225 lines
8.5 KiB
C
225 lines
8.5 KiB
C
/* NetHack 3.7 winshim.c $NHDT-Date: 1596498345 2020/08/03 23:45:45 $ $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.259 $ */
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/* Copyright (c) Adam Powers, 2020 */
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/* NetHack may be freely redistributed. See license for details. */
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/* not an actual windowing port, but a fake win port for libnethack */
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#include "hack.h"
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#ifdef SHIM_GRAPHICS
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#include <stdarg.h>
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/* for cross-compiling to WebAssembly (WASM) */
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#ifdef __EMSCRIPTEN__
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#include <emscripten/emscripten.h>
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#endif
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#undef SHIM_DEBUG
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#ifndef __EMSCRIPTEN__
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typedef void(*shim_callback_t)(const char *name, void *ret_ptr, const char *fmt, ...);
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#else /* __EMSCRIPTEN__ */
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/* WASM can't handle a variadic callback, so we pass back an array of pointers instead... */
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typedef void(*shim_callback_t)(const char *name, void *ret_ptr, const char *fmt, void *args[]);
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#endif /* !__EMSCRIPTEN__ */
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/* this is the primary interface to shim graphics,
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* call this function with your declared callback function
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* and you will receive all the windowing calls
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*/
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static shim_callback_t shim_graphics_callback = NULL;
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#ifdef __EMSCRIPTEN__
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EMSCRIPTEN_KEEPALIVE
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#endif
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void shim_graphics_set_callback(shim_callback_t cb) {
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shim_graphics_callback = cb;
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}
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#ifdef __EMSCRIPTEN__
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/* A2P = Argument to Pointer */
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#define A2P &
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/* P2V = Pointer to Void */
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#define P2V (void *)
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#define DECLCB(ret_type, name, fn_args, fmt, ...) \
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ret_type name fn_args { \
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void *args[] = { __VA_ARGS__ }; \
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ret_type ret = (ret_type) 0; \
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debugf("SHIM GRAPHICS: " #name "\n"); \
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if (!shim_graphics_callback) return ret; \
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shim_graphics_callback(#name, (void *)&ret, fmt, args); \
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return ret; \
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}
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#define VDECLCB(name, fn_args, fmt, ...) \
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void name fn_args { \
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void *args[] = { __VA_ARGS__ }; \
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debugf("SHIM GRAPHICS: " #name "\n"); \
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if (!shim_graphics_callback) return; \
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shim_graphics_callback(#name, NULL, fmt, args); \
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}
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#else /* !__EMSCRIPTEN__ */
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#define A2P
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#define P2V
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#define DECLCB(ret_type, name, fn_args, fmt, ...) \
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ret_type name fn_args { \
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ret_type ret = (ret_type) 0; \
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debugf("SHIM GRAPHICS: " #name "\n"); \
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if (!shim_graphics_callback) return ret; \
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shim_graphics_callback(#name, (void *)&ret, fmt, __VA_ARGS__); \
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return ret; \
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}
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#define VDECLCB(name, fn_args, fmt, ...) \
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void name fn_args { \
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debugf("SHIM GRAPHICS: " #name "\n"); \
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if (!shim_graphics_callback) return; \
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shim_graphics_callback(#name, NULL, fmt, __VA_ARGS__); \
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}
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#endif /* __EMSCRIPTEN__ */
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#ifdef SHIM_DEBUG
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#define debugf printf
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#else /* !SHIM_DEBUG */
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#define debugf(...)
