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| -rw-r--r-- | drawinglayer/source/primitive2d/animatedprimitive2d.cxx | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/drawinglayer/source/primitive2d/animatedprimitive2d.cxx b/drawinglayer/source/primitive2d/animatedprimitive2d.cxx new file mode 100644 index 000000000..d2c8d4a65 --- /dev/null +++ b/drawinglayer/source/primitive2d/animatedprimitive2d.cxx @@ -0,0 +1,196 @@ +/* -*- 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, + const Primitive2DContainer& rChildren, + bool bIsTextAnimation) + : GroupPrimitive2D(rChildren), + 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.append(xRef); + } + + // provide unique ID + ImplPrimitive2DIDBlock(AnimatedSwitchPrimitive2D, PRIMITIVE2D_ID_ANIMATEDSWITCHPRIMITIVE2D) + +} // end of namespace drawinglayer::primitive2d + + +namespace drawinglayer::primitive2d +{ + AnimatedBlinkPrimitive2D::AnimatedBlinkPrimitive2D( + const animation::AnimationEntry& rAnimationEntry, + const Primitive2DContainer& rChildren) + : AnimatedSwitchPrimitive2D(rAnimationEntry, rChildren, 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 + ImplPrimitive2DIDBlock(AnimatedBlinkPrimitive2D, PRIMITIVE2D_ID_ANIMATEDBLINKPRIMITIVE2D) + +} // end of namespace drawinglayer::primitive2d + + +namespace drawinglayer::primitive2d +{ + AnimatedInterpolatePrimitive2D::AnimatedInterpolatePrimitive2D( + const std::vector< basegfx::B2DHomMatrix >& rmMatrixStack, + const animation::AnimationEntry& rAnimationEntry, + const Primitive2DContainer& rChildren) + : AnimatedSwitchPrimitive2D(rAnimationEntry, rChildren, true/*bIsTextAnimation*/), + maMatrixStack() + { + // copy matrices to locally pre-decomposed matrix stack + const sal_uInt32 nCount(rmMatrixStack.size()); + maMatrixStack.reserve(nCount); + + for(sal_uInt32 a(0); a < nCount; a++) + { + maMatrixStack.emplace_back(rmMatrixStack[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 + const Primitive2DReference xRef(new TransformPrimitive2D(aTargetTransform, getChildren())); + rVisitor.append(xRef); + } + else + { + getChildren(rVisitor); + } + } + + // provide unique ID + ImplPrimitive2DIDBlock(AnimatedInterpolatePrimitive2D, PRIMITIVE2D_ID_ANIMATEDINTERPOLATEPRIMITIVE2D) + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |