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97 lines
2.5 KiB
JavaScript
97 lines
2.5 KiB
JavaScript
/*
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DS: the extra features of this version will possibly be rebuilt as an advanced timeline object
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DynAPI Distribution
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PathAnimation Class
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The DynAPI Distribution is distributed under the terms of the GNU LGPL license.
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requires: dynapi.fx.Thread
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*/
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function PathAnimation(dlyr) {
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this.Thread = Thread;
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this.Thread(dlyr);
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this.paths = [];
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this.pathPlaying = null;
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}
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var p = dynapi.setPrototype('PathAnimation','Thread');
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p.add = function (path, loops, resets) {
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var n = this.paths.length;
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this.paths[n] = path;
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this.setLoops(n,loops);
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this.setResets(n,resets);
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this.setFrame(n,0);
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return n;
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};
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p.setLoops = function (n, loops) {
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this.paths[n].loops = (loops);
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};
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p.setResets = function (n, resets) {
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this.paths[n].resets = (resets);
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};
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p.setFrame = function (n, frame) {
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this.paths[n].frame = frame;
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};
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p.playAnimation = function (noevt) {
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if (!this.playing) {
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this.pathPlaying = null;
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if (arguments[0]==null) arguments[0] = 0;
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if (typeof(arguments[0]) == "number") {
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this.pathPlaying = this.paths[arguments[0]];
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}
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else if (typeof(arguments[0]) == "object") {
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this.pathPlaying = arguments[0];
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this.pathPlaying.loops = arguments[1]||false;
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this.pathPlaying.resets = arguments[2]||false;
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this.pathPlaying.frame = 0;
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}
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this.playing = true;
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if (this.dlyr!=null && noevt!=false) this.dlyr.invokeEvent("pathstart");
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this.start();
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}
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};
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//p._Thread_stop = Thread.prototype.stop;
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p.stopAnimation = function (noevt) {
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if (this.pathPlaying && this.pathPlaying.resets && this.dlyr!=null) this.dlyr.setLocation(this.pathPlaying[0],this.pathPlaying[1]);
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this.stop();
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this.pathPlaying = null;
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this.playing = false;
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if (this.dlyr!=null && noevt!=false) this.dlyr.invokeEvent("pathstop");
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};
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p.run = function () {
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if (!this.playing || this.pathPlaying==null) return;
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var anim = this.pathPlaying;
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if (anim.frame>=anim.length/2) {
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if (anim.loops) {
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anim.frame = 0;
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}
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else if (anim.resets) {
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anim.frame = 0;
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if (this.dlyr!=null) this.dlyr.setLocation(anim[0],anim[1]);
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this.stopAnimation();
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this.dlyr.invokeEvent("pathfinish");
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return;
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}
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else {
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anim.frame = 0;
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this.stopAnimation();
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this.dlyr.invokeEvent("pathfinish");
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return;
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}
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}
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if (anim.frame==0 && (this.dlyr!=null && this.dlyr.x==anim[0] && this.dlyr.y==anim[1])) {
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anim.frame += 1;
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}
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this.newX = anim[anim.frame*2];
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this.newY = anim[anim.frame*2+1];
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if (this.dlyr!=null) {
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this.dlyr.invokeEvent("pathrun");
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this.dlyr.setLocation(this.newX,this.newY);
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}
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anim.frame++;
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};
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