xolatile/xurses
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Updated a lot of things, work in progress...

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This commit is contained in:
Ognjen Milan Robovic 2023-09-20 06:00:37 -04:00
parent c129af921a
commit 66f800c380
2 changed files with 74 additions and 75 deletions
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120
xurses.c
View File

@ -19,7 +19,9 @@ int curses_screen_height = 0;
int curses_screen_size = 0;
char * curses_screen = NULL;
void (* curses_action ['~' - ' ']) (void) = { 0 };
char curses_format [CURSES_LENGTH + 1] = "\033[-;3-m-\033[0m";
void (* curses_action ['~' - ' ' + 1]) (void) = { 0 };
struct termios curses_old_terminal;
struct termios curses_new_terminal;
@ -29,12 +31,12 @@ void curses_initialize (void) {
struct winsize screen_dimension;
fatal_failure (ioctl (STDOUT_FILENO, TIOCGWINSZ, & screen_dimension) == -1, "[!] ioctl: Failed to get terminal size.");
fatal_failure (ioctl (STDOUT_FILENO, TIOCGWINSZ, & screen_dimension) == -1, "ioctl: Failed to get terminal dimensions.");
curses_screen_width = (int) screen_dimension.ws_col;
curses_screen_height = (int) screen_dimension.ws_row;
fatal_failure (tcgetattr (STDIN_FILENO, & curses_old_terminal) == -1, "[!] tcgetattr: Failed to get terminal attributes.");
fatal_failure (tcgetattr (STDIN_FILENO, & curses_old_terminal) == -1, "tcgetattr: Failed to get default terminal attributes.");
curses_new_terminal = curses_old_terminal;
@ -46,9 +48,9 @@ void curses_initialize (void) {
curses_new_terminal.c_cflag |= (unsigned int) (CS8);
curses_new_terminal.c_lflag &= (unsigned int) ~(ECHO | ICANON | IEXTEN | ISIG);
fatal_failure (tcsetattr (STDIN_FILENO, TCSAFLUSH, & curses_new_terminal) == -1, "[!] tcsetattr: Failed to set raw terminal attributes.");
fatal_failure (tcsetattr (STDIN_FILENO, TCSAFLUSH, & curses_new_terminal) == -1, "tcsetattr: Failed to set reverse terminal attributes.");
curses_screen = allocate (12 * (curses_screen_width + 2) * curses_screen_height + 8);
curses_screen = allocate (CURSES_OFFSET + CURSES_LENGTH * curses_screen_width * curses_screen_height + 1);
for (key = ' '; key != '~'; ++key) {
curses_unbind (key);
@ -58,9 +60,9 @@ void curses_initialize (void) {
void curses_deinitialize (void) {
curses_screen = deallocate (curses_screen);
out ("\033[2J\033[H", 7);
out ("\033[2J\033[H", string_length ("\033[2J\033[H"));
fatal_failure (tcsetattr (STDIN_FILENO, TCSAFLUSH, & curses_old_terminal) == -1, "[!] tcsetattr: Failed to set terminal attributes.");
fatal_failure (tcsetattr (STDIN_FILENO, TCSAFLUSH, & curses_old_terminal) == -1, "tcsetattr: Failed to set default terminal attributes.");
}
void curses_synchronize (void) {
@ -70,62 +72,69 @@ void curses_synchronize (void) {
in (& curses_signal, 1);
curses_screen_size = 0;
if ((curses_signal >= ' ') && (curses_signal <= '~')) {
curses_action [curses_signal - ' '] ();
}
string_copy_limit (& curses_screen [curses_screen_size], "\033[H", 3);
curses_screen_size += 3;
curses_screen_offset ();
}
void curses_blank (void) {
int i, j;
for (i = 0; i != curses_screen_height; ++i) {
for (j = 0; j != curses_screen_width; ++j) {
curses_character (' ', EFFECT_NORMAL, COLOUR_WHITE, j, i);
}
}
void curses_screen_offset (void) {
string_copy_limit (& curses_screen [0], "\033[H", CURSES_OFFSET);
curses_screen_size = CURSES_OFFSET;
}
void curses_character (char character, int effect, int colour, int x, int y) {
char format [13] = "\033[ ;3 m \033[0m";
char * curses_screen_position (int x, int y) {
fatal_failure (x <= -1, "curses_screen_position: X position is beyond the lower bound.");
fatal_failure (y <= -1, "curses_screen_position: Y position is beyond the lower bound.");
fatal_failure (x >= curses_screen_width, "curses_screen_position: X position is beyond the upper bound.");
fatal_failure (y >= curses_screen_height, "curses_screen_position: Y position is beyond the upper bound.");
format [2] = (char) effect + '0';
format [5] = (char) colour + '0';
format [7] = character;
string_copy_limit (& curses_screen [(y * (curses_screen_width + 2) + x) * 12 + 3], format, 12);
curses_screen_size += 12;
return (& curses_screen [CURSES_LENGTH * (y * curses_screen_width + x) + CURSES_OFFSET]);
}
void curses_append_character (char character, int effect, int colour) {
char format [13] = "\033[ ;3 m \033[0m";
char * curses_format_character (char character, int colour, int effect) {
fatal_failure (character_is_invisible (character), "curses_format_character: Can not format invisible characters.");
fatal_failure (colour >= COLOUR_COUNT, "curses_format_character: Colour is invalid enumeration value.");
fatal_failure (effect >= EFFECT_COUNT, "curses_format_character: Effect is invalid enumeration value.");
format [2] = (char) effect + '0';
format [5] = (char) colour + '0';
format [7] = character;
curses_format [2] = (char) effect + '0';
curses_format [5] = (char) colour + '0';
curses_format [7] = character;
string_copy_limit (& curses_screen [curses_screen_size], format, 12);
curses_screen_size += 12;
return (curses_format);
}
void curses_append_string (char * string, int effect, int colour, int length) {
void curses_output_character (char character, int colour, int effect) {
out (curses_format_character (character, colour, effect), CURSES_LENGTH);
}
void curses_render_character (char character, int colour, int effect, int x, int y) {
string_copy_limit (curses_screen_position (x, y), curses_format_character (character, colour, effect), CURSES_LENGTH);
curses_screen_size += CURSES_LENGTH;
}
/*
void curses_output_string (char * string, int colour, int effect) {
char format [8] = "\033[ ;3 m";
format [2] = (char) effect + '0';
format [5] = (char) colour + '0';
string_copy_limit (& curses_screen [curses_screen_size], format, 7);
curses_screen_size += 7;
string_copy_limit (& curses_screen [curses_screen_size], string, length);
curses_screen_size += length;
string_copy_limit (& curses_screen [curses_screen_size], string, string_length (string));
string_copy_limit (& curses_screen [curses_screen_size], "\033[0m", 4);
curses_screen_size += 4;
curses_screen_size += 7 + string_length (string) + 4;
}
void curses_render_string (char * string, int colour, int effect, int x, int y) {
int offset = 0;
int length = string_length (string);
for (offset = 0; offset != length; (++offset, ++x)) {
curses_render_character (string [offset], colour, effect, x, y);
}
}
void curses_append_cursor (int cursor_x, int cursor_y) {
@ -141,29 +150,14 @@ void curses_append_cursor (int cursor_x, int cursor_y) {
string_copy_limit (& curses_screen [curses_screen_size], format, 10);
curses_screen_size += 10;
}
*/
void curses_blank (void) {
int i, j;
void curses_style (int effect, int colour) {
char format [8] = "\033[ ;3 m";
if ((effect == -1) || (colour == -1)) {
out ("\033[0m", 4);
} else {
format [2] = (char) effect + '0';
format [5] = (char) colour + '0';
out (format, 7);
}
}
void curses_clear (void) {
out ("\033[2J", 4);
}
void curses_show_cursor (int show) {
if (show != 0) {
out ("\033[?25h", 6);
} else {
out ("\033[?25l", 6);
for (i = 0; i != curses_screen_height; ++i) {
for (j = 0; j != curses_screen_width; ++j) {
curses_render_character (' ', EFFECT_NORMAL, COLOUR_WHITE, j, i);
}
}
}

