iupgraph_gl.h

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/* iupgraph_gl.h */ 

#ifndef iupgraph_h
#define iupgraph_h
#include <iup.h>
#include <cd.h>
#include <im.h>
#include <im_image.h>

//#define IUPGRAPH_GL

#ifdef __cplusplus
extern "C" {
#endif
 
 typedef enum
 {
  IUPG_BMP  = 0 ,
  IUPG_PCX  = 1 ,
  IUPG_GIF  = 2 ,
  IUPG_TIFF = 3 ,
  IUPG_RAS  = 4 ,
  IUPG_SGI  = 5 ,
  IUPG_JPEG = 6 ,
  IUPG_LED  = 7 ,
  IUPG_TGA  = 8 ,
  IUPG_RAW  = 9 ,
  IUPG_PNM  = 10,
  IUPG_ICO  = 11,
  IUPG_PNG  = 12,
  IUPG_SVG  = -1,
  IUPG_PDF  = -2,
  IUPG_PS   = -3,
  IUPG_EPS  = -4 
 } IupGraphImageFmt;

void* IupGraphCreate(Ihandle *canvas, double xmin, double xmax, double ymin, double ymax);


void* IupGraphCreatePassive(int w, int h, double xmin, double xmax, double ymin, double ymax);

void IupGraphDestroy       (void *graph);

void IupGraphRedraw    (void *graph);


void IupGraphDump (void *graph, const char *fname, IupGraphImageFmt image_format);
void IupGraphFit (void *graph);


void IupGraphFitLimits (void *graph);



typedef enum
{
 IUPG_CENTER= CD_CENTER    ,  /*   NWEST       NORTH       NEAST    */ 
 IUPG_NORTH = CD_NORTH     ,  /*         O*******O*******O          */ 
 IUPG_SOUTH = CD_SOUTH     ,  /*         *               *          */ 
 IUPG_WEST  = CD_WEST      ,  /*         *               *          */ 
 IUPG_EAST  = CD_EAST      ,  /*    WEST O       O       O EAST     */ 
 IUPG_NWEST = CD_NORTH_WEST,  /*         *     CENTER    *          */ 
 IUPG_NEAST = CD_NORTH_EAST,  /*         *               *          */ 
 IUPG_SWEST = CD_SOUTH_WEST,  /*         O*******O*******O          */ 
 IUPG_SEAST = CD_SOUTH_EAST   /*   SWEST       SOUTH       SEAST    */ 
} IupGraphAlignment;



//                                                  ***  *   *   ***   ****  *****
//                                                 *     *   *  *   *  *   *   *
//                                                 *     *****  *****  ****    *
//                                                 *     *   *  *   *  *  *    *
//                                                  ***  *   *  *   *  *   *   *

 typedef enum 
 {
  IUPG_CHART_CART , 
  IUPG_CHART_POLAR, 
  IUPG_CHART_BAR  , 
  IUPG_CHART_STEP , 
  IUPG_CHART_PIE    
 } IupGraphChartType;

void *IupGraphChartCreate(int npoints, double *x, double *y, const char *name, IupGraphChartType type);

void *IupGraphChartCopy(void *chart);    


void *IupGraphChartCreateCb (int npoints, int (*cb) (void *chart, int i, double *x, double *y), const char *name, IupGraphChartType type);

int IupGraphChartInsert(void *graph, void *chart);   

void IupGraphChartRemove(void *graph, void *chart);

void IupGraphChartDestroy  (void *chart); 

void IupGraphChartDestroyAll(void *graph);


void IupGraphChartRefreshData (void *graph, void *chart, double *x , double *y, int npoints);

typedef enum /*relevant to bar and step charts*/ 
{
 IUPG_VERTICAL,
 IUPG_HORIZONTAL
} ChartOrientation;

typedef enum /*relevant to bar, step and pie charts*/ 
{
 IUPG_USEX, /*uses X values                                                 */ 
 IUPG_USEY, /*uses Y values                                                 */ 
 IUPG_USEP  /*uses Points. In this case, step and x0 attributes are ignored */ 
} ChartDataInput;
typedef enum /*applicable to bar, step and pie*/ 
{
 IUPG_SINGLE,  /*every category has the same color                               */ 
 IUPG_POSNEG,  /*positive and negative values are displayed with different colors*/ 
 IUPG_MULTIPLE /*each category has its own color                                 */ 
 } ColorScheme;


void IupGraphChartSetShow (void *chart, int show);


void IupGraphChartSetLine(void *chart,  int show, float width, int style, long int color);
void IupGraphChartSetMark(void *chart,  int show, int   size , int type , long int color);
/*The following functions are not supported in Iupgraph GL, yet*/ 
//void IupGraphChartSetBar (void *chart,  int show, double width, double step, double x0, int Orientation, int DataInput);
//void IupGraphChartSetStep(void *chart,  int show, double step, double x0, int Orientation, int DataInput);
//void IupGraphChartSetPie (void *chart,  int show, double inner_radius, double outter_radius, int solid, int DataInput);


