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#undef pipe
typedef struct Document Document;
struct Document {
char *docname;
int npage;
int fwdonly;
char* (*pagename)(Document*, int);
Image* (*drawpage)(Document*, int);
int (*addpage)(Document*, char*);
int (*rmpage)(Document*, int);
Biobuf *b;
void *extra;
};
typedef struct Graphic Graphic;
struct Graphic {
int type;
int fd;
char *name;
};
enum {
Ipic,
Itiff,
Ijpeg,
Igif,
Iinferno,
Ifax,
Icvt2pic,
Iplan9bm,
Iccittg4,
Ippm,
Ipng,
Iyuv,
Ibmp,
};
void *emalloc(int);
void *erealloc(void*, int);
char *estrdup(char*);
int spawncmd(char*, char **, int, int, int);
int spooltodisk(uchar*, int, char**);
int stdinpipe(uchar*, int);
Document *initps(Biobuf*, int, char**, uchar*, int);
Document *initpdf(Biobuf*, int, char**, uchar*, int);
Document *initgfx(Biobuf*, int, char**, uchar*, int);
Document *inittroff(Biobuf*, int, char**, uchar*, int);
Document *initdvi(Biobuf*, int, char**, uchar*, int);
Document *initmsdoc(Biobuf*, int, char**, uchar*, int);
void viewer(Document*);
extern Cursor reading;
extern int chatty;
extern int goodps;
extern int textbits, gfxbits;
extern int reverse;
extern int clean;
extern int ppi;
extern int teegs;
extern int truetoboundingbox;
extern int wctlfd;
extern int resizing;
extern int mknewwindow;
void rot180(Image*);
Image *rot90(Image*);
Image *rot270(Image*);
Image *resample(Image*, Image*);
/* ghostscript interface shared by ps, pdf */
typedef struct GSInfo GSInfo;
struct GSInfo {
Graphic g;
int gsfd;
Biobuf gsrd;
int gspid;
int ppi;
};
void waitgs(GSInfo*);
int gscmd(GSInfo*, char*, ...);
int spawngs(GSInfo*, char*);
void setdim(GSInfo*, Rectangle, int, int);
int spawnwriter(GSInfo*, Biobuf*);
Rectangle screenrect(void);
void newwin(void);
void zerox(void);
Rectangle winrect(void);
void resize(int, int);
int max(int, int);
int min(int, int);
void wexits(char*);
Image* xallocimage(Display*, Rectangle, ulong, int, ulong);
int bell(void*, char*);
int opentemp(char *template);
Image* convert(Graphic *g);
extern int stdinfd;
extern int truecolor;
/* BUG BUG BUG BUG BUG: cannot use new draw operations in drawterm,
* or in vncs, and there is a bug in the kernel for copying images
* from cpu memory -> video memory (memmove is not being used).
* until all that is settled, ignore the draw operators.
*/
#define drawop(a,b,c,d,e,f) draw(a,b,c,d,e)
#define gendrawop(a,b,c,d,e,f,g) gendraw(a,b,c,d,e,f)
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