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engines/scumm/scumm_v4.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 SCUMM_SCRIPT_V4_H
+#define SCUMM_SCRIPT_V4_H
+
+#include "scumm/scumm_v5.h"
+
+namespace Scumm {
+
+/**
+ * Engine for version 4 SCUMM games; GF_SMALL_HEADER is always set for these.
+ */
+class ScummEngine_v4 : public ScummEngine_v5 {
+	friend class ScummEngine_v5;
+
+public:
+	ScummEngine_v4(OSystem *syst, const DetectorResult &dr);
+
+	void resetScumm() override;
+
+	// Used by MacGui
+	void clearSeriesIQPoints();
+	void updateIQPoints();
+
+protected:
+	const byte _GUIPalette[13]    = {0x00, 0x01, 0x0B, 0x03, 0x00, 0x0B, 0x0B, 0x03, 0x01, 0x00, 0x01, 0x0B, 0x09};
+	const byte _GUIPaletteCGA[13] = {0x00, 0x03, 0x0B, 0x03, 0x00, 0x0B, 0x0B, 0x0F, 0x03, 0x00, 0x0B, 0x0B, 0x05};
+
+	void setupOpcodes() override;
+
+	int readResTypeList(ResType type) override;
+	void readIndexFile() override;
+	void loadCharset(int no) override;
+	void resetRoomObjects() override;
+	void readMAXS(int blockSize) override;
+	void readGlobalObjects() override;
+
+	void resetRoomObject(ObjectData *od, const byte *room, const byte *searchptr = NULL) override;
+
+	void saveVars();
+	void loadVars();
+	void saveIQPoints(const byte *ptr, int size);
+	void loadIQPoints(byte *ptr, int size);
+
+	int getBannerColor(int bannerId) override;
+	void setUpMainMenuControls() override;
+
+	/* Version 4 script opcodes */
+	void o4_ifState();
+	void o4_ifNotState();
+	void o4_oldRoomEffect();
+	void o4_pickupObject();
+	void o4_saveLoadGame();
+	void o4_saveLoadVars();
+};
+
+
+} // End of namespace Scumm
+
+#endif