?? pdf_debug.c.svn-base
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#include "fitz.h"#include "mupdf.h"/* * Enable logging by setting environment variable MULOG to: * (a)ll or a combination of * (x)ref (r)src (f)ont (i)mage (s)hade (p)age * * eg. MULOG=fis ./x11pdf mytestfile.pdf */enum{ PDF_LXREF = 1, PDF_LRSRC = 2, PDF_LFONT = 4, PDF_LIMAGE = 8, PDF_LSHADE = 16, PDF_LPAGE = 32};static inline void pdflog(int tag, char *name, char *fmt, va_list ap){ static int flags = 128; static int level = 0; static int push = 1; int i; if (flags == 128) { char *s = getenv("MULOG"); flags = 0; if (s) { if (strstr(s, "a")) flags |= 0xffff; if (strstr(s, "x")) flags |= PDF_LXREF; if (strstr(s, "r")) flags |= PDF_LRSRC; if (strstr(s, "f")) flags |= PDF_LFONT; if (strstr(s, "i")) flags |= PDF_LIMAGE; if (strstr(s, "s")) flags |= PDF_LSHADE; if (strstr(s, "p")) flags |= PDF_LPAGE; } } if (!(flags & tag)) return; if (strchr(fmt, '}')) level --; if (push) { printf("%s: ", name); for (i = 0; i < level; i++) printf(" "); } vprintf(fmt, ap); if (strchr(fmt, '{')) level ++; push = strchr(fmt, '\n') != 0; fflush(stdout);}void pdf_logxref(char *fmt, ...){va_list ap;va_start(ap,fmt);pdflog(PDF_LXREF,"xref",fmt,ap);va_end(ap);}void pdf_logrsrc(char *fmt, ...){va_list ap;va_start(ap,fmt);pdflog(PDF_LRSRC,"rsrc",fmt,ap);va_end(ap);}void pdf_logfont(char *fmt, ...){va_list ap;va_start(ap,fmt);pdflog(PDF_LFONT,"font",fmt,ap);va_end(ap);}void pdf_logimage(char *fmt, ...){va_list ap;va_start(ap,fmt);pdflog(PDF_LIMAGE,"imag",fmt,ap);va_end(ap);}void pdf_logshade(char *fmt, ...){va_list ap;va_start(ap,fmt);pdflog(PDF_LSHADE,"shad",fmt,ap);va_end(ap);}void pdf_logpage(char *fmt, ...){va_list ap;va_start(ap,fmt);pdflog(PDF_LPAGE,"page",fmt,ap);va_end(ap);}?? 快捷鍵說明
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