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engines/ultima/ultima8/world/crosshair_process.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef ULTIMA8_WORLD_CROSSHAIRPROCESS_H
+#define ULTIMA8_WORLD_CROSSHAIRPROCESS_H
+
+#include "ultima/ultima8/kernel/process.h"
+#include "ultima/ultima8/misc/classtype.h"
+
+namespace Ultima {
+namespace Ultima8 {
+
+/**
+ * A process to update the location of the small red crosshairs in Crusader.
+ * The crosshairs are just based on avatar angle and don't move with the
+ * environment, which makes them simpler than the dynamic target reticle.
+ */
+class CrosshairProcess : public Process {
+public:
+	CrosshairProcess();
+	~CrosshairProcess();
+
+	ENABLE_RUNTIME_CLASSTYPE()
+
+	void run() override;
+
+	bool loadData(Common::ReadStream *rs, uint32 version);
+	void saveData(Common::WriteStream *ws) override;
+
+	static CrosshairProcess *get_instance() {
+		return _instance;
+	}
+
+private:
+	static CrosshairProcess *_instance;
+};
+
+} // End of namespace Ultima8
+} // End of namespace Ultima
+
+#endif