Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 165 insertions, 0 deletions

diff --git a/vcl/inc/unx/x11/xrender_peer.hxx b/vcl/inc/unx/x11/xrender_peer.hxx
new file mode 100644
index 000000000..e1006f88e
--- /dev/null
+++ b/vcl/inc/unx/x11/xrender_peer.hxx
@@ -0,0 +1,165 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   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 .
+ */
+
+#ifndef INCLUDED_VCL_UNX_X11_XRENDER_PEER_HXX
+#define INCLUDED_VCL_UNX_X11_XRENDER_PEER_HXX
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+struct _XTrap; // on some older systems this is not declared within Xrender.h
+#include <X11/extensions/Xrender.h>
+
+#include <tools/color.hxx>
+
+
+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 * ) const;
+    Picture     CreatePicture( Drawable, const XRenderPictFormat*,
+                    unsigned long nDrawable, const XRenderPictureAttributes* ) const;
+    void        ChangePicture( Picture, unsigned long nValueMask,
+                    const XRenderPictureAttributes* ) const;
+    void        SetPictureClipRegion( Picture, Region ) const;
+    void        CompositePicture( int nOp, Picture aSrc, Picture aMask, Picture aDst,
+                    int nXSrc, int nYSrc,
+                    int nXDst, int nYDst, unsigned nWidth, unsigned nHeight ) const;
+    void        FreePicture( Picture ) 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        CompositeTriangles( int nOp, Picture aSrc, Picture aDst,
+                    const XRenderPictFormat*, int nXSrc, int nYSrc,
+                    const XTriangle*, 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 const * pVisual ) const
+{
+    return XRenderFindVisualFormat ( mpDisplay, pVisual );
+}
+
+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,
+    Region aXlibRegion ) const
+{
+    XRenderSetPictureClipRegion( mpDisplay, aPicture, aXlibRegion );
+}
+
+inline void XRenderPeer::CompositePicture( int nXRenderOp,
+    Picture aSrcPic, Picture aMaskPic, Picture aDstPic,
+    int nSrcX, int nSrcY, int nDstX, int nDstY,
+    unsigned nWidth, unsigned nHeight ) const
+{
+    XRenderComposite( mpDisplay, nXRenderOp, aSrcPic, aMaskPic, aDstPic,
+                      nSrcX, nSrcY, 0/*nMaskX*/, 0/*nMaskY*/, nDstX, nDstY, nWidth, nHeight );
+}
+
+inline void XRenderPeer::FreePicture( Picture aPicture ) const
+{
+    XRenderFreePicture( mpDisplay, aPicture );
+}
+
+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::CompositeTriangles( int nOp,
+    Picture aSrc, Picture aDst, const XRenderPictFormat* pXRPF,
+    int nXSrc, int nYSrc, const XTriangle* pXT, int nCount ) const
+{
+    XRenderCompositeTriangles( mpDisplay, nOp, aSrc, aDst, pXRPF,
+        nXSrc, nYSrc, pXT, nCount );
+}
+
+inline XRenderColor GetXRenderColor( Color rColor, double fTransparency )
+{
+    XRenderColor aRetVal;
+    // convert the Color
+    aRetVal.red   = rColor.GetRed(); aRetVal.red   |= (aRetVal.red   << 8);
+    aRetVal.green = rColor.GetGreen(); aRetVal.green |= (aRetVal.green << 8);
+    aRetVal.blue  = rColor.GetBlue(); 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 // INCLUDED_VCL_UNX_X11_XRENDER_PEER_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */