1 files changed, 363 insertions, 0 deletions
diff --git a/src/z-term.h b/src/z-term.h
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+/* File: z-term.h */
+
+/*
+ * Copyright (c) 1997 Ben Harrison
+ *
+ * This software may be copied and distributed for educational, research,
+ * and not for profit purposes provided that this copyright and statement
+ * are included in all such copies.
+ */
+
+#ifndef INCLUDED_Z_TERM_H
+#define INCLUDED_Z_TERM_H
+
+#include "h-basic.h"
+
+#define IN_MAINWINDOW (Term == term_screen)
+
+/*
+ * A term_win is a "window" for a Term
+ *
+ *	- Cursor Useless/Visible codes
+ *	- Cursor Location (see "Useless")
+ *
+ *	- Array[h] -- Access to the attribute array
+ *	- Array[h] -- Access to the character array
+ *
+ *	- Array[h*w] -- Attribute array
+ *	- Array[h*w] -- Character array
+ *
+ * Note that the attr/char pair at (x,y) is a[y][x]/c[y][x]
+ * and that the row of attr/chars at (0,y) is a[y]/c[y]
+ */
+
+typedef struct term_win term_win;
+
+struct term_win
+{
+	bool cu, cv;
+	byte cx, cy;
+
+	byte **a;
+	char **c;
+
+	byte *va;
+	char *vc;
+
+#ifdef USE_TRANSPARENCY
+	byte **ta;
+	char **tc;
+
+	byte *vta;
+	char *vtc;
+
+#ifdef USE_EGO_GRAPHICS
+	byte **ea;
+	char **ec;
+
+	byte *vea;
+	char *vec;
+#endif /* USE_EGO_GRAPHICS */
+
+#endif /* USE_TRANSPARENCY */
+
+};
+
+
+
+/*
+ * An actual "term" structure
+ *
+ *	- Extra "user" info (used by application)
+ *
+ *	- Extra "data" info (used by implementation)
+ *
+ *
+ *	- Flag "user_flag"
+ *	  An extra "user" flag (used by application)
+ *
+ *
+ *	- Flag "data_flag"
+ *	  An extra "data" flag (used by implementation)
+ *
+ *
+ *	- Flag "active_flag"
+ *	  This "term" is "active"
+ *
+ *	- Flag "mapped_flag"
+ *	  This "term" is "mapped"
+ *
+ *	- Flag "total_erase"
+ *	  This "term" should be fully erased
+ *
+ *	- Flag "fixed_shape"
+ *	  This "term" is not allowed to resize
+ *
+ *	- Flag "icky_corner"
+ *	  This "term" has an "icky" corner grid
+ *
+ *	- Flag "soft_cursor"
+ *	  This "term" uses a "software" cursor
+ *
+ *	- Flag "always_pict"
+ *	  Use the "Term_pict()" routine for all text
+ *
+ *	- Flag "higher_pict"
+ *	  Use the "Term_pict()" routine for special text
+ *
+ *	- Flag "always_text"
+ *	  Use the "Term_text()" routine for invisible text
+ *
+ *	- Flag "unused_flag"
+ *	  Reserved for future use
+ *
+ *	- Flag "never_bored"
+ *	  Never call the "TERM_XTRA_BORED" action
+ *
+ *	- Flag "never_frosh"
+ *	  Never call the "TERM_XTRA_FROSH" action
+ *
+ *
+ *	- Value "attr_blank"
+ *	  Use this "attr" value for "blank" grids
+ *
+ *	- Value "char_blank"
+ *	  Use this "char" value for "blank" grids
+ *
+ *
+ *	- Ignore this pointer
+ *
+ *	- Keypress Queue -- various data
+ *
+ *	- Keypress Queue -- pending keys
+ *
+ *
+ *	- Window Width (max 255)
+ *	- Window Height (max 255)
+ *
+ *	- Minimum modified row
+ *	- Maximum modified row
