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impress.c
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C/C++ Source or Header
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1989-05-15
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2KB
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87 lines
/* This file contains the IMPRESS device dependent subroutines for */
/* use with plplot. */
#include "plplot.h"
#include <stdio.h>
#define SET_HV_SYSTEM 0315
#define OPBYTE1 031
#define OPBYTE2 0140
#define SET_ABS_H 0207
#define SET_ABS_V 0211
#define OPWORDH1 0
#define OPWORDH2 150
#define OPWORDV1 0
#define OPWORDV2 150
#define ENDPAGE 0333
static FILE *OutFile;
static int FirstClear=1;
/* Open file. Set up for graphics. */
void impini()
{
char FileName[80];
printf("Enter file to receive imPress graphics commands. ");
scanf("%s",FileName);
if ((OutFile = fopen(FileName,"w")) == NULL) {
printf("Error opening %s \n",FileName);
exit(1);
}
fprintf(OutFile,"@Document(Language ImPress, jobheader off)");
fprintf(OutFile,"%c%c",SET_HV_SYSTEM,OPBYTE1);
fprintf(OutFile,"%c%c%c",SET_ABS_H,OPWORDH1,OPWORDH2);
fprintf(OutFile,"%c%c%c",SET_ABS_V,OPWORDV1,OPWORDV2);
fprintf(OutFile,"%c%c",SET_HV_SYSTEM,OPBYTE2);
}
/* Sets the IMPRESS to text mode */
void imptex()
{
}
/* Sets the IMPRESS to graphics mode */
void impgra()
{
}
/* Form feed */
void impclr()
{
if(FirstClear)
FirstClear = 0;
else
fprintf(OutFile,"%c",ENDPAGE);
}
/* May put something here someday */
void impcol(colour)
int colour;
{
}
#define CREATE_PATH 0346
#define DRAW_PATH 0352
#define OPTYPE 017
#define COUNT1 0
#define COUNT2 2
void implin(x1,y1,x2,y2)
int x1,y1,x2,y2;
{
fprintf(OutFile,"%c%c%c",CREATE_PATH,COUNT1,COUNT2);
fprintf(OutFile,"%c%c%c%c",x1/256,x1%256,y1/256,y1%256);
fprintf(OutFile,"%c%c%c%c",x2/256,x2%256,y2/256,y2%256);
fprintf(OutFile,"%c%c",DRAW_PATH,OPTYPE);
}
/* Close graphics file */
void imptid()
{
fprintf(OutFile,"%c",ENDPAGE);
fclose(OutFile);
}