Merge pull request #2 from bluemaex/master

add generic callback for animations
#ohm2013

anim.js

@@ -1,8 +1,7 @@
 var ease = require('./easing.js').ease
 var resolution = 25;
 
-exports.Anim = function(universe) {
-	this.universe = universe;
+exports.Anim = function() {
 	this.fx_stack = [];
 	this.add = function(to, duration, options) {
 		var options  = options  || {};
@@ -14,7 +13,7 @@ exports.Anim = function(universe) {
 	this.delay = function(duration) {
 		return this.add({}, duration);
 	}
-	this.run = function(onFinish) {
+	this.run = function(universe, onFinish) {
 		var   config = {}
 			, t = 0
 			, d = 0

test.js

@@ -43,7 +43,7 @@ green_water(universe, [3+15, 6+15, 9+15], 4000);
 
 return;
 
-var x = new A(universe)
+var x = new A()
 	.add({1: 255, 6: 110, 7: 255, 8: 10}, 1200)
 	.delay(1000)
 	.add({1: 0}, 600)
@@ -71,8 +71,8 @@ var x = new A(universe)
 	.delay(200)
 	.add({2: 0});
 
-var y = new A(universe)
+var y = new A()
 	.add({9: 255}, 10000);
 
-x.run(done);
-y.run(done);
+x.run(universe, done);
+y.run(universe, done);

web.js

@@ -1,7 +1,8 @@
 var http  = require('http'),
 	path = require('path'),
 	io   = require('socket.io'),
-	fs   = require('fs')
+	fs   = require('fs'),
+	A = require('./anim.js').Anim
 	;
 
 exports.init = function(dmx) {
@@ -13,7 +14,36 @@ exports.init = function(dmx) {
 		});
 		
 		request.on("end", function () {
-			var filePath = '.' + request.url;
+			var urlData = require('url').parse(request.url), 
+				urlPath = urlData.pathname.split('/');
+			
+			if(urlPath.length == 3 && urlPath[1] == 'animation') {
+				try {
+					// save old states
+					var universe = dmx.drivers[urlPath[2]], old = {}, black = {};
+					for(var i = 0; i < 256; i++) {
+						old[i] = universe.get(i);
+						black[i] = 0;
+					}
+
+					var jsonAnim = JSON.parse(reqBody), animation = new A();
+					for(var step in jsonAnim) {
+						animation.add(jsonAnim[step].to, jsonAnim[step].duration || 0, jsonAnim[step].options || {});
+					}
+				
+					animation.add(old, 0);
+					animation.run(universe);
+					response.write('{ "success": true }');
+				} catch(e) {
+					response.write('{ "error": "broken json" }');
+				}
+				
+				response.end();
+				
+				return;
+			}
+			
+			var filePath = '.' + urlData.pathname;
 			if (filePath == './')
 				filePath = './index.html';