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Diffstat (limited to 'src/display/nr-filter-morphology.h')
-rw-r--r-- | src/display/nr-filter-morphology.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/display/nr-filter-morphology.h b/src/display/nr-filter-morphology.h new file mode 100644 index 0000000..f91192b --- /dev/null +++ b/src/display/nr-filter-morphology.h @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#ifndef SEEN_NR_FILTER_MORPHOLOGY_H +#define SEEN_NR_FILTER_MORPHOLOGY_H + +/* + * feMorphology filter primitive renderer + * + * Authors: + * Felipe CorrĂȘa da Silva Sanches <juca@members.fsf.org> + * + * Copyright (C) 2007 authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "display/nr-filter-primitive.h" + +namespace Inkscape { +namespace Filters { + +class FilterSlot; + +enum FilterMorphologyOperator { + MORPHOLOGY_OPERATOR_ERODE, + MORPHOLOGY_OPERATOR_DILATE, + MORPHOLOGY_OPERATOR_END +}; + +class FilterMorphology : public FilterPrimitive { +public: + FilterMorphology(); + static FilterPrimitive *create(); + ~FilterMorphology() override; + + void render_cairo(FilterSlot &slot) override; + void area_enlarge(Geom::IntRect &area, Geom::Affine const &trans) override; + double complexity(Geom::Affine const &ctm) override; + + void set_operator(FilterMorphologyOperator &o); + void set_xradius(double x); + void set_yradius(double y); + + Glib::ustring name() override { return Glib::ustring("Morphology"); } + +private: + FilterMorphologyOperator Operator; + double xradius; + double yradius; +}; + +} /* namespace Filters */ +} /* namespace Inkscape */ + +#endif /* __NR_FILTER_MORPHOLOGY_H__ */ +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |