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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef __SP_SPIRAL_CONTEXT_H__
#define __SP_SPIRAL_CONTEXT_H__
/** \file
* Spiral drawing context
*/
/*
* Authors:
* Mitsuru Oka
* Lauris Kaplinski <lauris@kaplinski.com>
*
* Copyright (C) 1999-2001 Lauris Kaplinski
* Copyright (C) 2001-2002 Mitsuru Oka
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <sigc++/connection.h>
#include <2geom/point.h>
#include "ui/tools/tool-base.h"
#define SP_SPIRAL_CONTEXT(obj) (dynamic_cast<Inkscape::UI::Tools::SpiralTool*>((Inkscape::UI::Tools::ToolBase*)obj))
#define SP_IS_SPIRAL_CONTEXT(obj) (dynamic_cast<const Inkscape::UI::Tools::SpiralTool*>((const Inkscape::UI::Tools::ToolBase*)obj) != NULL)
class SPSpiral;
namespace Inkscape {
namespace UI {
namespace Tools {
class SpiralTool : public ToolBase {
public:
SpiralTool();
~SpiralTool() override;
static const std::string prefsPath;
void setup() override;
void finish() override;
void set(const Inkscape::Preferences::Entry& val) override;
bool root_handler(GdkEvent* event) override;
const std::string& getPrefsPath() override;
private:
SPSpiral * spiral;
Geom::Point center;
gdouble revo;
gdouble exp;
gdouble t0;
sigc::connection sel_changed_connection;
void drag(Geom::Point const &p, guint state);
void finishItem();
void cancel();
void selection_changed(Inkscape::Selection *selection);
};
}
}
}
#endif
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