update

haxework/gui/GuiBuilder.hx

@@ -27,11 +27,19 @@ import haxework.gui.skin.BitmapSkin;
 import haxework.gui.skin.ButtonColorSkin;
 import haxework.gui.skin.ButtonBitmapSkin;
 import haxework.gui.skin.ProgressSkin;
-
 import haxework.frame.FrameSwitcher;
 
 class GuiBuilder {
 
+  private static var cache:Map<String, Dynamic> = new Map<String, Dynamic>();
+
+  private static function getResource(resource:String):Dynamic {
+    if (!cache.exists(resource)) {
+      cache.set(resource, Json.parse(Assets.getText(resource)));
+    }
+    return cache.get(resource);
+  }
+
   public static function build(data:Dynamic, ?links:Dynamic):Dynamic {
     return new GuiB(data, links, data._includes).build();
   }
@@ -41,10 +49,16 @@ class GuiBuilder {
   }
 
   public static function buildFromAssets(resource:String, ?key:String = null, ?links:Dynamic = null):Dynamic {
-    var form:Dynamic = Json.parse(Assets.getText(resource));
+    var form:Dynamic = getResource(resource);
     if (key != null) form = Reflect.field(form, key);
     return build(form, links);
   }
+
+  public static function fillFromAssets(object:Dynamic, resource:String, ?key:String = null, ?links:Dynamic = null):Void {
+    var form:Dynamic = getResource(resource);
+    if (key != null) form = Reflect.field(form, key);
+    fill(object, form, links);
+  }
 }
 
 class GuiB {
@@ -125,7 +139,7 @@ class GuiF {
   public function fill() {
     if (Reflect.hasField(data, "style")) {
       var style = Provider.get(IResources).styles.get(Reflect.field(data, "style"));
-      for (key in Reflect.fields(style)) {
+      for (key in Reflect.fields(style)) if (!Reflect.hasField(data, key)) {
         Reflect.setField(data, key, Reflect.field(style, key));
       }
     }

haxework/gui/utils/DrawUtil.hx

@@ -21,6 +21,7 @@ import flash.display.Graphics;
 class DrawUtil {
 
   public static function draw(graphics:Graphics, image:BitmapData, rect:Rectangle, ?fillType:FillType = null, ?color:Int = -1, ?clear:Bool = true):Void {
+    if (image == null) return;
     if (fillType == null) fillType = FillType.DEFAULT;
     if (clear) graphics.clear();
     if (color > -1) {