Annotation of src/usr.bin/tmux/screen-redraw.c, Revision 1.48
1.48 ! nicm 1: /* $OpenBSD: screen-redraw.c,v 1.47 2017/10/16 19:30:53 nicm Exp $ */
1.1 nicm 2:
3: /*
1.35 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
1.48 ! nicm 21: #include <stdlib.h>
1.1 nicm 22: #include <string.h>
23:
24: #include "tmux.h"
25:
1.39 nicm 26: static int screen_redraw_cell_border1(struct window_pane *, u_int, u_int);
27: static int screen_redraw_cell_border(struct client *, u_int, u_int);
28: static int screen_redraw_check_cell(struct client *, u_int, u_int, int,
29: struct window_pane **);
30: static int screen_redraw_check_is(u_int, u_int, int, int, struct window *,
31: struct window_pane *, struct window_pane *);
32:
33: static int screen_redraw_make_pane_status(struct client *, struct window *,
34: struct window_pane *);
35: static void screen_redraw_draw_pane_status(struct client *, int);
36:
1.47 nicm 37: static void screen_redraw_draw_borders(struct client *, int, u_int, u_int);
38: static void screen_redraw_draw_panes(struct client *, u_int, u_int);
39: static void screen_redraw_draw_status(struct client *, u_int, u_int);
1.39 nicm 40: static void screen_redraw_draw_number(struct client *, struct window_pane *,
1.47 nicm 41: u_int, u_int);
1.1 nicm 42:
1.6 nicm 43: #define CELL_INSIDE 0
1.7 nicm 44: #define CELL_LEFTRIGHT 1
45: #define CELL_TOPBOTTOM 2
46: #define CELL_TOPLEFT 3
47: #define CELL_TOPRIGHT 4
48: #define CELL_BOTTOMLEFT 5
49: #define CELL_BOTTOMRIGHT 6
50: #define CELL_TOPJOIN 7
51: #define CELL_BOTTOMJOIN 8
52: #define CELL_LEFTJOIN 9
53: #define CELL_RIGHTJOIN 10
54: #define CELL_JOIN 11
55: #define CELL_OUTSIDE 12
1.6 nicm 56:
1.17 nicm 57: #define CELL_BORDERS " xqlkmjwvtun~"
58:
1.36 nicm 59: #define CELL_STATUS_OFF 0
60: #define CELL_STATUS_TOP 1
61: #define CELL_STATUS_BOTTOM 2
62:
1.15 nicm 63: /* Check if cell is on the border of a particular pane. */
1.39 nicm 64: static int
1.15 nicm 65: screen_redraw_cell_border1(struct window_pane *wp, u_int px, u_int py)
66: {
67: /* Inside pane. */
68: if (px >= wp->xoff && px < wp->xoff + wp->sx &&
69: py >= wp->yoff && py < wp->yoff + wp->sy)
70: return (0);
71:
72: /* Left/right borders. */
73: if ((wp->yoff == 0 || py >= wp->yoff - 1) && py <= wp->yoff + wp->sy) {
74: if (wp->xoff != 0 && px == wp->xoff - 1)
75: return (1);
76: if (px == wp->xoff + wp->sx)
1.36 nicm 77: return (2);
1.15 nicm 78: }
79:
80: /* Top/bottom borders. */
81: if ((wp->xoff == 0 || px >= wp->xoff - 1) && px <= wp->xoff + wp->sx) {
82: if (wp->yoff != 0 && py == wp->yoff - 1)
1.36 nicm 83: return (3);
1.15 nicm 84: if (py == wp->yoff + wp->sy)
1.36 nicm 85: return (4);
1.15 nicm 86: }
87:
88: /* Outside pane. */
89: return (-1);
90: }
91:
1.7 nicm 92: /* Check if a cell is on the pane border. */
