/************************************************************** * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * *************************************************************/ #ifndef _SV_XRENDER_PEER_HXX #define _SV_XRENDER_PEER_HXX #include struct _XTrap; // on some older systems this is not declared within Xrender.h #include #include #include #include class XRenderPeer { public: static XRenderPeer& GetInstance(); int GetVersion() const; sal_uInt32 InitRenderText(); protected: XRenderPeer(); ~XRenderPeer(); void InitRenderLib(); Display* mpDisplay; XRenderPictFormat* mpStandardFormatA8; int mnRenderVersion; oslModule mpRenderLib; public: XRenderPictFormat* GetStandardFormatA8() const; XRenderPictFormat* FindStandardFormat(int nFormat) const; // the methods below are thin wrappers for the XRENDER API XRenderPictFormat* FindVisualFormat( Visual* ) const; XRenderPictFormat* FindPictureFormat( unsigned long nMask, const XRenderPictFormat& ) const; Picture CreatePicture( Drawable, const XRenderPictFormat*, unsigned long nDrawable, const XRenderPictureAttributes* ) const; void ChangePicture( Picture, unsigned long nValueMask, const XRenderPictureAttributes* ) const; void SetPictureClipRegion( Picture, XLIB_Region ) const; void CompositePicture( int nOp, Picture aSrc, Picture aMask, Picture aDst, int nXSrc, int nYSrc, int nXMask, int nYMask, int nXDst, int nYDst, unsigned nWidth, unsigned nHeight ) const; void FreePicture( Picture ) const; GlyphSet CreateGlyphSet() const; void FreeGlyphSet( GlyphSet ) const; void AddGlyph( GlyphSet, Glyph nGlyphId, const XGlyphInfo&, const char* pBuffer, int nBufSize ) const; void FreeGlyph( GlyphSet, Glyph nGlyphId ) const; void CompositeString32( Picture aSrc, Picture aDst, GlyphSet, int nDstX, int nDstY, const unsigned* pText, int nTextLen ) const; void FillRectangle( int nOp, Picture aDst, const XRenderColor*, int nX, int nY, unsigned nW, unsigned nH ) const; void CompositeTrapezoids( int nOp, Picture aSrc, Picture aDst, const XRenderPictFormat*, int nXSrc, int nYSrc, const XTrapezoid*, int nCount ) const; bool AddTraps( Picture aDst, int nXOfs, int nYOfs, const _XTrap*, int nCount ) const; bool AreTrapezoidsSupported() const #ifdef XRENDER_LINK { return true; } #else { return mpXRenderCompositeTrapezoids!=NULL; } private: XRenderPictFormat* (*mpXRenderFindFormat)(Display*,unsigned long, const XRenderPictFormat*,int); XRenderPictFormat* (*mpXRenderFindVisualFormat)(Display*,Visual*); XRenderPictFormat* (*mpXRenderFindStandardFormat)(Display*,int); Bool (*mpXRenderQueryExtension)(Display*,int*,int*); void (*mpXRenderQueryVersion)(Display*,int*,int*); Picture (*mpXRenderCreatePicture)(Display*,Drawable, const XRenderPictFormat*, unsigned long,const XRenderPictureAttributes*); void (*mpXRenderChangePicture)(Display*,Picture, unsigned long,const XRenderPictureAttributes*); void (*mpXRenderSetPictureClipRegion)(Display*,Picture,XLIB_Region); void (*mpXRenderFreePicture)(Display*,Picture); void (*mpXRenderComposite)(Display*,int,Picture,Picture,Picture, int,int,int,int,int,int,unsigned,unsigned); GlyphSet (*mpXRenderCreateGlyphSet)(Display*, const XRenderPictFormat*); void (*mpXRenderFreeGlyphSet)(Display*,GlyphSet); void (*mpXRenderAddGlyphs)(Display*,GlyphSet,Glyph*, const XGlyphInfo*,int,const char*,int); void (*mpXRenderFreeGlyphs)(Display*,GlyphSet,Glyph*,int); void (*mpXRenderCompositeString32)(Display*,int,Picture,Picture, const XRenderPictFormat*,GlyphSet,int,int,int,int,const unsigned*,int); void (*mpXRenderFillRectangle)(Display*,int,Picture, const XRenderColor*,int,int,unsigned int,unsigned int); void (*mpXRenderCompositeTrapezoids)(Display*,int,Picture,Picture, const