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/*
* Smithsonian Astrophysical Observatory, Cambridge, MA, USA
* This code has been modified under the terms listed below and is made
* available under the same terms.
*/
/*
* Copyright 1993-2004 George A Howlett.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __BltGrElem_h__
#define __BltGrElem_h__
#include <tk.h>
#include "tkbltVector.h"
#include "tkbltChain.h"
#include "bltGrMisc.h"
#include "bltGrPen.h"
#include "bltGrPSOutput.h"
#define SHOW_NONE 0
#define SHOW_X 1
#define SHOW_Y 2
#define SHOW_BOTH 3
#define NUMBEROFPOINTS(e) MIN( (e)->coords.x ? (e)->coords.x->nValues() : 0, \
(e)->coords.y ? (e)->coords.y->nValues() : 0 )
#define NORMALPEN(e) ((((e)->normalPenPtr == NULL) ? \
(e)->builtinPenPtr : (e)->normalPenPtr))
namespace Blt {
class Axis;
class Element;
class Pen;
class Postscript;
class ElemValues {
protected:
double min_;
double max_;
int nValues_;
public:
double* values_;
public:
ElemValues();
virtual ~ElemValues();
void reset();
int nValues() {return nValues_;}
double min() {return min_;}
double max() {return max_;}
};
class ElemValuesSource : public ElemValues
{
public:
ElemValuesSource(int);
ElemValuesSource(int, double*);
~ElemValuesSource();
void findRange();
};
class ElemValuesVector : public ElemValues
{
public:
Element* elemPtr_;
Blt_VectorId source_;
public:
ElemValuesVector(Element*, const char*);
~ElemValuesVector();
int getVector();
int fetchValues(Blt_Vector*);
void freeSource();
};
typedef struct {
Segment2d *segments;
int *map;
int length;
} GraphSegments;
typedef struct {
ElemValuesSource* x;
ElemValuesSource* y;
} ElemCoords;
typedef struct {
double min;
double max;
double range;
} Weight;
typedef struct {
Weight weight;
Pen* penPtr;
} PenStyle;
typedef struct {
Element* elemPtr;
const char* label;
const char** tags;
Axis* xAxis;
Axis* yAxis;
ElemCoords coords;
ElemValues* w;
ElemValues* xError;
ElemValues* yError;
ElemValues* xHigh;
ElemValues* xLow;
ElemValues* yHigh;
ElemValues* yLow;
int hide;
int legendRelief;
Chain* stylePalette;
Pen* builtinPenPtr;
Pen* activePenPtr;
Pen* normalPenPtr;
PenOptions builtinPen;
} ElementOptions;
class Element {
protected:
Tk_OptionTable optionTable_;
void* ops_;
double xRange_;
double yRange_;
public:
Graph* graphPtr_;
const char* name_;
Tcl_HashEntry* hashPtr_;
unsigned short row_;
unsigned short col_;
int nActiveIndices_;
int* activeIndices_;
int active_;
int labelActive_;
ChainLink* link;
protected:
double FindElemValuesMinimum(ElemValues*, double);
PenStyle** StyleMap();
public:
Element(Graph*, const char*, Tcl_HashEntry*);
virtual ~Element();
virtual int configure() =0;
virtual void map() =0;
virtual void extents(Region2d*) =0;
virtual void draw(Drawable) =0;
virtual void drawActive(Drawable) =0;
virtual void drawSymbol(Drawable, int, int, int) =0;
virtual void closest() =0;
virtual void print(PSOutput*) =0;
virtual void printActive(PSOutput*) =0;
virtual void printSymbol(PSOutput*, double, double, int) =0;
virtual ClassId classId() =0;
virtual const char* className() =0;
virtual const char* typeName() =0;
void freeStylePalette (Chain*);
Tk_OptionTable optionTable() {return optionTable_;}
void* ops() {return ops_;}
};
};
extern void VectorChangedProc(Tcl_Interp* interp, ClientData clientData,
Blt_VectorNotify notify);
#endif
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