// **********************************************************************
//
// <copyright>
//
// BBN Technologies
// 10 Moulton Street
// Cambridge, MA 02138
// (617) 873-8000
//
// Copyright (C) BBNT Solutions LLC. All rights reserved.
//
// </copyright>
// **********************************************************************
//
// $Source: /cvs/distapps/openmap/src/openmap/com/bbn/openmap/layer/link/LinkRaster.java,v $
// $RCSfile: LinkRaster.java,v $
// $Revision: 1.7 $
// $Date: 2008/01/29 22:04:13 $
// $Author: dietrick $
//
// **********************************************************************
package com.bbn.openmap.layer.link;
import java.awt.Color;
import java.awt.Image;
import java.awt.image.PixelGrabber;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import javax.swing.ImageIcon;
import com.bbn.openmap.omGraphics.OMRaster;
import com.bbn.openmap.proj.ProjMath;
import com.bbn.openmap.util.ColorFactory;
import com.bbn.openmap.util.Debug;
import com.bbn.openmap.util.PropUtils;
/**
* Read and write a Link protocol versions of a raster.
*/
public class LinkRaster implements LinkGraphicConstants,
LinkPropertiesConstants {
/**
* Writes an image, Lat/Lon placement with a direct colormodel.
*
* @param lt latitude of the top of the image.
* @param ln longitude of the left side of the image.
* @param w width of the image, in pixels.
* @param h height of the image, in pixels.
* @param pix color values for the pixels.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, int w, int h, int[] pix,
LinkProperties properties, DataOutputStream dos)
throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_LATLON);
dos.writeByte(COLORMODEL_DIRECT);
dos.writeFloat(lt);
dos.writeFloat(ln);
dos.writeInt(w);
dos.writeInt(h);
dos.writeInt(pix.length);
for (int i = 0; i < pix.length; i++) {
dos.writeInt(pix[i]);
}
properties.write(dos);
}
/**
* Write an image, XY placement with a direct colormodel.
*
* @param x1 window location of the left side of the image.
* @param y1 window location of the top of the image.
* @param w width of the image, in pixels.
* @param h height of the image, in pixels.
* @param pix color values for the pixels.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(int x1, int y1, int w, int h, int[] pix,
LinkProperties properties, DataOutputStream dos)
throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_XY);
dos.writeByte(COLORMODEL_DIRECT);
dos.writeInt(x1);
dos.writeInt(y1);
dos.writeInt(w);
dos.writeInt(h);
dos.writeInt(pix.length);
for (int i = 0; i < pix.length; i++) {
dos.writeInt(pix[i]);
}
properties.write(dos);
}
/**
* Write an image, Lat/lon placement with XY offset with a direct
* colormodel.
*
* @param lt latitude of the top of the image, before the offset.
* @param ln longitude of the left side of the image, before the offset.
* @param offset_x1 number of pixels to move image to the right.
* @param offset_y1 number of pixels to move image down.
* @param w width of the image, in pixels.
* @param h height of the image, in pixels.
* @param pix color values for the pixels.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, int offset_x1, int offset_y1,
int w, int h, int[] pix,
LinkProperties properties, DataOutputStream dos)
throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_OFFSET);
dos.writeByte(COLORMODEL_DIRECT);
dos.writeFloat(lt);
dos.writeFloat(ln);
dos.writeInt(offset_x1);
dos.writeInt(offset_y1);
dos.writeInt(w);
dos.writeInt(h);
dos.writeInt(pix.length);
for (int i = 0; i < pix.length; i++) {
dos.writeInt(pix[i]);
}
properties.write(dos);
}
/**
* Write an image, Lat/Lon placement with an ImageIcon.
*
* @param lt latitude of the top of the image.
* @param ln longitude of the left side of the image.
* @param image java.awt.Image to use for image.
* @param image_width width of image in pixels.
* @param image_height height of image in pixels.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, Image image, int image_width,
int image_height, LinkProperties properties,
DataOutputStream dos) throws IOException,
InterruptedException {
int[] pixels = new int[image_width * image_height];
PixelGrabber pixelgrabber = new PixelGrabber(image, 0, 0, image_width, image_height, pixels, 0, image_width);
pixelgrabber.grabPixels();
LinkRaster.write(lt,
ln,
image_width,
image_height,
pixels,
properties,
dos);
}
/**
* Write an image, X/Y placement with an ImageIcon.
*
* @param x1 window location of the left side of the image.
* @param y1 window location of the top of the image.
* @param image java.awt.Image to use for image.
* @param image_width width of image in pixels.