+ *
+ *	- Minimum modified column (per row)
+ *	- Maximum modified column (per row)
+ *
+ *
+ *	- Displayed screen image
+ *	- Requested screen image
+ *
+ *	- Temporary screen image
+ *	- Memorized screen image
+ *
+ *
+ *	- Hook for init-ing the term
+ *	- Hook for nuke-ing the term
+ *
+ *	- Hook for user actions
+ *
+ *	- Hook for extra actions
+ *
+ *	- Hook for placing the cursor
+ *
+ *	- Hook for drawing some blank spaces
+ *
+ *	- Hook for drawing a string of chars using an attr
+ *
+ *	- Hook for drawing a sequence of special attr/char pairs
+ */
+
+typedef struct term term;
+
+struct term
+{
+	vptr user;
+
+	vptr data;
+
+	bool user_flag;
+
+	bool data_flag;
+
+	bool active_flag;
+	bool mapped_flag;
+	bool total_erase;
+	bool fixed_shape;
+	bool icky_corner;
+	bool soft_cursor;
+	bool always_pict;
+	bool higher_pict;
+	bool always_text;
+	bool unused_flag;
+	bool never_bored;
+	bool never_frosh;
+
+	byte attr_blank;
+	char char_blank;
+
+	char *key_queue;
+
+	u16b key_head;
+	u16b key_tail;
+	u16b key_xtra;
+	u16b key_size;
+
+	byte wid;
+	byte hgt;
+
+	byte y1;
+	byte y2;
+
+	byte *x1;
+	byte *x2;
+
+	term_win *old;
+	term_win *scr;
+
+	term_win *tmp;
+	term_win *mem;
+
+	void (*init_hook)(term *t);
+	void (*nuke_hook)(term *t);
+
+	errr (*user_hook)(int n);
+
+	errr (*xtra_hook)(int n, int v);
+
+	errr (*curs_hook)(int x, int y);
+
+	errr (*wipe_hook)(int x, int y, int n);
+
+	errr (*text_hook)(int x, int y, int n, byte a, cptr s);
+
+	void (*resize_hook)(void);
+
+#ifdef USE_TRANSPARENCY
+#ifdef USE_EGO_GRAPHICS
+	errr (*pict_hook)(int x, int y, int n, const byte *ap, const char *cp, const byte *tap, const char *tcp, const byte *eap, const char *ecp);
+#else /* USE_EGO_GRAPHICS */
+	errr (*pict_hook)(int x, int y, int n, const byte *ap, const char *cp, const byte *tap, const char *tcp);
+#endif /* USE_EGO_GRAPHICS */
+#else /* USE_TRANSPARENCY */
+	errr (*pict_hook)(int x, int y, int n, const byte *ap, const char *cp);
+#endif /* USE_TRANSPARENCY */
+
+};
+
+
+
+
+
+
+
+/**** Available Constants ****/
+
+
+/*
+ * Definitions for the "actions" of "Term_xtra()"
+ *
+ * These values may be used as the first parameter of "Term_xtra()",
+ * with the second parameter depending on the "action" itself.  Many
+ * of the actions shown below are optional on at least one platform.
+ *
+ * The "TERM_XTRA_EVENT" action uses "v" to "wait" for an event
+ * The "TERM_XTRA_SHAPE" action uses "v" to "show" the cursor
+ * The "TERM_XTRA_FROSH" action uses "v" for the index of the row
+ * The "TERM_XTRA_SOUND" action uses "v" for the index of a sound
+ * The "TERM_XTRA_ALIVE" action uses "v" to "activate" (or "close")
+ * The "TERM_XTRA_LEVEL" action uses "v" to "resume" (or "suspend")
+ * The "TERM_XTRA_DELAY" action uses "v" as a "millisecond" value
+ *
+ * The other actions do not need a "v" code, so "zero" is used.
