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2089 lines (1942 loc) · 54.5 KB
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Copy pathtext.cpp
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2089 lines (1942 loc) · 54.5 KB
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#include "text.h"
int32_t text::int32Pow(int32_t base, int32_t exp)
{
int32_t out=1;
for(int32_t i=0;i<exp;i++)
out=out*base;
return out;
}
int64_t text::int64Pow(int64_t base, int64_t exp)
{
int64_t out=1;
for(int64_t i=0;i<exp;i++)
out=out*base;
return out;
}
uint32_t text::uint32Pow(uint32_t base, uint32_t exp)
{
uint32_t out=1;
for(uint32_t i=0;i<exp;i++)
out=out*base;
return out;
}
uint64_t text::uint64Pow(uint64_t base, uint64_t exp)
{
uint64_t out=1;
for(uint64_t i=0;i<exp;i++)
out=out*base;
return out;
}
char *text::mkstr(size_t length)
{
char *out=(char*)malloc(length+1); // Zero-terminator
out[length]=0;
return out;
}
wchar_t *text::mkwstr(size_t length)
{
wchar_t *out=(wchar_t*)malloc((length+1)*sizeof(wchar_t)); // Zero-terminator
out[length]=0;
return out;
}
char *text::duplicateString(const char *in)
{
return strdup(in);
}
char *text::terminateFixedLengthString(const char *in, size_t length)
{
char *newString=(char*)malloc(length+1);
memcpy(newString,in,length);
newString[length]=0;
return newString;
}
char *text::concat(const char *part1, const char *part2)
{
size_t part1Len=strlen(part1);
size_t part2Len=strlen(part2);
char *out=mkstr(part1Len+part2Len);
memcpy(out,part1,part1Len);
memcpy(out+part1Len,part2,part2Len);
return out;
}
char *text::concat(const char *part1, const char *part2, const char *part3)
{
size_t part1Len=strlen(part1);
size_t part2Len=strlen(part2);
size_t part3Len=strlen(part3);
char *out=mkstr(part1Len+part2Len+part3Len);
memcpy(out,part1,part1Len);
memcpy(out+part1Len,part2,part2Len);
memcpy(out+part1Len+part2Len,part3,part3Len);
return out;
}
char *text::concat(const char *part1, const char *part2, const char *part3, const char *part4)
{
size_t part1Len=strlen(part1);
size_t part2Len=strlen(part2);
size_t part3Len=strlen(part3);
size_t part4Len=strlen(part4);
char *out=mkstr(part1Len+part2Len+part3Len+part4Len);
memcpy(out,part1,part1Len);
memcpy(out+part1Len,part2,part2Len);
memcpy(out+part1Len+part2Len,part3,part3Len);
memcpy(out+part1Len+part2Len+part3Len,part4,part4Len);
return out;
}
char *text::concat(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5)
{
size_t part1Len=strlen(part1);
size_t part2Len=strlen(part2);
size_t part3Len=strlen(part3);
size_t part4Len=strlen(part4);
size_t part5Len=strlen(part5);
char *out=mkstr(part1Len+part2Len+part3Len+part4Len+part5Len);
memcpy(out,part1,part1Len);
memcpy(out+part1Len,part2,part2Len);
memcpy(out+part1Len+part2Len,part3,part3Len);
memcpy(out+part1Len+part2Len+part3Len,part4,part4Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len,part5,part5Len);
return out;
}
char *text::concat(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5, const char *part6)
{
size_t part1Len=strlen(part1);
size_t part2Len=strlen(part2);
size_t part3Len=strlen(part3);
size_t part4Len=strlen(part4);
size_t part5Len=strlen(part5);
size_t part6Len=strlen(part6);
char *out=mkstr(part1Len+part2Len+part3Len+part4Len+part5Len+part6Len);
memcpy(out,part1,part1Len);
memcpy(out+part1Len,part2,part2Len);
memcpy(out+part1Len+part2Len,part3,part3Len);
memcpy(out+part1Len+part2Len+part3Len,part4,part4Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len,part5,part5Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len+part5Len,part6,part6Len);
