1 
2 /*
3  * Copyright 2006 The Android Open Source Project
4  *
5  * Use of this source code is governed by a BSD-style license that can be
6  * found in the LICENSE file.
7  */
8 
9 
10 #ifndef SkAnimateBase_DEFINED
11 #define SkAnimateBase_DEFINED
12 
13 #include "SkDisplayable.h"
14 #include "SkMath.h"
15 #include "SkMemberInfo.h"
16 #include "SkTypedArray.h"
17 
18 class SkApply;
19 class SkADrawable;
20 
21 class SkAnimateBase : public SkDisplayable {
22 public:
23     DECLARE_MEMBER_INFO(AnimateBase);
24     SkAnimateBase();
25     virtual ~SkAnimateBase();
26     virtual int components();
27     SkDisplayable* deepCopy(SkAnimateMaker* ) override;
28     void dirty() override;
29 #ifdef SK_DUMP_ENABLED
30     void dump(SkAnimateMaker* ) override;
31 #endif
entries()32     int entries() { return fValues.count() / components(); }
33     virtual bool hasExecute() const;
isDynamic()34     bool isDynamic() const { return SkToBool(fDynamic); }
35     SkDisplayable* getParent() const override;
36     bool getProperty(int index, SkScriptValue* value) const override;
getStart()37     SkMSec getStart() const { return fStart; }
getValues()38     SkOperand* getValues() { return fValues.begin(); }
getValuesType()39     SkDisplayTypes getValuesType() { return fValues.getType(); }
40     void onEndElement(SkAnimateMaker& ) override;
41     void packARGB(SkScalar [], int count, SkTDOperandArray* );
42     virtual void refresh(SkAnimateMaker& );
setChanged(bool changed)43     void setChanged(bool changed) { fChanged = changed; }
setHasEndEvent()44     void setHasEndEvent() { fHasEndEvent = true; }
45     bool setParent(SkDisplayable* ) override;
46     bool setProperty(int index, SkScriptValue& value) override;
47     void setTarget(SkAnimateMaker& );
48     virtual bool targetNeedsInitialization() const;
49 protected:
50     SkMSec begin;
51     SkTDScalarArray blend;
52     SkMSec dur;
53     // !!! make field part of a union with fFieldInfo, or fValues, something known later?
54     SkString field; // temporary; once target is known, this is reset
55     SkString formula;
56     SkString from;
57     SkString lval;
58     SkScalar repeat;
59     SkString target;    // temporary; once target is known, this is reset
60     SkString to;
61     SkApply* fApply;
62     const SkMemberInfo* fFieldInfo;
63     int fFieldOffset;
64     SkMSec fStart;  // corrected time when this apply was enabled
65     SkADrawable* fTarget;
66     SkTypedArray fValues;
67     unsigned fChanged : 1; // true when value referenced by script has changed
68     unsigned fDelayed : 1;  // enabled, but undrawn pending delay
69     unsigned fDynamic : 1;
70     unsigned fHasEndEvent : 1;
71     unsigned fHasValues : 1;        // set if 'values' passed instead of 'to'
72     unsigned fMirror : 1;
73     unsigned fReset : 1;
74     unsigned fResetPending : 1;
75     unsigned fTargetIsScope : 1;
76 private:
77     typedef SkDisplayable INHERITED;
78     friend class SkActive;
79     friend class SkApply;
80     friend class SkDisplayList;
81 };
82 
83 #endif // SkAnimateBase_DEFINED
84