55402d82c5
Plus a quick recheck for files in vcl/source/[a-g]*/ Found with bin/find-unneeded-includes Only removal proposals are dealt with here. Change-Id: Ia1ae951047be2e034da5f3b0422613ddb0a091ad Reviewed-on: https://gerrit.libreoffice.org/78065 Tested-by: Jenkins Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
378 lines
12 KiB
C++
378 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <cassert>
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#include <sal/types.h>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/polygon/b2dlinegeometry.hxx>
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#include <vcl/gdimtf.hxx>
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#include <vcl/metaact.hxx>
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#include <vcl/outdev.hxx>
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#include <vcl/virdev.hxx>
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#include <salgdi.hxx>
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void OutputDevice::DrawPolyLine( const tools::Polygon& rPoly )
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{
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assert(!is_double_buffered_window());
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if( mpMetaFile )
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mpMetaFile->AddAction( new MetaPolyLineAction( rPoly ) );
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sal_uInt16 nPoints = rPoly.GetSize();
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if ( !IsDeviceOutputNecessary() || !mbLineColor || (nPoints < 2) || ImplIsRecordLayout() )
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return;
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// we need a graphics
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if ( !mpGraphics && !AcquireGraphics() )
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return;
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if ( mbInitClipRegion )
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InitClipRegion();
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if ( mbOutputClipped )
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return;
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if ( mbInitLineColor )
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InitLineColor();
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// use b2dpolygon drawing if possible
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if(DrawPolyLineDirect(
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basegfx::B2DHomMatrix(),
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rPoly.getB2DPolygon()))
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{
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return;
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}
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const basegfx::B2DPolygon aB2DPolyLine(rPoly.getB2DPolygon());
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const basegfx::B2DHomMatrix aTransform(ImplGetDeviceTransformation());
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const basegfx::B2DVector aB2DLineWidth( 1.0, 1.0 );
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const bool bPixelSnapHairline(mnAntialiasing & AntialiasingFlags::PixelSnapHairline);
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if(mpGraphics->DrawPolyLine(
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aTransform,
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aB2DPolyLine,
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0.0,
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aB2DLineWidth,
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basegfx::B2DLineJoin::NONE,
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css::drawing::LineCap_BUTT,
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basegfx::deg2rad(15.0) /*default fMiterMinimumAngle, not used*/,
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bPixelSnapHairline,
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this))
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{
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return;
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}
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tools::Polygon aPoly = ImplLogicToDevicePixel( rPoly );
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SalPoint* pPtAry = reinterpret_cast<SalPoint*>(aPoly.GetPointAry());
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// #100127# Forward beziers to sal, if any
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if( aPoly.HasFlags() )
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{
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const PolyFlags* pFlgAry = aPoly.GetConstFlagAry();
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if( !mpGraphics->DrawPolyLineBezier( nPoints, pPtAry, pFlgAry, this ) )
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{
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aPoly = tools::Polygon::SubdivideBezier(aPoly);
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pPtAry = reinterpret_cast<SalPoint*>(aPoly.GetPointAry());
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mpGraphics->DrawPolyLine( aPoly.GetSize(), pPtAry, this );
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}
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}
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else
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{
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mpGraphics->DrawPolyLine( nPoints, pPtAry, this );
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}
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if( mpAlphaVDev )
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mpAlphaVDev->DrawPolyLine( rPoly );
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}
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void OutputDevice::DrawPolyLine( const tools::Polygon& rPoly, const LineInfo& rLineInfo )
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{
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assert(!is_double_buffered_window());
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if ( rLineInfo.IsDefault() )
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{
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DrawPolyLine( rPoly );
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return;
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}
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// #i101491#
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// Try direct Fallback to B2D-Version of DrawPolyLine
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if((mnAntialiasing & AntialiasingFlags::EnableB2dDraw) &&
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LineStyle::Solid == rLineInfo.GetStyle())
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{
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DrawPolyLine(
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rPoly.getB2DPolygon(),
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static_cast< double >(rLineInfo.GetWidth()),
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rLineInfo.GetLineJoin(),
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rLineInfo.GetLineCap(),
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basegfx::deg2rad(15.0) /* default fMiterMinimumAngle, value not available in LineInfo */);
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return;
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}
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if ( mpMetaFile )
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mpMetaFile->AddAction( new MetaPolyLineAction( rPoly, rLineInfo ) );
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drawPolyLine(rPoly, rLineInfo);
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}
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void OutputDevice::DrawPolyLine( const basegfx::B2DPolygon& rB2DPolygon,
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double fLineWidth,
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basegfx::B2DLineJoin eLineJoin,
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css::drawing::LineCap eLineCap,
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double fMiterMinimumAngle)
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{
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assert(!is_double_buffered_window());
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if( mpMetaFile )
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{
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LineInfo aLineInfo;
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if( fLineWidth != 0.0 )
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aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
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const tools::Polygon aToolsPolygon( rB2DPolygon );
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mpMetaFile->AddAction( new MetaPolyLineAction( aToolsPolygon, aLineInfo ) );
