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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 __BltGrMarker_h__
#define __BltGrMarker_h__
#include <tk.h>
extern "C" {
#include "bltChain.h"
};
class Graph;
class Axis;
class Postscript;
#include "bltGrMisc.h"
#include "bltGrPSOutput.h"
namespace Blt {
typedef struct {
Point2d* points;
int num;
} Coords;
typedef struct {
const char** tags;
Coords* worldPts;
const char* elemName;
Axis* xAxis;
Axis* yAxis;
int hide;
int drawUnder;
int xOffset;
int yOffset;
} MarkerOptions;
class Marker {
protected:
Tk_OptionTable optionTable_;
void* ops_;
public:
Graph* graphPtr_;
const char *name_;
Tcl_HashEntry* hashPtr_;
Blt_ChainLink link;
unsigned int flags;
int clipped_;
protected:
double HMap(Axis*, double);
double VMap(Axis*, double);
Point2d mapPoint(Point2d*, Axis*, Axis*);
int boxesDontOverlap(Graph*, Region2d*);
int regionInPolygon(Region2d *extsPtr, Point2d *points,
int nPoints, int enclosed);
public:
Marker(Graph*, const char*, Tcl_HashEntry*);
virtual ~Marker();
virtual int configure() =0;
virtual void draw(Drawable) =0;
virtual void map() =0;
virtual int pointIn(Point2d*) =0;
virtual int regionIn(Region2d*, int) =0;
virtual void print(PSOutput*) =0;
virtual ClassId classId() =0;
virtual const char* className() =0;
virtual const char* typeName() =0;
Tk_OptionTable optionTable() {return optionTable_;}
void* ops() {return ops_;}
};
};
#endif
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