/* $Id: SciPlotP.h,v 1.9 2001/06/20 19:43:23 amai Exp $ */
/*----------------------------------------------------------------------------
 * SciPlot	A generalized plotting widget
 *
 * Copyright (c) 1996 Robert W. McMullen
 * Copyright © 1999-2001 by the LessTif developers.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *
 * Author: Rob McMullen <rwmcm@mail.ae.utexas.edu>
 *         http://www.ae.utexas.edu/~rwmcm
 */

#ifndef _SCIPLOTP_H
#define _SCIPLOTP_H

#include <X11/IntrinsicP.h>
#include <X11/CoreP.h>
#include <X11/Xcms.h>

#ifdef SCIPLOT_WITH_MOTIF
#include <Xm/PrimitiveP.h>
#endif

#ifdef  __sgi
#include <sys/types.h>
#include <malloc.h>
#endif /* __sgi */

#include "SciPlot.h"

 
#define powi(a,i)	(real)pow(a,(double)((int)i))

#define NUMPLOTLINEALLOC	5
#define NUMPLOTDATAEXTRA	25
#define NUMPLOTITEMALLOC	256
#define NUMPLOTITEMEXTRA	64
#define DEG2RAD       (3.1415926535897931160E0/180.0)

typedef struct {
  int dummy;			/* keep compiler happy with dummy field */
} SciPlotClassPart;


typedef struct _SciPlotClassRec {
  CoreClassPart core_class;
#ifdef SCIPLOT_WITH_MOTIF
  XmPrimitiveClassPart primitive_class;
#endif
  SciPlotClassPart plot_class;
} SciPlotClassRec;

extern SciPlotClassRec sciplotClassRec;

typedef enum {
  SciPlotFALSE,
  SciPlotPoint,
  SciPlotLine,
  SciPlotRect,
  SciPlotFRect,
  SciPlotCircle,
  SciPlotFCircle,
  SciPlotStartTextTypes,
  SciPlotText,
  SciPlotVText,
  SciPlotEndTextTypes,
  SciPlotPoly,
  SciPlotFPoly,
  SciPlotClipRegion,
  SciPlotClipClear,
  SciPlotENDOFLIST
} SciPlotTypeEnum;

typedef enum {
  SciPlotDrawingAny,
  SciPlotDrawingAxis,
  SciPlotDrawingLegend,
  SciPlotDrawingLine
} SciPlotDrawingEnum;

typedef struct _SciPlotItem {
  SciPlotTypeEnum type;
    SciPlotDrawingEnum drawing_class;
  union {
    struct {
      short color;
      short style;
      real x, y;
    } pt;
    struct {
      short color;
      short style;
      real x1, y1, x2, y2;
    } line;
    struct {
      short color;
      short style;
      real x, y, w, h;
    } rect;
    struct {
      short color;
      short style;
      real x, y, r;
    } circ;
    struct {
      short color;
      short style;
      short count;
      real x[4], y[4];
    } poly;
    struct {
      short color;
      short style;
      short font;
      short length;
      real x, y;
      char *text;
    } text;
    struct {
      short color;
      short style;
    } any;

  } kind;
  short individually_allocated;
  struct _SciPlotItem *next;
} SciPlotItem;

typedef struct {
  int LineStyle;
  int LineColor;
  int PointStyle;
  int PointColor;
  int number;
  int allocated;
  realpair *data;
  char *legend;
  real markersize;
  realpair min, max;
  Boolean draw, used;
} SciPlotList;

typedef struct {
  real Origin;
  real Size;
  real Center;
  real TitlePos;
  real AxisPos;
  real LabelPos;
  real LegendPos;
  real LegendSize;
  real DrawOrigin;
  real DrawSize;
  real DrawMax;
  real MajorInc;
  int MajorNum;
  int MinorNum;
  int Precision;
} SciPlotAxis;

typedef struct {
  int id;
  XFontStruct *font;
} SciPlotFont;

typedef struct {
  int flag;
  char *PostScript;
  char *X11;
  Boolean PSUsesOblique;
  Boolean PSUsesRoman;
} SciPlotFontDesc;

typedef struct {
  /* Public stuff ... */
  char *TransientPlotTitle;
  char *TransientXLabel;
  char *TransientYLabel;
  int Margin;
  int TitleMargin;
  int LegendMargin;
  int LegendLineSize;
  int MajorTicSize;
  int DefaultMarkerSize;
  int ChartType;
  Boolean ScaleToFit;
  Boolean Degrees;
  Boolean XLog;
  Boolean YLog;
  Boolean XAutoScale;
  Boolean YAutoScale;
  Boolean XAxisNumbers;
  Boolean YAxisNumbers;
  Boolean XOrigin;
  Boolean YOrigin;
  Boolean DrawMajor;
  Boolean DrawMinor;
  Boolean DrawMajorTics;
  Boolean DrawMinorTics;
  Boolean ShowLegend;
  Boolean ShowTitle;
  Boolean ShowXLabel;
  Boolean ShowYLabel;
  Boolean YNumHorz;
  Boolean LegendThroughPlot;
  Boolean Monochrome;
  Font TitleFID;
  int TitleFont;
  int LabelFont;
  int AxisFont;
  int BackgroundColor;
  int ForegroundColor;

  /* Private stuff ... */
  char *plotTitle;
  char *xlabel;
  char *ylabel;
  realpair Min, Max;
  realpair UserMin, UserMax;
  real PolarScale;
  SciPlotAxis x, y;
  int titleFont;
  int labelFont;
  int axisFont;

  GC defaultGC;
  GC dashGC;
  GC clearGC;
  Colormap cmap;
  Pixel *colors;
  int num_colors;
  SciPlotFont *fonts;
  int num_fonts;
  
  Pixmap buffer;
  Boolean doublebufferflag;

  int alloc_plotlist;
  int num_plotlist;
  SciPlotList *plotlist;
  int alloc_drawlist;
  int num_drawlist;
  SciPlotItem *drawlist;
    SciPlotDrawingEnum current_id;  /* id of current item.  Used for erasing */
  Boolean update;
} SciPlotPart;

typedef struct _SciPlotRec {
  CorePart core;
#ifdef SCIPLOT_WITH_MOTIF
  XmPrimitivePart primitive;
#endif
  SciPlotPart plot;
} SciPlotRec;

#endif /* _SCIPLOTP_H */
