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Internal screen data rewrite for better 256 colour/UTF-8 support.

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This commit is contained in:
Nicholas Marriott
2008-09-25 20:08:57 +00:00
parent 9edb4d4b85
commit efe557313a
24 changed files with 2474 additions and 2421 deletions
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63
window-scroll.c
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@ -1,4 +1,4 @@
/* $Id: window-scroll.c,v 1.23 2008-09-10 19:15:05 nicm Exp $ */
/* $Id: window-scroll.c,v 1.24 2008-09-25 20:08:57 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -90,10 +90,14 @@ window_scroll_resize(struct window *w, u_int sx, u_int sy)
{
struct window_scroll_mode_data *data = w->modedata;
struct screen *s = &data->screen;
struct screen_write_ctx ctx;
u_int i;
screen_resize(s, sx, sy);
screen_display_copy_area(&data->screen, &w->base,
0, 0, screen_size_x(s), screen_size_y(s), data->ox, data->oy);
screen_write_start(&ctx, s, NULL, NULL);
for (i = 0; i < screen_size_y(s); i++)
window_scroll_write_line(w, &ctx, i);
screen_write_stop(&ctx);
}
void
@ -121,8 +125,8 @@ window_scroll_key(struct window *w, struct client *c, int key)
window_scroll_scroll_down(w);
break;
case MODEKEY_PPAGE:
if (data->oy + screen_size_y(s) > w->base.hsize)
data->oy = w->base.hsize;
if (data->oy + screen_size_y(s) > screen_hsize(&w->base))
data->oy = screen_hsize(&w->base);
else
data->oy += screen_size_y(s);
window_scroll_redraw_screen(w);
@ -145,19 +149,24 @@ window_scroll_write_line(
{
struct window_scroll_mode_data *data = w->modedata;
struct screen *s = &data->screen;
struct grid_cell gc;
char hdr[32];
size_t size;
if (py == 0) {
screen_write_set_attributes(
ctx, ATTR_BRIGHT|ATTR_REVERSE, 8, 8);
screen_write_move_cursor(ctx, 0, 0);
size = screen_write_put_string_rjust(
ctx, "[%u,%u/%u]", data->ox, data->oy, w->base.hsize);
memcpy(&gc, &grid_default_cell, sizeof gc);
size = xsnprintf(hdr, sizeof hdr,
"[%u,%u/%u]", data->ox, data->oy, screen_hsize(&w->base));
gc.attr |= GRID_ATTR_BRIGHT|GRID_ATTR_REVERSE;
screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
screen_write_puts(ctx, &gc, "%s", hdr);
gc.attr &= ~(GRID_ATTR_BRIGHT|GRID_ATTR_REVERSE);
} else
size = 0;
screen_write_move_cursor(ctx, 0, py);
screen_write_copy_area(
ctx, &w->base, screen_size_x(s) - size, 1, data->ox, data->oy);
screen_write_cursormove(ctx, 0, py);
screen_write_copy(ctx, &w->base, data->ox, (screen_hsize(&w->base) -
data->oy) + py, screen_size_x(s) - size, 1);
}
void
@ -167,9 +176,9 @@ window_scroll_write_column(
struct window_scroll_mode_data *data = w->modedata;
struct screen *s = &data->screen;
screen_write_move_cursor(ctx, px, 0);
screen_write_copy_area(
ctx, &w->base, 1, screen_size_y(s), data->ox, data->oy);
screen_write_cursormove(ctx, px, 0);
screen_write_copy(ctx, &w->base, data->ox + px,
screen_hsize(&w->base) - data->oy, 1, screen_size_y(s));
}
void
@ -192,13 +201,13 @@ window_scroll_scroll_up(struct window *w)
struct window_scroll_mode_data *data = w->modedata;
struct screen_write_ctx ctx;
if (data->oy >= w->base.hsize)
if (data->oy >= screen_hsize(&w->base))
return;
data->oy++;
screen_write_start_window(&ctx, w);
screen_write_move_cursor(&ctx, 0, 0);
screen_write_insert_lines(&ctx, 1);
screen_write_cursormove(&ctx, 0, 0);
screen_write_insertline(&ctx, 1);
window_scroll_write_line(w, &ctx, 0);
window_scroll_write_line(w, &ctx, 1);
screen_write_stop(&ctx);
@ -216,9 +225,9 @@ window_scroll_scroll_down(struct window *w)
data->oy--;
screen_write_start_window(&ctx, w);
screen_write_move_cursor(&ctx, 0, 0);
screen_write_delete_lines(&ctx, 1);
window_scroll_write_line(w, &ctx, screen_last_y(s));
screen_write_cursormove(&ctx, 0, 0);
screen_write_deleteline(&ctx, 1);
window_scroll_write_line(w, &ctx, screen_size_y(s) - 1);
window_scroll_write_line(w, &ctx, 0);
screen_write_stop(&ctx);
}
@ -237,10 +246,10 @@ window_scroll_scroll_right(struct window *w)
screen_write_start_window(&ctx, w);
for (i = 1; i < screen_size_y(s); i++) {
screen_write_move_cursor(&ctx, 0, i);
screen_write_delete_characters(&ctx, 1);
screen_write_cursormove(&ctx, 0, i);
screen_write_deletecharacter(&ctx, 1);
}
window_scroll_write_column(w, &ctx, screen_last_x(s));
window_scroll_write_column(w, &ctx, screen_size_x(s) - 1);
window_scroll_write_line(w, &ctx, 0);
screen_write_stop(&ctx);
}
@ -259,8 +268,8 @@ window_scroll_scroll_left(struct window *w)
screen_write_start_window(&ctx, w);
for (i = 1; i < screen_size_y(s); i++) {
screen_write_move_cursor(&ctx, 0, i);
screen_write_insert_characters(&ctx, 1);
screen_write_cursormove(&ctx, 0, i);
screen_write_insertcharacter(&ctx, 1);
}
window_scroll_write_column(w, &ctx, 0);
window_scroll_write_line(w, &ctx, 0);