1.39 nicm 93: static int
1.7 nicm 94: screen_redraw_cell_border(struct client *c, u_int px, u_int py)
1.1 nicm 95: {
96: struct window *w = c->session->curw->window;
97: struct window_pane *wp;
1.15 nicm 98: int retval;
1.1 nicm 99:
1.7 nicm 100: /* Check all the panes. */
1.1 nicm 101: TAILQ_FOREACH(wp, &w->panes, entry) {
1.3 nicm 102: if (!window_pane_visible(wp))
103: continue;
1.15 nicm 104: if ((retval = screen_redraw_cell_border1(wp, px, py)) != -1)
1.36 nicm 105: return (!!retval);
1.7 nicm 106: }
107:
108: return (0);
109: }
110:
111: /* Check if cell inside a pane. */
1.39 nicm 112: static int
1.36 nicm 113: screen_redraw_check_cell(struct client *c, u_int px, u_int py, int pane_status,
1.24 nicm 114: struct window_pane **wpp)
1.7 nicm 115: {
116: struct window *w = c->session->curw->window;
117: struct window_pane *wp;
118: int borders;
1.36 nicm 119: u_int right, line;
1.7 nicm 120:
1.39 nicm 121: *wpp = NULL;
122:
1.7 nicm 123: if (px > w->sx || py > w->sy)
124: return (CELL_OUTSIDE);
125:
1.36 nicm 126: if (pane_status != CELL_STATUS_OFF) {
127: TAILQ_FOREACH(wp, &w->panes, entry) {
128: if (!window_pane_visible(wp))
129: continue;
130:
131: if (pane_status == CELL_STATUS_TOP)
132: line = wp->yoff - 1;
133: else
134: line = wp->yoff + wp->sy;
135: right = wp->xoff + 2 + wp->status_size - 1;
136:
137: if (py == line && px >= wp->xoff + 2 && px <= right)
138: return (CELL_INSIDE);
139: }
140: }
141:
1.7 nicm 142: TAILQ_FOREACH(wp, &w->panes, entry) {
143: if (!window_pane_visible(wp))
144: continue;
1.24 nicm 145: *wpp = wp;
1.7 nicm 146:
147: /* If outside the pane and its border, skip it. */
148: if ((wp->xoff != 0 && px < wp->xoff - 1) ||
149: px > wp->xoff + wp->sx ||
150: (wp->yoff != 0 && py < wp->yoff - 1) ||
151: py > wp->yoff + wp->sy)
152: continue;
153:
154: /* If definitely inside, return so. */
155: if (!screen_redraw_cell_border(c, px, py))
156: return (CELL_INSIDE);
157:
1.14 nicm 158: /*
1.7 nicm 159: * Construct a bitmask of whether the cells to the left (bit
160: * 4), right, top, and bottom (bit 1) of this cell are borders.
161: */
162: borders = 0;
163: if (px == 0 || screen_redraw_cell_border(c, px - 1, py))
164: borders |= 8;
165: if (px <= w->sx && screen_redraw_cell_border(c, px + 1, py))
166: borders |= 4;
1.36 nicm 167: if (pane_status == CELL_STATUS_TOP) {
168: if (py != 0 && screen_redraw_cell_border(c, px, py - 1))
169: borders |= 2;
170: } else {
171: if (py == 0 || screen_redraw_cell_border(c, px, py - 1))
172: borders |= 2;
173: }
1.7 nicm 174: if (py <= w->sy && screen_redraw_cell_border(c, px, py + 1))
175: borders |= 1;
176:
1.14 nicm 177: /*
1.7 nicm 178: * Figure out what kind of border this cell is. Only one bit
179: * set doesn't make sense (can't have a border cell with no
180: * others connected).
181: */
182: switch (borders) {
183: case 15: /* 1111, left right top bottom */
184: return (CELL_JOIN);
185: case 14: /* 1110, left right top */
186: return (CELL_BOTTOMJOIN);
187: case 13: /* 1101, left right bottom */
188: return (CELL_TOPJOIN);
189: case 12: /* 1100, left right */
190: return (CELL_TOPBOTTOM);
191: case 11: /* 1011, left top bottom */
192: return (CELL_RIGHTJOIN);
193: case 10: /* 1010, left top */
194: return (CELL_BOTTOMRIGHT);
195: case 9: /* 1001, left bottom */
196: return (CELL_TOPRIGHT);
197: case 7: /* 0111, right top bottom */
198: return (CELL_LEFTJOIN);
199: case 6: /* 0110, right top */
200: return (CELL_BOTTOMLEFT);
201: case 5: /* 0101, right bottom */
202: return (CELL_TOPLEFT);
203: case 3: /* 0011, top bottom */
204: return (CELL_LEFTRIGHT);
1.1 nicm 205: }
206: }
207:
1.6 nicm 208: return (CELL_OUTSIDE);
1.1 nicm 209: }
210:
1.32 nicm 211: /* Check if the border of a particular pane. */
1.39 nicm 212: static int
1.36 nicm 213: screen_redraw_check_is(u_int px, u_int py, int type, int pane_status,
214: struct window *w, struct window_pane *wantwp, struct window_pane *wp)
1.24 nicm 215: {
1.36 nicm 216: int border;
217:
1.24 nicm 218: /* Is this off the active pane border? */
1.36 nicm 219: border = screen_redraw_cell_border1(wantwp, px, py);
220: if (border == 0 || border == -1)
221: return (0);
222: if (pane_status == CELL_STATUS_TOP && border == 4)
223: return (0);
224: if (pane_status == CELL_STATUS_BOTTOM && border == 3)
1.24 nicm 225: return (0);
226:
227: /* If there are more than two panes, that's enough. */
228: if (window_count_panes(w) != 2)
229: return (1);
230:
231: /* Else if the cell is not a border cell, forget it. */
232: if (wp == NULL || (type == CELL_OUTSIDE || type == CELL_INSIDE))
233: return (1);
234:
1.36 nicm 235: /* With status lines mark the entire line. */
236: if (pane_status != CELL_STATUS_OFF)
237: return (1);
238:
1.24 nicm 239: /* Check if the pane covers the whole width. */
240: if (wp->xoff == 0 && wp->sx == w->sx) {
241: /* This can either be the top pane or the bottom pane. */
242: if (wp->yoff == 0) { /* top pane */
1.32 nicm 243: if (wp == wantwp)
1.24 nicm 244: return (px <= wp->sx / 2);
245: return (px > wp->sx / 2);
246: }
247: return (0);
248: }
249:
250: /* Check if the pane covers the whole height. */
251: if (wp->yoff == 0 && wp->sy == w->sy) {
252: /* This can either be the left pane or the right pane. */
253: if (wp->xoff == 0) { /* left pane */
1.32 nicm 254: if (wp == wantwp)
1.24 nicm 255: return (py <= wp->sy / 2);
256: return (py > wp->sy / 2);
257: }
258: return (0);
259: }
260:
1.36 nicm 261: return (1);
262: }
263:
264: /* Update pane status. */
1.39 nicm 265: static int
1.36 nicm 266: screen_redraw_make_pane_status(struct client *c, struct window *w,
267: struct window_pane *wp)
268: {
269: struct grid_cell gc;
270: const char *fmt;
271: struct format_tree *ft;
272: char *out;
1.40 nicm 273: size_t outlen;
1.36 nicm 274: struct screen_write_ctx ctx;
1.40 nicm 275: struct screen old;
1.36 nicm 276:
