SCROLLREGION_LEFT
state->pos.col += SCROLLREGION_LEFT(state);
rect.start_col = SCROLLREGION_LEFT(state);
rect.start_col = SCROLLREGION_LEFT(state);
rect.start_col = SCROLLREGION_LEFT(state);
.start_col = SCROLLREGION_LEFT(state),
rect.start_col = SCROLLREGION_LEFT(state);
state->pos.col += SCROLLREGION_LEFT(state);
LBOUND(state->pos.col, SCROLLREGION_LEFT(state));
vterm_push_output_sprintf_dcs(state->vt, "1$r%d;%ds", SCROLLREGION_LEFT(state)+1, SCROLLREGION_RIGHT(state));
.start_col = SCROLLREGION_LEFT(state),
state->pos.col = state->mode.origin ? SCROLLREGION_LEFT(state) : 0;