Initial commit

engines/mutationofjb/commands/changecommand.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/>.
+ *
+ */
+
+#include "mutationofjb/commands/seqcommand.h"
+#include "mutationofjb/gamedata.h"
+
+namespace MutationOfJB {
+
+union ChangeCommandValue {
+	uint8 _byteVal;
+	uint16 _wordVal;
+	char _strVal[MAX_ENTITY_NAME_LENGTH + 1];
+};
+
+class ChangeCommand : public SeqCommand {
+public:
+	enum ChangeRegister {
+		NM, // Name
+		LT, // Destination scene ID
+		SX, // Destination X
+		SY, // Destination Y
+		XX, // X
+		YY, // Y
+		XL, // Width
+		YL, // Height
+		WX, // Walk to X
+		WY, // Walk to Y
+		SP, //
+		AC, // Active
+		FA, // First animation
+		FR,
+		NA,
+		FS,
+		CA,
+		DS, // Startup
+		DL,
+		ND, // Number of doors
+		NO, // Number of objects
+		NS, // Number of statics
+		PF, // Palette rotation first
+		PL, // Palette rotation last
+		PD  // Palette rotation delay
+	};
+
+	enum ChangeOperation {
+		SetValue,
+		AddValue,
+		SubtractValue
+	};
+
+	ChangeCommand(uint8 sceneId, uint8 entityId, ChangeRegister reg, ChangeOperation op, const ChangeCommandValue &val) :
+		_sceneId(sceneId), _entityId(entityId), _register(reg), _operation(op), _value(val)
+	{}
+protected:
+	const char *getRegisterAsString() const;
+	Common::String getValueAsString() const;
+	const char *getOperationAsString() const;
+
+	uint8 _sceneId;
+	uint8 _entityId;
+	ChangeRegister _register;
+	ChangeOperation _operation;
+	ChangeCommandValue _value;
+};
+
+class ChangeCommandParser : public SeqCommandParser {
+protected:
+	bool parseValueString(const Common::String &valueString, bool changeEntity, uint8 &sceneId, uint8 &entityId, ChangeCommand::ChangeRegister &reg, ChangeCommand::ChangeOperation &op, ChangeCommandValue &ccv);
+	int parseInteger(const char *val, ChangeCommand::ChangeOperation &op);
+};
+
+class ChangeObjectCommandParser : public ChangeCommandParser {
+public:
+	bool parse(const Common::String &line, ScriptParseContext &parseCtx, Command *&command) override;
+};
+
+class ChangeDoorCommandParser : public ChangeCommandParser {
+public:
+	bool parse(const Common::String &line, ScriptParseContext &parseCtx, Command *&command) override;
+};
+
+class ChangeStaticCommandParser : public ChangeCommandParser {
+public:
+	bool parse(const Common::String &line, ScriptParseContext &parseCtx, Command *&command) override;
+};
+
+class ChangeSceneCommandParser : public ChangeCommandParser {
+public:
+	bool parse(const Common::String &line, ScriptParseContext &parseCtx, Command *&command) override;
+};
+
+class ChangeDoorCommand : public ChangeCommand {
+public:
+	ChangeDoorCommand(uint8 sceneId, uint8 doorId, ChangeRegister reg, ChangeOperation op, const ChangeCommandValue &val)
+		: ChangeCommand(sceneId, doorId, reg, op, val)
+	{}
+	ExecuteResult execute(ScriptExecutionContext &scriptExecCtx) override;
+	Common::String debugString() const override;
+};
+
+class ChangeObjectCommand : public ChangeCommand {
+public:
+	ChangeObjectCommand(uint8 sceneId, uint8 objectId, ChangeRegister reg, ChangeOperation op, const ChangeCommandValue &val)
+		: ChangeCommand(sceneId, objectId, reg, op, val)
+	{}
+	ExecuteResult execute(ScriptExecutionContext &scriptExecCtx) override;
+	Common::String debugString() const override;
+};
+
+class ChangeStaticCommand : public ChangeCommand {
+public:
+	ChangeStaticCommand(uint8 sceneId, uint8 staticId, ChangeRegister reg, ChangeOperation op, const ChangeCommandValue &val)
+		: ChangeCommand(sceneId, staticId, reg, op, val)
+	{}
+	ExecuteResult execute(ScriptExecutionContext &scriptExecCtx) override;
+	Common::String debugString() const override;
+};
+
+class ChangeSceneCommand : public ChangeCommand {
+public:
+	ChangeSceneCommand(uint8 sceneId, uint8 staticId, ChangeRegister reg, ChangeOperation op, const ChangeCommandValue &val)
+		: ChangeCommand(sceneId, staticId, reg, op, val)
+	{}
+	ExecuteResult execute(ScriptExecutionContext &scriptExecCtx) override;
+	Common::String debugString() const override;
+};
+
+}