return out;
}
char *text::concat(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5, const char *part6, const char *part7)
{
size_t part1Len=strlen(part1);
size_t part2Len=strlen(part2);
size_t part3Len=strlen(part3);
size_t part4Len=strlen(part4);
size_t part5Len=strlen(part5);
size_t part6Len=strlen(part6);
size_t part7Len=strlen(part7);
char *out=mkstr(part1Len+part2Len+part3Len+part4Len+part5Len+part6Len+part7Len);
memcpy(out,part1,part1Len);
memcpy(out+part1Len,part2,part2Len);
memcpy(out+part1Len+part2Len,part3,part3Len);
memcpy(out+part1Len+part2Len+part3Len,part4,part4Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len,part5,part5Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len+part5Len,part6,part6Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len+part5Len+part6Len,part7,part7Len);
return out;
}
char *text::concat(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5, const char *part6, const char *part7, const char *part8)
{
size_t part1Len=strlen(part1);
size_t part2Len=strlen(part2);
size_t part3Len=strlen(part3);
size_t part4Len=strlen(part4);
size_t part5Len=strlen(part5);
size_t part6Len=strlen(part6);
size_t part7Len=strlen(part7);
size_t part8Len=strlen(part8);
char *out=mkstr(part1Len+part2Len+part3Len+part4Len+part5Len+part6Len+part7Len+part8Len);
memcpy(out,part1,part1Len);
memcpy(out+part1Len,part2,part2Len);
memcpy(out+part1Len+part2Len,part3,part3Len);
memcpy(out+part1Len+part2Len+part3Len,part4,part4Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len,part5,part5Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len+part5Len,part6,part6Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len+part5Len+part6Len,part7,part7Len);
memcpy(out+part1Len+part2Len+part3Len+part4Len+part5Len+part6Len+part7Len,part8,part8Len);
return out;
}
wchar_t *text::concatWideString(const wchar_t *part1, const wchar_t *part2)
{
size_t part1Len=wcslen(part1);
size_t part2Len=wcslen(part2);
wchar_t *out=(wchar_t*)mkwstr(part1Len+part2Len);
wmemcpy(out,part1,part1Len);
wmemcpy(out+part1Len,part2,part2Len);
return out;
}
wchar_t *text::concatWideString(const wchar_t *part1, const wchar_t *part2, const wchar_t *part3)
{
size_t part1Len=wcslen(part1);
size_t part2Len=wcslen(part2);
size_t part3Len=wcslen(part3);
wchar_t *out=(wchar_t*)mkwstr(part1Len+part2Len+part3Len);
wmemcpy(out,part1,part1Len);
wmemcpy(out+part1Len,part2,part2Len);
wmemcpy(out+part1Len+part2Len,part3,part3Len);
return out;
}
wchar_t *text::concatWideString(const wchar_t *part1, const wchar_t *part2, const wchar_t *part3, const wchar_t *part4)
{
size_t part1Len=wcslen(part1);
size_t part2Len=wcslen(part2);
size_t part3Len=wcslen(part3);
size_t part4Len=wcslen(part4);
wchar_t *out=(wchar_t*)mkwstr(part1Len+part2Len+part3Len+part4Len);
wmemcpy(out,part1,part1Len);
wmemcpy(out+part1Len,part2,part2Len);
wmemcpy(out+part1Len+part2Len,part3,part3Len);
wmemcpy(out+part1Len+part2Len+part3Len,part4,part4Len);
return out;
}
char *text::concatPaths(const char *part1, const char *part2)
{
if(part1[0]=='\\')
part1++;
return concat(part1,part1[strlen(part1)-1]=='\\'?"":"\\",part2);
}
char *text::concatPaths(const char *part1, const char *part2, const char *part3)
{
if(part1[0]=='\\')
part1++;
if(part2[0]=='\\')
part2++;
return concat(part1,part1[strlen(part1)-1]=='\\'?"":"\\",part2,part2[strlen(part2)-1]=='\\'?"":"\\",part3);
}
char *text::concatPaths(const char *part1, const char *part2, const char *part3, const char *part4)