277: if (wp == w->active)
278: style_apply(&gc, w->options, "pane-active-border-style");
279: else
280: style_apply(&gc, w->options, "pane-border-style");
281:
282: fmt = options_get_string(w->options, "pane-border-format");
283:
1.46 nicm 284: ft = format_create(c, NULL, FORMAT_PANE|wp->id, 0);
1.36 nicm 285: format_defaults(ft, c, NULL, NULL, wp);
286:
1.40 nicm 287: memcpy(&old, &wp->status_screen, sizeof old);
1.36 nicm 288: screen_init(&wp->status_screen, wp->sx, 1, 0);
289: wp->status_screen.mode = 0;
290:
291: out = format_expand(ft, fmt);
292: outlen = screen_write_cstrlen("%s", out);
293: if (outlen > wp->sx - 4)
294: outlen = wp->sx - 4;
295: screen_resize(&wp->status_screen, outlen, 1, 0);
296:
297: screen_write_start(&ctx, NULL, &wp->status_screen);
298: screen_write_cursormove(&ctx, 0, 0);
1.41 nicm 299: screen_write_clearline(&ctx, 8);
1.36 nicm 300: screen_write_cnputs(&ctx, outlen, &gc, "%s", out);
301: screen_write_stop(&ctx);
302:
1.48 ! nicm 303: free(out);
1.36 nicm 304: format_free(ft);
305:
306: wp->status_size = outlen;
1.40 nicm 307:
308: if (grid_compare(wp->status_screen.grid, old.grid) == 0) {
309: screen_free(&old);
310: return (0);
311: }
312: screen_free(&old);
313: return (1);
1.36 nicm 314: }
315:
316: /* Draw pane status. */
1.39 nicm 317: static void
1.36 nicm 318: screen_redraw_draw_pane_status(struct client *c, int pane_status)
319: {
320: struct window *w = c->session->curw->window;
321: struct options *oo = c->session->options;
322: struct tty *tty = &c->tty;
323: struct window_pane *wp;
324: int spos;
325: u_int yoff;
326:
327: spos = options_get_number(oo, "status-position");
328: TAILQ_FOREACH(wp, &w->panes, entry) {
1.40 nicm 329: if (!window_pane_visible(wp))
330: continue;
1.36 nicm 331: if (pane_status == CELL_STATUS_TOP)
332: yoff = wp->yoff - 1;
333: else
334: yoff = wp->yoff + wp->sy;
335: if (spos == 0)
336: yoff += 1;
337:
338: tty_draw_line(tty, NULL, &wp->status_screen, 0, wp->xoff + 2,
339: yoff);
340: }
341: tty_cursor(tty, 0, 0);
1.24 nicm 342: }
343:
1.38 nicm 344: /* Update status line and change flags if unchanged. */
345: void
346: screen_redraw_update(struct client *c)
347: {
348: struct window *w = c->session->curw->window;
349: struct window_pane *wp;
350: struct options *wo = w->options;
351: int redraw;
352:
353: if (c->message_string != NULL)
354: redraw = status_message_redraw(c);
355: else if (c->prompt_string != NULL)
356: redraw = status_prompt_redraw(c);
357: else
358: redraw = status_redraw(c);
359: if (!redraw)
360: c->flags &= ~CLIENT_STATUS;
361:
362: if (options_get_number(wo, "pane-border-status") != CELL_STATUS_OFF) {
363: redraw = 0;
364: TAILQ_FOREACH(wp, &w->panes, entry) {
365: if (screen_redraw_make_pane_status(c, w, wp))
366: redraw = 1;
367: }
368: if (redraw)
369: c->flags |= CLIENT_BORDERS;
370: }
371: }
372:
1.4 nicm 373: /* Redraw entire screen. */
1.1 nicm 374: void
1.26 nicm 375: screen_redraw_screen(struct client *c, int draw_panes, int draw_status,
376: int draw_borders)
1.1 nicm 377: {
