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engines/sword1/resman.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 SWORD1_RESMAN_H
+#define SWORD1_RESMAN_H
+
+#include "sword1/memman.h"
+#include "sword1/swordres.h"
+#include "common/file.h"
+#include "sword1/sworddefs.h"
+#include "common/endian.h"
+#include "common/mutex.h"
+
+namespace Sword1 {
+
+#define MAX_LABEL_SIZE (31+1)
+
+#if defined(__PSP__)
+#define MAX_OPEN_CLUS 4 // the PSP can't have more than 8 files open simultaneously
+						// since we also need filehandles for music and sometimes savegames
+						// set the maximum number of open clusters to 4.
+#else
+#define MAX_OPEN_CLUS 8 // don't open more than 8 files at once
+#endif
+
+struct Grp {
+	uint32 noRes;
+	MemHandle *resHandle;
+	uint32 *offset;
+	uint32 *length;
+};
+
+struct Clu {
+	uint32 refCount;
+	Common::File *file;
+	char label[MAX_LABEL_SIZE];
+	uint32 noGrp;
+	Grp *grp;
+	Clu *nextOpen;
+};
+
+struct Prj {
+	uint32 noClu;
+	Clu *clu;
+};
+
+class ResMan {
+public:
+	ResMan(const char *fileName, bool isMacFile, bool isKorean);
+	~ResMan();
+	void flush();
+	void resClose(uint32 id);
+	void resOpen(uint32 id);
+	void *fetchRes(uint32 id);
+	void dumpRes(uint32 id);
+	void *openFetchRes(uint32 id);
+	void *cptResOpen(uint32 id);
+	Header *lockScript(uint32 scrID);
+	void unlockScript(uint32 scrID);
+	FrameHeader *fetchFrame(void *resourceData, uint32 frameNo);
+
+	uint16 getUint16(uint16 value) {
+		return (_isBigEndian) ? FROM_BE_16(value) : FROM_LE_16(value);
+	}
+	uint32 getUint32(uint32 value) {
+		return (_isBigEndian) ? FROM_BE_32(value) : FROM_LE_32(value);
+	}
+	uint16 getLEUint16(uint16 value) {
+		return FROM_LE_16(value);
+	}
+	uint32 getLEUint32(uint32 value) {
+		return FROM_LE_32(value);
+	}
+	uint16 readUint16(const void *ptr) {
+		return (_isBigEndian) ? READ_BE_UINT16(ptr) : READ_LE_UINT16(ptr);
+	}
+	uint32 readUint32(const void *ptr) {
+		return (_isBigEndian) ? READ_BE_UINT32(ptr) : READ_LE_UINT32(ptr);
+	}
+	uint32 readLEUint32(const void *ptr) {
+		return READ_LE_UINT32(ptr);
+	}
+	uint16 toUint16(uint16 value) {
+		return (_isBigEndian) ? TO_BE_16(value) : TO_LE_16(value);
+	}
+	uint32 toUint32(uint32 value) {
+		return (_isBigEndian) ? TO_BE_32(value) : TO_LE_32(value);
+	}
+
+	uint32 getDeathFontId();
+
+private:
+	uint32     resLength(uint32 id);
+	MemHandle *resHandle(uint32 id);
+	uint32     resOffset(uint32 id);
+	Common::File      *resFile(uint32 id);
+
+	void openCptResourceBigEndian(uint32 id);
+	void openScriptResourceBigEndian(uint32 id);
+	void openCptResourceLittleEndian(uint32 id);
+	void openScriptResourceLittleEndian(uint32 id);
+
+	void loadCluDescript(const char *fileName);
+	void freeCluDescript();
+	Prj _prj;
+	MemMan *_memMan;
+	static const uint32 _scriptList[TOTAL_SECTIONS];    //a table of resource tags
+	Clu *_openCluStart, *_openCluEnd;
+	int  _openClus;
+	bool _isBigEndian;
+	bool _isKorTrs = false;
+
+	Common::Mutex _resourceAccessMutex;
+
+	uint32 _srIdList[29] = {
+		// the file numbers differ for the control panel file IDs, so we need this array
+		OTHER_SR_FONT,    // SR_FONT
+		0x04050000,       // SR_BUTTON
+		OTHER_SR_REDFONT, // SR_REDFONT
+		0x04050001,       // SR_PALETTE
+		0x04050002,       // SR_PANEL_ENGLISH
+		0x04050003,       // SR_PANEL_FRENCH
+		0x04050004,       // SR_PANEL_GERMAN
+		0x04050005,       // SR_PANEL_ITALIAN
+		0x04050006,       // SR_PANEL_SPANISH
+		0x04050007,       // SR_PANEL_AMERICAN
+		0x04050008,       // SR_TEXT_BUTTON
+		0x04050009,       // SR_SPEED
+		0x0405000A,       // SR_SCROLL1
+		0x0405000B,       // SR_SCROLL2
+		0x0405000C,       // SR_CONFIRM
+		0x0405000D,       // SR_VOLUME
+		0x0405000E,       // SR_VLIGHT
+		0x0405000F,       // SR_VKNOB
+		0x04050010,       // SR_WINDOW
+		0x04050011,       // SR_SLAB1
+		0x04050012,       // SR_SLAB2
+		0x04050013,       // SR_SLAB3
+		0x04050014,       // SR_SLAB4
+		0x04050015,       // SR_BUTUF
+		0x04050016,       // SR_BUTUS
+		0x04050017,       // SR_BUTDS
+		0x04050018,       // SR_BUTDF
+		0x04050019,       // SR_DEATHPANEL
+		SR_DEATHFONT,
+	};
+};
+
+} // End of namespace Sword1
+
+#endif //RESMAN_H