diff options
Diffstat (limited to 'gui/skin/font.c')
| -rw-r--r-- | gui/skin/font.c | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/gui/skin/font.c b/gui/skin/font.c new file mode 100644 index 0000000000..3860079a98 --- /dev/null +++ b/gui/skin/font.c @@ -0,0 +1,251 @@ + +#include <stdlib.h> +#include <stdio.h> +#include <stdarg.h> +#include <string.h> +#include <inttypes.h> + +#include "app.h" +#include "skin.h" +#include "font.h" +#include "cut.h" +#include "../mp_msg.h" + +int items; + +bmpFont * Fonts[26] = { NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL }; + +int fntAddNewFont( char * name ) +{ + int id; + int i; + + for( id=0;id<26;id++ ) + if ( !Fonts[id] ) break; + + if ( id == 25 ) return -2; + + if ( ( Fonts[id]=calloc( 1,sizeof( bmpFont ) ) ) == NULL ) return -1; + + strlcpy( Fonts[id]->name,name,128 ); // FIXME: as defined in font.h + for ( i=0;i<256;i++ ) + Fonts[id]->Fnt[i].x=Fonts[id]->Fnt[i].y=Fonts[id]->Fnt[i].sx=Fonts[id]->Fnt[i].sy=-1; + + return id; +} + +void fntFreeFont( void ) +{ + int i; + for( i=0;i < 25;i++ ) + { + if ( Fonts[i] ) + { + if ( Fonts[i]->Bitmap.Image ) free( Fonts[i]->Bitmap.Image ); + free( Fonts[i] ); + Fonts[i]=NULL; + } + } +} + +int fntRead( char * path,char * fname ) +{ + FILE * f; + unsigned char tmp[512]; + unsigned char * ptmp; + unsigned char command[32]; + unsigned char param[256]; + int c,linenumber = 0; + int id = fntAddNewFont( fname ); + + if ( id < 0 ) return id; + + strlcpy( tmp,path,sizeof( tmp ) ); + strlcat( tmp,fname,sizeof( tmp ) ); strlcat( tmp,".fnt",sizeof( tmp ) ); + if ( ( f=fopen( tmp,"rt" ) ) == NULL ) + { free( Fonts[id] ); return -3; } + + while ( !feof( f ) ) + { + fgets( tmp,255,f ); linenumber++; + + c=tmp[ strlen( tmp ) - 1 ]; if ( ( c == '\n' )||( c == '\r' ) ) tmp[ strlen( tmp ) - 1 ]=0; + c=tmp[ strlen( tmp ) - 1 ]; if ( ( c == '\n' )||( c == '\r' ) ) tmp[ strlen( tmp ) - 1 ]=0; + for ( c=0;c < (int)strlen( tmp );c++ ) + if ( tmp[c] == ';' ) { tmp[c]=0; break; } + if ( !tmp[0] ) continue; + ptmp=trimleft( tmp ); + if ( !tmp[0] ) continue; + ptmp=strswap( ptmp,'\t',' ' ); + ptmp=trim( ptmp ); + cutItem( ptmp,command,'=',0 ); cutItem( ptmp,param,'=',1 ); + if ( command[0] == '"' ) + { + int i; + cutItem( command,command,'"',1 ); + i=(int)command[0]; + cutItem( param,tmp,',',0 ); Fonts[id]->Fnt[i].x=atoi( tmp ); + cutItem( param,tmp,',',1 ); Fonts[id]->Fnt[i].y=atoi( tmp ); + cutItem( param,tmp,',',2 ); Fonts[id]->Fnt[i].sx=atoi( tmp ); + cutItem( param,tmp,',',3 ); Fonts[id]->Fnt[i].sy=atoi( tmp ); + mp_dbg( MSGT_GPLAYER,MSGL_DBG2,"[font] char: '%s' params: %d,%d %dx%d\n",command,Fonts[id]->Fnt[i].x,Fonts[id]->Fnt[i].y,Fonts[id]->Fnt[i].sx,Fonts[id]->Fnt[i].sy ); + } + else + { + if ( !strcmp( command,"image" ) ) + { + strlcpy( tmp,path,sizeof( tmp ) ); strlcat( tmp,param,sizeof( tmp ) ); + mp_dbg( MSGT_GPLAYER,MSGL_DBG2,"[font] font imagefile: %s\n",tmp ); + if ( skinBPRead( tmp,&Fonts[id]->Bitmap ) ) return -4; + } + } + } + + return 0; +} + +int fntFindID( char * name ) +{ + int i; + for ( i=0;i < 25;i++ ) + if ( Fonts[i] ) + if ( !strcmp( name,Fonts[i]->name ) ) return i; + return -1; +} + +int fntTextWidth( int id,char * str ) +{ + int size = 0; + int i; + + if ( ( !Fonts[id] )||( !str[0] ) ) return 0; + + for ( i=0;i < (int)strlen( str );i++ ) + { + unsigned char c = (unsigned char)str[i]; + if ( Fonts[id]->Fnt[c].sx == -1 ) c = ' '; + size+= Fonts[id]->Fnt[ c ].sx; + } + return size; +} + +int fntTextHeight( int id,char * str ) +{ + int max = 0,i; + + if ( ( !Fonts[id] )||( !str[0] ) ) return 0; + + for ( i=0;i < (int)strlen( str );i++ ) + { + int h; + unsigned char c = (unsigned char)str[i]; + if ( Fonts[id]->Fnt[c].sx == -1 ) c = ' '; + h = Fonts[id]->Fnt[c].sy; + if ( h > max ) max=h; + } + return max; +} + +txSample * fntRender( wItem * item,int px,const char * fmt,... ) +{ + va_list ap; + unsigned char p[512]; + unsigned int c; + int i, dx = 0, tw, fbw, iw, id, ofs; + int x,y,fh,fw,fyc,yc; + uint32_t * ibuf; + uint32_t * obuf; + + va_start( ap,fmt ); + vsnprintf( p,512,fmt,ap ); + va_end( ap ); + + iw=item->width; + id=item->fontid; + + if ( ( !item )|| + ( !Fonts[id] )|| + ( !p[0] )|| + ( !fntTextWidth( id,p ) ) ) return NULL; + + tw=fntTextWidth( id,p ); + fbw=Fonts[id]->Bitmap.Width; + + if ( item->Bitmap.Image == NULL ) + { + item->Bitmap.Height=item->height=fntTextHeight( id,p ); + item->Bitmap.Width=item->width=iw; + item->Bitmap.ImageSize=item->height * iw * 4; + if ( !item->Bitmap.ImageSize ) return NULL; + item->Bitmap.BPP=32; + item->Bitmap.Image=malloc( item->Bitmap.ImageSize ); + } + + obuf=(uint32_t *)item->Bitmap.Image; + ibuf=(uint32_t *)Fonts[id]->Bitmap.Image; + + for ( i=0;i < item->Bitmap.ImageSize / 4;i++ ) obuf[i]=0xff00ff; + + if ( tw <= iw ) + { + switch ( item->align ) + { + default: + case fntAlignLeft: dx=0; break; + case fntAlignCenter: dx=( iw - fntTextWidth( id,p ) ) / 2; break; + case fntAlignRight: dx=iw - fntTextWidth( id,p ); break; + } + + } else dx+=px; + + ofs=dx; + + for ( i=0;i < (int)strlen( p );i++ ) + { + c=(unsigned int)p[i]; + fw=Fonts[id]->Fnt[c].sx; + + if ( fw == -1 ) { c=32; fw=Fonts[id]->Fnt[c].sx; } + + fh=Fonts[id]->Fnt[c].sy; + fyc=Fonts[id]->Fnt[c].y * fbw + Fonts[id]->Fnt[c].x; + yc=dx; + + if ( dx >= 0 ) + for ( y=0;y < fh;y++ ) + { + for ( x=0; x < fw;x++ ) + if ( dx + x >= 0 && dx + x < iw ) obuf[yc + x]=ibuf[ fyc + x ]; + fyc+=fbw; + yc+=iw; + } + dx+=fw; + } + + if ( ofs > 0 && tw > item->width ) + { + dx=ofs; + for ( i=(int)strlen( p );i > 0;i-- ) + { + c=(unsigned int)p[i]; + fw=Fonts[id]->Fnt[c].sx; + + if ( fw == -1 ) { c=32; fw=Fonts[id]->Fnt[c].sx; } + + fh=Fonts[id]->Fnt[c].sy; + fyc=Fonts[id]->Fnt[c].y * fbw + Fonts[id]->Fnt[c].x; + + dx-=fw; yc=dx; + if ( dx >= 0 ) + for ( y=0;y < fh;y++ ) + { + for ( x=fw - 1;x >= 0;x-- ) + if ( dx + x >= 0 && dx + x < iw ) obuf[yc + x]=ibuf[fyc + x]; + fyc+=fbw; + yc+=iw; + } + } + } + + return &item->Bitmap; +} |