void tsm_screen_erase_screen(struct tsm_screen *con, bool protect)
{
if (!con)
return;
screen_erase_region(con, 0, 0, con->size_x - 1, con->size_y - 1,
protect);
}
void tsm_screen_erase_screen_to_cursor(struct tsm_screen *con,
bool protect)
{
if (!con)
return;
screen_erase_region(con, 0, 0, con->cursor_x, con->cursor_y, protect);
}
void tsm_screen_erase_current_line(struct tsm_screen *con,
bool protect)
{
if (!con)
return;
screen_erase_region(con, 0, con->cursor_y, con->size_x - 1,
con->cursor_y, protect);
}
SHL_EXPORT
void tsm_screen_erase_home_to_cursor(struct tsm_screen *con,
bool protect)
{
if (!con)
return;
screen_inc_age(con);
screen_erase_region(con, 0, con->cursor_y, con->cursor_x,
con->cursor_y, protect);
}
void tsm_screen_erase_cursor(struct tsm_screen *con)
{
unsigned int x;
if (!con)
return;
if (con->cursor_x >= con->size_x)
x = con->size_x - 1;
else
x = con->cursor_x;
screen_erase_region(con, x, con->cursor_y, x, con->cursor_y, false);
}
void tsm_screen_erase_chars(struct tsm_screen *con, unsigned int num)
{
unsigned int x;
if (!con || !num)
return;
if (con->cursor_x >= con->size_x)
x = con->size_x - 1;
else
x = con->cursor_x;
screen_erase_region(con, x, con->cursor_y, x + num - 1, con->cursor_y,
false);
}
void tsm_screen_erase_cursor_to_screen(struct tsm_screen *con,
bool protect)
{
unsigned int x;
if (!con)
return;
if (con->cursor_x >= con->size_x)
x = con->size_x - 1;
else
x = con->cursor_x;
screen_erase_region(con, x, con->cursor_y, con->size_x - 1,
con->size_y - 1, protect);
}
SHL_EXPORT
void tsm_screen_erase_cursor_to_end(struct tsm_screen *con,
bool protect)
{
unsigned int x;
if (!con)
return;
screen_inc_age(con);
if (con->cursor_x >= con->size_x)
x = con->size_x - 1;
else
x = con->cursor_x;
screen_erase_region(con, x, con->cursor_y, con->size_x - 1,
con->cursor_y, protect);
}
