random.h revision 7d52c19411e2bb66373fcf808bb2481165b31c26
#ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_RANDOM_H
#define INKSCAPE_LIVEPATHEFFECT_PARAMETER_RANDOM_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 "live_effects/parameter/parameter.h"
#include <glibmm/ustring.h>
#include <2geom/point.h>
#include <2geom/path.h>
namespace Inkscape {
namespace LivePathEffect {
class RandomParam : public Parameter {
public:
RandomParam( const Glib::ustring& label,
const Glib::ustring& tip,
const Glib::ustring& key,
Inkscape::UI::Widget::Registry* wr,
Effect* effect,
gdouble default_value = 1.0,
long default_seed = 0);
virtual ~RandomParam();
virtual bool param_readSVGValue(const gchar * strvalue);
virtual gchar * param_getSVGValue() const;
virtual void param_set_default();
virtual Gtk::Widget * param_newWidget();
void param_set_value(gdouble val, long newseed);
void param_make_integer(bool yes = true);
void param_set_range(gdouble min, gdouble max);
void resetRandomizer();
operator gdouble();
inline gdouble get_value() { return value; } ;
protected:
long startseed;
long seed;
long defseed;
gdouble value;
gdouble min;
gdouble max;
bool integer;
gdouble defvalue;
private:
long setup_seed(long);
gdouble rand();
RandomParam(const RandomParam&);
RandomParam& operator=(const RandomParam&);
};
} //namespace LivePathEffect
} //namespace Inkscape
#endif