/* See LICENSE for license details. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include char *argv0; #include "arg.h" #include "st.h" #include "win.h" #if LIGATURES_PATCH #include "hb.h" #endif // LIGATURES_PATCH #if THEMED_CURSOR_PATCH #include #endif // THEMED_CURSOR_PATCH #if SIXEL_PATCH #include #include "sixel.h" #endif // SIXEL_PATCH #if UNDERCURL_PATCH /* Undercurl slope types */ enum undercurl_slope_type { UNDERCURL_SLOPE_ASCENDING = 0, UNDERCURL_SLOPE_TOP_CAP = 1, UNDERCURL_SLOPE_DESCENDING = 2, UNDERCURL_SLOPE_BOTTOM_CAP = 3 }; #endif // UNDERCURL_PATCH /* X modifiers */ #define XK_ANY_MOD UINT_MAX #define XK_NO_MOD 0 #define XK_SWITCH_MOD (1<<13|1<<14) /* function definitions used in config.h */ static void clipcopy(const Arg *); static void clippaste(const Arg *); static void numlock(const Arg *); static void selpaste(const Arg *); static void ttysend(const Arg *); static void zoom(const Arg *); static void zoomabs(const Arg *); static void zoomreset(const Arg *); #include "patch/st_include.h" #include "patch/x_include.h" /* config.h for applying patches and the configuration. */ #include "config.h" #if CSI_22_23_PATCH /* size of title stack */ #define TITLESTACKSIZE 8 #endif // CSI_22_23_PATCH /* XEMBED messages */ #define XEMBED_FOCUS_IN 4 #define XEMBED_FOCUS_OUT 5 /* macros */ #define IS_SET(flag) ((win.mode & (flag)) != 0) #define TRUERED(x) (((x) & 0xff0000) >> 8) #define TRUEGREEN(x) (((x) & 0xff00)) #define TRUEBLUE(x) (((x) & 0xff) << 8) static inline ushort sixd_to_16bit(int); static int xmakeglyphfontspecs(XftGlyphFontSpec *, const Glyph *, int, int, int); #if LIGATURES_PATCH && WIDE_GLYPHS_PATCH static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int, int, int); #elif LIGATURES_PATCH || WIDE_GLYPHS_PATCH static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int, int); #else static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int); #endif // WIDE_GLYPHS_PATCH | LIGATURES_PATCH #if LIGATURES_PATCH static inline void xresetfontsettings(uint32_t mode, Font **font, int *frcflags); #endif // LIGATURES_PATCH static void xdrawglyph(Glyph, int, int); static void xclear(int, int, int, int); static int xgeommasktogravity(int); static int ximopen(Display *); static void ximinstantiate(Display *, XPointer, XPointer); static void ximdestroy(XIM, XPointer, XPointer); static int xicdestroy(XIC, XPointer, XPointer); static void xinit(int, int); static void cresize(int, int); static void xresize(int, int); static void xhints(void); static int xloadcolor(int, const char *, Color *); static int xloadfont(Font *, FcPattern *); static void xloadfonts(const char *, double); static void xunloadfont(Font *); static void xunloadfonts(void); static void xsetenv(void); static void xseturgency(int); static int evcol(XEvent *); static int evrow(XEvent *); static void expose(XEvent *); static void visibility(XEvent *); static void unmap(XEvent *); static void kpress(XEvent *); static void cmessage(XEvent *); static void resize(XEvent *); static void focus(XEvent *); static uint buttonmask(uint); static void brelease(XEvent *); static void bpress(XEvent *); static void bmotion(XEvent *); static void propnotify(XEvent *); static void selnotify(XEvent *); static void selclear_(XEvent *); static void selrequest(XEvent *); static void setsel(char *, Time); #if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH static void sigusr1_reload(int sig); #endif // XRESOURCES_RELOAD_PATCH | BACKGROUND_IMAGE_RELOAD_PATCH static int mouseaction(XEvent *, uint); static void mousesel(XEvent *, int); static void mousereport(XEvent *); static char *kmap(KeySym, uint); static int match(uint, uint); static void run(void); static void usage(void); static void (*handler[LASTEvent])(XEvent *) = { [KeyPress] = kpress, [ClientMessage] = cmessage, [ConfigureNotify] = resize, [VisibilityNotify] = visibility, [UnmapNotify] = unmap, [Expose] = expose, [FocusIn] = focus, [FocusOut] = focus, [MotionNotify] = bmotion, [ButtonPress] = bpress, [ButtonRelease] = brelease, /* * Uncomment if you want the selection to disappear when you select something * different in another window. */ /* [SelectionClear] = selclear_, */ [SelectionNotify] = selnotify, /* * PropertyNotify is only turned on when there is some INCR transfer happening * for the selection retrieval. */ [PropertyNotify] = propnotify, [SelectionRequest] = selrequest, #if ST_EMBEDDER_PATCH [CreateNotify] = createnotify, [DestroyNotify] = destroynotify, #endif // ST_EMBEDDER_PATCH }; /* Globals */ Term term; DC dc; XWindow xw; XSelection xsel; TermWindow win; #if CSI_22_23_PATCH static int tstki; /* title stack index */ static char *titlestack[TITLESTACKSIZE]; /* title stack */ #endif // CSI_22_23_PATCH /* Font Ring Cache */ enum { FRC_NORMAL, FRC_ITALIC, FRC_BOLD, FRC_ITALICBOLD }; typedef struct { XftFont *font; int flags; Rune unicodep; } Fontcache; /* Fontcache is an array now. A new font will be appended to the array. */ static Fontcache *frc = NULL; static int frclen = 0; static int frccap = 0; static char *usedfont = NULL; static double usedfontsize = 0; static double defaultfontsize = 0; #if ALPHA_PATCH static char *opt_alpha = NULL; #endif // ALPHA_PATCH static char *opt_class = NULL; static char **opt_cmd = NULL; static char *opt_embed = NULL; static char *opt_font = NULL; static char *opt_io = NULL; static char *opt_line = NULL; static char *opt_name = NULL; static char *opt_title = NULL; #if WORKINGDIR_PATCH static char *opt_dir = NULL; #endif // WORKINGDIR_PATCH #if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH static int focused = 0; #endif // ALPHA_FOCUS_HIGHLIGHT_PATCH static uint buttons; /* bit field of pressed buttons */ #if BLINKING_CURSOR_PATCH static int cursorblinks = 0; #endif // BLINKING_CURSOR_PATCH #if VISUALBELL_1_PATCH static int bellon = 0; /* visual bell status */ #endif // VISUALBELL_1_PATCH #if RELATIVEBORDER_PATCH int borderpx; #endif // RELATIVEBORDER_PATCH #if SWAPMOUSE_PATCH static Cursor cursor; static XColor xmousefg, xmousebg; #endif // SWAPMOUSE_PATCH #include "patch/x_include.c" void clipcopy(const Arg *dummy) { Atom clipboard; free(xsel.clipboard); xsel.clipboard = NULL; if (xsel.primary != NULL) { xsel.clipboard = xstrdup(xsel.primary); clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime); } } void clippaste(const Arg *dummy) { Atom clipboard; clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); XConvertSelection(xw.dpy, clipboard, xsel.xtarget, clipboard, xw.win, CurrentTime); } void numlock(const Arg *dummy) { win.mode ^= MODE_NUMLOCK; } void selpaste(const Arg *dummy) { XConvertSelection(xw.dpy, XA_PRIMARY, xsel.xtarget, XA_PRIMARY, xw.win, CurrentTime); } void ttysend(const Arg *arg) { ttywrite(arg->s, strlen(arg->s), 1); } void zoom(const Arg *arg) { Arg larg; larg.f = usedfontsize + arg->f; #if SIXEL_PATCH if (larg.f >= 1.0) zoomabs(&larg); #else zoomabs(&larg); #endif // SIXEL_PATCH } void zoomabs(const Arg *arg) { #if SIXEL_PATCH ImageList *im; #endif // SIXEL_PATCH xunloadfonts(); xloadfonts(usedfont, arg->f); #if FONT2_PATCH xloadsparefonts(); #endif // FONT2_PATCH #if SIXEL_PATCH /* deleting old pixmaps forces the new scaled pixmaps to be created */ for (im = term.images; im; im = im->next) { if (im->pixmap) XFreePixmap(xw.dpy, (Drawable)im->pixmap); im->pixmap = NULL; } #endif // SIXEL_PATCH cresize(0, 0); redraw(); xhints(); } void zoomreset(const Arg *arg) { Arg larg; if (defaultfontsize > 0) { larg.f = defaultfontsize; zoomabs(&larg); } } int evcol(XEvent *e) { #if ANYSIZE_PATCH int x = e->xbutton.x - win.hborderpx; #else int x = e->xbutton.x - borderpx; #endif // ANYSIZE_PATCH LIMIT(x, 0, win.tw - 1); return x / win.cw; } int evrow(XEvent *e) { #if ANYSIZE_PATCH int y = e->xbutton.y - win.vborderpx; #else int y = e->xbutton.y - borderpx; #endif // ANYSIZE_PATCH LIMIT(y, 0, win.th - 1); return y / win.ch; } uint buttonmask(uint button) { return button == Button1 ? Button1Mask : button == Button2 ? Button2Mask : button == Button3 ? Button3Mask : button == Button4 ? Button4Mask : button == Button5 ? Button5Mask : 0; } int mouseaction(XEvent *e, uint release) { MouseShortcut *ms; int screen = tisaltscr() ? S_ALT : S_PRI; /* ignore Buttonmask for Button - it's set on release */ uint state = e->xbutton.state & ~buttonmask(e->xbutton.button); for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { if (ms->release == release && ms->button == e->xbutton.button && (!ms->screen || (ms->screen == screen)) && (match(ms->mod, state) || /* exact or forced */ match(ms->mod, state & ~forcemousemod))) { ms->func(&(ms->arg)); return 1; } } return 0; } void mousesel(XEvent *e, int done) { int type, seltype = SEL_REGULAR; uint state = e->xbutton.state & ~(Button1Mask | forcemousemod); for (type = 1; type < LEN(selmasks); ++type) { if (match(selmasks[type], state)) { seltype = type; break; } } selextend(evcol(e), evrow(e), seltype, done); if (done) setsel(getsel(), e->xbutton.time); } void mousereport(XEvent *e) { int len, btn, code; int x = evcol(e), y = evrow(e); int state = e->xbutton.state; char buf[40]; static int ox, oy; if (e->type == MotionNotify) { if (x == ox && y == oy) return; if (!IS_SET(MODE_MOUSEMOTION) && !IS_SET(MODE_MOUSEMANY)) return; /* MODE_MOUSEMOTION: no reporting if no button is pressed */ if (IS_SET(MODE_MOUSEMOTION) && buttons == 0) return; /* Set btn to lowest-numbered pressed button, or 12 if no * buttons are pressed. */ for (btn = 1; btn <= 11 && !(buttons & (1<<(btn-1))); btn++) ; code = 32; } else { btn = e->xbutton.button; /* Only buttons 1 through 11 can be encoded */ if (btn < 1 || btn > 11) return; if (e->type == ButtonRelease) { /* MODE_MOUSEX10: no button release reporting */ if (IS_SET(MODE_MOUSEX10)) return; /* Don't send release events for the scroll wheel */ if (btn == 4 || btn == 5) return; } code = 0; } ox = x; oy = y; /* Encode btn into code. If no button is pressed for a motion event in * MODE_MOUSEMANY, then encode it as a release. */ if ((!IS_SET(MODE_MOUSESGR) && e->type == ButtonRelease) || btn == 12) code += 3; else if (btn >= 8) code += 128 + btn - 8; else if (btn >= 4) code += 64 + btn - 4; else code += btn - 1; if (!IS_SET(MODE_MOUSEX10)) { code += ((state & ShiftMask ) ? 4 : 0) + ((state & Mod1Mask ) ? 8 : 0) /* meta key: alt */ + ((state & ControlMask) ? 16 : 0); } if (IS_SET(MODE_MOUSESGR)) { len = snprintf(buf, sizeof(buf), "\033[<%d;%d;%d%c", code, x+1, y+1, e->type == ButtonRelease ? 