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Merge branch 'obsd-master'

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This commit is contained in:
Thomas Adam 2019-03-13 00:02:38 +00:00
commit b03f58b977
3 changed files with 72 additions and 47 deletions
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78
grid.c
View File

@ -39,8 +39,13 @@
const struct grid_cell grid_default_cell = { const struct grid_cell grid_default_cell = {
0, 0, 8, 8, { { ' ' }, 0, 1, 1 } 0, 0, 8, 8, { { ' ' }, 0, 1, 1 }
}; };
static const struct grid_cell_entry grid_default_entry = {
0, { .data = { 0, 8, 8, ' ' } } /* Cleared grid cell data. */
const struct grid_cell grid_cleared_cell = {
GRID_FLAG_CLEARED, 0, 8, 8, { { ' ' }, 0, 1, 1 }
};
static const struct grid_cell_entry grid_cleared_entry = {
GRID_FLAG_CLEARED, { .data = { 0, 8, 8, ' ' } }
}; };
static void grid_empty_line(struct grid *, u_int, u_int); static void grid_empty_line(struct grid *, u_int, u_int);
@ -50,7 +55,7 @@ static void
grid_store_cell(struct grid_cell_entry *gce, const struct grid_cell *gc, grid_store_cell(struct grid_cell_entry *gce, const struct grid_cell *gc,
u_char c) u_char c)
{ {
gce->flags = gc->flags; gce->flags = (gc->flags & ~GRID_FLAG_CLEARED);
gce->data.fg = gc->fg & 0xff; gce->data.fg = gc->fg & 0xff;
if (gc->fg & COLOUR_FLAG_256) if (gc->fg & COLOUR_FLAG_256)
@ -64,7 +69,7 @@ grid_store_cell(struct grid_cell_entry *gce, const struct grid_cell *gc,
gce->data.data = c; gce->data.data = c;
} }
/* Check if a cell should be extended. */ /* Check if a cell should be an extended cell. */
static int static int
grid_need_extended_cell(const struct grid_cell_entry *gce, grid_need_extended_cell(const struct grid_cell_entry *gce,
const struct grid_cell *gc) const struct grid_cell *gc)
@ -80,6 +85,40 @@ grid_need_extended_cell(const struct grid_cell_entry *gce,
return (0); return (0);
} }
/* Get an extended cell. */
static void
grid_get_extended_cell(struct grid_line *gl, struct grid_cell_entry *gce,
int flags)
{
u_int at = gl->extdsize + 1;
gl->extddata = xreallocarray(gl->extddata, at, sizeof *gl->extddata);
gl->extdsize = at;
gce->offset = at - 1;
gce->flags = (flags | GRID_FLAG_EXTENDED);
}
/* Set cell as extended. */
static struct grid_cell *
grid_extended_cell(struct grid_line *gl, struct grid_cell_entry *gce,
const struct grid_cell *gc)
{
struct grid_cell *gcp;
int flags = (gc->flags & ~GRID_FLAG_CLEARED);
if (~gce->flags & GRID_FLAG_EXTENDED)
grid_get_extended_cell(gl, gce, flags);
else if (gce->offset >= gl->extdsize)
fatalx("offset too big");
gl->flags |= GRID_LINE_EXTENDED;
gcp = &gl->extddata[gce->offset];
memcpy(gcp, gc, sizeof *gcp);
gcp->flags = flags;
return (gcp);
}
/* Free up unused extended cells. */ /* Free up unused extended cells. */
static void static void
grid_compact_line(struct grid_line *gl) grid_compact_line(struct grid_line *gl)
@ -122,29 +161,6 @@ grid_compact_line(struct grid_line *gl)
gl->extdsize = new_extdsize; gl->extdsize = new_extdsize;
} }
/* Set cell as extended. */
static struct grid_cell *
grid_extended_cell(struct grid_line *gl, struct grid_cell_entry *gce,
const struct grid_cell *gc)
{
struct grid_cell *gcp;
gl->flags |= GRID_LINE_EXTENDED;
if (~gce->flags & GRID_FLAG_EXTENDED) {
gl->extddata = xreallocarray(gl->extddata, gl->extdsize + 1,
sizeof *gl->extddata);
gce->offset = gl->extdsize++;
gce->flags = gc->flags | GRID_FLAG_EXTENDED;
}
if (gce->offset >= gl->extdsize)
fatalx("offset too big");
gcp = &gl->extddata[gce->offset];
memcpy(gcp, gc, sizeof *gcp);
return (gcp);
}
/* Get line data. */ /* Get line data. */
struct grid_line * struct grid_line *
grid_get_line(struct grid *gd, u_int line) grid_get_line(struct grid *gd, u_int line)
@ -167,9 +183,13 @@ grid_clear_cell(struct grid *gd, u_int px, u_int py, u_int bg)
struct grid_cell_entry *gce = &gl->celldata[px]; struct grid_cell_entry *gce = &gl->celldata[px];
struct grid_cell *gc; struct grid_cell *gc;
memcpy(gce, &grid_default_entry, sizeof *gce); memcpy(gce, &grid_cleared_entry, sizeof *gce);
if (bg & COLOUR_FLAG_RGB) { if (bg & COLOUR_FLAG_RGB) {
gc = grid_extended_cell(gl, gce, &grid_default_cell); grid_get_extended_cell(gl, gce, gce->flags);
gl->flags |= GRID_LINE_EXTENDED;
gc = &gl->extddata[gce->offset];
memcpy(gc, &grid_cleared_cell, sizeof *gc);
gc->bg = bg; gc->bg = bg;
} else { } else {
if (bg & COLOUR_FLAG_256) if (bg & COLOUR_FLAG_256)

