1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #include <com/sun/star/uno/Reference.hxx> 25 #include <com/sun/star/io/XStream.hpp> 26 27 #include <rtl/ustring.hxx> 28 class SvMemoryStream; 29 class GDIMetaFile; 30 class BitmapEx; 31 32 class GraphicHelper 33 { 34 35 static sal_Bool mergeBitmaps_Impl( const BitmapEx& rBmpEx, const BitmapEx& rOverlay, 36 const Rectangle& rOverlayRect, BitmapEx& rReturn ); 37 38 static sal_Bool createThumb_Impl( const GDIMetaFile& rMtf, 39 sal_uInt32 nMaximumExtent, 40 BitmapEx& rBmpEx, 41 const BitmapEx* pOverlay = NULL, 42 const Rectangle* pOverlayRect = NULL ); 43 44 public: 45 46 static SvMemoryStream* getFormatStrFromGDI_Impl( const GDIMetaFile* pGDIMeta, sal_uInt32 nFormat ); 47 48 static void* getEnhMetaFileFromGDI_Impl( const GDIMetaFile* pGDIMeta ); 49 50 static void* getWinMetaFileFromGDI_Impl( const GDIMetaFile* pGDIMeta, const Size& aMetaSize ); 51 52 static sal_Bool supportsMetaFileHandle_Impl(); 53 54 static sal_Bool getThumbnailFormatFromGDI_Impl( 55 GDIMetaFile* pMetaFile, 56 sal_Bool bSigned, 57 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xStream ); 58 59 static sal_Bool getSignedThumbnailFormatFromBitmap_Impl( 60 const BitmapEx& aBitmap, 61 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xStream ); 62 63 static sal_uInt16 getThumbnailReplacementIDByFactoryName_Impl( const ::rtl::OUString& aFactoryShortName, 64 sal_Bool bIsTemplate ); 65 66 static sal_Bool getThumbnailReplacement_Impl( 67 sal_Int32 nResID, 68 const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xStream ); 69 70 }; 71 72