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Diffstat (limited to 'js/dojo-1.6/dojox/fx/style.js')
| -rw-r--r-- | js/dojo-1.6/dojox/fx/style.js | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/js/dojo-1.6/dojox/fx/style.js b/js/dojo-1.6/dojox/fx/style.js new file mode 100644 index 0000000..70ce467 --- /dev/null +++ b/js/dojo-1.6/dojox/fx/style.js @@ -0,0 +1,250 @@ +/*
+ Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
+ Available via Academic Free License >= 2.1 OR the modified BSD license.
+ see: http://dojotoolkit.org/license for details
+*/
+
+
+if(!dojo._hasResource["dojox.fx.style"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.fx.style"] = true;
+dojo.provide("dojox.fx.style");
+dojo.experimental("dojox.fx.style");
+//
+// summary:
+// dojox.fx CSS Class Animations:
+//
+// description:
+// a set of functions to animate properties based on
+// normalized CSS class definitions.
+//
+// provides: addClass, removeClass, and toggleClass
+//
+dojo.require("dojo.fx");
+
+(function(){
+
+ var d = dojo;
+
+ var _getStyleSnapshot = function(/* Object */cache){
+ // summary:
+ // uses a dojo.getComputedStyle(node) cache reference and
+ // iterates through the 'documented/supported animate-able'
+ // properties.
+ //
+ // returns: Array
+ // an array of raw, calculcated values (no keys), to be normalized/compared
+ // elsewhere
+ return d.map(dojox.fx._allowedProperties, function(style){
+ return cache[style]; // String
+ }); // Array
+ };
+
+ var _getCalculatedStyleChanges = function(node, cssClass, addClass){
+ // summary: Calculate the difference in style properties between two states
+ // description:
+ // calculate and normalize(?) the differences between two states
+ // of a node (args.node) by quickly adding or removing a class, and
+ // iterateing over the results of dojox.fx._getStyleSnapshot()
+ //
+ // addClass:
+ // true to calculate what adding a class would do,
+ // false to calculate what removing the class would do
+
+ node = d.byId(node);
+ var cs = d.getComputedStyle(node);
+
+ // take our snapShots
+ var _before = _getStyleSnapshot(cs);
+ d[(addClass ? "addClass" : "removeClass")](node, cssClass);
+ var _after = _getStyleSnapshot(cs);
+ d[(addClass ? "removeClass" : "addClass")](node, cssClass);
+
+ var calculated = {}, i = 0;
+ d.forEach(dojox.fx._allowedProperties, function(prop){
+ if(_before[i] != _after[i]){
+ // FIXME: the static units: px is not good, either. need to parse unit from computed style?
+ calculated[prop] = parseInt(_after[i]) /* start: parseInt(_before[i]), units: 'px' */ ;
+ }
+ i++;
+ });
+ return calculated;
+ };
+
+ d.mixin(dojox.fx,{
+
+ addClass: function(node, cssClass, args){
+ // summary:
+ // Animate the effects of adding a class to a node
+ //
+ // description:
+ // Creates an animation that will animate
+ // the properties of a node to the properties
+ // defined in a standard CSS .class definition.
+ // (calculating the differences itself)
+ //
+ // node: String|DomNode
+ // A String ID or DomNode referce to animate
+ //
+ // cssClass: String
+ // The CSS class name to add to the node
+ //
+ // args: Object?
+ // Additional optional `dojo.animateProperty` arguments, such as
+ // duration, easing and so on.
+ //
+ // example:
+ // |
+ // | .bar { line-height: 12px; }
+ // | .foo { line-height: 40px; }
+ // | <div class="bar" id="test">
+ // | Multi<br>line<br>text
+ // | </div>
+ // |
+ // | // animate to line-height:40px
+ // | dojo.fx.addClass("test", "foo").play();
+ //
+ node = d.byId(node);
+
+ var pushClass = (function(n){
+ // summary: onEnd we want to add the class to the node
+ // (as dojo.addClass naturally would) in case our
+ // class parsing misses anything the browser would
+ // otherwise interpret. this may cause some flicker,
+ // and will only apply the class so children can inherit
+ // after the animation is done (potentially more flicker)
+ return function(){
+ d.addClass(n, cssClass);
+ n.style.cssText = _beforeStyle;
+ }
+ })(node);
+
+ // _getCalculatedStleChanges is the core of our style/class animations
+ var mixedProperties = _getCalculatedStyleChanges(node, cssClass, true);
+ var _beforeStyle = node.style.cssText;
+ var _anim = d.animateProperty(d.mixin({
+ node: node,
+ properties: mixedProperties
+ }, args));
+ d.connect(_anim, "onEnd", _anim, pushClass);
+ return _anim; // dojo.Animation
+ },
+
+ removeClass: function(node, cssClass, args){
+ // summary: Animate the effects of removing a class from a node
+ // description:
+ // Creates an animation that will animate the properties of a
+ // node (args.node) to the properties calculated after removing
+ // a standard CSS className from a that node.
