ScrollAnimatorSmooth.h   [plain text]


/*
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#ifndef ScrollAnimatorSmooth_h
#define ScrollAnimatorSmooth_h

#include "ScrollAnimator.h"

#if ENABLE(SMOOTH_SCROLLING)

namespace WebCore {

class ScrollAnimation;

class ScrollAnimatorSmooth final : public ScrollAnimator {
public:
    explicit ScrollAnimatorSmooth(ScrollableArea&);
    virtual ~ScrollAnimatorSmooth();

    bool scroll(ScrollbarOrientation, ScrollGranularity, float step, float multiplier) override;
    void scrollToOffsetWithoutAnimation(const FloatPoint&) override;

#if !USE(REQUEST_ANIMATION_FRAME_TIMER)
    void cancelAnimations() override;
    void serviceScrollAnimations() override;
#endif

    void willEndLiveResize() override;
    void didAddVerticalScrollbar(Scrollbar*) override;
    void didAddHorizontalScrollbar(Scrollbar*) override;

private:

    std::unique_ptr<ScrollAnimation> m_animation;
};

} // namespace WebCore

#endif // ENABLE(SMOOTH_SCROLLING)

#endif // ScrollAnimatorSmooth_h