{
if(part1[0]=='\\')
part1++;
if(part2[0]=='\\')
part2++;
if(part3[0]=='\\')
part3++;
if(part4[0]=='\\')
part4++;
return concat(part1,part1[strlen(part1)-1]=='\\'?"":"\\",part2,part2[strlen(part2)-1]=='\\'?"":"\\",part3,part3[strlen(part3)-1]=='\\'?"":"\\",part4);
}
char *text::concatPaths(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5)
{
if(part1[0]=='\\')
part1++;
if(part2[0]=='\\')
part2++;
if(part3[0]=='\\')
part3++;
if(part4[0]=='\\')
part4++;
if(part5[0]=='\\')
part5++;
return concat(part1,part1[strlen(part1)-1]=='\\'?"":"\\",part2,part2[strlen(part2)-1]=='\\'?"":"\\",part3,part3[strlen(part3)-1]=='\\'?"":"\\",part4,text::concat(part4[strlen(part4)-1]=='\\'?"":"\\",part5));
}
char *text::concatPaths(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5, const char *part6)
{
if(part1[0]=='\\')
part1++;
if(part2[0]=='\\')
part2++;
if(part3[0]=='\\')
part3++;
if(part4[0]=='\\')
part4++;
if(part5[0]=='\\')
part5++;
if(part6[0]=='\\')
part6++;
return concat(part1,part1[strlen(part1)-1]=='\\'?"":"\\",part2,part2[strlen(part2)-1]=='\\'?"":"\\",part3,part3[strlen(part3)-1]=='\\'?"":"\\",part4,text::concat(part4[strlen(part4)-1]=='\\'?"":"\\",part5,part5[strlen(part5)-1]=='\\'?"":"\\",part6));
}
char *text::concatPaths(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5, const char *part6, const char *part7)
{
if(part1[0]=='\\')
part1++;
if(part2[0]=='\\')
part2++;
if(part3[0]=='\\')
part3++;
if(part4[0]=='\\')
part4++;
if(part5[0]=='\\')
part5++;
if(part6[0]=='\\')
part6++;
if(part7[0]=='\\')
part7++;
return concat(part1,part1[strlen(part1)-1]=='\\'?"":"\\",part2,part2[strlen(part2)-1]=='\\'?"":"\\",part3,part3[strlen(part3)-1]=='\\'?"":"\\",text::concat(part4,part4[strlen(part4)-1]=='\\'?"":"\\",part5,part5[strlen(part5)-1]=='\\'?"":"\\",part6,part6[strlen(part6)-1]=='\\'?"":"\\",part7));
}
char *text::concatPaths(const char *part1, const char *part2, const char *part3, const char *part4, const char *part5, const char *part6, const char *part7, const char *part8)
{
if(part1[0]=='\\')
part1++;
if(part2[0]=='\\')
part2++;
if(part3[0]=='\\')
part3++;
if(part4[0]=='\\')
part4++;
if(part5[0]=='\\')
part5++;
if(part6[0]=='\\')
part6++;
if(part7[0]=='\\')
part7++;
if(part8[0]=='\\')
part8++;
return concat(part1,part1[strlen(part1)-1]=='\\'?"":"\\",part2,part2[strlen(part2)-1]=='\\'?"":"\\",part3,part3[strlen(part3)-1]=='\\'?"":"\\",text::concat(part4,part4[strlen(part4)-1]=='\\'?"":"\\",part5,part5[strlen(part5)-1]=='\\'?"":"\\",part6,part6[strlen(part6)-1]=='\\'?"":"\\",part7,text::concat(part7[strlen(part7)-1]=='\\'?"":"\\",part8)));
}
char *text::toString(int32_t in)
{
return intToString(in);
}
char *text::toString(int64_t in)
{
return longToString(in);
}
char *text::toString(uint32_t in)
{
return unsignedIntToString(in);
}
char *text::toString(uint64_t in)
{
return unsignedLongToString(in);
}
char *text::toString(double in)
{
return doubleToString(in);
}
char *text::toString(double in, uint8_t precision)
{
return doubleToStringWithFixedPrecision(in,precision);
}
char *text::intToString(int32_t in)
{
if(in<0)
{
char *u=unsignedIntToString(-in);
char *ret=text::concat("-",u);
free(u);
return ret;
}
return unsignedIntToString(in);
}
char *text::longToString(int64_t in)
{
if(in<0)
{
char *u=unsignedLongToString(-in);
char *ret=text::concat("-",u);
free(u);
return ret;
}
return unsignedLongToString(in);
}
char *text::doubleToString(double in) // Warning: precision loss (inavoidable)
{
// Modify doubleToStringWithFixedPrecision, too.