'm' : 'M'); } else if (x < 223 && y < 223) { len = snprintf(buf, sizeof(buf), "\033[M%c%c%c", 32+code, 32+x+1, 32+y+1); } else { return; } ttywrite(buf, len, 0); } void bpress(XEvent *e) { int btn = e->xbutton.button; struct timespec now; int snap; if (1 <= btn && btn <= 11) buttons |= 1 << (btn-1); if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { mousereport(e); return; } if (mouseaction(e, 0)) return; if (btn == Button1) { /* * If the user clicks below predefined timeouts specific * snapping behaviour is exposed. */ clock_gettime(CLOCK_MONOTONIC, &now); if (TIMEDIFF(now, xsel.tclick2) <= tripleclicktimeout) { snap = SNAP_LINE; } else if (TIMEDIFF(now, xsel.tclick1) <= doubleclicktimeout) { snap = SNAP_WORD; } else { snap = 0; } xsel.tclick2 = xsel.tclick1; xsel.tclick1 = now; selstart(evcol(e), evrow(e), snap); #if OPENURLONCLICK_PATCH clearurl(); url_click = 1; #endif // OPENURLONCLICK_PATCH } } void propnotify(XEvent *e) { XPropertyEvent *xpev; Atom clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); xpev = &e->xproperty; if (xpev->state == PropertyNewValue && (xpev->atom == XA_PRIMARY || xpev->atom == clipboard)) { selnotify(e); } #if BACKGROUND_IMAGE_PATCH if (pseudotransparency && !strncmp(XGetAtomName(xw.dpy, e->xproperty.atom), "_NET_WM_STATE", 13)) { updatexy(); redraw(); } #endif // BACKGROUND_IMAGE_PATCH } void selnotify(XEvent *e) { ulong nitems, ofs, rem; int format; uchar *data, *last, *repl; Atom type, incratom, property = None; incratom = XInternAtom(xw.dpy, "INCR", 0); ofs = 0; if (e->type == SelectionNotify) property = e->xselection.property; else if (e->type == PropertyNotify) property = e->xproperty.atom; if (property == None) return; do { if (XGetWindowProperty(xw.dpy, xw.win, property, ofs, BUFSIZ/4, False, AnyPropertyType, &type, &format, &nitems, &rem, &data)) { fprintf(stderr, "Clipboard allocation failed\n"); return; } #if BACKGROUND_IMAGE_PATCH if (e->type == PropertyNotify && nitems == 0 && rem == 0 && !pseudotransparency) #else if (e->type == PropertyNotify && nitems == 0 && rem == 0) #endif // BACKGROUND_IMAGE_PATCH { /* * If there is some PropertyNotify with no data, then * this is the signal of the selection owner that all * data has been transferred. We won't need to receive * PropertyNotify events anymore. */ MODBIT(xw.attrs.event_mask, 0, PropertyChangeMask); XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, &xw.attrs); } if (type == incratom) { /* * Activate the PropertyNotify events so we receive * when the selection owner does send us the next * chunk of data. */ #if BACKGROUND_IMAGE_PATCH if (!pseudotransparency) { #endif // BACKGROUND_IMAGE_PATCH MODBIT(xw.attrs.event_mask, 1, PropertyChangeMask); XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, &xw.attrs); #if BACKGROUND_IMAGE_PATCH } #endif // BACKGROUND_IMAGE_PATCH /* * Deleting the property is the transfer start signal. */ XDeleteProperty(xw.dpy, xw.win, (int)property); continue; } /* * As seen in getsel: * Line endings are inconsistent in the terminal and GUI world * copy and pasting. When receiving some selection data, * replace all '\n' with '\r'. * FIXME: Fix the computer world. */ repl = data; last = data + nitems * format / 8; while ((repl = memchr(repl, '\n', last - repl))) { *repl++ = '\r'; } if (IS_SET(MODE_BRCKTPASTE) && ofs == 0) ttywrite("\033[200~", 6, 0); ttywrite((char *)data, nitems * format / 8, 1); if (IS_SET(MODE_BRCKTPASTE) && rem == 0) ttywrite("\033[201~", 6, 0); XFree(data); /* number of 32-bit chunks returned */ ofs += nitems * format / 32; } while (rem > 0); /* * Deleting the property again tells the selection owner to send the * next data chunk in the property. */ XDeleteProperty(xw.dpy, xw.win, (int)property); } void xclipcopy(void) { clipcopy(NULL); } void selclear_(XEvent *e) { selclear(); } void selrequest(XEvent *e) { XSelectionRequestEvent *xsre; XSelectionEvent xev; Atom xa_targets, string, clipboard; char *seltext; xsre = (XSelectionRequestEvent *) e; xev.type = SelectionNotify; xev.requestor = xsre->requestor; xev.selection = xsre->selection; xev.target = xsre->target; xev.time = xsre->time; if (xsre->property == None) xsre->property = xsre->target; /* reject */ xev.property = None; xa_targets = XInternAtom(xw.dpy, "TARGETS", 0); if (xsre->target == xa_targets) { /* respond with the supported type */ string = xsel.xtarget; XChangeProperty(xsre->display, xsre->requestor, xsre->property, XA_ATOM, 32, PropModeReplace, (uchar *) &string, 1); xev.property = xsre->property; } else if (xsre->target == xsel.xtarget || xsre->target == XA_STRING) { /* * xith XA_STRING non ascii characters may be incorrect in the * requestor. It is not our problem, use utf8. */ clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); if (xsre->selection == XA_PRIMARY) { seltext = xsel.primary; } else if (xsre->selection == clipboard) { seltext = xsel.clipboard; } else { fprintf(stderr, "Unhandled clipboard selection 0x%lx\n", xsre->selection); return; } if (seltext != NULL) { XChangeProperty(xsre->display, xsre->requestor, xsre->property, xsre->target, 8, PropModeReplace, (uchar *)seltext, strlen(seltext)); xev.property = xsre->property; } } /* all done, send a notification to the listener */ if (!XSendEvent(xsre->display, xsre->requestor, 1, 0, (XEvent *) &xev)) fprintf(stderr, "Error sending SelectionNotify event\n"); } void setsel(char *str, Time t) { if (!str) return; free(xsel.primary); xsel.primary = str; XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, t); if (XGetSelectionOwner(xw.dpy, XA_PRIMARY) != xw.win) selclear(); #if CLIPBOARD_PATCH clipcopy(NULL); #endif // CLIPBOARD_PATCH } #if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH void sigusr1_reload(int sig) { #if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH reload_config(sig); #endif // XRESOURCES_RELOAD_PATCH #if BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH reload_image(); #endif // BACKGROUND_IMAGE_RELOAD_PATCH signal(SIGUSR1, sigusr1_reload); } #endif // XRESOURCES_RELOAD_PATCH | BACKGROUND_IMAGE_RELOAD_PATCH void xsetsel(char *str) { setsel(str, CurrentTime); } void brelease(XEvent *e) { int btn = e->xbutton.button; if (1 <= btn && btn <= 11) buttons &= ~(1 << (btn-1)); if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { mousereport(e); return; } if (mouseaction(e, 1)) return; if (btn == Button1) { mousesel(e, 1); #if OPENURLONCLICK_PATCH if (url_click && e->xkey.state & url_opener_modkey) openUrlOnClick(evcol(e), evrow(e), url_opener); #endif // OPENURLONCLICK_PATCH } #if RIGHTCLICKTOPLUMB_PATCH else if (btn == Button3) plumb(xsel.primary); #endif // RIGHTCLICKTOPLUMB_PATCH } void bmotion(XEvent *e) { #if HIDECURSOR_PATCH if (!xw.pointerisvisible) { #if SWAPMOUSE_PATCH if (win.mode & MODE_MOUSE) XUndefineCursor(xw.dpy, xw.win); else XDefineCursor(xw.dpy, xw.win, xw.vpointer); #else XDefineCursor(xw.dpy, xw.win, xw.vpointer); #endif // SWAPMOUSE_PATCH xw.pointerisvisible = 1; if (!IS_SET(MODE_MOUSEMANY)) xsetpointermotion(0); } #endif // HIDECURSOR_PATCH #if OPENURLONCLICK_PATCH if (!IS_SET(MODE_MOUSE)) { if (!(e->xbutton.state & Button1Mask) && detecturl(evcol(e), evrow(e), 1)) XDefineCursor(xw.dpy, xw.win, xw.upointer); else XDefineCursor(xw.dpy, xw.win, xw.vpointer); } url_click = 0; #endif // OPENURLONCLICK_PATCH if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) { mousereport(e); return; } mousesel(e, 0); } void cresize(int width, int height) { int col, row; if (width != 0) win.w = width; if (height != 0) win.h = height; col = (win.w - 2 * borderpx) / win.cw; row = (win.h - 2 * borderpx) / win.ch; col = MAX(2, col); row = MAX(1, row); #if ANYSIZE_PATCH win.hborderpx = (win.w - col * win.cw) / 2; win.vborderpx = (win.h - row * win.ch) / 2; #endif // ANYSIZE_PATCH tresize(col, row); xresize(col, row); ttyresize(win.tw, win.th); } void xresize(int col, int row) { win.tw = col * win.cw; win.th = row * win.ch; #if !SINGLE_DRAWABLE_BUFFER_PATCH XFreePixmap(xw.dpy, xw.buf); xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, #if ALPHA_PATCH xw.depth #else DefaultDepth(xw.dpy, xw.scr) #endif // ALPHA_PATCH ); XftDrawChange(xw.draw, xw.buf); #endif // SINGLE_DRAWABLE_BUFFER_PATCH xclear(0, 0, win.w, win.h); /* resize to new width */ #if LIGATURES_PATCH xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec) * 4); xw.specseq = xrealloc(xw.specseq, col * sizeof(GlyphFontSeq)); #else xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec)); #endif // LIGATURES_PATCH } ushort sixd_to_16bit(int x) { return x == 0 ? 0 : 0x3737 + 0x2828 * x; } int xloadcolor(int i, const char *name, Color *ncolor) { XRenderColor color = { .alpha = 0xffff }; if (!name) { if (BETWEEN(i, 16, 255)) { /* 256 color */ if (i < 6*6*6+16) { /* same colors as xterm */ color.red = sixd_to_16bit( ((i-16)/36)%6 ); color.green = sixd_to_16bit( ((i-16)/6) %6 ); color.blue = sixd_to_16bit( ((i-16)/1) %6 ); } else { /* greyscale */ color.red = 0x0808 + 0x0a0a * (i - (6*6*6+16)); color.green = color.blue = color.red; } return XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color, ncolor); } else name = colorname[i]; } return XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, ncolor); } #if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH void xloadalpha(void) { float const usedAlpha = focused ? alpha : alphaUnfocused; if (opt_alpha) alpha = strtof(opt_alpha, NULL); dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * usedAlpha); dc.col[defaultbg].pixel &= 0x00FFFFFF; dc.col[defaultbg].pixel |= (unsigned char)(0xff * usedAlpha) << 24; } #endif // ALPHA_FOCUS_HIGHLIGHT_PATCH #if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH void xloadcols(void) { static int loaded; Color *cp; if (!loaded) { dc.collen = 1 + (defaultbg = MAX(LEN(colorname), 256)); dc.col = xmalloc((dc.collen) * sizeof(Color)); } for (int i = 0; i+1 < dc.collen; ++i) if (!xloadcolor(i, NULL, &dc.col[i])) { if (colorname[i]) die("could not allocate color '%s'\n", colorname[i]); else die("could not allocate color %d\n", i); } if (dc.collen) // cannot die, as the color is already loaded. xloadcolor(focused ? bg : bgUnfocused, NULL, &dc.col[defaultbg]); xloadalpha(); loaded = 1; } #else void xloadcols(void) { int i; static int loaded; Color *cp; if (loaded) { for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp) XftColorFree(xw.dpy, xw.vis, xw.cmap, cp); } else { dc.collen = MAX(LEN(colorname), 256); dc.col = xmalloc(dc.collen * sizeof(Color)); } for (i = 0; i < dc.collen; i++) if (!xloadcolor(i, NULL, &dc.col[i])) { if (colorname[i]) die("could not allocate color '%s'\n", colorname[i]); else die("could not allocate color %d\n", i); } #if ALPHA_PATCH /* set alpha value of bg color */ if (opt_alpha) alpha = strtof(opt_alpha, NULL); dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha); dc.col[defaultbg].pixel &= 0x00FFFFFF; dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24; #endif // ALPHA_PATCH loaded = 1; } #endif // ALPHA_FOCUS_HIGHLIGHT_PATCH int xgetcolor(int x, unsigned char *r, unsigned char *g, unsigned char *b) { if (!BETWEEN(x, 0, dc.collen - 1)) return 1; *r = dc.col[x].color.red >> 8; *g = dc.col[x].color.green >> 8; *b = dc.col[x].color.blue >> 8; return 0; } int xsetcolorname(int x, const char *name) { Color ncolor; if (!BETWEEN(x, 0, dc.collen - 1)) return 1; if (!xloadcolor(x, name, &ncolor)) return 1; XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.col[x]); dc.col[x] = ncolor; #if