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Bug 706323. Fix scrollbar smoothscrolling to get the timestamp the new way. r=dao

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This commit is contained in:
Boris Zbarsky 2011-11-30 19:45:26 -05:00
parent 98a09a9d2b
commit e21d394894
1 changed files with 5 additions and 5 deletions
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10
toolkit/content/widgets/scrollbox.xml
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@ -287,12 +287,12 @@
stop: function scrollAnim_stop() {
this.started = false;
},
sample: function scrollAnim_handleEvent(event) {
sample: function scrollAnim_handleEvent(timeStamp) {
if (!this.started) {
// We've been stopped
return;
}
const timePassed = event.timeStamp - this.startTime;
const timePassed = timeStamp - this.startTime;
const pos = timePassed >= this.duration ? 1 :
1 - Math.pow(1 - timePassed / this.duration, 4);
@ -656,14 +656,14 @@
stop: function arrowSmoothScroll_stop() {
this.started = false;
},
sample: function arrowSmoothScroll_handleEvent(event) {
sample: function arrowSmoothScroll_handleEvent(timeStamp) {
if (!this.started) {
// We've been stopped
return;
}
const scrollIndex = this.scrollbox._scrollIndex;
const timePassed = event.timeStamp - this.lastFrameTime;
this.lastFrameTime = event.timeStamp;
const timePassed = timeStamp - this.lastFrameTime;
this.lastFrameTime = timeStamp;
const scrollDelta = 0.5 * timePassed * scrollIndex;
this.scrollbox.scrollPosition += scrollDelta;