double i,f;
f=modf(in,&i);
bool negative=in<0.0;
// This works both when i is negative and when f is negative (both can be negative).
if(f<0.0)
f*=-1.0;
if(i<0.0)
i*=-1.0;
char *iStr=unsignedLongToString((uint64_t)i);
char *fStr=unsignedLongToString(roundl((f*pow((double)10,15))/10.0)); // Precision loss inavoidable.
int iStrLen=strlen(iStr);
int fStrLen=strlen(fStr);
uint8_t emptyDecimals=f==0.0?0:(uint8_t)((double)(floor(log10((double)f))+1)*-1.0);
if(emptyDecimals>0)
{
// Prepend empty decimals
char *zeroString=mkstr(emptyDecimals);
memset(zeroString,'0',emptyDecimals);
char *nStr=concat(zeroString,fStr);
free(fStr);
fStr=nStr;
fStrLen+=emptyDecimals;
free(zeroString);
}
while(fStr[fStrLen-1]=='0'&&fStrLen>1)
fStrLen--;
if(negative)
{
char *out=(char*)malloc(iStrLen+fStrLen+3+emptyDecimals); // Zero-terminator, "-" and "."
out[0]='-';
memcpy(out+1,iStr,iStrLen);
out[iStrLen+1]='.';
memcpy(out+iStrLen+2,fStr,fStrLen);
out[iStrLen+fStrLen+2]=0;
free(fStr);
free(iStr);
return out;
}
char *out=(char*)malloc(iStrLen+fStrLen+2+emptyDecimals); // Zero-terminator and "."
memcpy(out,iStr,iStrLen);
out[iStrLen]='.';
memcpy(out+iStrLen+1,fStr,fStrLen);
out[iStrLen+fStrLen+1]=0;
free(fStr);
free(iStr);
return out;
}
char *text::doubleToStringWithFixedPrecision(double in, uint8_t precision)
{
// Modify doubleToString, too.
double i,f;
f=modf(in,&i);
bool negative=in<0.0;
// This works both when i is negative and when f is negative (both can be negative).
if(f<0.0)
f*=-1.0;
if(i<0.0)
i*=-1.0;
char *iStr=unsignedLongToString((uint64_t)i);
if(precision==0)
return iStr;
char *fStr=unsignedLongToString(roundl((f*pow((double)10,precision+1))/10.0)); // Precision loss inavoidable.
int iStrLen=strlen(iStr);
int fStrLen=strlen(fStr);
uint8_t emptyDecimals;
if(f==0.0)
{
emptyDecimals=0;
char *azStr=mkstr(precision);
memset(azStr,'0',precision);
free(fStr);
fStr=azStr;
fStrLen=precision;
}
else
{
emptyDecimals=(uint8_t)((double)(floor(log10((double)f))+1)*-1.0);
if(emptyDecimals>0)
{
// Prepend empty decimals
fStrLen+=emptyDecimals;
bool appendZeros=fStrLen<precision;
int zerosToAppend=precision-fStrLen;
char *zeroString=mkstr(emptyDecimals);
memset(zeroString,'0',emptyDecimals);
char *nStr;
if(appendZeros)
{
char *azStr=mkstr(zerosToAppend);
memset(azStr,'0',zerosToAppend);
nStr=concat(zeroString,fStr,azStr);
free(azStr);
fStrLen+=zerosToAppend;
}
else
nStr=concat(zeroString,fStr);
free(fStr);
fStr=nStr;
free(zeroString);
}
while(fStr[fStrLen-1]=='0'&&fStrLen>(precision>1?precision:1))
fStrLen--;
}
if(negative)
{
char *out=(char*)malloc(iStrLen+fStrLen+3+emptyDecimals); // Zero-terminator, "-" and "."
out[0]='-';
memcpy(out+1,iStr,iStrLen);
out[iStrLen+1]='.';
memcpy(out+iStrLen+2,fStr,fStrLen);
out[iStrLen+fStrLen+2]=0;
free(fStr);
free(iStr);
return out;
}
char *out=(char*)malloc(iStrLen+fStrLen+2+emptyDecimals); // Zero-terminator and "."
