public/tt-rss
1
0
Fork 0
mirror of https://git.tt-rss.org/git/tt-rss.git synced 2025-12-18 04:01:54 +00:00
Code Issues Releases Wiki Activity

build custom layer of Dojo to speed up loading of tt-rss (refs #293)

Browse Source
This commit is contained in:
Andrew Dolgov
2011-03-04 19:02:28 +03:00
parent cfad9259a6
commit a089699c89
144 changed files with 55627 additions and 13766 deletions
Download Patch File Download Diff File Expand all files Collapse all files

97
lib/dojo/dnd/TimedMoveable.js
View File

@@ -5,36 +5,77 @@
*/
if(!dojo._hasResource["dojo.dnd.TimedMoveable"]){
dojo._hasResource["dojo.dnd.TimedMoveable"]=true;
if(!dojo._hasResource["dojo.dnd.TimedMoveable"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojo.dnd.TimedMoveable"] = true;
dojo.provide("dojo.dnd.TimedMoveable");
dojo.require("dojo.dnd.Moveable");
/*=====
dojo.declare("dojo.dnd.__TimedMoveableArgs", [dojo.dnd.__MoveableArgs], {
// timeout: Number
// delay move by this number of ms,
// accumulating position changes during the timeout
timeout: 0
});
=====*/
(function(){
var _1=dojo.dnd.Moveable.prototype.onMove;
dojo.declare("dojo.dnd.TimedMoveable",dojo.dnd.Moveable,{timeout:40,constructor:function(_2,_3){
if(!_3){
_3={};
}
if(_3.timeout&&typeof _3.timeout=="number"&&_3.timeout>=0){
this.timeout=_3.timeout;
}
},markupFactory:function(_4,_5){
return new dojo.dnd.TimedMoveable(_5,_4);
},onMoveStop:function(_6){
if(_6._timer){
clearTimeout(_6._timer);
_1.call(this,_6,_6._leftTop);
}
dojo.dnd.Moveable.prototype.onMoveStop.apply(this,arguments);
},onMove:function(_7,_8){
_7._leftTop=_8;
if(!_7._timer){
var _9=this;
_7._timer=setTimeout(function(){
_7._timer=null;
_1.call(_9,_7,_7._leftTop);
},this.timeout);
}
}});
// precalculate long expressions
var oldOnMove = dojo.dnd.Moveable.prototype.onMove;
dojo.declare("dojo.dnd.TimedMoveable", dojo.dnd.Moveable, {
// summary:
// A specialized version of Moveable to support an FPS throttling.
// This class puts an upper restriction on FPS, which may reduce
// the CPU load. The additional parameter "timeout" regulates
// the delay before actually moving the moveable object.
// object attributes (for markup)
timeout: 40, // in ms, 40ms corresponds to 25 fps
constructor: function(node, params){
// summary:
// an object that makes a node moveable with a timer
// node: Node||String
// a node (or node's id) to be moved
// params: dojo.dnd.__TimedMoveableArgs
// object with additional parameters.
// sanitize parameters
if(!params){ params = {}; }
if(params.timeout && typeof params.timeout == "number" && params.timeout >= 0){
this.timeout = params.timeout;
}
},
// markup methods
markupFactory: function(params, node){
return new dojo.dnd.TimedMoveable(node, params);
},
onMoveStop: function(/* dojo.dnd.Mover */ mover){
if(mover._timer){
// stop timer
clearTimeout(mover._timer)
// reflect the last received position
oldOnMove.call(this, mover, mover._leftTop)
}
dojo.dnd.Moveable.prototype.onMoveStop.apply(this, arguments);
},
onMove: function(/* dojo.dnd.Mover */ mover, /* Object */ leftTop){
mover._leftTop = leftTop;
if(!mover._timer){
var _t = this; // to avoid using dojo.hitch()
mover._timer = setTimeout(function(){
// we don't have any pending requests
mover._timer = null;
// reflect the last received position
oldOnMove.call(_t, mover, mover._leftTop);
}, this.timeout);
}
}
});
})();
}