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Rename and tidy some stuff in struct tty_ctx.

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This commit is contained in:
nicm
2020-05-16 15:27:08 +00:00
parent edeb81ba9e
commit 379ca54c80
3 changed files with 81 additions and 84 deletions
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3
screen-write.c
View File

@@ -112,6 +112,9 @@ screen_write_initctx(struct screen_write_ctx *ctx, struct tty_ctx *ttyctx,
ttyctx->wp = ctx->wp;
ttyctx->sx = screen_size_x(s);
ttyctx->sy = screen_size_y(s);
ttyctx->ocx = s->cx;
ttyctx->ocy = s->cy;

14
tmux.h
View File

@@ -1305,19 +1305,21 @@ struct tty_ctx {
u_int orupper;
u_int orlower;
/* Pane offset. */
/* Target region (usually pane) offset and size. */
u_int xoff;
u_int yoff;
u_int sx;
u_int sy;
/* The background colour used for clearing (erasing). */
u_int bg;
/* Window offset and size. */
/* Containing region (usually window) offset and size. */
int bigger;
u_int ox;
u_int oy;
u_int sx;
u_int sy;
u_int wox;
u_int woy;
u_int wsx;
u_int wsy;
};
/* Saved message entry. */

148
tty.c
View File

@@ -75,9 +75,8 @@ static void tty_default_attributes(struct tty *, struct window_pane *,
#define tty_use_margin(tty) \
(tty->term->flags & TERM_DECSLRM)
#define tty_pane_full_width(tty, ctx) \
((ctx)->xoff == 0 && screen_size_x((ctx)->wp->screen) >= (tty)->sx)
#define tty_full_width(tty, ctx) \
((ctx)->xoff == 0 && (ctx)->sx >= (tty)->sx)
#define TTY_BLOCK_INTERVAL (100000 /* 100 milliseconds */)
#define TTY_BLOCK_START(tty) (1 + ((tty)->sx * (tty)->sy) * 8)
@@ -897,9 +896,7 @@ tty_update_client_offset(struct client *c)
static int
tty_large_region(__unused struct tty *tty, const struct tty_ctx *ctx)
{
struct window_pane *wp = ctx->wp;
return (ctx->orlower - ctx->orupper >= screen_size_y(wp->screen) / 2);
return (ctx->orlower - ctx->orupper >= ctx->sy / 2);
}
/*
@@ -933,7 +930,6 @@ tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
{
struct client *c = tty->client;
struct window_pane *wp = ctx->wp;
struct screen *s = wp->screen;
u_int i;
/*
@@ -947,7 +943,7 @@ tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
}
if (ctx->ocy < ctx->orupper || ctx->ocy > ctx->orlower) {
for (i = ctx->ocy; i < screen_size_y(s); i++)
for (i = ctx->ocy; i < ctx->sy; i++)
tty_draw_pane(tty, ctx, i);
} else {
for (i = ctx->orupper; i <= ctx->orlower; i++)
@@ -970,8 +966,8 @@ tty_is_visible(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
else
lines = 0;
if (xoff + nx <= ctx->ox || xoff >= ctx->ox + ctx->sx ||
yoff + ny <= ctx->oy || yoff >= lines + ctx->oy + ctx->sy)
if (xoff + nx <= ctx->wox || xoff >= ctx->wox + ctx->wsx ||
yoff + ny <= ctx->woy || yoff >= lines + ctx->woy + ctx->wsy)
return (0);
return (1);
}
@@ -986,28 +982,28 @@ tty_clamp_line(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
if (!tty_is_visible(tty, ctx, px, py, nx, 1))
return (0);
*ry = ctx->yoff + py - ctx->oy;
*ry = ctx->yoff + py - ctx->woy;
if (xoff >= ctx->ox && xoff + nx <= ctx->ox + ctx->sx) {
if (xoff >= ctx->wox && xoff + nx <= ctx->wox + ctx->wsx) {
/* All visible. */
*i = 0;
*x = ctx->xoff + px - ctx->ox;
*x = ctx->xoff + px - ctx->wox;
*rx = nx;
} else if (xoff < ctx->ox && xoff + nx > ctx->ox + ctx->sx) {
} else if (xoff < ctx->wox && xoff + nx > ctx->wox + ctx->wsx) {
/* Both left and right not visible. */
*i = ctx->ox;
*i = ctx->wox;
*x = 0;
