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|
/*376:*/
#line 7624 "hint.w"
#include "basetypes.h"
#include "error.h"
#include "format.h"
#include "get.h"
#include <ft2build.h>
#include FT_FREETYPE_H
#include "hfonts.h"
#include "hrender.h"
#include "rendernative.h"
/*308:*/
#line 5765 "hint.w"
static Font*fonts[0x100]= {NULL};
/*:308*//*315:*/
#line 5901 "hint.w"
static Gcache g_undefined= {0};
/*:315*//*349:*/
#line 7015 "hint.w"
static FT_Library ft_library= NULL;
/*:349*/
#line 7636 "hint.w"
/*35:*/
#line 577 "hint.w"
extern uint16_t hglyph_section(uint8_t f);
extern int32_t font_at_size(uint8_t f);
/*:35*/
#line 7637 "hint.w"
/*314:*/
#line 5858 "hint.w"
#define G0_BITS 7
#define G0_SIZE (1<<G0_BITS)
#define G0_MASK (G0_SIZE-1)
#define G123_BITS 6
#define G123_SIZE (1<<G123_BITS)
#define G123_MASK (G123_SIZE-1)
static Gcache*g_lookup(Font*f,unsigned int cc)
{if(cc>>G0_BITS){
unsigned int cc1= (cc>>G0_BITS);
if(cc1>>G123_BITS){
unsigned int cc2= cc1>>G123_BITS;
if(cc2>>G123_BITS){
unsigned int cc3= cc2>>G123_BITS;
if(cc3>>G123_BITS)return NULL;
else if(f->g3&&
f->g3[cc3&G123_MASK]&&
f->g3[cc3&G123_MASK][cc2&G123_MASK]&&
f->g3[cc3&G123_MASK][cc2&G123_MASK][cc1&G123_MASK])
return f->g3[cc3&G123_MASK][cc2&G123_MASK][cc1&G123_MASK][cc&G0_MASK];
}
else if(f->g2&&f->g2[cc2&G123_MASK]&&f->g2[cc2&G123_MASK][cc1&G123_MASK])
return f->g2[cc2&G123_MASK][cc1&G123_MASK][cc&G0_MASK];
}
else if(f->g1&&f->g1[cc1&G123_MASK])
return f->g1[cc1&G123_MASK][cc&G0_MASK];
}
else if(f->g0)
return f->g0[cc];
return NULL;
}
/*:314*//*316:*/
#line 5905 "hint.w"
static Gcache*hnew_g(Gcache**g)
{if(*g==NULL)
*g= calloc(1,sizeof(Gcache));
if(*g==NULL)
return&g_undefined;
(*g)->ff= no_format;
return*g;
}
static Gcache*hnew_g0(Gcache***g,unsigned int cc)
{unsigned int cc0= cc&G0_MASK;
if(*g==NULL)
*g= calloc(G0_SIZE,sizeof(Gcache*));
if(*g==NULL)
return&g_undefined;
return hnew_g((*g)+cc0);
}
static Gcache*hnew_g1(Gcache****g,unsigned int cc)
{unsigned int cc1= (cc>>G0_BITS)&G123_MASK;
if(*g==NULL)
*g= calloc(G123_SIZE,sizeof(Gcache**));
if(*g==NULL)
return&g_undefined;
return hnew_g0((*g)+cc1,cc);
}
static Gcache*hnew_g2(Gcache*****g,unsigned int cc)
{unsigned int cc2= (cc>>(G123_BITS+G0_BITS))&G123_MASK;
if(*g==NULL)
*g= calloc(G123_SIZE,sizeof(Gcache***));
if(*g==NULL)
return&g_undefined;
return hnew_g1((*g)+cc2,cc);
}
static Gcache*hnew_g3(Gcache******g,unsigned int cc)
{unsigned int cc3= (cc>>(G123_BITS+G123_BITS+G0_BITS))&G123_MASK;
if(*g==NULL)
*g= calloc(G123_SIZE,sizeof(Gcache****));
if(*g==NULL)
return&g_undefined;
return hnew_g2((*g)+cc3,cc);
}
static Gcache*hnew_glyph(Font*f,unsigned int cc)
{if(cc<G0_SIZE)return hnew_g0(&(f->g0),cc);
else if(cc<G123_SIZE*G0_SIZE)return hnew_g1(&(f->g1),cc);
else if(cc<G123_SIZE*G123_SIZE*G0_SIZE)return hnew_g2(&(f->g2),cc);
else if(cc<G123_SIZE*G123_SIZE*G123_SIZE*G0_SIZE)return hnew_g3(&(f->g3),cc);
else return&g_undefined;
}
/*:316*/
#line 7638 "hint.w"
/*353:*/
#line 7049 "hint.w"
int unpack_ft_file(Font*f)
