Original Source for 1.13 Mod High Resolution version from 12/06/05

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@21 3b4a5df2-a311-0410-b5c6-a8a6f20db521

SCREENS.H

@@ -0,0 +1,37 @@
+#ifndef __SCREEN_MANAGER
+#define __SCREEN_MANAGER
+
+#include "Types.h"
+#include "ScreenIds.h"
+
+// Each screen in the game comes with a Status flag (what was the last thing the screen was doing), an Initialization
+// function (which loads up the screen if necessary), a Handler function which is called while the screen is showing and
+// a shutdown function which is called when the screen is getting ready to make another screen active.
+
+typedef struct Screens
+{
+  UINT32         (*InitializeScreen)(void);
+  UINT32         (*HandleScreen)(void);
+  UINT32         (*ShutdownScreen)(void);
+
+} Screens;
+
+// These defines are used as flags for each screen state. The only legal transition of states is
+// SCR_INACTIVE -> SCR_INITIALIZING -> SCR_ACTIVE -> SCR_SHUTTING_DOWN -> SCR_INACTIVE ... Anything else
+// will cause the system to yak.
+
+#define SCR_INACTIVE         0x00
+#define SCR_INITIALIZING     0x01
+#define SCR_ACTIVE           0x02
+#define SCR_SHUTTING_DOWN    0x04
+
+// This extern is made available to make sure that external modules will have access to the screen information
+
+extern Screens GameScreens[MAX_SCREENS];
+
+// We must include all the following .H files which have prototypes for all the initialization, handler and shutdown
+// functions for all the screens. There should be as many includes as there are screens.
+
+#include "jascreens.h"
+
+#endif