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Move lines and rectangles to seperate source files

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Change-Id: I03ef9d09fed831c6d595924f1c681718a89106b2
This commit is contained in:
Chris Sherlock
2014-04-14 21:54:43 +10:00
parent 3a7ad7ee5d
commit d4bf419884
6 changed files with 779 additions and 93 deletions
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1
vcl/Library_vcl.mk
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@ -238,6 +238,7 @@ $(eval $(call gb_Library_add_exception_objects,vcl,\
vcl/source/gdi/outdev/polygon \
vcl/source/gdi/outdev/outdev2 \
vcl/source/gdi/outdev/outdev3 \
vcl/source/gdi/outdev/rect \
vcl/source/gdi/outdev/line \
vcl/source/gdi/outdev/polyline \
vcl/source/gdi/outdev/hatch \

277
vcl/source/gdi/outdev/line.cxx Normal file
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@ -0,0 +1,277 @@
/* -*- 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 <vcl/virdev.hxx>
#include <vcl/outdev.hxx>
#include <salgdi.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <basegfx/polygon/b2dlinegeometry.hxx>
void OutputDevice::DrawLine( const Point& rStartPt, const Point& rEndPt,
const LineInfo& rLineInfo )
{
if ( rLineInfo.IsDefault() )
{
DrawLine( rStartPt, rEndPt );
return;
}
if ( mpMetaFile )
mpMetaFile->AddAction( new MetaLineAction( rStartPt, rEndPt, rLineInfo ) );
if ( !IsDeviceOutputNecessary() || !mbLineColor || ( LINE_NONE == rLineInfo.GetStyle() ) || ImplIsRecordLayout() )
return;
if( !mpGraphics && !ImplGetGraphics() )
return;
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
const Point aStartPt( ImplLogicToDevicePixel( rStartPt ) );
const Point aEndPt( ImplLogicToDevicePixel( rEndPt ) );
const LineInfo aInfo( ImplLogicToDevicePixel( rLineInfo ) );
const bool bDashUsed(LINE_DASH == aInfo.GetStyle());
const bool bLineWidthUsed(aInfo.GetWidth() > 1);
if ( mbInitLineColor )
ImplInitLineColor();
if(bDashUsed || bLineWidthUsed)
{
basegfx::B2DPolygon aLinePolygon;
aLinePolygon.append(basegfx::B2DPoint(aStartPt.X(), aStartPt.Y()));
aLinePolygon.append(basegfx::B2DPoint(aEndPt.X(), aEndPt.Y()));
ImplPaintLineGeometryWithEvtlExpand(aInfo, basegfx::B2DPolyPolygon(aLinePolygon));
}
else
{
mpGraphics->DrawLine( aStartPt.X(), aStartPt.Y(), aEndPt.X(), aEndPt.Y(), this );
}
if( mpAlphaVDev )
mpAlphaVDev->DrawLine( rStartPt, rEndPt, rLineInfo );
}
void OutputDevice::DrawLine( const Point& rStartPt, const Point& rEndPt )
{
if ( mpMetaFile )
mpMetaFile->AddAction( new MetaLineAction( rStartPt, rEndPt ) );
if ( !IsDeviceOutputNecessary() || !mbLineColor || ImplIsRecordLayout() )
return;
if ( !mpGraphics )
{
if ( !ImplGetGraphics() )
return;
}
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
if ( mbInitLineColor )
ImplInitLineColor();
// #i101598# support AA and snap for lines, too
if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
&& mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
&& ROP_OVERPAINT == GetRasterOp()
&& IsLineColor())
{
// at least transform with double precision to device coordinates; this will
// avoid pixel snap of single, appended lines
const basegfx::B2DHomMatrix aTransform(ImplGetDeviceTransformation());
const basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
basegfx::B2DPolygon aB2DPolyLine;
aB2DPolyLine.append(basegfx::B2DPoint(rStartPt.X(), rStartPt.Y()));
aB2DPolyLine.append(basegfx::B2DPoint(rEndPt.X(), rEndPt.Y()));
aB2DPolyLine.transform( aTransform );
