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-rw-r--r--vcl/unx/generic/gdi/gdiimpl.cxx2015
1 files changed, 2015 insertions, 0 deletions
diff --git a/vcl/unx/generic/gdi/gdiimpl.cxx b/vcl/unx/generic/gdi/gdiimpl.cxx
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--- /dev/null
+++ b/vcl/unx/generic/gdi/gdiimpl.cxx
@@ -0,0 +1,2015 @@
+/* -*- 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 .
+ */
+
+#include <memory>
+#include <numeric>
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/extensions/Xrender.h>
+#include <X11/Xproto.h>
+
+#include "gdiimpl.hxx"
+
+#include <vcl/gradient.hxx>
+#include <sal/log.hxx>
+
+#include <unx/saldisp.hxx>
+#include <unx/salbmp.h>
+#include <unx/salgdi.h>
+#include <unx/salvd.h>
+#include <unx/x11/xlimits.hxx>
+#include <salframe.hxx>
+#include <unx/x11/xrender_peer.hxx>
+
+#include <basegfx/polygon/b2dpolygon.hxx>
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+#include <basegfx/polygon/b2dpolypolygontools.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/polygon/b2dpolygonclipper.hxx>
+#include <basegfx/polygon/b2dlinegeometry.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <basegfx/polygon/b2dtrapezoid.hxx>
+#include <basegfx/utils/systemdependentdata.hxx>
+
+#undef SALGDI2_TESTTRANS
+
+#if (OSL_DEBUG_LEVEL > 1) && defined SALGDI2_TESTTRANS
+#define DBG_TESTTRANS( _def_drawable ) \
+{ \
+ XCopyArea( pXDisp, _def_drawable, aDrawable, GetCopyGC(), \
+ 0, 0, \
+ rPosAry.mnDestWidth, rPosAry.mnDestHeight, \
+ 0, 0 ); \
+}
+#else // (OSL_DEBUG_LEVEL > 1) && defined SALGDI2_TESTTRANS
+#define DBG_TESTTRANS( _def_drawable )
+#endif // (OSL_DEBUG_LEVEL > 1) && defined SALGDI2_TESTTRANS
+
+/* From <X11/Intrinsic.h> */
+typedef unsigned long Pixel;
+
+class SalPolyLine
+{
+ std::vector<XPoint> Points_;
+public:
+ SalPolyLine(sal_uLong nPoints, const Point *p)
+ : Points_(nPoints+1)
+ {
+ for (sal_uLong i = 0; i < nPoints; ++i)
+ {
+ Points_[i].x = static_cast<short>(p[i].getX());
+ Points_[i].y = static_cast<short>(p[i].getY());
+ }
+ Points_[nPoints] = Points_[0]; // close polyline
+ }
+
+ const XPoint &operator[](sal_uLong n) const
+ {
+ return Points_[n];
+ }
+
+ XPoint &operator[](sal_uLong n)
+ {
+ return Points_[n];
+ }
+};
+
+namespace
+{
+ void setForeBack(XGCValues& rValues, const SalColormap& rColMap, const SalBitmap& rSalBitmap)
+ {
+ rValues.foreground = rColMap.GetWhitePixel();
+ rValues.background = rColMap.GetBlackPixel();
+
+ //fdo#33455 and fdo#80160 handle 1 bit depth pngs with palette entries
+ //to set fore/back colors
+ SalBitmap& rBitmap = const_cast<SalBitmap&>(rSalBitmap);
+ BitmapBuffer* pBitmapBuffer = rBitmap.AcquireBuffer(BitmapAccessMode::Read);
+ if (!pBitmapBuffer)
+ return;
+
+ const BitmapPalette& rPalette = pBitmapBuffer->maPalette;
+ if (rPalette.GetEntryCount() == 2)
+ {
+ const BitmapColor aWhite(rPalette[rPalette.GetBestIndex(COL_WHITE)]);
+ rValues.foreground = rColMap.GetPixel(aWhite);
+
+ const BitmapColor aBlack(rPalette[rPalette.GetBestIndex(COL_BLACK)]);
+ rValues.background = rColMap.GetPixel(aBlack);
+ }
+ rBitmap.ReleaseBuffer(pBitmapBuffer, BitmapAccessMode::Read);
+ }
+}
+
+X11SalGraphicsImpl::X11SalGraphicsImpl(X11SalGraphics& rParent):
+ mrParent(rParent),
+ mnBrushColor( 0xFF, 0xFF, 0XFF ),
+ mpBrushGC(nullptr),
+ mnBrushPixel(0),
+ mbPenGC(false),
+ mbBrushGC(false),
+ mbCopyGC(false),
+ mbInvertGC(false),
+ mbInvert50GC(false),
+ mbStippleGC(false),
+ mbTrackingGC(false),
+ mbDitherBrush(false),
+ mbXORMode(false),
+ mpPenGC(nullptr),
+ mnPenColor( 0x00, 0x00, 0x00 ),
+ mnPenPixel(0),
+ mpMonoGC(nullptr),
+ mpCopyGC(nullptr),
+ mpMaskGC(nullptr),
+ mpInvertGC(nullptr),
+ mpInvert50GC(nullptr),
+ mpStippleGC(nullptr),
+ mpTrackingGC(nullptr)
+{
+}
+
+X11SalGraphicsImpl::~X11SalGraphicsImpl()
+{
+}
+
+void X11SalGraphicsImpl::Init()
+{
+ mnPenPixel = mrParent.GetPixel( mnPenColor );
+ mnBrushPixel = mrParent.GetPixel( mnBrushColor );
+}
+
+XID X11SalGraphicsImpl::GetXRenderPicture()
+{
+ XRenderPeer& rRenderPeer = XRenderPeer::GetInstance();
+
+ if( !mrParent.m_aXRenderPicture )
+ {
+ // check xrender support for matching visual
+ XRenderPictFormat* pXRenderFormat = mrParent.GetXRenderFormat();
+ if( !pXRenderFormat )
+ return 0;
+ // get the matching xrender target for drawable
+ mrParent.m_aXRenderPicture = rRenderPeer.CreatePicture( mrParent.GetDrawable(), pXRenderFormat, 0, nullptr );
+ }
+
+ {
+ // reset clip region
+ // TODO: avoid clip reset if already done
+ XRenderPictureAttributes aAttr;
+ aAttr.clip_mask = None;
+ rRenderPeer.ChangePicture( mrParent.m_aXRenderPicture, CPClipMask, &aAttr );
+ }
+
+ return mrParent.m_aXRenderPicture;
+}
+
+static void freeGC(Display *pDisplay, GC& rGC)
+{
+ if( rGC )
+ {
+ XFreeGC( pDisplay, rGC );
+ rGC = None;
+ }
+}
+
+void X11SalGraphicsImpl::freeResources()
+{
+ Display *pDisplay = mrParent.GetXDisplay();
+
+ freeGC( pDisplay, mpPenGC );
+ freeGC( pDisplay, mpBrushGC );
+ freeGC( pDisplay, mpMonoGC );
+ freeGC( pDisplay, mpTrackingGC );
+ freeGC( pDisplay, mpCopyGC );
+ freeGC( pDisplay, mpMaskGC );
+ freeGC( pDisplay, mpInvertGC );
+ freeGC( pDisplay, mpInvert50GC );
+ freeGC( pDisplay, mpStippleGC );
+ mbTrackingGC = mbPenGC = mbBrushGC = mbCopyGC = mbInvertGC = mbInvert50GC = mbStippleGC = false;
+}
+
+GC X11SalGraphicsImpl::CreateGC( Drawable hDrawable, unsigned long nMask )
+{
+ XGCValues values;
+
+ values.graphics_exposures = False;
+ values.foreground = mrParent.GetColormap().GetBlackPixel()
+ ^ mrParent.GetColormap().GetWhitePixel();
+ values.function = GXxor;
+ values.line_width = 1;
+ values.fill_style = FillStippled;
+ values.stipple = mrParent.GetDisplay()->GetInvert50( mrParent.m_nXScreen );
+ values.subwindow_mode = ClipByChildren;
+
+ return XCreateGC( mrParent.GetXDisplay(), hDrawable, nMask | GCSubwindowMode, &values );
+}
+
+inline GC X11SalGraphicsImpl::GetCopyGC()
+{
+ if( mbXORMode ) return GetInvertGC();
+
+ if( !mpCopyGC )
+ mpCopyGC = CreateGC( mrParent.GetDrawable() );
+
+ if( !mbCopyGC )
+ {
+ mrParent.SetClipRegion( mpCopyGC );
+ mbCopyGC = true;
+ }
+ return mpCopyGC;
+}
+
+GC X11SalGraphicsImpl::GetTrackingGC()
+{
+ if( !mpTrackingGC )
+ {
+ XGCValues values;
+
+ values.graphics_exposures = False;
+ values.foreground = mrParent.GetColormap().GetBlackPixel()
+ ^ mrParent.GetColormap().GetWhitePixel();
+ values.function = GXxor;
+ values.line_width = 1;
+ values.line_style = LineOnOffDash;
+
+ mpTrackingGC = XCreateGC( mrParent.GetXDisplay(), mrParent.GetDrawable(),
