b9042fad7c
Change-Id: I6c145e984c885c7e06caa1c27bfb354ea49ad9ce
161 lines
6.9 KiB
C++
161 lines
6.9 KiB
C++
/* -*- 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 <drawinglayer/primitive2d/primitivetools2d.hxx>
|
|
#include <basegfx/vector/b2dvector.hxx>
|
|
#include <drawinglayer/geometry/viewinformation2d.hxx>
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
namespace drawinglayer
|
|
{
|
|
namespace primitive2d
|
|
{
|
|
Primitive2DSequence DiscreteMetricDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
|
|
{
|
|
::osl::MutexGuard aGuard( m_aMutex );
|
|
|
|
// get the current DiscreteUnit
|
|
const double fDiscreteUnit((rViewInformation.getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 0.0)).getLength());
|
|
|
|
if(getBuffered2DDecomposition().hasElements() && !basegfx::fTools::equal(fDiscreteUnit, getDiscreteUnit()))
|
|
{
|
|
// conditions of last local decomposition have changed, delete
|
|
const_cast< DiscreteMetricDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
|
|
}
|
|
|
|
if(!getBuffered2DDecomposition().hasElements())
|
|
{
|
|
// remember new valid DiscreteUnit
|
|
const_cast< DiscreteMetricDependentPrimitive2D* >(this)->mfDiscreteUnit = fDiscreteUnit;
|
|
}
|
|
|
|
// call base implementation
|
|
return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
|
|
}
|
|
} // end of namespace primitive2d
|
|
} // end of namespace drawinglayer
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
namespace drawinglayer
|
|
{
|
|
namespace primitive2d
|
|
{
|
|
Primitive2DSequence ViewportDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
|
|
{
|
|
::osl::MutexGuard aGuard( m_aMutex );
|
|
|
|
// get the current Viewport
|
|
const basegfx::B2DRange& rViewport = rViewInformation.getViewport();
|
|
|
|
if(getBuffered2DDecomposition().hasElements() && !rViewport.equal(getViewport()))
|
|
{
|
|
// conditions of last local decomposition have changed, delete
|
|
const_cast< ViewportDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
|
|
}
|
|
|
|
if(!getBuffered2DDecomposition().hasElements())
|
|
{
|
|
// remember new valid DiscreteUnit
|
|
const_cast< ViewportDependentPrimitive2D* >(this)->maViewport = rViewport;
|
|
}
|
|
|
|
// call base implementation
|
|
return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
|
|
}
|
|
} // end of namespace primitive2d
|
|
} // end of namespace drawinglayer
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
namespace drawinglayer
|
|
{
|
|
namespace primitive2d
|
|
{
|
|
Primitive2DSequence ViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
|
|
{
|
|
::osl::MutexGuard aGuard( m_aMutex );
|
|
|
|
// get the current ViewTransformation
|
|
const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation();
|
|
|
|
if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation())
|
|
{
|
|
// conditions of last local decomposition have changed, delete
|
|
const_cast< ViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
|
|
}
|
|
|
|
if(!getBuffered2DDecomposition().hasElements())
|
|
{
|
|
// remember new valid ViewTransformation
|
|
const_cast< ViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation;
|
|
}
|
|
|
|
// call base implementation
|
|
return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
|
|
}
|
|
} // end of namespace primitive2d
|
|
} // end of namespace drawinglayer
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
namespace drawinglayer
|
|
{
|
|
namespace primitive2d
|
|
{
|
|
Primitive2DSequence ObjectAndViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
|
|
{
|
|
::osl::MutexGuard aGuard( m_aMutex );
|
|
|
|
// get the current ViewTransfromation
|
|
const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation();
|
|
|
|
if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation())
|
|
{
|
|
// conditions of last local decomposition have changed, delete
|
|
const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
|
|
}
|
|
|
|
// get the current ObjectTransformation
|
|
const basegfx::B2DHomMatrix& rObjectTransformation = rViewInformation.getObjectTransformation();
|
|
|
|
if(getBuffered2DDecomposition().hasElements() && rObjectTransformation != getObjectTransformation())
|
|
{
|
|
// conditions of last local decomposition have changed, delete
|
|
const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
|
|
}
|
|
|
|
if(!getBuffered2DDecomposition().hasElements())
|
|
{
|
|
// remember new valid ViewTransformation, and ObjectTransformation
|
|
const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation;
|
|
const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maObjectTransformation = rObjectTransformation;
|
|
}
|
|
|
|
// call base implementation
|
|
return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
|
|
}
|
|
} // end of namespace primitive2d
|
|
} // end of namespace drawinglayer
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
// eof
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|