if(mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
{
aB2DPolyLine = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolyLine);
}
if( mpGraphics->DrawPolyLine( aB2DPolyLine, 0.0, aB2DLineWidth, basegfx::B2DLINEJOIN_NONE, css::drawing::LineCap_BUTT, this))
{
return;
}
}
const Point aStartPt(ImplLogicToDevicePixel(rStartPt));
const Point aEndPt(ImplLogicToDevicePixel(rEndPt));
mpGraphics->DrawLine( aStartPt.X(), aStartPt.Y(), aEndPt.X(), aEndPt.Y(), this );
if( mpAlphaVDev )
mpAlphaVDev->DrawLine( rStartPt, rEndPt );
}
void OutputDevice::ImplPaintLineGeometryWithEvtlExpand(
const LineInfo& rInfo,
basegfx::B2DPolyPolygon aLinePolyPolygon)
{
const bool bTryAA((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
&& mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
&& ROP_OVERPAINT == GetRasterOp()
&& IsLineColor());
basegfx::B2DPolyPolygon aFillPolyPolygon;
const bool bDashUsed(LINE_DASH == rInfo.GetStyle());
const bool bLineWidthUsed(rInfo.GetWidth() > 1);
if(bDashUsed && aLinePolyPolygon.count())
{
::std::vector< double > fDotDashArray;
const double fDashLen(rInfo.GetDashLen());
const double fDotLen(rInfo.GetDotLen());
const double fDistance(rInfo.GetDistance());
for(sal_uInt16 a(0); a < rInfo.GetDashCount(); a++)
{
fDotDashArray.push_back(fDashLen);
fDotDashArray.push_back(fDistance);
}
for(sal_uInt16 b(0); b < rInfo.GetDotCount(); b++)
{
fDotDashArray.push_back(fDotLen);
fDotDashArray.push_back(fDistance);
}
const double fAccumulated(::std::accumulate(fDotDashArray.begin(), fDotDashArray.end(), 0.0));
if(fAccumulated > 0.0)
{
basegfx::B2DPolyPolygon aResult;
for(sal_uInt32 c(0); c < aLinePolyPolygon.count(); c++)
{
basegfx::B2DPolyPolygon aLineTraget;
basegfx::tools::applyLineDashing(
aLinePolyPolygon.getB2DPolygon(c),
fDotDashArray,
&aLineTraget);
aResult.append(aLineTraget);
}
aLinePolyPolygon = aResult;
}
}
if(bLineWidthUsed && aLinePolyPolygon.count())
{
const double fHalfLineWidth((rInfo.GetWidth() * 0.5) + 0.5);
if(aLinePolyPolygon.areControlPointsUsed())
{
// #i110768# When area geometry has to be created, do not
// use the fallback bezier decomposition inside createAreaGeometry,
// but one that is at least as good as ImplSubdivideBezier was.
// There, Polygon::AdaptiveSubdivide was used with default parameter
// 1.0 as quality index.
aLinePolyPolygon = basegfx::tools::adaptiveSubdivideByDistance(aLinePolyPolygon, 1.0);
}
for(sal_uInt32 a(0); a < aLinePolyPolygon.count(); a++)
{
aFillPolyPolygon.append(basegfx::tools::createAreaGeometry(
aLinePolyPolygon.getB2DPolygon(a),
fHalfLineWidth,
rInfo.GetLineJoin(),
rInfo.GetLineCap()));
}
aLinePolyPolygon.clear();
}
GDIMetaFile* pOldMetaFile = mpMetaFile;
mpMetaFile = NULL;
if(aLinePolyPolygon.count())
{
for(sal_uInt32 a(0); a < aLinePolyPolygon.count(); a++)
{
const basegfx::B2DPolygon aCandidate(aLinePolyPolygon.getB2DPolygon(a));
bool bDone(false);
if(bTryAA)
{
bDone = mpGraphics->DrawPolyLine( aCandidate, 0.0, basegfx::B2DVector(1.0,1.0), basegfx::B2DLINEJOIN_NONE, css::drawing::LineCap_BUTT, this);
}
if(!bDone)
{
const Polygon aPolygon(aCandidate);
mpGraphics->DrawPolyLine(aPolygon.GetSize(), (const SalPoint*)aPolygon.GetConstPointAry(), this);
}
}
}
if(aFillPolyPolygon.count())
{
const Color aOldLineColor( maLineColor );
const Color aOldFillColor( maFillColor );
SetLineColor();
ImplInitLineColor();
SetFillColor( aOldLineColor );
ImplInitFillColor();
bool bDone(false);
if(bTryAA)
{
