139 lines
3.1 KiB
C++
139 lines
3.1 KiB
C++
#include "HGOfd.h"
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#include "HGOfdImpl.hpp"
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HGResult HGAPI HGImgFmt_CheckOfdFile(const HGChar* fileName, HGBool* isOfd)
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{
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if (NULL == fileName || NULL == isOfd)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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*isOfd = HGFALSE;
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HGOfdReader reader = NULL;
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HGImgFmt_OpenOfdReader(fileName, &reader);
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if (NULL != reader)
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{
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*isOfd = HGTRUE;
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HGImgFmt_CloseOfdReader(reader);
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}
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return HGBASE_ERR_OK;
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}
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HGResult HGAPI HGImgFmt_OpenOfdReader(const HGChar* fileName, HGOfdReader* reader)
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{
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if (NULL == fileName || NULL == reader)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdReaderImpl* ofdReaderImpl = new HGOfdReaderImpl;
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HGResult ret = ofdReaderImpl->Open(fileName);
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if (HGBASE_ERR_OK != ret)
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{
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delete ofdReaderImpl;
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return ret;
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}
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*reader = (HGOfdReader)ofdReaderImpl;
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return HGBASE_ERR_OK;
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}
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HGResult HGAPI HGImgFmt_CloseOfdReader(HGOfdReader reader)
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{
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if (NULL == reader)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdReaderImpl* ofdReaderImpl = (HGOfdReaderImpl *)reader;
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HGResult ret = ofdReaderImpl->Close();
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if (HGBASE_ERR_OK != ret)
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{
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return ret;
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}
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delete ofdReaderImpl;
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return HGBASE_ERR_OK;
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}
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HGResult HGAPI HGImgFmt_GetOfdPageCount(HGOfdReader reader, HGUInt* count)
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{
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if (NULL == reader)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdReaderImpl* ofdReaderImpl = (HGOfdReaderImpl*)reader;
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return ofdReaderImpl->GetPageCount(count);
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}
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HGResult HGAPI HGImgFmt_GetOfdPageInfo(HGOfdReader reader, HGUInt page, HGOfdPageInfo* info)
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{
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if (NULL == reader)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdReaderImpl* ofdReaderImpl = (HGOfdReaderImpl*)reader;
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return ofdReaderImpl->GetPageInfo(page, info);
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}
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HGResult HGAPI HGImgFmt_LoadImageFromOfdReader(HGOfdReader reader, HGUInt page, HGFloat xScale, HGFloat yScale,
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HGUInt imgType, HGUInt imgOrigin, HGImage* image)
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{
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if (NULL == reader)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdReaderImpl* ofdReaderImpl = (HGOfdReaderImpl*)reader;
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return ofdReaderImpl->LoadImage(page, xScale, yScale, imgType, imgOrigin, image);
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}
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HGResult HGAPI HGImgFmt_OpenOfdImageWriter(const HGChar* fileName, HGOfdImageWriter* writer)
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{
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if (NULL == fileName || NULL == writer)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdImageWriterImpl* ofdImageWriterImpl = new HGOfdImageWriterImpl;
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HGResult ret = ofdImageWriterImpl->Open(fileName);
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if (HGBASE_ERR_OK != ret)
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{
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delete ofdImageWriterImpl;
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return ret;
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}
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*writer = (HGOfdImageWriter)ofdImageWriterImpl;
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return HGBASE_ERR_OK;
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}
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HGResult HGAPI HGImgFmt_CloseOfdImageWriter(HGOfdImageWriter writer)
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{
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if (NULL == writer)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdImageWriterImpl* ofdImageWriterImpl = (HGOfdImageWriterImpl*)writer;
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HGResult ret = ofdImageWriterImpl->Close();
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if (HGBASE_ERR_OK != ret)
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{
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return ret;
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}
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delete ofdImageWriterImpl;
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return HGBASE_ERR_OK;
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}
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HGResult HGAPI HGImgFmt_SaveJpegImageToOfdImageWriter(HGOfdImageWriter writer, HGImage image, const HGJpegSaveInfo* info, HGUInt quality)
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{
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if (NULL == writer)
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{
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return HGBASE_ERR_INVALIDARG;
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}
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HGOfdImageWriterImpl* ofdImageWriterImpl = (HGOfdImageWriterImpl*)writer;
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return ofdImageWriterImpl->SaveJpegImage(image, info, quality);
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} |