//----------------------------------------------------------------//
void MOAIStaticGlyphCache::SetImage ( MOAIFont& font, MOAIImage& image ) {
this->ClearTextures ();
u32 width = image.GetWidth ();
u32 height = image.GetHeight ();
if ( !( width && height )) return;
u32 totalTextures = ( height / width ) + 1;
this->mTextures.Init ( totalTextures );
u32 y = 0;
for ( u32 i = 0; i < totalTextures; ++i ) {
MOAITexture* texture = new MOAITexture ();
this->mTextures [ i ] = texture;
u32 textureHeight = height - y;
textureHeight = textureHeight > width ? width : textureHeight;
texture->Init ( image, 0, y, width, textureHeight, font.GetFilename ());
texture->SetFilter ( GL_LINEAR, GL_LINEAR );
y += textureHeight;
}
}
//----------------------------------------------------------------//
// TODO: doxygen
int MOAIGfxDevice::_setDefaultTexture ( lua_State* L ) {
MOAILuaState state ( L );
MOAIGfxDevice& device = MOAIGfxDevice::Get ();
MOAITexture* texture = state.GetLuaObject < MOAITexture >( 1, false );
if ( !texture ) {
texture = new MOAITexture ();
if ( !texture->Init ( state, 1 )) {
// TODO: report error
delete texture;
texture = 0;
}
}
device.mDefaultTexture.Set ( device, texture );
if ( texture ) {
texture->PushLuaUserdata ( state );
return 1;
}
return 0;
}
//----------------------------------------------------------------//
void MOAIFont::InitWithBMFont ( cc8* filename ) {
USFileStream stream;
if ( !stream.OpenRead ( filename )) return;
u32 len = stream.GetLength ();
char* buf = ( char* )malloc ( len + 1 );
stream.ReadBytes ( buf, len );
buf [ len ] = '\0';
stream.Close ();
char* p = buf;
char* endp = p + len;
MOAIGlyphSet* glyphSet = 0;
MOAIStaticGlyphCache* glyphCache = new MOAIStaticGlyphCache ();
this->mCache.Set ( *this, glyphCache );
this->mReader.Set ( *this, 0 );
p = buf;
while ( p < endp ) {
// Parse each line.
bool endl;
char* key;
char* val;
p = parseKeyVal ( p, &key, &val, &endl );
if ( strcmp ( key, "info" ) == 0 ) {
float size = 0.0f;
//info face="Cambria" size=64 bold=0 italic=0 charset="" unicode=0 stretchH=100 smooth=1 aa=1 padding=0,0,0,0 spacing=2,2
do {
p = parseKeyVal ( p, &key, &val, &endl );
if ( strcasecmp ( key, "size" ) == 0 ) { size = ( float )atof ( val ); }
} while ( !endl );
if ( size > 0.0f ) {
glyphSet = &this->AffirmGlyphSet ( size );
assert ( glyphSet );
}
}
else if ( strcmp ( key, "common" ) == 0 ) {
float lineSpacing = 0.0f;
float base = 0.0f;
u32 pages = 0;
//common lineHeight=75 base=61 scaleW=512 scaleH=512 pages=1 packed=0
do {
p = parseKeyVal ( p, &key, &val, &endl );
if ( strcasecmp ( key, "lineHeight" ) == 0 ) { lineSpacing = ( float )atof ( val ); }
else if ( strcasecmp ( key, "pages" ) == 0 ) { pages = ( u32 )atoi ( val ); }
else if ( strcasecmp ( key, "base" ) == 0 ) { base = ( float )atof ( val ); }
} while ( !endl );
glyphSet->SetHeight( lineSpacing );
glyphSet->SetAscent( base );
glyphCache->ReserveTextures ( pages );
}
else if ( strcmp ( key, "page" ) == 0 ) {
STLString texturename;
u32 id = 0;
//page id=0 file="Blah.png"
do {
p = parseKeyVal ( p, &key, &val, &endl );
if( strcmp(key, "id") == 0 ) { id = ( u32 )atoi ( val ); }
else if ( strcmp ( key, "file" ) == 0 ) { texturename = val; }
} while ( !endl );
MOAITexture* texture = new MOAITexture ();
glyphCache->SetTexture ( id, texture );
texture->Init ( texturename, MOAITexture::DEFAULT_TRANSFORM );
}
else if ( strcmp ( key, "chars" ) == 0 ) {
//chars count=95
do {
p = parseKeyVal ( p, &key, &val, &endl );
} while ( !endl );
}
else if ( strcmp ( key, "char" ) == 0 ) {
//char id=47 x=2 y=2 width=32 height=63 xoffset=1 yoffset=15 xadvance=31 page=0 chnl=0 letter="/"
u32 c = 0;
u32 x = 0;
u32 y = 0;
float width = 0.0f;
float height = 0.0f;
float xoff = 0.0f;
float yoff = 0.0f;
float xadv = 0.0f;
u32 page = 0;
do {
p = parseKeyVal ( p, &key, &val, &endl );
if ( strcasecmp ( key, "id" ) == 0 ) { c = ( u32 )atoi ( val ); }
else if ( strcasecmp ( key, "x" ) == 0 ) { x = ( u32 )atoi ( val ); }
else if ( strcasecmp ( key, "y" ) == 0 ) { y = ( u32 )atoi ( val ); }
else if ( strcasecmp ( key, "width" ) == 0 ) { width = ( float )atof ( val ); }
else if ( strcasecmp ( key, "height" ) == 0 ) { height = ( float )atof ( val ); }
else if ( strcasecmp ( key, "xoffset" ) == 0 ) { xoff = ( float )atof ( val ); }
else if ( strcasecmp ( key, "yoffset" ) == 0 ) { yoff = ( float )atof ( val ); }
else if ( strcasecmp ( key, "xadvance" ) == 0 ) { xadv = ( float )atof ( val ); }
else if ( strcasecmp ( key, "page" ) == 0 ) { page = ( u32 )atoi ( val ); }
} while( !endl );
assert ( glyphSet );
MOAIGlyph& glyph = glyphSet->EditGlyph ( c );
glyph.mSrcX = x;
glyph.mSrcY = y;
glyph.mPageID = page;
glyph.mWidth = width;
glyph.mHeight = height;
glyph.mAdvanceX = xadv;
glyph.mBearingX = xoff;
glyph.mBearingY = glyphSet->GetAscent() - yoff;
}
else if ( strcmp ( key, "kernings" ) == 0 ) {
//kernings count=560
do {
p = parseKeyVal ( p, &key, &val, &endl );
} while ( !endl );
}
else if ( strcmp ( key, "kerning" ) == 0 ) {
//kerning first=47 second=65 amount=-1
u32 first = 0;
u32 second = 0;
float amount = 0.0f;
do {
p = parseKeyVal ( p, &key, &val, &endl );
if( strcasecmp ( key, "first" ) == 0 ) { first = ( u32 )atoi ( val ); }
else if ( strcasecmp ( key, "second" ) == 0 ) { second = ( u32 )atoi ( val ); }
else if ( strcasecmp ( key, "amount" ) == 0 ) { amount =( float )atof ( val ); }
} while( !endl );
if ( first && second && ( amount != 0.0f )) {
assert ( glyphSet );
MOAIGlyph& glyph = glyphSet->EditGlyph ( first );
u32 i = glyph.mKernTable.Size();
glyph.mKernTable.Grow ( i + 1 );
glyph.mKernTable [ i ].mName = second;
glyph.mKernTable [ i ].mX = amount;
glyph.mKernTable [ i ].mY = 0;
}
}
}
}