{int e;
/*350:*/
#line 7019 "hint.w"
if(ft_library==NULL)
{int e= FT_Init_FreeType(&ft_library);
if(e)QUIT("Unable to initialize the FreeType library");
}
/*:350*/
#line 7053 "hint.w"
f->hpxs= 72.27/xdpi;
f->vpxs= 72.27/ydpi;
e= FT_New_Memory_Face(ft_library,
f->font_data,f->data_size,0,&(f->tt.face));
if(e)return 0;
/*354:*/
#line 7074 "hint.w"
e= FT_Select_Charmap(f->tt.face,FT_ENCODING_ADOBE_CUSTOM);
if(e)LOG("Unable to select custom encoding for font %d\n",f->n);
/*:354*/
#line 7059 "hint.w"
/*355:*/
#line 7082 "hint.w"
e= FT_Set_Char_Size(
f->tt.face,
0,
(FT_F26Dot6)(0.5+(f->s*64.0*72.0/72.27)),
72.27/f->hpxs,
72.27/f->vpxs);
if(e)QUIT("Unable to set FreeType glyph size");
FT_Set_Transform(f->tt.face,0,0);
/*:355*/
#line 7060 "hint.w"
f->ff= ft_format;
return 1;
}
/*:353*//*356:*/
#line 7105 "hint.w"
static void ft_unpack_glyph(Font*f,Gcache*g,uint32_t cc)
{int e,i;
i= FT_Get_Char_Index(f->tt.face,cc);
e= FT_Load_Glyph(
f->tt.face,
i,
FT_LOAD_RENDER|FT_LOAD_TARGET_NORMAL);
if(e)QUIT("Unable to render FreeType glyph %c (%u)",(char)cc,cc);
g->w= f->tt.face->glyph->bitmap.width;
g->h= f->tt.face->glyph->bitmap.rows;
g->hoff= -f->tt.face->glyph->bitmap_left;
g->voff= f->tt.face->glyph->bitmap_top-1;
g->bits= calloc(g->w*g->h,1);
if(g->bits==NULL)QUIT("Out of memory for FreeType glyph %c (%u)",(char)cc,cc);
memcpy(g->bits,f->tt.face->glyph->bitmap.buffer,g->w*g->h);
g->ff= ft_format;
nativeSetFreeType(g);
}
/*:356*/
#line 7640 "hint.w"
/*341:*/
#line 6720 "hint.w"
#define PK_READ_1_BYTE() (data[i++])
#define PK_READ_2_BYTE() (k= PK_READ_1_BYTE(),k= k<<8,k= k+data[i++],k)
#define PK_READ_3_BYTE() (k= PK_READ_2_BYTE(),k= k<<8,k= k+data[i++],k)
#define PK_READ_4_BYTE() (k= PK_READ_3_BYTE(),k= k<<8,k= k+data[i++],k)
/*:341*//*343:*/
#line 6747 "hint.w"
#define read_nybble(P) ((P).j&1?((P).data[(P).j++>>1]&0xF):(((P).data[(P).j++>>1]>>4)&0xF))
/*:343*//*344:*/
#line 6773 "hint.w"
static int packed_number(PKparse*p)
{int i,k;
i= read_nybble(*p);
if(i==0)
{do{k= read_nybble(*p);i++;}while(k==0);
while(i--> 0)k= k*16+read_nybble(*p);
return k-15+(13-p->f)*16+p->f;
}
else if(i<=p->f)return i;
else if(i<14)return(i-p->f-1)*16+read_nybble(*p)+p->f+1;
else
{if(i==14)p->r= packed_number(p);
else p->r= 1;
return packed_number(p);
}
}
/*:344*//*345:*/
#line 6802 "hint.w"
static void pk_runlength(Gcache*g,unsigned char*data){
PKparse p;
int x,y;
unsigned char*bits;
int n;
unsigned char gray;
bits= g->bits= (unsigned char*)calloc(g->w*g->h,1);
if(bits==NULL){g->w= g->h= 0;return;}
p.j= 0;
p.r= 0;
p.f= g->pk.flag>>4;
p.data= data;
n= 0;
if((g->pk.flag>>3)&1)gray= 0x00;
else gray= 0xff;
y= 0;
while(y<g->h){
x= 0;
while(x<(int)g->w)
{int d;
if(n<=0){
n= packed_number(&p);
gray= ~gray;
}
d= g->w-x;
if(d> n)d= n;
for(;d> 0;d--,x++,n--)
bits[y*g->w+x]= gray;
}
y++;
while(p.r> 0&&y<g->h)
{int k;
for(k= 0;k<g->w;k++)
bits[y*g->w+k]= bits[(y-1)*g->w+k];
p.r--;
y++;
}
}
}
/*:345*//*346:*/
#line 6854 "hint.w"
static void pk_bitmap(Gcache*g,unsigned char*data){
