source: trunk/src/org/expeditee/core/TextLayout.java@ 1097

package org.expeditee.core;

import org.expeditee.core.bounds.AxisAlignedBoxBounds;
import org.expeditee.gio.TextLayoutManager;

/**
 * Purely a handle type for the TextLayoutManager.
 * 
 * @author cts16
 *
 */
public class TextLayout {

        private static TextLayoutManager _manager;
        
        public static void setManager(TextLayoutManager manager)
        {
                if (_manager == null) _manager = manager;
        }
        
        public static TextLayoutManager getManager()
        {
                return _manager;
        }
        
        private static long nextHandle = 1;
        
        private long _handle;
        
        private String _line;
        private Font _font;
        private int _startCharIndex;
        private int _endCharIndex;
        
        public static TextLayout get(String line, Font font, int startCharIndex, int endCharIndex)
        {
                if (_manager == null) return null;
                
                return new TextLayout(line, font, startCharIndex, endCharIndex);
        }
        
        private TextLayout(String line, Font font, int startCharIndex, int endCharIndex)
        {
                _handle = nextHandle;
                nextHandle++;
                
                _line = new String(line);
                _font = new Font(font);
                _startCharIndex = startCharIndex;
                _endCharIndex = endCharIndex;
        }
        
        public long getHandle()
        {
                return _handle;
        }
        
        public float getAdvance()
        {
                return _manager.getAdvance(this);
        }
        
        public int getCharacterCount()
        {
                return _manager.getCharacterCount(this);
        }
        
        public TextHitInfo getNextLeftHit(int offset)
        {
                return _manager.getNextLeftHit(this, offset);
        }
        
        public TextHitInfo getNextLeftHit(TextHitInfo hit)
        {
                return _manager.getNextLeftHit(this, hit);
        }
        
        public TextHitInfo getNextRightHit(int offset)
        {
                return _manager.getNextRightHit(this, offset);
        }
        
        public TextHitInfo getNextRightHit(TextHitInfo hit)
        {
                return _manager.getNextRightHit(this, hit);
        }
        
        public float[] getCaretInfo(TextHitInfo hit)
        {
                return _manager.getCaretInfo(this, hit);
        }
        
        public TextHitInfo hitTestChar(float x, float y)
        {
                return _manager.hitTestChar(this, x, y);
        }
        
        public AxisAlignedBoxBounds getPixelBounds(float x, float y)
        {
                return _manager.getPixelBounds(this, x, y);
        }
        
        public AxisAlignedBoxBounds getLogicalHighlightShape(int firstEndpoint, int secondEndpoint)
        {
                return _manager.getLogicalHighlightShape(this, firstEndpoint, secondEndpoint);
        }
        
        public float getAscent()
        {
                return _manager.getAscent(this);
        }
        
        public float getDescent()
        {
                return _manager.getDescent(this);
        }
        
        public float getLeading()
        {
                return _manager.getLeading(this);
        }
        
        public String getLine()
        {
                return new String(_line);
        }
        
        public Font getFont()
        {
                return new Font(_font);
        }
        
        public int getStartCharIndex()
        {
                return _startCharIndex;
        }
        
        public int getEndCharIndex()
        {
                return _endCharIndex;
        }
        
        public void release()
        {
                _manager.releaseLayout(this);
        }
        
        @Override
        protected void finalize()
        {
                release();
        }
}