blend.h

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// SPDX-License-Identifier: GPL-2.0-or-later
 * Authors:
 *   Hugo Rodrigues <haa.rodrigues@gmail.com>
 *   Niko Kiirala <niko@kiirala.com>
 *
 * Copyright (C) 2006,2007 authors
 *
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
 
#ifndef SP_FEBLEND_H_SEEN
#define SP_FEBLEND_H_SEEN
 
#include "sp-filter-primitive.h"
#include "display/nr-filter-blend.h"
 
class SPFeBlend final
    : public SPFilterPrimitive
{
public:
    SPBlendMode get_blend_mode() const { return blend_mode; }
    int get_in2() const { return in2_slot; }
    int tag() const override { return tag_of<decltype(*this)>; }
 
protected:
    void build(SPDocument *doc, Inkscape::XML::Node *repr) override;
    void set(SPAttr key, char const *value) override;
    Inkscape::XML::Node *write(Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, unsigned flags) override;
 
    void resolve_slots(SlotResolver &) override;
    std::unique_ptr<Inkscape::Filters::FilterPrimitive> build_renderer(Inkscape::DrawingItem *item) const override;
 
private:
    SPBlendMode blend_mode = SP_CSS_BLEND_NORMAL;
 
    std::optional<std::string> in2_name;
    int in2_slot = Inkscape::Filters::NR_FILTER_SLOT_NOT_SET;
};
 
#endif // SP_FEBLEND_H_SEEN
 
/*
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  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
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  End:
*/
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