office-gobmx/starmath/source/caret.cxx
2010-12-23 16:28:48 +00:00

66 lines
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* Version: MPL 1.1 / GPLv3+ / LGPLv3+
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Initial Developer of the Original Code is
* Jonas Finnemann Jensen <jopsen@gmail.com>
* Portions created by the Initial Developer are Copyright (C) 2010 the
* Initial Developer. All Rights Reserved.
*
* Contributor(s): Jonas Finnemann Jensen <jopsen@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 3 or later (the "GPLv3+"), or
* the GNU Lesser General Public License Version 3 or later (the "LGPLv3+"),
* in which case the provisions of the GPLv3+ or the LGPLv3+ are applicable
* instead of those above.
*/
#include "caret.hxx"
/////////////////////////////// SmCaretPosGraph ////////////////////////////////
SmCaretPosGraphEntry* SmCaretPosGraphIterator::Next(){
if(nOffset >= pGraph->nOffset){
if(pGraph->pNext){
pGraph = pGraph->pNext;
nOffset = 0;
pEntry = Next();
}else
pEntry = NULL;
}else
pEntry = pGraph->Graph + nOffset++;
return pEntry;
}
SmCaretPosGraphEntry* SmCaretPosGraph::Add(SmCaretPosGraphEntry entry){
if(nOffset >= SmCaretPosGraphSize){
if(!pNext)
pNext = new SmCaretPosGraph();
return pNext->Add(entry);
}else{
//Set Left and Right to point to the entry itself if they are NULL
entry.Left = entry.Left ? entry.Left : Graph + nOffset;
entry.Right = entry.Right ? entry.Right : Graph + nOffset;
//Save the entry
Graph[nOffset] = entry;
return Graph + nOffset++;
}
}
SmCaretPosGraph::~SmCaretPosGraph(){
if(pNext)
delete pNext;
pNext = NULL;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */