#undef _HAVE_CURSES
#if _CURSES_LIB == 0
#elif _CURSES_LIB == 1
#include <curses.h>
#ifndef NCURSES_VERSION
#warning "_CURSES_LIB=1 but NCURSES_VERSION not defined; tview is NOT compiled"
#else
#define _HAVE_CURSES
#endif
#elif _CURSES_LIB == 2
#include <xcurses.h>
#define _HAVE_CURSES
#else
#warning "_CURSES_LIB is not 0, 1 or 2; tview is NOT compiled"
#endif
#include "bam_tview.h"
#ifdef _HAVE_CURSES
typedef struct CursesTview {
tview_t view;
WINDOW *wgoto, *whelp;
} curses_tview_t;
#define FROM_TV(ptr) ((curses_tview_t*)ptr)
static void curses_destroy(tview_t* base)
{
curses_tview_t* tv=(curses_tview_t*)base;
delwin(tv->wgoto); delwin(tv->whelp);
endwin();
base_tv_destroy(base);
free(tv);
}
/*
void (*my_mvprintw)(struct AbstractTview* ,int,int,const char*,...);
void (*my_)(struct AbstractTview*,int,int,int);
void (*my_attron)(struct AbstractTview*,int);
void (*my_attroff)(struct AbstractTview*,int);
void (*my_clear)(struct AbstractTview*);
int (*my_colorpair)(struct AbstractTview*,int);
*/
static void curses_mvprintw(struct AbstractTview* tv,int y ,int x,const char* fmt,...)
{
unsigned int size=tv->mcol+2;
char* str=malloc(size);
if(str==0) exit(EXIT_FAILURE);
va_list argptr;
va_start(argptr, fmt);
vsnprintf(str,size, fmt, argptr);
va_end(argptr);
mvprintw(y,x,str);
free(str);
}
static void curses_mvaddch(struct AbstractTview* tv,int y,int x,int ch)
{
mvaddch(y,x,ch);
}
static void curses_attron(struct AbstractTview* tv,int flag)
{
attron(flag);
}
static void curses_attroff(struct AbstractTview* tv,int flag)
{
attroff(flag);
}
static void curses_clear(struct AbstractTview* tv)
{
clear();
}
static int curses_colorpair(struct AbstractTview* tv,int flag)
{
return COLOR_PAIR(flag);
}
static int curses_drawaln(struct AbstractTview* tv, int tid, int pos)
{
return base_draw_aln(tv, tid, pos);
}
static void tv_win_goto(curses_tview_t *tv, int *tid, int *pos)
{
char str[256], *p;
int i, l = 0;
tview_t *base=(tview_t*)tv;
wborder(tv->wgoto, '|', '|', '-', '-', '+', '+', '+', '+');
mvwprintw(tv->wgoto, 1, 2, "Goto: ");
for (;;) {
int c = wgetch(tv->wgoto);
wrefresh(tv->wgoto);
if (c == KEY_BACKSPACE || c == '\010' || c == '\177') {
if(l > 0) --l;
} else if (c == KEY_ENTER || c == '\012' || c == '\015') {
int _tid = -1, _beg, _end;
if (str[0] == '=') {
_beg = strtol(str+1, &p, 10) - 1;
if (_beg > 0) {
*pos = _beg;
return;
}
} else {
bam_parse_region(base->header, str, &_tid, &_beg, &_end);
if (_tid >= 0) {
*tid = _tid; *pos = _beg;
return;
}
}
} else if (isgraph(c)) {
if (l < TV_MAX_GOTO) str[l++] = c;
} else if (c == '\027') l = 0;
else if (c == '\033') return;
str[l] = '\0';
for (i = 0; i < TV_MAX_GOTO; ++i) mvwaddch(tv->wgoto, 1, 8 + i, ' ');
mvwprintw(tv->wgoto, 1, 8, "%s", str);
}
}
static void tv_win_help(curses_tview_t *tv) {
int r = 1;
tview_t* base=(tview_t*)base;
WINDOW *win = tv->whelp;
wborder(win, '|', '|', '-', '-', '+', '+', '+', '+');
mvwprintw(win, r++, 2, " -=- Help -=- ");
r++;
mvwprintw(win, r++, 2, "? This window");
mvwprintw(win, r++, 2, "Arrows Small scroll movement");
mvwprintw(win, r++, 2, "h,j,k,l Small scroll movement");
mvwprintw(win, r++, 2, "H,J,K,L Large scroll movement");
mvwprintw(win, r++, 2, "ctrl-H Scroll 1k left");
mvwprintw(win, r++, 2, "ctrl-L Scroll 1k right");
mvwprintw(win, r++, 2, "space Scroll one screen");
mvwprintw(win, r++, 2, "backspace Scroll back one screen");
mvwprintw(win, r++, 2, "g Go to specific location");
mvwprintw(win, r++, 2, "m Color for mapping qual");
mvwprintw(win, r++, 2, "n Color for nucleotide");
mvwprintw(win, r++, 2, "b Color for base quality");
mvwprintw(win, r++, 2, "c Color for cs color");
