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/*
*
* Copyright (C) 1999, Institute for MicroTherapy
*
* This software and supporting documentation were developed by
*
* University of Witten/Herdecke
* Department of Radiology and MicroTherapy
* Institute for MicroTherapy
* Medical computer science
*
* Universitaetsstrasse 142
* 44799 Bochum, Germany
*
* http://www.microtherapy.de/go/cs
* mailto:computer.science@microtherapy.de
*
* THIS SOFTWARE IS MADE AVAILABLE, AS IS, AND THE INSTITUTE MAKES NO
* WARRANTY REGARDING THE SOFTWARE, ITS PERFORMANCE, ITS MERCHANTABILITY
* OR FITNESS FOR ANY PARTICULAR USE, FREEDOM FROM ANY COMPUTER DISEASES
* OR ITS CONFORMITY TO ANY SPECIFICATION. THE ENTIRE RISK AS TO QUALITY
* AND PERFORMANCE OF THE SOFTWARE IS WITH THE USER.
*
* Author : $Author: kleber $
* Last update : $Date: 2001/06/06 10:32:30 $
* Revision : $Revision: 1.1.1.1 $
* State: $State: Exp $
*/
package viewer.presentation;
import J2Ci.*;
import main.*;
import java.awt.*;
import java.util.*;
import java.awt.geom.*;
import java.awt.image.*;
/**
* This class manages the overlay data of one overlay. The data
* structure is encapsulate in the jDVPrStateParam_GetOverlayData.
* <br>
* The handling of the overlays is inconsistent with the handling of the
* annotations. First the overlays will be rotated and flipped in the interface,
* the annoations not. Therefore they need an other transformation. Secondly the
* overlays have less functionality than the annotations. Especially this
* programm can only show overlays, if exist. This programm can not create overlays.
*
*
* @author Klaus Kleber
* @since 30.04.1999
* @see J2Ci.jDVPrStateParam_GetOverlayData
* @see PresentationStateOverlayObject
*/
public class PresentationStateOverlayObject
{
/**
* Contains the index layer of the overlay.
*
* @since 30.04.1999
*/
int layerIndex;
/**
* Contains the index of the overlay in the layer with the index layerIndex.
*
* @since 30.04.1999
*/
int index;
/**
* Contains data structure of the presentation state in the c++ interface.
*
* @since 30.04.1999
* @see J2Ci.jDVPresentationState
*/
public jDVPresentationState ps;
/**
* Contains data structure of the overlay in the c++ interface.
*
* @since 30.04.1999
* @see J2Ci.jDVPrStateParam_GetOverlayData
*/
jDVPrStateParam_GetOverlayData overlayData;
/**
* Contains the number of bits used for printing the overlay
*/
public int bits;
/**
* Contains the geometric representation of the overlay.
*
* @since 30.04.1999
*/
BufferedImage overlayImage;
/**
* Constructs a new object form the specified parameters.
*
* @param ps Contains the current jDVPresentationState
* @param layerIndex Contains the layer index of the overlay
* @param imageIndex Contains the index of the overlay in the specified layer.
* @since 30.04.1999
*/
public PresentationStateOverlayObject(jDVPresentationState ps, int layerIndex, int imageIndex, int bits)
{
this.ps = ps;
this.bits = bits;
this.layerIndex = layerIndex;
this.index = imageIndex;
getData();
}
/**
* Draws the overlay in the specified Graphics2D context.
*
* @param g2 Contains the Graphics2D object
* @param aff Contains applying transformations
* @param imageIndex Contains the index of the overlay in the specified layer.
* @since 30.04.1999
*/
public void draw(Graphics2D g2, AffineTransform aff)
{
//System.out.println("Aff: "+ aff);
g2.setTransform(aff);
g2.drawImage(overlayImage,overlayData.left,overlayData.top ,null);
//g2.drawImage(overlayImage, new AffineTransform(1f,0f,0f,1f,overlayData.left,overlayData.top), null);
}
/**
* Gets the overlay data from the c++ interface and create the
* geometric representation.
*
* @since 30.04.1999
* @see J2Ci.jDVPrStateParam_GetOverlayData
*/
public void getData()
{
//Contains the DataBuffer
DataBuffer overlayBuffer = null;
//Contains the WritableRaster
WritableRaster wr ;
//Contains the offset
int bandOffsets[] = {0};
overlayData = new jDVPrStateParam_GetOverlayData();
overlayData.layer = layerIndex;
overlayData.idx = index;
overlayData.bits = bits;
int status = ps.getOverlayData(overlayData);
IndexColorModel overlayColorModel = null;
//Creates the BufferedImage
if (bits == 8)
{
overlayBuffer = new DataBufferByte(overlayData.overlayData,overlayData.width* overlayData.height);
System.out.println("overlay trans: " + overlayData.foreground);
overlayColorModel = GrayColorIndex.getOverlayGrayColorModel(overlayData.foreground);
//GrayColorIndex.countValues(overlayData.overlayData);
}
else
{
overlayBuffer = new DataBufferUShort(overlayData.overlayData12,overlayData.width* overlayData.height);
overlayColorModel = GrayColorIndex.getOverlayGray12ColorModel(overlayData.foreground);
//GrayColorIndex.countValues(overlayData.overlayData12);
}
wr = Raster.createInterleavedRaster(overlayBuffer,
overlayData.width,
overlayData.height,
overlayData.width,
1, bandOffsets,null);
overlayImage = new BufferedImage(overlayColorModel, wr, overlayColorModel.isAlphaPremultiplied(), null);
}
}
/*
* CVS Log
* $Log: PresentationStateOverlayObject.java,v $
* Revision 1.1.1.1 2001/06/06 10:32:30 kleber
* Init commit for DICOMscope 3.5
* Create new CVS
*
*/
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