+ GCGraphicsExposures | GCForeground | GCFunction
+ | GCLineWidth | GCLineStyle,
+ &values );
+ const char dash_list[2] = {2, 2};
+ XSetDashes( mrParent.GetXDisplay(), mpTrackingGC, 0, dash_list, 2 );
+ }
+
+ if( !mbTrackingGC )
+ {
+ mrParent.SetClipRegion( mpTrackingGC );
+ mbTrackingGC = true;
+ }
+
+ return mpTrackingGC;
+}
+
+GC X11SalGraphicsImpl::GetInvertGC()
+{
+ if( !mpInvertGC )
+ mpInvertGC = CreateGC( mrParent.GetDrawable(),
+ GCGraphicsExposures
+ | GCForeground
+ | GCFunction
+ | GCLineWidth );
+
+ if( !mbInvertGC )
+ {
+ mrParent.SetClipRegion( mpInvertGC );
+ mbInvertGC = true;
+ }
+ return mpInvertGC;
+}
+
+GC X11SalGraphicsImpl::GetInvert50GC()
+{
+ if( !mpInvert50GC )
+ {
+ XGCValues values;
+
+ values.graphics_exposures = False;
+ values.foreground = mrParent.GetColormap().GetWhitePixel();
+ values.background = mrParent.GetColormap().GetBlackPixel();
+ values.function = GXinvert;
+ values.line_width = 1;
+ values.line_style = LineSolid;
+ unsigned long const nValueMask =
+ GCGraphicsExposures
+ | GCForeground
+ | GCBackground
+ | GCFunction
+ | GCLineWidth
+ | GCLineStyle
+ | GCFillStyle
+ | GCStipple;
+
+ values.fill_style = FillStippled;
+ values.stipple = mrParent.GetDisplay()->GetInvert50( mrParent.m_nXScreen );
+
+ mpInvert50GC = XCreateGC( mrParent.GetXDisplay(), mrParent.GetDrawable(),
+ nValueMask,
+ &values );
+ }
+
+ if( !mbInvert50GC )
+ {
+ mrParent.SetClipRegion( mpInvert50GC );
+ mbInvert50GC = true;
+ }
+ return mpInvert50GC;
+}
+
+inline GC X11SalGraphicsImpl::GetStippleGC()
+{
+ if( !mpStippleGC )
+ mpStippleGC = CreateGC( mrParent.GetDrawable(),
+ GCGraphicsExposures
+ | GCFillStyle
+ | GCLineWidth );
+
+ if( !mbStippleGC )
+ {
+ XSetFunction( mrParent.GetXDisplay(), mpStippleGC, mbXORMode ? GXxor : GXcopy );
+ mrParent.SetClipRegion( mpStippleGC );
+ mbStippleGC = true;
+ }
+
+ return mpStippleGC;
+}
+
+GC X11SalGraphicsImpl::SelectBrush()
+{
+ Display *pDisplay = mrParent.GetXDisplay();
+
+ SAL_WARN_IF( mnBrushColor == SALCOLOR_NONE, "vcl", "Brush Transparent" );
+
+ if( !mpBrushGC )
+ {
+ XGCValues values;
+ values.subwindow_mode = ClipByChildren;
+ values.fill_rule = EvenOddRule; // Pict import/ Gradient
+ values.graphics_exposures = False;
+
+ mpBrushGC = XCreateGC( pDisplay, mrParent.GetDrawable(),
+ GCSubwindowMode | GCFillRule | GCGraphicsExposures,
+ &values );
+ }
+
+ if( !mbBrushGC )
+ {
+ if( !mbDitherBrush )
+ {
+ XSetFillStyle ( pDisplay, mpBrushGC, FillSolid );
+ XSetForeground( pDisplay, mpBrushGC, mnBrushPixel );
+ }
+ else
+ {
+ XSetFillStyle ( pDisplay, mpBrushGC, FillTiled );
+ XSetTile ( pDisplay, mpBrushGC, mrParent.hBrush_ );
+ }
+ XSetFunction ( pDisplay, mpBrushGC, mbXORMode ? GXxor : GXcopy );
+ mrParent.SetClipRegion( mpBrushGC );
+
+ mbBrushGC = true;
+ }
+
+ return mpBrushGC;
+}
+
+GC X11SalGraphicsImpl::SelectPen()
+{
+ Display *pDisplay = mrParent.GetXDisplay();
+
+ if( !mpPenGC )
+ {
+ XGCValues values;
+ values.subwindow_mode = ClipByChildren;
+ values.fill_rule = EvenOddRule; // Pict import/ Gradient
+ values.graphics_exposures = False;
+
+ mpPenGC = XCreateGC( pDisplay, mrParent.GetDrawable(),
+ GCSubwindowMode | GCFillRule | GCGraphicsExposures,
+ &values );
+ }
+
+ if( !mbPenGC )
+ {
+ if( mnPenColor != SALCOLOR_NONE )
+ XSetForeground( pDisplay, mpPenGC, mnPenPixel );
+ XSetFunction ( pDisplay, mpPenGC, mbXORMode ? GXxor : GXcopy );
+ mrParent.SetClipRegion( mpPenGC );
+ mbPenGC = true;
+ }
+
+ return mpPenGC;
+}
+
+void X11SalGraphicsImpl::DrawLines(sal_uInt32 nPoints,
+ const SalPolyLine &rPoints,
+ GC pGC,
+ bool bClose)
+{
+ // calculate how many lines XWindow can draw in one go
+ sal_uLong nMaxLines = (mrParent.GetDisplay()->GetMaxRequestSize() - sizeof(xPolyPointReq))
+ / sizeof(xPoint);
+ if( nMaxLines > nPoints ) nMaxLines = nPoints;
+
+ // print all lines that XWindows can draw
+ sal_uLong n;
+ for( n = 0; nPoints - n > nMaxLines; n += nMaxLines - 1 )
+ XDrawLines( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ pGC,
+ const_cast<XPoint*>(&rPoints[n]),
+ nMaxLines,
+ CoordModeOrigin );
+
+ if( n < nPoints )
+ XDrawLines( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ pGC,
+ const_cast<XPoint*>(&rPoints[n]),
+ nPoints - n,
+ CoordModeOrigin );
+ if( bClose )
+ {
+ if( rPoints[nPoints-1].x != rPoints[0].x || rPoints[nPoints-1].y != rPoints[0].y )
+ drawLine( rPoints[nPoints-1].x, rPoints[nPoints-1].y, rPoints[0].x, rPoints[0].y );
+ }
+}
+
+void X11SalGraphicsImpl::copyBits( const SalTwoRect& rPosAry,
+ SalGraphics *pSSrcGraphics )
+{
+ X11SalGraphics* pSrcGraphics = pSSrcGraphics
+ ? static_cast<X11SalGraphics*>(pSSrcGraphics)
+ : &mrParent;
+
+ if( rPosAry.mnSrcWidth <= 0
+ || rPosAry.mnSrcHeight <= 0
+ || rPosAry.mnDestWidth <= 0
+ || rPosAry.mnDestHeight <= 0 )
+ {
+ return;
+ }
+
+ int n;
+ if( pSrcGraphics == &mrParent )
+ {
+ n = 2;
+ }
+ else if( pSrcGraphics->bWindow_ )
+ {
+ // window or compatible virtual device
+ if( pSrcGraphics->GetDisplay() == mrParent.GetDisplay() &&
+ pSrcGraphics->m_nXScreen == mrParent.m_nXScreen &&
+ pSrcGraphics->GetVisual().GetDepth() == mrParent.GetVisual().GetDepth()
+ )
+ n = 2; // same Display
+ else
+ n = 1; // printer or other display
+ }
+ else if( pSrcGraphics->bVirDev_ )
+ {
+ n = 1; // window or compatible virtual device
+ }
+ else
+ n = 0;
+
+ if( n == 2
+ && rPosAry.mnSrcWidth == rPosAry.mnDestWidth
+ && rPosAry.mnSrcHeight == rPosAry.mnDestHeight
+ )
+ {
+ // #i60699# Need to generate graphics exposures (to repaint
+ // obscured areas beneath overlapping windows), src and dest
+ // are the same window.
+ const bool bNeedGraphicsExposures( pSrcGraphics == &mrParent &&
+ !mrParent.bVirDev_ &&
+ pSrcGraphics->bWindow_ );
+
+ GC pCopyGC = GetCopyGC();
+
+ if( bNeedGraphicsExposures )
+ XSetGraphicsExposures( mrParent.GetXDisplay(),
+ pCopyGC,
+ True );
+
+ XCopyArea( mrParent.GetXDisplay(),
+ pSrcGraphics->GetDrawable(), // source
+ mrParent.GetDrawable(), // destination
+ pCopyGC, // destination clipping
+ rPosAry.mnSrcX, rPosAry.mnSrcY,
+ rPosAry.mnSrcWidth, rPosAry.mnSrcHeight,
+ rPosAry.mnDestX, rPosAry.mnDestY );
+
+ if( bNeedGraphicsExposures )
+ {
+ mrParent.YieldGraphicsExpose();
+
+ if( pCopyGC )
+ XSetGraphicsExposures( mrParent.GetXDisplay(),
+ pCopyGC,
+ False );
+ }
+ }
+ else if( n )
+ {
+ // #i60699# No chance to handle graphics exposures - we copy
+ // to a temp bitmap first, into which no repaints are
+ // technically possible.
