Revert "Merge branch 'XMLPropertiesNew'"

**Break a lot of thing.**

This reverts commit 1db1800572, reversing
changes made to 4c563821e8.

sources/properties/propertiesinterface.h

@@ -20,11 +20,7 @@
 
 #include <QString>
 #include <QSettings>
-#include <QColor>
 #include <QDomElement>
-#include <limits>
-#include "sources/qet.h"
-#include <QUuid>
 
 /**
 	@brief The PropertiesInterface class
@@ -34,7 +30,7 @@
 class PropertiesInterface
 {
 	public:
-    PropertiesInterface(const QString& tagname = "Properties");
+		PropertiesInterface();
 		virtual ~PropertiesInterface();
 		/**
 			@brief toSettings
@@ -43,8 +39,8 @@ class PropertiesInterface
 			befor the name of each paramètre
 			@param QString
 		*/
-        virtual void toSettings(QSettings &,
-                                const QString & = QString()) const =0;
+		virtual void toSettings (QSettings &settings,
+					 const QString = QString()) const =0;
 		/**
 			@brief fromSettings
 			load properties to setting file.
@@ -52,98 +48,22 @@ class PropertiesInterface
 			befor the name of each paramètre
 			@param QString
 		*/
-        virtual void fromSettings(QSettings &,
-                                  const QString & = QString()) = 0;
+		virtual void fromSettings (const QSettings &settings,
+					   const QString = QString()) =0;
 		/**
 			@brief toXml
 			Save properties to xml element
 			@param xml_document
 			@return QDomElement
 		*/
-        virtual QDomElement toXml (QDomDocument &xml_document) const;
+		virtual QDomElement toXml (QDomDocument &xml_document) const =0;
 		/**
 			@brief fromXml
 			load properties to xml element
 			@param xml_element
 			@return true / false
 		*/
-        virtual bool fromXml (const QDomElement &xml_element);
-
-    /*!
-     * \brief deleteUserProperties
-     * Delete all userproperties
-     */
-    void deleteUserProperties();
-
-    /*!
-     * \brief userPropertiesCount
-     * Returns the number of user properties
-     * \return
-     */
-    int userPropertiesCount() const;
-
-    /*!
-     * \brief setUserProperty
-     * Adds a new property if \p key does not exist in the \p properties member,
-     * otherwise overwrite the value
-     * \param key
-     * \param value
-     */
-    void setUserProperty(const QString& key, const QVariant& value);
-
-    /*!
-     * \brief existUserProperty
-     * Checks if a user property with key \p key is available or not
-     * \param key
-     * \return
-     */
-    bool existUserProperty(const QString& key) const;
-
-    /*!
-     * \brief userProperty
-     * Returns the value of a user property with key \p key
-     * If \p key is not found, an invalid QVariant is returned.
-     * Use QVariant::type() to get the type of the vale
-     * \param key
-     * \return
-     */
-    QVariant userPropertyValue(const QString& key);
-
-
-	static bool valideXml(QDomElement& element);
-
-    void setTagName(const QString& tagname);
-    QString tagName() const;
-
-	/**
-		Permet de convertir une chaine de caracteres ("n", "s", "e" ou "w")
-		en orientation. Si la chaine fait plusieurs caracteres, seul le
-		premier est pris en compte. En cas d'incoherence, Qet::North est
-		retourne.
-		@param s Chaine de caractere cense representer une orientation
-		@return l'orientation designee par la chaine de caractere
-	*/
-	static Qet::Orientation orientationFromString(const QString &s);
-
-	/**
-		@param o une orientation
-		@return une chaine de caractere representant l'orientation
-	*/
-	static QString orientationToString(Qet::Orientation o);
-
-private:
-    virtual void toXmlPriv (QDomElement &e) const =0;
-    virtual bool fromXmlPriv (const QDomElement &e) =0;
-    /*!
-     * \brief PropertiesInterface::propertiesToXml
-     * Write all user properties to the DomElement \p e
-     * \param e
-     */
-    void propertiesToXml(QDomElement& e) const;
-    bool propertiesFromXml (const QDomElement &e);
-
-    QHash<QString, QVariant> properties;
-    QString mTagName{""};
+		virtual bool fromXml (const QDomElement &xml_element) =0;
 };
 
 #endif // PROPERTIESINTERFACE_H