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/* libs/graphics/animator/SkDrawMatrix.h
**
** Copyright 2006, The Android Open Source Project
**
** 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 SkDrawMatrix_DEFINED
#define SkDrawMatrix_DEFINED
#include "SkDrawable.h"
#include "SkMatrix.h"
#include "SkMemberInfo.h"
#include "SkIntArray.h"
class SkMatrixPart;
class SkDrawMatrix : public SkDrawable {
DECLARE_DRAW_MEMBER_INFO(Matrix);
SkDrawMatrix();
virtual ~SkDrawMatrix();
virtual bool add(SkAnimateMaker& , SkDisplayable* child);
virtual bool childrenNeedDisposing() const;
virtual void dirty();
virtual bool draw(SkAnimateMaker& );
#ifdef SK_DUMP_ENABLED
virtual void dump(SkAnimateMaker* );
#endif
SkMatrix& getMatrix();
virtual bool getProperty(int index, SkScriptValue* value) const;
virtual void initialize();
virtual void onEndElement(SkAnimateMaker& );
virtual void setChildHasID();
virtual bool setProperty(int index, SkScriptValue& );
void concat(SkMatrix& inMatrix) {
fConcat.preConcat(inMatrix);
}
virtual SkDisplayable* deepCopy(SkAnimateMaker* );
void rotate(SkScalar degrees, SkPoint& center) {
fMatrix.preRotate(degrees, center.fX, center.fY);
}
void set(SkMatrix& src) {
fMatrix.preConcat(src);
}
void scale(SkScalar scaleX, SkScalar scaleY, SkPoint& center) {
fMatrix.preScale(scaleX, scaleY, center.fX, center.fY);
}
void skew(SkScalar skewX, SkScalar skewY, SkPoint& center) {
fMatrix.preSkew(skewX, skewY, center.fX, center.fY);
}
void translate(SkScalar x, SkScalar y) {
fMatrix.preTranslate(x, y);
}
private:
SkTDScalarArray matrix;
SkMatrix fConcat;
SkMatrix fMatrix;
SkTDMatrixPartArray fParts;
SkBool8 fChildHasID;
SkBool8 fDirty;
typedef SkDrawable INHERITED;
};
#endif // SkDrawMatrix_DEFINED
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