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alexandre_ |
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/*
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Copyright (c) 2004-2006, The Dojo Foundation
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All Rights Reserved.
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Licensed under the Academic Free License version 2.1 or above OR the
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modified BSD license. For more information on Dojo licensing, see:
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http://dojotoolkit.org/community/licensing.shtml
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*/
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alexandre_ |
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alexandre_ |
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dojo.provide("dojo.lfx.Animation");
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dojo.require("dojo.lang.func");
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dojo.lfx.Line = function (start, end) {
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this.start = start;
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this.end = end;
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if (dojo.lang.isArray(start)) {
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var diff = [];
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dojo.lang.forEach(this.start, function (s, i) {
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diff[i] = this.end[i] - s;
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}, this);
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this.getValue = function (n) {
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var res = [];
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dojo.lang.forEach(this.start, function (s, i) {
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res[i] = (diff[i] * n) + s;
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}, this);
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return res;
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};
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} else {
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var diff = end - start;
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this.getValue = function (n) {
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return (diff * n) + this.start;
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};
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}
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};
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if ((dojo.render.html.khtml) && (!dojo.render.html.safari)) {
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dojo.lfx.easeDefault = function (n) {
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return (parseFloat("0.5") + ((Math.sin((n + parseFloat("1.5")) * Math.PI)) / 2));
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};
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} else {
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dojo.lfx.easeDefault = function (n) {
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return (0.5 + ((Math.sin((n + 1.5) * Math.PI)) / 2));
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};
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}
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dojo.lfx.easeIn = function (n) {
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return Math.pow(n, 3);
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};
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dojo.lfx.easeOut = function (n) {
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return (1 - Math.pow(1 - n, 3));
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};
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dojo.lfx.easeInOut = function (n) {
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return ((3 * Math.pow(n, 2)) - (2 * Math.pow(n, 3)));
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};
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dojo.lfx.IAnimation = function () {
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};
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dojo.lang.extend(dojo.lfx.IAnimation, {curve:null, duration:1000, easing:null, repeatCount:0, rate:10, handler:null, beforeBegin:null, onBegin:null, onAnimate:null, onEnd:null, onPlay:null, onPause:null, onStop:null, play:null, pause:null, stop:null, connect:function (evt, scope, newFunc) {
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if (!newFunc) {
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newFunc = scope;
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scope = this;
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}
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newFunc = dojo.lang.hitch(scope, newFunc);
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var oldFunc = this[evt] || function () {
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};
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this[evt] = function () {
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var ret = oldFunc.apply(this, arguments);
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newFunc.apply(this, arguments);
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return ret;
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};
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return this;
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}, fire:function (evt, args) {
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if (this[evt]) {
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this[evt].apply(this, (args || []));
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}
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return this;
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}, repeat:function (count) {
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this.repeatCount = count;
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return this;
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}, _active:false, _paused:false});
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dojo.lfx.Animation = function (handlers, duration, curve, easing, repeatCount, rate) {
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dojo.lfx.IAnimation.call(this);
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if (dojo.lang.isNumber(handlers) || (!handlers && duration.getValue)) {
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rate = repeatCount;
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repeatCount = easing;
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easing = curve;
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curve = duration;
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duration = handlers;
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handlers = null;
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} else {
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if (handlers.getValue || dojo.lang.isArray(handlers)) {
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rate = easing;
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repeatCount = curve;
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easing = duration;
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curve = handlers;
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duration = null;
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handlers = null;
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}
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}
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if (dojo.lang.isArray(curve)) {
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this.curve = new dojo.lfx.Line(curve[0], curve[1]);
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} else {
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this.curve = curve;
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}
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if (duration != null && duration > 0) {
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this.duration = duration;
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}
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if (repeatCount) {
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this.repeatCount = repeatCount;
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}
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if (rate) {
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this.rate = rate;
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}
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if (handlers) {
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dojo.lang.forEach(["handler", "beforeBegin", "onBegin", "onEnd", "onPlay", "onStop", "onAnimate"], function (item) {
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if (handlers[item]) {
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this.connect(item, handlers[item]);
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}
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}, this);
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}
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if (easing && dojo.lang.isFunction(easing)) {
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this.easing = easing;
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}
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};
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dojo.inherits(dojo.lfx.Animation, dojo.lfx.IAnimation);
