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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 <OverlayRanges.hxx>
#include <view.hxx>
#include <svx/sdrpaintwindow.hxx>
#include <svx/svdview.hxx>
#include <svx/sdr/overlay/overlaymanager.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolypolygoncutter.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
namespace
{
// combine ranges geometrically to a single, ORed polygon
basegfx::B2DPolyPolygon impCombineRangesToPolyPolygon(const std::vector< basegfx::B2DRange >& rRanges)
{
const sal_uInt32 nCount(rRanges.size());
basegfx::B2DPolyPolygon aRetval;
for(sal_uInt32 a(0); a < nCount; a++)
{
const basegfx::B2DPolygon aDiscretePolygon(basegfx::tools::createPolygonFromRect(rRanges[a]));
if(0 == a)
{
aRetval.append(aDiscretePolygon);
}
else
{
aRetval = basegfx::tools::solvePolygonOperationOr(aRetval, basegfx::B2DPolyPolygon(aDiscretePolygon));
}
}
return aRetval;
}
}
namespace sw
{
namespace overlay
{
drawinglayer::primitive2d::Primitive2DSequence OverlayRanges::createOverlayObjectPrimitive2DSequence()
{
const sal_uInt32 nCount(getRanges().size());
drawinglayer::primitive2d::Primitive2DSequence aRetval;
aRetval.realloc(nCount);
for ( sal_uInt32 a = 0; a < nCount; ++a )
{
const basegfx::BColor aRGBColor(getBaseColor().getBColor());
const basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(maRanges[a]));
aRetval[a] = drawinglayer::primitive2d::Primitive2DReference(
new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D(
basegfx::B2DPolyPolygon(aPolygon),
aRGBColor));
}
// embed all rectangles in transparent paint
const SvtOptionsDrawinglayer aSvtOptionsDrawinglayer;
const sal_uInt16 nTransparence( aSvtOptionsDrawinglayer.GetTransparentSelectionPercent() );
const double fTransparence( nTransparence / 100.0 );
const drawinglayer::primitive2d::Primitive2DReference aUnifiedTransparence(
new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D(
aRetval,
fTransparence));
if ( mbShowSolidBorder )
{
const basegfx::BColor aRGBColor(getBaseColor().getBColor());
const basegfx::B2DPolyPolygon aPolyPolygon(impCombineRangesToPolyPolygon(getRanges()));
const drawinglayer::primitive2d::Primitive2DReference aOutline(
new drawinglayer::primitive2d::PolyPolygonHairlinePrimitive2D(
aPolyPolygon,
aRGBColor));
aRetval.realloc(2);
aRetval[0] = aUnifiedTransparence;
aRetval[1] = aOutline;
}
else
{
aRetval = drawinglayer::primitive2d::Primitive2DSequence(&aUnifiedTransparence, 1);
}
return aRetval;
}
/*static*/ OverlayRanges* OverlayRanges::CreateOverlayRange(
SwView& rDocView,
const Color& rColor,
const std::vector< basegfx::B2DRange >& rRanges,
const bool bShowSolidBorder )
{
OverlayRanges* pOverlayRanges = NULL;
SdrView* pView = rDocView.GetDrawView();
if ( pView != NULL )
{
SdrPaintWindow* pCandidate = pView->GetPaintWindow(0);
rtl::Reference<sdr::overlay::OverlayManager> xTargetOverlay = pCandidate->GetOverlayManager();
if ( xTargetOverlay.is() )
{
pOverlayRanges = new sw::overlay::OverlayRanges( rColor, rRanges, bShowSolidBorder );
xTargetOverlay->add( *pOverlayRanges );
}
}
return pOverlayRanges;
}
OverlayRanges::OverlayRanges(
const Color& rColor,
const std::vector< basegfx::B2DRange >& rRanges,
const bool bShowSolidBorder )
: sdr::overlay::OverlayObject( rColor )
, maRanges( rRanges )
, mbShowSolidBorder( bShowSolidBorder )
{
// no AA for highlight overlays
allowAntiAliase(false);
}
OverlayRanges::~OverlayRanges()
{
if( getOverlayManager() )
{
getOverlayManager()->remove(*this);
}
}
void OverlayRanges::setRanges(const std::vector< basegfx::B2DRange >& rNew)
{
if(rNew != maRanges)
{
maRanges = rNew;
objectChange();
}
}
void OverlayRanges::ShowSolidBorder()
{
if ( !mbShowSolidBorder )
{
mbShowSolidBorder = true;
objectChange();
}
}
void OverlayRanges::HideSolidBorder()
{
if ( mbShowSolidBorder )
{
mbShowSolidBorder = false;
objectChange();
}
}
} // end of namespace overlay
} // end of namespace sdr
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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