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-rw-r--r--graphics/sjis.cpp145
-rw-r--r--graphics/sjis.h13
2 files changed, 109 insertions, 49 deletions
diff --git a/graphics/sjis.cpp b/graphics/sjis.cpp
index e3925f99c4..bd0ad0c605 100644
--- a/graphics/sjis.cpp
+++ b/graphics/sjis.cpp
@@ -46,7 +46,7 @@ FontSJIS *FontSJIS::createFont(const Common::Platform platform) {
}
// Try ScummVM's font.
- ret = new FontSjisSVM();
+ ret = new FontSjisSVM(platform);
if (ret && ret->loadData())
return ret;
delete ret;
@@ -58,7 +58,8 @@ void FontSJIS::drawChar(Graphics::Surface &dst, uint16 ch, int x, int y, uint32
drawChar(dst.getBasePtr(x, y), ch, dst.pitch, dst.format.bytesPerPixel, c1, c2, dst.w - x, dst.h - y);
}
-FontSJISBase::FontSJISBase() : _drawMode(kDefaultMode), _flippedMode(false) {
+FontSJISBase::FontSJISBase()
+ : _drawMode(kDefaultMode), _flippedMode(false), _fontWidth(16), _fontHeight(16) {
}
void FontSJISBase::setDrawingMode(DrawingMode mode) {
@@ -72,29 +73,36 @@ void FontSJISBase::toggleFlippedMode(bool enable) {
uint FontSJISBase::getFontHeight() const {
switch (_drawMode) {
case kOutlineMode:
- return 18;
+ return _fontHeight + 2;
case kDefaultMode:
- return 16;
+ return _fontHeight;
default:
- return 17;
+ return _fontHeight + 1;
}
}
uint FontSJISBase::getMaxFontWidth() const {
switch (_drawMode) {
case kOutlineMode:
- return 18;
+ return _fontWidth + 2;
case kDefaultMode:
- return 16;
+ return _fontWidth;
default:
- return 17;
+ return _fontWidth + 1;
}
}
+uint FontSJISBase::getCharWidth(uint16 ch) const {
+ if (isASCII(ch))
+ return (_drawMode == kOutlineMode) ? 10 : (_drawMode == kDefaultMode ? 8 : 9);
+ else
+ return getMaxFontWidth();
+}
+
template<typename Color>
void FontSJISBase::blitCharacter(const uint8 *glyph, const int w, const int h, uint8 *dst, int pitch, Color c) const {
for (int y = 0; y < h; ++y) {
@@ -189,11 +197,11 @@ void FontSJISBase::drawChar(void *dst, uint16 ch, int pitch, int bpp, uint32 c1,
if (isASCII(ch)) {
glyphSource = getCharData(ch);
width = 8;
- height = 16;
+ height = _fontHeight;
} else {
glyphSource = getCharData(ch);
- width = 16;
- height = 16;
+ width = _fontWidth;
+ height = _fontHeight;
}
if (maxW != -1 && maxW < width) {
@@ -263,13 +271,6 @@ void FontSJISBase::drawChar(void *dst, uint16 ch, int pitch, int bpp, uint32 c1,
}
}
-uint FontSJISBase::getCharWidth(uint16 ch) const {
- if (isASCII(ch))
- return (_drawMode == kOutlineMode) ? 10 : (_drawMode == kDefaultMode ? 8 : 9);
- else
- return getMaxFontWidth();
-}
-
bool FontSJISBase::isASCII(uint16 ch) const {
if (ch >= 0xFF)
return false;
@@ -393,13 +394,20 @@ const uint8 *FontTowns::getCharData(uint16 ch) const {
// ScummVM SJIS font
-FontSjisSVM::FontSjisSVM()
- : _fontData16x16(0), _fontData16x16Size(0), _fontData8x16(0), _fontData8x16Size(0) {
+FontSjisSVM::FontSjisSVM(const Common::Platform platform)
+ : _fontData16x16(0), _fontData16x16Size(0), _fontData8x16(0), _fontData8x16Size(0),
+ _fontData12x12(0), _fontData12x12Size(0) {
+
+ if (platform == Common::kPlatformPCEngine) {
+ _fontWidth = 12;
+ _fontHeight = 12;
+ }
}
FontSjisSVM::~FontSjisSVM() {
delete[] _fontData16x16;
delete[] _fontData8x16;
+ delete[] _fontData12x12;
}
bool FontSjisSVM::loadData() {
@@ -416,23 +424,33 @@ bool FontSjisSVM::loadData() {
}
uint32 version = data->readUint32BE();
- if (version != 2) {
+ if (version != 3) {
delete data;
return false;
}
uint numChars16x16 = data->readUint16BE();
uint numChars8x16 = data->readUint16BE();
+ uint numChars12x12 = data->readUint16BE();
+
+ if (_fontWidth == 16) {
+ _fontData16x16Size = numChars16x16 * 32;
+ _fontData16x16 = new uint8[_fontData16x16Size];
+ assert(_fontData16x16);
+ data->read(_fontData16x16, _fontData16x16Size);
+
+ _fontData8x16Size = numChars8x16 * 16;
+ _fontData8x16 = new uint8[numChars8x16 * 16];
+ assert(_fontData8x16);