29
xurses.h
View File

@ -13,11 +13,13 @@
#include <xolatile/xtandard.c>
#include <termios.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#define CURSES_LENGTH ((int) sizeof ("\033[-;3-m-\033[0m") - 1)
#define CURSES_OFFSET ((int) sizeof ("\033[H") - 1)
extern int curses_active;
extern int curses_cursor;
extern char curses_signal;
@ -26,23 +28,26 @@ extern int curses_screen_height;
extern int curses_screen_size;
extern char * curses_screen;
extern void (* curses_action ['~' - ' ']) (void);
extern char curses_format [CURSES_LENGTH + 1];
extern void (* curses_action ['~' - ' ' + 1]) (void);
extern struct termios curses_old_terminal;
extern struct termios curses_new_terminal;
extern void curses_initialize (void);
extern void curses_deinitialize (void);
extern void curses_synchronize (void);
extern void curses_initialize (void);
extern void curses_deinitialize (void);
extern void curses_synchronize (void);
extern void curses_screen_offset (void);
extern char * curses_screen_position (int, int);
extern char * curses_format_character (char, int, int);
extern void curses_output_character (char, int, int);
extern void curses_render_character (char, int, int, int, int);
/*extern void curses_append_string (char *, int, int, int);
extern void curses_append_cursor (int, int);*/
extern void curses_blank (void);
extern void curses_character (char, int, int, int, int);
extern void curses_append_character (char, int, int);
extern void curses_append_string (char *, int, int, int);
extern void curses_append_cursor (int, int);
extern void curses_style (int, int);
extern void curses_clear (void);
extern void curses_show_cursor (int);
extern void curses_bind (char, void (*) (void));
extern void curses_unbind (char);