xref: /external/chromium_org/third_party/WebKit/public/platform/WebFilterAnimationCurve.h

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * in the documentation and/or other materials provided with the
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#ifndef WebFilterAnimationCurve_h
#define WebFilterAnimationCurve_h

#include "WebCompositorAnimationCurve.h"

#include "WebCommon.h"
#include "WebFilterKeyframe.h"

namespace blink {

// A keyframed filter animation curve.
class WebFilterAnimationCurve : public WebCompositorAnimationCurve {
public:
    virtual ~WebFilterAnimationCurve() { }

    virtual void add(const WebFilterKeyframe&, TimingFunctionType = TimingFunctionTypeEase) = 0;
    // Adds the keyframe with a custom, bezier timing function. Note, it is
    // assumed that x0 = y0 = 0, and x3 = y3 = 1.
    virtual void add(const WebFilterKeyframe&, double x1, double y1, double x2, double y2) = 0;
};

} // namespace blink

#endif // WebFilterAnimationCurve_h