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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_SP_GRADIENT_IMAGE_H
#define SEEN_SP_GRADIENT_IMAGE_H
/**
* A simple gradient preview
*
* Author:
* Lauris Kaplinski <lauris@kaplinski.com>
*
* Copyright (C) 2001-2002 Lauris Kaplinski
* Copyright (C) 2001 Ximian, Inc.
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <glibmm/refptr.h>
#include <gtkmm/widget.h>
class SPGradient;
class SPObject;
class SPStop;
namespace Gdk {
class Pixbuf;
}
#include <sigc++/connection.h>
namespace Inkscape {
namespace UI {
namespace Widget {
class GradientImage : public Gtk::Widget {
private:
SPGradient *_gradient;
sigc::connection _release_connection;
sigc::connection _modified_connection;
void gradient_release(SPObject *obj);
void gradient_modified(SPObject *obj, guint flags);
void update();
void size_request(GtkRequisition *requisition) const;
protected:
void get_preferred_width_vfunc(int &minimum_width, int &natural_width) const override;
void get_preferred_height_vfunc(int &minimum_height, int &natural_height) const override;
bool on_draw(const Cairo::RefPtr<Cairo::Context> &cr) override;
public:
GradientImage(SPGradient *gradient);
~GradientImage() override;
void set_gradient(SPGradient *gr);
};
} // namespace Widget
} // namespace UI
} // namespace Inkscape
GdkPixbuf *sp_gradient_to_pixbuf (SPGradient *gr, int width, int height);
Glib::RefPtr<Gdk::Pixbuf> sp_gradient_to_pixbuf_ref (SPGradient *gr, int width, int height);
Glib::RefPtr<Gdk::Pixbuf> sp_gradstop_to_pixbuf_ref (SPStop *gr, int width, int height);
#endif
/*
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 :
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