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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_NR_FILTER_COLOR_MATRIX_H
#define SEEN_NR_FILTER_COLOR_MATRIX_H
/*
* feColorMatrix filter primitive renderer
*
* Authors:
* Felipe Corrêa da Silva Sanches <juca@members.fsf.org>
*
* Copyright (C) 2007 authors
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <vector>
#include <2geom/forward.h>
#include "display/nr-filter-primitive.h"
typedef unsigned int guint32;
typedef signed int gint32;
namespace Inkscape {
namespace Filters {
class FilterSlot;
enum FilterColorMatrixType {
COLORMATRIX_MATRIX,
COLORMATRIX_SATURATE,
COLORMATRIX_HUEROTATE,
COLORMATRIX_LUMINANCETOALPHA,
COLORMATRIX_ENDTYPE
};
class FilterColorMatrix : public FilterPrimitive {
public:
FilterColorMatrix();
static FilterPrimitive *create();
~FilterColorMatrix() override;
void render_cairo(FilterSlot &slot) override;
bool can_handle_affine(Geom::Affine const &) override;
double complexity(Geom::Affine const &ctm) override;
virtual void set_type(FilterColorMatrixType type);
virtual void set_value(double value);
virtual void set_values(std::vector<double> const &values);
Glib::ustring name() override { return Glib::ustring("Color Matrix"); }
public:
struct ColorMatrixMatrix {
ColorMatrixMatrix(std::vector<double> const &values);
guint32 operator()(guint32 in);
private:
gint32 _v[20];
};
private:
std::vector<double> values;
double value;
FilterColorMatrixType type;
};
} /* namespace Filters */
} /* namespace Inkscape */
#endif /* __NR_FILTER_COLOR_MATRIX_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 :
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