bDone = mpGraphics->DrawPolyPolygon(aFillPolyPolygon, 0.0, this);
}
if(!bDone)
{
for(sal_uInt32 a(0); a < aFillPolyPolygon.count(); a++)
{
Polygon aPolygon(aFillPolyPolygon.getB2DPolygon(a));
// need to subdivide, mpGraphics->DrawPolygon ignores curves
aPolygon.AdaptiveSubdivide(aPolygon);
mpGraphics->DrawPolygon(aPolygon.GetSize(), (const SalPoint*)aPolygon.GetConstPointAry(), this);
}
}
SetFillColor( aOldFillColor );
SetLineColor( aOldLineColor );
}
mpMetaFile = pOldMetaFile;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

37
vcl/source/gdi/outdev/outdev.cxx
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@ -1010,43 +1010,6 @@ void OutputDevice::SetRefPoint( const Point& rRefPoint )
mpAlphaVDev->SetRefPoint( rRefPoint );
}
void OutputDevice::DrawRect( const Rectangle& rRect )
{
if ( mpMetaFile )
mpMetaFile->AddAction( new MetaRectAction( rRect ) );
if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
return;
Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
if ( aRect.IsEmpty() )
return;
aRect.Justify();
if ( !mpGraphics )
{
if ( !ImplGetGraphics() )
return;
}
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
if ( mbInitLineColor )
ImplInitLineColor();
if ( mbInitFillColor )
ImplInitFillColor();
mpGraphics->DrawRect( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(), this );
if( mpAlphaVDev )
mpAlphaVDev->DrawRect( rRect );
}
sal_uInt32 OutputDevice::GetGCStackDepth() const
{
const ImplObjStack* pData = mpObjStack;

56
vcl/source/gdi/outdev/outdev5.cxx
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@ -30,62 +30,6 @@
#include <outdata.hxx>
#include <outdev.h>
void OutputDevice::DrawRect( const Rectangle& rRect,
sal_uLong nHorzRound, sal_uLong nVertRound )
{
if ( mpMetaFile )
mpMetaFile->AddAction( new MetaRoundRectAction( rRect, nHorzRound, nVertRound ) );
if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
return;
const Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
if ( aRect.IsEmpty() )
return;
nHorzRound = ImplLogicWidthToDevicePixel( nHorzRound );
nVertRound = ImplLogicHeightToDevicePixel( nVertRound );
// we need a graphics
if ( !mpGraphics )
{
if ( !ImplGetGraphics() )
return;
}
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
if ( mbInitLineColor )
ImplInitLineColor();
if ( mbInitFillColor )
ImplInitFillColor();
if ( !nHorzRound && !nVertRound )
mpGraphics->DrawRect( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(), this );
else
{
const Polygon aRoundRectPoly( aRect, nHorzRound, nVertRound );
if ( aRoundRectPoly.GetSize() >= 2 )
{
const SalPoint* pPtAry = (const SalPoint*) aRoundRectPoly.GetConstPointAry();
if ( !mbFillColor )
mpGraphics->DrawPolyLine( aRoundRectPoly.GetSize(), pPtAry, this );
else
mpGraphics->DrawPolygon( aRoundRectPoly.GetSize(), pPtAry, this );
}
}
if( mpAlphaVDev )
mpAlphaVDev->DrawRect( rRect, nHorzRound, nVertRound );
}
void OutputDevice::DrawEllipse( const Rectangle& rRect )
{

383
vcl/source/gdi/outdev/polyline.cxx Normal file
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@ -0,0 +1,383 @@
/* -*- 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 <vcl/virdev.hxx>
#include <vcl/outdev.hxx>
#include <vcl/settings.hxx>
#include <salgdi.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <basegfx/polygon/b2dlinegeometry.hxx>
void OutputDevice::DrawPolyLine( const Polygon& rPoly )
{
if( mpMetaFile )
mpMetaFile->AddAction( new MetaPolyLineAction( rPoly ) );
sal_uInt16 nPoints = rPoly.GetSize();
if ( !IsDeviceOutputNecessary() || !mbLineColor || (nPoints < 2) || ImplIsRecordLayout() )
return;
// we need a graphics
if ( !mpGraphics )
if ( !ImplGetGraphics() )
return;
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
if ( mbInitLineColor )
ImplInitLineColor();
const bool bTryAA((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
&& mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
&& ROP_OVERPAINT == GetRasterOp()
&& IsLineColor());
// use b2dpolygon drawing if possible
if(bTryAA && ImplTryDrawPolyLineDirect(rPoly.getB2DPolygon()))
{
basegfx::B2DPolygon aB2DPolyLine(rPoly.getB2DPolygon());
const ::basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
const ::basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
// transform the polygon
aB2DPolyLine.transform( aTransform );
if(mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
{
aB2DPolyLine = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolyLine);
}
if(mpGraphics->DrawPolyLine( aB2DPolyLine, 0.0, aB2DLineWidth, basegfx::B2DLINEJOIN_NONE, css::drawing::LineCap_BUTT, this))
{
return;
}
}
Polygon aPoly = ImplLogicToDevicePixel( rPoly );
const SalPoint* pPtAry = (const SalPoint*)aPoly.GetConstPointAry();
// #100127# Forward beziers to sal, if any
if( aPoly.HasFlags() )
{
const sal_uInt8* pFlgAry = aPoly.GetConstFlagAry();
if( !mpGraphics->DrawPolyLineBezier( nPoints, pPtAry, pFlgAry, this ) )
{
aPoly = ImplSubdivideBezier(aPoly);
pPtAry = (const SalPoint*)aPoly.GetConstPointAry();
mpGraphics->DrawPolyLine( aPoly.GetSize(), pPtAry, this );
}
}
else
{
mpGraphics->DrawPolyLine( nPoints, pPtAry, this );
}
if( mpAlphaVDev )
mpAlphaVDev->DrawPolyLine( rPoly );
}
void OutputDevice::DrawPolyLine( const Polygon& rPoly, const LineInfo& rLineInfo )
{
if ( rLineInfo.IsDefault() )
{
DrawPolyLine( rPoly );
return;
}
// #i101491#
// Try direct Fallback to B2D-Version of DrawPolyLine
if((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
&& LINE_SOLID == rLineInfo.GetStyle())
{
DrawPolyLine( rPoly.getB2DPolygon(), (double)rLineInfo.GetWidth(), rLineInfo.GetLineJoin(), rLineInfo.GetLineCap());
return;
}
if ( mpMetaFile )
mpMetaFile->AddAction( new MetaPolyLineAction( rPoly, rLineInfo ) );
ImplDrawPolyLineWithLineInfo(rPoly, rLineInfo);
}
void OutputDevice::DrawPolyLine(
const basegfx::B2DPolygon& rB2DPolygon,
double fLineWidth,
basegfx::B2DLineJoin eLineJoin,
css::drawing::LineCap eLineCap)
{
if( mpMetaFile )
{
LineInfo aLineInfo;
if( fLineWidth != 0.0 )
aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
const Polygon aToolsPolygon( rB2DPolygon );
mpMetaFile->AddAction( new MetaPolyLineAction( aToolsPolygon, aLineInfo ) );
}
// Do not paint empty PolyPolygons
if(!rB2DPolygon.count() || !IsDeviceOutputNecessary())
return;
// we need a graphics
if( !mpGraphics )
if( !ImplGetGraphics() )
return;
if( mbInitClipRegion )
ImplInitClipRegion();
if( mbOutputClipped )
return;
if( mbInitLineColor )
ImplInitLineColor();
const bool bTryAA((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
&& mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
&& ROP_OVERPAINT == GetRasterOp()
&& IsLineColor());
// use b2dpolygon drawing if possible
if(bTryAA && ImplTryDrawPolyLineDirect(rB2DPolygon, fLineWidth, 0.0, eLineJoin, eLineCap))
{
return;
}
// #i101491#
// no output yet; fallback to geometry decomposition and use filled polygon paint
// when line is fat and not too complex. ImplDrawPolyPolygonWithB2DPolyPolygon
// will do internal needed AA checks etc.
