forked from KolibriOS/kolibrios
95 lines
1.5 KiB
C
95 lines
1.5 KiB
C
#ifndef INCLUDE_FONT_H
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#define INCLUDE_FONT_H
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#ifndef INCLUDE_MATH_H
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#include "../lib/math.h"
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#endif
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#ifndef INCLUDE_IO_H
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#include "../lib/io.h"
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#endif
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:struct FONT
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{
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byte width,height,offsetLine;
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word block;
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dword data;
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dword size_file;
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byte load(...);
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byte symbol(word x,y;byte s;dword c);
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dword text(word x,y;dword text,c);
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dword textarea(word x,y;dword text,c);
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};
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FONT font = 0;
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:dword FONT::text(word x,y;dword text1,c)
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{
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dword len=0;
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WHILE(DSBYTE[text1])
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{
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len += symbol(x+len,y,DSBYTE[text1],c);
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text1++;
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}
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return len;
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}
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:dword FONT::textarea(word x,y;dword text1,c)
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{
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dword len=0;
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WHILE(DSBYTE[text1])
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{
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IF(DSBYTE[text1]=='\r'){ y+=height; len=0;}
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ELSE len += symbol(x+len,y,DSBYTE[text1],c);
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text1++;
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}
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return len;
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}
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:byte FONT::symbol(signed x,y;byte s;dword c)
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{
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dword xi,yi;
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dword tmp,_;
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dword iii;
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byte rw=0;
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IF(offsetLine)y+=offsetLine;
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IF(s==32)return width/4;
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yi = 0;
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iii = 0;
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tmp = 4*block*s;
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tmp +=data;
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while(yi<height)
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{
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xi = 0;
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WHILE(xi<width)
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{
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IF(!(iii%32))
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{
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tmp += 4;
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_ = DSDWORD[tmp];
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}
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ELSE _ >>= 1;
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IF(_&1)
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{
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IF(xi>rw)rw=xi;
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PutPixel(x+xi,y+yi,c);
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}
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xi++;
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iii++;
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}
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yi++;
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}
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return rw;
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}
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:byte FONT::load(dword path)
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{
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dword tmp;
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IF(data)free(data);
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tmp = io.read(path);
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data = tmp;
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size_file = io.FILES_SIZE;
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tmp +=size_file;
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tmp--;
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height = DSBYTE[tmp];
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tmp--;
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width = DSBYTE[tmp];
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block = math.ceil(height*width/32);
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}
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#endif |