* @param image_height height of image in pixels.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(int x1, int y1, Image image, int image_width,
int image_height, LinkProperties properties,
DataOutputStream dos) throws IOException,
InterruptedException {
int[] pixels = new int[image_width * image_height];
PixelGrabber pixelgrabber = new PixelGrabber(image, 0, 0, image_width, image_height, pixels, 0, image_width);
pixelgrabber.grabPixels();
LinkRaster.write(x1,
y1,
image_width,
image_height,
pixels,
properties,
dos);
}
/**
* Write an image, Lat/Lon with X/Y placement with an ImageIcon.
*
* @param lt latitude of the top of the image, before the offset.
* @param ln longitude of the left side of the image, before the offset.
* @param offset_x1 number of pixels to move image to the right.
* @param offset_y1 number of pixels to move image down.
* @param image java.awt.Image to use for image.
* @param image_width width of image in pixels.
* @param image_height height of image in pixels.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, int offset_x1, int offset_y1,
Image image, int image_width, int image_height,
LinkProperties properties, DataOutputStream dos)
throws IOException, InterruptedException {
int[] pixels = new int[image_width * image_height];
PixelGrabber pixelgrabber = new PixelGrabber(image, 0, 0, image_width, image_height, pixels, 0, image_width);
pixelgrabber.grabPixels();
LinkRaster.write(lt,
ln,
offset_x1,
offset_y1,
image_width,
image_height,
pixels,
properties,
dos);
}
/**
* Write an image, Lat/Lon placement with an ImageIcon.
*
* @param lt latitude of the top of the image.
* @param ln longitude of the left side of the image.
* @param ii ImageIcon to use for image.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, ImageIcon ii,
LinkProperties properties, DataOutputStream dos)
throws IOException, InterruptedException {
int image_width, image_height;
Image image;
image_width = ii.getIconWidth();
image_height = ii.getIconHeight();
image = ii.getImage();
LinkRaster.write(lt,
ln,
image,
image_width,
image_height,
properties,
dos);
}
/**
* Write an image, X/Y placement with an ImageIcon.
*
* @param x1 window location of the left side of the image.
* @param y1 window location of the top of the image.
* @param ii ImageIcon to use for image.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(int x1, int y1, ImageIcon ii,
LinkProperties properties, DataOutputStream dos)
throws IOException, InterruptedException {
int image_width, image_height;
Image image;
image_width = ii.getIconWidth();
image_height = ii.getIconHeight();
image = ii.getImage();
LinkRaster.write(x1,
y1,
image,
image_width,
image_height,
properties,
dos);
}
/**
* Write an image, Lat/Lon with X/Y placement with an ImageIcon.
*
* @param lt latitude of the top of the image, before the offset.
* @param ln longitude of the left side of the image, before the offset.
* @param offset_x1 number of pixels to move image to the right.
* @param offset_y1 number of pixels to move image down.
* @param ii ImageIcon to use for image.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, int offset_x1, int offset_y1,
ImageIcon ii, LinkProperties properties,
DataOutputStream dos) throws IOException,
InterruptedException {
int image_width, image_height;
Image image;
image_width = ii.getIconWidth();
image_height = ii.getIconHeight();
image = ii.getImage();
LinkRaster.write(lt,
ln,
offset_x1,
offset_y1,
image,
image_width,
image_height,
properties,
dos);
}
// //////////////////////////////////// IMAGEICON LOADED FROM AN
// URL
/**
* Write an image, Lat/Lon placement with an ImageIcon.
*
* @param lt latitude of the top of the image.
* @param ln longitude of the left side of the image.
* @param url URL to download the image from.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, String url,
LinkProperties properties, DataOutputStream dos)
throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_LATLON);
dos.writeByte(COLORMODEL_URL);
dos.writeFloat(lt);
dos.writeFloat(ln);
properties.setProperty(LPC_LINKRASTERIMAGEURL, url);
properties.write(dos);
}
/**
* Write an image, X/Y placement with an ImageIcon.
*
* @param x1 window location of the left side of the image.
* @param y1 window location of the top of the image.
* @param url URL to download the image from.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(int x1, int y1, String url,
LinkProperties properties, DataOutputStream dos)
throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_XY);
dos.writeByte(COLORMODEL_URL);
dos.writeInt(x1);
dos.writeInt(y1);
properties.setProperty(LPC_LINKRASTERIMAGEURL, url);
properties.write(dos);
}
/**
* Write an image, Lat/Lon with X/Y placement with an ImageIcon.
*
* @param lt latitude of the top of the image, before the offset.
* @param ln longitude of the left side of the image, before the offset.
* @param offset_x1 number of pixels to move image to the right.
* @param offset_y1 number of pixels to move image down.
