| /************************************************************** |
| * |
| * 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 |
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| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef INCLUDED_SLIDESHOW_CONTINUOUSKEYTIMEACTIVITYBASE_HXX |
| #define INCLUDED_SLIDESHOW_CONTINUOUSKEYTIMEACTIVITYBASE_HXX |
| |
| #include "simplecontinuousactivitybase.hxx" |
| |
| #include <basegfx/tools/keystoplerp.hxx> |
| #include <vector> |
| |
| |
| namespace slideshow |
| { |
| namespace internal |
| { |
| /** Interpolated, key-times animation. |
| |
| This class implements an interpolated key-times |
| animation, with continuous time. |
| */ |
| class ContinuousKeyTimeActivityBase : public SimpleContinuousActivityBase |
| { |
| public: |
| ContinuousKeyTimeActivityBase( const ActivityParameters& rParms ); |
| |
| using SimpleContinuousActivityBase::perform; |
| |
| /** Hook for derived classes |
| |
| This method will be called from perform(), already |
| equipped with the modified time (nMinNumberOfFrames, repeat, |
| acceleration and deceleration taken into account). |
| |
| @param nIndex |
| Current index of the key times/key values. |
| |
| @param nFractionalIndex |
| Fractional value from the [0,1] range, specifying |
| the position between nIndex and nIndex+1. |
| |
| @param nRepeatCount |
| Number of full repeats already performed |
| */ |
| virtual void perform( sal_uInt32 nIndex, |
| double nFractionalIndex, |
| sal_uInt32 nRepeatCount ) const = 0; |
| |
| /// From SimpleContinuousActivityBase class |
| virtual void simplePerform( double nSimpleTime, |
| sal_uInt32 nRepeatCount ) const; |
| |
| private: |
| const ::basegfx::tools::KeyStopLerp maLerper; |
| }; |
| } |
| } |
| |
| #endif /* INCLUDED_SLIDESHOW_CONTINUOUSKEYTIMEACTIVITYBASE_HXX */ |