| /* libs/graphics/animator/SkAnimateActive.h |
| ** |
| ** Copyright 2006, Google Inc. |
| ** |
| ** Licensed 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 |
| ** |
| ** 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 SkAnimateActive_DEFINED |
| #define SkAnimateActive_DEFINED |
| |
| #include "SkDisplayApply.h" |
| #include "SkOperandInterpolator.h" |
| #include "SkIntArray.h" |
| |
| class SkAnimateMaker; |
| |
| class SkActive { |
| public: |
| SkActive(SkApply& , SkAnimateMaker& ); |
| ~SkActive(); |
| void advance(); |
| void append(SkApply* ); |
| void calcDurations(int index); |
| void create(SkDrawable* scope, SkMSec time); |
| bool draw() { return immediate(false); } |
| bool enable() { return immediate(true); } |
| void init( ); |
| SkMSec getTime(SkMSec inTime, int animatorIndex); |
| void pickUp(SkActive* existing); |
| void reset() { fDrawIndex = 0; } |
| void setInterpolator(int index, SkOperand* from); |
| void start(); |
| #ifdef SK_DEBUG |
| void validate(); |
| #endif |
| private: |
| void appendSave(int oldCount); |
| void fixInterpolator(SkBool save); |
| bool immediate(bool enable); |
| bool initializeSave(); |
| void initState(SkApply* , int offset); |
| void resetInterpolators(); |
| void resetState(); |
| void restoreInterpolatorValues(int index); |
| void saveInterpolatorValues(int index); |
| void setSteps(int steps); |
| struct SkState { |
| // void bumpSave(); |
| SkMSec getRelativeTime(SkMSec time); |
| SkApply::Mode fMode; |
| SkApply::Transition fTransition; |
| SkBool8 fPickup; |
| SkBool8 fRestore; |
| SkBool8 fStarted; |
| SkBool8 fUnpostedEndEvent; |
| S32 fSteps; |
| SkMSec fBegin; |
| SkMSec fStartTime; |
| SkMSec fDuration; |
| SkMSec fSave; |
| SkMSec fTicks; |
| }; |
| SkActive& operator= (const SkActive& ); |
| SkTDArray<SkOperandInterpolator*> fInterpolators; |
| SkApply& fApply; |
| SkTDArray<SkState> fState; // one per animator |
| SkTDOperandPtrArray fSaveRestore; // if apply has restore="true" |
| SkTDOperandPtrArray fSaveInterpolators; |
| SkTDAnimateArray fAnimators; |
| SkMSec fMaxTime; // greatest of all animation durations; only used by immediate mode |
| SkAnimateMaker& fMaker; |
| int fDrawIndex; |
| int fDrawMax; |
| friend class SkApply; |
| }; |
| |
| #endif // SkAnimateActive_DEFINED |