+ std::shared_ptr<SalBitmap> xDDB(pSrcGraphics->getBitmap( rPosAry.mnSrcX,
+ rPosAry.mnSrcY,
+ rPosAry.mnSrcWidth,
+ rPosAry.mnSrcHeight ));
+
+ if( !xDDB )
+ {
+ SAL_WARN( "vcl", "SalGraphics::CopyBits !pSrcGraphics->GetBitmap()" );
+ return;
+ }
+
+ SalTwoRect aPosAry( rPosAry );
+
+ aPosAry.mnSrcX = 0;
+ aPosAry.mnSrcY = 0;
+ drawBitmap( aPosAry, *xDDB );
+ }
+ else {
+ SAL_WARN( "vcl", "X11SalGraphicsImpl::CopyBits from Printer not yet implemented" );
+ }
+}
+
+void X11SalGraphicsImpl::copyArea ( tools::Long nDestX, tools::Long nDestY,
+ tools::Long nSrcX, tools::Long nSrcY,
+ tools::Long nSrcWidth, tools::Long nSrcHeight,
+ bool /*bWindowInvalidate*/)
+{
+ SalTwoRect aPosAry(nSrcX, nSrcY, nSrcWidth, nSrcHeight, nDestX, nDestY, nSrcWidth, nSrcHeight);
+ copyBits(aPosAry, nullptr);
+}
+
+void X11SalGraphicsImpl::drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap )
+{
+ const SalDisplay* pSalDisp = mrParent.GetDisplay();
+ Display* pXDisp = pSalDisp->GetDisplay();
+ const Drawable aDrawable( mrParent.GetDrawable() );
+ const SalColormap& rColMap = pSalDisp->GetColormap( mrParent.m_nXScreen );
+ const tools::Long nDepth = mrParent.GetDisplay()->GetVisual( mrParent.m_nXScreen ).GetDepth();
+ GC aGC( GetCopyGC() );
+ XGCValues aOldVal, aNewVal;
+ int nValues = GCForeground | GCBackground;
+
+ if( rSalBitmap.GetBitCount() == 1 )
+ {
+ // set foreground/background values for 1Bit bitmaps
+ XGetGCValues( pXDisp, aGC, nValues, &aOldVal );
+ setForeBack(aNewVal, rColMap, rSalBitmap);
+ XChangeGC( pXDisp, aGC, nValues, &aNewVal );
+ }
+
+ static_cast<const X11SalBitmap&>(rSalBitmap).ImplDraw( aDrawable, mrParent.m_nXScreen, nDepth, rPosAry, aGC );
+
+ if( rSalBitmap.GetBitCount() == 1 )
+ XChangeGC( pXDisp, aGC, nValues, &aOldVal );
+ XFlush( pXDisp );
+}
+
+void X11SalGraphicsImpl::drawBitmap( const SalTwoRect& rPosAry,
+ const SalBitmap& rSrcBitmap,
+ const SalBitmap& rMaskBitmap )
+{
+ // decide if alpha masking or transparency masking is needed
+ BitmapBuffer* pAlphaBuffer = const_cast<SalBitmap&>(rMaskBitmap).AcquireBuffer( BitmapAccessMode::Read );
+ if( pAlphaBuffer != nullptr )
+ {
+ ScanlineFormat nMaskFormat = pAlphaBuffer->mnFormat;
+ const_cast<SalBitmap&>(rMaskBitmap).ReleaseBuffer( pAlphaBuffer, BitmapAccessMode::Read );
+ if( nMaskFormat == ScanlineFormat::N8BitPal )
+ drawAlphaBitmap( rPosAry, rSrcBitmap, rMaskBitmap );
+ }
+
+ drawMaskedBitmap( rPosAry, rSrcBitmap, rMaskBitmap );
+}
+
+void X11SalGraphicsImpl::drawMaskedBitmap( const SalTwoRect& rPosAry,
+ const SalBitmap& rSalBitmap,
+ const SalBitmap& rTransBitmap )
+{
+ const SalDisplay* pSalDisp = mrParent.GetDisplay();
+ Display* pXDisp = pSalDisp->GetDisplay();
+ Drawable aDrawable( mrParent.GetDrawable() );
+
+ // figure work mode depth. If this is a VDev Drawable, use its
+ // bitdepth to create pixmaps for, otherwise, XCopyArea will
+ // refuse to work.
+ const sal_uInt16 nDepth( mrParent.m_pVDev ?
+ static_cast< X11SalVirtualDevice* >(mrParent.m_pVDev)->GetDepth() :
+ pSalDisp->GetVisual( mrParent.m_nXScreen ).GetDepth() );
+ Pixmap aFG( limitXCreatePixmap( pXDisp, aDrawable, rPosAry.mnDestWidth,
+ rPosAry.mnDestHeight, nDepth ) );
+ Pixmap aBG( limitXCreatePixmap( pXDisp, aDrawable, rPosAry.mnDestWidth,
+ rPosAry.mnDestHeight, nDepth ) );
+
+ if( aFG && aBG )
+ {
+ GC aTmpGC;
+ XGCValues aValues;
+ setForeBack(aValues, pSalDisp->GetColormap(mrParent.m_nXScreen), rSalBitmap);
+ const int nValues = GCFunction | GCForeground | GCBackground;
+ SalTwoRect aTmpRect( rPosAry ); aTmpRect.mnDestX = aTmpRect.mnDestY = 0;
+
+ // draw paint bitmap in pixmap #1
+ aValues.function = GXcopy;
+ aTmpGC = XCreateGC( pXDisp, aFG, nValues, &aValues );
+ static_cast<const X11SalBitmap&>(rSalBitmap).ImplDraw( aFG, mrParent.m_nXScreen, nDepth, aTmpRect, aTmpGC );
+ DBG_TESTTRANS( aFG );
+
+ // draw background in pixmap #2
+ XCopyArea( pXDisp, aDrawable, aBG, aTmpGC,
+ rPosAry.mnDestX, rPosAry.mnDestY,
+ rPosAry.mnDestWidth, rPosAry.mnDestHeight,
+ 0, 0 );
+
+ DBG_TESTTRANS( aBG );
+
+ // mask out paint bitmap in pixmap #1 (transparent areas 0)
+ aValues.function = GXand;
+ aValues.foreground = 0x00000000;
+ aValues.background = 0xffffffff;
+ XChangeGC( pXDisp, aTmpGC, nValues, &aValues );
+ static_cast<const X11SalBitmap&>(rTransBitmap).ImplDraw( aFG, mrParent.m_nXScreen, 1, aTmpRect, aTmpGC );
+
+ DBG_TESTTRANS( aFG );
+
+ // #105055# For XOR mode, keep background behind bitmap intact
+ if( !mbXORMode )
+ {
+ // mask out background in pixmap #2 (nontransparent areas 0)
+ aValues.function = GXand;
+ aValues.foreground = 0xffffffff;
+ aValues.background = 0x00000000;
+ XChangeGC( pXDisp, aTmpGC, nValues, &aValues );
+ static_cast<const X11SalBitmap&>(rTransBitmap).ImplDraw( aBG, mrParent.m_nXScreen, 1, aTmpRect, aTmpGC );
+
+ DBG_TESTTRANS( aBG );
+ }
+
+ // merge pixmap #1 and pixmap #2 in pixmap #2
+ aValues.function = GXxor;
+ aValues.foreground = 0xffffffff;
+ aValues.background = 0x00000000;
+ XChangeGC( pXDisp, aTmpGC, nValues, &aValues );
+ XCopyArea( pXDisp, aFG, aBG, aTmpGC,
+ 0, 0,
+ rPosAry.mnDestWidth, rPosAry.mnDestHeight,
+ 0, 0 );
+ DBG_TESTTRANS( aBG );
+
+ // #105055# Disable XOR temporarily
+ bool bOldXORMode( mbXORMode );
+ mbXORMode = false;
+
+ // copy pixmap #2 (result) to background
+ XCopyArea( pXDisp, aBG, aDrawable, GetCopyGC(),
+ 0, 0,
+ rPosAry.mnDestWidth, rPosAry.mnDestHeight,
+ rPosAry.mnDestX, rPosAry.mnDestY );
+
+ DBG_TESTTRANS( aBG );
+
+ mbXORMode = bOldXORMode;
+
+ XFreeGC( pXDisp, aTmpGC );
+ XFlush( pXDisp );
+ }
+ else
+ drawBitmap( rPosAry, rSalBitmap );
+
+ if( aFG )
+ XFreePixmap( pXDisp, aFG );
+
+ if( aBG )
+ XFreePixmap( pXDisp, aBG );
+}
+
+bool X11SalGraphicsImpl::blendBitmap( const SalTwoRect&,
+ const SalBitmap& )
+{
+ return false;
+}
+
+bool X11SalGraphicsImpl::blendAlphaBitmap( const SalTwoRect&,
+ const SalBitmap&, const SalBitmap&, const SalBitmap& )
+{
+ return false;
+}
+
+bool X11SalGraphicsImpl::drawAlphaBitmap( const SalTwoRect& rTR,
+ const SalBitmap& rSrcBitmap, const SalBitmap& rAlphaBmp )
+{
+ // non 8-bit alpha not implemented yet
+ if( rAlphaBmp.GetBitCount() != 8 )
+ return false;
+ // #i75531# the workaround below can go when
+ // X11SalGraphics::drawAlphaBitmap()'s render acceleration
+ // can handle the bitmap depth mismatch directly
+ if( rSrcBitmap.GetBitCount() < rAlphaBmp.GetBitCount() )
+ return false;
+
+ // horizontal mirroring not implemented yet
+ if( rTR.mnDestWidth < 0 )
+ return false;
+
+ // stretched conversion is not implemented yet
+ if( rTR.mnDestWidth != rTR.mnSrcWidth )
+ return false;
+ if( rTR.mnDestHeight!= rTR.mnSrcHeight )
+ return false;
+
+ // create destination picture
+ Picture aDstPic = GetXRenderPicture();
+ if( !aDstPic )
+ return false;
+
+ const SalDisplay* pSalDisp = mrParent.GetDisplay();
+ const SalVisual& rSalVis = pSalDisp->GetVisual( mrParent.m_nXScreen );
+ Display* pXDisplay = pSalDisp->GetDisplay();
+
+ // create source Picture
+ int nDepth = mrParent.m_pVDev ? static_cast< X11SalVirtualDevice* >(mrParent.m_pVDev)->GetDepth() : rSalVis.GetDepth();
+ const X11SalBitmap& rSrcX11Bmp = static_cast<const X11SalBitmap&>( rSrcBitmap );
+ ImplSalDDB* pSrcDDB = rSrcX11Bmp.ImplGetDDB( mrParent.GetDrawable(), mrParent.m_nXScreen, nDepth, rTR );
+ if( !pSrcDDB )
+ return false;
+
+ //#i75249# workaround for ImplGetDDB() giving us back a different depth than
+ // we requested. E.g. mask pixmaps are always compatible with the drawable
+ // TODO: find an appropriate picture format for these cases
+ // then remove the workaround below and the one for #i75531#
+ if( nDepth != pSrcDDB->ImplGetDepth() )
+ return false;
+
+ Pixmap aSrcPM = pSrcDDB->ImplGetPixmap();
+ if( !aSrcPM )
+ return false;
+
+ // create source picture
+ // TODO: use scoped picture
+ Visual* pSrcXVisual = rSalVis.GetVisual();
+ XRenderPeer& rPeer = XRenderPeer::GetInstance();
+ XRenderPictFormat* pSrcVisFmt = rPeer.FindVisualFormat( pSrcXVisual );
+ if( !pSrcVisFmt )
+ return false;
+ Picture aSrcPic = rPeer.CreatePicture( aSrcPM, pSrcVisFmt, 0, nullptr );
+ if( !aSrcPic )
+ return false;
+
+ // create alpha Picture
+
+ // TODO: use SalX11Bitmap functionality and caching for the Alpha Pixmap
+ // problem is that they don't provide an 8bit Pixmap on a non-8bit display
+ BitmapBuffer* pAlphaBuffer = const_cast<SalBitmap&>(rAlphaBmp).AcquireBuffer( BitmapAccessMode::Read );
+
+ // an XImage needs its data top_down
+ // TODO: avoid wrongly oriented images in upper layers!
