cartodb/torque
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resize animation duration on the fly

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javi 2013-10-10 17:13:00 +02:00
parent 483923c79a
commit fe4c589dc9
1 changed files with 29 additions and 8 deletions
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37
lib/torque/animator.js
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@ -27,10 +27,8 @@
loop: true
});
this.domainInv = torque.math.linear(this.options.animationDelay, this.options.animationDelay + this.options.animationDuration);
this.domain = this.domainInv.invert();
this.range = torque.math.linear(0, this.options.steps);
this.rangeInv = this.range.invert();
this.rescale();
}
@ -43,7 +41,13 @@
stop: function() {
this.pause();
this._time = 0;
this.time(0);
},
// real animation time
time: function(_) {
if (!arguments.length) return this._time;
this._time = _;
var t = this.range(this.domain(this._time));
this.callback(t);
},
@ -56,6 +60,24 @@
}
},
rescale: function() {
this.domainInv = torque.math.linear(this.options.animationDelay, this.options.animationDelay + this.options.animationDuration);
this.domain = this.domainInv.invert();
this.range = torque.math.linear(0, this.options.steps);
this.rangeInv = this.range.invert();
return this;
},
duration: function(_) {
if (!arguments.length) return this.options.animationDuration;
this.options.animationDuration = _;
this.rescale();
if (this.time() > _) {
this.time(0);
}
return this;
},
step: function(s) {
if(arguments.length === 0) return this.range(this.domain(this._time));
this._time = this.domainInv(this.rangeInv(s));
@ -74,9 +96,8 @@
delta = Math.min(this.options.maxDelta, delta);
this._t0 = t1;
this._time += delta;
var t = this.range(this.domain(this._time));
this.callback(t);
if(t >= this.options.steps) {
this.time(this._time);
if(this.step() >= this.options.steps) {
this._time = 0;
}
if(this.running) {