Initial commit

engines/prince/debugger.cpp

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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 "prince/debugger.h"
+#include "prince/prince.h"
+#include "prince/flags.h"
+#include "prince/script.h"
+
+namespace Prince {
+
+Debugger::Debugger(PrinceEngine *vm, InterpreterFlags *flags) : GUI::Debugger(), _vm(vm), _locationNr(0), _flags(flags) {
+	registerCmd("continue",		WRAP_METHOD(Debugger, cmdExit));
+	registerCmd("level",			WRAP_METHOD(Debugger, Cmd_DebugLevel));
+	registerCmd("setflag",		WRAP_METHOD(Debugger, Cmd_SetFlag));
+	registerCmd("getflag",		WRAP_METHOD(Debugger, Cmd_GetFlag));
+	registerCmd("clearflag",		WRAP_METHOD(Debugger, Cmd_ClearFlag));
+	registerCmd("viewflc",		WRAP_METHOD(Debugger, Cmd_ViewFlc));
+	registerCmd("initroom",		WRAP_METHOD(Debugger, Cmd_InitRoom));
+	registerCmd("changecursor",	WRAP_METHOD(Debugger, Cmd_ChangeCursor));
+	registerCmd("additem",		WRAP_METHOD(Debugger, Cmd_AddItem));
+
+	_cursorNr = 0;
+}
+
+static int strToInt(const char *s) {
+	if (!*s)
+		// No string at all
+		return 0;
+	else if (toupper(s[strlen(s) - 1]) != 'H')
+		// Standard decimal string
+		return atoi(s);
+
+	// Hexadecimal string
+	uint tmp = 0;
+	int read = sscanf(s, "%xh", &tmp);
+	if (read < 1)
+		error("strToInt failed on string \"%s\"", s);
+	return (int)tmp;
+}
+
+bool Debugger::Cmd_DebugLevel(int argc, const char **argv) {
+	if (argc == 1) {
+		debugPrintf("Debugging is currently set at level %d\n", gDebugLevel);
+	} else { // set level
+		gDebugLevel = atoi(argv[1]);
+		if (0 <= gDebugLevel && gDebugLevel < 11) {
+			debugPrintf("Debug level set to level %d\n", gDebugLevel);
+		} else if (gDebugLevel < 0) {
+			debugPrintf("Debugging is now disabled\n");
+		} else
+			debugPrintf("Not a valid debug level (0 - 10)\n");
+	}
+
+	return true;
+}
+
+/*
+ * This command sets a flag
+ */
+bool Debugger::Cmd_SetFlag(int argc, const char **argv) {
+	// Check for a flag to set
+	if (argc != 3) {
+		debugPrintf("Usage: %s <flag number> <value>\n", argv[0]);
+		return true;
+	}
+
+	int flagNum = strToInt(argv[1]);
+	uint16 value = strToInt(argv[2]);
+	_flags->setFlagValue((Flags::Id)flagNum, value);
+	return true;
+}
+
+/*
+ * This command gets the value of a flag
+ */
+bool Debugger::Cmd_GetFlag(int argc, const char **argv) {
+	// Check for a flag to display
+	if (argc != 2) {
+		debugPrintf("Usage: %s <flag number>\n", argv[0]);
+		return true;
+	}
+
+	int flagNum = strToInt(argv[1]);
+	debugPrintf("Value: %d\n", _flags->getFlagValue((Flags::Id)flagNum));
+	return true;
+}
+
+/*
+ * This command clears a flag
+ */
+bool Debugger::Cmd_ClearFlag(int argc, const char **argv) {
+	// Check for a flag to clear
+	if (argc != 2) {
+		debugPrintf("Usage: %s <flag number>\n", argv[0]);
+		return true;
+	}
+
+	int flagNum = strToInt(argv[1]);
+	_flags->setFlagValue((Flags::Id)flagNum, 0);
+	return true;
+}
+
+/*
+ * This command starts new flc anim
+ */
+bool Debugger::Cmd_ViewFlc(int argc, const char **argv) {
+	// Check for a flag to clear
+	if (argc != 2) {
+		debugPrintf("Usage: %s <anim number>\n", argv[0]);
+		return true;
+	}
+
+	int flagNum = strToInt(argv[1]);
+	_vm->loadAnim(flagNum, false);
+	return true;
+}
+
+bool Debugger::Cmd_InitRoom(int argc, const char **argv) {
+	// Check for a flag to clear
+	if (argc != 2) {
+		debugPrintf("Usage: %s <anim number>\n", argv[0]);
+		return true;
+	}
+
+	_locationNr = strToInt(argv[1]);
+	return true;
+}
+
+bool Debugger::Cmd_ChangeCursor(int argc, const char **argv) {
+	// Check for a flag to clear
+	if (argc != 2) {
+		debugPrintf("Usage: %s <curId>\n", argv[0]);
+		return true;
+	}
+
+	_cursorNr = strToInt(argv[1]);
+
+	return true;
+}
+
+bool Debugger::Cmd_AddItem(int argc, const char **argv) {
+	if (argc != 2) {
+		debugPrintf("Usage: %s <itemId>\n", argv[0]);
+		return true;
+	}
+	if (!strcmp(argv[1], "map")) {
+		_vm->addInv(0, 29, true);
+		_vm->_flags->setFlagValue(Flags::MapaUsable, 1);
+	} else {
+		int itemId = strToInt(argv[1]);
+		_vm->addInv(0, itemId, true);
+	}
+
+	return true;
+}
+
+} // End of namespace Prince