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js djvu links

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Kulikova Svetlana
2021-08-19 18:02:59 +03:00
parent c8ce35e4b9
commit 0465a264aa
5 changed files with 106 additions and 27 deletions
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20
DjVuFile/DjVuFileImplementation.cpp
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@ -570,16 +570,32 @@ BYTE* CDjVuFileImplementation::GetPageGlyphs(int nPageIndex, const
}
BYTE* CDjVuFileImplementation::GetPageLinks (int nPageIndex, const int& nRasterW, const int& nRasterH)
{
double dPageDpiX, dPageDpiY;
double dWidth, dHeight;
GetPageInfo(nPageIndex, &dWidth, &dHeight, &dPageDpiX, &dPageDpiY);
GP<DjVuImage> pPage = m_pDoc->get_page(nPageIndex);
GP<DjVuAnno> pAnno = pPage->get_decoded_anno();
GPList<GMapArea> map_areas = pAnno->ant->map_areas;
CData oRes;
oRes.SkipLen();
double dKoefX = (double)nRasterW * dPageDpiX / 25.4 / dWidth;
double dKoefY = (double)nRasterH * dPageDpiY / 25.4 / dHeight;
for(GPosition pos(map_areas); pos; ++pos)
{
GUTF8String sURL = map_areas[pos]->url;
oRes.WriteString((BYTE*)sURL.getbuf(), sURL.length());
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 = 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(map_areas[pos]->get_ymax() * dKoefY - y);
oRes.WriteString((BYTE*)s.c_str(), s.length());
}
oRes.WriteLen();