478 lines
17 KiB
C
478 lines
17 KiB
C
|
/*
|
||
|
|
*
|
||
|
|
* Copyright (C) 1996-2014, OFFIS e.V.
|
||
|
|
* All rights reserved. See COPYRIGHT file for details.
|
||
|
|
*
|
||
|
|
* This software and supporting documentation were developed by
|
||
|
|
*
|
||
|
|
* OFFIS e.V.
|
||
|
|
* R&D Division Health
|
||
|
|
* Escherweg 2
|
||
|
|
* D-26121 Oldenburg, Germany
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Module: dcmimgle
|
||
|
|
*
|
||
|
|
* Author: Joerg Riesmeier
|
||
|
|
*
|
||
|
|
* Purpose: DicomOverlay (Header)
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef DIOVLAY_H
|
||
|
|
#define DIOVLAY_H
|
||
|
|
|
||
|
|
#include "dcmtk/config/osconfig.h"
|
||
|
|
#include "dcmtk/ofstd/ofcast.h"
|
||
|
|
|
||
|
|
#include "dcmtk/dcmimgle/diobjcou.h"
|
||
|
|
#include "dcmtk/dcmimgle/diovdat.h"
|
||
|
|
#include "dcmtk/dcmimgle/diovpln.h"
|
||
|
|
#include "dcmtk/dcmimgle/diutils.h"
|
||
|
|
|
||
|
|
|
||
|
|
/*------------------------*
|
||
|
|
* forward declarations *
|
||
|
|
*------------------------*/
|
||
|
|
|
||
|
|
class DiDocument;
|
||
|
|
|
||
|
|
class DcmOverlayData;
|
||
|
|
class DcmLongString;
|
||
|
|
|
||
|
|
|
||
|
|
/*---------------------*
|
||
|
|
* class declaration *
|
||
|
|
*---------------------*/
|
||
|
|
|
||
|
|
/** Class to handle a set of overlay planes
|
||
|
|
*/
|
||
|
|
class DCMTK_DCMIMGLE_EXPORT DiOverlay
|
||
|
|
: public DiObjectCounter
|
||
|
|
{
|
||
|
|
|
||
|
|
public:
|
||
|
|
|
||
|
|
/** constructor
|
||
|
|
*
|
||
|
|
** @param docu pointer to dataset (encapsulated)
|
||
|
|
* @param alloc bits allocated for image pixel data
|
||
|
|
* @param stored bits stored for image pixel data
|
||
|
|
* @param high high bit for image pixel data
|
||
|
|
*/
|
||
|
|
DiOverlay(const DiDocument *docu = NULL,
|
||
|
|
const Uint16 alloc = 0,
|
||
|
|
const Uint16 stored = 0,
|
||
|
|
const Uint16 high = 0);
|
||
|
|
|
||
|
|
/** constructor, clip/scale
|
||
|
|
*
|
||
|
|
** @param overlay pointer to reference overlay object
|
||
|
|
* @param left_pos x-coordinate of new overlay origin (offset for all planes)
|
||
|
|
* @param top_pos y-coordinate of new overlay origin (offset for all planes)
|
||
|
|
* @param xfactor scaling factor in x-direction
|
||
|
|
* @param yfactor scaling factor in y-direction
|
||
|
|
*/
|
||
|
|
DiOverlay(const DiOverlay *overlay,
|
||
|
|
const signed long left_pos,
|
||
|
|
const signed long top_pos,
|
||
|
|
const double xfactor,
|
||
|
|
const double yfactor);
|
||
|
|
|
||
|
|
/** constructor, flip
|
||
|
|
*
|
||
|
|
** @param overlay pointer to reference overlay object
|
||
|
|
* @param horz flip horizontally if true
|
||
|
|
* @param vert flip vertically if true
|
||
|
|
* @param columns width of the surrounding image
|
||
|
|
* @param rows height of the surrounding image
|
||
|
|
*/
|
||
|
|
DiOverlay(const DiOverlay *overlay,
|
||
|
|
const int horz,
|
||
|
|
const int vert,
|
||
|
|
const Uint16 columns,
|
||
|
|
const Uint16 rows);
|
||
|
|
|
||
|
|
/** constructor, rotate
|
||
|
|
*
|
||
|
|
** @param overlay pointer to reference overlay object
|
||
|
|
* @param degree angle by which the overlay planes should be rotated
|
||
|
|
* @param columns width of the surrounding image
|
||
|
|
* @param rows height of the surrounding image
|
||
|
|
*/
|
||
|
|
DiOverlay(const DiOverlay *overlay,
|
||
|
|
const int degree,
|
||
|
|
const Uint16 columns,
|
||
|
|
const Uint16 rows);
|
||
|
|
|
||
|
|
/** destructor
|
||
|
|
*/
|
||
|
|
virtual ~DiOverlay();
|
||
|
|
|
||
|
|
/** check whether specified plane is currently visible (not hidden)