1.36 nicm 378: struct options *oo = c->session->options;
379: struct tty *tty = &c->tty;
380: struct window *w = c->session->curw->window;
1.38 nicm 381: struct options *wo = w->options;
1.47 nicm 382: u_int top, lines;
383: int position, pane_status;
1.18 nicm 384:
385: if (c->flags & CLIENT_SUSPENDED)
386: return;
1.1 nicm 387:
1.47 nicm 388: if (c->flags & CLIENT_STATUSOFF)
389: lines = 0;
390: else
391: lines = status_line_size(c->session);
1.4 nicm 392: if (c->message_string != NULL || c->prompt_string != NULL)
1.47 nicm 393: lines = (lines == 0) ? 1 : lines;
394:
395: position = options_get_number(oo, "status-position");
396: if (lines != 0 && position == 0)
397: top = 1;
1.4 nicm 398: else
1.47 nicm 399: top = 0;
400:
401: if (lines == 0)
1.26 nicm 402: draw_status = 0;
403:
1.38 nicm 404: if (draw_borders) {
405: pane_status = options_get_number(wo, "pane-border-status");
1.47 nicm 406: screen_redraw_draw_borders(c, pane_status, lines, top);
1.38 nicm 407: if (pane_status != CELL_STATUS_OFF)
408: screen_redraw_draw_pane_status(c, pane_status);
409: }
1.26 nicm 410: if (draw_panes)
1.47 nicm 411: screen_redraw_draw_panes(c, lines, top);
1.26 nicm 412: if (draw_status)
1.47 nicm 413: screen_redraw_draw_status(c, lines, top);
1.26 nicm 414: tty_reset(tty);
415: }
1.4 nicm 416:
1.26 nicm 417: /* Draw a single pane. */
418: void
419: screen_redraw_pane(struct client *c, struct window_pane *wp)
420: {
421: u_int i, yoff;
422:
423: if (!window_pane_visible(wp))
1.4 nicm 424: return;
1.1 nicm 425:
1.26 nicm 426: yoff = wp->yoff;
427: if (status_at_line(c) == 0)
1.47 nicm 428: yoff += status_line_size(c->session);
1.44 nicm 429:
1.45 nicm 430: log_debug("%s: redraw pane %%%u (at %u,%u)", c->name, wp->id,
1.44 nicm 431: wp->xoff, yoff);
1.26 nicm 432:
433: for (i = 0; i < wp->sy; i++)
1.30 nicm 434: tty_draw_pane(&c->tty, wp, i, wp->xoff, yoff);
1.26 nicm 435: tty_reset(&c->tty);
436: }
437:
438: /* Draw the borders. */
1.39 nicm 439: static void
1.47 nicm 440: screen_redraw_draw_borders(struct client *c, int pane_status, u_int lines,
1.36 nicm 441: u_int top)
1.26 nicm 442: {
1.32 nicm 443: struct session *s = c->session;
444: struct window *w = s->curw->window;
1.33 nicm 445: struct options *oo = w->options;
1.26 nicm 446: struct tty *tty = &c->tty;
447: struct window_pane *wp;
1.32 nicm 448: struct grid_cell m_active_gc, active_gc, m_other_gc, other_gc;
449: struct grid_cell msg_gc;
1.28 nicm 450: u_int i, j, type, msgx = 0, msgy = 0;
1.32 nicm 451: int active, small, flags;
1.28 nicm 452: char msg[256];
453: const char *tmp;
454: size_t msglen = 0;
455:
1.47 nicm 456: small = (tty->sy - lines + top > w->sy) || (tty->sx > w->sx);
1.28 nicm 457: if (small) {
458: flags = w->flags & (WINDOW_FORCEWIDTH|WINDOW_FORCEHEIGHT);
459: if (flags == (WINDOW_FORCEWIDTH|WINDOW_FORCEHEIGHT))
460: tmp = "force-width, force-height";
461: else if (flags == WINDOW_FORCEWIDTH)
462: tmp = "force-width";
463: else if (flags == WINDOW_FORCEHEIGHT)
464: tmp = "force-height";
1.47 nicm 465: else if (c->flags & CLIENT_STATUSOFF)