XRenderPictFormat*,int,int,const XTrapezoid*,int); void (*mpXRenderAddTraps)(Display*,Picture,int,int,const _XTrap*,int); #endif // XRENDER_LINK }; //===================================================================== class ScopedPic { public: ScopedPic( XRenderPeer& rPeer, Picture& rPic ); ~ScopedPic(); Picture& Get(); private: XRenderPeer& mrRenderPeer; Picture maPicture; private: // prevent copy and assignmet ScopedPic( const ScopedPic& ); void operator=( const ScopedPic& ); }; //===================================================================== inline int XRenderPeer::GetVersion() const { return mnRenderVersion; } inline XRenderPictFormat* XRenderPeer::GetStandardFormatA8() const { return mpStandardFormatA8; } inline XRenderPictFormat* XRenderPeer::FindStandardFormat(int nFormat) const { #ifdef XRENDER_LINK return XRenderFindStandardFormat(mpDisplay, nFormat); #else return (*mpXRenderFindStandardFormat)(mpDisplay, nFormat); #endif } inline XRenderPictFormat* XRenderPeer::FindVisualFormat( Visual* pVisual ) const { #ifdef XRENDER_LINK return XRenderFindVisualFormat ( mpDisplay, pVisual ); #else return (*mpXRenderFindVisualFormat)( mpDisplay, pVisual ); #endif } inline XRenderPictFormat* XRenderPeer::FindPictureFormat( unsigned long nFormatMask, const XRenderPictFormat& rFormatAttr ) const { #ifdef XRENDER_LINK return XRenderFindFormat( mpDisplay, nFormatMask, &rFormatAttr, 0 ); #else return (*mpXRenderFindFormat)( mpDisplay, nFormatMask, &rFormatAttr, 0 ); #endif } inline Picture XRenderPeer::CreatePicture( Drawable aDrawable, const XRenderPictFormat* pVisFormat, unsigned long nValueMask, const XRenderPictureAttributes* pRenderAttr ) const { #ifdef XRENDER_LINK return XRenderCreatePicture( mpDisplay, aDrawable, pVisFormat, nValueMask, pRenderAttr ); #else return (*mpXRenderCreatePicture)( mpDisplay, aDrawable, pVisFormat, nValueMask, pRenderAttr ); #endif } inline void XRenderPeer::ChangePicture( Picture aPicture, unsigned long nValueMask, const XRenderPictureAttributes* pRenderAttr ) const { #ifdef XRENDER_LINK XRenderChangePicture( mpDisplay, aPicture, nValueMask, pRenderAttr ); #else (*mpXRenderChangePicture)( mpDisplay, aPicture, nValueMask, pRenderAttr ); #endif } inline void XRenderPeer::SetPictureClipRegion( Picture aPicture, XLIB_Region aXlibRegion ) const { #ifdef XRENDER_LINK XRenderSetPictureClipRegion( mpDisplay, aPicture, aXlibRegion ); #else (*mpXRenderSetPictureClipRegion)( mpDisplay, aPicture, aXlibRegion ); #endif } inline void XRenderPeer::CompositePicture( int nXRenderOp, Picture aSrcPic, Picture aMaskPic, Picture aDstPic, int nSrcX, int nSrcY, int nMaskX, int nMaskY, int nDstX, int nDstY, unsigned nWidth, unsigned nHeight ) const { #ifdef XRENDER_LINK XRenderComposite( mpDisplay, nXRenderOp, aSrcPic, aMaskPic, aDstPic, nSrcX, nSrcY, nMaskX, nMaskY, nDstX, nDstY, nWidth, nHeight ); #else (*mpXRenderComposite)( mpDisplay, nXRenderOp, aSrcPic, aMaskPic, aDstPic, nSrcX, nSrcY, nMaskX, nMaskY, nDstX, nDstY, nWidth, nHeight ); #endif } inline void XRenderPeer::FreePicture( Picture aPicture ) const { #ifdef XRENDER_LINK XRenderFreePicture( mpDisplay, aPicture ); #else (*mpXRenderFreePicture)( mpDisplay, aPicture ); #endif } inline GlyphSet XRenderPeer::CreateGlyphSet() const { #ifdef XRENDER_LINK return XRenderCreateGlyphSet( mpDisplay, mpStandardFormatA8 ); #else return (*mpXRenderCreateGlyphSet)( mpDisplay, mpStandardFormatA8 ); #endif } inline void XRenderPeer::FreeGlyphSet( GlyphSet aGS ) const { #ifdef XRENDER_LINK XRenderFreeGlyphSet( mpDisplay, aGS ); #else (*mpXRenderFreeGlyphSet)( mpDisplay, aGS ); #endif } inline void