forked from KolibriOS/kolibrios
360 lines
7.4 KiB
C
360 lines
7.4 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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#define CP866 0
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#define ANSI 1
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:struct __SIZE
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{
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word width,height;
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signed offset_x,offset_y;
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float offset_i,w_italic;
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byte text;
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byte TMP_WEIGHT;
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};
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:struct FONT
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{
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__SIZE size;
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byte width,height,offsetLine,r,g,b,weight,italic;
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byte encoding;
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dword color;
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dword file_size;
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dword buffer;
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dword buffer_size;
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word block;
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dword data;
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dword begin;
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dword size_file;
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byte load(...);
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byte symbol(word x;byte s;dword c);
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byte symbol_size(byte s);
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dword prepare(word x,y;dword text1);
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void show(word x,y);
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byte textcenter(word x,y,w,h;dword txt);
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dword getsize(dword text1);
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dword textarea(word x,y;dword text,c);
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byte changeSIZE();
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void PixelRGB(word x,y);
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dword GetPixel(word x,y);
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dword tmp_y,tmp_height,tmp_x;
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byte no_bg_copy;
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dword bg_color;
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};
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FONT font = 0;
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:dword FONT::GetPixel(word x,y)
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{
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dword tmp;
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tmp = y*size.width*3;
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tmp += x*3;
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tmp += buffer;
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r = DSBYTE[tmp];
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tmp++;
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g = DSBYTE[tmp];
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tmp++;
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b = DSBYTE[tmp];
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}
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:void FONT::PixelRGB(dword x,y)
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{
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dword tmp;
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tmp = y*size.width*3;
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tmp += x*3;
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tmp += buffer;
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DSBYTE[tmp] = r;
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tmp++;
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DSBYTE[tmp] = g;
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tmp++;
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DSBYTE[tmp] = b;
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}
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:byte FONT::changeSIZE()
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{
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dword TMP_DATA;
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dword ofs;
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byte s;
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IF(size.text<9) size.text = 8;
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s = size.text-8;
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data = begin;
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TMP_DATA = data;
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TMP_DATA +=s*4;
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ofs = DSDWORD[TMP_DATA];
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IF(ofs==-1)return false;
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data += ofs;
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data += 156;
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TMP_DATA = data;
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file_size = DSDWORD[TMP_DATA];
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TMP_DATA += file_size;
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TMP_DATA--;
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height = DSBYTE[TMP_DATA];
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TMP_DATA--;
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width = DSBYTE[TMP_DATA];
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block = math.ceil(height*width/32);
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return true;
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}
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:proc_info Form_SELF_FONTS;
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:byte FONT::textcenter(word x,y,w,h;dword txt)
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{
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getsize(txt);
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EDX = w/2;
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ECX = size.width/2;
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EDX -= ECX;
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x += EDX;
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return text(x,y,txt);
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}
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:dword FONT::getsize(dword text1)
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{
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size.height = size.width = 0;
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size.offset_x = size.offset_y = -1;
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IF(size.text)IF(!changeSIZE())return 0;
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WHILE(DSBYTE[text1])
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{
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symbol_size(DSBYTE[text1]);
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text1++;
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}
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$neg size.offset_y
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$neg size.offset_x
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size.height++;
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size.height += size.offset_y;
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size.width += size.offset_x;
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size.width++;
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IF(italic)
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{
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size.w_italic = size.height/3;
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size.offset_i = size.w_italic/size.height;
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size.width += size.w_italic;
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size.w_italic = -size.w_italic;
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}
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return size.width;
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}
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:byte FONT::symbol_size(byte s)
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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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byte X;
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size.TMP_WEIGHT = math.ceil(size.text/17);
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IF(s==32)
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{
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size.width += width/4;
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IF(weight) size.width+=size.TMP_WEIGHT;
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return;
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}
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IF(s==9)
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{
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size.width += width;
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IF(weight) size.width+=size.TMP_WEIGHT;
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return;
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}
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IF(!encoding){
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IF(s>=128)&&(s<=175)s+=64;
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ELSE IF(s>=224)&&(s<=239)s+=16;
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}
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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) _ >>= 1;
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ELSE
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{
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tmp += 4;
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_ = DSDWORD[tmp];
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}
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IF(_&1)
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{
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IF(xi>rw)rw=xi;
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IF(size.height<yi)size.height = yi;
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IF(size.offset_y<0)size.offset_y = yi;
