office-gobmx/drawinglayer/source/primitive2d/animatedprimitive2d.cxx
2006-10-19 09:40:02 +00:00

256 lines
9.3 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: animatedprimitive2d.cxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: aw $ $Date: 2006-10-19 10:35:01 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_ANIMATEDPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/animatedprimitive2d.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_ANIMATION_ANIMATIONTIMING_HXX
#include <drawinglayer/animation/animationtiming.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_TRANSFORMPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_GEOMETRY_VIEWINFORMATION2D_HXX
#include <drawinglayer/geometry/viewinformation2d.hxx>
#endif
//////////////////////////////////////////////////////////////////////////////
using namespace com::sun::star;
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence AnimatedSwitchPrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
if(getChildren().hasElements())
{
const double fState(getAnimationEntry().getStateAtTime(rViewInformation.getViewTime()));
const sal_Int32 nLen(getChildren().getLength());
sal_Int32 nIndex(basegfx::fround(fState * (double)nLen));
if(nIndex >= nLen)
{
nIndex = nLen - 1L;
}
const Primitive2DReference xRef(getChildren()[nIndex], uno::UNO_QUERY_THROW);
return Primitive2DSequence(&xRef, 1L);
}
return Primitive2DSequence();
}
AnimatedSwitchPrimitive2D::AnimatedSwitchPrimitive2D(
const animation::AnimationEntry& rAnimationEntry,
const Primitive2DSequence& rChildren,
bool bIsTextAnimation)
: GroupPrimitive2D(rChildren),
mpAnimationEntry(0),
mfDecomposeViewTime(0.0),
mbIsTextAnimation(bIsTextAnimation)
{
// clone given animation description
mpAnimationEntry = rAnimationEntry.clone();
}
AnimatedSwitchPrimitive2D::~AnimatedSwitchPrimitive2D()
{
// delete cloned animation description
delete mpAnimationEntry;
}
bool AnimatedSwitchPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(GroupPrimitive2D::operator==(rPrimitive))
{
const AnimatedSwitchPrimitive2D& rCompare = static_cast< const AnimatedSwitchPrimitive2D& >(rPrimitive);
return (getAnimationEntry() == rCompare.getAnimationEntry());
}
return false;
}
Primitive2DSequence AnimatedSwitchPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
::osl::MutexGuard aGuard( m_aMutex );
if(getLocalDecomposition().hasElements() && mfDecomposeViewTime != rViewInformation.getViewTime())
{
// conditions of last local decomposition have changed, delete
const_cast< AnimatedSwitchPrimitive2D* >(this)->setLocalDecomposition(Primitive2DSequence());
}
if(!getLocalDecomposition().hasElements())
{
// remember time
const_cast< AnimatedSwitchPrimitive2D* >(this)->mfDecomposeViewTime = rViewInformation.getViewTime();
}
// use parent implementation
return GroupPrimitive2D::get2DDecomposition(rViewInformation);
}
basegfx::B2DRange AnimatedSwitchPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
{
// to get range from decomposition and not from group content, call implementation from
// BasePrimitive2D here
return BasePrimitive2D::getB2DRange(rViewInformation);
}
sal_uInt32 AnimatedSwitchPrimitive2D::getPrimitiveID() const
{
return Create2DPrimitiveID('2','A','S','w');
}
} // end of namespace primitive2d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence AnimatedBlinkPrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
if(getChildren().hasElements())
{
const double fState(getAnimationEntry().getStateAtTime(rViewInformation.getViewTime()));
if(fState < 0.5)
{
return getChildren();
}
}
return Primitive2DSequence();
}
AnimatedBlinkPrimitive2D::AnimatedBlinkPrimitive2D(
const animation::AnimationEntry& rAnimationEntry,
const Primitive2DSequence& rChildren,
bool bIsTextAnimation)
: AnimatedSwitchPrimitive2D(rAnimationEntry, rChildren, bIsTextAnimation)
{
}
sal_uInt32 AnimatedBlinkPrimitive2D::getPrimitiveID() const
{
return Create2DPrimitiveID('2','A','B','l');
}
} // end of namespace primitive2d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence AnimatedInterpolatePrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
// ensure matrices are decomposed
if(!mbDecomposed)
{
const_cast< AnimatedInterpolatePrimitive2D* >(this)->implDecompose();
}
// create state at time
double fState(getAnimationEntry().getStateAtTime(rViewInformation.getViewTime()));
if(fState < 0.0)
{
fState = 0.0;
}
if(fState > 1.0)
{
fState = 1.0;
}
// interpolate for state
basegfx::B2DVector aScale(basegfx::interpolate(maScaleA, maScaleB, fState));
basegfx::B2DVector aTranslate(basegfx::interpolate(maTranslateA, maTranslateB, fState));
const double fRotate(((mfRotateB - mfRotateA) * fState) + mfRotateA);
const double fShearX(((mfShearXB - mfShearXA) * fState) + mfShearXA);
// build matrix for state
basegfx::B2DHomMatrix aMergedTransform;
aMergedTransform.scale(aScale.getX(), aScale.getY());
aMergedTransform.shearX(fShearX);
aMergedTransform.rotate(fRotate);
aMergedTransform.translate(aTranslate.getX(), aTranslate.getY());
// create new transform primitive reference, return new sequence
const Primitive2DReference xRef(new TransformPrimitive2D(aMergedTransform, getChildren()));
return Primitive2DSequence(&xRef, 1L);
}
void AnimatedInterpolatePrimitive2D::implDecompose()
{
maStart.decompose(maScaleA, maTranslateA, mfRotateA, mfShearXA);
maStop.decompose(maScaleB, maTranslateB, mfRotateB, mfShearXB);
mbDecomposed = true;
}
AnimatedInterpolatePrimitive2D::AnimatedInterpolatePrimitive2D(
const animation::AnimationEntry& rAnimationEntry,
const Primitive2DSequence& rChildren,
const basegfx::B2DHomMatrix& rStart,
const basegfx::B2DHomMatrix& rStop,
bool bIsTextAnimation)
: AnimatedSwitchPrimitive2D(rAnimationEntry, rChildren, bIsTextAnimation),
maStart(rStart),
maStop(rStop),
mbDecomposed(false)
{
}
sal_uInt32 AnimatedInterpolatePrimitive2D::getPrimitiveID() const
{
return Create2DPrimitiveID('2','A','I','n');
}
} // end of namespace primitive2d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
// eof