1 files changed, 111 insertions, 0 deletions
diff --git a/src/live_effects/parameter/unit.cpp b/src/live_effects/parameter/unit.cpp
new file mode 100644
index 0000000..7be0fc2
--- /dev/null
+++ b/src/live_effects/parameter/unit.cpp
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) Maximilian Albert 2008 <maximilian.albert@gmail.com>
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include "unit.h"
+
+#include <glibmm/i18n.h>
+
+#include "live_effects/effect.h"
+#include "ui/icon-names.h"
+#include "ui/widget/registered-widget.h"
+#include "util/units.h"
+
+using Inkscape::Util::unit_table;
+
+namespace Inkscape {
+
+namespace LivePathEffect {
+
+
+UnitParam::UnitParam( const Glib::ustring& label, const Glib::ustring& tip,
+                              const Glib::ustring& key, Inkscape::UI::Widget::Registry* wr,
+                              Effect* effect, Glib::ustring default_unit)
+    : Parameter(label, tip, key, wr, effect)
+{
+    defunit = unit_table.getUnit(default_unit);
+    unit = defunit;
+}
+
+UnitParam::~UnitParam()
+= default;
+
+bool
+UnitParam::param_readSVGValue(const gchar * strvalue)
+{
+    if (strvalue) {
+        param_set_value(*unit_table.getUnit(strvalue));
+        return true;
+    }
+    return false;
+}
+
+Glib::ustring
+UnitParam::param_getSVGValue() const
+{
+    return unit->abbr;
+}
+
+Glib::ustring
+UnitParam::param_getDefaultSVGValue() const
+{
+    return defunit->abbr;
+}
+
+void
+UnitParam::param_set_default()
+{
+    param_set_value(*defunit);
+}
+
+void 
+UnitParam::param_update_default(const gchar * default_unit)
+{
+    defunit = unit_table.getUnit((Glib::ustring)default_unit);
+}
+
+void
+UnitParam::param_set_value(Inkscape::Util::Unit const &val)
+{
+    param_effect->refresh_widgets = true;
+    unit = new Inkscape::Util::Unit(val);
+}
+
+const gchar *
+UnitParam::get_abbreviation() const
+{
+    return unit->abbr.c_str();
+}
+
+Gtk::Widget *
+UnitParam::param_newWidget()
+{
+    Inkscape::UI::Widget::RegisteredUnitMenu* unit_menu = Gtk::manage(
+        new Inkscape::UI::Widget::RegisteredUnitMenu(param_label,
+                                                     param_key,
+                                                     *param_wr,
+                                                     param_effect->getRepr(),
+                                                     param_effect->getSPDoc()));
+
+    unit_menu->setUnit(unit->abbr);
+    unit_menu->set_undo_parameters(_("Change unit parameter"), INKSCAPE_ICON("dialog-path-effects"));
+    
+    return dynamic_cast<Gtk::Widget *> (unit_menu);
+}
+
+} /* namespace LivePathEffect */
+} /* namespace Inkscape */
+
+/*
+  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 :