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}
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// Do not paint empty PolyPolygons
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if(!rB2DPolygon.count() || !IsDeviceOutputNecessary())
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return;
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// we need a graphics
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if( !mpGraphics && !AcquireGraphics() )
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return;
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if( mbInitClipRegion )
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InitClipRegion();
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if( mbOutputClipped )
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return;
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if( mbInitLineColor )
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InitLineColor();
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// use b2dpolygon drawing if possible
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if(DrawPolyLineDirect(
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basegfx::B2DHomMatrix(),
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rB2DPolygon,
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fLineWidth,
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0.0,
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eLineJoin,
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eLineCap,
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fMiterMinimumAngle))
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{
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return;
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}
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// #i101491#
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// no output yet; fallback to geometry decomposition and use filled polygon paint
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// when line is fat and not too complex. ImplDrawPolyPolygonWithB2DPolyPolygon
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// will do internal needed AA checks etc.
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if(fLineWidth >= 2.5 &&
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rB2DPolygon.count() &&
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rB2DPolygon.count() <= 1000)
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{
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const double fHalfLineWidth((fLineWidth * 0.5) + 0.5);
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const basegfx::B2DPolyPolygon aAreaPolyPolygon(
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basegfx::utils::createAreaGeometry( rB2DPolygon,
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fHalfLineWidth,
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eLineJoin,
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eLineCap,
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fMiterMinimumAngle));
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const Color aOldLineColor(maLineColor);
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const Color aOldFillColor(maFillColor);
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SetLineColor();
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InitLineColor();
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SetFillColor(aOldLineColor);
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InitFillColor();
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// draw using a loop; else the topology will paint a PolyPolygon
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for(auto const& rPolygon : aAreaPolyPolygon)
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{
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ImplDrawPolyPolygonWithB2DPolyPolygon(
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basegfx::B2DPolyPolygon(rPolygon));
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}
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SetLineColor(aOldLineColor);
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InitLineColor();
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SetFillColor(aOldFillColor);
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InitFillColor();
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const bool bTryAA((mnAntialiasing & AntialiasingFlags::EnableB2dDraw) &&
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mpGraphics->supportsOperation(OutDevSupportType::B2DDraw) &&
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RasterOp::OverPaint == GetRasterOp() &&
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IsLineColor());
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// when AA it is necessary to also paint the filled polygon's outline
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// to avoid optical gaps
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for(auto const& rPolygon : aAreaPolyPolygon)
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{
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(void)DrawPolyLineDirect(
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basegfx::B2DHomMatrix(),
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rPolygon,
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0.0,
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0.0,
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basegfx::B2DLineJoin::NONE,
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css::drawing::LineCap_BUTT,
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basegfx::deg2rad(15.0) /*default, not used*/,
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bTryAA);
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}
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}
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else
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{
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// fallback to old polygon drawing if needed
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const tools::Polygon aToolsPolygon( rB2DPolygon );
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LineInfo aLineInfo;
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if( fLineWidth != 0.0 )
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aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
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drawPolyLine( aToolsPolygon, aLineInfo );
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}
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}
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void OutputDevice::drawPolyLine(const tools::Polygon& rPoly, const LineInfo& rLineInfo)
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{
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sal_uInt16 nPoints(rPoly.GetSize());
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if ( !IsDeviceOutputNecessary() || !mbLineColor || ( nPoints < 2 ) || ( LineStyle::NONE == rLineInfo.GetStyle() ) || ImplIsRecordLayout() )
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return;
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tools::Polygon aPoly = ImplLogicToDevicePixel( rPoly );
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// we need a graphics
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if ( !mpGraphics && !AcquireGraphics() )
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return;
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if ( mbInitClipRegion )
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InitClipRegion();
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if ( mbOutputClipped )
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return;
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if ( mbInitLineColor )
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InitLineColor();
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const LineInfo aInfo( ImplLogicToDevicePixel( rLineInfo ) );
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const bool bDashUsed(LineStyle::Dash == aInfo.GetStyle());
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const bool bLineWidthUsed(aInfo.GetWidth() > 1);
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if(bDashUsed || bLineWidthUsed)
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{
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drawLine ( basegfx::B2DPolyPolygon(aPoly.getB2DPolygon()), aInfo );
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}
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else
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{
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// #100127# the subdivision HAS to be done here since only a pointer
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// to an array of points is given to the DrawPolyLine method, there is
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// NO way to find out there that it's a curve.
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if( aPoly.HasFlags() )
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{
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aPoly = tools::Polygon::SubdivideBezier( aPoly );
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nPoints = aPoly.GetSize();
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}
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mpGraphics->DrawPolyLine(nPoints, reinterpret_cast<SalPoint*>(aPoly.GetPointAry()), this);
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}
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if( mpAlphaVDev )
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mpAlphaVDev->DrawPolyLine( rPoly, rLineInfo );
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}
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bool OutputDevice::DrawPolyLineDirect(
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const basegfx::B2DHomMatrix& rObjectTransform,
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const basegfx::B2DPolygon& rB2DPolygon,
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double fLineWidth,
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double fTransparency,
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basegfx::B2DLineJoin eLineJoin,
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css::drawing::LineCap eLineCap,
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double fMiterMinimumAngle,
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bool bBypassAACheck)
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{
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assert(!is_double_buffered_window());
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// AW: Do NOT paint empty PolyPolygons
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if(!rB2DPolygon.count())
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return true;
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// we need a graphics
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if( !mpGraphics && !AcquireGraphics() )
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return false;
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if( mbInitClipRegion )
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InitClipRegion();
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if( mbOutputClipped )
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return true;
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if( mbInitLineColor )
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InitLineColor();
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const bool bTryAA( bBypassAACheck ||
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((mnAntialiasing & AntialiasingFlags::EnableB2dDraw) &&
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mpGraphics->supportsOperation(OutDevSupportType::B2DDraw) &&
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RasterOp::OverPaint == GetRasterOp() &&
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IsLineColor()));
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if(bTryAA)
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{
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// combine rObjectTransform with WorldToDevice
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const basegfx::B2DHomMatrix aTransform(ImplGetDeviceTransformation() * rObjectTransform);
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const bool bLineWidthZero(basegfx::fTools::equalZero(fLineWidth));
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const basegfx::B2DVector aB2DLineWidth(bLineWidthZero ? 1.0 : fLineWidth, bLineWidthZero ? 1.0 : fLineWidth);
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const bool bPixelSnapHairline((mnAntialiasing & AntialiasingFlags::PixelSnapHairline) && rB2DPolygon.count() < 1000);
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// draw the polyline
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bool bDrawSuccess = mpGraphics->DrawPolyLine(
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aTransform,
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rB2DPolygon,
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fTransparency,
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aB2DLineWidth,
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eLineJoin,
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eLineCap,
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fMiterMinimumAngle,
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bPixelSnapHairline,
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this);
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if( bDrawSuccess )
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{
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// worked, add metafile action (if recorded) and return true
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if( mpMetaFile )
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{
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LineInfo aLineInfo;
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if( fLineWidth != 0.0 )
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aLineInfo.SetWidth( static_cast<long>(fLineWidth+0.5) );
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// Transport known information, might be needed
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aLineInfo.SetLineJoin(eLineJoin);
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aLineInfo.SetLineCap(eLineCap);
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// MiterMinimumAngle does not exist yet in LineInfo
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const tools::Polygon aToolsPolygon( rB2DPolygon );
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mpMetaFile->AddAction( new MetaPolyLineAction( aToolsPolygon, aLineInfo ) );
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}
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return true;
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}
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}
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return false;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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