1
tmux.h
View File

@ -581,6 +581,7 @@ enum utf8_state {
#define GRID_FLAG_EXTENDED 0x8 #define GRID_FLAG_EXTENDED 0x8
#define GRID_FLAG_SELECTED 0x10 #define GRID_FLAG_SELECTED 0x10
#define GRID_FLAG_NOPALETTE 0x20 #define GRID_FLAG_NOPALETTE 0x20
#define GRID_FLAG_CLEARED 0x40
/* Grid line flags. */ /* Grid line flags. */
#define GRID_LINE_WRAPPED 0x1 #define GRID_LINE_WRAPPED 0x1

36
tty.c
View File

@ -1208,7 +1208,7 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
u_int i, j, ux, sx, width; u_int i, j, ux, sx, width;
int flags, cleared = 0; int flags, cleared = 0;
char buf[512]; char buf[512];
size_t len, old_len; size_t len;
u_int cellsize; u_int cellsize;
log_debug("%s: px=%u py=%u nx=%u atx=%u aty=%u", __func__, log_debug("%s: px=%u py=%u nx=%u atx=%u aty=%u", __func__,
@ -1263,8 +1263,6 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
tty_putcode(tty, TTYC_EL1); tty_putcode(tty, TTYC_EL1);
cleared = 1; cleared = 1;
} }
if (px + sx != 0)
tty_cursor(tty, atx, aty);
} else } else
log_debug("%s: wrapped line %u", __func__, aty); log_debug("%s: wrapped line %u", __func__, aty);
@ -1281,10 +1279,17 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
gcp->attr != last.attr || gcp->attr != last.attr ||
gcp->fg != last.fg || gcp->fg != last.fg ||
gcp->bg != last.bg || gcp->bg != last.bg ||
ux + width + gcp->data.width >= nx || ux + width + gcp->data.width > nx ||
(sizeof buf) - len < gcp->data.size)) { (sizeof buf) - len < gcp->data.size)) {
if (last.flags & GRID_FLAG_CLEARED) {
log_debug("%s: %zu cleared", __func__, len);
tty_clear_line(tty, wp, aty, atx + ux, width,
last.bg);
} else {
tty_attributes(tty, &last, wp); tty_attributes(tty, &last, wp);
tty_cursor(tty, atx + ux, aty);
tty_putn(tty, buf, len, width); tty_putn(tty, buf, len, width);
}
ux += width; ux += width;
len = 0; len = 0;
@ -1297,6 +1302,7 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
memcpy(&last, gcp, sizeof last); memcpy(&last, gcp, sizeof last);
if (ux + gcp->data.width > nx) { if (ux + gcp->data.width > nx) {
tty_attributes(tty, &last, wp); tty_attributes(tty, &last, wp);
tty_cursor(tty, atx + ux, aty);
for (j = 0; j < gcp->data.width; j++) { for (j = 0; j < gcp->data.width; j++) {
if (ux + j > nx) if (ux + j > nx)
break; break;
@ -1305,6 +1311,7 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
} }
} else if (gcp->attr & GRID_ATTR_CHARSET) { } else if (gcp->attr & GRID_ATTR_CHARSET) {
tty_attributes(tty, &last, wp); tty_attributes(tty, &last, wp);
tty_cursor(tty, atx + ux, aty);
for (j = 0; j < gcp->data.size; j++) for (j = 0; j < gcp->data.size; j++)
tty_putc(tty, gcp->data.data[j]); tty_putc(tty, gcp->data.data[j]);
ux += gc.data.width; ux += gc.data.width;
@ -1314,24 +1321,21 @@ tty_draw_line(struct tty *tty, const struct window_pane *wp,
width += gcp->data.width; width += gcp->data.width;
} }
} }
if (len != 0) { if (len != 0 && ((~last.flags & GRID_FLAG_CLEARED) || last.bg != 8)) {
if (grid_cells_equal(&last, &grid_default_cell)) { if (last.flags & GRID_FLAG_CLEARED) {
old_len = len; log_debug("%s: %zu cleared (end)", __func__, len);
while (len > 0 && buf[len - 1] == ' ') { tty_clear_line(tty, wp, aty, atx + ux, width, last.bg);
len--; } else {
width--;
}
log_debug("%s: trimmed %zu spaces", __func__,
old_len - len);
}
if (len != 0) {
tty_attributes(tty, &last, wp); tty_attributes(tty, &last, wp);
tty_cursor(tty, atx + ux, aty);
tty_putn(tty, buf, len, width); tty_putn(tty, buf, len, width);
ux += width;
} }
ux += width;
} }
if (!cleared && ux < nx) { if (!cleared && ux < nx) {
log_debug("%s: %u to end of line (%zu cleared)", __func__,
nx - ux, len);
tty_default_attributes(tty, wp, 8); tty_default_attributes(tty, wp, 8);
tty_clear_line(tty, wp, aty, atx + ux, nx - ux, 8); tty_clear_line(tty, wp, aty, atx + ux, nx - ux, 8);
} }