Added an "area" property to LdSymbol.

To accomplish this, LdSymbolArea had to be converted
to a regular boxed type.

src/ld-symbol.c

@@ -17,6 +17,55 @@
 #include "ld-library.h"
 
 
+/**
+ * ld_symbol_area_copy:
+ * @self: An #LdSymbolArea structure.
+ *
+ * Makes a copy of the structure.
+ * The result must be freed by ld_symbol_area_free().
+ *
+ * Return value: A copy of @self.
+ **/
+LdSymbolArea *
+ld_symbol_area_copy (const LdSymbolArea *self)
+{
+	LdSymbolArea *new_area;
+
+	g_return_val_if_fail (self != NULL, NULL);
+
+	new_area = g_slice_new (LdSymbolArea);
+	*new_area = *self;
+	return new_area;
+}
+
+/**
+ * ld_symbol_area_free:
+ * @self: An #LdSymbolArea structure.
+ *
+ * Frees the structure created with ld_symbol_area_copy().
+ **/
+void
+ld_symbol_area_free (LdSymbolArea *self)
+{
+	g_return_if_fail (self != NULL);
+
+	g_slice_free (LdSymbolArea, self);
+}
+
+GType
+ld_symbol_area_get_type (void)
+{
+	static GType our_type = 0;
+
+	if (our_type == 0)
+		our_type = g_boxed_type_register_static
+			(g_intern_static_string ("LdSymbolArea"),
+			(GBoxedCopyFunc) ld_symbol_area_copy,
+			(GBoxedFreeFunc) ld_symbol_area_free);
+	return our_type;
+}
+
+
 /**
  * SECTION:ld-symbol
  * @short_description: A symbol.
@@ -33,7 +82,7 @@ enum
 	PROP_0,
 	PROP_NAME,
 	PROP_HUMAN_NAME,
-	/* TODO: Property for the area. */
+	PROP_AREA
 };
 
 static void
@@ -76,6 +125,16 @@ ld_symbol_class_init (LdSymbolClass *klass)
 		"The localized human name of this symbol.",
 		"", G_PARAM_READABLE);
 	g_object_class_install_property (object_class, PROP_HUMAN_NAME, pspec);
+
+/**
+ * LdSymbol:area:
+ *
+ * The area of this symbol.
+ */
+	pspec = g_param_spec_boxed ("area", "Area",
+		"The area of this symbol.",
+		LD_TYPE_SYMBOL_AREA, G_PARAM_READABLE);
+	g_object_class_install_property (object_class, PROP_AREA, pspec);
 }
 
 static void
@@ -98,6 +157,14 @@ ld_symbol_get_property (GObject *object, guint property_id,
 	case PROP_HUMAN_NAME:
 		g_value_set_string (value, ld_symbol_get_human_name (self));
 		break;
+	case PROP_AREA:
+		{
+			LdSymbolArea area;
+
+			ld_symbol_get_area (self, &area);
+			g_value_set_boxed (value, &area);
+		}
+		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 	}

src/ld-symbol.h

@@ -14,6 +14,33 @@
 G_BEGIN_DECLS
 
 
+#define LD_TYPE_SYMBOL_AREA (ld_symbol_area_get_type ())
+
+typedef struct _LdSymbolArea LdSymbolArea;
+
+/**
+ * LdSymbolArea:
+ * @x1: Left-top X coordinate.
+ * @y1: Left-top Y coordinate.
+ * @x2: Right-bottom X coordinate.
+ * @y2: Right-bottom Y coordinate.
+ *
+ * Defines the area of the symbol relative to the center of the symbol,
+ * which is at the (0, 0) coordinates.
+ */
+struct _LdSymbolArea
+{
+	gdouble x1, y1;
+	gdouble x2, y2;
+};
+
+
+GType ld_symbol_area_get_type (void) G_GNUC_CONST;
+
+LdSymbolArea *ld_symbol_area_copy (const LdSymbolArea *self);
+void ld_symbol_area_free (LdSymbolArea *self);
+
+
 #define LD_TYPE_SYMBOL (ld_symbol_get_type ())
 #define LD_SYMBOL(obj) (G_TYPE_CHECK_INSTANCE_CAST \
 	((obj), LD_TYPE_SYMBOL, LdSymbol))
@@ -30,8 +57,6 @@ typedef struct _LdSymbol LdSymbol;
 typedef struct _LdSymbolPrivate LdSymbolPrivate;
 typedef struct _LdSymbolClass LdSymbolClass;
 
-typedef struct _LdSymbolArea LdSymbolArea;
-
 
 /**
  * LdSymbol:
@@ -44,22 +69,6 @@ struct _LdSymbol
 	LdSymbolPrivate *priv;
 };
 
-/**
- * LdSymbolArea:
- * @x1: Left-top X coordinate.
- * @y1: Left-top Y coordinate.
- * @x2: Right-bottom X coordinate.
- * @y2: Right-bottom Y coordinate.
- *
- * Defines the area of the symbol relative to the center of the symbol,
- * which is at the (0, 0) coordinates.
- */
-struct _LdSymbolArea
-{
-	gdouble x1, y1;
-	gdouble x2, y2;
-};
-
 /**
  * LdSymbolClass:
  * @parent_class: The parent class.