+ data->read(_fontData8x16, _fontData8x16Size);
+ } else {
+ data->skip(_fontData16x16Size);
+ data->skip(_fontData8x16Size);
- _fontData16x16Size = numChars16x16 * 32;
- _fontData16x16 = new uint8[_fontData16x16Size];
- assert(_fontData16x16);
- data->read(_fontData16x16, _fontData16x16Size);
-
- _fontData8x16Size = numChars8x16 * 16;
- _fontData8x16 = new uint8[numChars8x16 * 16];
- assert(_fontData8x16);
-
- data->read(_fontData8x16, _fontData8x16Size);
+ _fontData12x12Size = numChars12x12 * 24;
+ _fontData12x12 = new uint8[_fontData12x12Size];
+ assert(_fontData12x12);
+ data->read(_fontData12x12, _fontData12x12Size);
+ }
bool retValue = !data->err();
delete data;
@@ -440,6 +458,31 @@ bool FontSjisSVM::loadData() {
}
const uint8 *FontSjisSVM::getCharData(uint16 c) const {
+ if (_fontWidth == 12)
+ return getCharDataPCE(c);
+ else
+ return getCharDataDefault(c);
+}
+
+const uint8 *FontSjisSVM::getCharDataPCE(uint16 c) const {
+ if (isASCII(c))
+ return 0;
+
+ const uint8 fB = c & 0xFF;
+ const uint8 sB = c >> 8;
+
+ int base, index;
+ mapKANJIChar(fB, sB, base, index);
+
+ if (base == -1)
+ return 0;
+
+ const uint offset = (base * 0xBC + index) * 24;
+ assert(offset + 16 <= _fontData12x12Size);
+ return _fontData12x12 + offset;
+}
+
+const uint8 *FontSjisSVM::getCharDataDefault(uint16 c) const {
const uint8 fB = c & 0xFF;
const uint8 sB = c >> 8;
@@ -454,23 +497,10 @@ const uint8 *FontSjisSVM::getCharData(uint16 c) const {
assert(offset <= _fontData8x16Size);
return _fontData8x16 + offset;
} else {
- // We only allow 2 byte SJIS characters.
- if (fB <= 0x80 || fB >= 0xF0 || (fB >= 0xA0 && fB <= 0xDF) || sB == 0x7F)
- return 0;
-
- int base = fB;
- base -= 0x81;
- if (base >= 0x5F)
- base -= 0x40;
-
- int index = sB;
- index -= 0x40;
- if (index >= 0x3F)
- --index;
+ int base, index;
+ mapKANJIChar(fB, sB, base, index);
- // Another check if the passed character was an
- // correctly encoded SJIS character.
- if (index < 0 || index >= 0xBC || base < 0)
+ if (base == -1)
return 0;
const uint offset = (base * 0xBC + index) * 32;
@@ -479,6 +509,27 @@ const uint8 *FontSjisSVM::getCharData(uint16 c) const {
}
}
+void FontSjisSVM::mapKANJIChar(const uint8 fB, const uint8 sB, int &base, int &index) const {
+ base = index = -1;
+
+ // We only allow 2 byte SJIS characters.
+ if (fB <= 0x80 || fB >= 0xF0 || (fB >= 0xA0 && fB <= 0xDF) || sB == 0x7F)
+ return;
+
+ base = fB - 0x81;
+ if (base >= 0x5F)
+ base -= 0x40;
+
+ index = sB - 0x40;
+ if (index >= 0x3F)
+ --index;
+
+ // Another check if the passed character was an
+ // correctly encoded SJIS character.
+ if (index < 0 || index >= 0xBC || base < 0)
+ base = index = -1;
+}
+
} // End of namespace Graphics
#endif // defined(GRAPHICS_SJIS_H)
diff --git a/graphics/sjis.h b/graphics/sjis.h
index d455a96e64..90357af446 100644
--- a/graphics/sjis.h
+++ b/graphics/sjis.h
@@ -130,7 +130,7 @@ public:
};
/**
- * A base class to render 16x16 (2 byte chars), 8x16 (1 byte chars) monochrome SJIS fonts.
+ * A base class to render monochrome SJIS fonts.
*/
class FontSJISBase : public FontSJIS {
public:
@@ -161,6 +161,7 @@ private:
protected:
DrawingMode _drawMode;
bool _flippedMode;
+ int _fontWidth, _fontHeight;
bool isASCII(uint16 ch) const;
@@ -195,7 +196,7 @@ private:
*/
class FontSjisSVM : public FontSJISBase {
public:
- FontSjisSVM();
+ FontSjisSVM(const Common::Platform platform);
~FontSjisSVM();
/**
@@ -209,7 +210,15 @@ private:
uint8 *_fontData8x16;
uint _fontData8x16Size;
+ uint8 *_fontData12x12;
+ uint _fontData12x12Size;
+
virtual const uint8 *getCharData(uint16 c) const;
+
+ const uint8 *getCharDataPCE(uint16 c) const;
+ const uint8 *getCharDataDefault(uint16 c) const;
+
+ void mapKANJIChar(const uint8 fB, const uint8 sB, int &base, int &index) const;
};
// TODO: Consider adding support for PC98 ROM
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 05:04:49 +0000