source: trunk/src/org/expeditee/io/flowlayout/XOrderedLine.java@ 1102

/**
 *    XOrderedLine.java
 *    Copyright (C) 2010 New Zealand Digital Library, http://expeditee.org
 *
 *    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 3 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, see <http://www.gnu.org/licenses/>.
 */

package org.expeditee.io.flowlayout;

import java.util.ArrayList;
import java.util.List;

import org.expeditee.core.bounds.AxisAlignedBoxBounds;

public class XOrderedLine 
{               
                ArrayList<XItem> overlapping;
                
                public XOrderedLine()
                {
                        overlapping = new ArrayList<XItem>();
                        
                }
                
                public XOrderedLine(XItem item)
                {
                        this();
                        overlapping.add(item);  
                }
                
                public boolean isEmpty() 
                {
        
                        return overlapping.size()==0;
                }
                
                public List<XItem> getXItemList() 
                {
                        return overlapping;
                }
                
                
        
                
                public void orderedMergeItem(int new_xl, XItem new_item)
                {
                        // More generate case for insert, when we *don't* want to
                        // insert based on the new_item's 'xl' position
                        
                        boolean added_item = false;
                        
                        for (int i=0; i<overlapping.size(); i++) {
                                XItem existing_item = overlapping.get(i);
                                
                                
                                int existing_xl = existing_item.getX();
                                if (new_xl<existing_xl) {
                                        overlapping.add(i,new_item);
                                        added_item = true;
                                        break;
                                }
                                
                        }
                        
                        if (!added_item) {
                                
                                // add to the end of the list
                                overlapping.add(new_item);
                        }
                }
                
                public void orderedMergeItem(XItem new_item)
                {
                        // Simple case => want to insert based on the new_item's xl position
                        AxisAlignedBoxBounds rect = new_item.getBoundingRect();
                        int xl = rect.getMinX();
                        orderedMergeItem(xl,new_item);
                }
}