Added visibility option for texts for usercontents

run/config/worldhandler/usercontent/example/example.json

@@ -344,7 +344,11 @@
 				"text": "Text",
 				"x": 0,
 				"y": -11,
-				"color": 2039583
+				"color": 2039583,
+				"visible": {
+					"type": "js",
+					"function": "isVisible"
+				}
 			}
 		]
 	}

src/main/java/exopandora/worldhandler/gui/content/impl/ContentUsercontent.java

@@ -146,7 +146,10 @@ public class ContentUsercontent extends Content
 		{
 			for(JsonText text : this.content.getGui().getTexts())
 			{
-				container.getMinecraft().fontRenderer.drawString(TextFormatting.formatNullable(text.getText()), text.getX() + x, text.getY() + y, text.getColor());
+				if(text.getVisible() == null || text.getVisible().eval(this.engineAdapter))
+				{
+					container.getMinecraft().fontRenderer.drawString(TextFormatting.formatNullable(text.getText()), text.getX() + x, text.getY() + y, text.getColor());
+				}
 			}
 		}
 	}

src/main/java/exopandora/worldhandler/usercontent/model/JsonText.java

@@ -20,12 +20,16 @@ public class JsonText
 	@SerializedName("color")
 	private int color;
 	
-	public JsonText(String text, int x, int y, int color)
+	@SerializedName("visible")
+	private BooleanExpression visible;
+	
+	public JsonText(String text, int x, int y, int color, BooleanExpression visible)
 	{
 		this.text = text;
 		this.x = x;
 		this.y = y;
 		this.color = color;
+		this.visible = visible;
 	}
 	
 	public String getText()
@@ -67,4 +71,14 @@ public class JsonText
 	{
 		this.color = color;
 	}
+	
+	public BooleanExpression getVisible()
+	{
+		return this.visible;
+	}
+	
+	public void setVisible(BooleanExpression visible)
+	{
+		this.visible = visible;
+	}
 }