001    /*
002     * Copyright (C) 2012 eXo Platform SAS.
003     *
004     * This is free software; you can redistribute it and/or modify it
005     * under the terms of the GNU Lesser General Public License as
006     * published by the Free Software Foundation; either version 2.1 of
007     * the License, or (at your option) any later version.
008     *
009     * This software is distributed in the hope that it will be useful,
010     * but WITHOUT ANY WARRANTY; without even the implied warranty of
011     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012     * Lesser General Public License for more details.
013     *
014     * You should have received a copy of the GNU Lesser General Public
015     * License along with this software; if not, write to the Free
016     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018     */
019    
020    package org.crsh.text.ui;
021    
022    import org.crsh.text.Chunk;
023    import org.crsh.text.LineReader;
024    import org.crsh.text.RenderAppendable;
025    import org.crsh.text.Renderer;
026    
027    import java.util.Iterator;
028    
029    public class TextRenderer extends Renderer {
030    
031      /** . */
032      final TextElement text;
033    
034      public TextRenderer(TextElement text) {
035        this.text = text;
036      }
037    
038      @Override
039      public int getActualWidth() {
040        return text.width;
041      }
042    
043      @Override
044      public int getMinWidth() {
045        return text.minWidth;
046      }
047    
048      @Override
049      public int getActualHeight(int width) {
050        throw new UnsupportedOperationException();
051      }
052    
053      @Override
054      public int getMinHeight(int width) {
055        throw new UnsupportedOperationException();
056      }
057    
058      @Override
059      public LineReader reader(final int width) {
060        return new LineReader() {
061    
062          /** . */
063          Iterator<Chunk> iterator = text.stream.iterator();
064    
065          /** . */
066          Chunk current;
067    
068          public boolean hasLine() {
069            return false;
070          }
071    
072          public void renderLine(RenderAppendable to) throws IllegalStateException {
073            throw new UnsupportedOperationException("To finish");
074          }
075        };
076      }
077    }