2012-04-19 14:35:52 +08:00
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/* libs/graphics/animator/SkDisplayable.h
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**
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** Copyright 2006, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#ifndef SkDisplayable_DEFINED
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#define SkDisplayable_DEFINED
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#include "SkOperand.h"
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#ifdef SK_DEBUG
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#include "SkString.h"
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#endif
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#include "SkIntArray.h"
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#include "SkRect.h"
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#include "SkTDArray.h"
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class SkAnimateMaker;
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class SkApply;
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class SkEvents;
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struct SkMemberInfo;
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struct SkScriptValue;
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class SkOpArray; // compiled scripting experiment
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union SkOperand2; // compiled scripting experiment
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class SkDisplayable {
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public:
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#ifdef SK_DEBUG
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SkDisplayable();
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#endif
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virtual ~SkDisplayable();
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virtual bool add(SkAnimateMaker& , SkDisplayable* child);
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virtual bool canContainDependents() const;
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virtual bool childrenNeedDisposing() const;
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virtual void clearBounder();
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virtual bool contains(SkDisplayable* );
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virtual SkDisplayable* contains(const SkString& );
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virtual SkDisplayable* deepCopy(SkAnimateMaker* );
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virtual void dirty();
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#ifdef SK_DUMP_ENABLED
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virtual void dump(SkAnimateMaker* );
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void dumpAttrs(SkAnimateMaker* );
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void dumpBase(SkAnimateMaker* );
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void dumpChildren(SkAnimateMaker* maker, bool closedAngle = false );
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void dumpEnd(SkAnimateMaker* );
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virtual void dumpEvents();
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#endif
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virtual bool enable( SkAnimateMaker& );
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virtual void enableBounder();
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virtual void executeFunction(SkDisplayable* , int functionIndex,
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SkTDArray<SkScriptValue>& , SkDisplayTypes , SkScriptValue* );
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void executeFunction(SkDisplayable* , const SkMemberInfo* ,
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SkTypedArray* , SkScriptValue* );
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virtual void executeFunction2(SkDisplayable* , int functionIndex,
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SkOpArray* params , SkDisplayTypes , SkOperand2* ); // compiled scripting experiment
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virtual void getBounds(SkRect* );
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virtual const SkFunctionParamType* getFunctionsParameters();
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virtual const SkMemberInfo* getMember(int index);
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virtual const SkMemberInfo* getMember(const char name[]);
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const SkFunctionParamType* getParameters(const SkMemberInfo* info,
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int* paramCount);
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virtual SkDisplayable* getParent() const;
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virtual bool getProperty(int index, SkScriptValue* value) const;
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virtual bool getProperty2(int index, SkOperand2* value) const; // compiled scripting experiment
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virtual SkDisplayTypes getType() const;
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virtual bool hasEnable() const;
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bool isAnimate() const {
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SkDisplayTypes type = getType();
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return type == SkType_Animate || type == SkType_Set; }
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bool isApply() const { return getType() == SkType_Apply; }
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bool isColor() const { return getType() == SkType_Color; }
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virtual bool isDrawable() const;
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bool isGroup() const { return getType() == SkType_Group ||
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getType() == SkType_Save || getType() == SkType_DrawTo ||
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getType() == SkType_SaveLayer; }
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bool isMatrix() const { return getType() == SkType_Matrix; }
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virtual bool isPaint() const { return getType() == SkType_Paint; }
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virtual bool isPath() const { return false; }
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bool isPost() const { return getType() == SkType_Post; }
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virtual void onEndElement(SkAnimateMaker& );
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virtual const SkMemberInfo* preferredChild(SkDisplayTypes type);
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virtual bool resolveIDs(SkAnimateMaker& maker, SkDisplayable* original, SkApply* );
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virtual void setChildHasID();
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virtual bool setParent(SkDisplayable* );
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virtual bool setProperty(int index, SkScriptValue& );
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void setReference(const SkMemberInfo* info, SkDisplayable* ref);
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#ifdef SK_DEBUG
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bool isDataInput() const { return getType() == SkType_DataInput; };
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bool isEvent() const { return getType() == SkType_Event; }
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virtual bool isMatrixPart() const { return false; }
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bool isPatch() const { return getType() == SkType_3D_Patch; }
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virtual bool isPaintPart() const { return false; }
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virtual bool isPathPart() const { return false; }
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virtual void validate();
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SkString _id;
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const char* id;
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// static int fAllocationCount;
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static SkTDDisplayableArray fAllocations;
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#else
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void validate() {}
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#endif
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#ifdef SK_DUMP_ENABLED
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private:
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void dumpValues(const SkMemberInfo* info, SkDisplayTypes type, SkOperand op, SkOperand blankOp,
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SkOperand op2, SkOperand blankOp2);
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#endif
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};
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#endif // SkDisplayable_DEFINED
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