*rx = ctx->sx;
} else if (xoff < ctx->ox) {
*rx = ctx->wsx;
} else if (xoff < ctx->wox) {
/* Left not visible. */
*i = ctx->ox - (ctx->xoff + px);
*i = ctx->wox - (ctx->xoff + px);
*x = 0;
*rx = nx - *i;
} else {
/* Right not visible. */
*i = 0;
*x = (ctx->xoff + px) - ctx->ox;
*rx = ctx->sx - *x;
*x = (ctx->xoff + px) - ctx->wox;
*rx = ctx->wsx - *x;
}
if (*rx > nx)
fatalx("%s: x too big, %u > %u", __func__, *rx, nx);
@@ -1083,50 +1079,50 @@ tty_clamp_area(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
if (!tty_is_visible(tty, ctx, px, py, nx, ny))
return (0);
if (xoff >= ctx->ox && xoff + nx <= ctx->ox + ctx->sx) {
if (xoff >= ctx->wox && xoff + nx <= ctx->wox + ctx->wsx) {
/* All visible. */
*i = 0;
*x = ctx->xoff + px - ctx->ox;
*x = ctx->xoff + px - ctx->wox;
*rx = nx;
} else if (xoff < ctx->ox && xoff + nx > ctx->ox + ctx->sx) {
} else if (xoff < ctx->wox && xoff + nx > ctx->wox + ctx->wsx) {
/* Both left and right not visible. */
*i = ctx->ox;
*i = ctx->wox;
*x = 0;
*rx = ctx->sx;
} else if (xoff < ctx->ox) {
*rx = ctx->wsx;
} else if (xoff < ctx->wox) {
/* Left not visible. */
*i = ctx->ox - (ctx->xoff + px);
*i = ctx->wox - (ctx->xoff + px);
*x = 0;
*rx = nx - *i;
} else {
/* Right not visible. */
*i = 0;
*x = (ctx->xoff + px) - ctx->ox;
*rx = ctx->sx - *x;
*x = (ctx->xoff + px) - ctx->wox;
*rx = ctx->wsx - *x;
}
if (*rx > nx)
fatalx("%s: x too big, %u > %u", __func__, *rx, nx);
if (yoff >= ctx->oy && yoff + ny <= ctx->oy + ctx->sy) {
if (yoff >= ctx->woy && yoff + ny <= ctx->woy + ctx->wsy) {
/* All visible. */
*j = 0;
*y = ctx->yoff + py - ctx->oy;
*y = ctx->yoff + py - ctx->woy;
*ry = ny;
} else if (yoff < ctx->oy && yoff + ny > ctx->oy + ctx->sy) {
} else if (yoff < ctx->woy && yoff + ny > ctx->woy + ctx->wsy) {
/* Both top and bottom not visible. */
*j = ctx->oy;
*j = ctx->woy;
*y = 0;
*ry = ctx->sy;
} else if (yoff < ctx->oy) {
*ry = ctx->wsy;
} else if (yoff < ctx->woy) {
/* Top not visible. */
*j = ctx->oy - (ctx->yoff + py);
*j = ctx->woy - (ctx->yoff + py);
*y = 0;
*ry = ny - *j;
} else {
/* Bottom not visible. */
*j = 0;
*y = (ctx->yoff + py) - ctx->oy;
*ry = ctx->sy - *y;
*y = (ctx->yoff + py) - ctx->woy;
*ry = ctx->wsy - *y;
}
if (*ry > ny)
fatalx("%s: y too big, %u > %u", __func__, *ry, ny);
@@ -1222,7 +1218,7 @@ tty_draw_pane(struct tty *tty, const struct tty_ctx *ctx, u_int py)
{
struct window_pane *wp = ctx->wp;
struct screen *s = wp->screen;
u_int nx = screen_size_x(s), i, x, rx, ry;
u_int nx = ctx->sx, i, x, rx, ry;
log_debug("%s: %s %u %d", __func__, tty->client->name, py, ctx->bigger);
@@ -1495,8 +1491,8 @@ tty_write(void (*cmdfn)(struct tty *, const struct tty_ctx *),
break;
}
ctx->bigger = tty_window_offset(&c->tty, &ctx->ox, &ctx->oy,
&ctx->sx, &ctx->sy);
ctx->bigger = tty_window_offset(&c->tty, &ctx->wox, &ctx->woy,
&ctx->wsx, &ctx->wsy);
ctx->xoff = wp->xoff;
ctx->yoff = wp->yoff;
@@ -1514,7 +1510,7 @@ tty_cmd_insertcharacter(struct tty *tty, const struct tty_ctx *ctx)
struct window_pane *wp = ctx->wp;
if (ctx->bigger ||
!tty_pane_full_width(tty, ctx) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, wp, ctx->bg) ||
(!tty_term_has(tty->term, TTYC_ICH) &&
!tty_term_has(tty->term, TTYC_ICH1))) {
@@ -1535,7 +1531,7 @@ tty_cmd_deletecharacter(struct tty *tty, const struct tty_ctx *ctx)
struct window_pane *wp = ctx->wp;
if (ctx->bigger ||
!tty_pane_full_width(tty, ctx) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, wp, ctx->bg) ||
