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

1 files changed, 120 insertions, 0 deletions

diff --git a/src/goal.cpp b/src/goal.cpp
new file mode 100644
index 000000000..91ba6d288
--- /dev/null
+++ b/src/goal.cpp
@@ -0,0 +1,120 @@
+/* $Id$ */
+
+/*
+ * 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.cpp Handling of goals. */
+
+#include "stdafx.h"
+#include "company_func.h"
+#include "industry.h"
+#include "town.h"
+#include "news_func.h"
+#include "ai/ai.hpp"
+#include "station_base.h"
+#include "cargotype.h"
+#include "strings_func.h"
+#include "window_func.h"
+#include "goal_base.h"
+#include "core/pool_func.hpp"
+#include "core/random_func.hpp"
+#include "game/game.hpp"
+#include "command_func.h"
+#include "company_base.h"
+#include "string_func.h"
+
+#include "table/strings.h"
+
+GoalID _new_goal_id;
+
+GoalPool _goal_pool("Goal");
+INSTANTIATE_POOL_METHODS(Goal)
+
+/**
+ * Create a new goal.
+ * @param tile unused.
+ * @param flags type of operation
+ * @param p1 various bitstuffed elements
+ * - p1 = (bit  0 -  7) - GoalType of destination.
+ * - p1 = (bit  8 - 15) - Company for which this goal is.
+ * @param p2 GoalTypeID of destination.
+ * @param text Text of the goal.
+ * @return the cost of this operation or an error
+ */
+CommandCost CmdCreateGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
+{
+	if (!Goal::CanAllocateItem()) return CMD_ERROR;
+
+	GoalType type = (GoalType)GB(p1, 0, 8);
+	CompanyID company = (CompanyID)GB(p1, 8, 8);
+
+	if (_current_company != OWNER_DEITY) return CMD_ERROR;
+	if (StrEmpty(text)) return CMD_ERROR;
+	if (company != INVALID_COMPANY && !Company::IsValidID(company)) return CMD_ERROR;
+
+	switch (type) {
+		case GT_NONE:
+			if (p2 != 0) return CMD_ERROR;
+			break;
+
+		case GT_TILE:
+			if (!IsValidTile(p2)) return CMD_ERROR;
+			break;
+
+		case GT_INDUSTRY:
+			if (!Industry::IsValidID(p2)) return CMD_ERROR;
+			break;
+
+		case GT_TOWN:
+			if (!Town::IsValidID(p2)) return CMD_ERROR;
+			break;
+
+		case GT_COMPANY:
+			if (!Company::IsValidID(p2)) return CMD_ERROR;
+			break;
+
+		default: return CMD_ERROR;
+	}
+
+	if (flags & DC_EXEC) {
+		Goal *g = new Goal();
+		g->type = type;
+		g->dst = p2;
+		g->company = company;
+		g->text = strdup(text);
+
+		InvalidateWindowData(WC_GOALS_LIST, 0);
+
+		_new_goal_id = g->index;
+	}
+
+	return CommandCost();
+}
+
+/**
+ * Remove a goal.
+ * @param tile unused.
+ * @param flags type of operation
+ * @param p1 GoalID to remove.
+ * @param p2 unused.
+ * @param text unused.
+ * @return the cost of this operation or an error
+ */
+CommandCost CmdRemoveGoal(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
+{
+	if (_current_company != OWNER_DEITY) return CMD_ERROR;
+	if (!Goal::IsValidID(p1)) return CMD_ERROR;
+
+	if (flags & DC_EXEC) {
+		Goal *g = Goal::Get(p1);
+		delete g;
+
+		InvalidateWindowData(WC_GOALS_LIST, 0);
+	}
+
+	return CommandCost();
+}