unsigned char*bits;
int x,y;
unsigned char mask;
g->bits= bits= (unsigned char*)calloc(g->w*g->h,1);
if(bits==NULL){g->w= g->h= 0;return;}
mask= 0x80;
for(y= 0;y<g->h;y++)
for(x= 0;x<g->w;x++)
{if(*data&mask)
bits[y*g->w+x]= 0x00;
else
bits[y*g->w+x]= 0xFF;
mask= mask>>1;
if(mask==0){data++;mask= 0x80;}
}
}
/*:346*//*347:*/
#line 6877 "hint.w"
static void pkunpack_glyph(Gcache*g)
{int i,k;
unsigned char*data;
if(g==NULL||g->pk.encoding==NULL)return;
g->ff= pk_format;
if(g->bits!=NULL)return;
#if 0
DBG(DBGRENDER,"Unpacking glyph %c (0x%x)",g->cc,g->cc);
#endif
data= g->pk.encoding;
i= 0;
if((g->pk.flag&7)<4)
{i= i+3;
i= i+1;
g->w= PK_READ_1_BYTE();
g->h= PK_READ_1_BYTE();
g->hoff= (signed char)PK_READ_1_BYTE();
g->voff= (signed char)PK_READ_1_BYTE();
}
else if((g->pk.flag&7)<7)
{i= i+3;
i= i+2;
g->w= PK_READ_2_BYTE();
g->h= PK_READ_2_BYTE();
g->hoff= (signed short int)PK_READ_2_BYTE();
g->voff= (signed short int)PK_READ_2_BYTE();
}
else
{i= i+4;
i= i+8;
g->w= PK_READ_4_BYTE();
g->h= PK_READ_4_BYTE();
g->hoff= (signed int)PK_READ_4_BYTE();
g->voff= (signed int)PK_READ_4_BYTE();
}
if((g->pk.flag>>4)==14)pk_bitmap(g,data+i);
else pk_runlength(g,data+i);
nativeSetPK(g);
}
/*:347*//*348:*/
#line 6922 "hint.w"
static Gcache*hnew_glyph(Font*pk,unsigned int cc);
#define PK_XXX1 240
#define PK_XXX2 241
#define PK_XXX3 242
#define PK_XXX4 243
#define PK_YYY 244
#define PK_POST 245
#define PK_NO_OP 246
#define PK_PRE 247
#define PK_ID 89
int unpack_pk_file(Font*pk)
{int i,j;
unsigned int k;
unsigned char flag;
unsigned char*data;
data= pk->font_data;
i= 0;
while(i<pk->data_size)
switch(flag= data[i++])
{case PK_XXX1:j= PK_READ_1_BYTE();i= i+j;break;
case PK_XXX2:j= PK_READ_2_BYTE();i= i+j;break;
case PK_XXX3:j= PK_READ_3_BYTE();i= i+j;break;
case PK_XXX4:j= PK_READ_4_BYTE();i= i+j;break;
case PK_YYY:i= i+4;break;
case PK_NO_OP:break;
case PK_PRE:
{int csize;
pk->pk.id= PK_READ_1_BYTE();
if(pk->pk.id!=PK_ID)return 0;
csize= PK_READ_1_BYTE();
pk->pk.pk_comment= pk->font_data+i;
i= i+csize;
pk->pk.ds= PK_READ_4_BYTE()/(double)(1<<20);
pk->pk.cs= PK_READ_4_BYTE();
pk->hpxs= (double)(1<<16)/PK_READ_4_BYTE();
pk->vpxs= (double)(1<<16)/PK_READ_4_BYTE();
if(pk->pk.ds!=pk->s)
{double m= pk->s/pk->pk.ds;
pk->hpxs*= m;
pk->vpxs*= m;
}
#if 0
pk->comment[csize]= 0;
#endif
}
break;
case PK_POST:break;
case 248:case 249:case 250:case 251:case 252:case 253:case 254:case 255:break;
default:
{
unsigned int pl;
unsigned int cc;
Gcache*g;
if((flag&7)==7)
{pl= PK_READ_4_BYTE();
cc= PK_READ_4_BYTE();
}else if((flag&4)==4)
{pl= PK_READ_2_BYTE();
cc= PK_READ_1_BYTE();
pl= pl+((flag&3)<<16);
}else
{pl= PK_READ_1_BYTE();
cc= PK_READ_1_BYTE();
pl= pl+((flag&3)<<8);
}
g= hnew_glyph(pk,cc);
g->pk.flag= flag;
g->pk.encoding= data+i;
g->bits= NULL;
i= i+pl;
}
break;
}
return 1;
}
/*:348*/
#line 7642 "hint.w"
/*309:*/
#line 5771 "hint.w"
struct font_s*hget_font(unsigned char f)
{Font*fp;
if(fonts[f]!=NULL)return fonts[f];
DBG(DBGFONT,"Decoding new font %d\n",f);
