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-rw-r--r--src/live_effects/parameter/random.h76
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diff --git a/src/live_effects/parameter/random.h b/src/live_effects/parameter/random.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+#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 v2+, 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,
+ bool randomsign = false);
+ ~RandomParam() override;
+
+ bool param_readSVGValue(const gchar * strvalue) override;
+ Glib::ustring param_getSVGValue() const override;
+ Glib::ustring param_getDefaultSVGValue() const override;
+ void param_set_default() override;
+ void param_set_randomsign(bool randomsign) {_randomsign = randomsign;};
+ Gtk::Widget * param_newWidget() override;
+ double param_get_random_number() { return rand(); };
+ void param_set_value(gdouble val, long newseed);
+ void param_make_integer(bool yes = true);
+ void param_set_range(gdouble min, gdouble max);
+ void param_update_default(gdouble default_value);
+ void param_update_default(const gchar * default_value) override;
+ void resetRandomizer();
+ operator gdouble();
+ inline gdouble get_value() { return value; } ;
+ ParamType paramType() const override { return ParamType::RANDOM; };
+
+protected:
+ long startseed;
+ long seed;
+ long defseed;
+
+ gdouble value;
+ gdouble min;
+ gdouble max;
+ bool integer;
+ bool _randomsign;
+ gdouble defvalue;
+
+private:
+ bool on_button_release(GdkEventButton* button_event);
+ long setup_seed(long);
+ gdouble rand();
+
+ RandomParam(const RandomParam&) = delete;
+ RandomParam& operator=(const RandomParam&) = delete;
+};
+
+} //namespace LivePathEffect
+
+} //namespace Inkscape
+
+#endif