1 files changed, 152 insertions, 0 deletions
diff --git a/src/main/java/org/pdfbox/pdmodel/font/PDType3Font.java b/src/main/java/org/pdfbox/pdmodel/font/PDType3Font.java
new file mode 100644
index 0000000..5f9c363
--- /dev/null
+++ b/src/main/java/org/pdfbox/pdmodel/font/PDType3Font.java
@@ -0,0 +1,152 @@
+/**
+ * Copyright (c) 2003-2004, www.pdfbox.org
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of pdfbox; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://www.pdfbox.org
+ *
+ */
+package org.pdfbox.pdmodel.font;
+
+import org.apache.log4j.Logger;
+import org.pdfbox.cos.COSDictionary;
+import org.pdfbox.cos.COSName;
+import org.pdfbox.cos.COSStream;
+import org.pdfbox.pdmodel.common.PDMatrix;
+
+import java.awt.Graphics;
+import java.awt.Image;
+
+import java.io.IOException;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * This is implementation of the Type3 Font.
+ *
+ * @author Ben Litchfield (ben@csh.rit.edu)
+ * @version $Revision: 1.6 $
+ */
+public class PDType3Font extends PDSimpleFont
+{
+    private static Logger log = Logger.getLogger( PDType3Font.class );
+    
+    //A map of character code to java.awt.Image for the glyph
+    private Map images = new HashMap();
+
+    /**
+     * Constructor.
+     */
+    public PDType3Font()
+    {
+        super();
+        font.setItem( COSName.SUBTYPE, COSName.getPDFName( "Type3" ) );
+    }
+
+    /**
+     * Constructor.
+     *
+     * @param fontDictionary The font dictionary according to the PDF specification.
+     */
+    public PDType3Font( COSDictionary fontDictionary )
+    {
+        super( fontDictionary );
+    }
+
+    /**
+     * Type3 fonts have their glyphs defined as a content stream.  This
+     * will create the image that represents that character
+     *
+     * @throws IOException If there is an error creating the image.
+     */
+    private Image createImageIfNecessary( char character ) throws IOException
+    {
+        Character c = new Character( character );
+        Image retval = (Image)images.get( c );
+        if( retval == null )
+        {
+            COSDictionary charProcs = (COSDictionary)font.getDictionaryObject( COSName.getPDFName( "CharProcs" ) );
+            COSStream stream = (COSStream)charProcs.getDictionaryObject( COSName.getPDFName( "" + character ) );
+            if( stream != null )
+            {
+                Type3StreamParser parser = new Type3StreamParser();
+                retval = parser.createImage( stream );
+                images.put( c, retval );
+            }
+            else
+            {
+                log.warn( "Error font type 3 image stream is null" );
+            }
+        }
+        return retval;
+
+    }
+
+    /**
+     * This will draw a string on a canvas using the font.
+     *
+     * @param string The string to draw.
+     * @param g The graphics to draw onto.
+     * @param fontSize The size of the font to draw.
+     * @param x The x coordinate to draw at.
+     * @param y The y coordinate to draw at.
+     *
+     * @throws IOException If there is an error drawing the image on the screen.
+     */
+    public void drawString( String string, Graphics g, float fontSize, float x, float y ) throws IOException
+    {
+        //if( string.equals( "V" )|| string.equals( "o" ) )
+        {
+            for(int i=0; i<string.length(); i++)
+            {
+                //todo need to use image observers and such
+                char c = string.charAt( i );
+                Image image = createImageIfNecessary( c );
+                if( image != null )
+                {
+                    int newWidth = (int)(.12*image.getWidth(null));
+                    int newHeight = (int)(.12*image.getHeight(null));
+                    if( newWidth > 0 && newHeight > 0 )
+                    {
+                        image = image.getScaledInstance( newWidth, newHeight, Image.SCALE_SMOOTH );
+                        g.drawImage( image, (int)x, (int)y, null );
+                        x+=newWidth;
+                    }
+                }
+            }
+        }
+    }
+    
+    /**
+     * Set the font matrix for this type3 font.
+     * 
+     * @param matrix The font matrix for this type3 font.
+     */
+    public void setFontMatrix( PDMatrix matrix )
+    {
+        font.setItem( "FontMatrix", matrix );
+    }
+}
+\ No newline at end of file