memzap

replay memory writes
git clone git@git.2f30.org/memzap.git
Log | Files | Refs | README | LICENSE

termbox.h (5049B)


      1 #ifndef TERMBOX_H
      2 #define TERMBOX_H
      3 
      4 #include <stdbool.h>
      5 #include <stdint.h>
      6 
      7 /* for shared objects */
      8 #if __GNUC__ >= 4
      9  #define SO_IMPORT __attribute__((visibility("default")))
     10 #else
     11  #define SO_IMPORT
     12 #endif
     13 
     14 #ifdef __cplusplus
     15 extern "C" {
     16 #endif
     17 
     18 /* --------------- keys ---------------- */
     19 
     20 /* These are safe subset of terminfo keys, which exists on all popular terminals.
     21    I think it's important to use only these and not others.
     22 */
     23 #define TB_KEY_F1		(0xFFFF-0)
     24 #define TB_KEY_F2		(0xFFFF-1)
     25 #define TB_KEY_F3		(0xFFFF-2)
     26 #define TB_KEY_F4		(0xFFFF-3)
     27 #define TB_KEY_F5		(0xFFFF-4)
     28 #define TB_KEY_F6		(0xFFFF-5)
     29 #define TB_KEY_F7		(0xFFFF-6)
     30 #define TB_KEY_F8		(0xFFFF-7)
     31 #define TB_KEY_F9		(0xFFFF-8)
     32 #define TB_KEY_F10		(0xFFFF-9)
     33 #define TB_KEY_F11		(0xFFFF-10)
     34 #define TB_KEY_F12		(0xFFFF-11)
     35 #define TB_KEY_INSERT		(0xFFFF-12)
     36 #define TB_KEY_DELETE		(0xFFFF-13)
     37 #define TB_KEY_HOME		(0xFFFF-14)
     38 #define TB_KEY_END		(0xFFFF-15)
     39 #define TB_KEY_PGUP		(0xFFFF-16)
     40 #define TB_KEY_PGDN		(0xFFFF-17)
     41 #define TB_KEY_ARROW_UP		(0xFFFF-18)
     42 #define TB_KEY_ARROW_DOWN	(0xFFFF-19)
     43 #define TB_KEY_ARROW_LEFT	(0xFFFF-20)
     44 #define TB_KEY_ARROW_RIGHT	(0xFFFF-21)
     45 
     46 /* These are all keys below SPACE character and BACKSPACE key */
     47 #define TB_KEY_CTRL_TILDE	0x00
     48 #define TB_KEY_CTRL_2		0x00 /* clash with 'CTRL_TILDE' */
     49 #define TB_KEY_CTRL_A		0x01
     50 #define TB_KEY_CTRL_B		0x02
     51 #define TB_KEY_CTRL_C		0x03
     52 #define TB_KEY_CTRL_D		0x04
     53 #define TB_KEY_CTRL_E		0x05
     54 #define TB_KEY_CTRL_F		0x06
     55 #define TB_KEY_CTRL_G		0x07
     56 #define TB_KEY_BACKSPACE	0x08
     57 #define TB_KEY_CTRL_H		0x08 /* clash with 'CTRL_BACKSPACE' */
     58 #define TB_KEY_TAB		0x09
     59 #define TB_KEY_CTRL_I		0x09 /* clash with 'TAB' */
     60 #define TB_KEY_CTRL_J		0x0A
     61 #define TB_KEY_CTRL_K		0x0B
     62 #define TB_KEY_CTRL_L		0x0C
     63 #define TB_KEY_ENTER		0x0D
     64 #define TB_KEY_CTRL_M		0x0D /* clash with 'ENTER' */
     65 #define TB_KEY_CTRL_N		0x0E
     66 #define TB_KEY_CTRL_O		0x0F
     67 #define TB_KEY_CTRL_P		0x10
     68 #define TB_KEY_CTRL_Q		0x11
     69 #define TB_KEY_CTRL_R		0x12
     70 #define TB_KEY_CTRL_S		0x13
     71 #define TB_KEY_CTRL_T		0x14
     72 #define TB_KEY_CTRL_U		0x15
     73 #define TB_KEY_CTRL_V		0x16
     74 #define TB_KEY_CTRL_W		0x17
     75 #define TB_KEY_CTRL_X		0x18
     76 #define TB_KEY_CTRL_Y		0x19
     77 #define TB_KEY_CTRL_Z		0x1A
     78 #define TB_KEY_ESC		0x1B
     79 #define TB_KEY_CTRL_LSQ_BRACKET	0x1B /* clash with 'ESC' */
     80 #define TB_KEY_CTRL_3		0x1B /* clash with 'ESC' */
     81 #define TB_KEY_CTRL_4		0x1C
     82 #define TB_KEY_CTRL_BACKSLASH	0x1C /* clash with 'CTRL_4' */
     83 #define TB_KEY_CTRL_5		0x1D
     84 #define TB_KEY_CTRL_RSQ_BRACKET 0x1D /* clash with 'CTRL_5' */
