kolibrios/programs/cmm/lib/font.h

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#ifndef INCLUDE_LABEL_H
#define INCLUDE_LABEL_H
#ifndef INCLUDE_MATH_H
#include "../lib/math.h"
#endif
#ifndef INCLUDE_FS_H
#include "../lib/obj/fs.h"
#endif
#define DEFAULT_FONT "/sys/fonts/Tahoma.kf"
:struct __SIZE
{
dword width,height;
signed offset_x, offset_y;
float offset_i,w_italic;
byte pt;
byte TMP_WEIGHT;
};
:struct LABEL
{
__SIZE size;
int width,height;
byte bold,italic,smooth;
dword color, background;
dword font,font_begin;
word block;
byte init();
byte changeSIZE();
byte symbol();
byte symbol_size();
dword getsize();
dword raw;
dword raw_size;
void apply_smooth();
int write_center();
int write();
void write_buf();
void show_buf();
} label;
:byte LABEL::changeSIZE()
{
dword file_size;
dword TMP_DATA;
dword ofs;
IF(size.pt<9) size.pt = 8;
TMP_DATA = font = font_begin;
TMP_DATA +=size.pt-8*4;
ofs = DSDWORD[TMP_DATA];
IF(ofs==-1)return false;
font += ofs + 156;
TMP_DATA = font;
file_size = DSDWORD[TMP_DATA];
TMP_DATA = font + file_size;
height = DSBYTE[TMP_DATA - 1];
width = DSBYTE[TMP_DATA - 2];
block = math.ceil(height*width/32);
return true;
}
:dword LABEL::getsize(dword text1)
{
size.height = size.width = 0;
size.offset_x = size.offset_y = -1;
IF(size.pt)IF(!changeSIZE())return 0;
WHILE(DSBYTE[text1])
{
symbol_size(DSBYTE[text1]);
text1++;
}
$neg size.offset_y
$neg size.offset_x
size.height += size.offset_y+1;
size.width += size.offset_x+1;
IF(italic)
{
size.w_italic = size.height/3;
size.offset_i = size.w_italic/size.height;
size.width += size.w_italic;
size.w_italic = -size.w_italic;
}
return size.width;
}
:byte LABEL::symbol_size(byte s)
{
dword xi,yi;
dword tmp,_;
dword iii = 0;
byte rw=0;
byte X;
size.TMP_WEIGHT = math.ceil(size.pt/17);
IF(s==32)
{
size.width += width/4;
IF(bold) size.width+=size.TMP_WEIGHT;
return;
}
IF(s==9)
{
size.width += width;
IF(bold) size.width+=size.TMP_WEIGHT;
return;
}
s = Cp866ToAnsi(s);
tmp = 4*block*s + font;
for(yi=0; yi<height; yi++)
{
for(xi=0; xi<width; xi++)
{
IF(iii%32) _ >>= 1;
ELSE
{
tmp += 4;
_ = DSDWORD[tmp];
}
IF(_&1)
{
IF(xi>rw)rw=xi;
IF(size.height<yi)size.height = yi;
IF(size.offset_y<0)size.offset_y = yi;
ELSE IF(yi<size.offset_y)size.offset_y = yi;
IF(!X) X = xi;
ELSE IF(X>xi)X = xi;
}
iii++;
}
}
size.width += rw;
IF(bold) size.width+=size.TMP_WEIGHT;
IF(s=='_') size.width--;
IF(size.offset_x<0)size.offset_x = X;
}
:byte LABEL::symbol(signed x,y; byte s; dword image_raw)
{
dword xi,yi;
dword iii = 0;
dword offs;
float ital = -size.w_italic;
dword ___x;
byte rw=0;
IF(s==32)return width/4;
IF(s==9)return width;
s = Cp866ToAnsi(s);
EBX = block*s << 2 + font;
for(yi=0; yi<height; yi++)
{
EDI = size.offset_y + yi + y * size.width * 3 + image_raw;
for(xi=0; xi<width; xi++)
{
IF(iii%32) $shr ecx,1
ELSE
{
EBX += 4;
ECX = DSDWORD[EBX];
}
IF(ECX&true)
{
IF(xi>rw)rw=xi;
___x = x+xi;
IF(italic)___x+=math.ceil(ital);
offs = ___x*3 + EDI;
DSDWORD[offs] = DSDWORD[offs] & 0xFF000000 | color;
IF(bold) DSDWORD[offs+3] = DSDWORD[offs+3] & 0xFF000000 | color;
}
iii++;
}
if (italic) ital-=size.offset_i;
}
return rw;
}
byte Cp866ToAnsi(byte s) {
IF(s>=128)&&(s<=175)s+=64;
