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#ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_H
#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_H
/*
* Inkscape::LivePathEffectParameters
*
* Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include <glibmm/ustring.h>
#include <2geom/forward.h>
struct SPDesktop;
struct SPItem;
namespace Gtk {
class Widget;
class Tooltips;
}
namespace Inkscape {
namespace NodePath {
class Path ;
}
namespace UI {
namespace Widget {
class Registry;
}
}
namespace LivePathEffect {
class Effect;
enum ParamType {
GENERAL_PARAM,
SCALAR_PARAM,
BOOL_PARAM,
PATH_PARAM,
POINT_PARAM,
RANDOM_PARAM,
ENUM_PARAM,
INVALID_PARAM
};
class Parameter {
public:
Parameter( const Glib::ustring& label,
const Glib::ustring& tip,
const Glib::ustring& key,
Inkscape::UI::Widget::Registry* wr,
Effect* effect);
virtual ~Parameter() {};
virtual bool param_readSVGValue(const gchar * strvalue) = 0; // returns true if new value is valid / accepted.
virtual gchar * param_getSVGValue() const = 0;
void write_to_SVG() { param_write_to_repr(param_getSVGValue()); }
virtual void param_set_default() = 0;
void printTypeName();
virtual ParamType paramType() { return GENERAL_PARAM; }
// This creates a new widget (newed with Gtk::manage(new ...);)
virtual Gtk::Widget * param_newWidget(Gtk::Tooltips * tooltips) = 0;
virtual Glib::ustring * param_getTooltip() { return ¶m_tooltip; };
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*/) {};
Glib::ustring param_key;
Inkscape::UI::Widget::Registry * param_wr;
Glib::ustring param_label;
bool oncanvas_editable;
protected:
Glib::ustring param_tooltip;
Effect* param_effect;
void param_write_to_repr(const char * svgd);
private:
Parameter(const Parameter&);
Parameter& operator=(const Parameter&);
};
class ScalarParam : public Parameter {
public:
ScalarParam( const Glib::ustring& label,
const Glib::ustring& tip,
const Glib::ustring& key,
Inkscape::UI::Widget::Registry* wr,
Effect* effect,
gdouble default_value = 1.0);
virtual ~ScalarParam();
virtual ParamType paramType() { return SCALAR_PARAM; }
virtual bool param_readSVGValue(const gchar * strvalue);
virtual gchar * param_getSVGValue() const;
virtual void param_set_default();
void param_set_value(gdouble val);
void param_make_integer(bool yes = true);
void param_set_range(gdouble min, gdouble max);
void param_set_digits(unsigned digits);
void param_set_increments(double step, double page);
virtual Gtk::Widget * param_newWidget(Gtk::Tooltips * tooltips);
inline operator gdouble()
{ return value; };
protected:
gdouble value;
gdouble min;
gdouble max;
bool integer;
gdouble defvalue;
unsigned digits;
double inc_step;
double inc_page;
private:
ScalarParam(const ScalarParam&);
ScalarParam& operator=(const ScalarParam&);
};
} //namespace LivePathEffect
} //namespace Inkscape
#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:encoding=utf-8:textwidth=99 :
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