if(fLineWidth >= 2.5
&& rB2DPolygon.count()
&& rB2DPolygon.count() <= 1000)
{
const double fHalfLineWidth((fLineWidth * 0.5) + 0.5);
const basegfx::B2DPolyPolygon aAreaPolyPolygon(
basegfx::tools::createAreaGeometry(
rB2DPolygon,
fHalfLineWidth,
eLineJoin,
eLineCap));
const Color aOldLineColor(maLineColor);
const Color aOldFillColor(maFillColor);
SetLineColor();
ImplInitLineColor();
SetFillColor(aOldLineColor);
ImplInitFillColor();
// draw usig a loop; else the topology will paint a PolyPolygon
for(sal_uInt32 a(0); a < aAreaPolyPolygon.count(); a++)
{
ImplDrawPolyPolygonWithB2DPolyPolygon(
basegfx::B2DPolyPolygon(aAreaPolyPolygon.getB2DPolygon(a)));
}
SetLineColor(aOldLineColor);
ImplInitLineColor();
SetFillColor(aOldFillColor);
ImplInitFillColor();
if(bTryAA)
{
// when AA it is necessary to also paint the filled polygon's outline
// to avoid optical gaps
for(sal_uInt32 a(0); a < aAreaPolyPolygon.count(); a++)
{
ImplTryDrawPolyLineDirect(aAreaPolyPolygon.getB2DPolygon(a));
}
}
}
else
{
// fallback to old polygon drawing if needed
const Polygon aToolsPolygon( rB2DPolygon );
LineInfo aLineInfo;
if( fLineWidth != 0.0 )
aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
ImplDrawPolyLineWithLineInfo( aToolsPolygon, aLineInfo );
}
}
void OutputDevice::ImplDrawPolyLineWithLineInfo(const Polygon& rPoly, const LineInfo& rLineInfo)
{
sal_uInt16 nPoints(rPoly.GetSize());
if ( !IsDeviceOutputNecessary() || !mbLineColor || ( nPoints < 2 ) || ( LINE_NONE == rLineInfo.GetStyle() ) || ImplIsRecordLayout() )
return;
Polygon aPoly = ImplLogicToDevicePixel( rPoly );
// #100127# LineInfo is not curve-safe, subdivide always
// What shall this mean? It's wrong to subdivide here when the
// polygon is a fat line. In that case, the painted geometry
// WILL be much different.
// I also have no idea how this could be related to the given ID
// which reads 'consolidate boost versions' in the task description.
// Removing.
//if( aPoly.HasFlags() )
//{
// aPoly = ImplSubdivideBezier( aPoly );
// nPoints = aPoly.GetSize();
//}
// we need a graphics
if ( !mpGraphics && !ImplGetGraphics() )
return;
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
if ( mbInitLineColor )
ImplInitLineColor();
const LineInfo aInfo( ImplLogicToDevicePixel( rLineInfo ) );
const bool bDashUsed(LINE_DASH == aInfo.GetStyle());
const bool bLineWidthUsed(aInfo.GetWidth() > 1);
if(bDashUsed || bLineWidthUsed)
{
ImplPaintLineGeometryWithEvtlExpand(aInfo, basegfx::B2DPolyPolygon(aPoly.getB2DPolygon()));
}
else
{
// #100127# the subdivision HAS to be done here since only a pointer
// to an array of points is given to the DrawPolyLine method, there is
// NO way to find out there that it's a curve.
if( aPoly.HasFlags() )
{
aPoly = ImplSubdivideBezier( aPoly );
nPoints = aPoly.GetSize();
}
mpGraphics->DrawPolyLine(nPoints, (const SalPoint*)aPoly.GetConstPointAry(), this);
}
if( mpAlphaVDev )
mpAlphaVDev->DrawPolyLine( rPoly, rLineInfo );
}
bool OutputDevice::ImplTryDrawPolyLineDirect(
const basegfx::B2DPolygon& rB2DPolygon,
double fLineWidth,
double fTransparency,
basegfx::B2DLineJoin eLineJoin,
css::drawing::LineCap eLineCap)
{
const basegfx::B2DHomMatrix aTransform = ImplGetDeviceTransformation();
basegfx::B2DVector aB2DLineWidth(1.0, 1.0);
// transform the line width if used
if( fLineWidth != 0.0 )
{
aB2DLineWidth = aTransform * ::basegfx::B2DVector( fLineWidth, fLineWidth );
}
// transform the polygon
basegfx::B2DPolygon aB2DPolygon(rB2DPolygon);
aB2DPolygon.transform(aTransform);
if((mnAntialiasing & ANTIALIASING_PIXELSNAPHAIRLINE)
&& aB2DPolygon.count() < 1000)
{
// #i98289#, #i101491#
// better to remove doubles on device coordinates. Also assume from a given amount