if(f> max_ref[font_kind])
QUIT("Undefined font %d\n",f);
fp= calloc(1,sizeof(*fp));
if(fp==NULL)
QUIT("Out of memory for font %d",f);
else
{unsigned char*spos,*sstart,*send;
spos= hpos;sstart= hstart;send= hend;
fp->n= f;
hget_section(hglyph_section(f));
fp->font_data= hstart;
fp->data_size= hend-hstart;
hpos= spos;hstart= sstart;hend= send;
}
fp->s= font_at_size(f)/(double)(1<<16);
/*338:*/
#line 6657 "hint.w"
if(fp->font_data[0]==0xF7&&fp->font_data[1]==0x59)
{fp->ff= pk_format;
if(!unpack_pk_file(fp)){free(fp);fp= NULL;}
}
/*:338*//*357:*/
#line 7132 "hint.w"
else if(unpack_ft_file(fp))
fp->ff= ft_format;
else
{QUIT("Font format not supported for font %d\n",fp->n);
free(fp);fp= NULL;
}
/*:357*/
#line 5791 "hint.w"
fonts[f]= fp;
return fonts[f];
}
/*:309*//*311:*/
#line 5809 "hint.w"
static void hfree_glyph_cache(Font*f,bool rm);
void hint_clear_fonts(bool rm)
{int f;
DBG(DBGFONT,rm?"Clear font data":"Clear native glyph data");
for(f= 0;f<=max_ref[font_kind];f++)
if(fonts[f]!=NULL)
{hfree_glyph_cache(fonts[f],rm);
if(rm){free(fonts[f]);fonts[f]= NULL;}
}
}
/*:311*//*317:*/
#line 5969 "hint.w"
static void hfree_g0(struct gcache_s**g,bool rm)
{int i;
if(g==NULL)return;
for(i= 0;i<G0_SIZE;i++)
if(g[i]!=NULL)
{nativeFreeGlyph(g[i]);
if(rm){
if(g[i]->bits!=NULL)free(g[i]->bits);
free(g[i]);g[i]= NULL;}
}
}
static void hfree_g1(struct gcache_s***g,bool rm)
{int i;
if(g==NULL)return;
for(i= 0;i<G123_SIZE;i++)
if(g[i]!=NULL)
{hfree_g0(g[i],rm);
if(rm){free(g[i]);g[i]= NULL;}
}
}
static void hfree_g2(struct gcache_s****g,bool rm)
{int i;
if(g==NULL)return;
for(i= 0;i<G123_SIZE;i++)
if(g[i]!=NULL)
{hfree_g1(g[i],rm);
if(rm){free(g[i]);g[i]= NULL;}
}
}
static void hfree_g3(struct gcache_s*****g,bool rm)
{int i;
if(g==NULL)return;
for(i= 0;i<G123_SIZE;i++)
if(g[i]!=NULL)
{hfree_g2(g[i],rm);
if(rm){free(g[i]);g[i]= NULL;}
}
}
static void hfree_glyph_cache(Font*f,bool rm)
{if(f->g0!=NULL)
{hfree_g0(f->g0,rm);
if(rm){free(f->g0);f->g0= NULL;}
}
if(f->g1!=NULL)
{hfree_g1(f->g1,rm);
if(rm){free(f->g1);f->g1= NULL;}
}
if(f->g2!=NULL)
{hfree_g2(f->g2,rm);
if(rm){free(f->g2);f->g2= NULL;}
}
if(f->g3!=NULL)
{hfree_g3(f->g3,rm);
if(rm){free(f->g3);f->g3= NULL;}
}
}
/*:317*//*319:*/
#line 6095 "hint.w"
Gcache*hget_glyph(Font*f,unsigned int cc)
{
Gcache*g= NULL;
g= g_lookup(f,cc);
if(g==NULL)
{if(f->ff==ft_format)
g= hnew_glyph(f,cc);
else
return NULL;
}
if(g->ff==no_format)
{if(f->ff==pk_format)pkunpack_glyph(g);
else if(f->ff==ft_format)ft_unpack_glyph(f,g,cc);
else QUIT("Font format not supported");
}
return g;
}
/*:319*//*321:*/
#line 6127 "hint.w"
void render_char(int x,int y,struct font_s*f,uint32_t cc,uint8_t s)
{double w,h,dx,dy;
Gcache*g= hget_glyph(f,cc);
if(g==NULL)return;
dx= (double)g->hoff*f->hpxs;
dy= (double)g->voff*f->vpxs;
w= (double)g->w*f->hpxs;
h= (double)g->h*f->vpxs;
nativeGlyph(SP2PT(x),dx,SP2PT(y),dy,w,h,g,s);
}
/*:321*/
#line 7644 "hint.w"
/*:376*/
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