- Author:
- David Nickerson <david.nickerson@gmail.com>
- Date:
- 2021-09-17 15:50:49+12:00
- Desc:
- tweak html formatting
- Permanent Source URI:
- https://staging.physiomeproject.org/workspace/a1/rawfile/1b3862589abf79ae9119ee0b5e99a8b785d762e1/dojo-presentation/js/dojo/dojo/fx.js
dojo.provide("dojo.fx");
dojo.provide("dojo.fx.Toggler");
/*=====
dojo.fx = {
// summary: Effects library on top of Base animations
};
=====*/
(function(){
var _baseObj = {
_fire: function(evt, args){
if(this[evt]){
this[evt].apply(this, args||[]);
}
return this;
}
};
var _chain = function(animations){
this._index = -1;
this._animations = animations||[];
this._current = this._onAnimateCtx = this._onEndCtx = null;
this.duration = 0;
dojo.forEach(this._animations, function(a){
this.duration += a.duration;
if(a.delay){ this.duration += a.delay; }
}, this);
};
dojo.extend(_chain, {
_onAnimate: function(){
this._fire("onAnimate", arguments);
},
_onEnd: function(){
dojo.disconnect(this._onAnimateCtx);
dojo.disconnect(this._onEndCtx);
this._onAnimateCtx = this._onEndCtx = null;
if(this._index + 1 == this._animations.length){
this._fire("onEnd");
}else{
// switch animations
this._current = this._animations[++this._index];
this._onAnimateCtx = dojo.connect(this._current, "onAnimate", this, "_onAnimate");
this._onEndCtx = dojo.connect(this._current, "onEnd", this, "_onEnd");
this._current.play(0, true);
}
},
play: function(/*int?*/ delay, /*Boolean?*/ gotoStart){
if(!this._current){ this._current = this._animations[this._index = 0]; }
if(!gotoStart && this._current.status() == "playing"){ return this; }
var beforeBegin = dojo.connect(this._current, "beforeBegin", this, function(){
this._fire("beforeBegin");
}),
onBegin = dojo.connect(this._current, "onBegin", this, function(arg){
this._fire("onBegin", arguments);
}),
onPlay = dojo.connect(this._current, "onPlay", this, function(arg){
this._fire("onPlay", arguments);
dojo.disconnect(beforeBegin);
dojo.disconnect(onBegin);
dojo.disconnect(onPlay);
});
if(this._onAnimateCtx){
dojo.disconnect(this._onAnimateCtx);
}
this._onAnimateCtx = dojo.connect(this._current, "onAnimate", this, "_onAnimate");
if(this._onEndCtx){
dojo.disconnect(this._onEndCtx);
}
this._onEndCtx = dojo.connect(this._current, "onEnd", this, "_onEnd");
this._current.play.apply(this._current, arguments);
return this;
},
pause: function(){
if(this._current){
var e = dojo.connect(this._current, "onPause", this, function(arg){
this._fire("onPause", arguments);
dojo.disconnect(e);
});
this._current.pause();
}
return this;
},
gotoPercent: function(/*Decimal*/percent, /*Boolean?*/ andPlay){
this.pause();
var offset = this.duration * percent;
this._current = null;
dojo.some(this._animations, function(a){
if(a.duration <= offset){
this._current = a;
return true;
}
offset -= a.duration;
return false;
});
if(this._current){
this._current.gotoPercent(offset / this._current.duration, andPlay);
}
return this;
},
stop: function(/*boolean?*/ gotoEnd){
if(this._current){
if(gotoEnd){
for(; this._index + 1 < this._animations.length; ++this._index){
this._animations[this._index].stop(true);
}
this._current = this._animations[this._index];
}
var e = dojo.connect(this._current, "onStop", this, function(arg){
this._fire("onStop", arguments);
dojo.disconnect(e);
});
this._current.stop();
}
return this;
},