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return true if plane is visible, false otherwise
|
||
|
|
*/
|
||
|
|
int isPlaneVisible(unsigned int plane);
|
||
|
|
|
||
|
|
/** make specified plane visible
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int showPlane(unsigned int plane);
|
||
|
|
|
||
|
|
/** make specified plane visible and set parameters
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
* @param fore foreground color for overlay plane (in percent: 0.0-1.0)
|
||
|
|
* @param thresh threshold value for overlay plane (0.0-1.0)
|
||
|
|
* @param mode new overlay mode (EMO_Default for stored mode)
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int showPlane(unsigned int plane,
|
||
|
|
const double fore,
|
||
|
|
const double thresh,
|
||
|
|
const EM_Overlay mode);
|
||
|
|
|
||
|
|
/** make specified plane visible and set p-value.
|
||
|
|
* Only applicable for bitmap shutters.
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
* @param pvalue p-value to be used for the overlay plane (0..65535)
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int showPlane(unsigned int plane,
|
||
|
|
const Uint16 pvalue);
|
||
|
|
|
||
|
|
/** make all planes visible
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int showAllPlanes();
|
||
|
|
|
||
|
|
/** make all planes visible
|
||
|
|
*
|
||
|
|
** @param fore foreground color for overlay planes (in percent: 0.0-1.0)
|
||
|
|
* @param thresh threshold value for overlay planes (in percent: 0.0-1.0)
|
||
|
|
* @param mode new overlay mode (EMO_Default for stored mode)
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int showAllPlanes(const double fore,
|
||
|
|
const double thresh,
|
||
|
|
const EM_Overlay mode);
|
||
|
|
|
||
|
|
/** make specified plane invisible
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int hidePlane(unsigned int plane);
|
||
|
|
|
||
|
|
/** make all planes invisible
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int hideAllPlanes();
|
||
|
|
|
||
|
|
/** move plane to a new place
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
* @param left_pos new x-coordinate of the overlay plane origin
|
||
|
|
* @param top_pos new y-coordinate of the overlay plane origin
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int placePlane(unsigned int plane,
|
||
|
|
const signed int left_pos,
|
||
|
|
const signed int top_pos);
|
||
|
|
|
||
|
|
/** get group number of specified plane
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return group number (0x6000-0x60ff) if successful, 0 otherwise
|
||
|
|
*/
|
||
|
|
unsigned int getPlaneGroupNumber(unsigned int plane) const;
|
||
|
|
|
||
|
|
/** get label of specified plane
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return plane label if successful, NULL otherwise
|
||
|
|
*/
|
||
|
|
const char *getPlaneLabel(unsigned int plane) const;
|
||
|
|
|
||
|
|
/** get description of specified plane
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return plane description if successful, NULL otherwise
|
||
|
|
*/
|
||
|
|
const char *getPlaneDescription(unsigned int plane) const;
|
||
|
|
|
||
|
|
/** get overlay mode of specified plane
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return overlay mode if successful, EMO_Default otherwise
|
||
|
|
*/
|
||
|
|
EM_Overlay getPlaneMode(unsigned int plane) const;
|
||
|
|
|
||
|
|
/** get number of overlay planes
|
||
|
|
*
|
||
|
|
** @return number of overlay planes
|
||
|
|
*/
|
||
|
|
inline unsigned int getCount() const
|
||
|
|
{
|
||
|
|
return (Data != NULL) ? Data->Count : 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** get current x-coordinate of overlay origin.
