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 }