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/* -*- 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.
*
************************************************************************/
#ifndef _SV_XRENDER_PEER_HXX
#define _SV_XRENDER_PEER_HXX
#include <tools/prex.h>
struct _XTrap; // on some older systems this is not declared within Xrender.h
#include <X11/extensions/Xrender.h>
#include <tools/postx.h>
#include <vcl/salgtype.hxx>
#include <osl/module.h>
class XRenderPeer
{
public:
static XRenderPeer& GetInstance();
private:
XRenderPeer();
void InitRenderLib();
Display* mpDisplay;
XRenderPictFormat* mpStandardFormatA8;
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;
void AddTraps( Picture aDst, int nXOfs, int nYOfs,
const _XTrap*, int nCount ) const;
};
//=====================================================================
inline XRenderPictFormat* XRenderPeer::GetStandardFormatA8() const
{
return mpStandardFormatA8;
}
inline XRenderPictFormat* XRenderPeer::FindStandardFormat(int nFormat) const
{
return XRenderFindStandardFormat(mpDisplay, nFormat);
}
inline XRenderPictFormat* XRenderPeer::FindVisualFormat( Visual* pVisual ) const
{
return XRenderFindVisualFormat ( mpDisplay, pVisual );
}
inline XRenderPictFormat* XRenderPeer::FindPictureFormat( unsigned long nFormatMask,
const XRenderPictFormat& rFormatAttr ) const
{
return XRenderFindFormat( mpDisplay, nFormatMask, &rFormatAttr, 0 );
}
inline Picture XRenderPeer::CreatePicture( Drawable aDrawable,
const XRenderPictFormat* pVisFormat, unsigned long nValueMask,
const XRenderPictureAttributes* pRenderAttr ) const
{
return XRenderCreatePicture( mpDisplay, aDrawable, pVisFormat,
nValueMask, pRenderAttr );
}
inline void XRenderPeer::ChangePicture( Picture aPicture,
unsigned long nValueMask, const XRenderPictureAttributes* pRenderAttr ) const
{
XRenderChangePicture( mpDisplay, aPicture, nValueMask, pRenderAttr );
}
inline void XRenderPeer::SetPictureClipRegion( Picture aPicture,
XLIB_Region aXlibRegion ) const
{
XRenderSetPictureClipRegion( mpDisplay, aPicture, aXlibRegion );
}
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
{
XRenderComposite( mpDisplay, nXRenderOp, aSrcPic, aMaskPic, aDstPic,
nSrcX, nSrcY, nMaskX, nMaskY, nDstX, nDstY, nWidth, nHeight );
}
inline void XRenderPeer::FreePicture( Picture aPicture ) const
{
XRenderFreePicture( mpDisplay, aPicture );
}
inline GlyphSet XRenderPeer::CreateGlyphSet() const
{
return XRenderCreateGlyphSet( mpDisplay, mpStandardFormatA8 );
}
inline void XRenderPeer::FreeGlyphSet( GlyphSet aGS ) const
{
XRenderFreeGlyphSet( mpDisplay, aGS );
}
inline void XRenderPeer::AddGlyph( GlyphSet aGS, Glyph nGlyphId,
const XGlyphInfo& rGI, const char* pBuffer, int nBufSize ) const
{
XRenderAddGlyphs( mpDisplay, aGS, &nGlyphId, &rGI, 1,
const_cast<char*>(pBuffer), nBufSize );
}
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
}
inline void XRenderPeer::CompositeString32( Picture aSrc, Picture aDst,
GlyphSet aGlyphSet, int nDstX, int nDstY,
const unsigned* pText, int nTextLen ) const
{
XRenderCompositeString32( mpDisplay, PictOpOver, aSrc, aDst, NULL,
aGlyphSet, 0, 0, nDstX, nDstY, pText, nTextLen );
}
inline void XRenderPeer::FillRectangle( int a, Picture b, const XRenderColor* c,
int d, int e, unsigned int f, unsigned int g) const
{
XRenderFillRectangle( mpDisplay, a, b, c, d, e, f, g );
}
inline void XRenderPeer::CompositeTrapezoids( int nOp,
Picture aSrc, Picture aDst, const XRenderPictFormat* pXRPF,
int nXSrc, int nYSrc, const XTrapezoid* pXT, int nCount ) const
{
XRenderCompositeTrapezoids( mpDisplay, nOp, aSrc, aDst, pXRPF,
nXSrc, nYSrc, pXT, nCount );
}
inline void XRenderPeer::AddTraps( Picture aDst, int nXOfs, int nYOfs,
const _XTrap* pTraps, int nCount ) const
{
XRenderAddTraps( mpDisplay, aDst, nXOfs, nYOfs, pTraps, nCount );
}
//=====================================================================
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<sal_uInt16>(fAlpha * 0xFFFF + 0.5);
// xrender wants pre-multiplied colors
aRetVal.red = static_cast<sal_uInt16>(fAlpha * aRetVal.red + 0.5);
aRetVal.green = static_cast<sal_uInt16>(fAlpha * aRetVal.green + 0.5);
aRetVal.blue = static_cast<sal_uInt16>(fAlpha * aRetVal.blue + 0.5);
}
return aRetVal;
}
//=====================================================================
#endif // _SV_XRENDER_PEER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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