ALPHA_PATCH /* set alpha value of bg color */ if (x == defaultbg) { if (opt_alpha) alpha = strtof(opt_alpha, NULL); dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha); dc.col[defaultbg].pixel &= 0x00FFFFFF; dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24; } #endif // ALPHA_PATCH return 0; } /* * Absolute coordinates. */ void xclear(int x1, int y1, int x2, int y2) { #if BACKGROUND_IMAGE_PATCH if (pseudotransparency) XSetTSOrigin(xw.dpy, xw.bggc, -win.x, -win.y); XFillRectangle(xw.dpy, xw.buf, xw.bggc, x1, y1, x2-x1, y2-y1); #elif INVERT_PATCH Color c; c = dc.col[IS_SET(MODE_REVERSE)? defaultfg : defaultbg]; if (invertcolors) { c = invertedcolor(&c); } XftDrawRect(xw.draw, &c, x1, y1, x2-x1, y2-y1); #else XftDrawRect(xw.draw, &dc.col[IS_SET(MODE_REVERSE)? defaultfg : defaultbg], x1, y1, x2-x1, y2-y1); #endif // INVERT_PATCH } void xclearwin(void) { xclear(0, 0, win.w, win.h); } void xhints(void) { #if XRESOURCES_PATCH XClassHint class = {opt_name ? opt_name : "st", opt_class ? opt_class : "St"}; #else XClassHint class = {opt_name ? opt_name : termname, opt_class ? opt_class : termname}; #endif // XRESOURCES_PATCH XWMHints wm = {.flags = InputHint, .input = 1}; XSizeHints *sizeh; sizeh = XAllocSizeHints(); sizeh->flags = PSize | PResizeInc | PBaseSize | PMinSize; sizeh->height = win.h; sizeh->width = win.w; #if ANYSIZE_PATCH || ANYSIZE_SIMPLE_PATCH sizeh->height_inc = 1; sizeh->width_inc = 1; #else sizeh->height_inc = win.ch; sizeh->width_inc = win.cw; #endif // ANYSIZE_PATCH sizeh->base_height = 2 * borderpx; sizeh->base_width = 2 * borderpx; sizeh->min_height = win.ch + 2 * borderpx; sizeh->min_width = win.cw + 2 * borderpx; if (xw.isfixed) { sizeh->flags |= PMaxSize; sizeh->min_width = sizeh->max_width = win.w; sizeh->min_height = sizeh->max_height = win.h; } if (xw.gm & (XValue|YValue)) { sizeh->flags |= USPosition | PWinGravity; sizeh->x = xw.l; sizeh->y = xw.t; sizeh->win_gravity = xgeommasktogravity(xw.gm); } XSetWMProperties(xw.dpy, xw.win, NULL, NULL, NULL, 0, sizeh, &wm, &class); XFree(sizeh); } int xgeommasktogravity(int mask) { switch (mask & (XNegative|YNegative)) { case 0: return NorthWestGravity; case XNegative: return NorthEastGravity; case YNegative: return SouthWestGravity; } return SouthEastGravity; } int ximopen(Display *dpy) { XIMCallback imdestroy = { .client_data = NULL, .callback = ximdestroy }; XICCallback icdestroy = { .client_data = NULL, .callback = xicdestroy }; xw.ime.xim = XOpenIM(xw.dpy, NULL, NULL, NULL); if (xw.ime.xim == NULL) return 0; if (XSetIMValues(xw.ime.xim, XNDestroyCallback, &imdestroy, NULL)) fprintf(stderr, "XSetIMValues: " "Could not set XNDestroyCallback.\n"); xw.ime.spotlist = XVaCreateNestedList(0, XNSpotLocation, &xw.ime.spot, NULL); if (xw.ime.xic == NULL) { xw.ime.xic = XCreateIC(xw.ime.xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, XNClientWindow, xw.win, XNDestroyCallback, &icdestroy, NULL); } if (xw.ime.xic == NULL) fprintf(stderr, "XCreateIC: Could not create input context.\n"); return 1; } void ximinstantiate(Display *dpy, XPointer client, XPointer call) { if (ximopen(dpy)) XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, ximinstantiate, NULL); } void ximdestroy(XIM xim, XPointer client, XPointer call) { xw.ime.xim = NULL; XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, ximinstantiate, NULL); XFree(xw.ime.spotlist); } int xicdestroy(XIC xim, XPointer client, XPointer call) { xw.ime.xic = NULL; return 1; } int xloadfont(Font *f, FcPattern *pattern) { FcPattern *configured; FcPattern *match; FcResult result; XGlyphInfo extents; int wantattr, haveattr; /* * Manually configure instead of calling XftMatchFont * so that we can use the configured pattern for * "missing glyph" lookups. */ configured = FcPatternDuplicate(pattern); if (!configured) return 1; FcConfigSubstitute(NULL, configured, FcMatchPattern); XftDefaultSubstitute(xw.dpy, xw.scr, configured); #if USE_XFTFONTMATCH_PATCH match = XftFontMatch(xw.dpy, xw.scr, pattern, &result); #else match = FcFontMatch(NULL, configured, &result); #endif // USE_XFTFONTMATCH_PATCH if (!match) { FcPatternDestroy(configured); return 1; } if (!(f->match = XftFontOpenPattern(xw.dpy, match))) { FcPatternDestroy(configured); FcPatternDestroy(match); return 1; } if ((XftPatternGetInteger(pattern, "slant", 0, &wantattr) == XftResultMatch)) { /* * Check if xft was unable to find a font with the appropriate * slant but gave us one anyway. Try to mitigate. */ if ((XftPatternGetInteger(f->match->pattern, "slant", 0, &haveattr) != XftResultMatch) || haveattr < wantattr) { f->badslant = 1; fputs("font slant does not match\n", stderr); } } if ((XftPatternGetInteger(pattern, "weight", 0, &wantattr) == XftResultMatch)) { if ((XftPatternGetInteger(f->match->pattern, "weight", 0, &haveattr) != XftResultMatch) || haveattr != wantattr) { f->badweight = 1; fputs("font weight does not match\n", stderr); } } XftTextExtentsUtf8(xw.dpy, f->match, (const FcChar8 *) ascii_printable, strlen(ascii_printable), &extents); f->set = NULL; f->pattern = configured; f->ascent = f->match->ascent; f->descent = f->match->descent; f->lbearing = 0; f->rbearing = f->match->max_advance_width; f->height = f->ascent + f->descent; #if WIDE_GLYPH_SPACING_PATCH f->width = DIVCEIL(extents.xOff > 18 ? extents.xOff / 3 : extents.xOff, strlen(ascii_printable)); #else f->width = DIVCEIL(extents.xOff, strlen(ascii_printable)); #endif // WIDE_GLYPH_SPACING_PATCH return 0; } void xloadfonts(const char *fontstr, double fontsize) { FcPattern *pattern; double fontval; if (fontstr[0] == '-') pattern = XftXlfdParse(fontstr, False, False); else pattern = FcNameParse((const FcChar8 *)fontstr); if (!pattern) die("can't open font %s\n", fontstr); if (fontsize > 1) { FcPatternDel(pattern, FC_PIXEL_SIZE); FcPatternDel(pattern, FC_SIZE); FcPatternAddDouble(pattern, FC_PIXEL_SIZE, (double)fontsize); usedfontsize = fontsize; } else { if (FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &fontval) == FcResultMatch) { usedfontsize = fontval; } else if (FcPatternGetDouble(pattern, FC_SIZE, 0, &fontval) == FcResultMatch) { usedfontsize = -1; } else { /* * Default font size is 12, if none given. This is to * have a known usedfontsize value. */ FcPatternAddDouble(pattern, FC_PIXEL_SIZE, 12); usedfontsize = 12; } defaultfontsize = usedfontsize; } if (xloadfont(&dc.font, pattern)) die("can't open font %s\n", fontstr); if (usedfontsize < 0) { FcPatternGetDouble(dc.font.match->pattern, FC_PIXEL_SIZE, 0, &fontval); usedfontsize = fontval; if (fontsize == 0) defaultfontsize = fontval; } /* Setting character width and height. */ win.cw = ceilf(dc.font.width * cwscale); win.ch = ceilf(dc.font.height * chscale); #if VERTCENTER_PATCH win.cyo = ceilf(dc.font.height * (chscale - 1) / 2); #endif // VERTCENTER_PATCH #if RELATIVEBORDER_PATCH borderpx = (int) ceilf(((float)borderperc / 100) * win.cw); #endif // RELATIVEBORDER_PATCH FcPatternDel(pattern, FC_SLANT); #if !DISABLE_ITALIC_FONTS_PATCH FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); #endif // DISABLE_ITALIC_FONTS_PATCH if (xloadfont(&dc.ifont, pattern)) die("can't open font %s\n", fontstr); FcPatternDel(pattern, FC_WEIGHT); #if !DISABLE_BOLD_FONTS_PATCH FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); #endif // DISABLE_BOLD_FONTS_PATCH if (xloadfont(&dc.ibfont, pattern)) die("can't open font %s\n", fontstr); FcPatternDel(pattern, FC_SLANT); #if !DISABLE_ROMAN_FONTS_PATCH FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN); #endif // DISABLE_ROMAN_FONTS_PATCH if (xloadfont(&dc.bfont, pattern)) die("can't open font %s\n", fontstr); FcPatternDestroy(pattern); } void xunloadfont(Font *f) { XftFontClose(xw.dpy, f->match); FcPatternDestroy(f->pattern); if (f->set) FcFontSetDestroy(f->set); } void xunloadfonts(void) { #if LIGATURES_PATCH /* Clear Harfbuzz font cache. */ hbunloadfonts(); #endif // LIGATURES_PATCH /* Free the loaded fonts in the font cache. */ while (frclen > 0) XftFontClose(xw.dpy, frc[--frclen].font); xunloadfont(&dc.font); xunloadfont(&dc.bfont); xunloadfont(&dc.ifont); xunloadfont(&dc.ibfont); } void xinit(int cols, int rows) { XGCValues gcvalues; #if HIDECURSOR_PATCH Pixmap blankpm; #elif !SWAPMOUSE_PATCH Cursor cursor; #endif // HIDECURSOR_PATCH Window parent; pid_t thispid = getpid(); #if !SWAPMOUSE_PATCH XColor xmousefg, xmousebg; #endif // SWAPMOUSE_PATCH #if ALPHA_PATCH XWindowAttributes attr; XVisualInfo vis; #endif // ALPHA_PATCH #if !XRESOURCES_PATCH if (!(xw.dpy = XOpenDisplay(NULL))) die("can't open display\n"); #endif // XRESOURCES_PATCH xw.scr = XDefaultScreen(xw.dpy); #if ALPHA_PATCH if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) { parent = XRootWindow(xw.dpy, xw.scr); xw.depth = 32; } else { XGetWindowAttributes(xw.dpy, parent, &attr); xw.depth = attr.depth; } XMatchVisualInfo(xw.dpy, xw.scr, xw.depth, TrueColor, &vis); xw.vis = vis.visual; #else xw.vis = XDefaultVisual(xw.dpy, xw.scr); #endif // ALPHA_PATCH /* font */ if (!FcInit()) die("could not init fontconfig.\n"); usedfont = (opt_font == NULL)? font : opt_font; xloadfonts(usedfont, 0); #if FONT2_PATCH /* spare fonts */ xloadsparefonts(); #endif // FONT2_PATCH /* colors */ #if ALPHA_PATCH xw.cmap = XCreateColormap(xw.dpy, parent, xw.vis, None); #else xw.cmap = XDefaultColormap(xw.dpy, xw.scr); #endif // ALPHA_PATCH xloadcols(); /* adjust fixed window geometry */ #if ANYSIZE_PATCH win.w = 2 * win.hborderpx + cols * win.cw; win.h = 2 * win.vborderpx + rows * win.ch; #else win.w = 2 * borderpx + cols * win.cw; win.h = 2 * borderpx + rows * win.ch; #endif // ANYSIZE_PATCH if (xw.gm & XNegative) xw.l += DisplayWidth(xw.dpy, xw.scr) - win.w - 2; if (xw.gm & YNegative) xw.t += DisplayHeight(xw.dpy, xw.scr) - win.h - 2; /* Events */ xw.attrs.background_pixel = dc.col[defaultbg].pixel; xw.attrs.border_pixel = dc.col[defaultbg].pixel; xw.attrs.bit_gravity = NorthWestGravity; xw.attrs.event_mask = FocusChangeMask | KeyPressMask | KeyReleaseMask | ExposureMask | VisibilityChangeMask | StructureNotifyMask | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask #if ST_EMBEDDER_PATCH | SubstructureNotifyMask | SubstructureRedirectMask #endif // ST_EMBEDDER_PATCH ; xw.attrs.colormap = xw.cmap; #if OPENURLONCLICK_PATCH xw.attrs.event_mask |= PointerMotionMask; #endif // OPENURLONCLICK_PATCH #if !ALPHA_PATCH if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) parent = XRootWindow(xw.dpy, xw.scr); #endif // ALPHA_PATCH xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t, #if ALPHA_PATCH win.w, win.h, 0, xw.depth, InputOutput, #else win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, #endif // ALPHA_PATCH xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | CWColormap, &xw.attrs); memset(&gcvalues, 0, sizeof(gcvalues)); gcvalues.graphics_exposures = False; #if ALPHA_PATCH #if SINGLE_DRAWABLE_BUFFER_PATCH xw.buf = xw.win; #else xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, xw.depth); #endif // SINGLE_DRAWABLE_BUFFER_PATCH dc.gc = XCreateGC(xw.dpy, xw.buf, GCGraphicsExposures, &gcvalues); #else dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures, &gcvalues); #if SINGLE_DRAWABLE_BUFFER_PATCH xw.buf = xw.win; #else xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, DefaultDepth(xw.dpy, xw.scr)); #endif // SINGLE_DRAWABLE_BUFFER_PATCH #endif // ALPHA_PATCH XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel); XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h); /* font spec buffer */ #if LIGATURES_PATCH xw.specbuf = xmalloc(cols * sizeof(GlyphFontSpec) * 4); xw.specseq = xmalloc(cols * sizeof(GlyphFontSeq)); #else xw.specbuf = xmalloc(cols * sizeof(GlyphFontSpec)); #endif // LIGATURES_PATCH /* Xft rendering context */ xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap); /* input methods */ if (!ximopen(xw.dpy)) { XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL, ximinstantiate, NULL); } /* white cursor, black outline */ #if HIDECURSOR_PATCH xw.pointerisvisible = 1; #if THEMED_CURSOR_PATCH xw.vpointer = XcursorLibraryLoadCursor(xw.dpy, mouseshape); #else xw.vpointer = XCreateFontCursor(xw.dpy, mouseshape); #endif // THEMED_CURSOR_PATCH XDefineCursor(xw.dpy, xw.win, xw.vpointer); #elif THEMED_CURSOR_PATCH cursor = XcursorLibraryLoadCursor(xw.dpy, mouseshape); XDefineCursor(xw.dpy, xw.win, cursor); #else cursor = XCreateFontCursor(xw.dpy, mouseshape); XDefineCursor(xw.dpy, xw.win, cursor); #endif // HIDECURSOR_PATCH #if !THEMED_CURSOR_PATCH if (XParseColor(xw.dpy, xw.cmap, colorname[mousefg], &xmousefg) == 0) { xmousefg.red = 0xffff; xmousefg.green = 0xffff; xmousefg.blue = 0xffff; } if (XParseColor(xw.dpy, xw.cmap, colorname[mousebg], &xmousebg) == 0) { xmousebg.red = 0x0000; xmousebg.green = 0x0000; xmousebg.blue = 0x0000; } #endif // THEMED_CURSOR_PATCH #if HIDECURSOR_PATCH #if !THEMED_CURSOR_PATCH XRecolorCursor(xw.dpy, xw.vpointer, &xmousefg, &xmousebg); #endif // THEMED_CURSOR_PATCH blankpm = XCreateBitmapFromData(xw.dpy, xw.win, &(char){0}, 1, 1); xw.bpointer = XCreatePixmapCursor(xw.dpy, blankpm, blankpm, &xmousefg, &xmousebg, 0, 0); #elif !THEMED_CURSOR_PATCH XRecolorCursor(xw.dpy, cursor, &xmousefg, &xmousebg); #endif // HIDECURSOR_PATCH #if OPENURLONCLICK_PATCH xw.upointer = XCreateFontCursor(xw.dpy, XC_hand2); #if !HIDECURSOR_PATCH xw.vpointer = cursor; xw.pointerisvisible = 1; #endif // HIDECURSOR_PATCH #endif // OPENURLONCLICK_PATCH xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False); xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False); xw.netwmname = XInternAtom(xw.dpy, "_NET_WM_NAME", False); xw.netwmiconname = XInternAtom(xw.dpy, "_NET_WM_ICON_NAME", False); XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1); #if NETWMICON_PATCH xw.netwmicon = XInternAtom(xw.dpy, "_NET_WM_ICON", False); XChangeProperty(xw.dpy, xw.win, xw.netwmicon, XA_CARDINAL, 32, PropModeReplace, (uchar *)&icon, LEN(icon)); #endif //NETWMICON_PATCH #if NO_WINDOW_DECORATIONS_PATCH Atom motifwmhints = XInternAtom(xw.dpy, "_MOTIF_WM_HINTS", False); unsigned int data[] = { 0x2, 0x0, 0x0, 0x0, 0x0 }; XChangeProperty(xw.dpy, xw.win, motifwmhints, motifwmhints, 16, PropModeReplace, (unsigned char *)data, 5); #endif // NO_WINDOW_DECORATIONS_PATCH xw.netwmpid = XInternAtom(xw.dpy, "_NET_WM_PID", False); XChangeProperty(xw.dpy, xw.win, xw.netwmpid, XA_CARDINAL, 32, PropModeReplace, (uchar *)&thispid, 1); #if FULLSCREEN_PATCH xw.netwmstate = XInternAtom(xw.dpy, "_NET_WM_STATE", False); xw.netwmfullscreen = XInternAtom(xw.dpy, "_NET_WM_STATE_FULLSCREEN", False); #endif // FULLSCREEN_PATCH win.mode = MODE_NUMLOCK; resettitle(); xhints(); XMapWindow(xw.dpy, xw.win); XSync(xw.dpy, False); clock_gettime(CLOCK_MONOTONIC, &xsel.tclick1); clock_gettime(CLOCK_MONOTONIC, &xsel.tclick2); xsel.primary = NULL; xsel.clipboard = NULL; xsel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0); if (xsel.xtarget == None) xsel.xtarget = XA_STRING; #if BOXDRAW_PATCH boxdraw_xinit(xw.dpy, xw.cmap, xw.draw, xw.vis); #endif // BOXDRAW_PATCH } #if LIGATURES_PATCH void xresetfontsettings(uint32_t mode, Font **font, int *frcflags) { *font = &dc.font; if ((mode & ATTR_ITALIC) && (mode & ATTR_BOLD)) { *font = &dc.ibfont; *frcflags = FRC_ITALICBOLD; } else if (mode & ATTR_ITALIC) { *font = &dc.ifont; *frcflags = FRC_ITALIC; } else if (mode & ATTR_BOLD) { *font = &dc.bfont; *frcflags = FRC_BOLD; } } #endif // LIGATURES_PATCH int xmakeglyphfontspecs(XftGlyphFontSpec *specs, const Glyph *glyphs, int len, int x, int y) { #if ANYSIZE_PATCH float winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch, xp, yp; #else float winx = borderpx + x * win.cw, winy = borderpx + y * win.ch, xp, yp; #endif // ANYSIZE_PATCH ushort mode, prevmode = USHRT_MAX; Font *font = &dc.font; int frcflags = FRC_NORMAL; float runewidth = win.cw * ((glyphs[0].mode & ATTR_WIDE) ? 2.0f : 1.0f); Rune rune; FT_UInt glyphidx; FcResult fcres; FcPattern *fcpattern, *fontpattern; FcFontSet *fcsets[] = { NULL }; FcCharSet *fccharset; int i, f, numspecs = 0; #if LIGATURES_PATCH float cluster_xp, cluster_yp; HbTransformData shaped; /* Initial values. */ xresetfontsettings(glyphs[0].mode, &font, &frcflags); #if VERTCENTER_PATCH xp = winx, yp = winy + font->ascent + win.cyo; #else xp = winx, yp = winy + font->ascent; #endif // VERTCENTER_PATCH cluster_xp = xp; cluster_yp = yp; /* Shape the segment. */ hbtransform(&shaped, font->match, glyphs, 0, len); #endif // LIGATURES_PATCH #if LIGATURES_PATCH for (int code_idx = 0; code_idx < shaped.count; code_idx++) #elif VERTCENTER_PATCH for (i = 0, xp = winx, yp = winy + font->ascent + win.cyo; i < len; ++i) #else for (i = 0, xp = winx, yp = winy + font->ascent; i < len; ++i) #endif // LIGATURES_PATCH | VERTCENTER_PATCH { /* Fetch rune and mode for current glyph. */ #if LIGATURES_PATCH int idx = shaped.glyphs[code_idx].cluster; #else rune = glyphs[i].u; mode = glyphs[i].mode; #endif // LIGATURES_PATCH /* Skip dummy wide-character spacing. */ #if LIGATURES_PATCH if (glyphs[idx].mode & ATTR_WDUMMY) continue; /* Advance the drawing cursor if we've moved to a new cluster */ if (code_idx > 0 && idx != shaped.glyphs[code_idx - 1].cluster) { xp += runewidth; cluster_xp = xp; cluster_yp = yp; } #if BOXDRAW_PATCH if (glyphs[idx].mode & ATTR_BOXDRAW) { /* minor shoehorning: boxdraw uses only this ushort */ specs[numspecs].font = font->match; specs[numspecs].glyph = boxdrawindex(&glyphs[idx]); specs[numspecs].x = xp; specs[numspecs].y = yp; numspecs++; } else if (shaped.glyphs[code_idx].codepoint != 0) { #else if (shaped.glyphs[code_idx].codepoint != 0) { #endif // BOXDRAW_PATCH /* If symbol is found, put it into the specs. */ specs[numspecs].font = font->match; specs[numspecs].glyph = shaped.glyphs[code_idx].codepoint; specs[numspecs].x = cluster_xp + (short)(shaped.positions[code_idx].x_offset / 64.); specs[numspecs].y = cluster_yp - (short)(shaped.positions[code_idx].y_offset / 64.); cluster_xp += shaped.positions[code_idx].x_advance / 64.; cluster_yp += shaped.positions[code_idx].y_advance / 64.; numspecs++; } else { /* If it's not found, try to fetch it through the font cache. */ rune = glyphs[idx].u; for (f = 0; f < frclen; f++) { glyphidx = XftCharIndex(xw.dpy, frc[f].font, rune); /* Everything correct. */ if (glyphidx && frc[f].flags == frcflags) break; /* We got a default font for a not found glyph. */ if (!glyphidx && frc[f].flags == frcflags && frc[f].unicodep == rune) { break; } } /* Nothing was found. Use fontconfig to find matching font. */ if (f >= frclen) { if (!font->set) font->set = FcFontSort(0, font->pattern, 1, 0, &fcres); fcsets[0] = font->set; /* * Nothing was found in the cache. Now use * some dozen of Fontconfig calls to get the * font for one single character. * * Xft and fontconfig are design failures. */ fcpattern = FcPatternDuplicate(font->pattern); fccharset = FcCharSetCreate(); FcCharSetAddChar(fccharset, rune); FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset); FcPatternAddBool(fcpattern, FC_SCALABLE, 1); FcConfigSubstitute(0, fcpattern, FcMatchPattern); FcDefaultSubstitute(fcpattern); fontpattern = FcFontSetMatch(0, fcsets, 1, fcpattern, &fcres); /* Allocate memory for the new cache entry. */ if (frclen >= frccap) { frccap += 16; frc = xrealloc(frc, frccap * sizeof(Fontcache)); } frc[frclen].font = XftFontOpenPattern(xw.dpy, fontpattern); if (!frc[frclen].font) die("XftFontOpenPattern failed seeking fallback font: %s\n", strerror(errno)); frc[frclen].flags = frcflags; frc[frclen].unicodep = rune; glyphidx = XftCharIndex(xw.dpy, frc[frclen].font, rune); f = frclen; frclen++; FcPatternDestroy(fcpattern); FcCharSetDestroy(fccharset); } specs[numspecs].font = frc[f].font; specs[numspecs].glyph = glyphidx; specs[numspecs].x = (short)xp; specs[numspecs].y = (short)yp; numspecs++; } #else // !LIGATURES_PATCH if (mode == ATTR_WDUMMY) continue; /* Determine font for glyph if different from previous glyph. */ if (prevmode != mode) { prevmode = mode; font = &dc.font; frcflags = FRC_NORMAL; runewidth = win.cw * ((mode & ATTR_WIDE) ? 2.0f : 1.0f); if ((mode & ATTR_ITALIC) && (mode & ATTR_BOLD)) { font = &dc.ibfont; frcflags = FRC_ITALICBOLD; } else if (mode & ATTR_ITALIC) { font = &dc.ifont; frcflags = FRC_ITALIC; } else if (mode & ATTR_BOLD) { font = &dc.bfont; frcflags = FRC_BOLD; } #if VERTCENTER_PATCH yp = winy + font->ascent + win.cyo; #else yp = winy + font->ascent; #endif // VERTCENTER_PATCH } #if BOXDRAW_PATCH if (mode & ATTR_BOXDRAW) { /* minor shoehorning: boxdraw uses only this ushort */ glyphidx = boxdrawindex(&glyphs[i]); } else { /* Lookup character index with default font. */ glyphidx = XftCharIndex(xw.dpy, font->match, rune); } #else /* Lookup character index with default font. */ glyphidx = XftCharIndex(xw.dpy, font->match, rune); #endif // BOXDRAW_PATCH if (glyphidx) { specs[numspecs].font = font->match; specs[numspecs].glyph = glyphidx; specs[numspecs].x = (short)xp; specs[numspecs].y = (short)yp; xp += runewidth; numspecs++; continue; } /* Fallback on font cache, search the font cache for match. */ for (f = 0; f < frclen; f++) { glyphidx = XftCharIndex(xw.dpy, frc[f].font, rune); /* Everything correct. */ if (glyphidx && frc[f].flags == frcflags) break; /* We got a default font for a not found glyph. */ if (!glyphidx && frc[f].flags == frcflags && frc[f].unicodep == rune) { break; } } /* Nothing was found. Use fontconfig to find matching font. */ if (f >= frclen) { if (!font->set) font->set = FcFontSort(0, font->pattern, 1, 0, &fcres); fcsets[0] = font->set; /* * Nothing was found in the cache. Now use * some dozen of Fontconfig calls to get the * font for one single character. * * Xft and fontconfig are design failures. */ fcpattern = FcPatternDuplicate(font->pattern); fccharset = FcCharSetCreate(); FcCharSetAddChar(fccharset, rune); FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset); FcPatternAddBool(fcpattern, FC_SCALABLE, 1); #if !USE_XFTFONTMATCH_PATCH FcConfigSubstitute(0, fcpattern, FcMatchPattern); FcDefaultSubstitute(fcpattern); #endif // USE_XFTFONTMATCH_PATCH fontpattern = FcFontSetMatch(0, fcsets, 1, fcpattern, &fcres); /* Allocate memory for the new cache entry. */ if (frclen >= frccap) { frccap += 16; frc = xrealloc(frc, frccap * sizeof(Fontcache)); } frc[frclen].font = XftFontOpenPattern(xw.dpy, fontpattern); if (!frc[frclen].font) die("XftFontOpenPattern failed seeking fallback font: %s\n", strerror(errno)); frc[frclen].flags = frcflags; frc[frclen].unicodep = rune; glyphidx = XftCharIndex(xw.dpy, frc[frclen].font, rune); f = frclen; frclen++; FcPatternDestroy(fcpattern); FcCharSetDestroy(fccharset); } specs[numspecs].font = frc[f].font; specs[numspecs].glyph = glyphidx; specs[numspecs].x = (short)xp; specs[numspecs].y = (short)yp; xp += runewidth; numspecs++; #endif // LIGATURES_PATCH } return numspecs; } #if UNDERCURL_PATCH static int isSlopeRising (int x, int iPoint, int waveWidth) { // . . . . // / \ / \ / \ / \ // / \ / \ / \ / \ // . . . . . // Find absolute `x` of point x += iPoint * (waveWidth/2); // Find index of absolute wave int absSlope = x / ((float)waveWidth/2); return (absSlope % 2); } static int getSlope (int x, int iPoint, int waveWidth) { // Sizes: Caps are half width of slopes // 1_2 1_2 1_2 1_2 // / \ / \ / \ / \ // / \ / \ / \ / \ // 0 3_0 3_0 3_0 3_ // <2-> <1> <---6----> // Find type of first point int firstType; x -= (x / waveWidth) * waveWidth; if (x < (waveWidth * (2.f/6.f))) firstType = UNDERCURL_SLOPE_ASCENDING; else if (x < (waveWidth * (3.f/6.f))) firstType = UNDERCURL_SLOPE_TOP_CAP; else if (x < (waveWidth * (5.f/6.f))) firstType = UNDERCURL_SLOPE_DESCENDING; else firstType = UNDERCURL_SLOPE_BOTTOM_CAP; // Find type of given point int pointType = (iPoint % 4); pointType += firstType; pointType %= 4; return pointType; } #endif // UNDERCURL_PATCH void xdrawglyphfontspecs(const XftGlyphFontSpec *specs, Glyph base, int len, int x, int y #if WIDE_GLYPHS_PATCH ,int dmode #endif // WIDE_GLYPHS_PATCH #if LIGATURES_PATCH , int charlen #endif // LIGATURES_PATCH ) { #if LIGATURES_PATCH int width = charlen * win.cw; #else int charlen = len * ((base.mode & ATTR_WIDE) ? 2 : 1); int width = charlen * win.cw; #endif // WIDE_GLYPHS_PATCH #if ANYSIZE_PATCH int winx = win.hborderpx + x * win.cw, winy = win.vborderpx + y * win.ch; #else int winx = borderpx + x * win.cw, winy = borderpx + y * win.ch; #endif // ANYSIZE_PATCH Color *fg, *bg, *temp, revfg, revbg, truefg, truebg; XRenderColor colfg, colbg; XRectangle r; /* Fallback on color display for attributes not supported by the font */ if (base.mode & ATTR_ITALIC && base.mode & ATTR_BOLD) { if (dc.ibfont.badslant || dc.ibfont.badweight) base.fg = defaultattr; } else if ((base.mode & ATTR_ITALIC && dc.ifont.badslant) || (base.mode & ATTR_BOLD && dc.bfont.badweight)) { base.fg = defaultattr; } if (IS_TRUECOL(base.fg)) { colfg.alpha = 0xffff; colfg.red = TRUERED(base.fg); colfg.green = TRUEGREEN(base.fg); colfg.blue = TRUEBLUE(base.fg); XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &truefg); fg = &truefg; } else { fg = &dc.col[base.fg]; } if (IS_TRUECOL(base.bg)) { colbg.alpha = 0xffff; colbg.green = TRUEGREEN(base.bg); colbg.red = TRUERED(base.bg); colbg.blue = TRUEBLUE(base.bg); XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &truebg); bg = &truebg; } else { bg = &dc.col[base.bg]; } #if !BOLD_IS_NOT_BRIGHT_PATCH /* Change basic system colors [0-7] to bright system colors [8-15] */ if ((base.mode & ATTR_BOLD_FAINT) == ATTR_BOLD && BETWEEN(base.fg, 0, 7)) fg = &dc.col[base.fg + 8]; #endif // BOLD_IS_NOT_BRIGHT_PATCH if (IS_SET(MODE_REVERSE)) { if (fg == &dc.col[defaultfg]) { fg = &dc.col[defaultbg]; } else { colfg.red = ~fg->color.red; colfg.green = ~fg->color.green; colfg.blue = ~fg->color.blue; colfg.alpha = fg->color.alpha; XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &revfg); fg = &revfg; } if (bg == &dc.col[defaultbg]) { bg = &dc.col[defaultfg]; } else { colbg.red = ~bg->color.red; colbg.green = ~bg->color.green; colbg.blue = ~bg->color.blue; colbg.alpha = bg->color.alpha; XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &revbg); bg = &revbg; } } if ((base.mode & ATTR_BOLD_FAINT) == ATTR_FAINT) { colfg.red = fg->color.red / 2; colfg.green = fg->color.green / 2; colfg.blue = fg->color.blue / 2; colfg.alpha = fg->color.alpha; XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &revfg); fg = &revfg; } if (base.mode & ATTR_REVERSE) { #if SPOILER_PATCH if (bg == fg) { bg = &dc.col[defaultfg]; fg = &dc.col[defaultbg]; } else { temp = fg; fg = bg; bg = temp; } #else temp = fg; fg = bg; bg = temp; #endif // SPOILER_PATCH } #if SELECTION_COLORS_PATCH if (base.mode & ATTR_SELECTED) { bg = &dc.col[selectionbg]; if (!ignoreselfg) fg = &dc.col[selectionfg]; } #endif // SELECTION_COLORS_PATCH if (base.mode & ATTR_BLINK && win.mode & MODE_BLINK) fg = bg; if (base.mode & ATTR_INVISIBLE) fg = bg; #if INVERT_PATCH if (invertcolors) { revfg = invertedcolor(fg); revbg = invertedcolor(bg); fg = &revfg; bg = &revbg; } #endif // INVERT_PATCH #if ALPHA_PATCH && ALPHA_GRADIENT_PATCH // gradient bg->color.alpha = grad_alpha * 0xffff * (win.h - y*win.ch) / win.h + stat_alpha * 0xffff; // uncomment to invert the gradient // bg->color.alpha = grad_alpha * 0xffff * (y*win.ch) / win.h + stat_alpha * 0xffff; #endif // ALPHA_PATCH | ALPHA_GRADIENT_PATCH #if WIDE_GLYPHS_PATCH if (dmode & DRAW_BG) { #endif // WIDE_GLYPHS_PATCH /* Intelligent cleaning up of the borders. */ #if ANYSIZE_PATCH if (x == 0) { xclear(0, (y == 0)? 0 : winy, win.hborderpx, winy + win.ch + ((winy + win.ch >= win.vborderpx + win.th)? win.h : 0)); } if (winx + width >= win.hborderpx + win.tw) { xclear(winx + width, (y == 0)? 0 : winy, win.w, ((winy + win.ch >= win.vborderpx + win.th)? win.h : (winy + win.ch))); } if (y == 0) xclear(winx, 0, winx + width, win.vborderpx); if (winy + win.ch >= win.vborderpx + win.th) xclear(winx, winy + win.ch, winx + width, win.h); #else if (x == 0) { xclear(0, (y == 0)? 0 : winy, borderpx, winy + win.ch + ((winy + win.ch >= borderpx + win.th)? win.h : 0)); } if (winx + width >= borderpx + win.tw) { xclear(winx + width, (y == 0)? 0 : winy, win.w, ((winy + win.ch >= borderpx + win.th)? win.h : (winy + win.ch))); } if (y == 0) xclear(winx, 0, winx + width, borderpx); if (winy + win.ch >= borderpx + win.th) xclear(winx, winy + win.ch, winx + width, win.h); #endif // ANYSIZE_PATCH /* Clean up the region we want to draw to. */ #if BACKGROUND_IMAGE_PATCH if (bg == &dc.col[defaultbg]) xclear(winx, winy, winx + width, winy + win.ch); else #endif // BACKGROUND_IMAGE_PATCH #if !WIDE_GLYPHS_PATCH XftDrawRect(xw.draw, bg, winx, winy, width, win.ch); #endif // WIDE_GLYPHS_PATCH /* Set the clip region because Xft is sometimes dirty. */ r.x = 0; r.y = 0; r.height = win.ch; r.width = width; XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1); #if WIDE_GLYPHS_PATCH /* Fill the background */ XftDrawRect(xw.draw, bg, winx, winy, width, win.ch); } #endif // WIDE_GLYPHS_PATCH #if WIDE_GLYPHS_PATCH if (dmode & DRAW_FG) { #endif // WIDE_GLYPHS_PATCH #if BOXDRAW_PATCH if (base.mode & ATTR_BOXDRAW) { drawboxes(winx, winy, width / len, win.ch, fg, bg, specs, len); } else { /* Render the glyphs. */ XftDrawGlyphFontSpec(xw.draw, fg, specs, len); } #else /* Render the glyphs. */ XftDrawGlyphFontSpec(xw.draw, fg, specs, len); #endif // BOXDRAW_PATCH /* Render underline and strikethrough. */ if (base.mode & ATTR_UNDERLINE) { #if UNDERCURL_PATCH // Underline Color const int widthThreshold = 28; // +1 width every widthThreshold px of font int wlw = (win.ch / widthThreshold) + 1; // Wave Line Width int linecolor; if ((base.ucolor[0] >= 0) && !(base.mode & ATTR_BLINK && win.mode & MODE_BLINK) && !(base.mode & ATTR_INVISIBLE) ) { // Special color for underline // Index if (base.ucolor[1] < 0) { linecolor = dc.col[base.ucolor[0]].pixel; } // RGB else { XColor lcolor; lcolor.red = base.ucolor[0] * 257; lcolor.green = base.ucolor[1] * 257; lcolor.blue = base.ucolor[2] * 257; lcolor.flags = DoRed | DoGreen | DoBlue; XAllocColor(xw.dpy, xw.cmap, &lcolor); linecolor = lcolor.pixel; } } else { // Foreground color for underline linecolor = fg->pixel; } XGCValues ugcv = { .foreground = linecolor, .line_width = wlw, .line_style = LineSolid, .cap_style = CapNotLast }; GC ugc = XCreateGC(xw.dpy, XftDrawDrawable(xw.draw), GCForeground | GCLineWidth | GCLineStyle | GCCapStyle, &ugcv); // Underline Style if (base.ustyle != 3) { XFillRectangle(xw.dpy, XftDrawDrawable(xw.draw), ugc, winx, winy + dc.font.ascent * chscale + 1, width, wlw); } else if (base.ustyle == 3) { int ww = win.cw;//width; int wh = dc.font.descent - wlw/2 - 1;//r.height/7; int wx = winx; int wy = winy + win.ch - dc.font.descent; #if VERTCENTER_PATCH wy -= win.cyo; #endif // VERTCENTER_PATCH #if UNDERCURL_STYLE == UNDERCURL_CURLY // Draw waves int narcs = charlen * 2 + 1; XArc *arcs = xmalloc(sizeof(XArc) * narcs); int i = 0; for (i = 0; i < charlen-1; i++) { arcs[i*2] = (XArc) { .x = wx + win.cw * i + ww / 4, .y = wy, .width = win.cw / 2, .height = wh, .angle1 = 0, .angle2 = 180 * 64 }; arcs[i*2+1] = (XArc) { .x = wx + win.cw * i + ww * 0.75, .y = wy, .width = win.cw/2, .height = wh, .angle1 = 180 * 64, .angle2 = 180 * 64 }; } // Last wave arcs[i*2] = (XArc) {wx + ww * i + ww / 4, wy, ww / 2, wh, 0, 180 * 64 }; // Last wave tail arcs[i*2+1] = (XArc) {wx + ww * i + ww * 0.75, wy, ceil(ww / 2.), wh, 180 * 64, 90 * 64}; // First wave tail i++; arcs[i*2] = (XArc) {wx - ww/4 - 1, wy, ceil(ww / 2.), wh, 270 * 64, 90 * 64 }; XDrawArcs(xw.dpy, XftDrawDrawable(xw.draw), ugc, arcs, narcs); free(arcs); #elif UNDERCURL_STYLE == UNDERCURL_SPIKY // Make the underline corridor larger /* wy -= wh; */ wh *= 2; // Set the angle of the slope to 45° ww = wh; // Position of wave is independent of word, it's absolute wx = (wx / (ww/2)) * (ww/2); int marginStart = winx - wx; // Calculate number of points with floating precision float n = width; // Width of word in pixels n = (n / ww) * 2; // Number of slopes (/ or \) n += 2; // Add two last points int npoints = n; // Convert to int // Total length of underline float waveLength = 0; if (npoints >= 3) { // We add an aditional slot in case we use a bonus point XPoint *points = xmalloc(sizeof(XPoint) * (npoints + 1)); // First point (Starts with the word bounds) points[0] = (XPoint) { .x = wx + marginStart, .y = (isSlopeRising(wx, 0, ww)) ? (wy - marginStart + ww/2.f) : (wy + marginStart) }; // Second point (Goes back to the absolute point coordinates) points[1] = (XPoint) { .x = (ww/2.f) - marginStart, .y = (isSlopeRising(wx, 1, ww)) ? (ww/2.f - marginStart) : (-ww/2.f + marginStart) }; waveLength += (ww/2.f) - marginStart; // The rest of the points for (int i = 2; i < npoints-1; i++) { points[i] = (XPoint) { .x = ww/2, .y = (isSlopeRising(wx, i, ww)) ? wh/2 : -wh/2 }; waveLength += ww/2; } // Last point points[npoints-1] = (XPoint) { .x = ww/2, .y = (isSlopeRising(wx, npoints-1, ww)) ? wh/2 : -wh/2 }; waveLength += ww/2; // End if (waveLength < width) { // Add a bonus point? int marginEnd = width - waveLength; points[npoints] = (XPoint) { .x = marginEnd, .y = (isSlopeRising(wx, npoints, ww)) ? (marginEnd) : (-marginEnd) }; npoints++; } else if (waveLength > width) { // Is last point too far? int marginEnd = waveLength - width; points[npoints-1].x -= marginEnd; if (isSlopeRising(wx, npoints-1, ww)) points[npoints-1].y -= (marginEnd); else points[npoints-1].y += (marginEnd); } // Draw the lines XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points, npoints, CoordModePrevious); // Draw a second underline with an offset of 1 pixel if ( ((win.ch / (widthThreshold/2)) % 2)) { points[0].x++; XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points, npoints, CoordModePrevious); } // Free resources free(points); } #else // UNDERCURL_CAPPED // Cap is half of wave width float capRatio = 0.5f; // Make the underline corridor larger wh *= 2; // Set the angle of the slope to 45° ww = wh; ww *= 1 + capRatio; // Add a bit of width for the cap // Position of wave is independent of word, it's absolute wx = (wx / ww) * ww; float marginStart; switch(getSlope(winx, 0, ww)) { case UNDERCURL_SLOPE_ASCENDING: marginStart = winx - wx; break; case UNDERCURL_SLOPE_TOP_CAP: marginStart = winx - (wx + (ww * (2.f/6.f))); break; case UNDERCURL_SLOPE_DESCENDING: marginStart = winx - (wx + (ww * (3.f/6.f))); break; case UNDERCURL_SLOPE_BOTTOM_CAP: marginStart = winx - (wx + (ww * (5.f/6.f))); break; } // Calculate number of points with floating precision float n = width; // Width of word in pixels // ._. n = (n / ww) * 4; // Number of points (./ \.) n += 2; // Add two last points int npoints = n; // Convert to int // Position of the pen to draw the lines float penX = 0; float penY = 0; if (npoints >= 3) { XPoint *points = xmalloc(sizeof(XPoint) * (npoints + 1)); // First point (Starts with the word bounds) penX = winx; switch (getSlope(winx, 0, ww)) { case UNDERCURL_SLOPE_ASCENDING: penY = wy + wh/2.f - marginStart; break; case UNDERCURL_SLOPE_TOP_CAP: penY = wy; break; case UNDERCURL_SLOPE_DESCENDING: penY = wy + marginStart; break; case UNDERCURL_SLOPE_BOTTOM_CAP: penY = wy + wh/2.f; break; } points[0].x = penX; points[0].y = penY; // Second point (Goes back to the absolute point coordinates) switch (getSlope(winx, 1, ww)) { case UNDERCURL_SLOPE_ASCENDING: penX += ww * (1.f/6.f) - marginStart; penY += 0; break; case UNDERCURL_SLOPE_TOP_CAP: penX += ww * (2.f/6.f) - marginStart; penY += -wh/2.f + marginStart; break; case UNDERCURL_SLOPE_DESCENDING: penX += ww * (1.f/6.f) - marginStart; penY += 0; break; case UNDERCURL_SLOPE_BOTTOM_CAP: penX += ww * (2.f/6.f) - marginStart; penY += -marginStart + wh/2.f; break; } points[1].x = penX; points[1].y = penY; // The rest of the points for (int i = 2; i < npoints; i++) { switch (getSlope(winx, i, ww)) { case UNDERCURL_SLOPE_ASCENDING: case UNDERCURL_SLOPE_DESCENDING: penX += ww * (1.f/6.f); penY += 0; break; case UNDERCURL_SLOPE_TOP_CAP: penX += ww * (2.f/6.f); penY += -wh / 2.f; break; case UNDERCURL_SLOPE_BOTTOM_CAP: penX += ww * (2.f/6.f); penY += wh / 2.f; break; } points[i].x = penX; points[i].y = penY; } // End float waveLength = penX - winx; if (waveLength < width) { // Add a bonus point? int marginEnd = width - waveLength; penX += marginEnd; switch(getSlope(winx, npoints, ww)) { case UNDERCURL_SLOPE_ASCENDING: case UNDERCURL_SLOPE_DESCENDING: //penY += 0; break; case UNDERCURL_SLOPE_TOP_CAP: penY += -marginEnd; break; case UNDERCURL_SLOPE_BOTTOM_CAP: penY += marginEnd; break; } points[npoints].x = penX; points[npoints].y = penY; npoints++; } else if (waveLength > width) { // Is last point too far? int marginEnd = waveLength - width; points[npoints-1].x -= marginEnd; switch(getSlope(winx, npoints-1, ww)) { case UNDERCURL_SLOPE_TOP_CAP: points[npoints-1].y += marginEnd; break; case UNDERCURL_SLOPE_BOTTOM_CAP: points[npoints-1].y -= marginEnd; break; default: break; } } // Draw the lines XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points, npoints, CoordModeOrigin); // Draw a second underline with an offset of 1 pixel if ( ((win.ch / (widthThreshold/2)) % 2)) { for (int i = 0; i < npoints; i++) points[i].x++; XDrawLines(xw.dpy, XftDrawDrawable(xw.draw), ugc, points, npoints, CoordModeOrigin); } // Free resources free(points); } #endif } XFreeGC(xw.dpy, ugc); #elif VERTCENTER_PATCH XftDrawRect(xw.draw, fg, winx, winy + win.cyo + dc.font.ascent * chscale + 1, width, 1); #else XftDrawRect(xw.draw, fg, winx, winy + dc.font.ascent * chscale + 1, width, 1); #endif // UNDERCURL_PATCH | VERTCENTER_PATCH } if (base.mode & ATTR_STRUCK) { #if VERTCENTER_PATCH XftDrawRect(xw.draw, fg, winx, winy + win.cyo + 2 * dc.font.ascent * chscale / 3, width, 1); #else XftDrawRect(xw.draw, fg, winx, winy + 2 * dc.font.ascent * chscale / 3, width, 1); #endif // VERTCENTER_PATCH } #if WIDE_GLYPHS_PATCH } #endif // WIDE_GLYPHS_PATCH #if OPENURLONCLICK_PATCH /* underline url (openurlonclick patch) */ if (url_draw && y >= url_y1 && y <= url_y2) { int x1 = (y == url_y1) ? url_x1 : 0; int x2 = (y == url_y2) ? MIN(url_x2, term.col-1) : url_maxcol; if (x + charlen > x1 && x <= x2) { int xu = MAX(x, x1); int wu = (x2 - xu + 1) * win.cw; #if ANYSIZE_PATCH xu = win.hborderpx + xu * win.cw; #else xu = borderpx + xu * win.cw; #endif // ANYSIZE_PATCH #if VERTCENTER_PATCH XftDrawRect(xw.draw, fg, xu, winy + win.cyo + dc.font.ascent * chscale + 2, wu, 1); #else XftDrawRect(xw.draw, fg, xu, winy + dc.font.ascent * chscale + 2, wu, 1); #endif // VERTCENTER_PATCH url_draw = (y != url_y2 || x + charlen <= x2); } } #endif // OPENURLONCLICK_PATCH /* Reset clip to none. */ XftDrawSetClip(xw.draw, 0); } void xdrawglyph(Glyph g, int x, int y) { int numspecs; XftGlyphFontSpec spec; numspecs = xmakeglyphfontspecs(&spec, &g, 1, x, y); xdrawglyphfontspecs(&spec, g, numspecs, x, y #if WIDE_GLYPHS_PATCH ,DRAW_BG | DRAW_FG #endif // WIDE_GLYPHS_PATCH #if LIGATURES_PATCH ,(g.mode & ATTR_WIDE) ? 2 : 1 #endif // LIGATURES_PATCH ); } void #if LIGATURES_PATCH xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og, Line line, int len) #else xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og) #endif // LIGATURES_PATCH { Color drawcol; #if DYNAMIC_CURSOR_COLOR_PATCH XRenderColor colbg; #endif // DYNAMIC_CURSOR_COLOR_PATCH #if !DYNAMIC_CURSOR_COLOR_PATCH /* remove the old cursor */ if (selected(ox, oy)) #if SELECTION_COLORS_PATCH og.mode |= ATTR_SELECTED; #else og.mode ^= ATTR_REVERSE; #endif // SELECTION_COLORS_PATCH #endif // DYNAMIC_CURSOR_COLOR_PATCH #if LIGATURES_PATCH /* Redraw the line where cursor was previously. * It will restore the ligatures broken by the cursor. */ xdrawline(line, 0, oy, len); #else xdrawglyph(og, ox, oy); #endif // LIGATURES_PATCH #if HIDE_TERMINAL_CURSOR_PATCH if (IS_SET(MODE_HIDE) || !IS_SET(MODE_FOCUSED)) return; #else if (IS_SET(MODE_HIDE)) return; #endif // HIDE_TERMINAL_CURSOR_PATCH /* * Select the right color for the right mode. */ g.mode &= ATTR_BOLD|ATTR_ITALIC|ATTR_UNDERLINE|ATTR_STRUCK|ATTR_WIDE #if BOXDRAW_PATCH |ATTR_BOXDRAW #endif // BOXDRAW_PATCH #if DYNAMIC_CURSOR_COLOR_PATCH |ATTR_REVERSE #endif // DYNAMIC_CURSOR_COLOR_PATCH ; if (IS_SET(MODE_REVERSE)) { g.mode |= ATTR_REVERSE; g.bg = defaultfg; #if SELECTION_COLORS_PATCH g.fg = defaultcs; drawcol = dc.col[defaultrcs]; #else if (selected(cx, cy)) { drawcol = dc.col[defaultcs]; g.fg = defaultrcs; } else { drawcol = dc.col[defaultrcs]; g.fg = defaultcs; } #endif // SELECTION_COLORS_PATCH } else { #if SELECTION_COLORS_PATCH g.fg = defaultbg; g.bg = defaultcs; drawcol = dc.col[defaultcs]; #else if (selected(cx, cy)) { #if DYNAMIC_CURSOR_COLOR_PATCH g.mode &= ~ATTR_REVERSE; #endif // DYNAMIC_CURSOR_COLOR_PATCH g.fg = defaultfg; g.bg = defaultrcs; } else { #if DYNAMIC_CURSOR_COLOR_PATCH unsigned int tmpcol = g.bg; g.bg = g.fg; g.fg = tmpcol; #else g.fg = defaultbg; g.bg = defaultcs; #endif // DYNAMIC_CURSOR_COLOR_PATCH } #if DYNAMIC_CURSOR_COLOR_PATCH if (IS_TRUECOL(g.bg)) { colbg.alpha = 0xffff; colbg.red = TRUERED(g.bg); colbg.green = TRUEGREEN(g.bg); colbg.blue = TRUEBLUE(g.bg); XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &drawcol); } else drawcol = dc.col[g.bg]; #else drawcol = dc.col[g.bg]; #endif // DYNAMIC_CURSOR_COLOR_PATCH #endif // SELECTION_COLORS_PATCH } /* draw the new one */ if (IS_SET(MODE_FOCUSED)) { switch (win.cursor) { #if !BLINKING_CURSOR_PATCH case 7: /* st extension */ g.u = 0x2603; /* snowman (U+2603) */ /* FALLTHROUGH */ #endif // BLINKING_CURSOR_PATCH case 0: /* Blinking block */ case 1: /* Blinking block (default) */ #if BLINKING_CURSOR_PATCH if (IS_SET(MODE_BLINK)) break; /* FALLTHROUGH */ #endif // BLINKING_CURSOR_PATCH case 2: /* Steady block */ xdrawglyph(g, cx, cy); break; case 3: /* Blinking underline */ #if BLINKING_CURSOR_PATCH if (IS_SET(MODE_BLINK)) break; /* FALLTHROUGH */ #endif // BLINKING_CURSOR_PATCH case 4: /* Steady underline */ #if ANYSIZE_PATCH XftDrawRect(xw.draw, &drawcol, win.hborderpx + cx * win.cw, win.vborderpx + (cy + 1) * win.ch - \ cursorthickness, win.cw, cursorthickness); #else XftDrawRect(xw.draw, &drawcol, borderpx + cx * win.cw, borderpx + (cy + 1) * win.ch - \ cursorthickness, win.cw, cursorthickness); #endif // ANYSIZE_PATCH break; case 5: /* Blinking bar */ #if BLINKING_CURSOR_PATCH if (IS_SET(MODE_BLINK)) break; /* FALLTHROUGH */ #endif // BLINKING_CURSOR_PATCH case 6: /* Steady bar */ XftDrawRect(xw.draw, &drawcol, #if ANYSIZE_PATCH win.hborderpx + cx * win.cw, win.vborderpx + cy * win.ch, #else borderpx + cx * win.cw, borderpx + cy * win.ch, #endif // ANYSIZE_PATCH cursorthickness, win.ch); break; #if BLINKING_CURSOR_PATCH case 7: /* Blinking st cursor */ if (IS_SET(MODE_BLINK)) break; /* FALLTHROUGH */ case 8: /* Steady st cursor */ g.u = stcursor; xdrawglyph(g, cx, cy); break; #endif // BLINKING_CURSOR_PATCH } } else { XftDrawRect(xw.draw, &drawcol, #if ANYSIZE_PATCH win.hborderpx + cx * win.cw, win.vborderpx + cy * win.ch, #else borderpx + cx * win.cw, borderpx + cy * win.ch, #endif // ANYSIZE_PATCH win.cw - 1, 1); XftDrawRect(xw.draw, &drawcol, #if ANYSIZE_PATCH win.hborderpx + cx * win.cw, win.vborderpx + cy * win.ch, #else borderpx + cx * win.cw, borderpx + cy * win.ch, #endif // ANYSIZE_PATCH 1, win.ch - 1); XftDrawRect(xw.draw, &drawcol, #if ANYSIZE_PATCH win.hborderpx + (cx + 1) * win.cw - 1, win.vborderpx + cy * win.ch, #else borderpx + (cx + 1) * win.cw - 1, borderpx + cy * win.ch, #endif // ANYSIZE_PATCH 1, win.ch - 1); XftDrawRect(xw.draw, &drawcol, #if ANYSIZE_PATCH win.hborderpx + cx * win.cw, win.vborderpx + (cy + 1) * win.ch - 1, #else borderpx + cx * win.cw, borderpx + (cy + 1) * win.ch - 1, #endif // ANYSIZE_PATCH win.cw, 1); } } void xsetenv(void) { char buf[sizeof(long) * 8 + 1]; snprintf(buf, sizeof(buf), "%lu", xw.win); setenv("WINDOWID", buf, 1); } void xseticontitle(char *p) { XTextProperty prop; DEFAULT(p, opt_title); if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, &prop) != Success) return; XSetWMIconName(xw.dpy, xw.win, &prop); XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmiconname); XFree(prop.value); } #if CSI_22_23_PATCH void xsettitle(char *p, int pop) { XTextProperty prop; free(titlestack[tstki]); if (pop) { titlestack[tstki] = NULL; tstki = (tstki - 1 + TITLESTACKSIZE) % TITLESTACKSIZE; p = titlestack[tstki] ? titlestack[tstki] : opt_title; } else if (p) { titlestack[tstki] = xstrdup(p); } else { titlestack[tstki] = NULL; p = opt_title; } if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, &prop) != Success) return; XSetWMName(xw.dpy, xw.win, &prop); XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname); XFree(prop.value); } void xpushtitle(void) { int tstkin = (tstki + 1) % TITLESTACKSIZE; free(titlestack[tstkin]); titlestack[tstkin] = titlestack[tstki] ? xstrdup(titlestack[tstki]) : NULL; tstki = tstkin; } void xfreetitlestack(void) { for (int i = 0; i < LEN(titlestack); i++) { free(titlestack[i]); titlestack[i] = NULL; } } #else void xsettitle(char *p) { XTextProperty prop; DEFAULT(p, opt_title); if (Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, &prop) != Success) return; XSetWMName(xw.dpy, xw.win, &prop); XSetTextProperty(xw.dpy, xw.win, &prop, xw.netwmname); XFree(prop.value); } #endif // CSI_22_23_PATCH int xstartdraw(void) { #if W3M_PATCH if (IS_SET(MODE_VISIBLE)) XCopyArea(xw.dpy, xw.win, xw.buf, dc.gc, 0, 0, win.w, win.h, 0, 0); #endif // W3M_PATCH return IS_SET(MODE_VISIBLE); } #if LIGATURES_PATCH && WIDE_GLYPHS_PATCH void xdrawline(Line line, int x1, int y1, int x2) { int i, j, x, ox, numspecs; Glyph new; GlyphFontSeq *seq = xw.specseq; XftGlyphFontSpec *specs = xw.specbuf; /* Draw line in 2 passes: background and foreground. This way wide glyphs won't get truncated (#223) */ /* background */ i = j = ox = 0; for (x = x1; x < x2; x++) { new = line[x]; if (new.mode == ATTR_WDUMMY) continue; if (selected(x, y1)) #if SELECTION_COLORS_PATCH new.mode |= ATTR_SELECTED; #else new.mode ^= ATTR_REVERSE; #endif // SELECTION_COLORS_PATCH if ((i > 0) && ATTRCMP(seq[j].base, new)) { numspecs = xmakeglyphfontspecs(specs, &line[ox], x - ox, ox, y1); xdrawglyphfontspecs(specs, seq[j].base, numspecs, ox, y1, DRAW_BG, x - ox); seq[j].charlen = x - ox; seq[j++].numspecs = numspecs; specs += numspecs; i = 0; } if (i == 0) { ox = x; seq[j].ox= ox; seq[j].base = new; } i++; } if (i > 0) { numspecs = xmakeglyphfontspecs(specs, &line[ox], x2 - ox, ox, y1); xdrawglyphfontspecs(specs, seq[j].base, numspecs, ox, y1, DRAW_BG, x2 - ox); seq[j].charlen = x2 - ox; seq[j++].numspecs = numspecs; } /* foreground */ specs = xw.specbuf; for (i = 0; i < j; i++) { xdrawglyphfontspecs(specs, seq[i].base, seq[i].numspecs, seq[i].ox, y1, DRAW_FG, seq[i].charlen); specs += seq[i].numspecs; } } #elif LIGATURES_PATCH void xdrawline(Line line, int x1, int y1, int x2) { int i, x, ox, numspecs; Glyph base, new; XftGlyphFontSpec *specs = xw.specbuf; i = ox = 0; for (x = x1; x < x2; x++) { new = line[x]; if (new.mode == ATTR_WDUMMY) continue; if (selected(x, y1)) #if SELECTION_COLORS_PATCH new.mode |= ATTR_SELECTED; #else new.mode ^= ATTR_REVERSE; #endif // SELECTION_COLORS_PATCH if ((i > 0) && ATTRCMP(base, new)) { numspecs = xmakeglyphfontspecs(specs, &line[ox], x - ox, ox, y1); xdrawglyphfontspecs(specs, base, numspecs, ox, y1, x - ox); i = 0; } if (i == 0) { ox = x; base = new; } i++; } if (i > 0) { numspecs = xmakeglyphfontspecs(specs, &line[ox], x2 - ox, ox, y1); xdrawglyphfontspecs(specs, base, numspecs, ox, y1, x2 - ox); } } #elif WIDE_GLYPHS_PATCH void xdrawline(Line line, int x1, int y1, int x2) { int i, x, ox, numspecs, numspecs_cached; Glyph base, new; XftGlyphFontSpec *specs; numspecs_cached = xmakeglyphfontspecs(xw.specbuf, &line[x1], x2 - x1, x1, y1); /* Draw line in 2 passes: background and foreground. This way wide glyphs won't get truncated (#223) */ for (int dmode = DRAW_BG; dmode <= DRAW_FG; dmode <<= 1) { specs = xw.specbuf; numspecs = numspecs_cached; i = ox = 0; for (x = x1; x < x2 && i < numspecs; x++) { new = line[x]; if (new.mode == ATTR_WDUMMY) continue; if (selected(x, y1)) #if SELECTION_COLORS_PATCH new.mode |= ATTR_SELECTED; #else new.mode ^= ATTR_REVERSE; #endif // SELECTION_COLORS_PATCH if (i > 0 && ATTRCMP(base, new)) { xdrawglyphfontspecs(specs, base, i, ox, y1, dmode); specs += i; numspecs -= i; i = 0; } if (i == 0) { ox = x; base = new; } i++; } if (i > 0) xdrawglyphfontspecs(specs, base, i, ox, y1, dmode); } } #else // !WIDE_GLYPHS_PATCH and !LIGATURES_PATCH void xdrawline(Line line, int x1, int y1, int x2) { int i, x, ox, numspecs; Glyph base, new; XftGlyphFontSpec *specs = xw.specbuf; numspecs = xmakeglyphfontspecs(specs, &line[x1], x2 - x1, x1, y1); i = ox = 0; for (x = x1; x < x2 && i < numspecs; x++) { new = line[x]; if (new.mode == ATTR_WDUMMY) continue; if (selected(x, y1)) #if SELECTION_COLORS_PATCH new.mode |= ATTR_SELECTED; #else new.mode ^= ATTR_REVERSE; #endif // SELECTION_COLORS_PATCH if (i > 0 && ATTRCMP(base, new)) { xdrawglyphfontspecs(specs, base, i, ox, y1); specs += i; numspecs -= i; i = 0; } if (i == 0) { ox = x; base = new; } i++; } if (i > 0) xdrawglyphfontspecs(specs, base, i, ox, y1); } #endif // WIDE_GLYPHS_PATCH | LIGATURES_PATCH void xfinishdraw(void) { #if SIXEL_PATCH ImageList *im, *next; Imlib_Image origin, scaled; XGCValues gcvalues; GC gc; int width, height; int x, x2, del; Line line; #endif // SIXEL_PATCH #if SIXEL_PATCH for (im = term.images; im; im = next) { next = im->next; /* do not draw or process the image, if it is not visible */ if (im->x >= term.col || im->y >= term.row || im->y < 0) continue; /* scale the image */ width = im->width * win.cw / im->cw; height = im->height * win.ch / im->ch; if (!im->pixmap) { im->pixmap = (void *)XCreatePixmap(xw.dpy, xw.win, width, height, #if ALPHA_PATCH xw.depth #else DefaultDepth(xw.dpy, xw.scr) #endif // ALPHA_PATCH ); if (win.cw == im->cw && win.ch == im->ch) { XImage ximage = { .format = ZPixmap, .data = (char *)im->pixels, .width = im->width, .height = im->height, .xoffset = 0, .byte_order = sixelbyteorder, .bitmap_bit_order = MSBFirst, .bits_per_pixel = 32, .bytes_per_line = im->width * 4, .bitmap_unit = 32, .bitmap_pad = 32, #if ALPHA_PATCH .depth = xw.depth #else .depth = 24 #endif // ALPHA_PATCH }; XPutImage(xw.dpy, (Drawable)im->pixmap, dc.gc, &ximage, 0, 0, 0, 0, width, height); } else { origin = imlib_create_image_using_data(im->width, im->height, (DATA32 *)im->pixels); if (!origin) continue; imlib_context_set_image(origin); imlib_image_set_has_alpha(1); scaled = imlib_create_cropped_scaled_image(0, 0, im->width, im->height, width, height); imlib_free_image_and_decache(); if (!scaled) continue; imlib_context_set_image(scaled); imlib_image_set_has_alpha(1); XImage ximage = { .format = ZPixmap, .data = (char *)imlib_image_get_data_for_reading_only(), .width = width, .height = height, .xoffset = 0, .byte_order = sixelbyteorder, .bitmap_bit_order = MSBFirst, .bits_per_pixel = 32, .bytes_per_line = width * 4, .bitmap_unit = 32, .bitmap_pad = 32, #if ALPHA_PATCH .depth = xw.depth #else .depth = 24 #endif // ALPHA_PATCH }; XPutImage(xw.dpy, (Drawable)im->pixmap, dc.gc, &ximage, 0, 0, 0, 0, width, height); imlib_free_image_and_decache(); } } /* clip the image so it does not go over to borders */ x2 = MIN(im->x + im->cols, term.col); width = MIN(width, (x2 - im->x) * win.cw); /* delete the image if the text cells behind it have been changed */ #if SCROLLBACK_PATCH line = TLINE(im->y); #else line = term.line[im->y]; #endif // SCROLLBACK_PATCH for (del = 0, x = im->x; x < x2; x++) { if ((del = !(line[x].mode & ATTR_SIXEL))) break; } if (del) { delete_image(im); continue; } /* draw the image */ memset(&gcvalues, 0, sizeof(gcvalues)); gcvalues.graphics_exposures = False; gc = XCreateGC(xw.dpy, xw.win, GCGraphicsExposures, &gcvalues); #if ANYSIZE_PATCH XCopyArea(xw.dpy, (Drawable)im->pixmap, xw.buf, gc, 0, 0, width, height, win.hborderpx + im->x * win.cw, win.vborderpx + im->y * win.ch); #else XCopyArea(xw.dpy, (Drawable)im->pixmap, xw.buf, gc, 0, 0, width, height, borderpx + im->x * win.cw, borderpx + im->y * win.ch); #endif // ANYSIZE_PATCH XFreeGC(xw.dpy, gc); } #endif // SIXEL_PATCH #if !SINGLE_DRAWABLE_BUFFER_PATCH XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, win.w, win.h, 0, 0); #endif // SINGLE_DRAWABLE_BUFFER_PATCH XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg].pixel); } void xximspot(int x, int y) { if (xw.ime.xic == NULL) return; xw.ime.spot.x = borderpx + x * win.cw; xw.ime.spot.y = borderpx + (y + 1) * win.ch; XSetICValues(xw.ime.xic, XNPreeditAttributes, xw.ime.spotlist, NULL); } void expose(XEvent *ev) { redraw(); } void visibility(XEvent *ev) { XVisibilityEvent *e = &ev->xvisibility; MODBIT(win.mode, e->state != VisibilityFullyObscured, MODE_VISIBLE); } void unmap(XEvent *ev) { #if ST_EMBEDDER_PATCH if (embed == ev->xunmap.window) { embed = 0; XRaiseWindow(xw.dpy, xw.win); XSetInputFocus(xw.dpy, xw.win, RevertToParent, CurrentTime); } #endif // ST_EMBEDDER_PATCH win.mode &= ~MODE_VISIBLE; } void xsetpointermotion(int set) { #if HIDECURSOR_PATCH if (!set && !xw.pointerisvisible) return; #endif // HIDECURSOR_PATCH #if OPENURLONCLICK_PATCH set = 1; /* keep MotionNotify event enabled */ #endif // OPENURLONCLICK_PATCH MODBIT(xw.attrs.event_mask, set, PointerMotionMask); XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, &xw.attrs); } void xsetmode(int set, unsigned int flags) { int mode = win.mode; MODBIT(win.mode, set, flags); #if SWAPMOUSE_PATCH if ((flags & MODE_MOUSE) #if HIDECURSOR_PATCH && xw.pointerisvisible #endif // HIDECURSOR_PATCH ) { if (win.mode & MODE_MOUSE) XUndefineCursor(xw.dpy, xw.win); else #if HIDECURSOR_PATCH XDefineCursor(xw.dpy, xw.win, xw.vpointer); #else XDefineCursor(xw.dpy, xw.win, cursor); #endif // HIDECURSOR_PATCH } #elif OPENURLONCLICK_PATCH if (win.mode & MODE_MOUSE && xw.pointerisvisible) XDefineCursor(xw.dpy, xw.win, xw.vpointer); #endif // SWAPMOUSE_PATCH if ((win.mode & MODE_REVERSE) != (mode & MODE_REVERSE)) redraw(); } int xsetcursor(int cursor) { #if BLINKING_CURSOR_PATCH if (!BETWEEN(cursor, 0, 8)) /* 7-8: st extensions */ #else if (!BETWEEN(cursor, 0, 7)) /* 7: st extension */ #endif // BLINKING_CURSOR_PATCH return 1; #if DEFAULT_CURSOR_PATCH #if BLINKING_CURSOR_PATCH win.cursor = (cursor ? cursor : cursorstyle); #else win.cursor = (cursor ? cursor : cursorshape); #endif // BLINKING_CURSOR_PATCH #else win.cursor = cursor; #endif // DEFAULT_CURSOR_PATCH #if BLINKING_CURSOR_PATCH cursorblinks = win.cursor == 0 || win.cursor == 1 || win.cursor == 3 || win.cursor == 5 || win.cursor == 7; #endif // BLINKING_CURSOR_PATCH return 0; } void xseturgency(int add) { XWMHints *h = XGetWMHints(xw.dpy, xw.win); MODBIT(h->flags, add, XUrgencyHint); XSetWMHints(xw.dpy, xw.win, h); XFree(h); } void xbell(void) { if (!