(svn r23630) -Add: a Goal GUI to show your current goals

src/goal_base.h

@@ -0,0 +1,44 @@
+/* $Id$ */
+
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
+ * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file goal_base.h Goal base class. */
+
+#ifndef GOAL_BASE_H
+#define GOAL_BASE_H
+
+#include "cargo_type.h"
+#include "company_type.h"
+#include "goal_type.h"
+#include "core/pool_type.hpp"
+
+typedef Pool<Goal, GoalID, 1, MAX_COMPANIES> GoalPool;
+extern GoalPool _goal_pool;
+
+/** Struct about subsidies, offered and awarded */
+struct Goal : GoalPool::PoolItem<&_goal_pool> {
+	CompanyByte company; ///< Goal is for a specific company; INVALID_COMPANY if it is global
+	GoalTypeByte type;   ///< Type of the goal
+	GoalTypeID dst;      ///< Index of type
+	char *text;          ///< Text of the goal.
+
+	/**
+	 * We need an (empty) constructor so struct isn't zeroed (as C++ standard states)
+	 */
+	FORCEINLINE Goal() { }
+
+	/**
+	 * (Empty) destructor has to be defined else operator delete might be called with NULL parameter
+	 */
+	FORCEINLINE ~Goal() { free(this->text); }
+};
+
+#define FOR_ALL_GOALS_FROM(var, start) FOR_ALL_ITEMS_FROM(Goal, goal_index, var, start)
+#define FOR_ALL_GOALS(var) FOR_ALL_GOALS_FROM(var, 0)
+
+#endif /* GOAL_BASE_H */