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// $Id: dg300.c 11282 2010-10-28 16:26:09Z airwin $
//
// PLplot dg300 device driver.
//
#include "plDevs.h"
#ifdef PLD_dg300
#include "plplotP.h"
#include "drivers.h"
// Device info
PLDLLIMPEXP_DRIVER const char* plD_DEVICE_INFO_dg300 = "dg300:DG300 Terminal:0:dg300:25:dg300\n";
void plD_dispatch_init_dg( PLDispatchTable *pdt );
void plD_init_dg( PLStream * );
void plD_line_dg( PLStream *, short, short, short, short );
void plD_polyline_dg( PLStream *, short *, short *, PLINT );
void plD_eop_dg( PLStream * );
void plD_bop_dg( PLStream * );
void plD_tidy_dg( PLStream * );
void plD_state_dg( PLStream *, PLINT );
void plD_esc_dg( PLStream *, PLINT, void * );
// top level declarations
#define DGX 639
#define DGY 239
struct termattr
{
unsigned char com[4];
unsigned char rom[4];
unsigned char ram[4];
unsigned char con[5];
unsigned char eor;
} termattr;
void plD_dispatch_init_dg( PLDispatchTable *pdt )
{
#ifndef ENABLE_DYNDRIVERS
pdt->pl_MenuStr = "DG300 Terminal";
pdt->pl_DevName = "dg300";
#endif
pdt->pl_type = plDevType_Interactive;
pdt->pl_seq = 25;
pdt->pl_init = (plD_init_fp) plD_init_dg;
pdt->pl_line = (plD_line_fp) plD_line_dg;
pdt->pl_polyline = (plD_polyline_fp) plD_polyline_dg;
pdt->pl_eop = (plD_eop_fp) plD_eop_dg;
pdt->pl_bop = (plD_bop_fp) plD_bop_dg;
pdt->pl_tidy = (plD_tidy_fp) plD_tidy_dg;
pdt->pl_state = (plD_state_fp) plD_state_dg;
pdt->pl_esc = (plD_esc_fp) plD_esc_dg;
}
//--------------------------------------------------------------------------
// plD_init_dg()
//
// Initialize device.
//--------------------------------------------------------------------------
void
plD_init_dg( PLStream *pls )
{
// Request terminal configuration report
printf( "\n\036\107\051\n" );
scanf( "%s", (char *) &termattr );
while ( getchar() != '\n' )
;
if ( !strncmp( (char *) &termattr.ram[0], "0000", 4 ) )
{
printf( "Please wait while graphics interpreter is downloaded.\n" );
// Need to download graphics interpreter.
system( "cat /usr/local/src/g300/g300gci110.tx" );
}
// Clear screen, Set pen color to green, Absolute positioning
printf( "\036\107\063\060\n\036\107\155\061\n\036\107\151\060\n" );
printf( "\036\107\042\061\n" );
pls->termin = 1; // Is an interactive device
plP_setpxl( (PLFLT) ( 3.316 * 16 ), (PLFLT) ( 1.655 * 16 ) );
plP_setphy( 0, DGX * 16, 0, DGY * 16 );
}
//--------------------------------------------------------------------------
// plD_line_dg()
//
// Draw a line in the current color from (x1,y1) to (x2,y2).
//--------------------------------------------------------------------------
void
plD_line_dg( PLStream *pls, short x1a, short y1a, short x2a, short y2a )
{
int x1 = x1a, y1 = y1a, x2 = x2a, y2 = y2a;
printf( "LINE %d %d %d %d\n", x1 >> 4, y1 >> 3, x2 >> 4, y2 >> 3 );
}
//--------------------------------------------------------------------------
// plD_polyline_dg()
//
// Draw a polyline in the current color.
//--------------------------------------------------------------------------
void
plD_polyline_dg( PLStream *pls, short *xa, short *ya, PLINT npts )
{
PLINT i;
for ( i = 0; i < npts - 1; i++ )
plD_line_dg( pls, xa[i], ya[i], xa[i + 1], ya[i + 1] );
}
//--------------------------------------------------------------------------
// plD_eop_dg()
//
// End of page. User must hit a <CR> to continue.
//--------------------------------------------------------------------------
void
plD_eop_dg( PLStream *pls )
{
putchar( '\007' );
fflush( stdout );
while ( getchar() != '\n' )
;
printf( "ERASE\n" );
}
//--------------------------------------------------------------------------
// plD_bop_dg()
//
// Set up for the next page.
//--------------------------------------------------------------------------
void
plD_bop_dg( PLStream *pls )
{
pls->page++;
}
//--------------------------------------------------------------------------
// plD_tidy_dg()
//
// Close graphics file
//--------------------------------------------------------------------------
void
plD_tidy_dg( PLStream *pls )
{
printf( "\036\107\042\060\n" );
fflush( stdout );
}
//--------------------------------------------------------------------------
// plD_state_dg()
//
// Handle change in PLStream state (color, pen width, fill attribute, etc).
//--------------------------------------------------------------------------
void
plD_state_dg( PLStream *pls, PLINT op )
{
}
//--------------------------------------------------------------------------
// plD_esc_dg()
//
// Escape function.
//--------------------------------------------------------------------------
void
plD_esc_dg( PLStream *pls, PLINT op, void *ptr )
{
}
#else
int
pldummy_dg300()
{
return 0;
}
#endif // PLD_dg300
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