status: function(){
return this._current ? this._current.status() : "stopped";
},
destroy: function(){
if(this._onAnimateCtx){ dojo.disconnect(this._onAnimateCtx); }
if(this._onEndCtx){ dojo.disconnect(this._onEndCtx); }
}
});
dojo.extend(_chain, _baseObj);
dojo.fx.chain = function(/*dojo._Animation[]*/ animations){
// summary: Chain a list of dojo._Animation s to run in sequence
// example:
// | dojo.fx.chain([
// | dojo.fadeIn({ node:node }),
// | dojo.fadeOut({ node:otherNode })
// | ]).play();
//
return new _chain(animations) // dojo._Animation
};
var _combine = function(animations){
this._animations = animations||[];
this._connects = [];
this._finished = 0;
this.duration = 0;
dojo.forEach(animations, function(a){
var duration = a.duration;
if(a.delay){ duration += a.delay; }
if(this.duration < duration){ this.duration = duration; }
this._connects.push(dojo.connect(a, "onEnd", this, "_onEnd"));
}, this);
this._pseudoAnimation = new dojo._Animation({curve: [0, 1], duration: this.duration});
dojo.forEach(["beforeBegin", "onBegin", "onPlay", "onAnimate", "onPause", "onStop"],
function(evt){
this._connects.push(dojo.connect(this._pseudoAnimation, evt, dojo.hitch(this, "_fire", evt)));
},
this
);
};
dojo.extend(_combine, {
_doAction: function(action, args){
dojo.forEach(this._animations, function(a){
a[action].apply(a, args);
});
return this;
},
_onEnd: function(){
if(++this._finished == this._animations.length){
this._fire("onEnd");
}
},
_call: function(action, args){
var t = this._pseudoAnimation;
t[action].apply(t, args);
},
play: function(/*int?*/ delay, /*Boolean?*/ gotoStart){
this._finished = 0;
this._doAction("play", arguments);
this._call("play", arguments);
return this;
},
pause: function(){
this._doAction("pause", arguments);
this._call("pause", arguments);
return this;
},
gotoPercent: function(/*Decimal*/percent, /*Boolean?*/ andPlay){
var ms = this.duration * percent;
dojo.forEach(this._animations, function(a){
a.gotoPercent(a.duration < ms ? 1 : (ms / a.duration), andPlay);
});
this._call("gotoPercent", arguments);
return this;
},
stop: function(/*boolean?*/ gotoEnd){
this._doAction("stop", arguments);
this._call("stop", arguments);
return this;
},
status: function(){
return this._pseudoAnimation.status();
},
destroy: function(){
dojo.forEach(this._connects, dojo.disconnect);
}
});
dojo.extend(_combine, _baseObj);
dojo.fx.combine = function(/*dojo._Animation[]*/ animations){
// summary: Combine a list of dojo._Animation s to run in parallel
// example:
// | dojo.fx.combine([
// | dojo.fadeIn({ node:node }),
// | dojo.fadeOut({ node:otherNode })
// | ]).play();
return new _combine(animations); // dojo._Animation
};
})();
dojo.declare("dojo.fx.Toggler", null, {
// summary:
// class constructor for an animation toggler. It accepts a packed
// set of arguments about what type of animation to use in each
// direction, duration, etc.
//
// example:
// | var t = new dojo.fx.Toggler({
// | node: "nodeId",
// | showDuration: 500,
// | // hideDuration will default to "200"
// | showFunc: dojo.wipeIn,
// | // hideFunc will default to "fadeOut"
// | });
// | t.show(100); // delay showing for 100ms
// | // ...time passes...
// | t.hide();
// FIXME: need a policy for where the toggler should "be" the next
// time show/hide are called if we're stopped somewhere in the
// middle.