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ELSE IF(yi<size.offset_y)size.offset_y = yi;
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IF(!X) X = xi;
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ELSE IF(X>xi)X = xi;
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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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size.width += rw;
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IF(weight) size.width+=size.TMP_WEIGHT;
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IF(s=='_') size.width--;
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IF(size.offset_x<0)size.offset_x = X;
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}
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:dword FONT::prepare(word x,y;dword text1)
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{
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signed len=0;
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dword c;
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word _tmp_h;
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c = color;
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IF(!text1)return false;
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IF(size.text)IF(!changeSIZE())return false;
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GetProcessInfo(#Form_SELF_FONTS, SelfInfo);
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IF(y>Form_SELF_FONTS.cheight) return false;
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IF(x>Form_SELF_FONTS.cwidth) return false;
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AX = c;
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r = AL;
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g = AH;
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c>>=16;
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AX = c;
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b = AL;
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getsize(text1);
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y -= size.offset_y;
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tmp_y = y;
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EDX = size.width*size.height*3;
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IF(!buffer_size)
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{
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buffer_size = EDX;
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buffer = malloc(buffer_size);
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}
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ELSE IF(buffer_size<EDX)
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{
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buffer_size = EDX;
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buffer = realloc(buffer,buffer_size);
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}
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IF (no_bg_copy)
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{
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EBX = bg_color;
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EDI = buffer;
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EAX = buffer_size+EDI;
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WHILE (EDI<EAX)
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{
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ESDWORD[EDI] = EBX;
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$add edi,3
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}
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}
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ELSE CopyScreen(buffer,x+Form_SELF_FONTS.left+5,y+Form_SELF_FONTS.top+GetSkinHeight(),size.width,size.height);
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len = size.offset_x;
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WHILE(DSBYTE[text1])
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{
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IF(DSBYTE[text1]=='_') len--;
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len+=symbol(len,DSBYTE[text1]);
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IF(weight)len+=math.ceil(size.text/17);
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text1++;
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}
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IF (no_bg_copy) && (!color) SmoothFont(buffer, size.width, size.height);
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return len;
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}
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:void FONT::show(word x,y)
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{
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_PutImage(x,y,size.width,size.height,buffer);
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}
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inline fastcall dword b24(EBX) { return DSDWORD[EBX] << 8; }
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:void SmoothFont(dword image, w, h)
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{
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byte rr,gg,bb;
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dword i,line_w,to, pixel;
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line_w = w * 3;
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to = w*h*3 + image - line_w - 3;
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for (i = image; i < to; i+=3) {
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if (i-image%line_w +3 == line_w) continue;
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if (b24(i)==0x000000) && (b24(i+3)!=0x000000) && (b24(i+line_w)!=0x000000) && (b24(i+3+line_w)==0x000000)
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{
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ShadowImage(i+3, 1, 1, 2);
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ShadowImage(i+line_w, 1, 1, 2);
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}
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else if (b24(i)!=0x000000) && (b24(i+3)==0x000000) && (b24(i+line_w)==0x000000) && (b24(i+3+line_w)!=0x000000)
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{
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ShadowImage(i, 1, 1, 2);
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ShadowImage(i+3+line_w, 1, 1, 2);
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}
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}
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}
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:dword FONT::textarea(word x,y;dword text1,c;byte size)
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{
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}
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:byte FONT::symbol(signed x;byte s)
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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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float ital = -size.w_italic;
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dword ___x;
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word TMP;
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byte _TMP_WEIGHT;
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byte rw=0;
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IF(s==32)return width/4;
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IF(s==9)return width;
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IF(!encoding)
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{
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IF(s>=128)&&(s<=175)s+=64;
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ELSE IF(s>=224)&&(s<=239)s+=16;
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}
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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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TMP = size.offset_y+yi;
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while(xi<width)
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{
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IF(iii%32) _ >>= 1;
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ELSE
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{
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tmp += 4;
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_ = DSDWORD[tmp];
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}
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if(_&1)
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{
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IF(xi>rw)rw=xi;
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___x = x+xi;
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IF(italic)___x+=math.ceil(ital);
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if(___x<Form_SELF_FONTS.cwidth)&&(tmp_y+yi<Form_SELF_FONTS.cheight)
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{
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PixelRGB(___x,TMP);
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_TMP_WEIGHT = size.TMP_WEIGHT;
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WHILE(_TMP_WEIGHT)
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{
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IF(weight) PixelRGB(___x+_TMP_WEIGHT,TMP);
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_TMP_WEIGHT--;
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}
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}
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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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IF(italic) ital-=size.offset_i;
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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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buffer_size = 0;
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IF(data)free(data);
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if (!io.readKPACK(path))
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{
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debug("Error while loading font: ");
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debugln(path);
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return false;
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}
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begin = tmp = data = io.buffer_data;
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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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return true;
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}
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#endif |