Change "Save graphic" and "Save picture as" to common code.

Change-Id: Id860b3220bde3d43eec7c74711e6938e68d01d56

2 files changed, 180 insertions, 32 deletions

diff --git a/svx/source/core/extedit.cxx b/svx/source/core/extedit.cxx
index eddb16acd4b4..c52d0cfc5ab0 100644
--- a/svx/source/core/extedit.cxx
+++ b/svx/source/core/extedit.cxx
@@ -23,6 +23,7 @@
  */
 
 #include <svx/extedit.hxx>
+#include <svx/graphichelper.hxx>
 #include <sfx2/viewfrm.hxx>
 #include <sfx2/bindings.hxx>
 #include <osl/file.hxx>
@@ -96,37 +97,6 @@ void ExternalToolEdit::threadWorker(void* pThreadData)
     xSystemShellExecute->execute( pData->m_aFileName, rtl::OUString(),  com::sun::star::system::SystemShellExecuteFlags::URIS_ONLY );
 }
 
-
-void GetPreferedExtension( String &rExt, const Graphic &rGrf )
-{
-    // then propose the "best" filter using the native-info, if applicable
-    const sal_Char* pExt = "png";
-    switch( const_cast<Graphic&>(rGrf).GetLink().GetType() )
-    {
-        case GFX_LINK_TYPE_NATIVE_GIF:
-            pExt = "gif";
-            break;
-        case GFX_LINK_TYPE_NATIVE_TIF:
-            pExt = "tif";
-            break;
-        case GFX_LINK_TYPE_NATIVE_WMF:
-            pExt = "wmf";
-            break;
-        case GFX_LINK_TYPE_NATIVE_MET:
-            pExt = "met";
-            break;
-        case GFX_LINK_TYPE_NATIVE_PCT:
-            pExt = "pct";
-            break;
-        case GFX_LINK_TYPE_NATIVE_JPG:
-            pExt = "jpg";
-            break;
-        default:
-            break;
-    }
-    rExt.AssignAscii( pExt );
-}
-
 void ExternalToolEdit::Edit( GraphicObject* pGraphicObject )
 {
     //Get the graphic from the GraphicObject
@@ -135,7 +105,7 @@ void ExternalToolEdit::Edit( GraphicObject* pGraphicObject )
 
     //get the Preferred File Extension for this graphic
     String fExtension;
-    GetPreferedExtension(fExtension, aGraphic);
+    GraphicHelper::GetPreferedExtension(fExtension, aGraphic);
 