(IS_SET(MODE_FOCUSED))) xseturgency(1); if (bellvolume) XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL); #if VISUALBELL_1_PATCH if (!bellon) /* turn visual bell on */ bellon = 1; #endif // VISUALBELL_1_PATCH } void focus(XEvent *ev) { XFocusChangeEvent *e = &ev->xfocus; #if ST_EMBEDDER_PATCH if (embed && ev->type == FocusIn) { XRaiseWindow(xw.dpy, embed); XSetInputFocus(xw.dpy, embed, RevertToParent, CurrentTime); sendxembed(XEMBED_FOCUS_IN, XEMBED_FOCUS_CURRENT, 0, 0); sendxembed(XEMBED_WINDOW_ACTIVATE, 0, 0, 0); } #endif // ST_EMBEDDER_PATCH if (e->mode == NotifyGrab) return; if (ev->type == FocusIn) { if (xw.ime.xic) XSetICFocus(xw.ime.xic); win.mode |= MODE_FOCUSED; xseturgency(0); if (IS_SET(MODE_FOCUS)) ttywrite("\033[I", 3, 0); #if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH if (!focused) { focused = 1; xloadcols(); tfulldirt(); } #endif // ALPHA_FOCUS_HIGHLIGHT_PATCH } else { if (xw.ime.xic) XUnsetICFocus(xw.ime.xic); win.mode &= ~MODE_FOCUSED; if (IS_SET(MODE_FOCUS)) ttywrite("\033[O", 3, 0); #if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH if (focused) { focused = 0; xloadcols(); tfulldirt(); } #endif // ALPHA_FOCUS_HIGHLIGHT_PATCH } } int match(uint mask, uint state) { return mask == XK_ANY_MOD || mask == (state & ~ignoremod); } char* kmap(KeySym k, uint state) { Key *kp; int i; /* Check for mapped keys out of X11 function keys. */ for (i = 0; i < LEN(mappedkeys); i++) { if (mappedkeys[i] == k) break; } if (i == LEN(mappedkeys)) { if ((k & 0xFFFF) < 0xFD00) return NULL; } for (kp = key; kp < key + LEN(key); kp++) { if (kp->k != k) continue; if (!match(kp->mask, state)) continue; if (IS_SET(MODE_APPKEYPAD) ? kp->appkey < 0 : kp->appkey > 0) continue; if (IS_SET(MODE_NUMLOCK) && kp->appkey == 2) continue; if (IS_SET(MODE_APPCURSOR) ? kp->appcursor < 0 : kp->appcursor > 0) continue; return kp->s; } return NULL; } void kpress(XEvent *ev) { XKeyEvent *e = &ev->xkey; KeySym ksym = NoSymbol; char buf[64], *customkey; int len, screen; Rune c; Status status; Shortcut *bp; #if HIDECURSOR_PATCH if (xw.pointerisvisible && hidecursor) { #if OPENURLONCLICK_PATCH #if ANYSIZE_PATCH int x = e->x - win.hborderpx; int y = e->y - win.vborderpx; #else int x = e->x - borderpx; int y = e->y - borderpx; #endif // ANYSIZE_PATCH LIMIT(x, 0, win.tw - 1); LIMIT(y, 0, win.th - 1); if (!detecturl(x / win.cw, y / win.ch, 0)) { XDefineCursor(xw.dpy, xw.win, xw.bpointer); xsetpointermotion(1); xw.pointerisvisible = 0; } #else XDefineCursor(xw.dpy, xw.win, xw.bpointer); xsetpointermotion(1); xw.pointerisvisible = 0; #endif // OPENURLONCLICK_PATCH } #endif // HIDECURSOR_PATCH if (IS_SET(MODE_KBDLOCK)) return; if (xw.ime.xic) { len = XmbLookupString(xw.ime.xic, e, buf, sizeof buf, &ksym, &status); if (status == XBufferOverflow) return; } else { len = XLookupString(e, buf, sizeof buf, &ksym, NULL); } #if KEYBOARDSELECT_PATCH if ( IS_SET(MODE_KBDSELECT) ) { if ( match(XK_NO_MOD, e->state) || (XK_Shift_L | XK_Shift_R) & e->state ) win.mode ^= trt_kbdselect(ksym, buf, len); return; } #endif // KEYBOARDSELECT_PATCH screen = tisaltscr() ? S_ALT : S_PRI; /* 1. shortcuts */ for (bp = shortcuts; bp < shortcuts + LEN(shortcuts); bp++) { if (ksym == bp->keysym && match(bp->mod, e->state) && (!bp->screen || bp->screen == screen)) { bp->func(&(bp->arg)); return; } } /* 2. custom keys from config.h */ if ((customkey = kmap(ksym, e->state))) { ttywrite(customkey, strlen(customkey), 1); return; } /* 3. composed string from input method */ if (len == 0) return; if (len == 1 && e->state & Mod1Mask) { if (IS_SET(MODE_8BIT)) { if (*buf < 0177) { c = *buf | 0x80; len = utf8encode(c, buf); } } else { buf[1] = buf[0]; buf[0] = '\033'; len = 2; } } ttywrite(buf, len, 1); } void cmessage(XEvent *e) { /* * See xembed specs * http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html */ if (e->xclient.message_type == xw.xembed && e->xclient.format == 32) { if (e->xclient.data.l[1] == XEMBED_FOCUS_IN) { win.mode |= MODE_FOCUSED; xseturgency(0); } else if (e->xclient.data.l[1] == XEMBED_FOCUS_OUT) { win.mode &= ~MODE_FOCUSED; } } else if (e->xclient.data.l[0] == xw.wmdeletewin) { ttyhangup(); exit(0); } } void resize(XEvent *e) { #if ST_EMBEDDER_PATCH XWindowChanges wc; #endif // ST_EMBEDDER_PATCH #if BACKGROUND_IMAGE_PATCH if (pseudotransparency) { if (e->xconfigure.width == win.w && e->xconfigure.height == win.h && e->xconfigure.x == win.x && e->xconfigure.y == win.y) return; updatexy(); } else #endif // BACKGROUND_IMAGE_PATCH if (e->xconfigure.width == win.w && e->xconfigure.height == win.h) return; #if ST_EMBEDDER_PATCH if (embed) { wc.width = e->xconfigure.width; wc.height = e->xconfigure.height; XConfigureWindow(xw.dpy, embed, CWWidth | CWHeight, &wc); } #endif // ST_EMBEDDER_PATCH cresize(e->xconfigure.width, e->xconfigure.height); } void run(void) { XEvent ev; int w = win.w, h = win.h; fd_set rfd; int xfd = XConnectionNumber(xw.dpy), ttyfd, xev, drawing; struct timespec seltv, *tv, now, lastblink, trigger; double timeout; /* Waiting for window mapping */ do { XNextEvent(xw.dpy, &ev); /* * This XFilterEvent call is required because of XOpenIM. It * does filter out the key event and some client message for * the input method too. */ if (XFilterEvent(&ev, None)) continue; if (ev.type == ConfigureNotify) { w = ev.xconfigure.width; h = ev.xconfigure.height; } } while (ev.type != MapNotify); ttyfd = ttynew(opt_line, shell, opt_io, opt_cmd); cresize(w, h); for (timeout = -1, drawing = 0, lastblink = (struct timespec){0};;) { FD_ZERO(&rfd); FD_SET(ttyfd, &rfd); FD_SET(xfd, &rfd); #if SYNC_PATCH if (XPending(xw.dpy) || ttyread_pending()) #else if (XPending(xw.dpy)) #endif // SYNC_PATCH timeout = 0; /* existing events might not set xfd */ seltv.tv_sec = timeout / 1E3; seltv.tv_nsec = 1E6 * (timeout - 1E3 * seltv.tv_sec); tv = timeout >= 0 ? &seltv : NULL; if (pselect(MAX(xfd, ttyfd)+1, &rfd, NULL, NULL, tv, NULL) < 0) { if (errno == EINTR) continue; die("select failed: %s\n", strerror(errno)); } clock_gettime(CLOCK_MONOTONIC, &now); #if SYNC_PATCH int ttyin = FD_ISSET(ttyfd, &rfd) || ttyread_pending(); if (ttyin) ttyread(); #else if (FD_ISSET(ttyfd, &rfd)) ttyread(); #endif // SYNC_PATCH xev = 0; while (XPending(xw.dpy)) { xev = 1; XNextEvent(xw.dpy, &ev); if (XFilterEvent(&ev, None)) continue; if (handler[ev.type]) (handler[ev.type])(&ev); } /* * To reduce flicker and tearing, when new content or event * triggers drawing, we first wait a bit to ensure we got * everything, and if nothing new arrives - we draw. * We start with trying to wait minlatency ms. If more content * arrives sooner, we retry with shorter and shorter periods, * and eventually draw even without idle after maxlatency ms. * Typically this results in low latency while interacting, * maximum latency intervals during `cat huge.txt`, and perfect * sync with periodic updates from animations/key-repeats/etc. */ #if SYNC_PATCH if (ttyin || xev) #else if (FD_ISSET(ttyfd, &rfd) || xev) #endif // SYNC_PATCH { if (!drawing) { trigger = now; #if BLINKING_CURSOR_PATCH if (IS_SET(MODE_BLINK)) { win.mode ^= MODE_BLINK; } lastblink = now; #endif // BLINKING_CURSOR_PATCH drawing = 1; } timeout = (maxlatency - TIMEDIFF(now, trigger)) \ / maxlatency * minlatency; if (timeout > 0) continue; /* we have time, try to find idle */ } #if SYNC_PATCH if (tinsync(su_timeout)) { /* * on synchronized-update draw-suspension: don't reset * drawing so that we draw ASAP once we can (just after * ESU). it won't be too soon because we already can * draw now but we skip. we set timeout > 0 to draw on * SU-timeout even without new content. */ timeout = minlatency; continue; } #endif // SYNC_PATCH /* idle detected or maxlatency exhausted -> draw */ timeout = -1; #if BLINKING_CURSOR_PATCH if (blinktimeout && (cursorblinks || tattrset(ATTR_BLINK))) #else if (blinktimeout && tattrset(ATTR_BLINK)) #endif // BLINKING_CURSOR_PATCH { timeout = blinktimeout - TIMEDIFF(now, lastblink); if (timeout <= 0) { if (-timeout > blinktimeout) /* start visible */ win.mode |= MODE_BLINK; win.mode ^= MODE_BLINK; tsetdirtattr(ATTR_BLINK); lastblink = now; timeout = blinktimeout; } } #if VISUALBELL_1_PATCH if (bellon) { bellon++; bellon %= 3; MODBIT(win.mode, !IS_SET(MODE_REVERSE), MODE_REVERSE); redraw(); } else draw(); #else draw(); #endif // VISUALBELL_1_PATCH XFlush(xw.dpy); drawing = 0; } } void usage(void) { die("usage: %s [-aiv] [-c class]" #if WORKINGDIR_PATCH " [-d path]" #endif // WORKINGDIR_PATCH " [-f font] [-g geometry]" " [-n name] [-o file]\n" " [-T title] [-t title] [-w windowid]" " [[-e] command [args ...]]\n" " %s [-aiv] [-c class]" #if WORKINGDIR_PATCH " [-d path]" #endif // WORKINGDIR_PATCH " [-f font] [-g geometry]" " [-n name] [-o file]\n" " [-T title] [-t title] [-w windowid] -l line" " [stty_args ...]\n", argv0, argv0); } int main(int argc, char *argv[]) { xw.l = xw.t = 0; xw.isfixed = False; #if BLINKING_CURSOR_PATCH xsetcursor(cursorstyle); #else xsetcursor(cursorshape); #endif // BLINKING_CURSOR_PATCH ARGBEGIN { case 'a': allowaltscreen = 0; break; #if ALPHA_PATCH case 'A': opt_alpha = EARGF(usage()); break; #endif // ALPHA_PATCH case 'c': opt_class = EARGF(usage()); break; #if WORKINGDIR_PATCH case 'd': opt_dir = EARGF(usage()); break; #endif // WORKINGDIR_PATCH case 'e': if (argc > 0) --argc, ++argv; goto run; case 'f': opt_font = EARGF(usage()); break; case 'g': xw.gm = XParseGeometry(EARGF(usage()), &xw.l, &xw.t, &cols, &rows); break; case 'i': xw.isfixed = 1; break; case 'o': opt_io = EARGF(usage()); break; case 'l': opt_line = EARGF(usage()); break; case 'n': opt_name = EARGF(usage()); break; case 't': case 'T': opt_title = EARGF(usage()); break; case 'w': opt_embed = EARGF(usage()); break; case 'v': die("%s " VERSION "\n", argv0); break; default: usage(); } ARGEND; run: if (argc > 0) /* eat all remaining arguments */ opt_cmd = argv; if (!opt_title) opt_title = (opt_line || !opt_cmd) ? "st" : opt_cmd[0]; setlocale(LC_CTYPE, ""); XSetLocaleModifiers(""); #if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH signal(SIGUSR1, sigusr1_reload); #endif // XRESOURCES_RELOAD_PATCH | BACKGROUND_IMAGE_RELOAD_PATCH #if XRESOURCES_PATCH if (!(xw.dpy = XOpenDisplay(NULL))) die("Can't open display\n"); #if LIGATURES_PATCH hbcreatebuffer(); #endif // LIGATURES_PATCH config_init(xw.dpy); #endif // XRESOURCES_PATCH cols = MAX(cols, 1); rows = MAX(rows, 1); #if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH defaultbg = MAX(LEN(colorname), 256); #endif // ALPHA_FOCUS_HIGHLIGHT_PATCH tnew(cols, rows); xinit(cols, rows); #if BACKGROUND_IMAGE_PATCH bginit(); #endif // BACKGROUND_IMAGE_PATCH xsetenv(); selinit(); #if WORKINGDIR_PATCH if (opt_dir && chdir(opt_dir)) die("Can't change to working directory %s\n", opt_dir); #endif // WORKINGDIR_PATCH run(); #if LIGATURES_PATCH hbdestroybuffer(); #endif // LIGATURES_PATCH return 0; }