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Refactoring

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This commit is contained in:
Oleg Korshul
2021-10-05 17:36:53 +03:00
parent c75af891b2
commit 5487058744
8 changed files with 49 additions and 313 deletions
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151
DjVuFile/DjVuFileImplementation.cpp
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@ -337,129 +337,9 @@ void CDjVuFileImplementation::ConvertToPdf(const std::wstring& wsD
oPdf.SaveToFile(wsDstPath);
}
#ifdef BUILDING_WASM_MODULE
class CData
{
protected:
unsigned char* m_pData;
size_t m_lSize;
#include "../DesktopEditor/graphics/pro/js/wasm/src/serialize.h"
unsigned char* m_pDataCur;
size_t m_lSizeCur;
public:
CData()
{
m_pData = NULL;
m_lSize = 0;
m_pDataCur = m_pData;
m_lSizeCur = m_lSize;
}
virtual ~CData()
{
Clear();
}
inline void AddSize(size_t nSize)
{
if (NULL == m_pData)
{
m_lSize = 1000;
if (nSize > m_lSize)
m_lSize = nSize;
m_pData = (unsigned char*)malloc(m_lSize * sizeof(unsigned char));
m_lSizeCur = 0;
m_pDataCur = m_pData;
return;
}
if ((m_lSizeCur + nSize) > m_lSize)
{
while ((m_lSizeCur + nSize) > m_lSize)
m_lSize *= 2;
unsigned char* pRealloc = (unsigned char*)realloc(m_pData, m_lSize * sizeof(unsigned char));
if (NULL != pRealloc)
{
m_pData = pRealloc;
m_pDataCur = m_pData + m_lSizeCur;
}
else
{
unsigned char* pMalloc = (unsigned char*)malloc(m_lSize * sizeof(unsigned char));
memcpy(pMalloc, m_pData, m_lSizeCur * sizeof(unsigned char));
free(m_pData);
m_pData = pMalloc;
m_pDataCur = m_pData + m_lSizeCur;
}
}
}
public:
void AddInt(unsigned int value)
{
AddSize(4);
memcpy(m_pDataCur, &value, sizeof(unsigned int));
m_pDataCur += 4;
m_lSizeCur += 4;
}
void WriteString(unsigned char* value, unsigned int len)
{
AddSize(len + 4);
memcpy(m_pDataCur, &len, sizeof(unsigned int));
m_pDataCur += 4;
m_lSizeCur += 4;
memcpy(m_pDataCur, value, len);
m_pDataCur += len;
m_lSizeCur += len;
}
unsigned char* GetBuffer()
{
return m_pData;
}
void Clear()
{
if (m_pData) free(m_pData);
m_pData = NULL;
m_lSize = 0;
m_pDataCur = m_pData;
m_lSizeCur = 0;
}
void ClearWithoutAttack()
{
m_pData = NULL;
m_lSize = 0;
m_pDataCur = m_pData;
m_lSizeCur = 0;
}
void ClearNoAttack()
{
m_pDataCur = m_pData;
m_lSizeCur = 0;
}
unsigned int GetSize()
{
return (unsigned int)m_lSizeCur;
}
void SkipLen()
{
AddInt(0);
}
void WriteLen()
{
unsigned int len = (unsigned int)m_lSizeCur;
memcpy(m_pData, &len, sizeof(unsigned int));
}
};
void getBookmars(const GP<DjVmNav>& nav, int& pos, int count, CData& out, int level)
void getBookmars(const GP<DjVmNav>& nav, int& pos, int count, NSWasm::CData& out, int level)
{
while (count > 0 && pos < nav->getBookMarkCount())
{
@ -473,6 +353,7 @@ void getBookmars(const GP<DjVmNav>& nav, int& pos, int count, CDat
{
out.AddInt(nPage);
out.AddInt(level);
