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author | FreeArtMan <dos21h@gmail.com> | 2016-05-08 16:02:01 +0100 |
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committer | FreeArtMan <dos21h@gmail.com> | 2016-05-08 16:02:01 +0100 |
commit | e42911405c4bc2f8c097f47d4598baf8522ef3da (patch) | |
tree | 9eb767c5e6a4443e8773b18ea76cf4216f6c8758 /draw/tui.c | |
parent | 9b95088bddcf1f83e3a8f73f08f49b38ecb0f500 (diff) | |
download | radiola-master.tar.gz radiola-master.zip |
Diffstat (limited to 'draw/tui.c')
-rw-r--r-- | draw/tui.c | 269 |
1 files changed, 0 insertions, 269 deletions
diff --git a/draw/tui.c b/draw/tui.c deleted file mode 100644 index c431a61..0000000 --- a/draw/tui.c +++ /dev/null @@ -1,269 +0,0 @@ -#include "tui.h" - -#define T_ESC "\x1b" - -//prepare terminal ui -int tui_init( tui_t **t ) -{ - int ret = -1; - tui_t *tui=NULL; - - //should be empty pointer - if (*t != NULL) - return -1; - - tui = malloc( sizeof(tui_t) ); - if ( tui == NULL ) - return -1; - - memset( tui, 0, sizeof( tui_t ) ); - - tui->ifd = STDIN_FILENO; - tui->ofd = STDOUT_FILENO; - - //if you whant raw mode then you should set it man - if ( tcgetattr( tui->ifd, &tui->orig_i ) == -1 ) - goto exit_error; - tui->raw_i = tui->orig_i; - - if ( tcgetattr( tui->ofd, &tui->orig_o ) == -1 ) - goto exit_error; - tui->raw_o = tui->orig_o; - - //set not to echo output - /* input modes: no break, no CR to NL, no parity check, no strip char, - * no start/stop output control. */ - tui->raw_i.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON); - /* output modes - disable post raw */ - tui->raw_i.c_oflag &= ~(OPOST); - /* control modes - set 8 bit chars */ - tui->raw_i.c_cflag |= (CS8); - /* local modes - choing off, canonical off, no extended functions, - * no signal chars (^Z,^C) */ - tui->raw_i.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG); - /* control chars - set return condition: min number of bytes and timer. - * We want read to return every single byte, without timeout. */ - - /* put terminal in raw mode after flushing */ - if (tcsetattr( tui->ifd, TCSAFLUSH, &tui->raw_i) < 0) - { - //ERROR("Cannot set new terminal input attribures\n"); - goto exit_error; - } - - *t = tui; - ret = 0; - - return ret; - -exit_error: - free( tui ); - return -1; -} - - -//init waterfall -int tui_waterfall( tui_t **t, tui_waterfall_t **w ) -{ - int ret=-1; - tui_waterfall_t *wtf = NULL; - - //waterfall should be NULL - if ( *w != NULL ) - return -1; - - - wtf = malloc( sizeof(tui_waterfall_t) ); - if ( wtf == NULL ) - { - return -1; - } - - memset( wtf, 0, sizeof(tui_waterfall_t) ); - - *w = wtf; - (*t)->wf = wtf; - ret = 0; - - return ret; - -//exit_error: - -// return -1; -} - - -//first draw, draw all buffer -int tui_waterfall_draw( tui_waterfall_t *w ) -{ - int ret = -1; - return ret; -} - - -//redraw only changed lines -int tui_waterfall_redraw( tui_waterfall_t *w ) -{ - int ret = -1; - return ret; -} - - -//update params of waterfall and then need to draw not redraw -int tui_waterfall_update( tui_t *t ) -{ - int ret = -1; - int row=-1,col=-1; - char buf[32]; - int i; - - //we trust that all params are ok - - /* go to right marging and get position */ - if ( write( t->ofd, "\x1b[999C", 6 ) != 6 ) - goto exit_error; - - if ( write( t->ofd, "\x1b[6n", 4 ) != 4 ) - goto exit_error; - - i = 0; - //printf("here=%d\n", sizeof(buf)); - while (i < sizeof(buf)-1) - { - if ( read( t->ifd, buf+i,1 ) != 1 ) break; - if (buf[i] == 'R') break; - i++; - } - buf[i] = '\0'; - //printf("i=%d,buf=[%s]\n",i,buf); - - if ( buf[0] != '\x1b' || buf[1] != '[' ) - { - goto exit_error; - } - - //printf("i=%d,buf=[%s]\n",i,buf); - - if ( sscanf( buf+2, "%d;%d", &row, &col) != 2 ) - goto exit_error; - - //write( t->ofd, "\x1b[1C", 4 ); - write( t->ofd, T_ESC "[H" T_ESC "[2J", 7 ); - write( t->ofd, T_ESC "[0;0H", 6); - - t->wf->w = col; - - ret = 0; - - return ret; - -exit_error: - - return -1; -} - - -//push one line of data to buffer -int tui_waterfall_data( tui_t *t, int len, uint8_t *buf ) -{ - int ret = -1; - int i; - - - - i = 0; - while ( (i< t->wf->w) && ( i<len) ) - { - //printf("-%d", buf[i]); - uint8_t c = tui_waterfall_color( buf[i] ); - char buf[32]; - snprintf( buf, 32, T_ESC "[48;5;%dm " T_ESC "[0m",c); - write( t->ofd, buf, strlen(buf) ); - i++; - } - - return ret; -} - -uint8_t tui_waterfall_color( uint8_t d ) -{ - - uint8_t color=15; - - - /* - if ( d < 50 ) - { - color = 17; - } else if ( d < 100 ) - { - color = 18; - } else if ( d < 150 ) - { - color = 19; - } else if ( d < 200 ) - { - color = 20; - } else - { - color = 21; - } - */ - - - - if ( d == 0 ) - { - color = 17; - } else if ( d == 1 ) - { - color = 18; - } else if ( d == 2 ) - { - color = 19; - } else if ( d == 3 ) - { - color = 20; - } else if ( d == 4 ) - { - color = 21; - } else if ( d == 5 ) - { - color = 26; - } else if ( d == 6 ) - { - color = 27; - } else if ( d == 7 ) - { - color = 44; - } else - { - color = 45; - } - - /* - uint8_t col[] = { 16,17,18,19,20,21,26,27,44,45,86,87,230,229,228,227,226,214,202,196,160,124,88,52 }; - int len = 24; - int step = 256/len; - - color = col[d/step]; - */ - - return color; -} - - -//close terminal ui -int tui_close( tui_t *t ) -{ - int ret = -1; - - //shouldnt be empty pointer - if ( t == NULL ) - return -1; - - //restore terminal mode after closing - tcsetattr( t->ifd, TCSAFLUSH, &t->orig_i ); - - return ret; -} |