59 lines
1.8 KiB
Java
59 lines
1.8 KiB
Java
/*
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SpanFlob.java
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*
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* Copyright (c) 2000, Ted Nelson and Tuomas Lukka
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*
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* You may use and distribute under the terms of either the GNU Lesser
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* General Public License, either version 2 of the license or,
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* at your choice, any later version. Alternatively, you may use and
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* distribute under the terms of the XPL.
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*
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* See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of
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* the licenses.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the README
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* file for more details.
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*
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*/
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/*
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* Written by Tuomas Lukka
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*/
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package org.gzigzag;
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import java.util.*;
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import java.awt.*;
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/** An interface to Flobs that contain a single span.
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*/
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public interface SpanFlob {
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String rcsid = "$Id: SpanFlob.java,v 1.5 2000/09/19 10:32:00 ajk Exp $";
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/** The previous and following spanflobs.
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* These are used for coloring beams: if a beam is being drawn
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* between vstreams with a lot of the same content, then
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* the beam should have just one color. These fields enable
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* the beam drawer to see what the vstream actually is.
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* These are to be set by the routine that puts the spanflobs in the
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* flobset.
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*/
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SpanFlob getPrev();
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SpanFlob getNext();
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void setNext(SpanFlob sf);
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/** The span this flob contains. Might not be the same as
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* flob.c.getSpan() since this might be just a piece of the cell.
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* Can return null.
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*/
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Span getSpan();
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/** Get the rectangle corresponding to the given span. The offs and end
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* are given as substring indices to the span returned by getSpan(),
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* i.e. the characters offs...end-1 are included.
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*/
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Rectangle getRectangle(int offs, int end);
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}
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