X-Git-Url: https://jasonwoof.com/gitweb/?p=st.git;a=blobdiff_plain;f=st.c;h=4a91073c6a269fee660f3bfb999ec9fd9a287186;hp=362de23bfaf6f0ed7ea097bb57747780bb331ef0;hb=bef599bb279e6c9b08853ceebefade066e362c48;hpb=aaee0e8b28a353c215b6d1c8fc06d20038d7b426 diff --git a/st.c b/st.c index 362de23..4a91073 100644 --- a/st.c +++ b/st.c @@ -27,6 +27,7 @@ #include #include #include +#include #include "arg.h" @@ -76,6 +77,7 @@ char *argv0; #define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || (a).bg != (b).bg) #define IS_SET(flag) ((term.mode & (flag)) != 0) #define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + (t1.tv_usec-t2.tv_usec)/1000) +#define CEIL(x) (((x) != (int) (x)) ? (x) + 1 : (x)) #define TRUECOLOR(r,g,b) (1 << 24 | (r) << 16 | (g) << 8 | (b)) #define IS_TRUECOL(x) (1 << 24 & (x)) @@ -95,6 +97,8 @@ enum glyph_attribute { ATTR_ITALIC = 16, ATTR_BLINK = 32, ATTR_WRAP = 64, + ATTR_WIDE = 128, + ATTR_WDUMMY = 256, }; enum cursor_movement { @@ -164,7 +168,7 @@ typedef unsigned short ushort; typedef struct { char c[UTF_SIZ]; /* character code */ - uchar mode; /* attribute flags */ + ushort mode; /* attribute flags */ ulong fg; /* foreground */ ulong bg; /* background */ } Glyph; @@ -361,7 +365,7 @@ static void tsetdirtattr(int); static void tsetmode(bool, bool, int *, int); static void tfulldirt(void); static void techo(char *, int); -static ulong tdefcolor(int *, int *, int); +static long tdefcolor(int *, int *, int); static inline bool match(uint, uint); static void ttynew(void); static void ttyread(void); @@ -419,7 +423,6 @@ static int isfullutf8(char *, int); static ssize_t xwrite(int, char *, size_t); static void *xmalloc(size_t); static void *xrealloc(void *, size_t); -static void *xcalloc(size_t, size_t); static void (*handler[LASTEvent])(XEvent *) = { [KeyPress] = kpress, @@ -508,16 +511,6 @@ xrealloc(void *p, size_t len) { return p; } -void * -xcalloc(size_t nmemb, size_t size) { - void *p = calloc(nmemb, size); - - if(!p) - die("Out of memory\n"); - - return p; -} - int utf8decode(char *s, long *u) { uchar c; @@ -729,8 +722,13 @@ selsnap(int mode, int *x, int *y, int direction) { } } + if(term.line[*y][*x+direction].mode & ATTR_WDUMMY) { + *x += direction; + continue; + } + if(strchr(worddelimiters, - term.line[*y][*x + direction].c[0])) { + term.line[*y][*x+direction].c[0])) { break; } @@ -942,7 +940,7 @@ selcopy(void) { /* nothing */; for(x = 0; gp <= last; x++, ++gp) { - if(!selected(x, y)) + if(!selected(x, y) || (gp->mode & ATTR_WDUMMY)) continue; size = utf8size(gp->c); @@ -1369,7 +1367,7 @@ treset(void) { void tnew(int col, int row) { - memset(&term, 0, sizeof(Term)); + term = (Term){ .c = { .attr = { .fg = defaultfg, .bg = defaultbg } } }; tresize(col, row); term.numlock = 1; @@ -1543,6 +1541,16 @@ tsetchar(char *c, Glyph *attr, int x, int y) { } } + if(term.line[y][x].mode & ATTR_WIDE) { + if(x+1 < term.col) { + term.line[y][x+1].c[0] = ' '; + term.line[y][x+1].mode &= ~ATTR_WDUMMY; + } + } else if(term.line[y][x].mode & ATTR_WDUMMY) { + term.line[y][x-1].c[0] = ' '; + term.line[y][x-1].mode &= ~ATTR_WIDE; + } + term.dirty[y] = 1; term.line[y][x] = *attr; memcpy(term.line[y][x].c, c, UTF_SIZ); @@ -1625,7 +1633,7 @@ tdeleteline(int n) { tscrollup(term.c.y, n); } -ulong +long tdefcolor(int *attr, int *npar, int l) { long idx = -1; uint r, g, b; @@ -1676,7 +1684,7 @@ tdefcolor(int *attr, int *npar, int l) { void tsetattr(int *attr, int l) { int i; - ulong idx; + long idx; for(i = 0; i < l; i++) { switch(attr[i]) { @@ -2232,6 +2240,15 @@ void tputc(char *c, int len) { uchar ascii = *c; bool control = ascii < '\x20' || ascii == 0177; + long u8char; + int width; + + if(len == 1) { + width = 1; + } else { + utf8decode(c, &u8char); + width = wcwidth(u8char); + } if(iofd != -1) { if(xwrite(iofd, c, len) < 0) { @@ -2303,6 +2320,8 @@ tputc(char *c, int len) { case '\a': /* BEL */ if(!(xw.state & WIN_FOCUSED)) xseturgency(1); + if (bellvolume) + XBell(xw.dpy, bellvolume); return; case '\033': /* ESC */ csireset(); @@ -2479,9 +2498,20 @@ tputc(char *c, int len) { (term.col - term.c.x - 1) * sizeof(Glyph)); } + if(term.c.x+width > term.col) + tnewline(1); + tsetchar(c, &term.c.attr, term.c.x, term.c.y); - if(term.c.x+1 < term.col) { - tmoveto(term.c.x+1, term.c.y); + + if(width == 2) { + term.line[term.c.y][term.c.x].mode |= ATTR_WIDE; + if(term.c.x+1 < term.col) { + term.line[term.c.y][term.c.x+1].c[0] = '\0'; + term.line[term.c.y][term.c.x+1].mode = ATTR_WDUMMY; + } + } + if(term.c.x+width < term.col) { + tmoveto(term.c.x+width, term.c.y); } else { term.c.state |= CURSOR_WRAPNEXT; } @@ -2535,8 +2565,8 @@ tresize(int col, int row) { /* allocate any new rows */ for(/* i == minrow */; i < row; i++) { term.dirty[i] = 1; - term.line[i] = xcalloc(col, sizeof(Glyph)); - term.alt [i] = xcalloc(col, sizeof(Glyph)); + term.line[i] = xmalloc(col * sizeof(Glyph)); + term.alt[i] = xmalloc(col * sizeof(Glyph)); } if(col > term.col) { bp = term.tabs + term.col; @@ -2777,8 +2807,8 @@ xloadfonts(char *fontstr, int fontsize) { die("st: can't open font %s\n", fontstr); /* Setting character width and height. */ - xw.cw = dc.font.width; - xw.ch = dc.font.height; + xw.cw = CEIL(dc.font.width * cwscale); + xw.ch = CEIL(dc.font.height * chscale); FcPatternDel(pattern, FC_SLANT); FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); @@ -2960,6 +2990,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { Colour *fg, *bg, *temp, revfg, revbg, truefg, truebg; XRenderColor colfg, colbg; Rectangle r; + int oneatatime; frcflags = FRC_NORMAL; @@ -3087,6 +3118,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { u8fs = s; u8fblen = 0; u8fl = 0; + oneatatime = font->width != xw.cw; for(;;) { u8c = s; u8cblen = utf8decode(s, &u8char); @@ -3094,8 +3126,8 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { bytelen -= u8cblen; doesexist = XftCharExists(xw.dpy, font->match, u8char); - if(!doesexist || bytelen <= 0) { - if(bytelen <= 0) { + if(oneatatime || !doesexist || bytelen <= 0) { + if(oneatatime || bytelen <= 0) { if(doesexist) { u8fl++; u8fblen += u8cblen; @@ -3108,7 +3140,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { winy + font->ascent, (FcChar8 *)u8fs, u8fblen); - xp += font->width * u8fl; + xp += xw.cw * u8fl; } break; @@ -3117,8 +3149,11 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { u8fl++; u8fblen += u8cblen; } - if(doesexist) + if(doesexist) { + if (oneatatime) + continue; break; + } /* Search the font cache. */ for(i = 0; i < frclen; i++) { @@ -3178,7 +3213,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { xp, winy + frc[i].font->ascent, (FcChar8 *)u8c, u8cblen); - xp += font->width; + xp += xw.cw * wcwidth(u8char); } /* @@ -3198,18 +3233,27 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { void xdrawcursor(void) { static int oldx = 0, oldy = 0; - int sl; + int sl, width, curx; Glyph g = {{' '}, ATTR_NULL, defaultbg, defaultcs}; LIMIT(oldx, 0, term.col-1); LIMIT(oldy, 0, term.row-1); + curx = term.c.x; + + /* adjust position if in dummy */ + if(term.line[oldy][oldx].mode & ATTR_WDUMMY) + oldx--; + if(term.line[term.c.y][curx].mode & ATTR_WDUMMY) + curx--; + memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ); /* remove the old cursor */ sl = utf8size(term.line[oldy][oldx].c); + width = (term.line[oldy][oldx].mode & ATTR_WIDE)? 2 : 1; xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, - oldy, 1, sl); + oldy, width, sl); /* draw the new one */ if(!(IS_SET(MODE_HIDE))) { @@ -3221,26 +3265,28 @@ xdrawcursor(void) { } sl = utf8size(g.c); - xdraws(g.c, g, term.c.x, term.c.y, 1, sl); + width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\ + ? 2 : 1; + xdraws(g.c, g, term.c.x, term.c.y, width, sl); } else { XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + term.c.x * xw.cw, + borderpx + curx * xw.cw, borderpx + term.c.y * xw.ch, xw.cw - 1, 1); XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + term.c.x * xw.cw, + borderpx + curx * xw.cw, borderpx + term.c.y * xw.ch, 1, xw.ch - 1); XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + (term.c.x + 1) * xw.cw - 1, + borderpx + (curx + 1) * xw.cw - 1, borderpx + term.c.y * xw.ch, 1, xw.ch - 1); XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + term.c.x * xw.cw, + borderpx + curx * xw.cw, borderpx + (term.c.y + 1) * xw.ch - 1, xw.cw, 1); } - oldx = term.c.x, oldy = term.c.y; + oldx = curx, oldy = term.c.y; } } @@ -3252,6 +3298,7 @@ xsettitle(char *p) { Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, &prop); XSetWMName(xw.dpy, xw.win, &prop); + XFree(prop.value); } void @@ -3288,6 +3335,7 @@ drawregion(int x1, int y1, int x2, int y2) { Glyph base, new; char buf[DRAW_BUF_SIZ]; bool ena_sel = sel.ob.x != -1; + long u8char; if(sel.alt ^ IS_SET(MODE_ALTSCREEN)) ena_sel = 0; @@ -3305,6 +3353,8 @@ drawregion(int x1, int y1, int x2, int y2) { ic = ib = ox = 0; for(x = x1; x < x2; x++) { new = term.line[y][x]; + if(new.mode == ATTR_WDUMMY) + continue; if(ena_sel && selected(x, y)) new.mode ^= ATTR_REVERSE; if(ib > 0 && (ATTRCMP(base, new) @@ -3317,10 +3367,10 @@ drawregion(int x1, int y1, int x2, int y2) { base = new; } - sl = utf8size(new.c); + sl = utf8decode(new.c, &u8char); memcpy(buf+ib, new.c, sl); ib += sl; - ++ic; + ic += (new.mode & ATTR_WIDE)? 2 : 1; } if(ib > 0) xdraws(buf, base, ox, y, ic, ib); @@ -3600,8 +3650,8 @@ run(void) { ttyread(); if(blinktimeout) { blinkset = tattrset(ATTR_BLINK); - if(!blinkset && term.mode & ATTR_BLINK) - term.mode &= ~(MODE_BLINK); + if(!blinkset) + MODBIT(term.mode, 0, MODE_BLINK); } } @@ -3707,7 +3757,7 @@ main(int argc, char *argv[]) { xw.fh = (int)hr; if(bitm & XNegative && xw.fx == 0) xw.fx = -1; - if(bitm & XNegative && xw.fy == 0) + if(bitm & YNegative && xw.fy == 0) xw.fy = -1; if(xw.fh != 0 && xw.fw != 0)