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An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2017 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* ImageData.java
* ---------------
*/
package org.jpedal.parser.image.data;
import org.jpedal.io.PdfFilteredReader;
import org.jpedal.objects.raw.PdfArrayIterator;
import org.jpedal.objects.raw.PdfDictionary;
import org.jpedal.objects.raw.PdfObject;
import org.jpedal.parser.image.ImageCommands;
public class ImageData {
int pX,pY;
int width, height, depth = 1, rawDepth=1;
boolean imageMask;
byte[] objectData;
boolean isDCT,isJPX,isJBIG, wasDCT;
private int numComponents;
boolean isDownsampled;
int mode=ImageCommands.XOBJECT;
private boolean removed;
private float[] decodeArray;
public ImageData(final byte[] objectData) {
this.objectData=objectData;
}
public ImageData(final PdfObject XObject, final byte[] objectData) {
this.objectData=objectData;
width = XObject.getInt(PdfDictionary.Width);
height = XObject.getInt(PdfDictionary.Height);
final int newDepth = XObject.getInt(PdfDictionary.BitsPerComponent);
if (newDepth != PdfDictionary.Unknown) {
depth = newDepth;
rawDepth=depth;
}
imageMask= XObject.getBoolean(PdfDictionary.ImageMask);
// decodeArray=XObject.getFloatArray(PdfDictionary.Decode);
}
public ImageData(final int mode) {
this.mode=mode;
}
public void setIsDownsampled(final boolean isDownsampled) {
this.isDownsampled = isDownsampled;
}
public boolean isDownsampled() {
return isDownsampled;
}
public int getMode() {
return mode;
}
public int getWidth() {
return width;
}
public int getHeight() {
return height;
}
public int getDepth() {
return depth;
}
public boolean isImageMask() {
return imageMask;
}
public void setDepth(final int depth) {
this.depth = depth;
}
public void setWidth(final int width) {
this.width = width;
}
public void setHeight(final int height) {
this.height = height;
}
public byte[] getObjectData() {
return objectData;
}
public void setObjectData(final byte[] objectData) {
this.objectData = objectData;
}
public void setpX(final int pX) {
this.pX=pX;
}
public void setpY(final int pY) {
this.pY=pY;
}
public int getpX() {
return pX;
}
public int getpY() {
return pY;
}
public void swapValues() {
final int temp = pX;
pX=pY;
pY=temp;
}
public boolean isJPX() {
return isJPX;
}
public void setDCT(final boolean isDCT){
this.isDCT = isDCT;
}
public boolean isDCT() {
return isDCT;
}
public boolean isJBIG(){
return isJBIG;
}
public PdfArrayIterator getFilter(final PdfObject XObject) {
PdfArrayIterator Filters = XObject.getMixedArray(PdfDictionary.Filter);
//check not handled elsewhere
int firstValue;
if(Filters!=null && Filters.hasMoreTokens()){
while(Filters.hasMoreTokens()){
firstValue=Filters.getNextValueAsConstant(true);
isDCT=firstValue==PdfFilteredReader.DCTDecode;
isJPX=firstValue==PdfFilteredReader.JPXDecode;
isJBIG=firstValue==PdfFilteredReader.JBIG2Decode;
}
}else {
Filters = null;
}
decodeArray=XObject.getFloatArray(PdfDictionary.Decode);
return Filters;
}
public void setCompCount(final int numComponents) {
this.numComponents=numComponents;
}
public int getCompCount() {
return numComponents;
}
/**
* @return if image was removed
*/
public boolean isRemoved() {
return removed;
}
/**
*/
public void setRemoved(final boolean removed) {
this.removed = removed;
}
public int getRawDepth() {
return rawDepth;
}
public void setIsJPX(final boolean b) {
isJPX=b;
}
public void setIsDCT(final boolean b) {
isDCT=b;
}
public boolean wasDCT() {
return wasDCT;
}
public void wasDCT(final boolean b) {
wasDCT=b;
}
public void setDecodeArray(final float[] value) {
decodeArray=value;
}
public float[] getDecodeArray() {
return decodeArray;
}
}