 el.css('opacity', el.from.opacity);
 167                         }
 168                         if(mode == 'hide') el.hide(); // Hide
 169                         $.effects.restore(el, restore ? props : props1); $.effects.removeWrapper(el); // Restore
 170                         if(o.callback) o.callback.apply(this, arguments); // Callback
 171                         el.dequeue();
 172                 }});
 173
 174         });
 175
 176 };
 177
 178 })(jQuery);