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Need to adjust for lines if at top.

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This commit is contained in:
Nicholas Marriott 2018-08-20 19:45:32 +01:00
parent 31508228bc
commit 458b4b7701
1 changed files with 22 additions and 16 deletions
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38
tty.c
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@ -886,15 +886,20 @@ tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
/* Is this position visible in the pane? */
static int
tty_is_visible(const struct tty_ctx *ctx, u_int px, u_int py, u_int nx,
u_int ny)
tty_is_visible(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
u_int nx, u_int ny)
{
u_int xoff = ctx->xoff + px, yoff = ctx->yoff + py;
u_int xoff = ctx->xoff + px, yoff = ctx->yoff + py, lines;
if (!ctx->bigger)
return (1);
if (xoff + nx <= ctx->ox || xoff > ctx->ox + ctx->sx ||
yoff + ny <= ctx->oy || yoff > ctx->oy + ctx->sy) {
if (status_at_line(tty->client) == 0)
lines = tty_status_lines(tty);
else
lines = 0;
if (xoff + nx <= ctx->ox || xoff >= ctx->ox + ctx->sx ||
yoff + ny <= ctx->oy || yoff >= lines + ctx->oy + ctx->sy) {
return (0);
}
return (1);
@ -902,12 +907,12 @@ tty_is_visible(const struct tty_ctx *ctx, u_int px, u_int py, u_int nx,
/* Clamp line position to visible part of pane. */
static int
tty_clamp_line(const struct tty_ctx *ctx, u_int px, u_int py, u_int nx,
u_int *i, u_int *x, u_int *rx, u_int *ry)
tty_clamp_line(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
u_int nx, u_int *i, u_int *x, u_int *rx, u_int *ry)
{
u_int xoff = ctx->xoff + px;
if (!tty_is_visible(ctx, px, py, nx, 1))
if (!tty_is_visible(tty, ctx, px, py, nx, 1))
return (0);
*ry = ctx->yoff + py - ctx->oy;
@ -987,18 +992,19 @@ tty_clear_pane_line(struct tty *tty, const struct tty_ctx *ctx, u_int py,
log_debug("%s: %s, %u at %u,%u", __func__, c->name, nx, px, py);
if (tty_clamp_line(ctx, px, py, nx, &i, &x, &rx, &ry))
if (tty_clamp_line(tty, ctx, px, py, nx, &i, &x, &rx, &ry))
tty_clear_line(tty, ctx->wp, ry, x, rx, bg);
}
/* Clamp area position to visible part of pane. */
static int
tty_clamp_area(const struct tty_ctx *ctx, u_int px, u_int py, u_int nx,
u_int ny, u_int *i, u_int *j, u_int *x, u_int *y, u_int *rx, u_int *ry)
tty_clamp_area(struct tty *tty, const struct tty_ctx *ctx, u_int px, u_int py,
u_int nx, u_int ny, u_int *i, u_int *j, u_int *x, u_int *y, u_int *rx,
u_int *ry)
{
u_int xoff = ctx->xoff + px, yoff = ctx->yoff + py;
if (!tty_is_visible(ctx, px, py, nx, ny))
if (!tty_is_visible(tty, ctx, px, py, nx, ny))
return (0);
if (xoff >= ctx->ox && xoff + nx <= ctx->ox + ctx->sx) {
@ -1125,7 +1131,7 @@ tty_clear_pane_area(struct tty *tty, const struct tty_ctx *ctx, u_int py,
{
u_int i, j, x, y, rx, ry;
if (tty_clamp_area(ctx, px, py, nx, ny, &i, &j, &x, &y, &rx, &ry))
if (tty_clamp_area(tty, ctx, px, py, nx, ny, &i, &j, &x, &y, &rx, &ry))
tty_clear_area(tty, ctx->wp, y, ry, x, rx, bg);
}
@ -1142,7 +1148,7 @@ tty_draw_pane(struct tty *tty, const struct tty_ctx *ctx, u_int py)
tty_draw_line(tty, wp, s, 0, py, nx, ctx->xoff, ctx->yoff);
return;
}
if (tty_clamp_line(ctx, 0, py, nx, &i, &x, &rx, &ry))
if (tty_clamp_line(tty, ctx, 0, py, nx, &i, &x, &rx, &ry))
tty_draw_line(tty, wp, s, i, py, rx, x, ry);
}
@ -1687,7 +1693,7 @@ tty_cmd_alignmenttest(struct tty *tty, const struct tty_ctx *ctx)
void
tty_cmd_cell(struct tty *tty, const struct tty_ctx *ctx)
{
if (!tty_is_visible(ctx, ctx->ocx, ctx->ocy, 1, 1))
if (!tty_is_visible(tty, ctx, ctx->ocx, ctx->ocy, 1, 1))
return;
if (ctx->xoff + ctx->ocx - ctx->ox > tty->sx - 1 &&
@ -1708,7 +1714,7 @@ tty_cmd_cells(struct tty *tty, const struct tty_ctx *ctx)
{
struct window_pane *wp = ctx->wp;
if (!tty_is_visible(ctx, ctx->ocx, ctx->ocy, ctx->num, 1))
if (!tty_is_visible(tty, ctx, ctx->ocx, ctx->ocy, ctx->num, 1))
return;
if (ctx->bigger &&