     //Create the temp File
     rtl::OUString tempFileBase, tempFileName;
diff --git a/svx/source/core/graphichelper.cxx b/svx/source/core/graphichelper.cxx
new file mode 100644
index 000000000000..faec3b27970d
--- /dev/null
+++ b/svx/source/core/graphichelper.cxx
@@ -0,0 +1,178 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include <tools/string.hxx>
+#include <svx/graphichelper.hxx>
+#include <unotools/pathoptions.hxx>
+#include <svtools/filter.hxx>
+#include <sfx2/docfile.hxx>
+#include <svx/xoutbmp.hxx>
+#include <sfx2/filedlghelper.hxx>
+
+#include <com/sun/star/ui/dialogs/XFilePicker.hpp>
+#include <com/sun/star/ui/dialogs/XFilterManager.hpp>
+#include <com/sun/star/ui/dialogs/TemplateDescription.hpp>
+
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::ui::dialogs;
+using namespace ::sfx2;
+
+void GraphicHelper::GetPreferedExtension( String &rExtension, const Graphic &rGraphic )
+{
+    // propose the "best" filter using the native-info, if applicable
+    const sal_Char* pExtension = "png";
+    switch( const_cast<Graphic&>( rGraphic ).GetLink().GetType() )
+    {
+        case GFX_LINK_TYPE_NATIVE_GIF:
+            pExtension = "gif";
+            break;
+        case GFX_LINK_TYPE_NATIVE_TIF:
+            pExtension = "tif";
+            break;
+        case GFX_LINK_TYPE_NATIVE_WMF:
+            pExtension = "wmf";
+            break;
+        case GFX_LINK_TYPE_NATIVE_MET:
+            pExtension = "met";
+            break;
+        case GFX_LINK_TYPE_NATIVE_PCT:
+            pExtension = "pct";
+            break;
+        case GFX_LINK_TYPE_NATIVE_JPG:
+            pExtension = "jpg";
+            break;
+        default:
+            break;
+    }
+    rExtension.AssignAscii( pExtension );
+}
+
+String GraphicHelper::ExportGraphic( const Graphic &rGraphic, const String &rGrfName )
+{
+    SvtPathOptions aPathOpt;
+    String sGrfPath( aPathOpt.GetGraphicPath() );
+
+    FileDialogHelper aDlgHelper( TemplateDescription::FILESAVE_AUTOEXTENSION, 0 );
+    Reference < XFilePicker > xFP = aDlgHelper.GetFilePicker();
+
+    INetURLObject aPath;
+    aPath.SetSmartURL( sGrfPath );
+
+    // fish out the graphic's name
+    String aName = rGrfName;
+    printf("Name: %s\n", aName.GetBuffer());
+
+    //aDlgHelper.SetTitle( SW_RESSTR(STR_EXPORT_GRAFIK_TITLE));
+    aDlgHelper.SetTitle( String("Title") );
+    aDlgHelper.SetDisplayDirectory( aPath.GetMainURL(INetURLObject::DECODE_TO_IURI) );
+    INetURLObject aURL;
+    aURL.SetSmartURL( aName );
+    aDlgHelper.SetFileName( aURL.GetName() );
+
+    GraphicFilter& rGF = GraphicFilter::GetGraphicFilter();
+    const sal_uInt16 nCount = rGF.GetExportFormatCount();
+
+    String aExt( aURL.GetExtension() );
+    if( !aExt.Len() )
+        GetPreferedExtension( aExt, rGraphic );
+
+    aExt.ToLowerAscii();
+    sal_uInt16 nDfltFilter = USHRT_MAX;
+
+    Reference<XFilterManager> xFltMgr(xFP, UNO_QUERY);
+
+    for ( sal_uInt16 i = 0; i < nCount; i++ )
+    {
+        xFltMgr->appendFilter( rGF.GetExportFormatName( i ), rGF.GetExportWildcard( i ) );
+        if ( COMPARE_EQUAL == aExt.CompareIgnoreCaseToAscii(rGF.GetExportFormatShortName( i ).ToLowerAscii() ))
+            nDfltFilter = i;
+    }
+    if ( USHRT_MAX == nDfltFilter )
+    {
+        // "wrong" extension?
+        GetPreferedExtension( aExt, rGraphic );
+        for ( sal_uInt16 i = 0; i < nCount; ++i )
+            if ( aExt == rGF.GetExportFormatShortName( i ).ToLowerAscii() )
+            {
+                nDfltFilter =  i;
+                break;
+            }
+    }
+
+    if( USHRT_MAX != nDfltFilter )
+    {
+        xFltMgr->setCurrentFilter( rGF.GetExportFormatName( nDfltFilter ) ) ;
+
+        if( aDlgHelper.Execute() == ERRCODE_NONE )
+        {
+            String sPath( xFP->getFiles().getConstArray()[0] );
+            // remember used path - please don't optimize away!
+            aPath.SetSmartURL( sPath);
+            sGrfPath = aPath.GetPath();
+
+            if( rGrfName.Len() &&
+                 nDfltFilter == rGF.GetExportFormatNumber( xFltMgr->getCurrentFilter()))
+            {
+                // try to save the original graphic
+                SfxMedium aIn( rGrfName, STREAM_READ | STREAM_NOCREATE );
+                if( aIn.GetInStream() && !aIn.GetInStream()->GetError() )
+                {
+                    SfxMedium aOut( sPath, STREAM_WRITE | STREAM_SHARE_DENYNONE);
+                    if( aOut.GetOutStream() && !aOut.GetOutStream()->GetError())
+                    {
+                        *aOut.GetOutStream() << *aIn.GetInStream();
+                        if ( 0 == aIn.GetError() )
+                        {
+                            aOut.Close();
+                            aOut.Commit();
+                            if ( 0 == aOut.GetError() )
+                                return sPath;
+                        }
+                    }
+                }
+            }
+
+            sal_uInt16 nFilter;
+            if ( !xFltMgr->getCurrentFilter().isEmpty() && rGF.GetExportFormatCount() )
+                nFilter = rGF.GetExportFormatNumber( xFltMgr->getCurrentFilter() );
+            else
+                nFilter = GRFILTER_FORMAT_DONTKNOW;
+            String aFilter( rGF.GetExportFormatShortName( nFilter ) );
+            XOutBitmap::WriteGraphic( rGraphic, sPath, aFilter,
+                                        XOUTBMP_DONT_EXPAND_FILENAME|
+                                        XOUTBMP_DONT_ADD_EXTENSION|
+                                        XOUTBMP_USE_NATIVE_IF_POSSIBLE );
+            return sPath;
+        }
+    }
+    return String();
+}
+
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */