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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 <drawinglayer/primitive2d/animatedprimitive2d.hxx>
#include <drawinglayer/animation/animationtiming.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
using namespace com::sun::star;
namespace drawinglayer::primitive2d
{
void AnimatedSwitchPrimitive2D::setAnimationEntry(const animation::AnimationEntry& rNew)
{
// clone given animation description
mpAnimationEntry = rNew.clone();
}
AnimatedSwitchPrimitive2D::AnimatedSwitchPrimitive2D(
const animation::AnimationEntry& rAnimationEntry,
Primitive2DContainer&& aChildren,
bool bIsTextAnimation)
: GroupPrimitive2D(std::move(aChildren)),
mbIsTextAnimation(bIsTextAnimation)
{
// clone given animation description
mpAnimationEntry = rAnimationEntry.clone();
}
AnimatedSwitchPrimitive2D::~AnimatedSwitchPrimitive2D()
{
}
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;
}
void AnimatedSwitchPrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const
{
if(getChildren().empty())
return;
const double fState(getAnimationEntry().getStateAtTime(rViewInformation.getViewTime()));
const sal_uInt32 nLen(getChildren().size());
sal_uInt32 nIndex(basegfx::fround(fState * static_cast<double>(nLen)));
if(nIndex >= nLen)
{
nIndex = nLen - 1;
}
const Primitive2DReference xRef(getChildren()[nIndex], uno::UNO_SET_THROW);
rVisitor.visit(xRef);
}
// provide unique ID
sal_uInt32 AnimatedSwitchPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_ANIMATEDSWITCHPRIMITIVE2D;
}
} // end of namespace drawinglayer::primitive2d
namespace drawinglayer::primitive2d
{
AnimatedBlinkPrimitive2D::AnimatedBlinkPrimitive2D(
const animation::AnimationEntry& rAnimationEntry,
Primitive2DContainer&& aChildren)
: AnimatedSwitchPrimitive2D(rAnimationEntry, std::move(aChildren), true/*bIsTextAnimation*/)
{
}
void AnimatedBlinkPrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const
{
if(!getChildren().empty())
{
const double fState(getAnimationEntry().getStateAtTime(rViewInformation.getViewTime()));
if(fState < 0.5)
{
getChildren(rVisitor);
}
}
}
// provide unique ID
sal_uInt32 AnimatedBlinkPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_ANIMATEDBLINKPRIMITIVE2D;
}
} // end of namespace drawinglayer::primitive2d
namespace drawinglayer::primitive2d
{
AnimatedInterpolatePrimitive2D::AnimatedInterpolatePrimitive2D(
const std::vector< basegfx::B2DHomMatrix >& rmMatrixStack,
const animation::AnimationEntry& rAnimationEntry,
Primitive2DContainer&& aChildren)
: AnimatedSwitchPrimitive2D(rAnimationEntry, std::move(aChildren), true/*bIsTextAnimation*/)
{
// copy matrices to locally pre-decomposed matrix stack
const sal_uInt32 nCount(rmMatrixStack.size());
maMatrixStack.reserve(nCount);
for(const auto& a : rmMatrixStack)
{
maMatrixStack.emplace_back(a);
}
}
void AnimatedInterpolatePrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& rViewInformation) const
{
const sal_uInt32 nSize(maMatrixStack.size());
if(nSize)
{
double fState(getAnimationEntry().getStateAtTime(rViewInformation.getViewTime()));
if(fState < 0.0)
{
fState = 0.0;
}
else if(fState > 1.0)
{
fState = 1.0;
}
const double fIndex(fState * static_cast<double>(nSize - 1));
const sal_uInt32 nIndA(sal_uInt32(floor(fIndex)));
const double fOffset(fIndex - static_cast<double>(nIndA));
basegfx::B2DHomMatrix aTargetTransform;
std::vector< basegfx::utils::B2DHomMatrixBufferedDecompose >::const_iterator aMatA(maMatrixStack.begin() + nIndA);
if(basegfx::fTools::equalZero(fOffset))
{
// use matrix from nIndA directly
aTargetTransform = aMatA->getB2DHomMatrix();
}
else
{
// interpolate. Get involved buffered decomposed matrices
const sal_uInt32 nIndB((nIndA + 1) % nSize);
std::vector< basegfx::utils::B2DHomMatrixBufferedDecompose >::const_iterator aMatB(maMatrixStack.begin() + nIndB);
// interpolate for fOffset [0.0 .. 1.0[
const basegfx::B2DVector aScale(basegfx::interpolate(aMatA->getScale(), aMatB->getScale(), fOffset));
const basegfx::B2DVector aTranslate(basegfx::interpolate(aMatA->getTranslate(), aMatB->getTranslate(), fOffset));
const double fRotate(((aMatB->getRotate() - aMatA->getRotate()) * fOffset) + aMatA->getRotate());
const double fShearX(((aMatB->getShearX() - aMatA->getShearX()) * fOffset) + aMatA->getShearX());
// build matrix for state
aTargetTransform = basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix(
aScale, fShearX, fRotate, aTranslate);
}
// create new transform primitive reference, return new sequence
Primitive2DReference xRef(new TransformPrimitive2D(aTargetTransform, Primitive2DContainer(getChildren())));
rVisitor.visit(xRef);
}
else
{
getChildren(rVisitor);
}
}
// provide unique ID
sal_uInt32 AnimatedInterpolatePrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_ANIMATEDINTERPOLATEPRIMITIVE2D;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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