The DOOM sources as originally released on December 23, 1997

linuxdoom-1.10/hu_lib.h

@@ -0,0 +1,196 @@
+// Emacs style mode select   -*- C++ -*- 
+//-----------------------------------------------------------------------------
+//
+// $Id:$
+//
+// Copyright (C) 1993-1996 by id Software, Inc.
+//
+// This source is available for distribution and/or modification
+// only under the terms of the DOOM Source Code License as
+// published by id Software. All rights reserved.
+//
+// The source is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
+// for more details.
+//
+// DESCRIPTION:  none
+//
+//-----------------------------------------------------------------------------
+
+#ifndef __HULIB__
+#define __HULIB__
+
+// We are referring to patches.
+#include "r_defs.h"
+
+
+// background and foreground screen numbers
+// different from other modules.
+#define BG			1
+#define FG			0
+
+// font stuff
+#define HU_CHARERASE	KEY_BACKSPACE
+
+#define HU_MAXLINES		4
+#define HU_MAXLINELENGTH	80
+
+//
+// Typedefs of widgets
+//
+
+// Text Line widget
+//  (parent of Scrolling Text and Input Text widgets)
+typedef struct
+{
+    // left-justified position of scrolling text window
+    int		x;
+    int		y;
+    
+    patch_t**	f;			// font
+    int		sc;			// start character
+    char	l[HU_MAXLINELENGTH+1];	// line of text
+    int		len;		      	// current line length
+
+    // whether this line needs to be udpated
+    int		needsupdate;	      
+
+} hu_textline_t;
+
+
+
+// Scrolling Text window widget
+//  (child of Text Line widget)
+typedef struct
+{
+    hu_textline_t	l[HU_MAXLINES];	// text lines to draw
+    int			h;		// height in lines
+    int			cl;		// current line number
+
+    // pointer to boolean stating whether to update window
+    boolean*		on;
+    boolean		laston;		// last value of *->on.
+
+} hu_stext_t;
+
+
+
+// Input Text Line widget
+//  (child of Text Line widget)
+typedef struct
+{
+    hu_textline_t	l;		// text line to input on
+
+     // left margin past which I am not to delete characters
+    int			lm;
+
+    // pointer to boolean stating whether to update window
+    boolean*		on; 
+    boolean		laston; // last value of *->on;
+
+} hu_itext_t;
+
+
+//
+// Widget creation, access, and update routines
+//
+
+// initializes heads-up widget library
+void HUlib_init(void);
+
+//
+// textline code
+//
+
+// clear a line of text
+void	HUlib_clearTextLine(hu_textline_t *t);
+
+void	HUlib_initTextLine(hu_textline_t *t, int x, int y, patch_t **f, int sc);
+
+// returns success
+boolean HUlib_addCharToTextLine(hu_textline_t *t, char ch);
+
+// returns success
+boolean HUlib_delCharFromTextLine(hu_textline_t *t);
+
+// draws tline
+void	HUlib_drawTextLine(hu_textline_t *l, boolean drawcursor);
+
+// erases text line
+void	HUlib_eraseTextLine(hu_textline_t *l); 
+
+
+//
+// Scrolling Text window widget routines
+//
+
+// ?
+void
+HUlib_initSText
+( hu_stext_t*	s,
+  int		x,
+  int		y,
+  int		h,
+  patch_t**	font,
+  int		startchar,
+  boolean*	on );
+
+// add a new line
+void HUlib_addLineToSText(hu_stext_t* s);  
+
+// ?
+void
+HUlib_addMessageToSText
+( hu_stext_t*	s,
+  char*		prefix,
+  char*		msg );
+
+// draws stext
+void HUlib_drawSText(hu_stext_t* s);
+
+// erases all stext lines
+void HUlib_eraseSText(hu_stext_t* s); 
+
+// Input Text Line widget routines
+void
+HUlib_initIText
+( hu_itext_t*	it,
+  int		x,
+  int		y,
+  patch_t**	font,
+  int		startchar,
+  boolean*	on );
+
+// enforces left margin
+void HUlib_delCharFromIText(hu_itext_t* it);
+
+// enforces left margin
+void HUlib_eraseLineFromIText(hu_itext_t* it);
+
+// resets line and left margin
+void HUlib_resetIText(hu_itext_t* it);
+
+// left of left-margin
+void
+HUlib_addPrefixToIText
+( hu_itext_t*	it,
+  char*		str );
+
+// whether eaten
+boolean
+HUlib_keyInIText
+( hu_itext_t*	it,
+  unsigned char ch );
+
+void HUlib_drawIText(hu_itext_t* it);
+
+// erases all itext lines
+void HUlib_eraseIText(hu_itext_t* it); 
+
+#endif
+//-----------------------------------------------------------------------------
+//
+// $Log:$
+//
+//-----------------------------------------------------------------------------