1*70f497fbSAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*70f497fbSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*70f497fbSAndrew Rist * or more contributor license agreements. See the NOTICE file 5*70f497fbSAndrew Rist * distributed with this work for additional information 6*70f497fbSAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*70f497fbSAndrew Rist * to you under the Apache License, Version 2.0 (the 8*70f497fbSAndrew Rist * "License"); you may not use this file except in compliance 9*70f497fbSAndrew Rist * with the License. You may obtain a copy of the License at 10*70f497fbSAndrew Rist * 11*70f497fbSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*70f497fbSAndrew Rist * 13*70f497fbSAndrew Rist * Unless required by applicable law or agreed to in writing, 14*70f497fbSAndrew Rist * software distributed under the License is distributed on an 15*70f497fbSAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*70f497fbSAndrew Rist * KIND, either express or implied. See the License for the 17*70f497fbSAndrew Rist * specific language governing permissions and limitations 18*70f497fbSAndrew Rist * under the License. 19*70f497fbSAndrew Rist * 20*70f497fbSAndrew Rist *************************************************************/ 21*70f497fbSAndrew Rist 22*70f497fbSAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 25cdf0e10cSrcweir #include "precompiled_slideshow.hxx" 26cdf0e10cSrcweir 27cdf0e10cSrcweir // must be first 28cdf0e10cSrcweir #include <canvas/debug.hxx> 29cdf0e10cSrcweir #include <tools/diagnose_ex.h> 30cdf0e10cSrcweir #include <canvas/verbosetrace.hxx> 31cdf0e10cSrcweir 32cdf0e10cSrcweir #include <continuouskeytimeactivitybase.hxx> 33cdf0e10cSrcweir 34cdf0e10cSrcweir #include <boost/tuple/tuple.hpp> 35cdf0e10cSrcweir #include <algorithm> 36cdf0e10cSrcweir #include <iterator> 37cdf0e10cSrcweir 38cdf0e10cSrcweir 39cdf0e10cSrcweir namespace slideshow 40cdf0e10cSrcweir { 41cdf0e10cSrcweir namespace internal 42cdf0e10cSrcweir { ContinuousKeyTimeActivityBase(const ActivityParameters & rParms)43cdf0e10cSrcweir ContinuousKeyTimeActivityBase::ContinuousKeyTimeActivityBase( const ActivityParameters& rParms ) : 44cdf0e10cSrcweir SimpleContinuousActivityBase( rParms ), 45cdf0e10cSrcweir maLerper( rParms.maDiscreteTimes ) 46cdf0e10cSrcweir { 47cdf0e10cSrcweir ENSURE_OR_THROW( rParms.maDiscreteTimes.size() > 1, 48cdf0e10cSrcweir "ContinuousKeyTimeActivityBase::ContinuousKeyTimeActivityBase(): key times vector must have two entries or more" ); 49cdf0e10cSrcweir ENSURE_OR_THROW( rParms.maDiscreteTimes.front() == 0.0, 50cdf0e10cSrcweir "ContinuousKeyTimeActivityBase::ContinuousKeyTimeActivityBase(): key times vector first entry must be zero" ); 51cdf0e10cSrcweir ENSURE_OR_THROW( rParms.maDiscreteTimes.back() <= 1.0, 52cdf0e10cSrcweir "ContinuousKeyTimeActivityBase::ContinuousKeyTimeActivityBase(): key times vector last entry must be less or equal 1" ); 53cdf0e10cSrcweir } 54cdf0e10cSrcweir simplePerform(double nSimpleTime,sal_uInt32 nRepeatCount) const55cdf0e10cSrcweir void ContinuousKeyTimeActivityBase::simplePerform( double nSimpleTime, 56cdf0e10cSrcweir sal_uInt32 nRepeatCount ) const 57cdf0e10cSrcweir { 58cdf0e10cSrcweir // calc simple time from global time - sweep through the 59cdf0e10cSrcweir // array multiple times for repeated animations (according to 60cdf0e10cSrcweir // SMIL spec). 61cdf0e10cSrcweir double fAlpha( calcAcceleratedTime( nSimpleTime ) ); 62cdf0e10cSrcweir std::ptrdiff_t nIndex; 63cdf0e10cSrcweir 64cdf0e10cSrcweir boost::tuples::tie(nIndex,fAlpha) = maLerper.lerp(fAlpha); 65cdf0e10cSrcweir 66cdf0e10cSrcweir perform( 67cdf0e10cSrcweir nIndex, 68cdf0e10cSrcweir fAlpha, 69cdf0e10cSrcweir nRepeatCount ); 70cdf0e10cSrcweir } 71cdf0e10cSrcweir } 72cdf0e10cSrcweir } 73