samples/pop_pop_win: now based on StageXL

samples/pop_pop_win/lib/src/stage/board_element.dart

Index: samples/pop_pop_win/lib/src/stage/board_element.dart
diff --git a/samples/pop_pop_win/lib/src/stage/board_element.dart b/samples/pop_pop_win/lib/src/stage/board_element.dart
new file mode 100644
index 0000000000000000000000000000000000000000..cf8fba380515814b134d775de37f662a68fd7ef4
--- /dev/null
+++ b/samples/pop_pop_win/lib/src/stage/board_element.dart
@@ -0,0 +1,43 @@
+library pop_pop_win.stage.board_element;
+
+import 'package:bot/bot.dart' show Array2d;
+import 'package:stagexl/stagexl.dart';
+
+import 'package:pop_pop_win/src/game.dart';
+import 'game_element.dart';
+import 'square_element.dart';
+
+class BoardElement extends Sprite {
+  Array2d<SquareElement> _elements;
+
+  BoardElement(GameElement gameElement) {
+    addTo(gameElement);
+
+    _elements = new Array2d<SquareElement>(game.field.width, game.field.height);
+
+    num scaledSize = SquareElement.SIZE * _boardScale;
+    for (int i = 0; i < _elements.length; i++) {
+      var coords = _elements.getCoordinate(i);
+      var se = new SquareElement(coords.item1, coords.item2)
+          ..x = coords.item1 * scaledSize
+          ..y = coords.item2 * scaledSize
+          ..scaleX = _boardScale
+          ..scaleY = _boardScale
+          ..addTo(this);
+
+      _elements[i] = se;
+      se.updateState();
+    }
+
+  }
+
+  GameElement get gameElement => parent;
+  num get _boardScale => gameElement.boardScale;
+  num get _boardSize => gameElement.boardSize;
+  Array2d<SquareElement> get squares => _elements;
+  Game get game => gameElement.game;
+  Stage get _stage => gameElement.manager.stage;
+
+  TextureAtlas get opaqueAtlas =>
+      gameElement.resourceManager.getTextureAtlas('opaque');
+}