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/************************************************************************/
/* */
/* Font administration for a document. */
/* */
/************************************************************************/
# include "config.h"
# include <stdlib.h>
# include <stdio.h>
# include <string.h>
# include <debugon.h>
# include "docFont.h"
/************************************************************************/
/* */
/* Default value for text attributes. */
/* */
/************************************************************************/
TextAttribute DocDefaultAttributes=
{ -1, 240, 0, 0, 0, 0 };
/************************************************************************/
/* */
/* Initialise a Font List. */
/* */
/************************************************************************/
void docInitFontList( DocumentFontList * dfl )
{
dfl->dflCount= 0;
dfl->dflFonts= (DocumentFont *)0;
}
/************************************************************************/
/* */
/* Clean a Font List. */
/* */
/************************************************************************/
void docCleanFontList( DocumentFontList * dfl )
{
int i;
for ( i = 0; i < dfl->dflCount; i++ )
{ docCleanFont( dfl->dflFonts+ i ); }
if ( dfl->dflFonts )
{ free( dfl->dflFonts ); }
}
/************************************************************************/
/* */
/* Initialise a font. */
/* */
/************************************************************************/
void docInitFont( DocumentFont * df )
{
df->dfFamilyStyle= (char *)0;
df->dfName= (char *)0;
df->dfDocFamilyNumber= -1;
df->dfPsFamilyNumber= -1;
df->dfInstanceCount= 0;
df->dfInstances= (DocumentFontInstance *)0;
df->dfCharset= FONTcharsetDEFAULT;
df->dfPitch= FONTpitchDEFAULT;
}
/************************************************************************/
/* */
/* Clean a font. */
/* */
/************************************************************************/
void docCleanFont( DocumentFont * df )
{
if ( df->dfFamilyStyle )
{ free( df->dfFamilyStyle ); }
if ( df->dfName )
{ free( df->dfName ); }
if ( df->dfInstances )
{ free( df->dfInstances ); }
}
/************************************************************************/
/* */
/* Insert a font. */
/* */
/************************************************************************/
DocumentFont * docInsertFont( DocumentFontList * dfl,
int n,
const char * familyStyle,
const char * fontName )
{
DocumentFont * df;
char * s;
char * familyStyle_s;
char * fontName_s;
if ( n > dfl->dflCount )
{
df= (DocumentFont *)realloc( dfl->dflFonts,
( n + 1 ) * sizeof( DocumentFont ) );
}
else{
df= (DocumentFont *)realloc( dfl->dflFonts,
( dfl->dflCount + 1 ) * sizeof( DocumentFont ) );
}
if ( ! df )
{ LLDEB(dfl->dflCount,df); return df; }
dfl->dflFonts= df;
if ( familyStyle && familyStyle[0] )
{
s= (char *)malloc( strlen( familyStyle )+ 1 );
if ( ! s )
{ LDEB(s); return (DocumentFont *)0; }
strcpy( s, familyStyle );
familyStyle_s= s;
}
else{ familyStyle_s= (char *)0; }
if ( fontName && fontName[0] )
{
s= (char *)malloc( strlen( fontName )+ 1 );
if ( ! s )
{
LDEB(s);
if ( familyStyle_s )
{ free( familyStyle_s ); }
return (DocumentFont *)0;
}
strcpy( s, fontName );
fontName_s= s;
}
else{ fontName_s= (char *)0; }
if ( n == -1 )
{
for ( n= 0; n < dfl->dflCount; n++ )
{
if ( df[n].dfDocFamilyNumber < 0 )
{ break; }
}
}
else{
if ( n < dfl->dflCount && df[n].dfDocFamilyNumber >= 0 )
{ LLDEB(n,df[n].dfDocFamilyNumber); }
/* No!!
