michael@0: 
michael@0: /*
michael@0:  * Copyright 2006 The Android Open Source Project
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #ifndef SkAnimateActive_DEFINED
michael@0: #define SkAnimateActive_DEFINED
michael@0: 
michael@0: #include "SkDisplayApply.h"
michael@0: #include "SkOperandInterpolator.h"
michael@0: #include "SkIntArray.h"
michael@0: 
michael@0: class SkAnimateMaker;
michael@0: 
michael@0: class SkActive {
michael@0: public:
michael@0:     SkActive(SkApply& , SkAnimateMaker& );
michael@0:     ~SkActive();
michael@0:     void advance();
michael@0:     void append(SkApply* );
michael@0:     void calcDurations(int index);
michael@0:     void create(SkDrawable* scope, SkMSec time);
michael@0:     bool draw() { return immediate(false); }
michael@0:     bool enable() { return immediate(true); }
michael@0:     void init( );
michael@0:     SkMSec getTime(SkMSec inTime, int animatorIndex);
michael@0:     void pickUp(SkActive* existing);
michael@0:     void reset() { fDrawIndex = 0; }
michael@0:     void setInterpolator(int index, SkOperand* from);
michael@0:     void start();
michael@0: #ifdef SK_DEBUG
michael@0:     void validate();
michael@0: #endif
michael@0: private:
michael@0:     void appendSave(int oldCount);
michael@0:     void fixInterpolator(SkBool save);
michael@0:     bool immediate(bool enable);
michael@0:     bool initializeSave();
michael@0:     void initState(SkApply* , int offset);
michael@0:     void resetInterpolators();
michael@0:     void resetState();
michael@0:     void restoreInterpolatorValues(int index);
michael@0:     void saveInterpolatorValues(int index);
michael@0:     void setSteps(int steps);
michael@0:     struct SkState {
michael@0: //      void bumpSave();
michael@0:         SkMSec getRelativeTime(SkMSec time);
michael@0:         SkApply::Mode fMode;
michael@0:         SkApply::Transition fTransition;
michael@0:         SkBool8 fPickup;
michael@0:         SkBool8 fRestore;
michael@0:         SkBool8 fStarted;
michael@0:         SkBool8 fUnpostedEndEvent;
michael@0:         int32_t fSteps;
michael@0:         SkMSec fBegin;
michael@0:         SkMSec fStartTime;
michael@0:         SkMSec fDuration;
michael@0:         SkMSec fSave;
michael@0:         SkMSec fTicks;
michael@0:     };
michael@0:     SkActive& operator= (const SkActive& );
michael@0:     SkTDArray<SkOperandInterpolator*> fInterpolators;
michael@0:     SkApply& fApply;
michael@0:     SkTDArray<SkState> fState;  // one per animator
michael@0:     SkTDOperandPtrArray fSaveRestore;   // if apply has restore="true"
michael@0:     SkTDOperandPtrArray fSaveInterpolators;
michael@0:     SkTDAnimateArray fAnimators;
michael@0:     SkMSec fMaxTime;    // greatest of all animation durations; only used by immediate mode
michael@0:     SkAnimateMaker& fMaker;
michael@0:     int fDrawIndex;
michael@0:     int fDrawMax;
michael@0:     friend class SkApply;
michael@0: };
michael@0: 
michael@0: #endif // SkAnimateActive_DEFINED