[Scummvm-cvs-logs] SF.net SVN: scummvm: [28159] scummvm/trunk/engines/scumm/charset.cpp

[sev at users.sourceforge.net]

Revision: 28159
          http://scummvm.svn.sourceforge.net/scummvm/?rev=28159&view=rev
Author:   sev
Date:     2007-07-21 15:40:02 -0700 (Sat, 21 Jul 2007)

Log Message:
-----------
More support for Chinese COMI. Still some character conversions are
missing. Most notable in difficulty selection screen where 'q' characters
slip in.

Modified Paths:
--------------
    scummvm/trunk/engines/scumm/charset.cpp

Modified: scummvm/trunk/engines/scumm/charset.cpp
===================================================================
--- scummvm/trunk/engines/scumm/charset.cpp	2007-07-21 19:53:18 UTC (rev 28158)
+++ scummvm/trunk/engines/scumm/charset.cpp	2007-07-21 22:40:02 UTC (rev 28159)
@@ -82,7 +82,7 @@
 		case Common::ZH_TWN:
 			if (_game.id == GID_CMI) {
 				fontFile = "chinese.fnt";
-				numChar = 1; //FIXME
+				numChar = 12779;
 			}
 			break;
 		default:
@@ -92,9 +92,25 @@
 			debug(2, "Loading CJK Font");
 			_useCJKMode = true;
 			_textSurfaceMultiplier = 1; // No multiplication here
-			fp.seek(2, SEEK_CUR);
-			_2byteWidth = fp.readByte();
-			_2byteHeight = fp.readByte();
+			
+			switch (_language) {
+			case Common::KO_KOR:
+				fp.seek(2, SEEK_CUR);
+				_2byteWidth = fp.readByte();
+				_2byteHeight = fp.readByte();
+				break;
+			case Common::JA_JPN:
+				_2byteWidth = 16;
+				_2byteHeight = 16;
+				break;
+			case Common::ZH_TWN:
+				_2byteWidth = 16;
+				_2byteHeight = 16;
+				// 0xFE -> 0x21. also compared with 0x0d. perhaps a newline
+				break;
+			default:
+				break;
+			}
 
 			_2byteFontPtr = new byte[((_2byteWidth + 7) / 8) * _2byteHeight * numChar];
 			fp.read(_2byteFontPtr, ((_2byteWidth + 7) / 8) * _2byteHeight * numChar);
@@ -190,7 +206,7 @@
 }
 
 byte *ScummEngine::get2byteCharPtr(int idx) {
-	switch (_language) {
+	switch (_language) {	
 	case Common::KO_KOR:
 		idx = ((idx % 256) - 0xb0) * 94 + (idx / 256) - 0xa1;
 		break;
@@ -198,6 +214,43 @@
 		idx = SJIStoFMTChunk((idx % 256), (idx / 256));
 		break;
 	case Common::ZH_TWN:
+		{
+			int base = 0;
+			byte low = idx % 256;
+			int high = 0;
+
+			if (low >= 0x20 && low <= 0x7e) {
+				base = (low + low * 2 + 81012) * 5;
+			} else {
+				if (low >= 0xa1 && low <= 0xa3) {
+					base = 392820;
+					low += 0x5f;
+				} else if (low >= 0xa4 && low <= 0xc6) {
+					base = 0;
+					low += 0x5c;
+				} else if (low >= 0xc9 && low <= 0xf9) {
+					base = 162030;
+					low += 0x37;
+				} else {
+					base = 392820;
+					low = 0xff;
+				}
+
+				if (low != 0xff) {
+					high = idx / 256;
+					if (high >= 0x40 && high <= 0x7e) {
+						high -= 0x40;
+					} else {
+						high -= 0x62;
+					}
+
+					base += (low * 157 + high) * 30;
+				}
+			}
+
+			return _2byteFontPtr + base - 2;
+			break;
+		}
 	default:
 		idx = 0;
 	}
@@ -1724,6 +1777,10 @@
 	if (_str.left > _left)
 		_str.left = _left;
 
+	// Original keeps glyph width and character dimensions separately
+	if (_vm->_language == Common::ZH_TWN)
+		width = 17;
+
 	_left += width;
 
 	if (_str.right < shadow.right)


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