55 lines
1.6 KiB
JavaScript
55 lines
1.6 KiB
JavaScript
|
dojo.provide("dojox.timing._base");
|
||
|
|
dojo.experimental("dojox.timing");
|
||
|
|
|
||
|
|
dojox.timing.Timer = function(/*int*/ interval){
|
||
|
|
// summary: Timer object executes an "onTick()" method repeatedly at a specified interval.
|
||
|
|
// repeatedly at a given interval.
|
||
|
|
// interval: Interval between function calls, in milliseconds.
|
||
|
|
this.timer = null;
|
||
|
|
this.isRunning = false;
|
||
|
|
this.interval = interval;
|
||
|
|
|
||
|
|
this.onStart = null;
|
||
|
|
this.onStop = null;
|
||
|
|
};
|
||
|
|
|
||
|
|
dojo.extend(dojox.timing.Timer, {
|
||
|
|
onTick : function(){
|
||
|
|
// summary: Method called every time the interval passes. Override to do something useful.
|
||
|
|
},
|
||
|
|
|
||
|
|
setInterval : function(interval){
|
||
|
|
// summary: Reset the interval of a timer, whether running or not.
|
||
|
|
// interval: New interval, in milliseconds.
|
||
|
|
if (this.isRunning){
|
||
|
|
window.clearInterval(this.timer);
|
||
|
|
}
|
||
|
|
this.interval = interval;
|
||
|
|
if (this.isRunning){
|
||
|
|
this.timer = window.setInterval(dojo.hitch(this, "onTick"), this.interval);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
start : function(){
|
||
|
|
// summary: Start the timer ticking.
|
||
|
|
// description: Calls the "onStart()" handler, if defined.
|
||
|
|
// Note that the onTick() function is not called right away,
|
||
|
|
// only after first interval passes.
|
||
|
|
if (typeof this.onStart == "function"){
|
||
|
|
this.onStart();
|
||
|
|
}
|
||
|
|
this.isRunning = true;
|
||
|
|
this.timer = window.setInterval(dojo.hitch(this, "onTick"), this.interval);
|
||
|
|
},
|
||
|
|
|
||
|
|
stop : function(){
|
||
|
|
// summary: Stop the timer.
|
||
|
|
// description: Calls the "onStop()" handler, if defined.
|
||
|
|
if (typeof this.onStop == "function"){
|
||
|
|
this.onStop();
|
||
|
|
}
|
||
|
|
this.isRunning = false;
|
||
|
|
window.clearInterval(this.timer);
|
||
|
|
}
|
||
|
|
});
|