plserver.h

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// Maurice LeBrun
// 6-May-93
//
// Declarations for plserver and associated files.
//
 
#ifndef __PLSERVER_H__
#define __PLSERVER_H__
 
#include "plDevs.h"
#include "pltkd.h"
#include "pltcl.h"
 
// State info for the rendering code
 
typedef struct
{
    char    *client;                    // Name of client main window
    PDFstrm *pdfs;                      // PDF stream descriptor
    PLiodev *iodev;                     // I/O info
    int     nbytes;                     // data bytes waiting to be read
    int     at_bop, at_eop;             // bop/eop condition flags
 
    short   xmin, xmax, ymin, ymax;     // Data minima and maxima
    PLFLT   xold, yold;                 // Endpoints of last line plotted
} PLRDev;
 
// External function prototypes.
// Note that tcl command functions are added during Pltk_Init and don't
// need to be called directly by the user
 
// plframe.c
// Invoked to process the "plframe" Tcl command.
 
int
plFrameCmd( ClientData clientData, Tcl_Interp *interp,
            int argc, const char **argv );
int
plPlotterCmd( ClientData clientData, Tcl_Interp *interp,
              int argc, const char **argv );
 
// plr.c
// Set default state parameters before anyone else has a chance to.
 
PLDLLIMPEXP_TCLTK void
plr_start( PLRDev *plr );
 
// Read & process commands until "nbyte_max" bytes have been read.
 
PLDLLIMPEXP_TCLTK int
plr_process( PLRDev *plr );
 
#endif  // __PLSERVER_H__