memcpy(out,iStr,iStrLen);
out[iStrLen]='.';
memcpy(out+iStrLen+1,fStr,fStrLen);
out[iStrLen+fStrLen+1]=0;
free(fStr);
free(iStr);
return out;
}
char *text::unsignedIntToString(uint32_t in)
{
char *out=(char*)calloc(11,1); // 10+1
uint32_t *temp=(uint32_t*)calloc(11,sizeof(uint32_t)); // Retrieve a single value for each position.
temp[0]=in;
for(uint8_t i=0;i<9;i++) // Amount of decimals in highest possible unsigned int - 1 (highest position will never be >9) (10-1).
{
uint32_t t=temp[i];
uint32_t r=t%10;
uint32_t n=(t-r)/10;
temp[i+1]=n;
temp[i]=r;
if(n==0)
break;
}
char reachedValueAt=-1;
for(char i=9;i>=0;i--) // Amount of decimals in highest possible unsigned int - 1 (highest position will never be >9) (10-1).
{
uint32_t t=temp[(uint8_t)i];
if(reachedValueAt==-1)
{
if(t==0)
continue;
reachedValueAt=i;
}
out[reachedValueAt-i]=(char)48+t; // 48: ASCII 0
}
free(temp);
if(reachedValueAt==-1)
{
free(out);
return duplicateString("0");
}
return out;
}
char *text::unsignedLongToString(uint64_t in)
{
char *out=(char*)calloc(21,1); // Amount of decimals in highest possible unsigned long + zero-terminator (20+1)
uint64_t *temp=(uint64_t*)calloc(sizeof(uint64_t)*20,sizeof(uint64_t)); // Retrieve a single value for each position.
temp[0]=in;
for(uint8_t i=0;i<19;i++) // Amount of decimals in highest possible unsigned long - 1 (highest position will never be >9) (20-1).
{
uint64_t t=temp[i];
uint64_t r=t%10;
uint64_t n=(t-r)/10;
temp[i+1]=n;
temp[i]=r;
if(n==0)
break;
}
char reachedValueAt=-1;
for(char i=19;i>=0;i--) // Amount of decimals in highest possible unsigned long - 1 (highest position will never be >9) (20-1).
{
uint64_t t=temp[(uint8_t)i];
if(reachedValueAt==-1)
{
if(t==0)
continue;
reachedValueAt=i;
}
out[reachedValueAt-i]=(char)(48+t); // 48: ASCII & UTF8 0
}
free(temp);
if(reachedValueAt==-1)
{
free(out);
return duplicateString("0");
}
return out;
}
int32_t text::intFromString(const char *in)
{
int32_t out=0;
int len=strlen(in);
uint8_t n=in[0]=='-'?1:0;
if(n||in[0]=='+')
{
in++;
len--;
}
for(int i=0;i<len;i++)
out+=(in[i]-48)*int32Pow(10,len-i-1); // 48: ASCII & UTF8 0
return out*(n?-1:1);
}
int64_t text::longFromString(const char *in)
{
int64_t out=0;
int len=strlen(in);
uint8_t n=in[0]=='-'?1:0;
if(n||in[0]=='+')
{
in++;
len--;
}
for(int i=0;i<len;i++)
{
out+=(in[i]-48)*int64Pow(10,len-i-1); // 48: ASCII & UTF8 0
}
return out*(n?-1:1);
}
char *text::byteToHexString(const char in, bool terminateString)
{
const char *table="0123456789ABCDEF";
char *out=(char*)malloc(2+(terminateString?1:0));
out[0]=table[(in&0xF0)>>4];
out[1]=table[in&0x0F];
if(terminateString)
out[2]=0;
return out;
}
char *text::bytesToHexString(const char *in, size_t len, bool addSpaces)
{
const char *table="0123456789ABCDEF";
char *out=mkstr(len*2+(addSpaces?len-1:0));
size_t pos=0;
uint8_t thisChar;
for(size_t i=0;i<len;i++)
{
thisChar=(uint8_t)in[i];
if(addSpaces&&i>0)
out[pos++]=' ';
out[pos++]=table[(thisChar&0xF0)>>4];
out[pos++]=table[thisChar&0x0F];
}
return out;
}
char *text::bytesFromHexString(const char *in, size_t &size)
{
// Could contain spaces or other irrelevant chars. Use a buffer system.