 void IupGraphChartSetPosition (void *chart, double x, double y);


 void *IupGraphChartGetLine (void *chart);


 void IupGraphChartSetClient (void *chart, void *client);


 void *IupGraphChartGetClient (void *chart);


 void *IupGraphChartGetGraph (void *chart);

 void IupGraphChartSetLabel_i (void *chart, int i, char *label_i);

 void *IupGraphChartGetLabel_i (void *chart, int i);

 void IupGraphChartSetColor_i (void *chart, int i, long int color_i);

 void IupGraphChartPieSetPosition (void *chart, double x, double y);

 void IupGraphChartPieSetRadius   (void *chart, double radius);

 void* IupGraphChartGetLabelConnectorLine (void *chart);


 void *IupGraphChartGetLegend (void *chart);


/***********************************************************************/ 
/*                           AXIS                                      */ 
/***********************************************************************/ 

typedef enum
{
 IUPGRAPH_AXIS_X    ,
 IUPGRAPH_AXIS_Y    ,
 IUPGRAPH_GRID_X    ,
 IUPGRAPH_GRID_Y    ,
 IUPGRAPH_GRID_AUX_X,
 IUPGRAPH_GRID_AUX_Y
} AxisLine;

void  IupGraphAxisSetLimits (void *g, float  xmin, float  xmax, float  ymin, float  ymax, float  ox, float  oy, int  nx, int  ny);
void  IupGraphAxisGetLimits (void *g, float *xmin, float *xmax, float *ymin, float *ymax, float *ox, float *oy, int *nx, int *ny);
void *IupGraphAxisGetTitleX (void *g);
void *IupGraphAxisGetTitleY (void *g);
void  IupGraphAxisSetDecimalPlacesX (void *g, int d);
void  IupGraphAxisSetDecimalPlacesY (void *g, int d);
void *IupGraphAxisGetLine   (void *g, AxisLine line);


/***********************************************************************/ 
/*                           SCALE                                     */ 
/***********************************************************************/ 

void* IupGraphScaleGetX (void *g);
void* IupGraphScaleGetY (void *g);

void IupGraphScaleSetShow (void *scale, int show);
int  IupGraphScaleGetShow (void *scale);

void IupGraphScaleSetPosition (void *scale, float  x, float  y);
void IupGraphScaleGetPosition (void *scale, float *x, float *y);





/***********************************************************************/ 
/*                      WINDOW AXES                                    */ 
/***********************************************************************/ 
void IupGraphWindowAxesShow (void *g, int show);


/***********************************************************************/ 
/*                           LINE MASK                                 */ 
/***********************************************************************/ 
void IupGraphLineSetShow (void *line,int      show );
void IupGraphLineSetWidth(void *line,float    width);
void IupGraphLineSetStyle(void *line,int      style);
void IupGraphLineSetColor(void *line,long int color);

int      IupGraphLineGetShow (void *line);
float    IupGraphLineGetWidth(void *line);
int      IupGraphLineGetStyle(void *line);
long int IupGraphLineGetColor(void *line);

/************************************************************************/ 
/*                            TEXT                                      */ 
/************************************************************************/ 
void *IupGraphTextCreate(char *text_string);

void IupGraphTextInsert (void *graph, void *text);

void IupGraphTextDestroy(void *graph, void *text);


void *IupGraphGetTitle      (void *graph);

void *IupGraphChartGetTitle (void *chart);

/*Sets*/ 
void IupGraphTextSetShow        (void *text, int      a);
void IupGraphTextSetValue       (void *text, char    *a);
void IupGraphTextSetFont        (void *text, char    *a);
void IupGraphTextSetOpaque      (void *text, int      a);
void IupGraphTextSetSize        (void *text, int      a);
void IupGraphTextSetColor       (void *text, long int a);
void IupGraphTextSetDrawbox     (void *text, int      a);
void IupGraphTextSetBoxbgcolor  (void *text, long int a);
void IupGraphTextSetBoxlinecolor(void *text, long int a);

void IupGraphTextSetAlignment   (void *text, int a);


void IupGraphTextSetPosition    (void *text, float x, float y);

void IupGraphTextSetNormalizedPosition (void *graph, void *text, float x, float y);

void IupGraphTextSetAngle (void *text, float angle);


/*Gets*/ 
int         IupGraphTextIsShown        (void *text);
const char *IupGraphTextGetValue       (void *text);
const char *IupGraphTextGetFont        (void *text);
int         IupGraphTextGetOpaque      (void *text);
int         IupGraphTextGetSize        (void *text);
long int    IupGraphTextGetTextcolor   (void *text);
int         IupGraphTextGetDrawbox     (void *text);
long int    IupGraphTextGetBoxbgcolor  (void *text);
long int    IupGraphTextGetBoxlinecolor(void *text);
void        IupGraphTextGetPosition    (void *text, float *x, float *y);
float       IupGraphTextGetAngle       (void *text);