|
||
|
|
* This value is added to the origin of all overlay planes.
|
||
|
|
*
|
||
|
|
** @return x-coordinate of overlay origin
|
||
|
|
*/
|
||
|
|
inline signed long getLeft() const
|
||
|
|
{
|
||
|
|
return Left;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** get current y-coordinate of overlay origin.
|
||
|
|
* This value is added to the origin of all overlay planes.
|
||
|
|
*
|
||
|
|
** @return y-coordinate of overlay origin
|
||
|
|
*/
|
||
|
|
inline signed long getTop() const
|
||
|
|
{
|
||
|
|
return Top;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** check whether there are any overlay planes embedded in the pixel data
|
||
|
|
*
|
||
|
|
** @return true if there are embedded planes, false otherwise
|
||
|
|
*/
|
||
|
|
int hasEmbeddedData() const;
|
||
|
|
|
||
|
|
/** add plane to list of additional overlay planes
|
||
|
|
*
|
||
|
|
** @param group group number of plane to be added (0x6000-0x60ff).
|
||
|
|
* If group number already exists in the list of additional planes
|
||
|
|
* the old one is replaced. If the number exists in the list of
|
||
|
|
* planes stored in the image dataset the new plane hides it.
|
||
|
|
* @param left_pos x-coordinate of the plane origin
|
||
|
|
* @param top_pos y-coordinate of the plane origin
|
||
|
|
* @param columns width of the overlay plane (in pixels)
|
||
|
|
* @param rows height of the overlay plane
|
||
|
|
* @param data element where the plane data is stored
|
||
|
|
* @param label element where the plane label is stored
|
||
|
|
* @param description element where the plane description is stored
|
||
|
|
* @param mode overlay plane mode
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int addPlane(const unsigned int group,
|
||
|
|
const signed int left_pos,
|
||
|
|
const signed int top_pos,
|
||
|
|
const unsigned int columns,
|
||
|
|
const unsigned int rows,
|
||
|
|
const DcmOverlayData &data,
|
||
|
|
const DcmLongString &label,
|
||
|
|
const DcmLongString &description,
|
||
|
|
const EM_Overlay mode);
|
||
|
|
|
||
|
|
|
||
|
|
/** remove specified plane from list of additional overlay planes
|
||
|
|
*
|
||
|
|
** @param group group number of plane to be removed (0x6000-0x60ff)
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int removePlane(const unsigned int group);
|
||
|
|
|
||
|
|
inline DiOverlayPlane *getPlane(const unsigned int plane) const
|
||
|
|
{
|
||
|
|
return ((Data != NULL) && (Data->Planes != NULL) && (plane < Data->Count)) ? Data->Planes[plane] : OFstatic_cast(DiOverlayPlane *, NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
/** check whether specified plane exists
|
||
|
|
*
|
||
|
|
** @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
* @param visible flag indicating whether plane should be visible or not (default: 0 = ignore)
|
||
|
|
*
|
||
|
|
** @return status, true if such a plane exists, false otherwise
|
||
|
|
*/
|
||
|
|
inline int hasPlane(unsigned int plane,
|
||
|
|
const int visible = 0) const
|
||
|
|
{
|
||
|
|
return (convertToPlaneNumber(plane, AdditionalPlanes) > 1) && (!visible || Data->Planes[plane]->isVisible());
|
||
|
|
}
|
||
|
|
|
||
|
|
/** get overlay plane data as an array of 1/8/16 bit values.
