1 files changed, 54 insertions, 0 deletions
diff --git a/src/jcgp/gui/handlers/NodeHandlers.java b/src/jcgp/gui/handlers/NodeHandlers.java
new file mode 100644
index 0000000..9d1f6a8
--- /dev/null
+++ b/src/jcgp/gui/handlers/NodeHandlers.java
@@ -0,0 +1,54 @@
+package jcgp.gui.handlers;
+
+import javafx.event.EventHandler;
+import javafx.scene.input.MouseEvent;
+import jcgp.backend.population.Gene;
+import jcgp.gui.GUI;
+import jcgp.gui.population.GUIGene;
+import jcgp.gui.population.GUIGene.GUIGeneState;
+import jcgp.gui.population.GUINode;
+
+public final class NodeHandlers {
+
+	private static EventHandler<MouseEvent> mouseEnteredHandler = new EventHandler<MouseEvent>() {
+		@Override
+		public void handle(MouseEvent event) {
+			// acquire the source, we can safely cast it to GUINode
+			GUINode source = (GUINode) event.getSource();
+
+			source.setState(GUIGeneState.HOVER);
+
+			/*
+			 * What have I done? Have I gone too far?
+			 * Have I unleashed an evil beyond control?
+			 * Will the gods of type casting ever forgive me?
+			 */
+			for (int i = 0; i < GUI.resources.arity(); i++) {
+				((GUIGene) ((Gene) source.getNode().getConnection(i)).getGUIObject()).setState(GUIGeneState.EXTENDED_HOVER);
+			}
+		}
+	};
+
+	private static EventHandler<MouseEvent> mouseExitedHandler = new EventHandler<MouseEvent>() {
+		@Override
+		public void handle(MouseEvent event) {
+			// acquire the source, we can safely cast it to GUINode
+			GUINode source = (GUINode) event.getSource();
+
+			source.setState(GUIGeneState.NEUTRAL);
+
+			/*
+			 * Is this the end? Is there any hope for salvation?
+			 * Am I damned beyond redemption?
+			 */
+			for (int i = 0; i < GUI.resources.arity(); i++) {
+				((GUIGene) ((Gene) source.getNode().getConnection(i)).getGUIObject()).setState(GUIGeneState.NEUTRAL);
+			}
+		}
+	};
+
+	public static void addHandlers(GUINode node) {
+		node.addEventHandler(MouseEvent.MOUSE_ENTERED, mouseEnteredHandler);
+		node.addEventHandler(MouseEvent.MOUSE_EXITED, mouseExitedHandler);
+	}
+}