65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
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#ifndef XPR_H
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#define XPR_H 1
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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/* 3812 PagePrinter macros */
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#define PPI 240
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#define inch2pel(inches) ((int) ((inches) * PPI))
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#define DEFAULT_WIDTH 8.5
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#define X_MAX_PELS inch2pel(DEFAULT_WIDTH)
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#define DEFAULT_LENGTH 11
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#define Y_MAX_PELS inch2pel(DEFAULT_LENGTH)
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#define INTENSITY(color) (30L*(int)(color)->red + \
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59L*(int)(color)->green + \
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11L*(int)(color)->blue)
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#define INTENSITYPER(per) (((1<<16)-1)*((long)(per)))
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#define HALFINTENSITY INTENSITYPER(50)
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enum orientation {
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UNSPECIFIED = -1,
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PORTRAIT = 0,
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LANDSCAPE = 1,
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UPSIDE_DOWN = 2,
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LANDSCAPE_LEFT = 3
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};
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enum device {LN01, LN03, LA100, PS, PP, LJET, PJET, PJETXL};
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/* Global variables */
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extern char *progname;
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extern int debug;
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/* Global prototypes */
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/* x2jet.c */
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void x2jet(
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FILE *in, FILE *out,
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int scale, int density,
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int width, int height, int left, int top, /* in 300ths of an inch */
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const char *header, const char *trailer,
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enum orientation orient,
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int invert, int initial_formfeed, int position_on_page, int slide,
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enum device device,
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unsigned int cutoff,
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float gamma,
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int render);
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/* x2pmp.c */
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void x2pmp(FILE *in, FILE *out,
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int scale,
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int p_width, int p_length, int x_pos, int y_pos, /* in pels (units of PPI) */
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char *head, char *foot,
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enum orientation orient,
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int invert);
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/* xpr.c */
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void _invbits(register unsigned char *b, register long n);
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void _swapbits(register unsigned char *b, register long n);
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void _swapshort(register char *bp, register long n);
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void _swaplong(register char *bp, register long n);
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#endif /* !XPR_H */
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