--- a/gfxtools/gditools/fontcomp/FSC.CPP Wed Mar 31 23:10:55 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,337 +0,0 @@
-/*
-* Copyright (c) 1997-2007 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:
-*
-*/
-
-
-#include "fontcomp.h"
-
-FscRead::FscRead(fstream& aFile,FontCompiler& aFontCompiler,Fxf* aFxf):
- FontRead(aFile,aFontCompiler,aFxf)
- {}
-
-int FscRead::DoCom(int aSecondPass)
-/*
-Takes a command and takes appropriate action
-Returns -ve if an error occured
- 0 for OKAY
- +ve number for new current character number
-*/
- {
- int ret=0,num=0,neg=0;
- int i=0;
- for (;i<iInputBufLen;i++)
- {
- char chr=iInputBuf[i];
- if (num==0 && chr=='-')
- neg=1;
- else if (chr>='0' && chr<='9')
- num=num*10+chr-'0';
- }
- if (neg)
- num= -num;
- if (iInputBuf[1]=='c')
- return(num);
- if (aSecondPass)
- ret=0;
- else switch(iInputBuf[1])
- {
- case 'd':
- iFxf->descent=num;
- break;
- case 'a':
- iFxf->nominal_ascent=num;
- break;
- case 'm':
- iFxf->max_info_width=num;
- break;
- case 'h':
- if ((iFxf->cell_height=num)>MAX_HEIGHT)
- ret=Parameter;
- if (iFxf->nominal_ascent==0)
- iFxf->nominal_ascent=iFxf->cell_height-iFxf->descent;
- break;
- case 'n': /* Font data label name */
- {
- int pos=0;
- while(iInputBuf[pos]!=' ')
- pos++;
- while(iInputBuf[pos]==' ')
- pos++;
- if(iInputBufLen-pos>FONT_NAME_LEN)
- return(FileFormat);
- memcpy(iFxf->name,&iInputBuf[pos],iInputBufLen-pos);
- (iFxf->name)[iInputBufLen-pos]=0;
- }
- break;
- case 't': /* Font data typeface */
- {
- int pos=0;
- while(iInputBuf[pos]!=' ')
- pos++;
- while(iInputBuf[pos]==' ')
- pos++;
- if(iInputBufLen-pos>FONT_NAME_LEN)
- return(FileFormat);
- memcpy(iFxf->typeface,&iInputBuf[pos],iInputBufLen-pos);
- (iFxf->typeface)[iInputBufLen-pos]=0;
- }
- break;
- case 'b':
- iFxf->iBold=1;
- break;
- case 'i':
- iFxf->iItalic=1;
- break;
- case 'f':
- // not a lot
- break;
- case 'v':
- iFxf->iUid=num;
- break;
- case 'o':
- iOverHang=num;
- break;
- case 'u':
- iUnderHang=num;
- break;
- default:
- ret=FileFormat;
- break;
- }
- return(ret);
- }
-
-char* FscRead::ScanLine(int& aLen)
-/* Scan the input line for the first '0' or '1' character and return a descriptor pointing to it,
-returns a zero length descriptor if not found.
-*/
- {
- aLen=0;
- if((iInputBuf[0]!='0' && iInputBuf[0]!='1') || iInputBufLen==0)
- return(NULL);
- while(iInputBuf[aLen]=='0' || iInputBuf[aLen]=='1')
- aLen++;
- return(iInputBuf);
- }
-
-
-int FscRead::ReadLine()
- {
- int pos=0;
- while(iFileBuf[iFileBufPos+pos]!='\n' && iFileBufPos+pos<iFileBufLen)
- pos++;
- if(iFileBufPos+pos==iFileBufLen) return(1);
- memcpy(iInputBuf,&iFileBuf[iFileBufPos],pos);
- iInputBufLen=pos-1;
- iFileBufPos+=pos+1;
- if(iFileBufPos>=iFileBufLen) return(1);
- return(0);
- }
-
-FontRead::FontRead(fstream& aFile,FontCompiler& aFontCompiler,Fxf* aFxf):
- iInputFile(aFile),
- iFontCompiler(&aFontCompiler),
- iFxf(aFxf)
- {
- }
-
-int FscRead::ReadFont()
- {
- iInputFile.seekg(0,ios::end);
- iFileBufLen=iInputFile.tellg();
- iInputFile.seekg(0);
- iFileBufPos=0;
- iFileBuf=new char[iFileBufLen];
- iInputFile.read(iFileBuf,iFileBufLen);
- int ret=Pass1();
- if(ret) return(ret);
- return(Pass2());
- }
-
-int FscRead::Pass1()
- {
- int n_row=0; // counts row in character picture
- int ret=0;
- int specChr=0;
- int isCharBody=0;
- int lastLine=0;
- int widthofi=0;
- int widthofM=0;
-
- iFxf->MaxChrWidth=0;
- iFxf->cell_height=0;
- iFxf->UlinePos=0;
- iFxf->UlineThickness=0;
- iFxf->nominal_ascent=0;
- iFxf->descent=0;
- iFxf->chr_seg=0;
- iFxf->FirstChr=0;
- iFxf->n_chars=0;
- iFxf->max_info_width=0;
- iFxf->flags=0;
- iFxf->special=0;
- iFxf->ByteWid=0;
- iFxf->UseWords=0;
- iFxf->iBold=0;
- iFxf->iItalic=0;
- iFxf->iProportional=0;
- iFxf->iSerif=0;
- iFxf->iSymbol=0;
- iFxf->iUid=0;
-
- iUnderHang=0;
- iOverHang=0;
- iChar=new FcmCharHead[MAX_CHARS];
- for(int letter=0;letter<MAX_CHARS;letter++)
- iFxf->chr[letter]=NULL;
-//**************************************************
-// First pass. Read header info & character widths *
-//**************************************************
- do
- {
- int width=0; // width of current character picture
-
- lastLine=ReadLine();
- isCharBody=0;
- if (iInputBufLen>0 && iInputBuf[0]=='*')
- {
- if ((ret=DoCom(0))<0)
- return(FileFormat);
- else if (ret)
- {
- for(;iFxf->n_chars<ret;iFxf->n_chars++)
- iFxf->chr[iFxf->n_chars]=NULL;
- specChr=iFxf->n_chars;
- }
- }
- else
- {
- int len=0;
- char* ptr=ScanLine(len);
- if (len)
- {
- isCharBody=1;
- if (iFxf->FirstChr<0)
- iFxf->FirstChr=iFxf->n_chars;
- if (n_row==0)
- {
- for (width=0;width<len && (ptr[width]=='0' || ptr[width]=='1');width++);
- if (iFxf->n_chars>255)
- return(FileFormat);
- iFxf->chr[iFxf->n_chars]=iChar;
- iFxf->n_chars++;
- iChar->xOffset= -iUnderHang;
- iChar->width=width;
- iChar->ByteWid=((iChar->width+15)>>3)&(~1);
- iChar->move=width-iUnderHang-iOverHang;
- if(iFxf->n_chars=='i')
- widthofi=iChar->move;
- else if(iFxf->n_chars=='M')
- widthofM=iChar->move;
- iUnderHang=0;
- iOverHang=0;
- if (width>iFxf->MaxChrWidth)
- iFxf->MaxChrWidth=width;
- }
- n_row++;
- }
- }
- if ((n_row!=0 && !isCharBody) || (lastLine && isCharBody))
- {
- if (n_row>iFxf->cell_height)
- return(FileFormat);
- iChar->height=n_row;
- iChar->yOffset=iFxf->cell_height-iFxf->descent;
- specChr++;
- n_row=0;
- width=0;
- iChar++;
- }
- } while(!lastLine);
- if (iFxf->cell_height==0)
- return(FileFormat);
- if(widthofi && widthofM)
- iFxf->iProportional=(widthofi!=widthofM);
- return(NoError);
- }
-
-int FscRead::Pass2()
-/******************************************************/
-/* Second pass. Read in actual picture data this time */
-/******************************************************/
- {
- unsigned int bit; // Used to set bits in pic
- int ret,chNum;
- int n_row; // counts row in character picture
- int offset=0;
- int isCharBody;
- int lastLine;
-
- iFileBufPos=0;
- n_row=0;
- chNum=0;
- do {
- lastLine=ReadLine();
- isCharBody=0;
- if (iInputBufLen>0 && iInputBuf[0]=='*')
- {
- if ((ret=DoCom(1))>0)
- {
- if (ret<chNum)
- return(FileFormat);
- chNum=ret;
- }
- }
- else
- {
- int len=0;
- char* ptr=ScanLine(len);
- if (len)
- {
- isCharBody=1;
- if (n_row==0)
- {
- iChar=iFxf->chr[chNum];
- chNum++;
- }
- unsigned short int* pDest=(unsigned short int*)(iFontCompiler->FontStore()+offset+iChar->ByteWid*n_row);
- bit=1;
- *pDest=0;
- for (int width=0;width<len && (ptr[width]=='0' || ptr[width]=='1');width++)
- {
- if (ptr[width]=='1')
- *pDest|=bit;
- if (bit==0x8000)
- {
- bit=1;
- pDest++;
- *pDest=0;
- }
- else
- bit<<=1;
- }
- n_row++;
- }
- }
- if ((n_row!=0 && !isCharBody) || (lastLine && isCharBody))
- {
- iChar->offset=offset;
- offset+=iChar->ByteWid*n_row;
- n_row=0;
- }
- } while(!lastLine);
- return(NoError);
- }