transparent known color added and parsing fixed

Vladimir Enchev · Vladimir Enchev · commit 496f0b7f0750 · 2015-03-17T15:28:06.000+02:00
diff --git a/color/color-common.ts b/color/color-common.ts
@@ -115,7 +115,7 @@ export class Color implements definition.Color {
     }
 
     private _parseComponents() {
-        if (!this._argb) {
+        if (types.isUndefined(this._argb)) {
             throw new Error("Missing the ARGB numeric value");
         }
 
diff --git a/color/known-colors.ts b/color/known-colors.ts
@@ -1,4 +1,5 @@
-﻿export var AliceBlue = "#F0F8FF";
+﻿export var Transparent = "#00000000";
+export var AliceBlue = "#F0F8FF";
 export var AntiqueWhite = "#FAEBD7";
 export var Aqua = "#00FFFF";
 export var Aquamarine = "#7FFFD4";

Original file line number	Diff line number	Diff line change
`@@ -115,7 +115,7 @@ export class Color implements definition.Color {`
`115`	`115`	`}`
`116`	`116`
`117`	`117`	`private _parseComponents() {`
`118`		`- if (!this._argb) {`
	`118`	`+ if (types.isUndefined(this._argb)) {`
`119`	`119`	`throw new Error("Missing the ARGB numeric value");`
`120`	`120`	`}`
`121`	`121`