+ const int nImageSize = pAlphaBuffer->mnHeight * pAlphaBuffer->mnScanlineSize;
+ const char* pSrcBits = reinterpret_cast<char*>(pAlphaBuffer->mpBits);
+ char* pAlphaBits = new char[ nImageSize ];
+ if( pAlphaBuffer->mnFormat & ScanlineFormat::TopDown )
+ memcpy( pAlphaBits, pSrcBits, nImageSize );
+ else
+ {
+ char* pDstBits = pAlphaBits + nImageSize;
+ const int nLineSize = pAlphaBuffer->mnScanlineSize;
+ for(; (pDstBits -= nLineSize) >= pAlphaBits; pSrcBits += nLineSize )
+ memcpy( pDstBits, pSrcBits, nLineSize );
+ }
+
+ // the alpha values need to be inverted for XRender
+ // TODO: make upper layers use standard alpha
+ tools::Long* pLDst = reinterpret_cast<long*>(pAlphaBits);
+ for( int i = nImageSize/sizeof(long); --i >= 0; ++pLDst )
+ *pLDst = ~*pLDst;
+
+ char* pCDst = reinterpret_cast<char*>(pLDst);
+ for( int i = nImageSize & (sizeof(long)-1); --i >= 0; ++pCDst )
+ *pCDst = ~*pCDst;
+
+ const XRenderPictFormat* pAlphaFormat = rPeer.GetStandardFormatA8();
+ XImage* pAlphaImg = XCreateImage( pXDisplay, pSrcXVisual, 8, ZPixmap, 0,
+ pAlphaBits, pAlphaBuffer->mnWidth, pAlphaBuffer->mnHeight,
+ pAlphaFormat->depth, pAlphaBuffer->mnScanlineSize );
+
+ Pixmap aAlphaPM = limitXCreatePixmap( pXDisplay, mrParent.GetDrawable(),
+ rTR.mnDestWidth, rTR.mnDestHeight, 8 );
+
+ XGCValues aAlphaGCV;
+ aAlphaGCV.function = GXcopy;
+ GC aAlphaGC = XCreateGC( pXDisplay, aAlphaPM, GCFunction, &aAlphaGCV );
+ XPutImage( pXDisplay, aAlphaPM, aAlphaGC, pAlphaImg,
+ rTR.mnSrcX, rTR.mnSrcY, 0, 0, rTR.mnDestWidth, rTR.mnDestHeight );
+ XFreeGC( pXDisplay, aAlphaGC );
+ XFree( pAlphaImg );
+ if( pAlphaBits != reinterpret_cast<char*>(pAlphaBuffer->mpBits) )
+ delete[] pAlphaBits;
+
+ const_cast<SalBitmap&>(rAlphaBmp).ReleaseBuffer( pAlphaBuffer, BitmapAccessMode::Read );
+
+ XRenderPictureAttributes aAttr;
+ aAttr.repeat = int(true);
+ Picture aAlphaPic = rPeer.CreatePicture( aAlphaPM, pAlphaFormat, CPRepeat, &aAttr );
+ if( !aAlphaPic )
+ return false;
+
+ // set clipping
+ if( mrParent.mpClipRegion && !XEmptyRegion( mrParent.mpClipRegion ) )
+ rPeer.SetPictureClipRegion( aDstPic, mrParent.mpClipRegion );
+
+ // paint source * mask over destination picture
+ rPeer.CompositePicture( PictOpOver, aSrcPic, aAlphaPic, aDstPic,
+ rTR.mnSrcX, rTR.mnSrcY,
+ rTR.mnDestX, rTR.mnDestY, rTR.mnDestWidth, rTR.mnDestHeight );
+
+ rPeer.FreePicture( aAlphaPic );
+ XFreePixmap(pXDisplay, aAlphaPM);
+ rPeer.FreePicture( aSrcPic );
+ return true;
+}
+
+bool X11SalGraphicsImpl::drawTransformedBitmap(
+ const basegfx::B2DPoint&,
+ const basegfx::B2DPoint&,
+ const basegfx::B2DPoint&,
+ const SalBitmap&,
+ const SalBitmap*,
+ double)
+{
+ // here direct support for transformed bitmaps can be implemented
+ return false;
+}
+
+bool X11SalGraphicsImpl::hasFastDrawTransformedBitmap() const
+{
+ return false;
+}
+
+bool X11SalGraphicsImpl::drawAlphaRect( tools::Long nX, tools::Long nY, tools::Long nWidth,
+ tools::Long nHeight, sal_uInt8 nTransparency )
+{
+ if( ! mrParent.m_pFrame && ! mrParent.m_pVDev )
+ return false;
+
+ if( mbPenGC || !mbBrushGC || mbXORMode )
+ return false; // can only perform solid fills without XOR.
+
+ if( mrParent.m_pVDev && static_cast< X11SalVirtualDevice* >(mrParent.m_pVDev)->GetDepth() < 8 )
+ return false;
+
+ Picture aDstPic = GetXRenderPicture();
+ if( !aDstPic )
+ return false;
+
+ const double fTransparency = (100 - nTransparency) * (1.0/100);
+ const XRenderColor aRenderColor = GetXRenderColor( mnBrushColor , fTransparency);
+
+ XRenderPeer& rPeer = XRenderPeer::GetInstance();
+ rPeer.FillRectangle( PictOpOver,
+ aDstPic,
+ &aRenderColor,
+ nX, nY,
+ nWidth, nHeight );
+
+ return true;
+}
+
+void X11SalGraphicsImpl::drawMask( const SalTwoRect& rPosAry,
+ const SalBitmap &rSalBitmap,
+ Color nMaskColor )
+{
+ const SalDisplay* pSalDisp = mrParent.GetDisplay();
+ Display* pXDisp = pSalDisp->GetDisplay();
+ Drawable aDrawable( mrParent.GetDrawable() );
+ Pixmap aStipple( limitXCreatePixmap( pXDisp, aDrawable,
+ rPosAry.mnDestWidth,
+ rPosAry.mnDestHeight, 1 ) );
+
+ if( aStipple )
+ {
+ SalTwoRect aTwoRect( rPosAry ); aTwoRect.mnDestX = aTwoRect.mnDestY = 0;
+ GC aTmpGC;
+ XGCValues aValues;
+
+ // create a stipple bitmap first (set bits are changed to unset bits and vice versa)
+ aValues.function = GXcopyInverted;
+ aValues.foreground = 1;
+ aValues.background = 0;
+ aTmpGC = XCreateGC( pXDisp, aStipple, GCFunction | GCForeground | GCBackground, &aValues );
+ static_cast<const X11SalBitmap&>(rSalBitmap).ImplDraw( aStipple, mrParent.m_nXScreen, 1, aTwoRect, aTmpGC );
+
+ XFreeGC( pXDisp, aTmpGC );
+
+ // Set stipple and draw rectangle
+ GC aStippleGC( GetStippleGC() );
+ int nX = rPosAry.mnDestX, nY = rPosAry.mnDestY;
+
+ XSetStipple( pXDisp, aStippleGC, aStipple );
+ XSetTSOrigin( pXDisp, aStippleGC, nX, nY );
+ XSetForeground( pXDisp, aStippleGC, mrParent.GetPixel( nMaskColor ) );
+ XFillRectangle( pXDisp, aDrawable, aStippleGC,
+ nX, nY,
+ rPosAry.mnDestWidth, rPosAry.mnDestHeight );
+ XFreePixmap( pXDisp, aStipple );
+ XFlush( pXDisp );
+ }
+ else
+ drawBitmap( rPosAry, rSalBitmap );
+}
+
+void X11SalGraphicsImpl::ResetClipRegion()
+{
+ if( !mrParent.mpClipRegion )
+ return;
+
+ mbPenGC = false;
+ mbBrushGC = false;
+ mbCopyGC = false;
+ mbInvertGC = false;
+ mbInvert50GC = false;
+ mbStippleGC = false;
+ mbTrackingGC = false;
+
+ XDestroyRegion( mrParent.mpClipRegion );
+ mrParent.mpClipRegion = nullptr;
+}
+
+bool X11SalGraphicsImpl::setClipRegion( const vcl::Region& i_rClip )
+{
+ if( mrParent.mpClipRegion )
+ XDestroyRegion( mrParent.mpClipRegion );
+ mrParent.mpClipRegion = XCreateRegion();
+
+ RectangleVector aRectangles;
+ i_rClip.GetRegionRectangles(aRectangles);
+
+ for (auto const& rectangle : aRectangles)
+ {
+ const tools::Long nW(rectangle.GetWidth());
+
+ if(nW)
+ {
+ const tools::Long nH(rectangle.GetHeight());
+
+ if(nH)
+ {
+ XRectangle aRect;
+
+ aRect.x = static_cast<short>(rectangle.Left());
+ aRect.y = static_cast<short>(rectangle.Top());
+ aRect.width = static_cast<unsigned short>(nW);
+ aRect.height = static_cast<unsigned short>(nH);
+ XUnionRectWithRegion(&aRect, mrParent.mpClipRegion, mrParent.mpClipRegion);
+ }
+ }
+ }
+
+ //ImplRegionInfo aInfo;
+ //long nX, nY, nW, nH;
+ //bool bRegionRect = i_rClip.ImplGetFirstRect(aInfo, nX, nY, nW, nH );
+ //while( bRegionRect )
+ //{
+ // if ( nW && nH )
+ // {
+ // XRectangle aRect;
