live_effects/parameter/path.h

	path.h revision afb717c6e7d29c86c404b6627855c438d6dc2c0f
4598f03f732c48a5d53546b9ee7c952df32576d5Reid Burke#ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_PATH_H
4598f03f732c48a5d53546b9ee7c952df32576d5Reid Burke#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_PATH_H
d2854acf6eef44cf0aca645de3a37cca1388f51aDav Glass
4598f03f732c48a5d53546b9ee7c952df32576d5Reid Burke/*
4598f03f732c48a5d53546b9ee7c952df32576d5Reid Burke * Inkscape::LivePathEffectParameters
aac87d471e46faaa4093fa5291f7d3fc2f6c3c7cMatt Sweeney *
* Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>
 *
 * Released under GNU GPL, read the file 'COPYING' for more information
 */

#include <glib/gtypes.h>
#include <2geom/path.h>

#include <gtkmm/tooltips.h>

#include "live_effects/parameter/parameter.h"

#include <sigc++/sigc++.h>

namespace Inkscape {

namespace LivePathEffect {

class PathParam : public Parameter {
public:
    PathParam ( const Glib::ustring& label,
                const Glib::ustring& tip,
                const Glib::ustring& key,
                Inkscape::UI::Widget::Registry* wr,
                Effect* effect,
                const gchar * default_value = "M0,0 L1,1");
    virtual ~PathParam();

    Geom::Piecewise<Geom::D2<Geom::SBasis> > & get_pwd2();

    virtual Gtk::Widget * param_newWidget(Gtk::Tooltips * tooltips);

    bool param_readSVGValue(const gchar * strvalue);
    gchar * param_writeSVGValue() const;

    void param_set_default();
    void param_set_and_write_default();
    void param_set_and_write_new_value (Geom::Piecewise<Geom::D2<Geom::SBasis> > const & newpath);

    virtual void param_editOncanvas(SPItem * item, SPDesktop * dt);
    virtual void param_setup_nodepath(Inkscape::NodePath::Path *np);

    virtual void param_transform_multiply(Geom::Matrix const& /*postmul*/, bool /*set*/);

    sigc::signal <void> signal_path_pasted;
    sigc::signal <void> signal_path_changed;

protected:
    Geom::Piecewise<Geom::D2<Geom::SBasis> > _pwd2;
    bool referring;   // set when referring to another path, i.e. does not have its own pwd2, but should get it from another path

    void on_edit_button_click();
    void on_paste_button_click();
    void on_copy_button_click();

    gchar * defvalue;

private:
    PathParam(const PathParam&);
    PathParam& operator=(const PathParam&);
};


} //namespace LivePathEffect

} //namespace Inkscape

#endif