* @param url URL to download the image from.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, int offset_x1, int offset_y1,
String url, LinkProperties properties,
DataOutputStream dos) throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_OFFSET);
dos.writeByte(COLORMODEL_URL);
dos.writeFloat(lt);
dos.writeFloat(ln);
dos.writeInt(offset_x1);
dos.writeInt(offset_y1);
properties.setProperty(LPC_LINKRASTERIMAGEURL, url);
properties.write(dos);
}
// //////////////////////////////////// BYTE PIXELS with
// COLORTABLE
/**
* Lat/Lon placement with a indexed colormodel, which is using a colortable
* and a byte array to construct the int[] pixels.
*
* @param lt latitude of the top of the image.
* @param ln longitude of the left side of the image.
* @param w width of the image, in pixels.
* @param h height of the image, in pixels.
* @param bytes colortable index values for the pixels.
* @param colorTable color array corresponding to bytes
* @param trans transparency of image.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, int w, int h, byte[] bytes,
Color[] colorTable, int trans,
LinkProperties properties, DataOutputStream dos)
throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_LATLON);
dos.writeByte(COLORMODEL_INDEXED);
dos.writeFloat(lt);
dos.writeFloat(ln);
dos.writeInt(w);
dos.writeInt(h);
dos.writeInt(bytes.length);
dos.write(bytes, 0, bytes.length);
dos.writeInt(colorTable.length);
int i;
for (i = 0; i < colorTable.length; i++) {
dos.writeInt(colorTable[i].getRGB());
}
dos.writeInt(trans);
properties.write(dos);
}
/**
* XY placement with a indexed colormodel, which is using a colortable and a
* byte array to construct the int[] pixels.
*
* @param x1 window location of the left side of the image.
* @param y1 window location of the top of the image.
* @param w width of the image, in pixels.
* @param h height of the image, in pixels.
* @param bytes colortable index values for the pixels.
* @param colorTable color array corresponding to bytes
* @param trans transparency of image.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(int x1, int y1, int w, int h, byte[] bytes,
Color[] colorTable, int trans,
LinkProperties properties, DataOutputStream dos)
throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_XY);
dos.writeByte(COLORMODEL_INDEXED);
dos.writeInt(x1);
dos.writeInt(y1);
dos.writeInt(w);
dos.writeInt(h);
dos.writeInt(bytes.length);
dos.write(bytes, 0, bytes.length);
dos.writeInt(colorTable.length);
int i;
for (i = 0; i < colorTable.length; i++) {
dos.writeInt(colorTable[i].getRGB());
}
dos.writeInt(trans);
properties.write(dos);
}
/**
* Lat/lon placement with XY offset with a indexed colormodel, which is
* using a colortable and a byte array to construct the int[] pixels.
*
* @param lt latitude of the top of the image, before the offset.
* @param ln longitude of the left side of the image, before the offset.
* @param offset_x1 number of pixels to move image to the right.
* @param offset_y1 number of pixels to move image down.
* @param w width of the image, in pixels.
* @param h height of the image, in pixels.
* @param bytes colortable index values for the pixels.
* @param colorTable color array corresponding to bytes
* @param trans transparency of image.
* @param properties description of drawing attributes. Not used, but
* included to be consistent with the protocol graphics format.
* @param dos DataOutputStream
* @throws IOException
*/
public static void write(float lt, float ln, int offset_x1, int offset_y1,
int w, int h, byte[] bytes, Color[] colorTable,
int trans, LinkProperties properties,
DataOutputStream dos) throws IOException {
dos.write(Link.RASTER_HEADER.getBytes());
dos.writeByte(GRAPHICTYPE_RASTER);
dos.writeByte(RENDERTYPE_OFFSET);
dos.writeByte(COLORMODEL_INDEXED);
dos.writeFloat(lt);
dos.writeFloat(ln);
dos.writeInt(offset_x1);
dos.writeInt(offset_y1);
dos.writeInt(w);
dos.writeInt(h);
dos.writeInt(bytes.length);
dos.write(bytes, 0, bytes.length);
dos.writeInt(colorTable.length);
int i;
for (i = 0; i < colorTable.length; i++) {
dos.writeInt(colorTable[i].getRGB());
}
dos.writeInt(trans);
properties.write(dos);
}
/**
* Write a raster to the link.
*/
public static void write(OMRaster raster, Link link, LinkProperties props)
throws IOException {
switch (raster.getRenderType()) {
case OMRaster.RENDERTYPE_LATLON:
case OMRaster.RENDERTYPE_XY:
case OMRaster.RENDERTYPE_OFFSET:
default:
Debug.error("LinkRaster.write: raster not implemented.");
}
}
/**
* Read the DataInputStream, and create an OMRaster. Assumes that the
* LinkRaster header has been read from the link.