466: tmp = "status line";
1.28 nicm 467: else
468: tmp = "a smaller client";
469: xsnprintf(msg, sizeof msg, "(size %ux%u from %s)",
470: w->sx, w->sy, tmp);
471: msglen = strlen(msg);
472:
1.47 nicm 473: if (tty->sy - 1 - lines + top > w->sy && tty->sx >= msglen) {
1.28 nicm 474: msgx = tty->sx - msglen;
1.47 nicm 475: msgy = tty->sy - 1 - lines + top;
1.28 nicm 476: } else if (tty->sx - w->sx > msglen) {
477: msgx = tty->sx - msglen;
1.47 nicm 478: msgy = tty->sy - 1 - lines + top;
1.28 nicm 479: } else
480: small = 0;
481: }
1.26 nicm 482:
1.25 nicm 483: style_apply(&other_gc, oo, "pane-border-style");
484: style_apply(&active_gc, oo, "pane-active-border-style");
1.26 nicm 485: active_gc.attr = other_gc.attr = GRID_ATTR_CHARSET;
1.15 nicm 486:
1.32 nicm 487: memcpy(&m_other_gc, &other_gc, sizeof m_other_gc);
488: m_other_gc.attr ^= GRID_ATTR_REVERSE;
489: memcpy(&m_active_gc, &active_gc, sizeof m_active_gc);
490: m_active_gc.attr ^= GRID_ATTR_REVERSE;
491:
1.47 nicm 492: for (j = 0; j < tty->sy - lines; j++) {
1.1 nicm 493: for (i = 0; i < tty->sx; i++) {
1.36 nicm 494: type = screen_redraw_check_cell(c, i, j, pane_status,
495: &wp);
1.15 nicm 496: if (type == CELL_INSIDE)
497: continue;
1.32 nicm 498: if (type == CELL_OUTSIDE && small &&
499: i > msgx && j == msgy)
1.28 nicm 500: continue;
1.36 nicm 501: active = screen_redraw_check_is(i, j, type, pane_status,
502: w, w->active, wp);
1.34 nicm 503: if (server_is_marked(s, s->curw, marked_pane.wp) &&
1.36 nicm 504: screen_redraw_check_is(i, j, type, pane_status, w,
1.34 nicm 505: marked_pane.wp, wp)) {
1.32 nicm 506: if (active)
507: tty_attributes(tty, &m_active_gc, NULL);
508: else
509: tty_attributes(tty, &m_other_gc, NULL);
510: } else if (active)
1.30 nicm 511: tty_attributes(tty, &active_gc, NULL);
1.15 nicm 512: else
1.30 nicm 513: tty_attributes(tty, &other_gc, NULL);
1.47 nicm 514: if (top)
515: tty_cursor(tty, i, lines + j);
516: else
517: tty_cursor(tty, i, j);
1.17 nicm 518: tty_putc(tty, CELL_BORDERS[type]);
1.1 nicm 519: }
1.28 nicm 520: }
521:
522: if (small) {
523: memcpy(&msg_gc, &grid_default_cell, sizeof msg_gc);
1.30 nicm 524: tty_attributes(tty, &msg_gc, NULL);
1.28 nicm 525: tty_cursor(tty, msgx, msgy);
526: tty_puts(tty, msg);
1.1 nicm 527: }
1.26 nicm 528: }
1.1 nicm 529:
1.26 nicm 530: /* Draw the panes. */
1.39 nicm 531: static void
1.47 nicm 532: screen_redraw_draw_panes(struct client *c, u_int lines, u_int top)
1.26 nicm 533: {
534: struct window *w = c->session->curw->window;
535: struct tty *tty = &c->tty;
536: struct window_pane *wp;
1.47 nicm 537: u_int i, y;
538:
539: if (top)
540: y = lines;
541: else
542: y = 0;
1.15 nicm 543:
1.1 nicm 544: TAILQ_FOREACH(wp, &w->panes, entry) {
1.3 nicm 545: if (!window_pane_visible(wp))
1.1 nicm 546: continue;
1.26 nicm 547: for (i = 0; i < wp->sy; i++)
1.47 nicm 548: tty_draw_pane(tty, wp, i, wp->xoff, y + wp->yoff);
1.10 nicm 549: if (c->flags & CLIENT_IDENTIFY)
1.47 nicm 550: screen_redraw_draw_number(c, wp, lines, top);
1.1 nicm 551: }
552: }
553:
