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reflow: dummy vertical shrink

This commit is contained in:
Boris Faure 2013-03-23 14:43:20 +01:00
parent 0556318761
commit 55d2d0e483
1 changed files with 32 additions and 9 deletions
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41
src/bin/termpty.c
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@ -743,23 +743,46 @@ static void
_termpty_vertically_shrink(Termpty *ty, int old_w, int old_h,
Termcell *old_screen)
{
/* TODO */
int hh, y;
int to_history = old_h - ty->h,
circular_offset,
w,
h,
y;
Termcell *screen;
hh = ty->h;
if (old_screen)
{
screen = old_screen;
w = old_w;
h = old_h;
circular_offset = ty->circular_offset;
}
else
{
screen = ty->screen;
w = ty->w;
h = ty->h;
circular_offset = 0;
}
if (!old_screen) return;
#define _SCREEN(_X, _Y) \
screen[_X + (((_Y + circular_offset) % h) * w)]
// FIXME: handle pointer copy here
for (y = 0; y < hh; y++)
for (y = 0; y < to_history; y++)
{
termpty_text_save_top(ty, &(_SCREEN(0, y)), w);
}
for (y = 0; y < ty->h; y++)
{
Termcell *c1, *c2;
c1 = &(old_screen[y * ty->w]);
c1 = &(_SCREEN(0, y + to_history));
c2 = &(TERMPTY_SCREEN(ty, 0, y));
_termpty_text_copy(ty, c1, c2, ty->w);
termpty_cell_fill(ty, NULL, c1, ty->w);
_termpty_text_copy(ty, c1, c2, old_w);
}
#undef _SCREEN
}