(!tty_term_has(tty->term, TTYC_DCH) &&
!tty_term_has(tty->term, TTYC_DCH1))) {
@@ -1573,7 +1569,7 @@ void
tty_cmd_insertline(struct tty *tty, const struct tty_ctx *ctx)
{
if (ctx->bigger ||
!tty_pane_full_width(tty, ctx) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, ctx->wp, ctx->bg) ||
!tty_term_has(tty->term, TTYC_CSR) ||
!tty_term_has(tty->term, TTYC_IL1) ||
@@ -1597,7 +1593,7 @@ void
tty_cmd_deleteline(struct tty *tty, const struct tty_ctx *ctx)
{
if (ctx->bigger ||
!tty_pane_full_width(tty, ctx) ||
!tty_full_width(tty, ctx) ||
tty_fake_bce(tty, ctx->wp, ctx->bg) ||
!tty_term_has(tty->term, TTYC_CSR) ||
!tty_term_has(tty->term, TTYC_DL1) ||
@@ -1621,23 +1617,20 @@ void
tty_cmd_clearline(struct tty *tty, const struct tty_ctx *ctx)
{
struct window_pane *wp = ctx->wp;
u_int nx;
tty_default_attributes(tty, wp, ctx->bg);
nx = screen_size_x(wp->screen);
tty_clear_pane_line(tty, ctx, ctx->ocy, 0, nx, ctx->bg);
tty_clear_pane_line(tty, ctx, ctx->ocy, 0, ctx->sx, ctx->bg);
}
void
tty_cmd_clearendofline(struct tty *tty, const struct tty_ctx *ctx)
{
struct window_pane *wp = ctx->wp;
u_int nx;
u_int nx = ctx->sx - ctx->ocx;
tty_default_attributes(tty, wp, ctx->bg);
nx = screen_size_x(wp->screen) - ctx->ocx;
tty_clear_pane_line(tty, ctx, ctx->ocy, ctx->ocx, nx, ctx->bg);
}
@@ -1660,7 +1653,7 @@ tty_cmd_reverseindex(struct tty *tty, const struct tty_ctx *ctx)
return;
if (ctx->bigger ||
(!tty_pane_full_width(tty, ctx) && !tty_use_margin(tty)) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, wp, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
(!tty_term_has(tty->term, TTYC_RI) &&
@@ -1692,7 +1685,7 @@ tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
return;
if (ctx->bigger ||
(!tty_pane_full_width(tty, ctx) && !tty_use_margin(tty)) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, wp, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
wp->sx == 1 ||
@@ -1731,7 +1724,7 @@ tty_cmd_scrollup(struct tty *tty, const struct tty_ctx *ctx)
u_int i;
if (ctx->bigger ||
(!tty_pane_full_width(tty, ctx) && !tty_use_margin(tty)) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, wp, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
wp->sx == 1 ||
@@ -1768,7 +1761,7 @@ tty_cmd_scrolldown(struct tty *tty, const struct tty_ctx *ctx)
u_int i;
if (ctx->bigger ||
(!tty_pane_full_width(tty, ctx) && !tty_use_margin(tty)) ||
(!tty_full_width(tty, ctx) && !tty_use_margin(tty)) ||
tty_fake_bce(tty, wp, 8) ||
!tty_term_has(tty->term, TTYC_CSR) ||
(!tty_term_has(tty->term, TTYC_RI) &&
@@ -1801,18 +1794,18 @@ tty_cmd_clearendofscreen(struct tty *tty, const struct tty_ctx *ctx)
tty_default_attributes(tty, wp, ctx->bg);
tty_region_pane(tty, ctx, 0, screen_size_y(wp->screen) - 1);
tty_region_pane(tty, ctx, 0, ctx->sy - 1);
tty_margin_off(tty);
px = 0;
nx = screen_size_x(wp->screen);
nx = ctx->sx;
py = ctx->ocy + 1;
ny = screen_size_y(wp->screen) - ctx->ocy - 1;
ny = ctx->sy - ctx->ocy - 1;
tty_clear_pane_area(tty, ctx, py, ny, px, nx, ctx->bg);
px = ctx->ocx;
nx = screen_size_x(wp->screen) - ctx->ocx;
nx = ctx->sx - ctx->ocx;
py = ctx->ocy;
tty_clear_pane_line(tty, ctx, py, px, nx, ctx->bg);
@@ -1826,11 +1819,11 @@ tty_cmd_clearstartofscreen(struct tty *tty, const struct tty_ctx *ctx)
tty_default_attributes(tty, wp, ctx->bg);
tty_region_pane(tty, ctx, 0, screen_size_y(wp->screen) - 1);