1.26 nicm 554: /* Draw the status line. */
1.39 nicm 555: static void
1.47 nicm 556: screen_redraw_draw_status(struct client *c, u_int lines, u_int top)
1.1 nicm 557: {
1.26 nicm 558: struct tty *tty = &c->tty;
1.47 nicm 559: u_int i, y;
1.23 nicm 560:
1.26 nicm 561: if (top)
1.47 nicm 562: y = 0;
1.26 nicm 563: else
1.47 nicm 564: y = tty->sy - lines;
565: for (i = 0; i < lines; i++)
566: tty_draw_line(tty, NULL, &c->status, i, 0, y);
1.10 nicm 567: }
568:
569: /* Draw number on a pane. */
1.39 nicm 570: static void
1.47 nicm 571: screen_redraw_draw_number(struct client *c, struct window_pane *wp,
572: u_int lines, u_int top)
1.10 nicm 573: {
574: struct tty *tty = &c->tty;
575: struct session *s = c->session;
1.33 nicm 576: struct options *oo = s->options;
1.16 nicm 577: struct window *w = wp->window;
1.10 nicm 578: struct grid_cell gc;
1.12 nicm 579: u_int idx, px, py, i, j, xoff, yoff;
1.16 nicm 580: int colour, active_colour;
1.10 nicm 581: char buf[16], *ptr;
582: size_t len;
583:
1.19 nicm 584: if (window_pane_index(wp, &idx) != 0)
585: fatalx("index not found");
1.10 nicm 586: len = xsnprintf(buf, sizeof buf, "%u", idx);
587:
588: if (wp->sx < len)
589: return;
1.16 nicm 590: colour = options_get_number(oo, "display-panes-colour");
591: active_colour = options_get_number(oo, "display-panes-active-colour");
1.10 nicm 592:
1.12 nicm 593: px = wp->sx / 2; py = wp->sy / 2;
594: xoff = wp->xoff; yoff = wp->yoff;
1.31 nicm 595:
596: if (top)
1.47 nicm 597: yoff += lines;
1.12 nicm 598:
1.10 nicm 599: if (wp->sx < len * 6 || wp->sy < 5) {
1.12 nicm 600: tty_cursor(tty, xoff + px - len / 2, yoff + py);
1.20 nicm 601: goto draw_text;
1.10 nicm 602: }
1.14 nicm 603:
1.10 nicm 604: px -= len * 3;
605: py -= 2;
606:
1.25 nicm 607: memcpy(&gc, &grid_default_cell, sizeof gc);
1.16 nicm 608: if (w->active == wp)
1.37 nicm 609: gc.bg = active_colour;
1.16 nicm 610: else
1.37 nicm 611: gc.bg = colour;
1.42 nicm 612: gc.flags |= GRID_FLAG_NOPALETTE;
613:
1.30 nicm 614: tty_attributes(tty, &gc, wp);
1.10 nicm 615: for (ptr = buf; *ptr != '\0'; ptr++) {
616: if (*ptr < '0' || *ptr > '9')
617: continue;
618: idx = *ptr - '0';
1.14 nicm 619:
1.10 nicm 620: for (j = 0; j < 5; j++) {
621: for (i = px; i < px + 5; i++) {
1.12 nicm 622: tty_cursor(tty, xoff + i, yoff + py + j);
1.27 nicm 623: if (window_clock_table[idx][j][i - px])
1.11 nicm 624: tty_putc(tty, ' ');
1.10 nicm 625: }
626: }
627: px += 6;
628: }
1.20 nicm 629:
630: len = xsnprintf(buf, sizeof buf, "%ux%u", wp->sx, wp->sy);
631: if (wp->sx < len || wp->sy < 6)
632: return;
633: tty_cursor(tty, xoff + wp->sx - len, yoff);
634:
635: draw_text:
1.25 nicm 636: memcpy(&gc, &grid_default_cell, sizeof gc);
1.20 nicm 637: if (w->active == wp)
1.37 nicm 638: gc.fg = active_colour;
1.20 nicm 639: else
1.37 nicm 640: gc.fg = colour;
1.42 nicm 641: gc.flags |= GRID_FLAG_NOPALETTE;
642:
1.30 nicm 643: tty_attributes(tty, &gc, wp);
1.20 nicm 644: tty_puts(tty, buf);
645:
646: tty_cursor(tty, 0, 0);
1.1 nicm 647: }
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