Revision 2669 branches/CqCMSDvp/libraries/libCq CMS for java.old/src/org/cresques/io/raster/RasterToImageFilter.java
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/* |
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* Cresques Mapping Suite. Graphic Library for constructing mapping applications. |
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* |
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* Copyright (C) 2004-5. |
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* |
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* Copyright (C) 2004-5. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA. |
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* |
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* For more information, contact: |
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*
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* |
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* cresques@gmail.com |
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*/ |
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package org.cresques.io.raster; |
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import java.awt.image.BufferedImage; |
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/** |
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* Renderiza el raster. |
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* @author Luis W. Sevilla (sevilla_lui@gva.es) |
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*/ |
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public class RasterToImageFilter extends RasterFilter {
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private BufferedImage image; |
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private int alpha; |
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private int rgb; |
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/** |
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* Constructor |
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* |
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*/ |
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public RasterToImageFilter(){}
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#pre() |
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*/ |
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public void pre(){
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//Obtenemos par?metros |
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this.raster = (RasterBuf)params.get("raster");
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this.alpha = ((Integer)params.get("alpha")).intValue();
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this.height = raster.getHeight(); |
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this.width = raster.getWidth(); |
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this.alpha = (alpha & 0xff) << 24; |
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image = new BufferedImage(raster.getWidth(), raster.getHeight(), BufferedImage.TYPE_INT_ARGB); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.px.PxRaster.RasterFilter#process(int, int) |
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*/ |
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public void process(int x, int y) {
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raster.getElemInt(x, y, px); |
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rgb = (alpha & ((px[3] & 0xff) << 24)) | |
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((px[0] & 0xff) << 16) | |
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((px[1] & 0xff) << 8) | |
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(px[2] & 0xff); |
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image.setRGB(x, y, rgb); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#getResult(java.lang.String) |
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*/ |
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public Object getResult(String name) {
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if(name.equals("raster"))
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return (Object)image; |
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else |
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return null; |
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} |
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private BufferedImage image; |
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private int alpha; |
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private int rgb; |
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/* (non-Javadoc) |
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* @see org.cresques.px.PxRaster.RasterFilter#processLines(int) |
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*/ |
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public void processLine(int y) {
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for (int x=0; x<width; x++) {
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int [][] line = raster.getLineInt(y); |
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rgb = (alpha & ((px[3] & 0xff) << 24)) | |
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((line[x][0] & 0xff) << 16) | |
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((line[x][1] & 0xff) << 8) | |
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(line[x][2] & 0xff); |
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image.setRGB(x, y, rgb); |
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} |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#getInRasterDataType() |
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*/ |
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public int getInRasterDataType(){
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return raster.getDataType(); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#getOutRasterDataType() |
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*/ |
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public int getOutRasterDataType(){
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return RasterBuf.TYPE_IMAGE; |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#post() |
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*/ |
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public void post(){}
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} |
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/** |
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* Constructor |
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* |
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*/ |
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public RasterToImageFilter() {
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#pre() |
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*/ |
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public void pre() {
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//Obtenemos par?metros |
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this.raster = (RasterBuf) params.get("raster");
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this.alpha = ((Integer) params.get("alpha")).intValue();
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this.height = raster.getHeight(); |
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this.width = raster.getWidth(); |
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this.alpha = (alpha & 0xff) << 24; |
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image = new BufferedImage(raster.getWidth(), raster.getHeight(), |
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BufferedImage.TYPE_INT_ARGB); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.px.PxRaster.RasterFilter#process(int, int) |
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*/ |
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public void process(int x, int y) {
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raster.getElemInt(x, y, px); |
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rgb = (alpha & ((px[3] & 0xff) << 24)) | ((px[0] & 0xff) << 16) | |
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((px[1] & 0xff) << 8) | (px[2] & 0xff); |
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image.setRGB(x, y, rgb); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#getResult(java.lang.String) |
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*/ |
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public Object getResult(String name) {
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if (name.equals("raster")) {
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return (Object) image; |
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} else {
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return null; |
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} |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.px.PxRaster.RasterFilter#processLines(int) |
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*/ |
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public void processLine(int y) {
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for (int x = 0; x < width; x++) {
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int[][] line = raster.getLineInt(y); |
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rgb = (alpha & ((px[3] & 0xff) << 24)) | |
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((line[x][0] & 0xff) << 16) | ((line[x][1] & 0xff) << 8) | |
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(line[x][2] & 0xff); |
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image.setRGB(x, y, rgb); |
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} |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#getInRasterDataType() |
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*/ |
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public int getInRasterDataType() {
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return raster.getDataType(); |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#getOutRasterDataType() |
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*/ |
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public int getOutRasterDataType() {
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return RasterBuf.TYPE_IMAGE; |
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} |
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/* (non-Javadoc) |
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* @see org.cresques.io.raster.IRasterFilter#post() |
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*/ |
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public void post() {
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} |
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} |
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