/*
GNU LESSER GENERAL PUBLIC LICENSE
Copyright (C) 2006 The Lobo Project
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Contact info: lobochief@users.sourceforge.net
*/
package org.lobobrowser.html.renderer;
class LineMargin {
private final int clearX;
private final int clearY;
private final LineMargin next;
public LineMargin(final LineMargin next, final int cleary, final int totalXOffset) {
super();
this.next = next;
this.clearY = cleary;
this.clearX = totalXOffset;
}
public int getClearY() {
return clearY;
}
public LineMargin getNext() {
return next;
}
public int getOffset() {
return clearX;
}
@Override
public boolean equals(final Object other) {
if (!(other instanceof LineMargin)) {
return false;
}
final LineMargin olm = (LineMargin) other;
return (olm.clearX == this.clearX) && (olm.clearY == this.clearY) && java.util.Objects.equals(olm.next, this.next);
}
public LineMargin translated(final int yoffset, final int xoffset) {
final int newClearY = this.clearY - yoffset;
int newOffsetX = this.clearX - xoffset;
if (newOffsetX < 0) {
newOffsetX = 0;
}
final LineMargin oldNext = this.next;
final LineMargin newNext = oldNext == null ? null : oldNext.translated(yoffset, xoffset);
return new LineMargin(newNext, newClearY, newOffsetX);
}
}