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termptyops: handle right/left margins. Ref T5533

This commit is contained in:
Boris Faure 2017-06-05 17:43:23 +02:00
parent e117ff9153
commit 7ea4b65c8d
1 changed files with 46 additions and 33 deletions
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55
src/bin/termptyops.c
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@ -38,19 +38,20 @@ termpty_text_scroll(Termpty *ty, Eina_Bool clear)
Termcell *cells = NULL, *cells2;
int y, start_y = 0, end_y = ty->h - 1;
if (ty->termstate.bottom_margin != 0)
{
start_y = ty->termstate.top_margin;
if (ty->termstate.bottom_margin != 0)
end_y = ty->termstate.bottom_margin - 1;
}
else
if (!ty->altbuf)
if (!(ty->termstate.top_margin || ty->termstate.bottom_margin ||
ty->termstate.left_margin || ty->termstate.right_margin) &&
(!ty->altbuf))
termpty_text_save_top(ty, &(TERMPTY_SCREEN(ty, 0, 0)), ty->w);
termio_scroll(ty->obj, -1, start_y, end_y);
DBG("... scroll!!!!! [%i->%i]", start_y, end_y);
if (start_y == 0 && end_y == ty->h - 1)
if ((start_y == 0 && end_y == ty->h - 1) &&
(ty->termstate.left_margin == 0) &&
(ty->termstate.right_margin == 0))
{
// screen is a circular buffer now
cells = &(ty->screen[ty->circular_offset * ty->w]);
@ -63,15 +64,21 @@ termpty_text_scroll(Termpty *ty, Eina_Bool clear)
}
else
{
cells = &(TERMPTY_SCREEN(ty, 0, end_y));
int x = ty->termstate.left_margin;
int w = ty->w;
if (ty->termstate.right_margin)
w = ty->termstate.right_margin - x;
cells = &(TERMPTY_SCREEN(ty, x, end_y));
for (y = start_y; y < end_y; y++)
{
cells = &(TERMPTY_SCREEN(ty, 0, (y + 1)));
cells2 = &(TERMPTY_SCREEN(ty, 0, y));
termpty_cell_copy(ty, cells, cells2, ty->w);
cells = &(TERMPTY_SCREEN(ty, x, (y + 1)));
cells2 = &(TERMPTY_SCREEN(ty, x, y));
termpty_cell_copy(ty, cells, cells2, w);
}
if (clear)
termpty_cells_clear(ty, cells, ty->w);
termpty_cells_clear(ty, cells + x, w);
}
}
@ -147,7 +154,13 @@ termpty_text_append(Termpty *ty, const Eina_Unicode *codepoints, int len)
{
Termcell *cells;
int i, j;
int origin = ty->termstate.left_margin;
int max_right = ty->w;
if (ty->termstate.right_margin)
max_right = ty->termstate.right_margin;
/* TODO: have content_change_box*/
termio_content_change(ty->obj, ty->cursor_state.cx, ty->cursor_state.cy, len);
cells = &(TERMPTY_SCREEN(ty, 0, ty->cursor_state.cy));
@ -157,16 +170,16 @@ termpty_text_append(Termpty *ty, const Eina_Unicode *codepoints, int len)
if (ty->termstate.wrapnext)
{
cells[ty->w - 1].att.autowrapped = 1;
cells[max_right-1].att.autowrapped = 1;
ty->termstate.wrapnext = 0;
ty->cursor_state.cx = 0;
ty->cursor_state.cx = origin;
ty->cursor_state.cy++;
termpty_text_scroll_test(ty, EINA_TRUE);
cells = &(TERMPTY_SCREEN(ty, 0, ty->cursor_state.cy));
}
if (ty->termstate.insert)
{
for (j = ty->w - 1; j > ty->cursor_state.cx; j--)
for (j = max_right-1; j > ty->cursor_state.cx; j--)
termpty_cell_copy(ty, &(cells[j - 1]), &(cells[j]), 1);
}
@ -194,7 +207,7 @@ termpty_text_append(Termpty *ty, const Eina_Unicode *codepoints, int len)
cells[ty->cursor_state.cx].att.strike = 1;
}
cells[ty->cursor_state.cx].att.dblwidth = _termpty_is_dblwidth_get(ty, g);
if (EINA_UNLIKELY((cells[ty->cursor_state.cx].att.dblwidth) && (ty->cursor_state.cx < (ty->w - 1))))
if (EINA_UNLIKELY((cells[ty->cursor_state.cx].att.dblwidth) && (ty->cursor_state.cx < (max_right - 1))))
{
TERMPTY_FMTCLR(cells[ty->cursor_state.cx].att);
termpty_cell_codepoint_att_fill(ty, 0, cells[ty->cursor_state.cx].att,
@ -207,12 +220,12 @@ termpty_text_append(Termpty *ty, const Eina_Unicode *codepoints, int len)
ty->termstate.wrapnext = 0;
if (EINA_UNLIKELY(cells[ty->cursor_state.cx].att.dblwidth))
offset = 2;
if (EINA_UNLIKELY(ty->cursor_state.cx >= (ty->w - offset)))
if (EINA_UNLIKELY(ty->cursor_state.cx >= (max_right - offset)))
ty->termstate.wrapnext = 1;
else
{
ty->cursor_state.cx += offset;
TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, ty->w);
TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, max_right);
}
}
else
@ -223,13 +236,13 @@ termpty_text_append(Termpty *ty, const Eina_Unicode *codepoints, int len)
if (EINA_UNLIKELY(cells[ty->cursor_state.cx].att.dblwidth))
offset = 2;
ty->cursor_state.cx += offset;
if (ty->cursor_state.cx > (ty->w - offset))
if (ty->cursor_state.cx > (max_right - offset))
{
ty->cursor_state.cx = ty->w - offset;
TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, ty->w);
ty->cursor_state.cx = max_right - offset;
TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, max_right);
return;
}
TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, ty->w);
TERMPTY_RESTRICT_FIELD(ty->cursor_state.cx, 0, max_right);
}
}
}