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Replace ol.animation.createSpin with ol.animation.createRotateFrom

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This commit is contained in:
Frederic Junod
2013-02-06 17:10:21 +01:00
parent 3692918ed7
commit 3355f9345d
4 changed files with 29 additions and 27 deletions
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12
src/ol/animation.js
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@@ -71,15 +71,15 @@ ol.animation.createPanFrom = function(options) {
/**
* @param {ol.animation.SpinOptions} options Options.
* @param {ol.animation.RotateFromOptions} options Options.
* @return {ol.PreRenderFunction} Pre-render function.
*/
ol.animation.createSpin = function(options) {
ol.animation.createRotateFrom = function(options) {
var sourceRotation = options.rotation;
var start = goog.isDef(options.start) ? options.start : goog.now();
var duration = goog.isDef(options.duration) ? options.duration : 1000;
var easing = goog.isDef(options.easing) ?
options.easing : goog.fx.easing.inAndOut;
var deltaTheta = 2 * options.turns * Math.PI;
return function(map, frameState) {
if (frameState.time < start) {
@@ -87,9 +87,11 @@ ol.animation.createSpin = function(options) {
frameState.viewHints[ol.ViewHint.ANIMATING] += 1;
return true;
} else if (frameState.time < start + duration) {
var delta = easing((frameState.time - start) / duration);
var delta = 1 - easing((frameState.time - start) / duration);
var deltaRotation =
sourceRotation - frameState.view2DState.rotation;
frameState.animate = true;
frameState.view2DState.rotation += delta * deltaTheta;
frameState.view2DState.rotation += delta * deltaRotation;
frameState.viewHints[ol.ViewHint.ANIMATING] += 1;
return true;
} else {