+ // aRect.x = (short)nX;
+ // aRect.y = (short)nY;
+ // aRect.width = (unsigned short)nW;
+ // aRect.height = (unsigned short)nH;
+
+ // XUnionRectWithRegion( &aRect, mrParent.mpClipRegion, mrParent.mpClipRegion );
+ // }
+ // bRegionRect = i_rClip.ImplGetNextRect( aInfo, nX, nY, nW, nH );
+ //}
+
+ // done, invalidate GCs
+ mbPenGC = false;
+ mbBrushGC = false;
+ mbCopyGC = false;
+ mbInvertGC = false;
+ mbInvert50GC = false;
+ mbStippleGC = false;
+ mbTrackingGC = false;
+
+ if( XEmptyRegion( mrParent.mpClipRegion ) )
+ {
+ XDestroyRegion( mrParent.mpClipRegion );
+ mrParent.mpClipRegion= nullptr;
+ }
+ return true;
+}
+
+void X11SalGraphicsImpl::SetLineColor()
+{
+ if( mnPenColor != SALCOLOR_NONE )
+ {
+ mnPenColor = SALCOLOR_NONE;
+ mbPenGC = false;
+ }
+}
+
+void X11SalGraphicsImpl::SetLineColor( Color nColor )
+{
+ if( mnPenColor != nColor )
+ {
+ mnPenColor = nColor;
+ mnPenPixel = mrParent.GetPixel( nColor );
+ mbPenGC = false;
+ }
+}
+
+void X11SalGraphicsImpl::SetFillColor()
+{
+ if( mnBrushColor != SALCOLOR_NONE )
+ {
+ mbDitherBrush = false;
+ mnBrushColor = SALCOLOR_NONE;
+ mbBrushGC = false;
+ }
+}
+
+void X11SalGraphicsImpl::SetFillColor( Color nColor )
+{
+ if( mnBrushColor == nColor )
+ return;
+
+ mbDitherBrush = false;
+ mnBrushColor = nColor;
+ mnBrushPixel = mrParent.GetPixel( nColor );
+ if( TrueColor != mrParent.GetColormap().GetVisual().GetClass()
+ && mrParent.GetColormap().GetColor( mnBrushPixel ) != mnBrushColor
+ && nColor != Color( 0x00, 0x00, 0x00 ) // black
+ && nColor != Color( 0x00, 0x00, 0x80 ) // blue
+ && nColor != Color( 0x00, 0x80, 0x00 ) // green
+ && nColor != Color( 0x00, 0x80, 0x80 ) // cyan
+ && nColor != Color( 0x80, 0x00, 0x00 ) // red
+ && nColor != Color( 0x80, 0x00, 0x80 ) // magenta
+ && nColor != Color( 0x80, 0x80, 0x00 ) // brown
+ && nColor != Color( 0x80, 0x80, 0x80 ) // gray
+ && nColor != Color( 0xC0, 0xC0, 0xC0 ) // light gray
+ && nColor != Color( 0x00, 0x00, 0xFF ) // light blue
+ && nColor != Color( 0x00, 0xFF, 0x00 ) // light green
+ && nColor != Color( 0x00, 0xFF, 0xFF ) // light cyan
+ && nColor != Color( 0xFF, 0x00, 0x00 ) // light red
+ && nColor != Color( 0xFF, 0x00, 0xFF ) // light magenta
+ && nColor != Color( 0xFF, 0xFF, 0x00 ) // light brown
+ && nColor != Color( 0xFF, 0xFF, 0xFF ) )
+ mbDitherBrush = mrParent.GetDitherPixmap(nColor);
+ mbBrushGC = false;
+}
+
+void X11SalGraphicsImpl::SetROPLineColor( SalROPColor nROPColor )
+{
+ switch( nROPColor )
+ {
+ case SalROPColor::N0 : // 0
+ mnPenPixel = Pixel(0);
+ break;
+ case SalROPColor::N1 : // 1
+ mnPenPixel = static_cast<Pixel>(1 << mrParent.GetVisual().GetDepth()) - 1;
+ break;
+ case SalROPColor::Invert : // 2
+ mnPenPixel = static_cast<Pixel>(1 << mrParent.GetVisual().GetDepth()) - 1;
+ break;
+ }
+ mnPenColor = mrParent.GetColormap().GetColor( mnPenPixel );
+ mbPenGC = false;
+}
+
+void X11SalGraphicsImpl::SetROPFillColor( SalROPColor nROPColor )
+{
+ switch( nROPColor )
+ {
+ case SalROPColor::N0 : // 0
+ mnBrushPixel = Pixel(0);
+ break;
+ case SalROPColor::N1 : // 1
+ mnBrushPixel = static_cast<Pixel>(1 << mrParent.GetVisual().GetDepth()) - 1;
+ break;
+ case SalROPColor::Invert : // 2
+ mnBrushPixel = static_cast<Pixel>(1 << mrParent.GetVisual().GetDepth()) - 1;
+ break;
+ }
+ mbDitherBrush = false;
+ mnBrushColor = mrParent.GetColormap().GetColor( mnBrushPixel );
+ mbBrushGC = false;
+}
+
+void X11SalGraphicsImpl::SetXORMode( bool bSet, bool )
+{
+ if (mbXORMode != bSet)
+ {
+ mbXORMode = bSet;
+ mbPenGC = false;
+ mbBrushGC = false;
+ mbCopyGC = false;
+ mbInvertGC = false;
+ mbInvert50GC = false;
+ mbStippleGC = false;
+ mbTrackingGC = false;
+ }
+}
+
+void X11SalGraphicsImpl::drawPixel( tools::Long nX, tools::Long nY )
+{
+ if( mnPenColor != SALCOLOR_NONE )
+ XDrawPoint( mrParent.GetXDisplay(), mrParent.GetDrawable(), SelectPen(), nX, nY );
+}
+
+void X11SalGraphicsImpl::drawPixel( tools::Long nX, tools::Long nY, Color nColor )
+{
+ if( nColor == SALCOLOR_NONE )
+ return;
+
+ Display *pDisplay = mrParent.GetXDisplay();
+
+ if( (mnPenColor == SALCOLOR_NONE) && !mbPenGC )
+ {
+ SetLineColor( nColor );
+ XDrawPoint( pDisplay, mrParent.GetDrawable(), SelectPen(), nX, nY );
+ mnPenColor = SALCOLOR_NONE;
+ mbPenGC = False;
+ }
+ else
+ {
+ GC pGC = SelectPen();
+
+ if( nColor != mnPenColor )
+ XSetForeground( pDisplay, pGC, mrParent.GetPixel( nColor ) );
+
+ XDrawPoint( pDisplay, mrParent.GetDrawable(), pGC, nX, nY );
+
+ if( nColor != mnPenColor )
+ XSetForeground( pDisplay, pGC, mnPenPixel );
+ }
+}
+
+void X11SalGraphicsImpl::drawLine( tools::Long nX1, tools::Long nY1, tools::Long nX2, tools::Long nY2 )
+{
+ if( mnPenColor != SALCOLOR_NONE )
+ {
+ XDrawLine( mrParent.GetXDisplay(), mrParent.GetDrawable(),SelectPen(),
+ nX1, nY1, nX2, nY2 );
+ }
+}
+
+void X11SalGraphicsImpl::drawRect( tools::Long nX, tools::Long nY, tools::Long nDX, tools::Long nDY )
+{
+ if( mnBrushColor != SALCOLOR_NONE )
+ {
+ XFillRectangle( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ SelectBrush(),
+ nX, nY, nDX, nDY );
+ }
+ // description DrawRect is wrong; thus -1
+ if( mnPenColor != SALCOLOR_NONE )
+ XDrawRectangle( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ SelectPen(),
+ nX, nY, nDX-1, nDY-1 );
+}
+
+void X11SalGraphicsImpl::drawPolyLine( sal_uInt32 nPoints, const Point *pPtAry )
+{
+ internalDrawPolyLine( nPoints, pPtAry, false );
+}
+
+void X11SalGraphicsImpl::internalDrawPolyLine( sal_uInt32 nPoints, const Point *pPtAry, bool bClose )
+{
+ if( mnPenColor != SALCOLOR_NONE )
+ {
+ SalPolyLine Points( nPoints, pPtAry );
+
+ DrawLines( nPoints, Points, SelectPen(), bClose );
+ }
+}
+
+void X11SalGraphicsImpl::drawPolygon( sal_uInt32 nPoints, const Point* pPtAry )
+{
+ if( nPoints == 0 )
+ return;
+
+ if( nPoints < 3 )
+ {
+ if( !mbXORMode )
+ {
+ if( 1 == nPoints )
+ drawPixel( pPtAry[0].getX(), pPtAry[0].getY() );
+ else
+ drawLine( pPtAry[0].getX(), pPtAry[0].getY(),
+ pPtAry[1].getX(), pPtAry[1].getY() );
+ }
+ return;
+ }
+
+ SalPolyLine Points( nPoints, pPtAry );
+
+ nPoints++;
+
+ /* WORKAROUND: some Xservers (Xorg, VIA chipset in this case)
+ * do not draw the visible part of a polygon
+ * if it overlaps to the left of screen 0,y.
+ * This happens to be the case in the gradient drawn in the
+ * menubar background. workaround for the special case of
+ * of a rectangle overlapping to the left.
