From ced3d03bdb3ce866d832e03fb212865140905a9a Mon Sep 17 00:00:00 2001
From: Thomas Leyh <leyh.thomas@web.de>
Date: Sun, 24 Jul 2016 08:14:18 +0200
Subject: Add project files.

---
 V3/Screens/IScreen.cs | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 V3/Screens/IScreen.cs

(limited to 'V3/Screens/IScreen.cs')

diff --git a/V3/Screens/IScreen.cs b/V3/Screens/IScreen.cs
new file mode 100644
index 0000000..197aaec
--- /dev/null
+++ b/V3/Screens/IScreen.cs
@@ -0,0 +1,39 @@
+using V3.Input;
+
+namespace V3.Screens
+{
+    /// <summary>
+    /// A screen that can be handled by a screen manager and that provides
+    /// information on how to deal with other screens below this one.
+    /// </summary>
+    public interface IScreen : IDrawable, IUpdateable
+    {
+        /// <summary>
+        /// Indicates whether screens below this one should be updated.
+        /// </summary>
+        bool UpdateLower { get; }
+
+        /// <summary>
+        /// Indicates whether screens below this one should be drawn.
+        /// </summary>
+        bool DrawLower { get; }
+
+        /// <summary>
+        /// Handles the given key event and returns whether it should be passed
+        /// to the screens below this one.
+        /// </summary>
+        /// <param name="keyEvent">the key event that occurred</param>
+        /// <returns>true if the event has been handeled by this screen and
+        /// should not be passed to the lower screens, false otherwise</returns>
+        bool HandleKeyEvent(IKeyEvent keyEvent);
+
+        /// <summary>
+        /// Handles the given mouse event and returns whether it should be passed
+        /// to the screens below this one.
+        /// </summary>
+        /// <param name="mouseEvent">the mouse event that occurred</param>
+        /// <returns>true if the event has been handeled by this screen and
+        /// should not be passed to the lower screens, false otherwise</returns>
+        bool HandleMouseEvent(IMouseEvent mouseEvent);
+    }
+}
-- 
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