ELSE IF(s>=224)&&(s<=239)s+=16;
ELSE IF(s==241)s=184; //yo
ELSE IF(s==240)s=168; //YO
return s;
}
:byte LABEL::init(dword font_path)
{
lib_init_fs();
IF(font)free(font);
IF(!fs.read(font_path)) {
debug("Error while loading font: ");
debugln(font_path);
//io.run("/sys/@notify","'Error: Font is not loaded.' -E");
return false;
}
font_begin = font = EAX;
EBX = font_begin + ECX;
height = DSBYTE[EBX-1];
width = DSBYTE[EBX-2];
block = math.ceil(height*width/32);
smooth = true;
return true;
}
/*=====================================================================================
=========================== ===========================
=========================== RAW ===========================
=========================== ===========================
=====================================================================================*/
inline fastcall dword b24(EBX) { return DSDWORD[EBX] << 8; }
:void LABEL::apply_smooth()
{
dword i,line_w,to;
line_w = size.width * 3;
to = size.height - 1 * line_w + raw - 3;
for(i=raw; i < to; i+=3)
{
if(i-raw%line_w +3 == line_w) continue;
if(b24(i)==0x000000) && (b24(i+3)!=0x000000) && (b24(i+line_w)!=0x000000) && (b24(i+3+line_w)==0x000000)
{
ShadowImage(i+3, 1, 1, 2);
ShadowImage(i+line_w, 1, 1, 2);
}
else if(b24(i)!=0x000000) && (b24(i+3)==0x000000) && (b24(i+line_w)==0x000000) && (b24(i+3+line_w)!=0x000000)
{
ShadowImage(i, 1, 1, 2);
ShadowImage(i+3+line_w, 1, 1, 2);
}
}
}
:int LABEL::write_center(dword x,y,w,h; dword _background, _color; byte fontSizePoints; dword txt)
{
size.pt = fontSizePoints;
getsize(txt);
return write(w-size.width/2+x,y, _background, _color, fontSizePoints, txt);
}
:int LABEL::write(int x,y; dword _background, _color; byte fontSizePoints; dword text1)
{
signed len=0;
IF(!text1)return false;
IF(size.pt)IF(!changeSIZE())return false;
size.pt = fontSizePoints;
getsize(text1);
color = _color;
background = _background;
y -= size.offset_y;
EDX = size.width*size.height*3;
IF(!raw_size)
{
raw_size = EDX;
raw = malloc(raw_size);
}
ELSE IF(raw_size<EDX)
{
raw_size = EDX;
raw = realloc(raw,raw_size);
}
// Fill background color {
EBX = background;
EAX = raw_size+raw;
for (EDI=raw; EDI<EAX; EDI+=3) ESDWORD[EDI] = EBX;
// }
len = size.offset_x;
WHILE(DSBYTE[text1])
{
IF(DSBYTE[text1]=='_') len--;
len+=symbol(len,0,DSBYTE[text1], raw);
IF(bold)len+=math.ceil(size.pt/17);
text1++;
}
IF (smooth) apply_smooth();
show_buf(x,y);
return len;
}
:void LABEL::write_buf(int x,y,w,h; dword _background, _color; byte fontSizePoints; dword text1)
{
dword new_raw_size;
IF(!text1)return;
IF(size.pt)IF(!changeSIZE())return;
size.pt = fontSizePoints;
getsize(text1);
y -= size.offset_y;
color = _color;
background = _background;
size.width = w;
size.height = h;
new_raw_size = w*h*3;
IF(raw_size != new_raw_size)
{
raw_size = new_raw_size;
free(raw);
raw = malloc(raw_size);
// Fill background color
EBX = background;
EAX = raw_size+raw;
for (EDI=raw; EDI<EAX; EDI+=3) ESDWORD[EDI] = EBX;
}
WHILE(DSBYTE[text1])
{
x+=symbol(x,y,DSBYTE[text1], raw);
IF(bold)x+=math.ceil(size.pt/17);
text1++;
}
return;
}
:void LABEL::show_buf(dword x, y){
_PutImage(x, y, size.width, size.height, raw);
}
#endif