     85 #define TB_KEY_CTRL_6		0x1E
     86 #define TB_KEY_CTRL_7		0x1F
     87 #define TB_KEY_CTRL_SLASH	0x1F /* clash with 'CTRL_7' */
     88 #define TB_KEY_CTRL_UNDERSCORE	0x1F /* clash with 'CTRL_7' */
     89 #define TB_KEY_SPACE		0x20
     90 #define TB_KEY_BACKSPACE2	0x7F
     91 #define TB_KEY_CTRL_8		0x7F /* clash with 'DELETE' */
     92 
     93 /* These are fail ones (do not exist) */
     94 /* #define TB_KEY_CTRL_1 clash with '1' */
     95 /* #define TB_KEY_CTRL_9 clash with '9' */
     96 /* #define TB_KEY_CTRL_0 clash with '0' */
     97 
     98 /* Currently there is only one modificator */
     99 #define TB_MOD_ALT		0x01
    100 
    101 /* colors */
    102 #define TB_BLACK	0x00
    103 #define TB_RED		0x01
    104 #define TB_GREEN	0x02
    105 #define TB_YELLOW	0x03
    106 #define TB_BLUE		0x04
    107 #define TB_MAGENTA	0x05
    108 #define TB_CYAN		0x06
    109 #define TB_WHITE	0x07
    110 #define TB_DEFAULT 0x0F
    111 
    112 /* attributes */
    113 #define TB_BOLD		0x10
    114 #define TB_UNDERLINE	0x20
    115 
    116 struct tb_cell {
    117 	uint32_t ch;
    118 	uint16_t fg;
    119 	uint16_t bg;
    120 };
    121 
    122 struct tb_event {
    123 	uint8_t type;
    124 	uint8_t mod;
    125 	uint16_t key;
    126 	uint32_t ch;
    127 	int32_t w;
    128 	int32_t h;
    129 };
    130 
    131 #define TB_EUNSUPPORTED_TERMINAL	-1
    132 #define TB_EFAILED_TO_OPEN_TTY		-2
    133 #define TB_EPIPE_TRAP_ERROR		-3
    134 
    135 SO_IMPORT int tb_init(void);
    136 SO_IMPORT void tb_shutdown(void);
    137 
    138 SO_IMPORT unsigned int tb_width(void);
    139 SO_IMPORT unsigned int tb_height(void);
    140 
    141 SO_IMPORT void tb_clear(void);
    142 SO_IMPORT void tb_present(void);
    143 
    144 #define TB_HIDE_CURSOR -1
    145 SO_IMPORT void tb_set_cursor(int cx, int cy);
    146 
    147 SO_IMPORT void tb_put_cell(unsigned int x, unsigned int y, const struct tb_cell *cell);
    148 SO_IMPORT void tb_change_cell(unsigned int x, unsigned int y, uint32_t ch, uint16_t fg, uint16_t bg);
    149 SO_IMPORT void tb_blit(unsigned int x, unsigned int y, unsigned int w, unsigned int h, const struct tb_cell *cells);
    150 
    151 #define TB_INPUT_ESC 1
    152 #define TB_INPUT_ALT 2
    153 /* with 0 returns current input mode */
    154 SO_IMPORT int tb_select_input_mode(int mode);
    155 SO_IMPORT void tb_set_clear_attributes(uint16_t fg, uint16_t bg);
    156 
    157 #define TB_EVENT_KEY 1
    158 #define TB_EVENT_RESIZE 2
    159 
    160 SO_IMPORT int tb_peek_event(struct tb_event *event, unsigned int timeout);
    161 SO_IMPORT int tb_poll_event(struct tb_event *event);
    162 /* these return:
    163 	0 - no events, no errors,
    164 	1 - key event
    165 	2 - resize event
    166 	-1 - error (input buffer overflow, discarded input)
    167 
    168    timeout in milliseconds
    169 */
    170 
    171 
    172 /* glib based interface */
    173 /* TODO */
    174 
    175 /* utility utf8 functions */
    176 #define TB_EOF -1
    177 SO_IMPORT int utf8_char_length(char c);
    178 SO_IMPORT int utf8_char_to_unicode(uint32_t *out, const char *c);
    179 SO_IMPORT int utf8_unicode_to_char(char *out, uint32_t c);
    180 
    181 #ifdef __cplusplus
    182 }
    183 #endif
    184 
    185 #endif /* ifndef TERMBOX_H */