+ */
+ if (nPoints == 5 &&
+ Points[ 0 ].x == Points[ 1 ].x &&
+ Points[ 1 ].y == Points[ 2 ].y &&
+ Points[ 2 ].x == Points[ 3 ].x &&
+ Points[ 0 ].x == Points[ 4 ].x && Points[ 0 ].y == Points[ 4 ].y
+ )
+ {
+ bool bLeft = false;
+ bool bRight = false;
+ for(unsigned int i = 0; i < nPoints; i++ )
+ {
+ if( Points[i].x < 0 )
+ bLeft = true;
+ else
+ bRight= true;
+ }
+ if( bLeft && ! bRight )
+ return;
+ if( bLeft && bRight )
+ {
+ for( unsigned int i = 0; i < nPoints; i++ )
+ if( Points[i].x < 0 )
+ Points[i].x = 0;
+ }
+ }
+
+ if( mnBrushColor != SALCOLOR_NONE )
+ XFillPolygon( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ SelectBrush(),
+ &Points[0], nPoints,
+ Complex, CoordModeOrigin );
+
+ if( mnPenColor != SALCOLOR_NONE )
+ DrawLines( nPoints, Points, SelectPen(), true );
+}
+
+void X11SalGraphicsImpl::drawPolyPolygon( sal_uInt32 nPoly,
+ const sal_uInt32 *pPoints,
+ const Point* *pPtAry )
+{
+ if( mnBrushColor != SALCOLOR_NONE )
+ {
+ sal_uInt32 i, n;
+ Region pXRegA = nullptr;
+
+ for( i = 0; i < nPoly; i++ ) {
+ n = pPoints[i];
+ SalPolyLine Points( n, pPtAry[i] );
+ if( n > 2 )
+ {
+ Region pXRegB = XPolygonRegion( &Points[0], n+1, WindingRule );
+ if( !pXRegA )
+ pXRegA = pXRegB;
+ else
+ {
+ XXorRegion( pXRegA, pXRegB, pXRegA );
+ XDestroyRegion( pXRegB );
+ }
+ }
+ }
+
+ if( pXRegA )
+ {
+ XRectangle aXRect;
+ XClipBox( pXRegA, &aXRect );
+
+ GC pGC = SelectBrush();
+ mrParent.SetClipRegion( pGC, pXRegA ); // ??? twice
+ XDestroyRegion( pXRegA );
+ mbBrushGC = false;
+
+ XFillRectangle( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ pGC,
+ aXRect.x, aXRect.y, aXRect.width, aXRect.height );
+ }
+ }
+
+ if( mnPenColor != SALCOLOR_NONE )
+ for( sal_uInt32 i = 0; i < nPoly; i++ )
+ internalDrawPolyLine( pPoints[i], pPtAry[i], true );
+}
+
+bool X11SalGraphicsImpl::drawPolyLineBezier( sal_uInt32, const Point*, const PolyFlags* )
+{
+ return false;
+}
+
+bool X11SalGraphicsImpl::drawPolygonBezier( sal_uInt32, const Point*, const PolyFlags* )
+{
+ return false;
+}
+
+bool X11SalGraphicsImpl::drawPolyPolygonBezier( sal_uInt32, const sal_uInt32*,
+ const Point* const*, const PolyFlags* const* )
+{
+ return false;
+}
+
+void X11SalGraphicsImpl::invert( tools::Long nX,
+ tools::Long nY,
+ tools::Long nDX,
+ tools::Long nDY,
+ SalInvert nFlags )
+{
+ GC pGC;
+ if( SalInvert::N50 & nFlags )
+ {
+ pGC = GetInvert50GC();
+ XFillRectangle( mrParent.GetXDisplay(), mrParent.GetDrawable(), pGC, nX, nY, nDX, nDY );
+ }
+ else
+ {
+ if ( SalInvert::TrackFrame & nFlags )
+ {
+ pGC = GetTrackingGC();
+ XDrawRectangle( mrParent.GetXDisplay(), mrParent.GetDrawable(), pGC, nX, nY, nDX, nDY );
+ }
+ else
+ {
+ pGC = GetInvertGC();
+ XFillRectangle( mrParent.GetXDisplay(), mrParent.GetDrawable(), pGC, nX, nY, nDX, nDY );
+ }
+ }
+}
+
+void X11SalGraphicsImpl::invert( sal_uInt32 nPoints,
+ const Point* pPtAry,
+ SalInvert nFlags )
+{
+ SalPolyLine Points ( nPoints, pPtAry );
+
+ GC pGC;
+ if( SalInvert::N50 & nFlags )
+ pGC = GetInvert50GC();
+ else
+ if ( SalInvert::TrackFrame & nFlags )
+ pGC = GetTrackingGC();
+ else
+ pGC = GetInvertGC();
+
+ if( SalInvert::TrackFrame & nFlags )
+ DrawLines ( nPoints, Points, pGC, true );
+ else
+ XFillPolygon( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ pGC,
+ &Points[0], nPoints,
+ Complex, CoordModeOrigin );
+}
+
+bool X11SalGraphicsImpl::drawEPS( tools::Long,tools::Long,tools::Long,tools::Long,void*,sal_uInt32 )
+{
+ return false;
+}
+
+// draw a poly-polygon
+bool X11SalGraphicsImpl::drawPolyPolygon(
+ const basegfx::B2DHomMatrix& rObjectToDevice,
+ const basegfx::B2DPolyPolygon& rPolyPolygon,
+ double fTransparency)
+{
+ // nothing to do for empty polypolygons
+ const int nOrigPolyCount = rPolyPolygon.count();
+ if( nOrigPolyCount <= 0 )
+ return true;
+
+ // nothing to do if everything is transparent
+ if( (mnBrushColor == SALCOLOR_NONE)
+ && (mnPenColor == SALCOLOR_NONE) )
+ return true;
+
+ // cannot handle pencolor!=brushcolor yet
+ if( (mnPenColor != SALCOLOR_NONE)
+ && (mnPenColor != mnBrushColor) )
+ return false;
+
+ // TODO: remove the env-variable when no longer needed
+ static const char* pRenderEnv = getenv( "SAL_DISABLE_RENDER_POLY" );
+ if( pRenderEnv )
+ return false;
+
+ // Fallback: Transform to DeviceCoordinates
+ basegfx::B2DPolyPolygon aPolyPolygon(rPolyPolygon);
+ aPolyPolygon.transform(rObjectToDevice);
+
+ // snap to raster if requested
+ const bool bSnapToRaster = !mrParent.getAntiAlias();
+ if( bSnapToRaster )
+ aPolyPolygon = basegfx::utils::snapPointsOfHorizontalOrVerticalEdges( aPolyPolygon );
+
+ // don't bother with polygons outside of visible area
+ const basegfx::B2DRange aViewRange( 0, 0, GetGraphicsWidth(), GetGraphicsHeight() );
+ aPolyPolygon = basegfx::utils::clipPolyPolygonOnRange( aPolyPolygon, aViewRange, true, false );
+ if( !aPolyPolygon.count() )
+ return true;
+
+ // tessellate the polypolygon into trapezoids
+ basegfx::B2DTrapezoidVector aB2DTrapVector;
+ basegfx::utils::trapezoidSubdivide( aB2DTrapVector, aPolyPolygon );
+ const int nTrapCount = aB2DTrapVector.size();
+ if( !nTrapCount )
+ return true;
+ const bool bDrawn = drawFilledTrapezoids( aB2DTrapVector.data(), nTrapCount, fTransparency );
+ return bDrawn;
+}
+
+tools::Long X11SalGraphicsImpl::GetGraphicsHeight() const
+{
+ if( mrParent.m_pFrame )
+ return mrParent.m_pFrame->maGeometry.nHeight;
+ else if( mrParent.m_pVDev )
+ return static_cast< X11SalVirtualDevice* >(mrParent.m_pVDev)->GetHeight();
+ else
+ return 0;
+}
+
+bool X11SalGraphicsImpl::drawFilledTrapezoids( const basegfx::B2DTrapezoid* pB2DTraps, int nTrapCount, double fTransparency )
+{
+ if( nTrapCount <= 0 )
+ return true;
+
+ Picture aDstPic = GetXRenderPicture();
+ // check xrender support for this drawable
+ if( !aDstPic )
+ return false;
+
+ // convert the B2DTrapezoids into XRender-Trapezoids
+ std::vector<XTrapezoid> aTrapVector( nTrapCount );
+ const basegfx::B2DTrapezoid* pB2DTrap = pB2DTraps;
+ for( int i = 0; i < nTrapCount; ++pB2DTrap, ++i )
+ {
+ XTrapezoid& rTrap = aTrapVector[ i ] ;
+
+ // set y-coordinates
+ const double fY1 = pB2DTrap->getTopY();
+ rTrap.left.p1.y = rTrap.right.p1.y = rTrap.top = XDoubleToFixed( fY1 );
+ const double fY2 = pB2DTrap->getBottomY();
+ rTrap.left.p2.y = rTrap.right.p2.y = rTrap.bottom = XDoubleToFixed( fY2 );
+
+ // set x-coordinates
+ const double fXL1 = pB2DTrap->getTopXLeft();
+ rTrap.left.p1.x = XDoubleToFixed( fXL1 );
+ const double fXR1 = pB2DTrap->getTopXRight();
+ rTrap.right.p1.x = XDoubleToFixed( fXR1 );
+ const double fXL2 = pB2DTrap->getBottomXLeft();
+ rTrap.left.p2.x = XDoubleToFixed( fXL2 );
+ const double fXR2 = pB2DTrap->getBottomXRight();
+ rTrap.right.p2.x = XDoubleToFixed( fXR2 );
+ }
+
+ // get xrender Picture for polygon foreground
+ // TODO: cache it like the target picture which uses GetXRenderPicture()
+ XRenderPeer& rRenderPeer = XRenderPeer::GetInstance();
+ SalDisplay::RenderEntry& rEntry = mrParent.GetDisplay()->GetRenderEntries( mrParent.m_nXScreen )[ 32 ];
+ if( !rEntry.m_aPicture )
+ {
+ Display* pXDisplay = mrParent.GetXDisplay();
+
+ rEntry.m_aPixmap = limitXCreatePixmap( pXDisplay, mrParent.GetDrawable(), 1, 1, 32 );
+ XRenderPictureAttributes aAttr;
+ aAttr.repeat = int(true);
+
+ XRenderPictFormat* pXRPF = rRenderPeer.FindStandardFormat( PictStandardARGB32 );
+ rEntry.m_aPicture = rRenderPeer.CreatePicture( rEntry.m_aPixmap, pXRPF, CPRepeat, &aAttr );
+ }
+
+ // set polygon foreground color and opacity
+ XRenderColor aRenderColor = GetXRenderColor( mnBrushColor , fTransparency );
+ rRenderPeer.FillRectangle( PictOpSrc, rEntry.m_aPicture, &aRenderColor, 0, 0, 1, 1 );
+
+ // set clipping
+ // TODO: move into GetXRenderPicture?
