DIRECTOR: Add stxt.cpp

scummvm · May 2, 2017 · 4ae5453 · 4ae5453
1 parent fca7409
commit 4ae5453
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Showing 3 changed files with 101 additions and 70 deletions.
diff --git a/engines/director/module.mk b/engines/director/module.mk
@@ -14,6 +14,7 @@ MODULE_OBJS = \
 	score.o \
 	sound.o \
 	sprite.o \
+	stxt.o \
 	util.o \
 	lingo/lingo-gr.o \
 	lingo/lingo.o \

diff --git a/engines/director/stxt.cpp b/engines/director/stxt.cpp
@@ -0,0 +1,99 @@
+/* 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.
+ *
+ */
+
+#include "engines/director/stxt.h"
+
+namespace Director {
+
+Stxt::Stxt (Common::SeekableSubReadStreamEndian &textStream) {
+	// TODO: Side effects on textStream make this a little hard to understand in context?
+	uint32 unk1 = textStream.readUint32();
+	uint32 strLen = textStream.readUint32();
+	uint32 dataLen = textStream.readUint32();
+	Common::String text;
+
+	for (uint32 i = 0; i < strLen; i++) {
+		byte ch = textStream.readByte();
+		if (ch == 0x0d) {
+			ch = '\n';
+		}
+		text += ch;
+	}
+	debugC(3, kDebugText, "Stxt init: unk1: %d strLen: %d dataLen: %d textlen: %u", unk1, strLen, dataLen, text.size());
+	if (strLen < 200)
+		debugC(3, kDebugText, "text: '%s'", text.c_str());
+
+	uint16 formattingCount = textStream.readUint16();
+	uint32 prevPos = 0;
+
+	while (formattingCount) {
+		uint32 formatStartOffset = textStream.readUint32();
+		uint16 unk1f = textStream.readUint16();
+		uint16 unk2f = textStream.readUint16();
+
+		_fontId = textStream.readUint16();
+		_textSlant = textStream.readByte();
+		byte unk3f = textStream.readByte();
+		_fontSize = textStream.readUint16();
+
+		_palinfo1 = textStream.readUint16();
+		_palinfo2 = textStream.readUint16();
+		_palinfo3 = textStream.readUint16();
+
+		debugC(3, kDebugText, "Stxt init: formattingCount: %u, formatStartOffset: %d, unk1: %d unk2: %d, fontId: %d, textSlant: %d",
+			   formattingCount, formatStartOffset, unk1f, unk2f, _fontId, _textSlant);
+
+		debugC(3, kDebugText, "        unk3: %d, fontSize: %d, p0: %x p1: %x p2: %x", unk3f, _fontSize, _palinfo1, _palinfo2, _palinfo3);
+
+		assert(prevPos <= formatStartOffset);  // If this is triggered, we have to implement sorting
+
+		while (prevPos != formatStartOffset) {
+			char f = text.firstChar();
+			_ftext += text.firstChar();
+			text.deleteChar(0);
+
+			if (f == '\001')    // Insert two \001s as a replacement
+				_ftext += '\001';
+
+			prevPos++;
+
+			debugCN(4, kDebugText, "%c", f);
+		}
+
+		debugCN(4, kDebugText, "*");
+
+		_ftext += Common::String::format("\001\015%c%c%c%c%c%c%c%c%c%c%c%c",
+										 (_fontId >> 8) & 0xff, _fontId & 0xff,
+										 _textSlant & 0xff, unk3f & 0xff,
+										 (_fontSize >> 8) & 0xff, _fontSize & 0xff,
+										 (_palinfo1 >> 8) & 0xff, _palinfo1 & 0xff,
+										 (_palinfo2 >> 8) & 0xff, _palinfo2 & 0xff,
+										 (_palinfo3 >> 8) & 0xff, _palinfo3 & 0xff);
+
+		formattingCount--;
+	}
+
+	debugC(4, kDebugText, "%s", text.c_str());
+	_ftext += text;
+}
+
+} // End of namespace Director
diff --git a/engines/director/stxt.h b/engines/director/stxt.h
@@ -29,76 +29,7 @@ namespace Director {
 
 class Stxt {
 public:
-	Stxt (Common::SeekableSubReadStreamEndian &textStream) {
-		uint32 unk1 = textStream.readUint32();
-		uint32 strLen = textStream.readUint32();
-		uint32 dataLen = textStream.readUint32();
-		Common::String text;
-
-		for (uint32 i = 0; i < strLen; i++) {
-			byte ch = textStream.readByte();
-			if (ch == 0x0d) {
-				ch = '\n';
-			}
-			text += ch;
-		}
-		debugC(3, kDebugText, "Stxt init: unk1: %d strLen: %d dataLen: %d textlen: %u", unk1, strLen, dataLen, text.size());
-		if (strLen < 200)
-			debugC(3, kDebugText, "text: '%s'", text.c_str());
-
-		uint16 formattingCount = textStream.readUint16();
-		uint32 prevPos = 0;
-
-		while (formattingCount) {
-			uint32 formatStartOffset = textStream.readUint32();
-			uint16 unk1f = textStream.readUint16();
-			uint16 unk2f = textStream.readUint16();
-
-			_fontId = textStream.readUint16();
-			_textSlant = textStream.readByte();
-			byte unk3f = textStream.readByte();
-			_fontSize = textStream.readUint16();
-
-			_palinfo1 = textStream.readUint16();
-			_palinfo2 = textStream.readUint16();
-			_palinfo3 = textStream.readUint16();
-
-			debugC(3, kDebugText, "Stxt init: formattingCount: %u, formatStartOffset: %d, unk1: %d unk2: %d, fontId: %d, textSlant: %d",
-			       formattingCount, formatStartOffset, unk1f, unk2f, _fontId, _textSlant);
-
-			debugC(3, kDebugText, "        unk3: %d, fontSize: %d, p0: %x p1: %x p2: %x", unk3f, _fontSize, _palinfo1, _palinfo2, _palinfo3);
-
-			assert(prevPos <= formatStartOffset);  // If this is triggered, we have to implement sorting
-
-			while (prevPos != formatStartOffset) {
-				char f = text.firstChar();
-				_ftext += text.firstChar();
-				text.deleteChar(0);
-
-				if (f == '\001')    // Insert two \001s as a replacement
-					_ftext += '\001';
-
-				prevPos++;
-
-				debugCN(4, kDebugText, "%c", f);
-			}
-
-			debugCN(4, kDebugText, "*");
-
-			_ftext += Common::String::format("\001\015%c%c%c%c%c%c%c%c%c%c%c%c",
-			                                      (_fontId >> 8) & 0xff, _fontId & 0xff,
-			                                      _textSlant & 0xff, unk3f & 0xff,
-			                                      (_fontSize >> 8) & 0xff, _fontSize & 0xff,
-			                                      (_palinfo1 >> 8) & 0xff, _palinfo1 & 0xff,
-			                                      (_palinfo2 >> 8) & 0xff, _palinfo2 & 0xff,
-			                                      (_palinfo3 >> 8) & 0xff, _palinfo3 & 0xff);
-
-			formattingCount--;
-		}
-
-		debugC(4, kDebugText, "%s", text.c_str());
-		_ftext += text;
-	}
+	Stxt (Common::SeekableSubReadStreamEndian &textStream);
 public:
 	Common::String _ftext;
 	uint32 _fontId;