|
||
|
|
* Memory isn't handled internally and must therefore be deleted from calling program.
|
||
|
|
*
|
||
|
|
** @param frame number of frame
|
||
|
|
* @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
* @param left_pos get x-coordinate of the plane origin
|
||
|
|
* @param top_pos get y-coordinate of the plane origin
|
||
|
|
* @param width get width of the overlay plane (in pixels)
|
||
|
|
* @param height get height of the overlay plane
|
||
|
|
* @param mode get overlay plane mode
|
||
|
|
* @param columns width of the surrounding image
|
||
|
|
* @param rows height of the surrounding image
|
||
|
|
* @param bits number of bits (stored) in the resulting array, default: 8
|
||
|
|
* @param fore foreground color used for the plane (default: 0xff = white, for 8 bits)
|
||
|
|
* @param back transparent background color (default: 0x00 = black)
|
||
|
|
*
|
||
|
|
** @return pointer to pixel data if successful, NULL otherwise
|
||
|
|
*/
|
||
|
|
void *getPlaneData(const unsigned long frame,
|
||
|
|
unsigned int plane,
|
||
|
|
unsigned int &left_pos,
|
||
|
|
unsigned int &top_pos,
|
||
|
|
unsigned int &width,
|
||
|
|
unsigned int &height,
|
||
|
|
EM_Overlay &mode,
|
||
|
|
const Uint16 columns,
|
||
|
|
const Uint16 rows,
|
||
|
|
const int bits = 8,
|
||
|
|
const Uint16 fore = 0xff,
|
||
|
|
const Uint16 back = 0x0);
|
||
|
|
|
||
|
|
/** get overlay plane data as an array of 1/8/16 bit values.
|
||
|
|
* Memory isn't handled internally and must therefore be deleted from calling program.
|
||
|
|
*
|
||
|
|
** @param frame number of frame
|
||
|
|
* @param plane index of plane (starting from 0) or group number (0x6000-0x60ff)
|
||
|
|
* @param width get width of the overlay plane (in pixels)
|
||
|
|
* @param height get height of the overlay plane
|
||
|
|
* @param bits number of bits (stored) in the resulting array, default: 8
|
||
|
|
* @param fore foreground color used for the plane (default: 0xff = white, for 8 bits)
|
||
|
|
* @param back transparent background color (default: 0x00 = black)
|
||
|
|
*
|
||
|
|
** @return pointer to pixel data if successful, NULL otherwise
|
||
|
|
*/
|
||
|
|
void *getFullPlaneData(const unsigned long frame,
|
||
|
|
unsigned int plane,
|
||
|
|
unsigned int &width,
|
||
|
|
unsigned int &height,
|
||
|
|
const int bits = 8,
|
||
|
|
const Uint16 fore = 0xff,
|
||
|
|
const Uint16 back = 0x0);
|
||
|
|
|
||
|
|
/** create overlay plane data in (6xxx,3000) format.
|
||
|
|
* (1 bit allocated and stored, foreground color is 1, background color is 0,
|
||
|
|
* data is 16 bit padded - even length)
|
||
|
|
* Memory isn't handled internally and must therefore be deleted from calling program.
|
||
|
|
*
|
||
|
|
** @param buffer stores pointer to overlay data (memory is allocated internally)
|
||
|
|
* @param plane number (0..15) or group number (0x60nn) of overlay plane
|
||
|
|
* @param width returns width of overlay plane (in pixels)
|
||
|
|
* @param height returns height of overlay plane (in pixels)
|
||
|
|
* @param frames returns number of frames (multiple overlay frames possible!)