+ */
+#define TERM_XTRA_EVENT	1	/* Process some pending events */
+#define TERM_XTRA_FLUSH 2	/* Flush all pending events */
+#define TERM_XTRA_CLEAR 3	/* Clear the entire window */
+#define TERM_XTRA_SHAPE 4	/* Set cursor shape (optional) */
+#define TERM_XTRA_FROSH 5	/* Flush one row (optional) */
+#define TERM_XTRA_FRESH 6	/* Flush all rows (optional) */
+#define TERM_XTRA_NOISE 7	/* Make a noise (optional) */
+#define TERM_XTRA_SOUND 8	/* Make a sound (optional) */
+#define TERM_XTRA_BORED 9	/* Handle stuff when bored (optional) */
+#define TERM_XTRA_REACT 10	/* React to global changes (optional) */
+#define TERM_XTRA_ALIVE 11	/* Change the "hard" level (optional) */
+#define TERM_XTRA_LEVEL 12	/* Change the "soft" level (optional) */
+#define TERM_XTRA_DELAY 13	/* Delay some milliseconds (optional) */
+#define TERM_XTRA_GET_DELAY 14	/* Get the cuyrrent time in milliseconds (optional) */
+#define TERM_XTRA_SCANSUBDIR 15 /* Scan for subdir in a dir */
+#define TERM_XTRA_RENAME_MAIN_WIN 16 /* Rename the main game window */
+
+
+/**** Available Variables ****/
+
+extern term *Term;
+extern FILE *movfile;
+extern int do_movies;
+extern int last_paused;
+
+
+/**** Available Functions ****/
+
+extern errr Term_user(int n);
+extern errr Term_xtra(int n, int v);
+extern long Term_xtra_long;
+extern char scansubdir_dir[1024];
+extern int scansubdir_max;
+extern cptr scansubdir_result[255];
+
+#ifdef USE_TRANSPARENCY
+#ifdef USE_EGO_GRAPHICS
+extern void Term_queue_char(int x, int y, byte a, char c, byte ta, char tc, byte ea, char ec);
+
+extern void Term_queue_line(int x, int y, int n, byte *a, char *c, byte *ta, char *tc, byte *ea, char *ec);
+#else /* USE_EGO_GRAPHICS */
+extern void Term_queue_char(int x, int y, byte a, char c, byte ta, char tc);
+
+extern void Term_queue_line(int x, int y, int n, byte *a, char *c, byte *ta, char *tc);
+#endif /* USE_EGO_GRAPHICS */
+#else /* USE_TRANSPARENCY */
+extern void Term_queue_char(int x, int y, byte a, char c);
+
+extern void Term_queue_line(int x, int y, int n, byte *a, char *c);
+#endif /* USE_TRANSPARENCY */
+
+extern void Term_queue_chars(int x, int y, int n, byte a, cptr s);
+
+extern errr Term_fresh(void);
+extern errr Term_set_cursor(int v);
+extern errr Term_gotoxy(int x, int y);
+extern errr Term_draw(int x, int y, byte a, char c);
+extern errr Term_addch(byte a, char c);
+extern errr Term_addstr(int n, byte a, cptr s);
+extern errr Term_putch(int x, int y, byte a, char c);
+extern errr Term_putstr(int x, int y, int n, byte a, cptr s);
+extern errr Term_erase(int x, int y, int n);
+extern errr Term_clear(void);
+extern errr Term_redraw(void);
+extern errr Term_redraw_section(int x1, int y1, int x2, int y2);
+
+extern errr Term_get_cursor(int *v);
+extern errr Term_get_size(int *w, int *h);
+extern errr Term_locate(int *x, int *y);
+extern errr Term_what(int x, int y, byte *a, char *c);
+
+extern errr Term_flush(void);
+extern errr Term_keypress(int k);
+extern errr Term_key_push(int k);
+extern errr Term_inkey(char *ch, bool wait, bool take);
+
+extern errr Term_save(void);
+extern term_win* Term_save_to(void);
+extern errr Term_load(void);
+extern errr Term_load_from(term_win *save, bool final);
+
+extern errr Term_exchange(void);
+
+extern errr Term_resize(int w, int h);
+
+extern errr Term_activate(term *t);
+
+extern errr term_nuke(term *t);
+extern errr term_init(term *t, int w, int h, int k);
+
+#endif
+
+