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dojo.lang.extend(dojo.lfx.Animation, {_startTime:null, _endTime:null, _timer:null, _percent:0, _startRepeatCount:0, play:function (delay, gotoStart) {
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if (gotoStart) {
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clearTimeout(this._timer);
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this._active = false;
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this._paused = false;
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this._percent = 0;
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} else {
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if (this._active && !this._paused) {
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return this;
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}
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}
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this.fire("handler", ["beforeBegin"]);
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this.fire("beforeBegin");
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if (delay > 0) {
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setTimeout(dojo.lang.hitch(this, function () {
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this.play(null, gotoStart);
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}), delay);
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return this;
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}
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this._startTime = new Date().valueOf();
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if (this._paused) {
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this._startTime -= (this.duration * this._percent / 100);
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}
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this._endTime = this._startTime + this.duration;
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this._active = true;
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this._paused = false;
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var step = this._percent / 100;
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var value = this.curve.getValue(step);
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if (this._percent == 0) {
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if (!this._startRepeatCount) {
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this._startRepeatCount = this.repeatCount;
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}
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this.fire("handler", ["begin", value]);
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this.fire("onBegin", [value]);
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}
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this.fire("handler", ["play", value]);
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this.fire("onPlay", [value]);
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this._cycle();
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return this;
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}, pause:function () {
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clearTimeout(this._timer);
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if (!this._active) {
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return this;
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}
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this._paused = true;
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var value = this.curve.getValue(this._percent / 100);
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this.fire("handler", ["pause", value]);
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this.fire("onPause", [value]);
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return this;
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}, gotoPercent:function (pct, andPlay) {
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clearTimeout(this._timer);
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this._active = true;
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this._paused = true;
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this._percent = pct;
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if (andPlay) {
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this.play();
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}
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return this;
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}, stop:function (gotoEnd) {
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clearTimeout(this._timer);
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var step = this._percent / 100;
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if (gotoEnd) {
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step = 1;
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}
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var value = this.curve.getValue(step);
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this.fire("handler", ["stop", value]);
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this.fire("onStop", [value]);
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this._active = false;
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this._paused = false;
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return this;
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}, status:function () {
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if (this._active) {
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return this._paused ? "paused" : "playing";
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} else {
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return "stopped";
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}
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return this;
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}, _cycle:function () {
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clearTimeout(this._timer);
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if (this._active) {
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var curr = new Date().valueOf();
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var step = (curr - this._startTime) / (this._endTime - this._startTime);
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if (step >= 1) {
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step = 1;
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this._percent = 100;
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} else {
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this._percent = step * 100;
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}
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if ((this.easing) && (dojo.lang.isFunction(this.easing))) {
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step = this.easing(step);
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}
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var value = this.curve.getValue(step);
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this.fire("handler", ["animate", value]);
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this.fire("onAnimate", [value]);
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if (step < 1) {
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this._timer = setTimeout(dojo.lang.hitch(this, "_cycle"), this.rate);
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} else {
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this._active = false;
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this.fire("handler", ["end"]);
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this.fire("onEnd");
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if (this.repeatCount > 0) {
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this.repeatCount--;
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this.play(null, true);
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} else {
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if (this.repeatCount == -1) {
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this.play(null, true);
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} else {
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if (this._startRepeatCount) {
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this.repeatCount = this._startRepeatCount;
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this._startRepeatCount = 0;
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}
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}
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}
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}
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}
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return this;
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}});
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dojo.lfx.Combine = function (animations) {
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dojo.lfx.IAnimation.call(this);
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this._anims = [];
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this._animsEnded = 0;
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var anims = arguments;
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if (anims.length == 1 && (dojo.lang.isArray(anims[0]) || dojo.lang.isArrayLike(anims[0]))) {
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anims = anims[0];