+ if( mrParent.mpClipRegion && !XEmptyRegion( mrParent.mpClipRegion ) )
+ rRenderPeer.SetPictureClipRegion( aDstPic, mrParent.mpClipRegion );
+
+ // render the trapezoids
+ const XRenderPictFormat* pMaskFormat = rRenderPeer.GetStandardFormatA8();
+ rRenderPeer.CompositeTrapezoids( PictOpOver,
+ rEntry.m_aPicture, aDstPic, pMaskFormat, 0, 0, aTrapVector.data(), aTrapVector.size() );
+
+ return true;
+}
+
+bool X11SalGraphicsImpl::drawFilledTriangles(
+ const basegfx::B2DHomMatrix& rObjectToDevice,
+ const basegfx::triangulator::B2DTriangleVector& rTriangles,
+ double fTransparency)
+{
+ if(rTriangles.empty())
+ return true;
+
+ Picture aDstPic = GetXRenderPicture();
+ // check xrender support for this drawable
+ if( !aDstPic )
+ {
+ return false;
+ }
+
+ // prepare transformation for ObjectToDevice coordinate system
+ basegfx::B2DHomMatrix aObjectToDevice = basegfx::utils::createTranslateB2DHomMatrix(0.5, 0.5) * rObjectToDevice;
+
+ // convert the Triangles into XRender-Triangles
+ std::vector<XTriangle> aTriVector(rTriangles.size());
+ sal_uInt32 nIndex(0);
+
+ for(const auto& rCandidate : rTriangles)
+ {
+ const basegfx::B2DPoint aP1(aObjectToDevice * rCandidate.getA());
+ const basegfx::B2DPoint aP2(aObjectToDevice * rCandidate.getB());
+ const basegfx::B2DPoint aP3(aObjectToDevice * rCandidate.getC());
+ XTriangle& rTri(aTriVector[nIndex++]);
+
+ rTri.p1.x = XDoubleToFixed(aP1.getX());
+ rTri.p1.y = XDoubleToFixed(aP1.getY());
+
+ rTri.p2.x = XDoubleToFixed(aP2.getX());
+ rTri.p2.y = XDoubleToFixed(aP2.getY());
+
+ rTri.p3.x = XDoubleToFixed(aP3.getX());
+ rTri.p3.y = XDoubleToFixed(aP3.getY());
+ }
+
+ // get xrender Picture for polygon foreground
+ // TODO: cache it like the target picture which uses GetXRenderPicture()
+ XRenderPeer& rRenderPeer = XRenderPeer::GetInstance();
+ SalDisplay::RenderEntry& rEntry = mrParent.GetDisplay()->GetRenderEntries( mrParent.m_nXScreen )[ 32 ];
+ if( !rEntry.m_aPicture )
+ {
+ Display* pXDisplay = mrParent.GetXDisplay();
+
+ rEntry.m_aPixmap = limitXCreatePixmap( pXDisplay, mrParent.GetDrawable(), 1, 1, 32 );
+ XRenderPictureAttributes aAttr;
+ aAttr.repeat = int(true);
+
+ XRenderPictFormat* pXRPF = rRenderPeer.FindStandardFormat( PictStandardARGB32 );
+ rEntry.m_aPicture = rRenderPeer.CreatePicture( rEntry.m_aPixmap, pXRPF, CPRepeat, &aAttr );
+ }
+
+ // set polygon foreground color and opacity
+ XRenderColor aRenderColor = GetXRenderColor( mnBrushColor , fTransparency );
+ rRenderPeer.FillRectangle( PictOpSrc, rEntry.m_aPicture, &aRenderColor, 0, 0, 1, 1 );
+
+ // set clipping
+ // TODO: move into GetXRenderPicture?
+ if( mrParent.mpClipRegion && !XEmptyRegion( mrParent.mpClipRegion ) )
+ rRenderPeer.SetPictureClipRegion( aDstPic, mrParent.mpClipRegion );
+
+ // render the trapezoids
+ const XRenderPictFormat* pMaskFormat = rRenderPeer.GetStandardFormatA8();
+ rRenderPeer.CompositeTriangles( PictOpOver,
+ rEntry.m_aPicture, aDstPic, pMaskFormat, 0, 0, aTriVector.data(), aTriVector.size() );
+
+ return true;
+}
+
+namespace {
+
+class SystemDependentData_Triangulation : public basegfx::SystemDependentData
+{
+private:
+ // the triangulation itself
+ basegfx::triangulator::B2DTriangleVector maTriangles;
+
+ // all other values the triangulation is based on and
+ // need to be compared with to check for data validity
+ double mfLineWidth;
+ basegfx::B2DLineJoin meJoin;
+ css::drawing::LineCap meCap;
+ double mfMiterMinimumAngle;
+ std::vector< double > maStroke;
+
+public:
+ SystemDependentData_Triangulation(
+ basegfx::SystemDependentDataManager& rSystemDependentDataManager,
+ basegfx::triangulator::B2DTriangleVector&& rTriangles,
+ double fLineWidth,
+ basegfx::B2DLineJoin eJoin,
+ css::drawing::LineCap eCap,
+ double fMiterMinimumAngle,
+ const std::vector< double >* pStroke); // MM01
+
+ // read access
+ const basegfx::triangulator::B2DTriangleVector& getTriangles() const { return maTriangles; }
+ double getLineWidth() const { return mfLineWidth; }
+ const basegfx::B2DLineJoin& getJoin() const { return meJoin; }
+ const css::drawing::LineCap& getCap() const { return meCap; }
+ double getMiterMinimumAngle() const { return mfMiterMinimumAngle; }
+ const std::vector< double >& getStroke() const { return maStroke; }
+
+ virtual sal_Int64 estimateUsageInBytes() const override;
+};
+
+}
+
+SystemDependentData_Triangulation::SystemDependentData_Triangulation(
+ basegfx::SystemDependentDataManager& rSystemDependentDataManager,
+ basegfx::triangulator::B2DTriangleVector&& rTriangles,
+ double fLineWidth,
+ basegfx::B2DLineJoin eJoin,
+ css::drawing::LineCap eCap,
+ double fMiterMinimumAngle,
+ const std::vector< double >* pStroke)
+: basegfx::SystemDependentData(rSystemDependentDataManager),
+ maTriangles(std::move(rTriangles)),
+ mfLineWidth(fLineWidth),
+ meJoin(eJoin),
+ meCap(eCap),
+ mfMiterMinimumAngle(fMiterMinimumAngle)
+{
+ if(nullptr != pStroke)
+ {
+ maStroke = *pStroke;
+ }
+}
+
+sal_Int64 SystemDependentData_Triangulation::estimateUsageInBytes() const
+{
+ sal_Int64 nRetval(0);
+
+ if(!maTriangles.empty())
+ {
+ nRetval = maTriangles.size() * sizeof(basegfx::triangulator::B2DTriangle);
+ }
+
+ return nRetval;
+}
+
+bool X11SalGraphicsImpl::drawPolyLine(
+ const basegfx::B2DHomMatrix& rObjectToDevice,
+ const basegfx::B2DPolygon& rPolygon,
+ double fTransparency,
+ double fLineWidth,
+ const std::vector< double >* pStroke, // MM01
+ basegfx::B2DLineJoin eLineJoin,
+ css::drawing::LineCap eLineCap,
+ double fMiterMinimumAngle,
+ bool bPixelSnapHairline)
+{
+ // short circuit if there is nothing to do
+ if(0 == rPolygon.count() || fTransparency < 0.0 || fTransparency >= 1.0)
+ {
+ return true;
+ }
+
+ // need to check/handle LineWidth when ObjectToDevice transformation is used
+ const bool bObjectToDeviceIsIdentity(rObjectToDevice.isIdentity());
+ basegfx::B2DHomMatrix aObjectToDeviceInv;
+
+ // tdf#124848 calculate-back logical LineWidth for a hairline.