size_t len=strlen(in);
size=0;
char *out=(char*)malloc(len); // Larger than the max value.
bool first=true;
uint8_t next=0;
char thisChar;
for(size_t i=0;i<len;i++)
{
thisChar=in[i];
if(thisChar=='0')
{
if(first)
{
next=0x0<<4;
first=false;
continue;
}
next|=0x0;
first=true;
out[size++]=next;
}
else if(thisChar=='1')
{
if(first)
{
next=0x1<<4;
first=false;
continue;
}
next|=0x1;
first=true;
out[size++]=next;
}
else if(thisChar=='2')
{
if(first)
{
next=0x2<<4;
first=false;
continue;
}
next|=0x2;
first=true;
out[size++]=next;
}
else if(thisChar=='3')
{
if(first)
{
next=0x3<<4;
first=false;
continue;
}
next|=0x3;
first=true;
out[size++]=next;
}
else if(thisChar=='4')
{
if(first)
{
next=0x4<<4;
first=false;
continue;
}
next|=0x4;
first=true;
out[size++]=next;
}
else if(thisChar=='5')
{
if(first)
{
next=0x5<<4;
first=false;
continue;
}
next|=0x5;
first=true;
out[size++]=next;
}
else if(thisChar=='6')
{
if(first)
{
next=0x6<<4;
first=false;
continue;
}
next|=0x6;
first=true;
out[size++]=next;
}
else if(thisChar=='7')
{
if(first)
{
next=0x7<<4;
first=false;
continue;
}
next|=0x7;
first=true;
out[size++]=next;
}
else if(thisChar=='8')
{
if(first)
{
next=0x8<<4;
first=false;
continue;
}
next|=0x8;
first=true;
out[size++]=next;
}
else if(thisChar=='9')
{
if(first)
{
next=0x9<<4;
first=false;
continue;
}
next|=0x9;
first=true;
out[size++]=next;
}
else if(thisChar=='A'||thisChar=='a')
{
if(first)
{
next=0xA<<4;
first=false;
continue;
}
next|=0xA;
first=true;
out[size++]=next;
}
else if(thisChar=='B'||thisChar=='b')
{
if(first)
{
next=0xB<<4;
first=false;
continue;
}
next|=0xB;
first=true;
out[size++]=next;
}
else if(thisChar=='C'||thisChar=='c')
{
if(first)
{
next=0xC<<4;
first=false;
continue;
}
next|=0xC;
first=true;
out[size++]=next;
}
else if(thisChar=='D'||thisChar=='d')
{
if(first)
{
next=0xD<<4;
first=false;
continue;
}
next|=0xD;
first=true;
out[size++]=next;
}
else if(thisChar=='E'||thisChar=='e')
{
if(first)
{
next=0xE<<4;
first=false;
continue;
}
next|=0xE;
first=true;
out[size++]=next;
}
else if(thisChar=='F'||thisChar=='f')
{
if(first)
{
next=0xF<<4;
first=false;
continue;
}
next|=0xF;
first=true;
out[size++]=next;
}
}
if(!first) // Example: "1"
out[size++]=in[len-1];
return out;
}
int32_t text::round(double in)
{
int32_t f=(int32_t)floor(in);
return in<0.0?((double)in-f>0.5?f+1:f):((double)in-f>=0.5?f+1:f);
}
int32_t text::roundf(float in)
{
int32_t f=(int32_t)floor(in);
return in<0.0?((float)in-f>0.5f?f+1:f):((float)in-f>=0.5f?f+1:f);
}
int64_t text::roundl(double in)
{
int64_t f=(int64_t)floorl(in);
return in<0.0?((double)in-f>0.5?f+1:f):((double)in-f>=0.5?f+1:f);
}
double text::roundToPrecision(double in, int32_t precision)
{
return round(in*pow((double)10,(double)precision))/pow((double)10,(double)precision);
}
double text::doubleFromString(const char *in)
{
// Only supports a.b
size_t dotPos=indexOf(in,".");
if(dotPos==pos_notFound)
return (double)longFromString(in);
bool negative=in[0]=='-'; // Needed for cases like -0.5
int64_t base=longFromString(substr(in,negative?1:0,dotPos-(negative?1:0)));
char *fracStr=substr(in,dotPos+1);
int64_t fraction=longFromString(fracStr);
int8_t n=base<0?-1:1;
