static int Font_InternalWrite_vleft ( int x, int y, const char *text, int count )
{
int n;
int len = 0;
int a;
for ( n = 0; n < count; )
{
int charId = Font_GetTextChar ( text, n, &n );
SCharDescr *ch = Font_GetChar ( charId );
if ( ch == 0 )
{
//debugprintf ( "Unknown Character %d\r\n", charId );
a = 0;
}
else
{
if ( cur_pFont->bAutoKerning )
a = ( ch->xAdv );
else
a = cur_pFont->fontsize;
//rendering
drawchar_vleft ( x, y, ch );
}
y -= a + cur_pFont->kerning;
len += a + cur_pFont->kerning;
}
return len;
}
static int bmpfont_text_count_in_width( EGL_FONT* pFont, const char* text, int w )
{
int n;
int len = 0;
int a;
int count ;
cur_pFont = EGL_FONT_TO_BMFONT(pFont);
count = Font_GetTextLength ( text );
for ( n = 0; n < count; )
{
int charId = Font_GetTextChar ( text, n, &n );
SCharDescr *ch = Font_GetChar ( charId );
if ( ch == 0 )
{
//debugprintf ( "Unknown Character %d\r\n", charId );
a = 0;
}
else
{
if ( cur_pFont->bAutoKerning )
a = ( ch->xAdv );
else
a = cur_pFont->fontsize;
}
len += a + cur_pFont->kerning;
if( len >= w )
break;
}
return n;
}
void Fonts_LoadString(wchar_t* _strText)
{
size_t nLen = wcslen(_strText);
for(int i = 0 ; i <(int)nLen ; i ++)
{
xCharTexture* pCharTex = Font_GetChar(_strText[i]);
}
//LogToFile("LoadText: %s", UnicodeToANSI(_strText));
}
int Fonts_Draw2(wchar_t* _strText,int x , int y, int maxW , int h, int iH)
{
int sx = x;
int sy = y;
int maxH = h;
size_t nLen = wcslen(_strText);
for(int i = 0 ; i <(int)nLen ; i ++)
{
if(_strText[i] =='\n')
{
sx = x ; sy += (iWidthCheck + iH);
continue;
}
xCharTexture* pCharTex = Font_GetChar(_strText[i]);
Tri_BindTexture(GL_TEXTURE_2D,pCharTex->m_texID);
Tri_SetTextureParam();
Tri_BlendFunc(GL_SRC_ALPHA,GL_ONE);
int w = pCharTex->m_Width;
int h = pCharTex->m_Height;
int ch_x = sx + pCharTex->m_delta_x;
int ch_y = sy - h - pCharTex->m_delta_y;
if(maxH < h) maxH = h;
// 不知道该怎么办..
if(_strText[i] =='$')
ch_y-=1;
Tri_Enable(GL_BLEND);
Tri_BlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
if(g_iVideoMode)
{
glColor4ub(Fonts_iColor_R,Fonts_iColor_G,Fonts_iColor_B,Fonts_iColor_A);
}
else gEngfuncs.pTriAPI->Color4ub(Fonts_iColor_R,Fonts_iColor_G,Fonts_iColor_B,255);
gEngfuncs.pTriAPI->Begin ( TRI_QUADS );
{
gEngfuncs.pTriAPI->TexCoord2f(0.0f, 1.0f); gEngfuncs.pTriAPI->Vertex3f(ch_x , ch_y , 0);
gEngfuncs.pTriAPI->TexCoord2f(1.0f, 1.0f); gEngfuncs.pTriAPI->Vertex3f(ch_x + w, ch_y , 0);
gEngfuncs.pTriAPI->TexCoord2f(1.0f, 0.0f); gEngfuncs.pTriAPI->Vertex3f(ch_x + w, ch_y + h, 0);
gEngfuncs.pTriAPI->TexCoord2f(0.0f, 0.0f); gEngfuncs.pTriAPI->Vertex3f(ch_x , ch_y + h, 0);
}
gEngfuncs.pTriAPI->End();
sx += pCharTex->m_adv_x;
if(sx > x + maxW)
{
sx = x ; sy += maxH + iH;
}
}
return sx;
}
int Fonts_GetLen(wchar_t* _strText)
{
int sx = 0;
size_t nLen = wcslen(_strText);