+ // This implementation does not hand over the transformation to
+ // the graphic sub-system, but the triangulation data is prepared
+ // view-independent based on the logic LineWidth, so we need to
+ // know it
+ if(fLineWidth == 0)
+ {
+ fLineWidth = 1.0;
+
+ if(!bObjectToDeviceIsIdentity)
+ {
+ if(aObjectToDeviceInv.isIdentity())
+ {
+ aObjectToDeviceInv = rObjectToDevice;
+ aObjectToDeviceInv.invert();
+ }
+
+ fLineWidth = (aObjectToDeviceInv * basegfx::B2DVector(fLineWidth, 0)).getLength();
+ }
+ }
+
+ // try to access buffered data
+ std::shared_ptr<SystemDependentData_Triangulation> pSystemDependentData_Triangulation(
+ rPolygon.getSystemDependentData<SystemDependentData_Triangulation>());
+
+ // MM01 need to do line dashing as fallback stuff here now
+ const double fDotDashLength(nullptr != pStroke ? std::accumulate(pStroke->begin(), pStroke->end(), 0.0) : 0.0);
+ const bool bStrokeUsed(0.0 != fDotDashLength);
+ assert(!bStrokeUsed || (bStrokeUsed && pStroke));
+
+ if(pSystemDependentData_Triangulation)
+ {
+ // MM01 - check on stroke change. Used against not used, or if oth used,
+ // equal or different? Triangulation geometry creation depends heavily
+ // on stroke, independent of being transformation independent
+ const bool bStrokeWasUsed(!pSystemDependentData_Triangulation->getStroke().empty());
+
+ if(bStrokeWasUsed != bStrokeUsed
+ || (bStrokeUsed && *pStroke != pSystemDependentData_Triangulation->getStroke()))
+ {
+ // data invalid, forget
+ pSystemDependentData_Triangulation.reset();
+ }
+ }
+
+ if(pSystemDependentData_Triangulation)
+ {
+ // check data validity (I)
+ if(pSystemDependentData_Triangulation->getJoin() != eLineJoin
+ || pSystemDependentData_Triangulation->getCap() != eLineCap
+ || pSystemDependentData_Triangulation->getMiterMinimumAngle() != fMiterMinimumAngle)
+ {
+ // data invalid, forget
+ pSystemDependentData_Triangulation.reset();
+ }
+ }
+
+ if(pSystemDependentData_Triangulation)
+ {
+ // check data validity (II)
+ if(pSystemDependentData_Triangulation->getLineWidth() != fLineWidth)
+ {
+ // sometimes small inconsistencies, use a percentage tolerance
+ const double fFactor(basegfx::fTools::equalZero(fLineWidth)
+ ? 0.0
+ : fabs(1.0 - (pSystemDependentData_Triangulation->getLineWidth() / fLineWidth)));
+ // compare with 5.0% tolerance
+ if(basegfx::fTools::more(fFactor, 0.05))
+ {
+ // data invalid, forget
+ pSystemDependentData_Triangulation.reset();
+ }
+ }
+ }
+
+ if(!pSystemDependentData_Triangulation)
+ {
+ // MM01 need to do line dashing as fallback stuff here now
+ basegfx::B2DPolyPolygon aPolyPolygonLine;
+
+ if(bStrokeUsed)
+ {
+ // apply LineStyle
+ basegfx::utils::applyLineDashing(
+ rPolygon, // source
+ *pStroke, // pattern
+ &aPolyPolygonLine, // target for lines
+ nullptr, // target for gaps
+ fDotDashLength); // full length if available
+ }
+ else
+ {
+ // no line dashing, just copy
+ aPolyPolygonLine.append(rPolygon);
+ }
+
+ // try to create data
+ if(bPixelSnapHairline)
+ {
+ // Do NOT transform, but keep device-independent. To
+ // do so, transform to device for snap, but back again after
+ if(!bObjectToDeviceIsIdentity)
+ {
+ aPolyPolygonLine.transform(rObjectToDevice);
+ }
+
+ aPolyPolygonLine = basegfx::utils::snapPointsOfHorizontalOrVerticalEdges(aPolyPolygonLine);
+
+ if(!bObjectToDeviceIsIdentity)
+ {
+ if(aObjectToDeviceInv.isIdentity())
+ {
+ aObjectToDeviceInv = rObjectToDevice;
+ aObjectToDeviceInv.invert();
+ }
+
+ aPolyPolygonLine.transform(aObjectToDeviceInv);
+ }
+ }
+
+ basegfx::triangulator::B2DTriangleVector aTriangles;
+
+ // MM01 checked/verified for X11 (linux)
+ for(sal_uInt32 a(0); a < aPolyPolygonLine.count(); a++)
+ {
+ const basegfx::B2DPolygon aPolyLine(aPolyPolygonLine.getB2DPolygon(a));
+ // MM01 upps - commit 51b5b93092d6231615de470c62494c24e54828a1 removed
+ // this *central* geometry-creating lines (!) probably due to aAreaPolyPoly
+ // *not* being used - that's true, but the work is inside of filling
+ // aTriangles data (!)
+ basegfx::utils::createAreaGeometry(
+ aPolyLine,
+ 0.5 * fLineWidth,
+ eLineJoin,
+ eLineCap,
+ basegfx::deg2rad(12.5),
+ 0.4,
+ fMiterMinimumAngle,
+ &aTriangles); // CAUTION! This is *needed* since it creates the data!
+ }
+
+ if(!aTriangles.empty())
+ {
+ // Add to buffering mechanism
+ // Add all values the triangulation is based off, too, to check for
+ // validity (see above)
+ pSystemDependentData_Triangulation = rPolygon.addOrReplaceSystemDependentData<SystemDependentData_Triangulation>(
+ ImplGetSystemDependentDataManager(),
+ std::move(aTriangles),
+ fLineWidth,
+ eLineJoin,
+ eLineCap,
+ fMiterMinimumAngle,
+ pStroke);
+ }
+ }
+
+ if(!pSystemDependentData_Triangulation)
+ {
+ return false;
+ }
+
+ // temporarily adjust brush color to pen color
+ // since the line is drawn as an area-polygon
+ const Color aKeepBrushColor = mnBrushColor;
+ mnBrushColor = mnPenColor;
+
+ // create the area-polygon for the line
+ const bool bDrawnOk(
+ drawFilledTriangles(
+ rObjectToDevice,
+ pSystemDependentData_Triangulation->getTriangles(),
+ fTransparency));
+
+ // restore the original brush GC
+ mnBrushColor = aKeepBrushColor;
+ return bDrawnOk;
+}
+
+Color X11SalGraphicsImpl::getPixel( tools::Long nX, tools::Long nY )
+{
+ if( mrParent.bWindow_ && !mrParent.bVirDev_ )
+ {
+ XWindowAttributes aAttrib;
+
+ XGetWindowAttributes( mrParent.GetXDisplay(), mrParent.GetDrawable(), &aAttrib );
+ if( aAttrib.map_state != IsViewable )
+ {
+ SAL_WARN( "vcl", "X11SalGraphics::GetPixel drawable not viewable" );
+ return 0;
+ }
+ }
+
+ XImage *pXImage = XGetImage( mrParent.GetXDisplay(),
+ mrParent.GetDrawable(),
+ nX, nY,
+ 1, 1,
+ AllPlanes,
+ ZPixmap );
+ if( !pXImage )
+ {
+ SAL_WARN( "vcl", "X11SalGraphics::GetPixel !XGetImage()" );
+ return 0;
+ }
+
+ XColor aXColor;
+
+ aXColor.pixel = XGetPixel( pXImage, 0, 0 );
+ XDestroyImage( pXImage );
+
+ return mrParent.GetColormap().GetColor( aXColor.pixel );
+}
+
+std::shared_ptr<SalBitmap> X11SalGraphicsImpl::getBitmap( tools::Long nX, tools::Long nY, tools::Long nDX, tools::Long nDY )
+{
+ bool bFakeWindowBG = false;
+
+ // normalize
+ if( nDX < 0 )
+ {
+ nX += nDX;
+ nDX = -nDX;
+ }
+ if ( nDY < 0 )
+ {
+ nY += nDY;
+ nDY = -nDY;
+ }
+
+ if( mrParent.bWindow_ && !mrParent.bVirDev_ )
+ {
+ XWindowAttributes aAttrib;
+
+ XGetWindowAttributes( mrParent.GetXDisplay(), mrParent.GetDrawable(), &aAttrib );
+ if( aAttrib.map_state != IsViewable )
+ bFakeWindowBG = true;
+ else
+ {
+ tools::Long nOrgDX = nDX, nOrgDY = nDY;
+
+ // clip to window size
+ if ( nX < 0 )
+ {
+ nDX += nX;
+ nX = 0;
+ }
+ if ( nY < 0 )
+ {
+ nDY += nY;
+ nY = 0;
+ }
+ if( nX + nDX > aAttrib.width )
+ nDX = aAttrib.width - nX;
+ if( nY + nDY > aAttrib.height )
+ nDY = aAttrib.height - nY;
+
+ // inside ?
+ if( nDX <= 0 || nDY <= 0 )
+ {
+ bFakeWindowBG = true;
+ nDX = nOrgDX;
+ nDY = nOrgDY;
+ }
+ }
+ }
+
+ std::shared_ptr<X11SalBitmap> pSalBitmap = std::make_shared<X11SalBitmap>();
+ sal_uInt16 nBitCount = GetBitCount();
+ vcl::PixelFormat ePixelFormat = vcl::bitDepthToPixelFormat(nBitCount);
+
+ if( &mrParent.GetDisplay()->GetColormap( mrParent.m_nXScreen ) != &mrParent.GetColormap() )
+ {
+ ePixelFormat = vcl::PixelFormat::N1_BPP;
+ nBitCount = 1;
+ }
+
+ if (nBitCount > 8)
+ ePixelFormat = vcl::PixelFormat::N24_BPP;
+
+ if( ! bFakeWindowBG )
+ pSalBitmap->ImplCreateFromDrawable( mrParent.GetDrawable(), mrParent.m_nXScreen, nBitCount, nX, nY, nDX, nDY );
+ else
+ pSalBitmap->Create( Size( nDX, nDY ), ePixelFormat, BitmapPalette( nBitCount > 8 ? nBitCount : 0 ) );
+
+ return pSalBitmap;
+}
+
+sal_uInt16 X11SalGraphicsImpl::GetBitCount() const
+{
+ return mrParent.GetVisual().GetDepth();
+}
+
+tools::Long X11SalGraphicsImpl::GetGraphicsWidth() const
+{
+ if( mrParent.m_pFrame )
+ return mrParent.m_pFrame->maGeometry.nWidth;
+ else if( mrParent.m_pVDev )
+ return static_cast< X11SalVirtualDevice* >(mrParent.m_pVDev)->GetWidth();
+ else
+ return 0;
+}
+
+bool X11SalGraphicsImpl::drawGradient(const tools::PolyPolygon& /*rPolygon*/, const Gradient& /*rGradient*/)
+{
+ return false;
+}
+
+bool X11SalGraphicsImpl::implDrawGradient(basegfx::B2DPolyPolygon const & /*rPolyPolygon*/, SalGradient const & /*rGradient*/)
+{
+ return false;
+}
+
+bool X11SalGraphicsImpl::supportsOperation(OutDevSupportType eType) const
+{
+ bool bRet = false;
+ switch (eType)
+ {
+ case OutDevSupportType::TransparentRect:
+ case OutDevSupportType::B2DDraw:
+ {
+ XRenderPeer& rPeer = XRenderPeer::GetInstance();
+ const SalDisplay* pSalDisp = mrParent.GetDisplay();
+ const SalVisual& rSalVis = pSalDisp->GetVisual(mrParent.GetScreenNumber());
+
+ Visual* pDstXVisual = rSalVis.GetVisual();
+ XRenderPictFormat* pDstVisFmt = rPeer.FindVisualFormat(pDstXVisual);
+ if (pDstVisFmt)
+ bRet = true;
+ }
+ break;
+ default:
+ break;
+ }
+ return bRet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-14 10:30:39 +0000