qgslegendsymbologyitem.cpp

一个非常好的GIS开源新版本

/***************************************************************************
 *   Copyright (C) 2005 by Tim Sutton   *
 *   aps02ts@macbuntu   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#include "qgslegendsymbologyitem.h"

QgsLegendSymbologyItem::QgsLegendSymbologyItem(QTreeWidgetItem * theItem,QString theString, int pixmapWidth, int pixmapHeight)
  : QgsLegendItem(theItem, theString), mPixmapWidth(pixmapWidth), mPixmapHeight(pixmapHeight), mLegend(0)
{
  mType = LEGEND_SYMBOL_ITEM;
}

QgsLegendSymbologyItem::QgsLegendSymbologyItem(int pixmapWidth, int pixmapHeight): QgsLegendItem(), mPixmapWidth(pixmapWidth), mPixmapHeight(pixmapHeight), mLegend(0)
{
  mType = LEGEND_SYMBOL_ITEM;
}

QgsLegendSymbologyItem::~QgsLegendSymbologyItem()
{  
  if(mLegend)
    {
      mLegend->removePixmapWidthValue(mPixmapWidth);
      mLegend->removePixmapHeightValue(mPixmapHeight);
    }
}

QgsLegendItem::DRAG_ACTION QgsLegendSymbologyItem::accept(LEGEND_ITEM_TYPE type)
{
  return NO_ACTION;
}

QgsLegendItem::DRAG_ACTION QgsLegendSymbologyItem::accept(const QgsLegendItem* li) const
{
  return NO_ACTION;
}

void QgsLegendSymbologyItem::setLegend(QgsLegend* theLegend)
{
  mLegend = theLegend;
  if(mLegend)
    {
      mLegend->addPixmapWidthValue(mPixmapWidth);
      mLegend->addPixmapHeightValue(mPixmapHeight);
    }
}