add precision option to float parameters in extensions

diff --git a/src/extension/paramfloat.cpp b/src/extension/paramfloat.cpp
index 85a0bc4b9c3193a988c0171c007155ce62c592cc..2d41720c947a6ea6b1cf4db694cccecd159de42c 100644 (file)
--- a/src/extension/paramfloat.cpp
+++ b/src/extension/paramfloat.cpp
@@ -41,6 +41,11 @@ ParamFloat::ParamFloat (const gchar * name, const gchar * guitext, const gchar *
     if (minval != NULL)
         _min = atof(minval);
 
+    _precision = 1;
+    const char * precision = xml->attribute("precision");
+    if (precision != NULL)
+        _precision = atoi(precision);
+
     /* We're handling this by just killing both values */
     if (_max < _min) {
         _max = 10.0;
@@ -144,7 +149,7 @@ ParamFloat::get_widget (SPDocument * doc, Inkscape::XML::Node * node, sigc::sign
     hbox->pack_start(*label, true, true);
 
     ParamFloatAdjustment * fadjust = Gtk::manage(new ParamFloatAdjustment(this, doc, node, changeSignal));
-    Gtk::SpinButton * spin = Gtk::manage(new Gtk::SpinButton(*fadjust, 0.1, 1));
+    Gtk::SpinButton * spin = Gtk::manage(new Gtk::SpinButton(*fadjust, 0.1, _precision));
     spin->show();
     hbox->pack_start(*spin, false, false);
 

diff --git a/src/extension/paramfloat.h b/src/extension/paramfloat.h
index ab9d61177cb4a321cf74352fe93a972e0d85ce67..fb8f8d5f8336a4873bbefc884539aa29cf78f361 100644 (file)
--- a/src/extension/paramfloat.h
+++ b/src/extension/paramfloat.h
@@ -22,6 +22,7 @@ private:
     float _value;
     float _min;
     float _max;
+    int _precision;
 public:
     ParamFloat (const gchar * name, const gchar * guitext, const gchar * desc, const Parameter::_scope_t scope, Inkscape::Extension::Extension * ext, Inkscape::XML::Node * xml);
     /** \brief  Returns \c _value */
@@ -29,6 +30,7 @@ public:
     float set (float in, SPDocument * doc, Inkscape::XML::Node * node);
     float max (void) { return _max; }
     float min (void) { return _min; }
+    float precision (void) { return _precision; }
     Gtk::Widget * get_widget(SPDocument * doc, Inkscape::XML::Node * node, sigc::signal<void> * changeSignal);
     Glib::ustring * string (void);
 };