ADD: More color support

src/de/yellowant/xojtoimage/xournalelements/Color.java

@@ -1,13 +1,20 @@
 package de.yellowant.xojtoimage.xournalelements;
 
-public enum Color {
-	BLACK(java.awt.Color.BLACK), YELLOW(java.awt.Color.YELLOW), ORANGE(
-			java.awt.Color.ORANGE), RED(java.awt.Color.RED), BLUE(
-			java.awt.Color.BLUE), WHITE(java.awt.Color.WHITE), GRAY(
-			java.awt.Color.GRAY), LIGHTBLUE(java.awt.Color.CYAN), LIGHTGREEN(
-			java.awt.Color.decode("0x3dff00")), MAGENTA(java.awt.Color.MAGENTA), GREEN(
+public class Color {
+	public static final Color BLACK = new Color(java.awt.Color.BLACK);
+	public static final Color YELLOW = new Color(java.awt.Color.YELLOW);
+	public static final Color ORANGE = new Color(java.awt.Color.ORANGE);
+	public static final Color RED = new Color(java.awt.Color.RED);
+	public static final Color BLUE = new Color(java.awt.Color.BLUE);
+	public static final Color WHITE = new Color(java.awt.Color.WHITE);
+	public static final Color GRAY = new Color(java.awt.Color.GRAY);
+	public static final Color LIGHTBLUE = new Color(java.awt.Color.CYAN);
+	public static final Color LIGHTGREEN = new Color(
+			java.awt.Color.decode("0x3dff00"));
+	public static final Color MAGENTA = new Color(java.awt.Color.MAGENTA);
+	public static final Color GREEN = new Color(
 			java.awt.Color.decode("0x1a7100"));
-	
+
 	private java.awt.Color awtColor;
 
 	Color(java.awt.Color awtColor) {
@@ -24,6 +31,10 @@ public java.awt.Color getAwtColor() {
 	}
 
 	public static Color getColorByName(String name) {
+		if (name.startsWith("#")) {
+			name = name.replace("#", "0x");
+			return new Color(java.awt.Color.decode(name.substring(0, 8)));
+		}
 		switch (name.trim().toLowerCase()) {
 		case "black":
 			return BLACK;