private void csi_EL(String p) {
String[] ps = vt100_parse_params(p, new String[] {"0"});
if ("0".equals(ps[0])) {
clear(cy, cx, cy + 1, width);
} else if ("1".equals(ps[0])) {
clear(cy, 0, cy + 1, cx + 1);
} else if ("2".equals(ps[0])) {
clear(cy, 0, cy + 1, width);
}
}
private void scroll_line_left(int y, int x, int n) {
if (x < width) {
n = Math.min(width - cx, n);
poke(y, x, peek(y, x + n, y + 1, width));
clear(y, width - n, y + 1, width);
}
}
private void csi_ECH(String p) {
int[] ps = vt100_parse_params(p, new int[] {1});
int n = Math.min(width - cx, Math.max(1, ps[0]));
clear(cy, cx, cy + 1, cx + n);
}
private void scroll_area_down(int y0, int y1, int n) {
n = Math.min(y1 - y0, n);
poke(y0 + n, 0, peek(y0, 0, y1 - n, width));
clear(y0, 0, y0 + n, width);
}