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1: /* ImageConverter.java -- Convert arbitrary Image impl to XImage 2: Copyright (C) 2006 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: package gnu.java.awt.peer.x; 39: 40: import java.awt.Color; 41: import java.awt.Graphics; 42: import java.awt.image.ColorModel; 43: import java.awt.image.ImageConsumer; 44: import java.util.Hashtable; 45: 46: /** 47: * Convert a non-XImage to an XImage. 48: * 49: * @author Roman Kennke (kennke@aicas.com) 50: */ 51: public class ImageConverter implements ImageConsumer 52: { 53: 54: private XImage image; 55: private Graphics imageGraphics; 56: 57: public void setDimensions(int width, int height) 58: { 59: image = new XImage(width, height); 60: } 61: 62: public void setProperties(Hashtable props) 63: { 64: // Ignore for now. 65: } 66: 67: public void setColorModel(ColorModel model) 68: { 69: // Ignore for now. 70: } 71: 72: public void setHints(int flags) 73: { 74: // Ignore for now. 75: } 76: 77: public void setPixels(int x, int y, int w, int h, ColorModel model, 78: byte[] pixels, int offset, int scansize) 79: { 80: // FIXME: Implement this. 81: throw new UnsupportedOperationException("Not yet implemented"); 82: } 83: 84: public void setPixels(int x, int y, int w, int h, ColorModel model, 85: int[] pixels, int offset, int scansize) 86: { 87: System.err.println("transferType: " + model.getTransferType()); 88: System.err.println("colorModel: " + model); 89: if (imageGraphics == null) 90: imageGraphics = image.getGraphics(); 91: int xend = x + w; 92: int yend = y + h; 93: for (int yy = y; yy < yend; yy++) 94: { 95: for (int xx = x; xx < xend; xx++) 96: { 97: int pixel = pixels[yy * scansize + xx + offset]; 98: imageGraphics.setColor(new Color(model.getRGB(pixel))); 99: imageGraphics.fillRect(xx, yy, 1, 1); 100: } 101: } 102: } 103: 104: public void imageComplete(int status) 105: { 106: // Nothing to do here. 107: } 108: 109: XImage getXImage() 110: { 111: return image; 112: } 113: }