Mercurial > hg > digilib-old
view servlet/src/digilib/image/DocuImage.java @ 1:0ff3ede32060
Initial revision
author | robcast |
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date | Thu, 17 Jan 2002 15:25:46 +0100 |
parents | |
children | 3b8797fc3e90 9cedd170b581 |
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/* DocuImage -- General image interface class 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 java.awt.image.*; import java.awt.image.renderable.*; import digilib.*; import digilib.io.*; public interface DocuImage { public String[] getKnownFileTypes(); /** * send an image file as-is */ public void sendFile(File f, ServletResponse res) throws FileOpException; /** * load image file */ public void loadImage(File f) throws FileOpException; /** * write image with mime type mt to Stream */ public void writeImage(String mt, ServletResponse res) throws FileOpException; /** * get the image height and width */ public int getWidth(); public int getHeight(); /** * crop and scale image * take rectangle width,height at position x_off,y_off * and scale by scale with interpolation quality qual (0=worst) */ public void cropAndScale( int x_off, int y_off, int width, int height, float scale, int qual) throws ImageOpException; }