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- /*
- 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
-
- #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(__WINDOWS__)
- # define MagickDLLCall __stdcall
- # else
- # define MagickDLLCall
- # endif
- #endif
-
- typedef struct _GhostscriptVectors
- {
- int
- (MagickDLLCall *exit)(gs_main_instance *);
-
- int
- (MagickDLLCall *init_with_args)(gs_main_instance *,int,char **);
-
- int
- (MagickDLLCall *new_instance)(gs_main_instance **,void *);
-
- int
- (MagickDLLCall *run_string)(gs_main_instance *,const char *,int,int *);
-
- void
- (MagickDLLCall *delete_instance)(gs_main_instance *);
- } GhostscriptVectors;
-
- typedef struct _DelegateInfo
- {
- char
- *path,
- *decode,
- *encode,
- *commands;
-
- long
- mode;
-
- unsigned int
- spawn,
- stealth;
-
- struct _DelegateInfo
- *previous,
- *next; /* deprecated, use GetDelegateInfoList() */
-
- unsigned long
- signature;
- } DelegateInfo;
-
- extern MagickExport char
- *GetDelegateCommand(const ImageInfo *,Image *,const char *,const char *,
- ExceptionInfo *),
- **GetDelegateList(const char *,unsigned long *);
-
- extern MagickExport const char
- *GetDelegateCommands(const DelegateInfo *);
-
- extern MagickExport const DelegateInfo
- *GetDelegateInfo(const char *,const char *,ExceptionInfo *exception),
- **GetDelegateInfoList(const char *,unsigned long *);
-
- extern MagickExport DelegateInfo
- *SetDelegateInfo(DelegateInfo *);
-
- extern MagickExport long
- GetDelegateMode(const 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
- DestroyDelegateList(void);
-
- #if defined(__cplusplus) || defined(c_plusplus)
- }
- #endif
-
- #endif
-