constructor: function(args){
var _t = this;
dojo.mixin(_t, args);
_t.node = args.node;
_t._showArgs = dojo.mixin({}, args);
_t._showArgs.node = _t.node;
_t._showArgs.duration = _t.showDuration;
_t.showAnim = _t.showFunc(_t._showArgs);
_t._hideArgs = dojo.mixin({}, args);
_t._hideArgs.node = _t.node;
_t._hideArgs.duration = _t.hideDuration;
_t.hideAnim = _t.hideFunc(_t._hideArgs);
dojo.connect(_t.showAnim, "beforeBegin", dojo.hitch(_t.hideAnim, "stop", true));
dojo.connect(_t.hideAnim, "beforeBegin", dojo.hitch(_t.showAnim, "stop", true));
},
// node: DomNode
// the node to toggle
node: null,
// showFunc: Function
// The function that returns the dojo._Animation to show the node
showFunc: dojo.fadeIn,
// hideFunc: Function
// The function that returns the dojo._Animation to hide the node
hideFunc: dojo.fadeOut,
// showDuration:
// Time in milliseconds to run the show Animation
showDuration: 200,
// hideDuration:
// Time in milliseconds to run the hide Animation
hideDuration: 200,
/*=====
_showArgs: null,
_showAnim: null,
_hideArgs: null,
_hideAnim: null,
_isShowing: false,
_isHiding: false,
=====*/
show: function(delay){
// summary: Toggle the node to showing
return this.showAnim.play(delay || 0);
},
hide: function(delay){
// summary: Toggle the node to hidden
return this.hideAnim.play(delay || 0);
}
});
dojo.fx.wipeIn = function(/*Object*/ args){
// summary
// Returns an animation that will expand the
// node defined in 'args' object from it's current height to
// it's natural height (with no scrollbar).
// Node must have no margin/border/padding.
args.node = dojo.byId(args.node);
var node = args.node, s = node.style, o;
var anim = dojo.animateProperty(dojo.mixin({
properties: {
height: {
// wrapped in functions so we wait till the last second to query (in case value has changed)
start: function(){
// start at current [computed] height, but use 1px rather than 0
// because 0 causes IE to display the whole panel
o = s.overflow;
s.overflow="hidden";
if(s.visibility=="hidden"||s.display=="none"){
s.height="1px";
s.display="";
s.visibility="";
return 1;
}else{
var height = dojo.style(node, "height");
return Math.max(height, 1);
}
},
end: function(){
return node.scrollHeight;
}
}
}
}, args));
dojo.connect(anim, "onEnd", function(){
s.height = "auto";
s.overflow = o;
});
return anim; // dojo._Animation
}
dojo.fx.wipeOut = function(/*Object*/ args){
// summary
// Returns an animation that will shrink node defined in "args"
// from it's current height to 1px, and then hide it.
var node = args.node = dojo.byId(args.node);
var s = node.style;
var o;
var anim = dojo.animateProperty(dojo.mixin({
properties: {
height: {
end: 1 // 0 causes IE to display the whole panel
}
}
}, args));
dojo.connect(anim, "beforeBegin", function(){
o = s.overflow;
s.overflow = "hidden";
s.display = "";
});
dojo.connect(anim, "onEnd", function(){
s.overflow = o;
s.height = "auto";
s.display = "none";
});
return anim; // dojo._Animation
}
dojo.fx.slideTo = function(/*Object?*/ args){
// summary
// Returns an animation that will slide "node"
// defined in args Object from its current position to
// the position defined by (args.left, args.top).
// example:
// | dojo.fx.slideTo({ node: node, left:"40", top:"50", unit:"px" }).play()
var node = (args.node = dojo.byId(args.node));
var top = null;
var left = null;
var init = (function(n){
return function(){
var cs = dojo.getComputedStyle(n);
var pos = cs.position;
top = (pos == 'absolute' ? n.offsetTop : parseInt(cs.top) || 0);
left = (pos == 'absolute' ? n.offsetLeft : parseInt(cs.left) || 0);
if(pos != 'absolute' && pos != 'relative'){
var ret = dojo.coords(n, true);
top = ret.y;
left = ret.x;
n.style.position="absolute";
n.style.top=top+"px";
n.style.left=left+"px";
}
};
})(node);
init();
var anim = dojo.animateProperty(dojo.mixin({
properties: {
top: { end: args.top||0 },
left: { end: args.left||0 }
}
}, args));
dojo.connect(anim, "beforeBegin", anim, init);
return anim; // dojo._Animation
}