// of points that the single edges are not long enough to smooth
aB2DPolygon.removeDoublePoints();
aB2DPolygon = basegfx::tools::snapPointsOfHorizontalOrVerticalEdges(aB2DPolygon);
}
// draw the polyline
return mpGraphics->DrawPolyLine(
aB2DPolygon,
fTransparency,
aB2DLineWidth,
eLineJoin,
eLineCap,
this);
}
bool OutputDevice::TryDrawPolyLineDirect(
const basegfx::B2DPolygon& rB2DPolygon,
double fLineWidth,
double fTransparency,
basegfx::B2DLineJoin eLineJoin,
css::drawing::LineCap eLineCap)
{
// AW: Do NOT paint empty PolyPolygons
if(!rB2DPolygon.count())
return true;
// we need a graphics
if( !mpGraphics )
if( !ImplGetGraphics() )
return false;
if( mbInitClipRegion )
ImplInitClipRegion();
if( mbOutputClipped )
return true;
if( mbInitLineColor )
ImplInitLineColor();
const bool bTryAA((mnAntialiasing & ANTIALIASING_ENABLE_B2DDRAW)
&& mpGraphics->supportsOperation(OutDevSupport_B2DDraw)
&& ROP_OVERPAINT == GetRasterOp()
&& IsLineColor());
if(bTryAA)
{
if(ImplTryDrawPolyLineDirect(rB2DPolygon, fLineWidth, fTransparency, eLineJoin, eLineCap))
{
// worked, add metafile action (if recorded) and return true
if( mpMetaFile )
{
LineInfo aLineInfo;
if( fLineWidth != 0.0 )
aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
const Polygon aToolsPolygon( rB2DPolygon );
mpMetaFile->AddAction( new MetaPolyLineAction( aToolsPolygon, aLineInfo ) );
}
return true;
}
}
return false;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

118
vcl/source/gdi/outdev/rect.cxx Normal file
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/* -*- 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 <tools/poly.hxx>
#include <vcl/virdev.hxx>
#include <vcl/outdev.hxx>
#include <salgdi.hxx>
void OutputDevice::DrawRect( const Rectangle& rRect )
{
if ( mpMetaFile )
mpMetaFile->AddAction( new MetaRectAction( rRect ) );
if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
return;
Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
if ( aRect.IsEmpty() )
return;
aRect.Justify();
if ( !mpGraphics )
{
if ( !ImplGetGraphics() )
return;
}
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
if ( mbInitLineColor )
ImplInitLineColor();
if ( mbInitFillColor )
ImplInitFillColor();
mpGraphics->DrawRect( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(), this );
if( mpAlphaVDev )
mpAlphaVDev->DrawRect( rRect );
}
void OutputDevice::DrawRect( const Rectangle& rRect,
sal_uLong nHorzRound, sal_uLong nVertRound )
{
if ( mpMetaFile )
mpMetaFile->AddAction( new MetaRoundRectAction( rRect, nHorzRound, nVertRound ) );
if ( !IsDeviceOutputNecessary() || (!mbLineColor && !mbFillColor) || ImplIsRecordLayout() )
return;
const Rectangle aRect( ImplLogicToDevicePixel( rRect ) );
if ( aRect.IsEmpty() )
return;
nHorzRound = ImplLogicWidthToDevicePixel( nHorzRound );
nVertRound = ImplLogicHeightToDevicePixel( nVertRound );
// we need a graphics
if ( !mpGraphics )
{
if ( !ImplGetGraphics() )
return;
}
if ( mbInitClipRegion )
ImplInitClipRegion();
if ( mbOutputClipped )
return;
if ( mbInitLineColor )
ImplInitLineColor();
if ( mbInitFillColor )
ImplInitFillColor();
if ( !nHorzRound && !nVertRound )
mpGraphics->DrawRect( aRect.Left(), aRect.Top(), aRect.GetWidth(), aRect.GetHeight(), this );
else
{
const Polygon aRoundRectPoly( aRect, nHorzRound, nVertRound );
if ( aRoundRectPoly.GetSize() >= 2 )
{
const SalPoint* pPtAry = (const SalPoint*) aRoundRectPoly.GetConstPointAry();
if ( !mbFillColor )
mpGraphics->DrawPolyLine( aRoundRectPoly.GetSize(), pPtAry, this );
else
mpGraphics->DrawPolygon( aRoundRectPoly.GetSize(), pPtAry, this );
}
}
if( mpAlphaVDev )
mpAlphaVDev->DrawRect( rRect, nHorzRound, nVertRound );
}