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/*
* $RCSfile$
*
* Copyright (c) 2004 Sun Microsystems, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any
* kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
* EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
* NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
* USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
* DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
* ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
* CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
* REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
* INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or
* maintenance of any nuclear facility.
*
* $Revision$
* $Date$
* $State$
*/
import java.awt.*;
import java.awt.image.*;
import java.util.Vector;
import java.awt.color.ColorSpace;
public class TiledImage extends Object implements RenderedImage {
WritableRaster[][] tile = new WritableRaster[3][3];
WritableRaster bigTile;
ComponentColorModel colorModel;
BufferedImage checkBoard;
int minX = -2;
int minY = -1;
TiledImage() {
ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
int[] nBits = {8, 8, 8, 8};
int i, j, k, cc = 255;
int[] bandOffset = new int[4];
colorModel =
new ComponentColorModel(cs, nBits, true, false, Transparency.OPAQUE, 0);
// Create 9 tiles
bandOffset[0] = 3;
bandOffset[1] = 2;
bandOffset[2] = 1;
bandOffset[3] = 0;
for (i = 0; i < 3; i++) {
for (j = 0; j < 3; j++) {
tile[i][j] = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, 8, 8 , 32, 4, bandOffset, null);
}
}
// tile {-2, -1}
byte[] byteData = ((DataBufferByte)tile[0][0].getDataBuffer()).getData();
for (i=4, k = 8 * 4 * 4+4 * 4;i < 8;i++, k+= 16){
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)cc;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
}
// tile {-1, -1}
byteData = ((DataBufferByte)tile[1][0].getDataBuffer()).getData();
for (i=4, k = 8 * 4 * 4;i < 8;i++){
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)cc;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
}
// tile {1, -1}
byteData = ((DataBufferByte)tile[2][0].getDataBuffer()).getData();
for (i=4, k = 8 * 4 * 4;i < 8;i++, k+= 16){
for (j=0;j < 4;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
}
// tile {-2, 0}
byteData = ((DataBufferByte)tile[0][1].getDataBuffer()).getData();
for (i=0, k = 16;i < 4;i++, k+=16){
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)cc;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
}
for (i=4, k = 8*4*4+16;i < 8;i++, k+=16){
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)0 ;
}
}
// tile {-1, 0}
byteData = ((DataBufferByte)tile[1][1].getDataBuffer()).getData();
for (i=0, k = 0;i < 4;i++){
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)cc;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
}
for (i=0, k = 8 * 4 * 4;i < 4;i++){
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)0 ;
}
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)cc ;
}
}
// tile {0, 0}
byteData = ((DataBufferByte)tile[2][1].getDataBuffer()).getData();
for (i=0, k = 0;i < 4;i++, k+= 16) {
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
}
for (i=4, k = 8 * 4* 4;i < 8;i++, k+= 16) {
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)cc ;
}
}
// tile {-2, 1}
byteData = ((DataBufferByte)tile[0][2].getDataBuffer()).getData();
for (i=4, k = 16;i < 8;i++, k+= 16) {
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)0 ;
}
}
// tile {-1, 1}
byteData = ((DataBufferByte)tile[1][2].getDataBuffer()).getData();
for (i=0, k = 0;i < 8;i++) {
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)0 ;
}
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)cc ;
}
}
// tile {0, 1}
byteData = ((DataBufferByte)tile[2][2].getDataBuffer()).getData();
for (i=4, k = 0;i < 8;i++, k+= 16) {
for (j=4;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)cc ;
}
}
bigTile = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, 16, 16 , 64, 4, bandOffset, null);;
byteData = ((DataBufferByte)bigTile.getDataBuffer()).getData();
for (i=0, k = 0;i < 8;i++){
for (j=0;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)cc;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
for (;j < 16;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)0;
byteData[k+3] = (byte)cc ;
}
}
for (;i < 16;i++){
for (j=0;j < 8;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)0;
}
for (;j < 16;j++, k+=4){
byteData[k] = (byte)0;
byteData[k+1] = (byte)0;
byteData[k+2] = (byte)cc;
byteData[k+3] = (byte)cc ;
}
}
checkBoard = new BufferedImage(colorModel, bigTile, false, null);
}
// create four tiles {r, g, b, y}
public WritableRaster copyData(WritableRaster raster) {
return checkBoard.copyData(raster);
}
public ColorModel getColorModel() {
return checkBoard.getColorModel();
}
public Raster getData() {
return checkBoard.getData();
}
public Raster getData(Rectangle rect) {
return checkBoard.getData(rect);
}
public int getHeight() {
return 16;
}
public int getMinTileX() {
return minX;
}
public int getMinTileY() {
return minY;
}
public int getMinX () {
return -8;
}
public int getMinY () {
return -8;
}
public int getNumXTiles() {
return 3;
}
public int getNumYTiles() {
return 3;
}
public Object getProperty(String name) {
return checkBoard.getProperty(name);
}
public String[] getPropertyNames() {
return checkBoard.getPropertyNames();
}
public SampleModel getSampleModel() {
return checkBoard.getSampleModel();
}
public Vector getSources() {
return null;
}
public Raster getTile(int tileX, int tileY) {
return tile[tileX- minX][tileY - minY];
}
public int getTileGridXOffset() {
return 4;
}
public int getTileGridYOffset() {
return -4;
}
public int getTileHeight() {
return 8;
}
public int getTileWidth() {
return 8;
}
public int getWidth() {
return 16;
}
}
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