X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fmisc.h;h=80bb1cd1bfa4057612726ac165a1fc92f07e8095;hb=8f60274cc94ea4b2d3a0bb71169e50b0d06ae629;hp=417ca8e0ae80de57687671ce0d09aef8ea90d8a9;hpb=caf7e50574dc4fb3756a386257863e5b8b42ad98;p=plomrogue diff --git a/src/misc.h b/src/misc.h index 417ca8e..80bb1cd 100644 --- a/src/misc.h +++ b/src/misc.h @@ -7,90 +7,54 @@ #ifndef MISC_H #define MISC_H - - -#include /* for uint8_t, uint16_t, uint32_t */ -#include /* for FILE typedef */ +#include /* for size_t */ +#include /* for uint16_t */ #include "yx_uint16.h" /* for yx_uint16 coordinates */ -struct World; -struct WinMeta; -struct Win; struct Map; -/* Learn from "file" the largest line length (pointed to by "linemax_p") and - * (pointed to by "n_lines_p" if it is not set to NULL) the number of lines. - */ -extern void textfile_sizes(FILE * file, uint16_t * linemax_p, - uint16_t * n_lines_p); - - - -/* Update game log by appending "text", or by appending a "." if "text" is the - * same as the last one passed. +/* Return 16-bit number pseudo-randomly generated via Linear Congruential + * Generator algorithm with some proven constants. Use instead of rand() to + * ensure portability of the same pseudo-randomness across systems. */ -extern void update_log(struct World * world, char * text); +extern uint16_t rrand(); +/* Wrappers to malloc(), calloc() from function "f"; exit_trouble() on error. */ +extern void * try_malloc(size_t size, char * f); +extern void * try_calloc(size_t nmemb, size_t size, char * f); +/* If one and only one of files at "p1", "p2" exists, fail with explanation. */ +extern void check_files_xor(char * p1, char * p2); -/* Return the offset necessary to center "map" on position "pos" in a frame of - * "framesize. - */ -extern uint16_t center_offset(uint16_t pos, uint16_t mapsize, - uint16_t framesize); +/* Check if tempfile "path" exists, and if so, exit with explanation that. */ +extern void check_tempfile(char * path); +/* Save / load / unload (free) / reload interface configuration data. */ +extern void save_interface_conf(); +extern void load_interface_conf(); +extern void unload_interface_conf(); +extern void reload_interface_conf(); +/* Append "text" to game log, or a "." if "text" is the same as the last one. */ +extern void update_log(char * text); -/* Record last player "action" in game record file "record, increment the game - * turn and trigger enemy movement. - */ -extern void turn_over(struct World * world, char action); +/* Return offset nto center map of "mapsize" on "position" in "framesize". */ +extern uint16_t center_offset(uint16_t position, + uint16_t mapsize, uint16_t framesize); +/* Record "action" in record file, do all movements until player's next turn. */ +extern void turn_over(char action); +/* Save or load current game data to / from file "savefile". */ +extern void save_game(); +extern void load_game(); -/* Save current game data to file "savefile". */ -extern void save_game(struct World * world); - - - -/* Toggle display of a window "win". - * - * Return 0 on success, 1 on (ncurses pad/window memory allocation) error. - */ -extern uint8_t toggle_window(struct WinMeta * win_meta, struct Win * win); - - - -/* Try to scroll virtual screen left ("dir" = "-") or right ("dir" = "+"), - * subject to the limitations provided by the window manager via - * reset_pad_offset(). - */ -extern void scroll_pad(struct WinMeta * win_meta, char dir); - - - -/* Try to grow or shrink the active window horizontally ("change" = "*"/"_") or - * vertically ("change = "+"/"-") by one cell size, subject to the limitations - * provided by the window manager via resize_active_win(). - * - * Return 0 on success, 1 on (ncurses pad/window memory allocation) error. - */ -extern uint8_t growshrink_active_window(struct WinMeta * win_meta, char change); - - - -/* Return a random position on the map "map" that is passable (as determined by - * is_passable(). - */ +/* Return random passable (as by is_passable()) position on "map". */ extern struct yx_uint16 find_passable_pos(struct Map * map); - - -/* Call some meta game / window management actions dependent on key. If the - * "quit" action is called, return 1 only instead of doing anything directly. - */ -extern uint8_t meta_keys(int key, struct World * world); +/* Move world.inventory_sel up ("dir"="u") or down (else) as far as possible. */ +extern void nav_inventory(char dir);