out.AddInt(0); // Y position
GUTF8String description = gpBookMark->displayname;
out.WriteString((BYTE*)description.getbuf(), description.length());
}
@ -481,7 +362,7 @@ void getBookmars(const GP<DjVmNav>& nav, int& pos, int count, CDat
count--;
}
}
BYTE* CDjVuFileImplementation::GetStructure()
BYTE* CDjVuFileImplementation::GetStructure()
{
GP<DjVmNav> nav = m_pDoc->get_djvm_nav();
if (!nav)
@ -492,7 +373,7 @@ BYTE* CDjVuFileImplementation::GetStructure()
if (count <= 0)
return NULL;
CData oRes;
NSWasm::CData oRes;
oRes.SkipLen();
getBookmars(nav, pos, count, oRes, 1);
oRes.WriteLen();
@ -500,7 +381,7 @@ BYTE* CDjVuFileImplementation::GetStructure()
oRes.ClearWithoutAttack();
return bRes;
}
BYTE* CDjVuFileImplementation::GetPageGlyphs(int nPageIndex, const int& nRasterW, const int& nRasterH)
BYTE* CDjVuFileImplementation::GetPageGlyphs(int nPageIndex, const int& nRasterW, const int& nRasterH)
{
double dPageDpiX, dPageDpiY;
double dWidth, dHeight;
@ -523,7 +404,7 @@ BYTE* CDjVuFileImplementation::GetPageGlyphs(int nPageIndex, const
hiddenText.GetNode(L"PAGECOLUMN", pageColumn);
pageColumn.GetNode(L"REGION", region);
CData oRes;
NSWasm::CData oRes;
oRes.SkipLen();
double dKoef = 25.4 / pPage->get_dpi();
double dKoefX = (double)nRasterW * dPageDpiX / 25.4 / dWidth;
@ -573,7 +454,7 @@ BYTE* CDjVuFileImplementation::GetPageGlyphs(int nPageIndex, const
catch (...) {}
return NULL;
}
BYTE* CDjVuFileImplementation::GetPageLinks (int nPageIndex, const int& nRasterW, const int& nRasterH)
BYTE* CDjVuFileImplementation::GetPageLinks (int nPageIndex, const int& nRasterW, const int& nRasterH)
{
double dPageDpiX, dPageDpiY;
double dWidth, dHeight;
@ -588,7 +469,7 @@ BYTE* CDjVuFileImplementation::GetPageLinks (int nPageIndex, const
return NULL;
GPList<GMapArea> map_areas = pAnno->ant->map_areas;
CData oRes;
NSWasm::CData oRes;
oRes.SkipLen();
double dKoefX = (double)nRasterW / dWidth;
double dKoefY = (double)nRasterH / dHeight;
@ -596,16 +477,14 @@ BYTE* CDjVuFileImplementation::GetPageLinks (int nPageIndex, const
{
GUTF8String str = map_areas[pos]->url;
oRes.WriteString((BYTE*)str.getbuf(), str.length());
double x = map_areas[pos]->get_xmin() * dKoefX;
std::string s = std::to_string(x);
oRes.WriteString((BYTE*)s.c_str(), s.length());
double y = (double)nRasterH - map_areas[pos]->get_ymin() * dKoefY;
s = std::to_string(y);
oRes.WriteString((BYTE*)s.c_str(), s.length());
s = std::to_string(map_areas[pos]->get_xmax() * dKoefX - x);
oRes.WriteString((BYTE*)s.c_str(), s.length());
s = std::to_string((double)nRasterH - map_areas[pos]->get_ymax() * dKoefY - y);
oRes.WriteString((BYTE*)s.c_str(), s.length());
oRes.AddDouble(x);
oRes.AddDouble(y);
oRes.AddDouble(map_areas[pos]->get_xmax() * dKoefX - x);
oRes.AddDouble((double)nRasterH - map_areas[pos]->get_ymax() * dKoefY - y);
}
oRes.WriteLen();