CGE2: Implement CGE2Engine::loadSprite().

Add Snail during the process and revise or expand a lot of other parts of the engine.

1 files changed, 60 insertions, 0 deletions

diff --git a/engines/cge2/snail.cpp b/engines/cge2/snail.cpp
new file mode 100644
index 0000000000..245da9972a
--- /dev/null
+++ b/engines/cge2/snail.cpp
@@ -0,0 +1,60 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+/*
+ * This code is based on original Sfinx source code
+ * Copyright (c) 1994-1997 Janus B. Wisniewski and L.K. Avalon
+ */
+
+#include "cge2/snail.h"
+#include "cge2/fileio.h"
+
+namespace CGE2 {
+
+const char *Snail::comTxt[] = {
+	"NOP", "USE", "PAUSE", "INF", "CAVE",
+	"SLAVE", "FOCUS", "SETX", "SETY", "SETZ",
+	"ADD", "SUB", "MUL", "DIV", "IF", "FLAG",
+	"FLASH", "LIGHT", "CYCLE",
+	"CLEAR", "TALK", "MOUSE",
+	"MAP", "COUNT", "MIDI",
+	"SETDLG", "MSKDLG",
+	".DUMMY.",
+	"WAIT", "HIDE", "ROOM",
+	"SAY", "SOUND", "TIME", "KILL",
+	"RSEQ", "SEQ", "SEND", "SWAP",
+	"KEEP", "GIVE",
+	"GETPOS", "GOTO", "MOVEX", "MOVEY",
+	"MOVEZ", "TRANS", "PORT",
+	"NEXT", "NNEXT", "MTNEXT", "FTNEXT",
+	"RNNEXT", "RMTNEXT", "RFTNEXT",
+	"RMNEAR", "RMMTAKE", "RMFTAKE",
+	"SETREF", "BACKPT",
+	"WALKTO", "REACH", "COVER", "UNCOVER",
+	NULL };
+
+int Snail::com(const char *com) {
+	int i = EncryptedStream::takeEnum(comTxt, com);
+	return (i < 0) ? i : i + kSNCom0 + 1;
+}
+
+} // End of namespace CGE2.