for(int i = 0 ; i <(int)nLen ; i ++)
{
xCharTexture* pCharTex = Font_GetChar(_strText[i]);
int w = pCharTex->m_Width;
int ch_x = sx + pCharTex->m_delta_x;
sx += pCharTex->m_adv_x;
}
return sx;
}
static int bmfont_gettextwidth ( const char *text, int count )
{
int x = 0;
int n;
if ( cur_pFont == 0 )
return 0;
if ( count <= 0 )
count = Font_GetTextLength ( text );
for ( n = 0; n < count; )
{
int charId = Font_GetTextChar ( text, n, &n );
SCharDescr *ch = Font_GetChar ( charId );
int a;
if ( ch == 0 )
a = 0;
else
{
if ( cur_pFont->bAutoKerning )
a = ( ch->xAdv );
else
a = cur_pFont->fontsize;
}
x += ( a + cur_pFont->kerning );
/*
if( n < count )
x += Font_AdjustForKerningPairs(charId, Font_GetTextChar(text,n,0));
*/
}
return x;
}
int Fonts_GetHeight(wchar_t* _strText, int maxW ,int iH)
{
int iHeight = 0;
int sx = 0;
size_t nLen = wcslen(_strText);
for(int i = 0 ; i <(int)nLen ; i ++)
{
xCharTexture* pCharTex = Font_GetChar(_strText[i]);
int w = pCharTex->m_Width;
int ch_x = sx + pCharTex->m_delta_x;
sx += pCharTex->m_adv_x;
if(_strText[i] =='\n')
{
iHeight += (iWidthCheck + iH);
}
if(sx > maxW)
{
sx = 0 ; iHeight += iWidthCheck + iH;
}
}
return iHeight;
}
SURFACE *bmpfont_makesurface (EGL_FONT* pFont, char *text )
{
int w ;
SURFACE *fontsurf ;
SURFACE *surf ;
int h;
int bpp;
int n;
int len = 0;
int count;
int x;
int a;
cur_pFont = EGL_FONT_TO_BMFONT(pFont);
w = bmfont_gettextwidth ( text, 0 );
if ( w == 0 )
return 0;
fontsurf = cur_pFont->surfs[0];
h = cur_pFont->fontHeight;
bpp = fontsurf->bpp;
surf = CREATE_SURFACE ( w, h, bpp );
if ( surf == 0 )
return 0;
memset ( surf->pixels, 0, surf->pitch * surf->h );
surf->pixtype = fontsurf->pixtype;
if ( surf->bpp == 8 )
surf->pal->colors[0] = fontsurf->pal->colors[0];
len = 0;
count = Font_GetTextLength ( text );
x = 0;
for ( n = 0; n < count; )
{
SCharDescr *ch ;
int charId = Font_GetTextChar ( text, n, &n );
ch = Font_GetChar ( charId );
if ( ch == 0 )
{
//debugprintf ( "Unknown Character %d\r\n", charId );
a = 0;
}
else
{
if ( ch->page < cur_pFont->pagecnt )
{
int dx, dy, sx, sy, sh, y;
U8 *dest;
U8 *src;
fontsurf = cur_pFont->surfs[ch->page];
//copy
if ( cur_pFont->bAutoKerning )
dx = x + ch->xOff;
else
dx = x + ( ( cur_pFont->fontsize - ch->xAdv + ch->xOff ) / 2 ) + ch->xOff;
dy = ch->yOff;
sx = ch->srcX;
sy = ch->srcY;
sh = ch->srcH;
dest = ( ( U8 * ) surf->pixels ) + ( dx * ( bpp / 8 ) ) + ( surf->pitch * dy );
src = ( ( U8 * ) fontsurf->pixels ) + ( sx * ( fontsurf->bpp / 8 ) ) + ( fontsurf->pitch * sy );
for ( y = 0; y < sh; y++, dy++ )
{
memcpy ( dest, src, ch->srcW );
dest += surf->pitch;
src += fontsurf->pitch;
}
}
if ( cur_pFont->bAutoKerning )
a = ( ch->xAdv );
else
a = cur_pFont->fontsize;
}
x += a + cur_pFont->kerning;
len += a + cur_pFont->kerning;
}
return surf;
}
