#ifndef __NR_FILTER_OFFSET_H__
#define __NR_FILTER_OFFSET_H__

/*
 * feOffset filter primitive renderer
 *
 * Authors:
 *   Niko Kiirala <niko@kiirala.com>
 *
 * Copyright (C) 2007 authors
 *
 * Released under GNU GPL, read the file 'COPYING' for more information
 */

#include "display/nr-filter-primitive.h"
#include "display/nr-filter-slot.h"
#include "display/nr-filter-units.h"
#include "libnr/nr-matrix.h"
#include "libnr/nr-rect-l.h"

namespace NR {

class FilterOffset : public FilterPrimitive {
public:
    FilterOffset();
    static FilterPrimitive *create();
    virtual ~FilterOffset();

    virtual int render(FilterSlot &slot, FilterUnits const &units);
    virtual void area_enlarge(NRRectL &area, Matrix const &trans);

    void set_dx(double amount);
    void set_dy(double amount);

private:
    double dx, dy;
};

} /* namespace NR */

#endif /* __NR_FILTER_OFFSET_H__ */
/*
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  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
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