/* libwmf (<libwmf/gd.h>): library for wmf conversion
Copyright (C) 2000 - various; see CREDITS, ChangeLog, and sources
The libwmf Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The libwmf Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the libwmf Library; see the file COPYING. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef LIBWMF_GD_H
#define LIBWMF_GD_H
#include <libwmf/types.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef enum _wmf_gd_subtype
{ wmf_gd_png = 0,
wmf_gd_jpeg,
wmf_gd_image
} wmf_gd_subtype;
typedef struct _wmf_gd_t wmf_gd_t;
struct _wmf_gd_t
{ wmf_gd_subtype type;
void* gd_data;
FILE* file;
char* memory;
struct _wmf_gd_sink
{ void* context;
int (*function) (void* context,char* buffer,int length);
} sink;
/* pointer to gdImage; null prior to wmf_play ()
*/
void* gd_image;
unsigned int width;
unsigned int height;
wmfD_Rect bbox;
unsigned long flags;
};
#define WMF_GD_SUPPORTS_PNG (1 << 0) /* Set by wmf_api_create () if PNG supported */
#define WMF_GD_SUPPORTS_JPEG (1 << 1) /* Set by wmf_api_create () if JPEG supported */
#define WMF_GD_OUTPUT_FILE (1 << 16)
#define WMF_GD_OUTPUT_MEMORY (1 << 17)
#define WMF_GD_OWN_BUFFER (1 << 18) /* To be used in conjuction with WMF_GD_OUTPUT_MEMORY */
#define WMF_GD_GetData(Z) ((wmf_gd_t*)((Z)->device_data))
extern void wmf_gd_function (wmfAPI*);
/**
* If using the wmf_gd_image option to write to a GD image, collected from
* the void* gd_image member of the device data struct above, the true-color
* pixels (stored in a contiguous array of height * width integers) of the
* image can be retrieved using wmf_gd_image_pixels()
*/
extern int * wmf_gd_image_pixels (void * gd_image);
#ifdef __cplusplus
}
#endif
#endif /* ! LIBWMF_GD_H */
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