writerperfect/source/draw/StarOfficeDrawImportFilter.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <cppuhelper/supportsservice.hxx>
  11
  12 #include <libstaroffice/libstaroffice.hxx>
  13
  14 #include "StarOfficeDrawImportFilter.hxx"
  15
  16 using com::sun::star::uno::Sequence;
  17 using com::sun::star::uno::XComponentContext;
  18 using com::sun::star::uno::XInterface;
  19
  20 static bool handleEmbeddedSTOFFGraphicObject(const librevenge::RVNGBinaryData& data,
  21                                              OdfDocumentHandler* pHandler,
  22                                              const OdfStreamType streamType)
  23 {
  24     OdgGenerator exporter;
  25     exporter.addDocumentHandler(pHandler, streamType);
  26     return STOFFDocument::decodeGraphic(data, &exporter);
  27 }
  28
  29 static bool handleEmbeddedSTOFFSpreadsheetObject(const librevenge::RVNGBinaryData& data,
  30                                                  OdfDocumentHandler* pHandler,
  31                                                  const OdfStreamType streamType)
  32 {
  33     OdsGenerator exporter;
  34     exporter.registerEmbeddedObjectHandler("image/stoff-odg", &handleEmbeddedSTOFFGraphicObject);
  35     exporter.addDocumentHandler(pHandler, streamType);
  36     return STOFFDocument::decodeSpreadsheet(data, &exporter);
  37 }
  38
  39 bool StarOfficeDrawImportFilter::doImportDocument(weld::Window*,
  40                                                   librevenge::RVNGInputStream& rInput,
  41                                                   OdgGenerator& rGenerator, utl::MediaDescriptor&)
  42 {
  43     return STOFFDocument::STOFF_R_OK == STOFFDocument::parse(&rInput, &rGenerator);
  44 }
  45
  46 bool StarOfficeDrawImportFilter::doDetectFormat(librevenge::RVNGInputStream& rInput,
  47                                                 OUString& rTypeName)
  48 {
  49     rTypeName.clear();
  50
  51     STOFFDocument::Kind docKind = STOFFDocument::STOFF_K_UNKNOWN;
  52     const STOFFDocument::Confidence confidence
  53         = STOFFDocument::isFileFormatSupported(&rInput, docKind);
  54
  55     if (confidence == STOFFDocument::STOFF_C_EXCELLENT
  56         || confidence == STOFFDocument::STOFF_C_SUPPORTED_ENCRYPTION)
  57     {
  58         switch (docKind)
  59         {
  60             case STOFFDocument::STOFF_K_DRAW:
  61                 rTypeName = "StarOffice_Drawing";
  62                 break;
  63             default:
  64                 break;
  65         }
  66     }
  67
  68     return !rTypeName.isEmpty();
  69 }
  70
  71 void StarOfficeDrawImportFilter::doRegisterHandlers(OdgGenerator& rGenerator)
  72 {
  73     rGenerator.registerEmbeddedObjectHandler("image/stoff-odg", &handleEmbeddedSTOFFGraphicObject);
  74     rGenerator.registerEmbeddedObjectHandler("image/stoff-ods",
  75                                              &handleEmbeddedSTOFFSpreadsheetObject);
  76 }
  77
  78 // XServiceInfo
  79 OUString SAL_CALL StarOfficeDrawImportFilter::getImplementationName()
  80 {
  81     return "org.libreoffice.comp.Draw.StarOfficeDrawImportFilter";
  82 }
  83
  84 sal_Bool SAL_CALL StarOfficeDrawImportFilter::supportsService(const OUString& rServiceName)
  85 {
  86     return cppu::supportsService(this, rServiceName);
  87 }
  88
  89 Sequence<OUString> SAL_CALL StarOfficeDrawImportFilter::getSupportedServiceNames()
  90 {
  91     return { "com.sun.star.document.ImportFilter", "com.sun.star.document.ExtendedTypeDetection" };
  92 }
  93
  94 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
  95 org_libreoffice_comp_Draw_StarOfficeDrawImportFilter_get_implementation(
  96     css::uno::XComponentContext* const context, const css::uno::Sequence<css::uno::Any>&)
  97 {
  98     return cppu::acquire(new StarOfficeDrawImportFilter(context));
  99 }
 100
 101 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */