AngleAttribute.h

Go to the documentation of this file.

#ifndef ANGLEATTRIBUTE_H_
#define ANGLEATTRIBUTE_H_

class AngleAttribute: public EntityAttribute
{
        std::string m_classname;
        std::string m_key;
        GtkEntry* m_entry;
        NonModalEntry m_nonModal;
    public:
        AngleAttribute (const std::string& classname, const std::string& key) :
            m_classname(classname), m_key(key), m_entry(0), m_nonModal(ApplyCaller(*this), UpdateCaller(*this))
        {
            GtkEntry* entry = numeric_entry_new();
            m_entry = entry;
            m_nonModal.connect(m_entry);
        }

        GtkWidget* getWidget () const
        {
            return GTK_WIDGET(m_entry);
        }
        void apply (void)
        {
            StringOutputStream angle(32);
            angle << angle_normalised(entry_get_float(m_entry));
            entitySetValue(m_classname, m_key, angle.c_str());
        }
        typedef MemberCaller<AngleAttribute, &AngleAttribute::apply> ApplyCaller;

        void update (void)
        {
            const std::string value = entityGetValueForKey(m_key);
            if (value.length() > 0) {
                StringOutputStream angle(32);
                angle << angle_normalised(string::toFloat(value));
                gtk_entry_set_text(m_entry, angle.c_str());
            } else {
                gtk_entry_set_text(m_entry, "0");
            }
        }
        typedef MemberCaller<AngleAttribute, &AngleAttribute::update> UpdateCaller;
};

#endif /* ANGLEATTRIBUTE_H_ */