code_app/modules/imgfmt/HGOfd.h

#ifndef __HGOFD_H__
#define __HGOFD_H__

#include "../base/HGDef.h"
#include "../base/HGBaseErr.h"
#include "HGImgFmtErr.h"
#include "../base/HGImage.h"
#include "HGJpeg.h"

HG_DECLARE_HANDLE(HGOfdReader);
HG_DECLARE_HANDLE(HGOfdImageWriter);

#pragma pack(push)
#pragma pack(4)

typedef struct
{
	HGUInt width;
	HGUInt height;
	HGUInt bpp;
}HGOfdPageInfo;

#pragma pack(pop)

HGEXPORT HGResult HGAPI HGImgFmt_CheckOfdFile(const HGChar* fileName, HGBool* isOfd);

HGEXPORT HGResult HGAPI HGImgFmt_OpenOfdReader(const HGChar* fileName, HGOfdReader* reader);

HGEXPORT HGResult HGAPI HGImgFmt_CloseOfdReader(HGOfdReader reader);

HGEXPORT HGResult HGAPI HGImgFmt_GetOfdPageCount(HGOfdReader reader, HGUInt* count);

HGEXPORT HGResult HGAPI HGImgFmt_GetOfdPageInfo(HGOfdReader reader, HGUInt page, HGOfdPageInfo* info);

HGEXPORT HGResult HGAPI HGImgFmt_LoadImageFromOfdReader(HGOfdReader reader, HGUInt page, HGFloat xScale, HGFloat yScale,
	HGUInt imgType, HGUInt imgOrigin, HGImage* image);

HGEXPORT HGResult HGAPI HGImgFmt_LoadOfdImage(const HGChar* fileName, HGOfdPageInfo* info, HGUInt imgType, HGUInt imgOrigin, HGImage* image);

HGEXPORT HGResult HGAPI HGImgFmt_OpenOfdImageWriter(const HGChar* fileName, HGOfdImageWriter* writer);

HGEXPORT HGResult HGAPI HGImgFmt_CloseOfdImageWriter(HGOfdImageWriter writer);

HGEXPORT HGResult HGAPI HGImgFmt_SaveJpegImageToOfdImageWriter(HGOfdImageWriter writer, HGImage image, const HGJpegSaveInfo* info);

HGEXPORT HGResult HGAPI HGImgFmt_SaveOfdJpegImage(HGImage image, const HGJpegSaveInfo* info, const HGChar* fileName);

#endif /* __HGOFD_H__ */