pjs/content/smil/SMILBoolType.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License Version
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* The Original Code is the Mozilla SVG project.
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#ifndef MOZILLA_SMILBOOLTYPE_H_
#define MOZILLA_SMILBOOLTYPE_H_
#include "nsISMILType.h"
namespace mozilla {
class SMILBoolType : public nsISMILType
{
public:
// Singleton for nsSMILValue objects to hold onto.
static SMILBoolType sSingleton;
protected:
// nsISMILType Methods
// -------------------
virtual void Init(nsSMILValue& aValue) const;
virtual void Destroy(nsSMILValue&) const;
virtual nsresult Assign(nsSMILValue& aDest, const nsSMILValue& aSrc) const;
virtual nsresult Add(nsSMILValue& aDest, const nsSMILValue& aValueToAdd,
PRUint32 aCount) const;
virtual PRBool IsEqual(const nsSMILValue& aLeft,
const nsSMILValue& aRight) const;
virtual nsresult ComputeDistance(const nsSMILValue& aFrom,
const nsSMILValue& aTo,
double& aDistance) const;
virtual nsresult Interpolate(const nsSMILValue& aStartVal,
const nsSMILValue& aEndVal,
double aUnitDistance,
nsSMILValue& aResult) const;
private:
// Private constructor & destructor: prevent instances beyond my singleton,
// and prevent others from deleting my singleton.
SMILBoolType() {}
~SMILBoolType() {}
};
} // namespace mozilla
#endif // MOZILLA_SMILBOOLTYPE_H_