www.pudn.com > PtOpenGuiSourceCode.zip > delegate.h

/* 
  Methods to Read/Write/Invoke Delegates. 
*/ 
#ifndef _MAGICK_DELEGATE_H 
#define _MAGICK_DELEGATE_H 
 
#if defined(__cplusplus) || defined(c_plusplus) 
extern "C" { 
#endif 
 
#if defined(HasGS) 
#include "ps/iapi.h" 
#include "ps/errors.h" 
#endif 
 
/* 
  Delegate structure definitions. 
*/ 
typedef struct _DelegateInfo 
{ 
  const char 
    *path, 
    *decode, 
    *encode; 
 
  char 
    *commands; 
 
  int 
    mode; 
 
  unsigned int 
    stealth, 
    spawn; 
 
  unsigned long 
    signature; 
 
  struct _DelegateInfo 
    *previous, 
    *next; 
} DelegateInfo; 
 
#ifndef gs_main_instance_DEFINED 
# define gs_main_instance_DEFINED 
typedef struct gs_main_instance_s gs_main_instance; 
#endif 
 
#if !defined(MagickDLLCall) 
#  if defined(WIN32) 
#    define MagickDLLCall __stdcall 
#  else 
#    define MagickDLLCall 
#  endif 
#endif 
 
typedef struct _GhostscriptVectors 
{ 
  int 
    (MagickDLLCall *exit)(gs_main_instance *), 
    (MagickDLLCall *init_with_args)(gs_main_instance *,int,char **), 
    (MagickDLLCall *new_instance)(gs_main_instance **,void *), 
    (MagickDLLCall *run_string)(gs_main_instance *,const char *,int,int *); 
 
  void 
    (MagickDLLCall *delete_instance)(gs_main_instance *); 
} GhostscriptVectors; 
 
/* 
  Magick delegate methods. 
*/ 
extern MagickExport char 
  *GetDelegateCommand(const ImageInfo *,Image *,const char *,const char *, 
    ExceptionInfo *); 
 
extern MagickExport const DelegateInfo 
  *GetDelegateInfo(const char *,const char *,ExceptionInfo *exception); 
 
extern MagickExport DelegateInfo 
  *SetDelegateInfo(DelegateInfo *); 
 
extern MagickExport unsigned int 
  InvokePostscriptDelegate(const unsigned int,const char *), 
  InvokeDelegate(ImageInfo *,Image *,const char *,const char *,ExceptionInfo *), 
  ListDelegateInfo(FILE *,ExceptionInfo *); 
 
extern MagickExport void 
  DestroyDelegateInfo(void); 
 
#if defined(__cplusplus) || defined(c_plusplus) 
} 
#endif 
 
#endif