Initial commit

engines/lure/fights.h

@@ -0,0 +1,117 @@
+/* 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 LURE_FIGHT_H
+#define LURE_FIGHT_H
+
+#include "lure/luredefs.h"
+#include "lure/hotspots.h"
+#include "lure/palette.h"
+
+#include "common/singleton.h"
+#include "common/endian.h"
+#include "common/random.h"
+
+namespace Lure {
+
+struct FighterRecord {
+	uint16 fwheader_list;
+	uint16 fwweapon;
+	uint16 fwdie_seq;
+	uint16 fwhit_value;
+	uint16 fwhit_rate;
+	int16 fwtrue_x;
+	int16 fwtrue_y;
+	uint16 fwblocking;
+	uint16 fwattack_table;
+	uint16 fwdef_len;
+	uint16 fwdefend_table;
+	uint16 fwnot_near;
+	uint16 fwdefend_adds;
+	uint16 fwseq_no;
+	uint16 fwdist;
+	uint16 fwwalk_roll;
+	uint16 fwmove_number;
+	uint16 fwhits;
+	uint16 fwseq_ad;
+	uint16 fwenemy_ad;
+};
+
+// Constant references into the fight data
+#define FIGHT_TBL_1 0x8b8
+#define FIGHT_PLAYER_MOVE_TABLE 0xDAA
+#define FIGHT_PLAYER_INIT 0xDC8
+#define FIGHT_PLAYER_DIES 0xF46
+
+#define FIGHT_DISTANCE 32
+
+enum KeyStatus {KS_UP, KS_KEYDOWN_1, KS_KEYDOWN_2};
+
+class FightsManager {
+private:
+	MemoryBlock *_fightData;
+	Common::RandomSource &_rnd;
+	uint8 _mouseFlags;
+	KeyStatus _keyDown;
+	FighterRecord _fighterList[3];
+
+	FighterRecord &getDetails(uint16 hotspotId);
+	uint16 fetchFighterDistance(FighterRecord &f1, FighterRecord &f2);
+	void removeWeapon(uint16 weaponId);
+	void enemyKilled();
+	uint16 getFighterMove(FighterRecord &rec, uint16 baseOffset);
+	void checkEvents();
+	void fightHandler(Hotspot &h, uint16 moveOffset);
+
+	inline uint16 getWord(uint16 offset) {
+		if (!_fightData)
+			_fightData = Disk::getReference().getEntry(FIGHT_DATA_RESOURCE_ID);
+		if (offset >= _fightData->size() - 1) error("Invalid fight data index");
+		return READ_LE_UINT16(_fightData->data() + offset);
+	}
+	inline uint8 getByte(uint16 offset) {
+		if (!_fightData)
+			_fightData = Disk::getReference().getEntry(FIGHT_DATA_RESOURCE_ID);
+		if (offset >= _fightData->size()) error("Invalid fight data index");
+		return _fightData->data()[offset];
+	}
+public:
+	FightsManager();
+	~FightsManager();
+	static FightsManager &getReference();
+
+	void setupPigFight();
+	void setupSkorlFight();
+	bool isFighting();
+	void fightLoop();
+	void saveToStream(Common::WriteStream *stream);
+	void loadFromStream(Common::ReadStream *stream);
+	void reset();
+
+	void fighterAnimHandler(Hotspot &h);
+	void playerAnimHandler(Hotspot &h);
+};
+
+#define Fights FightsManager::getReference()
+
+} // End of namespace Lure
+
+#endif