double out=(double)base+((double)fraction/int64Pow(10,strlen(fracStr)))*n;
free(fracStr);
return out*(negative?-1.0:1.0);
}
size_t text::indexOf(const char *haystack, const char *needle)
{
char *pos=strstr(const_cast<char*>(haystack),const_cast<char*>(needle));
if(pos==0)
return pos_notFound;
size_t out=pos-haystack;
return out;
}
size_t text::indexOfFrom(const char *haystack, const char *needle, size_t startFrom)
{
char *pos=strstr(const_cast<char*>(haystack)+startFrom,const_cast<char*>(needle));
if(pos==0)
return pos_notFound;
size_t out=pos-haystack;
return out;
}
size_t text::lastIndexOf(const char *haystack, const char *needle)
{
size_t haystackLen=strlen(haystack);
size_t needleLen=strlen(needle);
if(needleLen>haystackLen||haystackLen==0)
return pos_notFound;
for(size_t i=haystackLen-needleLen+1;i>0;i--) // Use this because text_t cannot be -1.
{
if(strncmp(haystack+i-1/*See above.*/,needle,needleLen)==0)
return i-1;
}
return pos_notFound;
}
size_t text::lastIndexOfTo(const char *haystack, const char *needle, size_t to)
{
size_t haystackLen=strlen(haystack);
size_t needleLen=strlen(needle);
if(needleLen>haystackLen||haystackLen==0)
return pos_notFound;
for(size_t i=to+1;i>0;i--) // Use this because text_t cannot be -1.
{
if(strncmp(haystack+i-1/*See above.*/,needle,needleLen)==0)
return i-1;
}
return pos_notFound;
}
size_t text::indexOf(const char *haystack, char needle)
{
size_t l=strlen(haystack);
for(size_t i=0;i<l;i++)
{
char chr=haystack[i];
if(chr==needle)
return i;
}
return pos_notFound;
}
size_t text::indexOfFrom(const char *haystack, char needle, size_t startFrom)
{
size_t l=strlen(haystack);
for(size_t i=startFrom;i<l;i++)
{
char chr=haystack[i];
if(chr==needle)
return i;
}
return pos_notFound;
}
size_t text::lastIndexOf(const char *haystack, char needle)
{
size_t l=strlen(haystack);
if(l==0)
return pos_notFound;
for(size_t i=l;i>0;i--) // size_t cannot be negative, thus the value of "i" is real index + 1.
{
char chr=haystack[i-1]; // See comment above.
if(chr==needle)
return i-1;
}
return pos_notFound;
}
size_t text::lastIndexOfTo(const char *haystack, char needle, size_t to)
{
size_t l=strlen(haystack);
if(l==0)
return pos_notFound;
for(size_t i=to+1;i>0;i--) // size_t cannot be negative, thus the value of "i" is real index + 1.
{
char chr=haystack[i-1]; // See comment above.
if(chr==needle)
return i-1;
}
return pos_notFound;
}
size_t text::indexOf(const std::vector<std::string> *haystack, std::string needle)
{
size_t haystackLen=haystack->size();
for(size_t i=0;i<haystackLen;i++)
{
if(haystack->at(i)==needle)
return i;
}
return pos_notFound;
}
size_t text::indexOfFrom(const std::vector<std::string> *haystack, std::string needle, size_t startFrom)
{
size_t haystackLen=haystack->size();
for(size_t i=startFrom;i<haystackLen;i++)
{
if(haystack->at(i)==needle)
return i;
}
return pos_notFound;
}
size_t text::lastIndexOf(const std::vector<std::string> *haystack, std::string needle)
{
size_t haystackLen=haystack->size();
for(size_t i=haystackLen;i>0;i--) // Use this because text_t cannot be -1.
{
if(haystack->at(i-1/*See above.*/)==needle)
return i;
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