*
* @param dis DataInputStream
* @return OMRaster
* @throws IOException
* @see com.bbn.openmap.omGraphics.OMRaster
*/
public static OMRaster read(DataInputStream dis) throws IOException {
return read(dis, null);
}
/**
* Read the DataInputStream, and create an OMRaster. Assumes that the
* LinkRaster header has been read from the link.
*
* @param dis DataInputStream
* @param propertiesBuffer a LinkProperties object used to cache previous
* settings that can be set on the OMPoly being read.
* @return OMRaster
* @throws IOException
* @see com.bbn.openmap.omGraphics.OMRaster
*/
public static OMRaster read(DataInputStream dis,
LinkProperties propertiesBuffer)
throws IOException {
OMRaster raster = null;
float lat = 0;
float lon = 0;
int x = 0;
int y = 0;
int w = 0;
int h = 0;
int length, i;
String url;
Debug.message("link", "LinkRaster | Reading Raster graphic");
int renderType = dis.readByte();
int colorModel = dis.readByte();
if (Debug.debugging("link")) {
System.out.println("LinkRaster | Rendertype = " + renderType
+ ", colorModel = " + colorModel);
}
switch (renderType) {
case RENDERTYPE_OFFSET:
lat = dis.readFloat();
lon = dis.readFloat();
// Fall through...
case RENDERTYPE_XY:
x = dis.readInt();
y = dis.readInt();
break;
case RENDERTYPE_LATLON:
default:
lat = dis.readFloat();
lon = dis.readFloat();
if (Debug.debugging("link")) {
System.out.println("LinkRaster | Location: lat = " + lat
+ ", lon = " + lon);
}
}
// Now act differently depending on the colormodel
if (colorModel != COLORMODEL_URL) {
w = dis.readInt();
h = dis.readInt();
if (Debug.debugging("link")) {
System.out.println("LinkRaster | Size: width = " + w
+ ", height = " + h);
}
if (colorModel == COLORMODEL_INDEXED) {
length = dis.readInt();
byte[] bytes = new byte[length];
if (Debug.debugging("link")) {
System.out.println("LinkRaster | Reading " + length
+ " bytes.");
}
dis.readFully(bytes);
if (Debug.debugging("link")) {
System.out.println("LinkRaster | read bytes.");
}
length = dis.readInt();
if (Debug.debugging("link")) {
System.out.println("LinkRaster | " + length + " Colors.");
}
Color[] colorTable = new Color[length];
for (i = 0; i < length; i++) {
int colorvalue = dis.readInt();
colorTable[i] = ColorFactory.createColor(colorvalue, true);
if (Debug.debugging("linkdetail")) {
System.out.println("LinkRaster | Color " + i + " = "
+ colorTable[i] + " from "
+ Integer.toHexString(colorvalue));
}
}
int trans = dis.readInt();
if (Debug.debugging("link")) {
System.out.println("LinkRaster | Transparency = " + trans);
}
switch (renderType) {
case RENDERTYPE_OFFSET:
raster = new OMRaster(lat, lon, x, y, w, h, bytes, colorTable, trans);
break;
case RENDERTYPE_XY:
raster = new OMRaster(x, y, w, h, bytes, colorTable, trans);
break;
case RENDERTYPE_LATLON:
default:
raster = new OMRaster(lat, lon, w, h, bytes, colorTable, trans);
}
} else { // must be COLORMODEL_DIRECT
length = dis.readInt();
int[] pix = new int[length];
if (Debug.debugging("link")) {
System.out.println("LinkRaster | Reading " + length
+ " pixels.");
}
for (i = 0; i < length; i++) {
pix[i] = dis.readInt();
}
switch (renderType) {
case RENDERTYPE_OFFSET:
raster = new OMRaster(lat, lon, x, y, w, h, pix);
break;
case RENDERTYPE_XY:
raster = new OMRaster(x, y, w, h, pix);
break;
case RENDERTYPE_LATLON:
default:
raster = new OMRaster(lat, lon, w, h, pix);
}
}
}
LinkProperties properties = (LinkProperties) LinkProperties.read(dis, propertiesBuffer).clone();
if (colorModel == COLORMODEL_URL) {
url = properties.getProperty(LPC_LINKRASTERIMAGEURL);
if (url != null) {
switch (renderType) {
case RENDERTYPE_OFFSET:
raster = new OMRaster(lat, lon, x, y, new ImageIcon(url));
break;
case RENDERTYPE_XY:
raster = new OMRaster(x, y, new ImageIcon(url));
break;
case RENDERTYPE_LATLON:
default:
raster = new OMRaster(lat, lon, new ImageIcon(url));
}
}
}
if (raster != null) {
properties.setProperties(raster);
raster.setRotationAngle((double) ProjMath.degToRad(PropUtils.floatFromProperties(properties,
LPC_LINKROTATION,
0.0f)));
}
return raster;
}
}