tty_region_pane(tty, ctx, 0, ctx->sy - 1);
tty_margin_off(tty);
px = 0;
nx = screen_size_x(wp->screen);
nx = ctx->sx;
py = 0;
ny = ctx->ocy;
@@ -1851,13 +1844,13 @@ tty_cmd_clearscreen(struct tty *tty, const struct tty_ctx *ctx)
tty_default_attributes(tty, wp, ctx->bg);
tty_region_pane(tty, ctx, 0, screen_size_y(wp->screen) - 1);
tty_region_pane(tty, ctx, 0, ctx->sy - 1);
tty_margin_off(tty);
px = 0;
nx = screen_size_x(wp->screen);
nx = ctx->sx;
py = 0;
ny = screen_size_y(wp->screen);
ny = ctx->sy;
tty_clear_pane_area(tty, ctx, py, ny, px, nx, ctx->bg);
}
@@ -1866,7 +1859,6 @@ void
tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
{
struct window_pane *wp = ctx->wp;
struct screen *s = wp->screen;
u_int i, j;
if (ctx->bigger) {
@@ -1876,12 +1868,12 @@ tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
tty_attributes(tty, &grid_default_cell, wp);
tty_region_pane(tty, ctx, 0, screen_size_y(s) - 1);
tty_region_pane(tty, ctx, 0, ctx->sy - 1);
tty_margin_off(tty);
for (j = 0; j < screen_size_y(s); j++) {
for (j = 0; j < ctx->sy; j++) {
tty_cursor_pane(tty, ctx, 0, j);
for (i = 0; i < screen_size_x(s); i++)
for (i = 0; i < ctx->sx; i++)
tty_putc(tty, 'E');
}
}
@@ -1892,9 +1884,9 @@ tty_cmd_cell(struct tty *tty, const struct tty_ctx *ctx)
if (!tty_is_visible(tty, ctx, ctx->ocx, ctx->ocy, 1, 1))
return;
if (ctx->xoff + ctx->ocx - ctx->ox > tty->sx - 1 &&
if (ctx->xoff + ctx->ocx - ctx->wox > tty->sx - 1 &&
ctx->ocy == ctx->orlower &&
tty_pane_full_width(tty, ctx))
tty_full_width(tty, ctx))
tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
tty_margin_off(tty);
@@ -1912,10 +1904,10 @@ tty_cmd_cells(struct tty *tty, const struct tty_ctx *ctx)
return;
if (ctx->bigger &&
(ctx->xoff + ctx->ocx < ctx->ox ||
ctx->xoff + ctx->ocx + ctx->num > ctx->ox + ctx->sx)) {
(ctx->xoff + ctx->ocx < ctx->wox ||
ctx->xoff + ctx->ocx + ctx->num > ctx->wox + ctx->wsx)) {
if (!ctx->wrapped ||
!tty_pane_full_width(tty, ctx) ||
!tty_full_width(tty, ctx) ||
(tty->term->flags & TERM_NOXENL) ||
ctx->xoff + ctx->ocx != 0 ||
ctx->yoff + ctx->ocy != tty->cy + 1 ||
@@ -2052,8 +2044,8 @@ static void
tty_region_pane(struct tty *tty, const struct tty_ctx *ctx, u_int rupper,
u_int rlower)
{
tty_region(tty, ctx->yoff + rupper - ctx->oy,
ctx->yoff + rlower - ctx->oy);
tty_region(tty, ctx->yoff + rupper - ctx->woy,
ctx->yoff + rlower - ctx->woy);
}
/* Set region at absolute position. */
@@ -2096,8 +2088,8 @@ tty_margin_off(struct tty *tty)
static void
tty_margin_pane(struct tty *tty, const struct tty_ctx *ctx)
{
tty_margin(tty, ctx->xoff - ctx->ox,
ctx->xoff + ctx->wp->sx - 1 - ctx->ox);
tty_margin(tty, ctx->xoff - ctx->wox,
ctx->xoff + ctx->wp->sx - 1 - ctx->wox);
}
/* Set margin at absolute position. */
@@ -2130,7 +2122,7 @@ tty_cursor_pane_unless_wrap(struct tty *tty, const struct tty_ctx *ctx,
u_int cx, u_int cy)
{
if (!ctx->wrapped ||
!tty_pane_full_width(tty, ctx) ||
!tty_full_width(tty, ctx) ||
(tty->term->flags & TERM_NOXENL) ||
ctx->xoff + cx != 0 ||
ctx->yoff + cy != tty->cy + 1 ||
@@ -2145,7 +2137,7 @@ tty_cursor_pane_unless_wrap(struct tty *tty, const struct tty_ctx *ctx,
static void
tty_cursor_pane(struct tty *tty, const struct tty_ctx *ctx, u_int cx, u_int cy)
{
tty_cursor(tty, ctx->xoff + cx - ctx->ox, ctx->yoff + cy - ctx->oy);
tty_cursor(tty, ctx->xoff + cx - ctx->wox, ctx->yoff + cy - ctx->woy);
}
/* Move cursor to absolute position. */