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141 lines
3.5 KiB
C
141 lines
3.5 KiB
C
/* $Id: screen-redraw.c,v 1.30 2009-03-31 18:39:45 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <string.h>
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#include "tmux.h"
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void screen_redraw_blankx(struct client *, u_int, u_int);
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void screen_redraw_blanky(struct client *, u_int, u_int, char);
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void screen_redraw_line(struct client *, struct screen *, u_int, u_int);
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/* Redraw entire screen.. */
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void
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screen_redraw_screen(struct client *c, struct screen *s)
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{
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struct window *w = c->session->curw->window;
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struct window_pane *wp;
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u_int i, cx, cy, sy;
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int status;
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/* Override the normal screen if one is given. */
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if (s != NULL) {
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for (i = 0; i < screen_size_y(s); i++)
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screen_redraw_line(c, s, 0, i);
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screen_redraw_status(c);
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return;
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}
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status = options_get_number(&c->session->options, "status");
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/* Fill in empty space on the right. */
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if (w->sx < c->tty.sx)
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screen_redraw_blankx(c, w->sx, c->tty.sx - w->sx);
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/* Draw the panes. */
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TAILQ_FOREACH(wp, &w->panes, entry) {
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s = wp->screen;
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sy = screen_size_y(s);
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cx = s->cx;
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cy = s->cy;
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if (wp->yoff + sy <= w->sy) {
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for (i = 0; i < sy; i++) {
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if (wp->yoff + i != c->tty.sy - 1)
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screen_redraw_line(c, s, wp->yoff, i);
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}
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if (TAILQ_NEXT(wp, entry) != NULL)
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screen_redraw_blanky(c, wp->yoff + sy, 1, '-');
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}
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s->cx = cx;
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s->cy = cy;
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}
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/* Fill in empty space below. */
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if (w->sy < c->tty.sy - status)
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screen_redraw_blanky(c, w->sy, c->tty.sy - status - w->sy, '=');
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/* Draw right border line. */
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if (w->sx < c->tty.sx) {
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for (i = 0; i < c->tty.sy; i++) {
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tty_putcode2(&c->tty, TTYC_CUP, i, w->sx);
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tty_putc(&c->tty, '|');
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}
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}
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/* Draw the status line. */
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screen_redraw_status(c);
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}
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/* Draw the status line. */
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void
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screen_redraw_status(struct client *c)
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{
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screen_redraw_line(c, &c->status, c->tty.sy - 1, 0);
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}
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/* Draw blank columns. */
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void
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screen_redraw_blankx(struct client *c, u_int ox, u_int nx)
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{
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u_int i, j;
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tty_putcode(&c->tty, TTYC_SGR0);
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for (j = 0; j < c->tty.sy; j++) {
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tty_putcode2(&c->tty, TTYC_CUP, j, ox);
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for (i = 0; i < nx; i++)
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tty_putc(&c->tty, ' ');
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}
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c->tty.cx = UINT_MAX;
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c->tty.cy = UINT_MAX;
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memcpy(&c->tty.cell, &grid_default_cell, sizeof c->tty.cell);
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}
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/* Draw blank lines. */
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void
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screen_redraw_blanky(struct client *c, u_int oy, u_int ny, char ch)
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{
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u_int i, j;
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tty_putcode(&c->tty, TTYC_SGR0);
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for (j = 0; j < ny; j++) {
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tty_putcode2(&c->tty, TTYC_CUP, oy + j, 0);
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for (i = 0; i < c->tty.sx; i++) {
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if (j == 0)
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tty_putc(&c->tty, ch);
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else
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tty_putc(&c->tty, ' ');
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}
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}
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c->tty.cx = UINT_MAX;
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c->tty.cy = UINT_MAX;
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memcpy(&c->tty.cell, &grid_default_cell, sizeof c->tty.cell);
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}
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/* Draw a line. */
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void
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screen_redraw_line(struct client *c, struct screen *s, u_int oy, u_int py)
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{
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tty_draw_line(&c->tty, s, py, oy);
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}
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