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#endif /* SHIM_DEBUG */
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enum win_types {
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WINSHIM_MESSAGE = 1,
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WINSHIM_MAP,
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WINSHIM_MENU,
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WINSHIM_EXT
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};
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#define VSTUB(name, args) \
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void name args { \
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printf ("Running " #name "...\n"); \
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}
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#define STUB(name, retval, args) \
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name args { \
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printf ("Running " #name "...\n"); \
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return retval; \
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}
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#define DECL(name, args) \
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void name args;
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VDECLCB(shim_init_nhwindows,(int *argcp, char **argv), "vpp", P2V argcp, P2V argv)
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VDECLCB(shim_player_selection,(void), "v")
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VDECLCB(shim_askname,(void), "v")
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VDECLCB(shim_get_nh_event,(void), "v")
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VDECLCB(shim_exit_nhwindows,(const char *str), "vs", P2V str)
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VDECLCB(shim_suspend_nhwindows,(const char *str), "vs", P2V str)
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VDECLCB(shim_resume_nhwindows,(void), "v")
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DECLCB(winid, shim_create_nhwindow, (int type), "ii", A2P type)
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VDECLCB(shim_clear_nhwindow,(winid window), "vi", A2P window)
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VDECLCB(shim_display_nhwindow,(winid window, BOOLEAN_P blocking), "vii", A2P window, A2P blocking)
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VDECLCB(shim_destroy_nhwindow,(winid window), "vi", A2P window)
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VDECLCB(shim_curs,(winid a, int x, int y), "viii", A2P a, A2P x, A2P y)
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VDECLCB(shim_putstr,(winid w, int attr, const char *str), "viis", A2P w, A2P attr, P2V str)
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VDECLCB(shim_display_file,(const char *name, BOOLEAN_P complain), "vsi", P2V name, A2P complain)
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VDECLCB(shim_start_menu,(winid window, unsigned long mbehavior), "vii", A2P window, A2P mbehavior)
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VDECLCB(shim_add_menu,
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(winid window, int glyph, const ANY_P *identifier, CHAR_P ch, CHAR_P gch, int attr, const char *str, unsigned int itemflags),
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"viipiiisi",
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A2P window, A2P glyph, P2V identifier, A2P ch, A2P gch, A2P attr, P2V str, A2P itemflags)
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VDECLCB(shim_end_menu,(winid window, const char *prompt), "vis", A2P window, P2V prompt)
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DECLCB(int, shim_select_menu,(winid window, int how, MENU_ITEM_P **menu_list), "iiip", A2P window, A2P how, P2V menu_list)
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DECLCB(char, shim_message_menu,(CHAR_P let, int how, const char *mesg), "ciis", A2P let, A2P how, P2V mesg)
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VDECLCB(shim_update_inventory,(void), "v")
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VDECLCB(shim_mark_synch,(void), "v")
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VDECLCB(shim_wait_synch,(void), "v")
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VDECLCB(shim_cliparound,(int x, int y), "vii", A2P x, A2P y)
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VDECLCB(shim_update_positionbar,(char *posbar), "vp", P2V posbar)
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VDECLCB(shim_print_glyph,(winid w, int x, int y, int glyph, int bkglyph), "viiiii", A2P w, A2P x, A2P y, A2P glyph, A2P bkglyph)
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VDECLCB(shim_raw_print,(const char *str), "vs", P2V str)
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VDECLCB(shim_raw_print_bold,(const char *str), "vs", P2V str)
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DECLCB(int, shim_nhgetch,(void), "i")
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DECLCB(int, shim_nh_poskey,(int *x, int *y, int *mod), "ippp", P2V x, P2V y, P2V mod)
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VDECLCB(shim_nhbell,(void), "v")
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DECLCB(int, shim_doprev_message,(void),"iv")
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DECLCB(char, shim_yn_function,(const char *query, const char *resp, CHAR_P def), "cssi", P2V query, P2V resp, A2P def)
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VDECLCB(shim_getlin,(const char *query, char *bufp), "vsp", P2V query, P2V bufp)
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DECLCB(int,shim_get_ext_cmd,(void),"iv")
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VDECLCB(shim_number_pad,(int state), "vi", A2P state)
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VDECLCB(shim_delay_output,(void), "v")
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VDECLCB(shim_change_color,(int color, long rgb, int reverse), "viii", A2P color, A2P rgb, A2P reverse)
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VDECLCB(shim_change_background,(int white_or_black), "vi", A2P white_or_black)
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DECLCB(short, set_shim_font_name,(winid window_type, char *font_name),"2is", A2P window_type, P2V font_name)