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}
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dojo.lang.forEach(anims, function (anim) {
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this._anims.push(anim);
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anim.connect("onEnd", dojo.lang.hitch(this, "_onAnimsEnded"));
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}, this);
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};
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dojo.inherits(dojo.lfx.Combine, dojo.lfx.IAnimation);
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dojo.lang.extend(dojo.lfx.Combine, {_animsEnded:0, play:function (delay, gotoStart) {
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if (!this._anims.length) {
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return this;
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}
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this.fire("beforeBegin");
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if (delay > 0) {
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setTimeout(dojo.lang.hitch(this, function () {
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this.play(null, gotoStart);
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}), delay);
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return this;
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}
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if (gotoStart || this._anims[0].percent == 0) {
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this.fire("onBegin");
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}
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this.fire("onPlay");
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this._animsCall("play", null, gotoStart);
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return this;
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}, pause:function () {
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this.fire("onPause");
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this._animsCall("pause");
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return this;
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}, stop:function (gotoEnd) {
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this.fire("onStop");
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this._animsCall("stop", gotoEnd);
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return this;
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}, _onAnimsEnded:function () {
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this._animsEnded++;
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if (this._animsEnded >= this._anims.length) {
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this.fire("onEnd");
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}
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return this;
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}, _animsCall:function (funcName) {
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var args = [];
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if (arguments.length > 1) {
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for (var i = 1; i < arguments.length; i++) {
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args.push(arguments[i]);
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}
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}
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var _this = this;
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dojo.lang.forEach(this._anims, function (anim) {
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anim[funcName](args);
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}, _this);
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return this;
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}});
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dojo.lfx.Chain = function (animations) {
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dojo.lfx.IAnimation.call(this);
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this._anims = [];
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this._currAnim = -1;
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var anims = arguments;
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if (anims.length == 1 && (dojo.lang.isArray(anims[0]) || dojo.lang.isArrayLike(anims[0]))) {
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anims = anims[0];
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}
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var _this = this;
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dojo.lang.forEach(anims, function (anim, i, anims_arr) {
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this._anims.push(anim);
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if (i < anims_arr.length - 1) {
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anim.connect("onEnd", dojo.lang.hitch(this, "_playNext"));
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} else {
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anim.connect("onEnd", dojo.lang.hitch(this, function () {
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this.fire("onEnd");
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}));
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}
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}, this);
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};
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dojo.inherits(dojo.lfx.Chain, dojo.lfx.IAnimation);
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dojo.lang.extend(dojo.lfx.Chain, {_currAnim:-1, play:function (delay, gotoStart) {
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if (!this._anims.length) {
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return this;
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}
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if (gotoStart || !this._anims[this._currAnim]) {
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this._currAnim = 0;
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}
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var currentAnimation = this._anims[this._currAnim];
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this.fire("beforeBegin");
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if (delay > 0) {
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setTimeout(dojo.lang.hitch(this, function () {
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this.play(null, gotoStart);
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}), delay);
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return this;
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}
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if (currentAnimation) {
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if (this._currAnim == 0) {
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this.fire("handler", ["begin", this._currAnim]);
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this.fire("onBegin", [this._currAnim]);
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}
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this.fire("onPlay", [this._currAnim]);
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currentAnimation.play(null, gotoStart);
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}
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return this;
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}, pause:function () {
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346 |
if (this._anims[this._currAnim]) {
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this._anims[this._currAnim].pause();
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348 |
this.fire("onPause", [this._currAnim]);
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349 |
}
|
|
|
350 |
return this;
|
|
|
351 |
}, playPause:function () {
|
|
|
352 |
if (this._anims.length == 0) {
|
|
|
353 |
return this;
|
|
|
354 |
}
|
|
|
355 |
if (this._currAnim == -1) {
|
|
|
356 |
this._currAnim = 0;
|
|
|
357 |
}
|
|
|
358 |
var currAnim = this._anims[this._currAnim];
|
|
|
359 |
if (currAnim) {
|
|
|
360 |
if (!currAnim._active || currAnim._paused) {
|
|
|
361 |
this.play();
|
|
|
362 |
} else {
|
|
|
363 |
this.pause();
|
|
|
364 |
}
|
|
|
365 |
}
|
|
|
366 |
return this;
|
|
|
367 |
}, stop:function () {
|
|
|
368 |
var currAnim = this._anims[this._currAnim];
|
|
|
369 |
if (currAnim) {
|
|
|
370 |
currAnim.stop();
|
|
|
371 |
this.fire("onStop", [this._currAnim]);
|
|
|
372 |
}
|
|
|
373 |
return currAnim;
|
|
|
374 |
}, _playNext:function () {
|
|
|
375 |
if (this._currAnim == -1 || this._anims.length == 0) {
|
|
|
376 |
return this;
|
|
|
377 |
}
|
|
|
378 |
this._currAnim++;
|
|
|
379 |
if (this._anims[this._currAnim]) {
|
|
|
380 |
this._anims[this._currAnim].play(null, true);
|
|
|
381 |
}
|
|
|
382 |
return this;
|
|
|
383 |
}});
|
|
|
384 |
dojo.lfx.combine = function (animations) {
|
|
|
385 |
var anims = arguments;
|
|
|
386 |
if (dojo.lang.isArray(arguments[0])) {
|
|
|
387 |
anims = arguments[0];
|
|
|
388 |
}
|
|
|
389 |
if (anims.length == 1) {
|
|
|
390 |
return anims[0];
|
|
|
391 |
}
|
|
|
392 |
return new dojo.lfx.Combine(anims);
|
|
|
393 |
};
|
|
|
394 |
dojo.lfx.chain = function (animations) {
|
|
|
395 |
var anims = arguments;
|
|
|
396 |
if (dojo.lang.isArray(arguments[0])) {
|
|
|
397 |
anims = arguments[0];
|
|
|
398 |
}
|
|
|
399 |
if (anims.length == 1) {
|
|
|
400 |
return anims[0];
|
|
|
401 |
}
|
|
|
402 |
return new dojo.lfx.Chain(anims);
|
|
|
403 |
};
|
|
|
404 |
|