sumatra SaveFileAsPDF (made with https://codeeval.dev)

main.cpp

bool ImageEngineImpl::SaveFileAsPDF(const char* pdfFileName, bool includeUserAnnots) {
    UNUSED(includeUserAnnots);
    bool ok = true;
    PdfCreator* c = new PdfCreator();
    if (FileName()) {
        OwnedData data(file::ReadFile(FileName()));
        ok = data.data && c->AddImagePage(data.data, data.size, GetFileDPI());
    } else {
        auto [data, size] = GetDataFromStream(fileStream, nullptr);
        ok = data && c->AddImagePage(data, size, GetFileDPI());
        free(data);
    }
    for (int i = 2; i <= PageCount() && ok; i++) {
        ImagePage* page = GetPage(i);
        ok = page && c->AddImagePage(page->bmp, GetFileDPI());
        DropPage(page);
    }
    if (ok) {
        c->CopyProperties(this);
        ok = c->SaveToFile(pdfFileName);
    }
    delete c;
    return ok;
}

bool ImageDirEngineImpl::SaveFileAsPDF(const char* pdfFileName, bool includeUserAnnots) {
    UNUSED(includeUserAnnots);
    bool ok = true;
    PdfCreator* c = new PdfCreator();
    for (int i = 1; i <= PageCount() && ok; i++) {
        OwnedData data(file::ReadFile(pageFileNames.at(i - 1)));
        ok = data.data && c->AddImagePage(data.data, data.size, GetFileDPI());
    }
    ok = ok && c->SaveToFile(pdfFileName);
    delete c;
    return ok;
}

bool CbxEngineImpl::SaveFileAsPDF(const char* pdfFileName, bool includeUserAnnots) {
    UNUSED(includeUserAnnots);
    bool ok = true;
    PdfCreator* c = new PdfCreator();
    for (int i = 1; i <= PageCount() && ok; i++) {
        OwnedData data(GetImageData(i));
        ok = data.data && c->AddImagePage(data.data, data.size, GetFileDPI());
    }
    if (ok) {
        c->CopyProperties(this);
        ok = c->SaveToFile(pdfFileName);
    }
    delete c;
    return ok;
}