SCUMM/FM-TOWNS JAPANESE: implement flipped text

(used in the MI1 circus scene after Guybrush gets shot out of the cannon)

svn-id: r53616

1 files changed, 41 insertions, 6 deletions

diff --git a/graphics/sjis.cpp b/graphics/sjis.cpp
index 97375c884b..b9d0d8332f 100644
--- a/graphics/sjis.cpp
+++ b/graphics/sjis.cpp
@@ -65,9 +65,9 @@ void FontSJISBase::blitCharacter(const uint8 *glyph, const int w, const int h, u
 
 			if (mask & 0x80) {
 				*d = c1;
-				if (_shadowType == kShadowTypeScumm3 ||	_shadowType == kShadowTypeScumm3Towns)
+				if (_drawMode == kShadowMode ||	_drawMode == kFMTownsShadowMode)
 					d[1] = d[pitch] = c2;
-				if (_shadowType == kShadowTypeScumm3)
+				if (_drawMode == kShadowMode)
 					d[pitch + 1] = c2;
 			}
 			++d;
@@ -108,6 +108,36 @@ void FontSJISBase::createOutline(uint8 *outline, const uint8 *glyph, const int w
 	}
 }
 
+#ifndef DISABLE_FLIPPED_MODE
+const uint8 *FontSJISBase::flipCharacter(const uint8 *glyph, const int w) const {
+	static const uint8 flipData[] = {
+		0x00, 0x80, 0x40, 0xC0, 0x20, 0xA0, 0x60, 0xE0, 0x10, 0x90, 0x50, 0xD0, 0x30, 0xB0, 0x70, 0xF0,
+		0x08, 0x88, 0x48, 0xC8, 0x28, 0xA8, 0x68, 0xE8, 0x18, 0x98, 0x58, 0xD8, 0x38, 0xB8, 0x78, 0xF8,
+		0x04, 0x84, 0x44, 0xC4, 0x24, 0xA4, 0x64, 0xE4, 0x14, 0x94, 0x54, 0xD4, 0x34, 0xB4, 0x74, 0xF4,
+		0x0C, 0x8C, 0x4C, 0xCC, 0x2C, 0xAC, 0x6C, 0xEC, 0x1C, 0x9C, 0x5C, 0xDC, 0x3C, 0xBC, 0x7C, 0xFC,
+		0x02, 0x82, 0x42, 0xC2, 0x22, 0xA2, 0x62, 0xE2, 0x12, 0x92, 0x52, 0xD2, 0x32, 0xB2, 0x72, 0xF2,
+		0x0A, 0x8A, 0x4A, 0xCA, 0x2A, 0xAA, 0x6A, 0xEA, 0x1A, 0x9A, 0x5A, 0xDA, 0x3A, 0xBA, 0x7A, 0xFA,
+		0x06, 0x86, 0x46, 0xC6, 0x26, 0xA6, 0x66, 0xE6, 0x16, 0x96, 0x56, 0xD6, 0x36, 0xB6, 0x76, 0xF6,
+		0x0E, 0x8E, 0x4E, 0xCE, 0x2E, 0xAE, 0x6E, 0xEE, 0x1E, 0x9E, 0x5E, 0xDE, 0x3E, 0xBE, 0x7E, 0xFE,
+		0x01, 0x81, 0x41, 0xC1, 0x21, 0xA1, 0x61, 0xE1, 0x11, 0x91, 0x51, 0xD1, 0x31, 0xB1, 0x71, 0xF1,
+		0x09, 0x89, 0x49, 0xC9, 0x29, 0xA9, 0x69, 0xE9, 0x19, 0x99, 0x59, 0xD9, 0x39, 0xB9, 0x79, 0xF9,
+		0x05, 0x85, 0x45, 0xC5, 0x25, 0xA5, 0x65, 0xE5, 0x15, 0x95, 0x55, 0xD5, 0x35, 0xB5, 0x75, 0xF5,
+		0x0D, 0x8D, 0x4D, 0xCD, 0x2D, 0xAD, 0x6D, 0xED, 0x1D, 0x9D, 0x5D, 0xDD, 0x3D, 0xBD, 0x7D, 0xFD,
+		0x03, 0x83, 0x43, 0xC3, 0x23, 0xA3, 0x63, 0xE3, 0x13, 0x93, 0x53, 0xD3, 0x33, 0xB3, 0x73, 0xF3,
+		0x0B, 0x8B, 0x4B, 0xCB, 0x2B, 0xAB, 0x6B, 0xEB, 0x1B, 0x9B, 0x5B, 0xDB, 0x3B, 0xBB, 0x7B, 0xFB,
+		0x07, 0x87, 0x47, 0xC7, 0x27, 0xA7, 0x67, 0xE7, 0x17, 0x97, 0x57, 0xD7, 0x37, 0xB7, 0x77, 0xF7,
+		0x0F, 0x8F, 0x4F, 0xC7, 0x2F, 0xAF, 0x6F, 0xEF, 0x1F, 0x97, 0x5F, 0xDF, 0x3F, 0xBF, 0x7F, 0xFF
+	};
+
+	for (int i = 0; i < w; i++) {
+		_tempGlyph[i] = flipData[glyph[(w * 2 - 1) - i]];
+		_tempGlyph[(w * 2 - 1) - i] = flipData[glyph[i]];
+	}
+
+	return _tempGlyph;
+}
+#endif
+
 void FontSJISBase::drawChar(void *dst, uint16 ch, int pitch, int bpp, uint32 c1, uint32 c2) const {
 	const uint8 *glyphSource = 0;
 	int width = 0, height = 0;
@@ -126,21 +156,26 @@ void FontSJISBase::drawChar(void *dst, uint16 ch, int pitch, int bpp, uint32 c1,
 		return;
 	}
 
+#ifndef DISABLE_FLIPPED_MODE
+	if (_flippedMode)
+		glyphSource = flipCharacter(glyphSource, width);
+#endif
+
 	uint8 outline[18 * 18];
-	if (_shadowType == kShadowTypeOutline) {
+	if (_drawMode == kOutlineMode) {
 		memset(outline, 0, sizeof(outline));
 		createOutline(outline, glyphSource, width, height);
 	}
 
 	if (bpp == 1) {
-		if (_shadowType == kShadowTypeOutline) {
+		if (_drawMode == kOutlineMode) {
 			blitCharacter<uint8>(outline, width + 2, height + 2, (uint8 *)dst, pitch, c2);
 			blitCharacter<uint8>(glyphSource, width, height, (uint8 *)dst + pitch + 1, pitch, c1);
 		} else {
 			blitCharacter<uint8>(glyphSource, width, height, (uint8 *)dst, pitch, c1, c2);
 		}
 	} else if (bpp == 2) {
-		if (_shadowType == kShadowTypeOutline) {
+		if (_drawMode == kOutlineMode) {
 			blitCharacter<uint16>(outline, width + 2, height + 2, (uint8 *)dst, pitch, c2);
 			blitCharacter<uint16>(glyphSource, width, height, (uint8 *)dst + pitch + 2, pitch, c1);
 		} else {
@@ -153,7 +188,7 @@ void FontSJISBase::drawChar(void *dst, uint16 ch, int pitch, int bpp, uint32 c1,
 
 uint FontSJISBase::getCharWidth(uint16 ch) const {
 	if (is8x16(ch))
-		return (_shadowType == kShadowTypeOutline) ? 10 : (_shadowType == kShadowTypeNone ? 8 : 9);
+		return (_drawMode == kOutlineMode) ? 10 : (_drawMode == kDefaultMode ? 8 : 9);
 	else
 		return getMaxFontWidth();
 }