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DECLCB(char *,shim_get_color_string,(void),"sv")
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/* other defs that really should go away (they're tty specific) */
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VDECLCB(shim_start_screen, (void), "v")
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VDECLCB(shim_end_screen, (void), "v")
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VDECLCB(shim_preference_update, (const char *pref), "vp", P2V pref)
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DECLCB(char *,shim_getmsghistory, (BOOLEAN_P init), "si", A2P init)
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VDECLCB(shim_putmsghistory, (const char *msg, BOOLEAN_P restoring_msghist), "vsi", P2V msg, A2P restoring_msghist)
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VDECLCB(shim_status_init, (void), "v")
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VDECLCB(shim_status_enablefield,
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(int fieldidx, const char *nm, const char *fmt, BOOLEAN_P enable),
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"vippi",
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A2P fieldidx, P2V nm, P2V fmt, A2P enable)
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VDECLCB(shim_status_update,
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(int fldidx, genericptr_t ptr, int chg, int percent, int color, unsigned long *colormasks),
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"vipiiip",
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A2P fldidx, P2V ptr, A2P chg, A2P percent, A2P color, P2V colormasks)
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/* Interface definition used in windows.c */
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struct window_procs shim_procs = {
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"shim",
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(0
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| WC_ASCII_MAP
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| WC_COLOR | WC_HILITE_PET | WC_INVERSE | WC_EIGHT_BIT_IN),
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(0
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#if defined(SELECTSAVED)
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| WC2_SELECTSAVED
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#endif
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#if defined(STATUS_HILITES)
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| WC2_HILITE_STATUS | WC2_HITPOINTBAR | WC2_FLUSH_STATUS
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| WC2_RESET_STATUS
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#endif
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| WC2_DARKGRAY | WC2_SUPPRESS_HIST | WC2_STATUSLINES),
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#ifdef TEXTCOLOR
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{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, /* color availability */
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#else
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{1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1},
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#endif
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shim_init_nhwindows, shim_player_selection, shim_askname, shim_get_nh_event,
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shim_exit_nhwindows, shim_suspend_nhwindows, shim_resume_nhwindows,
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shim_create_nhwindow, shim_clear_nhwindow, shim_display_nhwindow,
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shim_destroy_nhwindow, shim_curs, shim_putstr, genl_putmixed,
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shim_display_file, shim_start_menu, shim_add_menu, shim_end_menu,
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shim_select_menu, shim_message_menu, shim_update_inventory, shim_mark_synch,
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shim_wait_synch,
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#ifdef CLIPPING
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shim_cliparound,
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#endif
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#ifdef POSITIONBAR
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shim_update_positionbar,
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#endif
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shim_print_glyph, shim_raw_print, shim_raw_print_bold, shim_nhgetch,
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shim_nh_poskey, shim_nhbell, shim_doprev_message, shim_yn_function,
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shim_getlin, shim_get_ext_cmd, shim_number_pad, shim_delay_output,
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#ifdef CHANGE_COLOR /* the Mac uses a palette device */
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shim_change_color,
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#ifdef MAC
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shim_change_background, set_shim_font_name,
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#endif
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shim_get_color_string,
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#endif
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/* other defs that really should go away (they're tty specific) */
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shim_start_screen, shim_end_screen, genl_outrip,
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shim_preference_update,
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shim_getmsghistory, shim_putmsghistory,
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shim_status_init,
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genl_status_finish, genl_status_enablefield,
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#ifdef STATUS_HILITES
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shim_status_update,
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#else
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genl_status_update,
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#endif
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genl_can_suspend_yes,
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};
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#endif /* SHIM_GRAPHICS */ |