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// SPDX-License-Identifier: GPL-2.0-or-later
/** @file
* @brief SVG composite filter effect
*//*
* Authors:
* Hugo Rodrigues <haa.rodrigues@gmail.com>
*
* Copyright (C) 2006 Hugo Rodrigues
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#ifndef SP_FECOMPOSITE_H_SEEN
#define SP_FECOMPOSITE_H_SEEN
#include "sp-filter-primitive.h"
#define SP_FECOMPOSITE(obj) (dynamic_cast<SPFeComposite*>((SPObject*)obj))
#define SP_IS_FECOMPOSITE(obj) (dynamic_cast<const SPFeComposite*>((SPObject*)obj) != NULL)
enum FeCompositeOperator {
// Default value is 'over', but let's distinquish specifying the
// default and implicitly using the default
COMPOSITE_DEFAULT,
COMPOSITE_OVER, /* Source Over */
COMPOSITE_IN, /* Source In */
COMPOSITE_OUT, /* Source Out */
COMPOSITE_ATOP, /* Source Atop */
COMPOSITE_XOR,
COMPOSITE_ARITHMETIC, /* Not a fundamental PorterDuff operator, nor Cairo */
#ifdef WITH_CSSCOMPOSITE
// New in CSS
COMPOSITE_CLEAR,
COMPOSITE_COPY, /* Source */
COMPOSITE_DESTINATION,
COMPOSITE_DESTINATION_OVER,
COMPOSITE_DESTINATION_IN,
COMPOSITE_DESTINATION_OUT,
COMPOSITE_DESTINATION_ATOP,
COMPOSITE_LIGHTER, /* Plus, Add (Not a fundamental PorterDuff operator */
#endif
COMPOSITE_ENDOPERATOR /* Cairo Saturate is not included in CSS */
};
class SPFeComposite : public SPFilterPrimitive {
public:
SPFeComposite();
~SPFeComposite() override;
FeCompositeOperator composite_operator;
double k1, k2, k3, k4;
int in2;
protected:
void build(SPDocument* doc, Inkscape::XML::Node* repr) override;
void release() override;
void set(SPAttributeEnum key, const gchar* value) override;
void update(SPCtx* ctx, unsigned int flags) override;
Inkscape::XML::Node* write(Inkscape::XML::Document* doc, Inkscape::XML::Node* repr, guint flags) override;
void build_renderer(Inkscape::Filters::Filter* filter) override;
};
#endif /* !SP_FECOMPOSITE_H_SEEN */
/*
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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