mvwprintw(win, r++, 2, "z Color for cs qual");
mvwprintw(win, r++, 2, ". Toggle on/off dot view");
mvwprintw(win, r++, 2, "s Toggle on/off ref skip");
mvwprintw(win, r++, 2, "r Toggle on/off rd name");
mvwprintw(win, r++, 2, "N Turn on nt view");
mvwprintw(win, r++, 2, "C Turn on cs view");
mvwprintw(win, r++, 2, "i Toggle on/off ins");
mvwprintw(win, r++, 2, "q Exit");
r++;
mvwprintw(win, r++, 2, "Underline: Secondary or orphan");
mvwprintw(win, r++, 2, "Blue: 0-9 Green: 10-19");
mvwprintw(win, r++, 2, "Yellow: 20-29 White: >=30");
wrefresh(win);
wgetch(win);
}
static int curses_underline(tview_t* tv)
{
return A_UNDERLINE;
}
static int curses_loop(tview_t* tv)
{
int tid, pos;
curses_tview_t *CTV=(curses_tview_t *)tv;
tid = tv->curr_tid; pos = tv->left_pos;
while (1) {
int c = getch();
switch (c) {
case '?': tv_win_help(CTV); break;
case '\033':
case 'q': goto end_loop;
case '/':
case 'g': tv_win_goto(CTV, &tid, &pos); break;
case 'm': tv->color_for = TV_COLOR_MAPQ; break;
case 'b': tv->color_for = TV_COLOR_BASEQ; break;
case 'n': tv->color_for = TV_COLOR_NUCL; break;
case 'c': tv->color_for = TV_COLOR_COL; break;
case 'z': tv->color_for = TV_COLOR_COLQ; break;
case 's': tv->no_skip = !tv->no_skip; break;
case 'r': tv->show_name = !tv->show_name; break;
case KEY_LEFT:
case 'h': --pos; break;
case KEY_RIGHT:
case 'l': ++pos; break;
case KEY_SLEFT:
case 'H': pos -= 20; break;
case KEY_SRIGHT:
case 'L': pos += 20; break;
case '.': tv->is_dot = !tv->is_dot; break;
case 'N': tv->base_for = TV_BASE_NUCL; break;
case 'C': tv->base_for = TV_BASE_COLOR_SPACE; break;
case 'i': tv->ins = !tv->ins; break;
case '\010': pos -= 1000; break;
case '\014': pos += 1000; break;
case ' ': pos += tv->mcol; break;
case KEY_UP:
case 'j': --tv->row_shift; break;
case KEY_DOWN:
case 'k': ++tv->row_shift; break;
case KEY_BACKSPACE:
case '\177': pos -= tv->mcol; break;
case KEY_RESIZE: getmaxyx(stdscr, tv->mrow, tv->mcol); break;
default: continue;
}
if (pos < 0) pos = 0;
if (tv->row_shift < 0) tv->row_shift = 0;
tv->my_drawaln(tv, tid, pos);
}
end_loop:
return 0;
}
tview_t* curses_tv_init(const char *fn, const char *fn_fa, const char *samples)
{
curses_tview_t *tv = (curses_tview_t*)calloc(1, sizeof(curses_tview_t));
tview_t* base=(tview_t*)tv;
if(tv==0)
{
fprintf(stderr,"Calloc failed\n");
return 0;
}
base_tv_init(base,fn,fn_fa,samples);
/* initialize callbacks */
#define SET_CALLBACK(fun) base->my_##fun=curses_##fun;
SET_CALLBACK(destroy);
SET_CALLBACK(mvprintw);
SET_CALLBACK(mvaddch);
SET_CALLBACK(attron);
SET_CALLBACK(attroff);
SET_CALLBACK(clear);
SET_CALLBACK(colorpair);
SET_CALLBACK(drawaln);
SET_CALLBACK(loop);
SET_CALLBACK(underline);
#undef SET_CALLBACK
initscr();
keypad(stdscr, TRUE);
clear();
noecho();
cbreak();
getmaxyx(stdscr, base->mrow, base->mcol);
tv->wgoto = newwin(3, TV_MAX_GOTO + 10, 10, 5);
tv->whelp = newwin(29, 40, 5, 5);
start_color();
init_pair(1, COLOR_BLUE, COLOR_BLACK);
init_pair(2, COLOR_GREEN, COLOR_BLACK);
init_pair(3, COLOR_YELLOW, COLOR_BLACK);
init_pair(4, COLOR_WHITE, COLOR_BLACK);
init_pair(5, COLOR_GREEN, COLOR_BLACK);
init_pair(6, COLOR_CYAN, COLOR_BLACK);
init_pair(7, COLOR_YELLOW, COLOR_BLACK);
init_pair(8, COLOR_RED, COLOR_BLACK);
init_pair(9, COLOR_BLUE, COLOR_BLACK);
return base;
}
#else // #ifdef _HAVE_CURSES
#include <stdio.h>
#warning "No curses library is available; tview with curses is disabled."
extern tview_t* text_tv_init(const char *fn, const char *fn_fa, const char *samples);
tview_t* curses_tv_init(const char *fn, const char *fn_fa, const char *samples)
{
return text_tv_init(fn,fn_fa,samples);
}
#endif // #ifdef _HAVE_CURSES