XRenderPeer::AddGlyph( GlyphSet aGS, Glyph nGlyphId, const XGlyphInfo& rGI, const char* pBuffer, int nBufSize ) const { #ifdef XRENDER_LINK XRenderAddGlyphs( mpDisplay, aGS, &nGlyphId, &rGI, 1, const_cast(pBuffer), nBufSize ); #else (*mpXRenderAddGlyphs)( mpDisplay, aGS, &nGlyphId, &rGI, 1, const_cast(pBuffer), nBufSize ); #endif } inline void XRenderPeer::FreeGlyph( GlyphSet aGS, Glyph nGlyphId ) const { (void)aGS; (void)nGlyphId; // XRenderFreeGlyphs not implemented yet for version<=0.2 // #108209# disabled because of crash potential, // the glyph leak is not too bad because they will // be cleaned up when the glyphset is released #if 0 // TODO: reenable when it works without problems if( mnRenderVersion >= 0x05 ) { #ifdef XRENDER_LINK XRenderFreeGlyphs( mpDisplay, aGS, &nGlyphId, 1 ); #else (*mpXRenderFreeGlyphs)( mpDisplay, aGS, &nGlyphId, 1 ); #endif } #endif } inline void XRenderPeer::CompositeString32( Picture aSrc, Picture aDst, GlyphSet aGlyphSet, int nDstX, int nDstY, const unsigned* pText, int nTextLen ) const { #ifdef XRENDER_LINK XRenderCompositeString32( mpDisplay, PictOpOver, aSrc, aDst, NULL, aGlyphSet, 0, 0, nDstX, nDstY, pText, nTextLen ); #else (*mpXRenderCompositeString32)( mpDisplay, PictOpOver, aSrc, aDst, NULL, aGlyphSet, 0, 0, nDstX, nDstY, pText, nTextLen ); #endif } inline void XRenderPeer::FillRectangle( int a, Picture b, const XRenderColor* c, int d, int e, unsigned int f, unsigned int g) const { #ifdef XRENDER_LINK XRenderFillRectangle( mpDisplay, a, b, c, d, e, f, g ); #else (*mpXRenderFillRectangle)( mpDisplay, a, b, c, d, e, f, g ); #endif } inline void XRenderPeer::CompositeTrapezoids( int nOp, Picture aSrc, Picture aDst, const XRenderPictFormat* pXRPF, int nXSrc, int nYSrc, const XTrapezoid* pXT, int nCount ) const { #ifdef XRENDER_LINK XRenderCompositeTrapezoids( mpDisplay, nOp, aSrc, aDst, pXRPF, nXSrc, nYSrc, pXT, nCount ); #else (*mpXRenderCompositeTrapezoids)( mpDisplay, nOp, aSrc, aDst, pXRPF, nXSrc, nYSrc, pXT, nCount ); #endif } inline bool XRenderPeer::AddTraps( Picture aDst, int nXOfs, int nYOfs, const _XTrap* pTraps, int nCount ) const { #ifdef XRENDER_LINK XRenderAddTraps( mpDisplay, aDst, nXOfs, nYOfs, pTraps, nCount ); #else if( !mpXRenderAddTraps ) return false; (*mpXRenderAddTraps)( mpDisplay, aDst, nXOfs, nYOfs, pTraps, nCount ); #endif return true; } //===================================================================== inline ScopedPic::ScopedPic( XRenderPeer& rPeer, Picture& rPic ) : mrRenderPeer( rPeer) , maPicture( rPic ) {} inline ScopedPic::~ScopedPic() { if( maPicture ) mrRenderPeer.FreePicture( maPicture ); } inline Picture& ScopedPic::Get() { return maPicture; } //===================================================================== inline XRenderColor GetXRenderColor( const SalColor& rSalColor, double fTransparency = 0.0 ) { XRenderColor aRetVal; // convert the SalColor aRetVal.red = SALCOLOR_RED( rSalColor ); aRetVal.red |= (aRetVal.red << 8); aRetVal.green = SALCOLOR_GREEN( rSalColor ); aRetVal.green |= (aRetVal.green << 8); aRetVal.blue = SALCOLOR_BLUE( rSalColor ); aRetVal.blue |= (aRetVal.blue << 8); // handle transparency aRetVal.alpha = 0xFFFF; // default to opaque if( fTransparency != 0 ) { const double fAlpha = 1.0 - fTransparency; aRetVal.alpha = static_cast(fAlpha * 0xFFFF + 0.5); // xrender wants pre-multiplied colors aRetVal.red = static_cast(fAlpha * aRetVal.red + 0.5); aRetVal.green = static_cast(fAlpha * aRetVal.green + 0.5); aRetVal.blue = static_cast(fAlpha * aRetVal.blue + 0.5); } return aRetVal; } //===================================================================== #endif // _SV_XRENDER_PEER_HXX