|
||
|
|
*
|
||
|
|
** @return number of bytes allocated for the 'buffer' if successful, 0 otherwise
|
||
|
|
*/
|
||
|
|
unsigned long create6xxx3000PlaneData(Uint8 *&buffer,
|
||
|
|
unsigned int plane,
|
||
|
|
unsigned int &width,
|
||
|
|
unsigned int &height,
|
||
|
|
unsigned long &frames);
|
||
|
|
|
||
|
|
/// constant defining the maximum number of overlay planes (16)
|
||
|
|
static const unsigned int MaxOverlayCount;
|
||
|
|
/// constant defining the group number of the first overlay plane (0x6000)
|
||
|
|
static const unsigned int FirstOverlayGroup;
|
||
|
|
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
/** initialize new overlay managing object
|
||
|
|
*
|
||
|
|
** @param overlay reference object used as a template
|
||
|
|
*
|
||
|
|
** @return pointer to a new array of pixel data
|
||
|
|
*/
|
||
|
|
Uint16 *Init(const DiOverlay *overlay);
|
||
|
|
|
||
|
|
/** convert given plane or group number to a valid plane number
|
||
|
|
*
|
||
|
|
** @param plane plane or group number to be converted
|
||
|
|
* @param mode true or false, see return value
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise.
|
||
|
|
* (1 = additional plane with the specified group number would be new,
|
||
|
|
* 2 = additional plane with the specified group number already exists,
|
||
|
|
* 3 = 'plane' is the number of a valid plane - only if 'mode' us false)
|
||
|
|
*/
|
||
|
|
int convertToPlaneNumber(unsigned int &plane,
|
||
|
|
const int mode) const;
|
||
|
|
|
||
|
|
/** convert five plane number to corresponding group number
|
||
|
|
*
|
||
|
|
** @param plane index of plane (0..15)
|
||
|
|
*
|
||
|
|
** @return group number
|
||
|
|
*/
|
||
|
|
unsigned int convertToGroupNumber(const unsigned int plane) const
|
||
|
|
{
|
||
|
|
return FirstOverlayGroup + 2 * plane;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** check whether given group number is valid.
|
||
|
|
* Valid means that the number is even and between 0x6000 and 0x60ff.
|
||
|
|
*
|
||
|
|
** @param group group number to be checked
|
||
|
|
*
|
||
|
|
** @return status, true if valid, false otherwise
|
||
|
|
*/
|
||
|
|
int isValidGroupNumber(const unsigned int group) const;
|
||
|
|
|
||
|
|
/** check whether the specified plane is valid. and determine maximum resolution
|
||
|
|
* and number of frames which are common for all overlay planes so far.
|
||
|
|
*
|
||
|
|
** @param plane index of plane (0..15)
|
||
|
|
* @param mode if true the maximum number of frames is determined, otherwise not
|
||
|
|
*
|
||
|
|
** @return status, true if successful, false otherwise
|
||
|
|
*/
|
||
|
|
int checkPlane(const unsigned int plane,
|
||
|
|
const int mode = 1);
|
||
|
|
|
||
|
|
|
||
|
|
private:
|
||
|
|
|
||
|
|
/// left offset to all planes
|
||
|
|
signed long Left;
|
||
|
|
/// top offset to all planes
|
||
|
|
signed long Top;
|
||
|
|
/// maximum width of all planes
|
||
|
|
Uint16 Width;
|
||
|
|
/// maximum height of all planes
|
||
|
|
Uint16 Height;
|
||
|
|
/// maximum number of frames
|
||
|
|
unsigned long Frames;
|
||
|
|
|
||
|
|
/// status, if true planes are added later with addPlane()
|
||
|
|
int AdditionalPlanes;
|
||
|
|
|
||
|
|
/// points to overlay data (provides shared data)
|
||
|
|
DiOverlayData *Data;
|
||
|
|
|
||
|
|
// --- declarations to avoid compiler warnings
|
||
|
|
|
||
|
|
DiOverlay(const DiOverlay &);
|
||
|
|
DiOverlay &operator=(const DiOverlay &);
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
#endif
|