/***********************************************************************/ 
/*                           LEGEND                                    */ 
/***********************************************************************/ 
void IupGraphLegendShow             (void *graph, int show);
void IupGraphLegendSetUseChartColor (void *graph, int use);
int IupGraphLegendGetUseChartColor  (void *graph);

void IupGraphLegendSetPosition      (void *graph, float x, float y);
void IupGraphLegendSetAlignment     (void *graph, int align);
void IupGraphLegendSetOpaque        (void *graph, int a);
void IupGraphLegendSetBoxbgcolor    (void *graph, long int a);

/*Gets*/ 
int  IupGraphLegendGetOpaque        (void *graph);


/***********************************************************************/ 
/*                            PICK                                     */ 
/***********************************************************************/ 
void IupGraphPickSetTolerance(void *graph, int tol);


//void IupGraphSetBackgroundImage(void *graph, imImage *image);
/*Sets a background image created with IM library                      */ 
/*http://www.tecgraf.puc-rio.br/im                                     */ 
/*Do not destroy the image yourself!!! Iupgraph does it internally     */ 

/***********************************************************************/ 
/*                            ZOOM                                     */ 
/***********************************************************************/ 

void IupGraphSetZoomStep(void *graph, float step);


void IupGraphSetZoomFactor(void *graph, float factor);


void IupGraphGetZoomBox (void *graph, float *xmin, float *xmax, float *ymin, float *ymax);


void IupGraphSetZoomBox (void *graph, float xmin, float xmax, float ymin, float ymax);


void IupGraphSetClipCharts (void *graph, int clip);

int IupGraphGetClipCharts  (void *graph);


/***********************************************************************/ 
/*                          BACKGROUND                                 */ 
/***********************************************************************/ 
void IupGraphBgSetColor (void *graph, float r, float g, float b);
void IupGraphBgGetColor (void *graph, float *r, float *g,float *b);


/***********************************************************************/ 
/*                          CALLBACKS                                  */ 
/***********************************************************************/ 
void IupGraphSetMouseMvCallback(void *g, void (*fcn) (double x, 
                                                      double y,
                                                      char *r,
                                                      void **curve_vector,
                                                      double *picked_x, 
                                                      double *picked_y,
                                                      int nsel_curves));

void IupGraphSetMouseBtCallback(void *g, void (*fcn) (int bt,
                                                      int status, 
                                                      double x,
                                                      double y,
                                                      void **curve_vector, 
                                                      double *picked_x, 
                                                      double *picked_y,
                                                      int nsel_curves));



/***********************************************************************/ 
/*                            CHARTS                                   */ 
/***********************************************************************/ 
/*Complete Charts API                                                  */ 

/*All Charts' types attributes*/ 
void IupGraphChartSetFocusable     (void *chart, int b);
void IupGraphChartSetPickable      (void *chart, int b);
void IupGraphChartShowLabelX       (void *chart, int b);
void IupGraphChartShowLabelY       (void *chart, int b);
void IupGraphChartAllowUser2Destroy(void *chart, int b);

void IupGraphChartGetLimits        (void *chart, double *xmin, double *xmax, double *ymin, double *ymax);


/***********************************************************************/ 
/*                          CURVE AREAS                                */ 
/***********************************************************************/ 

void* IupGraphCAreaCreate(void *chart1, void* chart2, double x0, double y0,double x1, double y1);

void  IupGraphCAreaInsert(void *graph, void* curvearea);

void  IupGraphCAreaSetUpper(void *carea,unsigned char r,unsigned char g,unsigned char b,unsigned char a);

void  IupGraphCAreaSetLower(void *carea,unsigned char r,unsigned char g,unsigned char b,unsigned char a);


void  IupGraphCAreaSetLimits(void *carea,double xmin, double xmax, double ymin, double ymax);


int  IupGraphCAreaDestroy(void *graph, void *carea);


void  IupGraphCAreaDestroyAll(void *graph);


 /*                            MARK                                    */ 
 void IupGraphChartShowMark         (void *chart, int show);
 void IupGraphChartSetMarkColor     (void *chart, long int color);
 void IupGraphChartSetMarkSize      (void *chart, int size);
 void IupGraphChartSetMarkType      (void *chart, int type);

 int  IupGraphChartIsMarkShown      (void *chart);
 long IupGraphChartGetMarkColor     (void *chart);
 int  IupGraphChartGetMarkSize      (void *chart);
 int  IupGraphChartGetMarkType      (void *chart);

#ifdef __cplusplus
}
#endif

#endif