changeset 289:9f7b864f955f gen2

gen2 branch (?)
author robcast
date Mon, 18 Oct 2004 15:40:54 +0200
parents 794a9f25f15c
children 5d0c0da080ec
files servlet/src/digilib/image/JIMIDocuImage.java
diffstat 1 files changed, 0 insertions(+), 143 deletions(-) [+]
line wrap: on
line diff
--- a/servlet/src/digilib/image/JIMIDocuImage.java	Thu Jan 17 15:25:46 2002 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,143 +0,0 @@
-/* JAIDocuImage -- Image class implementation using JIMI toolkit
-
-  Digital Image Library servlet components
-
-  Copyright (C) 2001, 2002 Robert Casties (robcast@mail.berlios.de)
-
-  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 2 of the  License, or (at your
-  option) any later version.
-   
-  Please read license.txt for the full details. A copy of the GPL
-  may be found at http://www.gnu.org/copyleft/lgpl.html
-
-  You should have received a copy of the GNU General Public License
-  along with this program; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-
-*/
-
-package digilib.image;
-
-import javax.servlet.*;
-import javax.servlet.http.*;
-import java.io.*;
-import java.util.*;
-
-import com.sun.jimi.core.*;
-import com.sun.jimi.core.raster.*;
-import com.sun.jimi.core.filters.*;
-
-import java.awt.*;
-import java.awt.image.*;
-
-import digilib.*;
-import digilib.io.*;
-
-
-public class JIMIDocuImage extends DocuImageImpl {
-
-  private JimiRasterImage img;
-  private ImageProducer imgp;
-
-  public JIMIDocuImage() {
-  }
-
-  public JIMIDocuImage(Utils u) {
-    util = u;
-  }
-
-  /**
-   *  load image file
-   */
-  public void loadImage(File f) throws FileOpException {
-    System.gc();
-    try {
-    img = Jimi.getRasterImage(f.toURL());
-    } catch (java.net.MalformedURLException e) {
-      util.dprintln(3, "ERROR(loadImage): MalformedURLException");
-    } catch (JimiException e) {
-      util.dprintln(3, "ERROR(loadImage): JIMIException");
-      throw new FileOpException("Unable to load File!"+e);
-    }
-    if (img == null) {
-      util.dprintln(3, "ERROR(loadImage): unable to load file");
-      throw new FileOpException("Unable to load File!");
-    }
-  }
-
-  /**
-   *  write image of type mt to Stream
-   */
-  public void writeImage(String mt, ServletResponse res)
-         throws FileOpException {
-    try {
-    // setup output
-    res.setContentType(mt);
-    // render output
-    Jimi.putImage(mt, imgp, res.getOutputStream());
-
-    } catch (JimiException e) {
-      throw new FileOpException("Error writing image!"+e);
-    } catch (IOException e) {
-      throw new FileOpException("Error writing image."+e);
-    }
-  }
-
-  public int getWidth() {
-    if (img != null) {
-      return img.getWidth();
-    }
-    return 0;
-  }
-
-  public int getHeight() {
-    if (img != null) {
-      return img.getHeight();
-    }
-    return 0;
-  }
-
-
-  /**
-   *  crop and scale image
-   *    take rectangle width,height at position x_off,y_off
-   *    and scale by scale
-   */
-   public void cropAndScale(int x_off, int y_off, int width, int height,
-         float scale, int qual) throws ImageOpException {
-
-    ImageFilter scaleFilter;
-    int destWidth = (int)(scale * (float)width);
-    int destHeight = (int)(scale * (float)height);
-
-    // setup Crop
-    ImageProducer croppedImg = img.getCroppedImageProducer(x_off, y_off, width, height);
-    //util.dprintln(3, "CROP:"+croppedImg.getWidth()+"x"+croppedImg.getHeight()); //DEBUG
-
-    if (croppedImg == null) {
-      util.dprintln(2, "ERROR(cropAndScale): error in crop");
-      throw new ImageOpException("Unable to crop");
-    }
-
-    // setup scale and interpolation quality
-    if (qual > 0) {
-      util.dprintln(4, "quality q1");
-      scaleFilter = new AreaAverageScaleFilter(destWidth, destHeight);
-    } else {
-      util.dprintln(4, "quality q0");
-      scaleFilter = new ReplicatingScaleFilter(destWidth, destHeight);
-    }
-
-    ImageProducer scaledImg = new FilteredImageSource(croppedImg, scaleFilter);
-
-    if (scaledImg == null) {
-      util.dprintln(2, "ERROR(cropAndScale): error in scale");
-      throw new ImageOpException("Unable to scale");
-    }
-
-    imgp = scaledImg;
-  }
-
-}