for ( i= dfl->dflCount; i > n; i-- )
{ df[i]= df[i-1]; }
*/
}
while( dfl->dflCount < n )
{ docInitFont( df+ dfl->dflCount ); dfl->dflCount++; }
df += n;
docInitFont( df );
df->dfDocFamilyNumber= n;
df->dfFamilyStyle= familyStyle_s;
df->dfName= fontName_s;
if ( n == dfl->dflCount )
{ dfl->dflCount++; }
return df;
}
/************************************************************************/
/* */
/* Set text attributes to a default value. */
/* */
/************************************************************************/
void docInitTextAttribute( TextAttribute * ta )
{
ta->taFontNumber= -1;
ta->taFontSizeHalfPoints= 0;
ta->taFontIsBold= 0;
ta->taFontIsSlanted= 0;
ta->taIsUnderlined= 0;
ta->taInField= 0;
ta->taSuperSub= DOCfontREGULAR;
}
unsigned int docAttributeDifference( TextAttribute ta1,
TextAttribute ta2,
unsigned int updMask )
{
unsigned int mask= 0;
mask |= TAmaskFONTFAMILY *
( ta1.taFontNumber != ta2.taFontNumber );
mask |= TAmaskFONTSIZE *
( ta1.taFontSizeHalfPoints != ta2.taFontSizeHalfPoints );
mask |= TAmaskFONTBOLD *
( ta1.taFontIsBold != ta2.taFontIsBold );
mask |= TAmaskFONTSLANTED *
( ta1.taFontIsSlanted != ta2.taFontIsSlanted );
mask |= TAmaskTEXTUNDERLINED *
( ta1.taIsUnderlined != ta2.taIsUnderlined );
mask |= TAmaskTEXTINFIELD *
( ta1.taInField != ta2.taInField );
mask |= TAmaskSUPERSUB *
( ta1.taSuperSub != ta2.taSuperSub );
return mask & updMask;
}
/************************************************************************/
/* */
/* An half hearetd attempt to derive the font style from the family */
/* name. */
/* */
/************************************************************************/
const char * docFontFamilyStyle( const char * fontFamilyName )
{
if ( ! strcmp( fontFamilyName, "Helvetica" ) )
{ return "fswiss"; }
if ( ! strcmp( fontFamilyName, "Times" ) ||
! strcmp( fontFamilyName, "Times New Roman" ) )
{ return "froman"; }
if ( ! strcmp( fontFamilyName, "Symbol" ) )
{ return "ftech"; }
if ( ! strcmp( fontFamilyName, "Courier" ) )
{ return "fmodern"; }
if ( ! strcmp( fontFamilyName, "Ohlfs" ) )
{ return "fmodern"; }
return "fnil";
}
/************************************************************************/
/* Compare two faces for the ordering in a fonts tool. */
/************************************************************************/
int docFontCompareFaces( const void * veft1,
const void * veft2 )
{
const AppFontTypeface * eft1= (AppFontTypeface *)veft1;
const AppFontTypeface * eft2= (AppFontTypeface *)veft2;
if ( eft1->aftIsBold && ! eft2->aftIsBold )
{ return 1; }
if ( eft2->aftIsBold && ! eft1->aftIsBold )
{ return -1; }
if ( eft1->aftIsSlanted && ! eft2->aftIsSlanted )
{ return 1; }
if ( eft2->aftIsSlanted && ! eft1->aftIsSlanted )
{ return -1; }
return 0;
}
/************************************************************************/
/* */
/* Initialise a font family struct. */
/* */
/************************************************************************/
void docInitFontFamily( AppFontFamily * aff )
{
aff->affFontFamilyName= (char *)0;
aff->affFontFamilyText= (char *)0;
aff->affFaces= (AppFontTypeface *)0;
aff->affFaceCount= 0;
aff->affHasFixedWidth= 0;
aff->affHasProportionalWidth= 0;
aff->affWidth= FONTwidthNORMAL;
}
/************************************************************************/
/* */
/* Find or insert a font in a document font list. */
/* */
/************************************************************************/
int docGetFontByName( DocumentFontList * dfl,
const char * fontFamilyName )
{
int i;
DocumentFont * df;
df= dfl->dflFonts;
for ( i= 0; i < dfl->dflCount; df++, i++ )
{
if ( df->dfDocFamilyNumber < 0 ||
! df->dfName )
{ continue; }
if ( ! strcmp( df->dfName, fontFamilyName ) )
{ break; }
}
if ( i < dfl->dflCount )
{ return df->dfDocFamilyNumber; }
else{
DocumentFont * fresh;
const char * fontFamilyStyle;
fontFamilyStyle= docFontFamilyStyle( fontFamilyName );
fresh= docInsertFont( dfl, -1,
fontFamilyStyle, fontFamilyName );
if ( ! fresh )
{ LDEB(dfl->dflCount); return -1; }
return fresh->dfDocFamilyNumber;
}
}
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