+ //
+ // calls dojo.removeClass(args.cssClass) onEnd of animation
+ //
+ // standard dojo.Animation object rules apply.
+ //
+ // example:
+ // | // animate the removal of "foo" from a node with id="bar"
+ // | dojox.fx.removeClass("bar", "foo").play()
+
+ node = d.byId(node);
+
+ var pullClass = (function(n){
+ // summary: onEnd we want to remove the class from the node
+ // (as dojo.removeClass naturally would) in case our class
+ // parsing misses anything the browser would otherwise
+ // interpret. this may cause some flicker, and will only
+ // apply the class so children can inherit after the
+ // animation is done (potentially more flicker)
+ //
+ return function(){
+ d.removeClass(n, cssClass);
+ n.style.cssText = _beforeStyle;
+ }
+ })(node);
+
+ var mixedProperties = _getCalculatedStyleChanges(node, cssClass);
+ var _beforeStyle = node.style.cssText;
+ var _anim = d.animateProperty(d.mixin({
+ node: node,
+ properties: mixedProperties
+ }, args));
+ d.connect(_anim, "onEnd", _anim, pullClass);
+ return _anim; // dojo.Animation
+ },
+
+ toggleClass: function(node, cssClass, condition, args){
+ // summary:
+ // Animate the effects of Toggling a class on a Node
+ //
+ // description:
+ // creates an animation that will animate the effect of
+ // toggling a class on or off of a node.
+ // Adds a class to node if not present, or removes if present.
+ // Pass a boolean condition if you want to explicitly add or remove.
+ //
+ // node: String|DomNode
+ // The domNode (or string of the id) to toggle
+ // cssClass: String
+ // String of the classname to add to the node
+ // condition: Boolean?
+ // If passed, true means to add the class, false means to remove.
+ // args: Object?
+ // Additional `dojo.Animation` args to pass along.
+ //
+ // example:
+ // | // add the class "sampleClass" to a node id="theNode"
+ // | dojox.fx.toggleClass("theNode","sampleClass",true).play();
+ // example:
+ // | // toggle the class "sampleClass" on the node id="theNode"
+ // | dojox.fx.toggleClass("theNode","sampleClass").play();
+
+ if(typeof condition == "undefined"){
+ condition = !d.hasClass(node, cssClass);
+ }
+ return dojox.fx[(condition ? "addClass" : "removeClass")](node, cssClass, args); // dojo.Animation
+ },
+
+ _allowedProperties: [
+ // summary: Our pseudo map of properties we will check for.
+ // description:
+ // it should be much more intuitive. a way to normalize and
+ // "predict" intent, or even something more clever ...
+ // open to suggestions.
+
+ // no-brainers:
+ "width",
+ "height",
+ // only if position = absolute || relative?
+ "left", "top", // "right", "bottom",
+ // these need to be filtered through dojo.colors?
+ // "background", // normalize to:
+ /* "backgroundImage", */
+ // "backgroundPosition", // FIXME: to be effective, this needs "#px #px"?
+ "backgroundColor",
+
+ "color",
+
+ // "border",
+ //"borderBottomColor",
+ "borderBottomWidth",
+ //"borderTopColor",
+ "borderTopWidth",
+ //"borderLeftColor",
+ "borderLeftWidth",
+ //"borderRightColor",
+ "borderRightWidth",
+
+ // "padding", // normalize to:
+ "paddingLeft", "paddingRight", "paddingTop", "paddingBottom",
+ // "margin", // normalize to:
+ "marginLeft", "marginTop", "marginRight", "marginBottom",
+
+ // unit import/delicate?:
+ "lineHeight",
+ "letterSpacing",
+ "fontSize"
+ ]
+
+ });
+
+})();
+
+}
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