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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 "ShadowOverlayObject.hxx"
#include <view.hxx>
#include <svx/sdrpaintwindow.hxx>
#include <svx/svdview.hxx>
#include <svx/sdr/overlay/overlaymanager.hxx>
#include <sw_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/primitivetools2d.hxx>
#include <drawinglayer/primitive2d/fillgradientprimitive2d.hxx>
#include <basegfx/utils/gradienttools.hxx>
namespace sw::sidebarwindows {
// helper SwPostItShadowPrimitive
namespace {
// Used to allow view-dependent primitive definition. For that purpose, the
// initially created primitive (this one) always has to be view-independent,
// but the decomposition is made view-dependent. Very simple primitive which
// just remembers the discrete data and applies it at decomposition time.
class ShadowPrimitive : public drawinglayer::primitive2d::DiscreteMetricDependentPrimitive2D
{
private:
basegfx::B2DPoint maBasePosition;
basegfx::B2DPoint maSecondPosition;
ShadowState maShadowState;
protected:
virtual void create2DDecomposition(
drawinglayer::primitive2d::Primitive2DContainer& rContainer,
const drawinglayer::geometry::ViewInformation2D& rViewInformation) const override;
public:
ShadowPrimitive(
const basegfx::B2DPoint& rBasePosition,
const basegfx::B2DPoint& rSecondPosition,
ShadowState aShadowState)
: maBasePosition(rBasePosition),
maSecondPosition(rSecondPosition),
maShadowState(aShadowState)
{}
// data access
const basegfx::B2DPoint& getSecondPosition() const { return maSecondPosition; }
virtual bool operator==( const drawinglayer::primitive2d::BasePrimitive2D& rPrimitive ) const override;
virtual sal_uInt32 getPrimitive2DID() const override;
};
}
void ShadowPrimitive::create2DDecomposition(
drawinglayer::primitive2d::Primitive2DContainer& rContainer,
const drawinglayer::geometry::ViewInformation2D& /*rViewInformation*/) const
{
// get logic sizes in object coordinate system
basegfx::B2DRange aRange(maBasePosition);
switch(maShadowState)
{
case SS_NORMAL:
{
aRange.expand(basegfx::B2DTuple(getSecondPosition().getX(), getSecondPosition().getY() + (2.0 * getDiscreteUnit())));
::drawinglayer::attribute::FillGradientAttribute aFillGradientAttribute(
css::awt::GradientStyle_LINEAR,
0.0,
0.5,
0.5,
M_PI,
basegfx::BColorStops(
basegfx::BColor(230.0/255.0,230.0/255.0,230.0/255.0),
basegfx::BColor(180.0/255.0,180.0/255.0,180.0/255.0)));
rContainer.push_back(
new drawinglayer::primitive2d::FillGradientPrimitive2D(
aRange,
std::move(aFillGradientAttribute)));
break;
}
case SS_VIEW:
{
aRange.expand(basegfx::B2DTuple(getSecondPosition().getX(), getSecondPosition().getY() + (4.0 * getDiscreteUnit())));
drawinglayer::attribute::FillGradientAttribute aFillGradientAttribute(
css::awt::GradientStyle_LINEAR,
0.0,
0.5,
0.5,
M_PI,
basegfx::BColorStops(
basegfx::BColor(230.0/255.0,230.0/255.0,230.0/255.0),
basegfx::BColor(180.0/255.0,180.0/255.0,180.0/255.0)));
rContainer.push_back(
new drawinglayer::primitive2d::FillGradientPrimitive2D(
aRange,
std::move(aFillGradientAttribute)));
break;
}
case SS_EDIT:
{
aRange.expand(basegfx::B2DTuple(getSecondPosition().getX(), getSecondPosition().getY() + (4.0 * getDiscreteUnit())));
drawinglayer::attribute::FillGradientAttribute aFillGradientAttribute(
css::awt::GradientStyle_LINEAR,
0.0,
0.5,
0.5,
M_PI,
basegfx::BColorStops(
basegfx::BColor(230.0/255.0,230.0/255.0,230.0/255.0),
basegfx::BColor(83.0/255.0,83.0/255.0,83.0/255.0)));
rContainer.push_back(
new drawinglayer::primitive2d::FillGradientPrimitive2D(
aRange,
std::move(aFillGradientAttribute)));
break;
}
default:
{
break;
}
}
}
bool ShadowPrimitive::operator==( const drawinglayer::primitive2d::BasePrimitive2D& rPrimitive ) const
{
if(drawinglayer::primitive2d::DiscreteMetricDependentPrimitive2D::operator==(rPrimitive))
{
const ShadowPrimitive& rCompare = static_cast< const ShadowPrimitive& >(rPrimitive);
return (maBasePosition == rCompare.maBasePosition
&& getSecondPosition() == rCompare.getSecondPosition()
&& maShadowState == rCompare.maShadowState);
}
return false;
}
sal_uInt32 ShadowPrimitive::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_SWSIDEBARSHADOWPRIMITIVE;
}
/* static */ std::unique_ptr<ShadowOverlayObject> ShadowOverlayObject::CreateShadowOverlayObject( SwView const & rDocView )
{
std::unique_ptr<ShadowOverlayObject> pShadowOverlayObject;
if ( rDocView.GetDrawView() )
{
SdrPaintWindow* pPaintWindow = rDocView.GetDrawView()->GetPaintWindow(0);
if( pPaintWindow )
{
const rtl::Reference< sdr::overlay::OverlayManager >& xOverlayManager = pPaintWindow->GetOverlayManager();
if ( xOverlayManager.is() )
{
pShadowOverlayObject.reset( new ShadowOverlayObject( basegfx::B2DPoint(0,0),
basegfx::B2DPoint(0,0),
Color(0,0,0) ) );
xOverlayManager->add(*pShadowOverlayObject);
}
}
}
return pShadowOverlayObject;
}
ShadowOverlayObject::ShadowOverlayObject( const basegfx::B2DPoint& rBasePos,
const basegfx::B2DPoint& rSecondPosition,
Color aBaseColor )
: OverlayObjectWithBasePosition(rBasePos, aBaseColor)
, maSecondPosition(rSecondPosition)
, mShadowState(SS_NORMAL)
{
}
ShadowOverlayObject::~ShadowOverlayObject()
{
if ( getOverlayManager() )
{
getOverlayManager()->remove(*this);
}
}
drawinglayer::primitive2d::Primitive2DContainer ShadowOverlayObject::createOverlayObjectPrimitive2DSequence()
{
const drawinglayer::primitive2d::Primitive2DReference aReference(
new ShadowPrimitive( getBasePosition(),
maSecondPosition,
GetShadowState() ) );
return drawinglayer::primitive2d::Primitive2DContainer { aReference };
}
void ShadowOverlayObject::SetShadowState(ShadowState aState)
{
if (mShadowState != aState)
{
mShadowState = aState;
objectChange();
}
}
void ShadowOverlayObject::SetPosition( const basegfx::B2DPoint& rPoint1,
const basegfx::B2DPoint& rPoint2)
{
if(!rPoint1.equal(getBasePosition()) || !rPoint2.equal(maSecondPosition))
{
maBasePosition = rPoint1;
maSecondPosition = rPoint2;
objectChange();
}
}
} // end of namespace sw::sidebarwindows
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
