/**
* Converts a string representation of the data to a floating point value, based on the unitcode.
*/
public static float string2float(String value, char unitcode) throws NumberFormatException {
return string2float(value, SymbolInfo.ddfuc2bb(unitcode));
}
/*
* Convert a float to a DDF string.
*
* TODO Possible optimizations here.
*/
public static final synchronized String float2string(
float value, final char basecode, final int target, final boolean special64) {
final int unit = SymbolInfo.ddfuc2bb(basecode);
if (unit >= 0) {
if (target == PURE_DECIMAL) NF.setGroupingUsed(false);
else NF.setGroupingUsed(true);
NF.setMinimumFractionDigits(unit);
NF.setMaximumFractionDigits(unit);
String s = NF.format(value);
if (target == INTEGER) {
char ca[] = s.toCharArray();
int st = 0;
s = "";
for (int i = 0; i < ca.length; i++) {
if ((i == 0) && (ca[i] == '+') || (ca[i] == '-')) // A
// leading
// sign
st++;
else if ((ca[i] == '0') || (ca[i] == '.')) // Strip all
// zeros from
// the left
st++;
else if (Character.isDigit(ca[i])) break;
}
for (int i = st; i < ca.length; i++) {
if (Character.isDigit(ca[i])) s = s + ca[i];
}
if ((value == 0.0f) && (s.length() < 1)) s = "0";
if (value < 0) s = "-" + s;
return s;
} else return s;
}
if ((target == DECIMAL) || (target == PURE_DECIMAL)) {
if (target == PURE_DECIMAL) NF.setGroupingUsed(false);
else NF.setGroupingUsed(true);
switch (unit) {
case -1:
NF.setMinimumFractionDigits(3);
NF.setMaximumFractionDigits(3);
break;
case -2:
NF.setMinimumFractionDigits(4);
NF.setMaximumFractionDigits(4);
break;
case -3:
NF.setMinimumFractionDigits(5);
NF.setMaximumFractionDigits(5);
break;
case -4:
NF.setMinimumFractionDigits(6);
NF.setMaximumFractionDigits(6);
break;
case -5:
NF.setMinimumFractionDigits(7);
NF.setMaximumFractionDigits(7);
break;
case -6:
NF.setMinimumFractionDigits(8);
NF.setMaximumFractionDigits(8);
break;
}
return (NF.format(value));
}
int sign = 1;
if (value < 0.0f) sign = -1;
value = Math.abs(value);
int iWhole = (int) value;
String sw = "" + iWhole;
if (sign == -1) sw = "-" + sw;
String sf = "";
float div = value - (int) value;
int digits = 0;
if (unit == -1) {
div = div * 8;
digits = 1;
} else if (unit == -2) {
div = div * 16;
digits = 2;
} else if (unit == -3) {
div = div * 32;
digits = 2;
} else if (unit == -4) {
if (special64) {
// 64ths --> 32nds and halves
div = div * 320;
digits = 3;
} else {
div = div * 64;
digits = 2;
}
} else if (unit == -5) {
if (special64) {
div = div * 320;
digits = 3;
} else {
div = div * 128;
digits = 3;
}
} else if (unit == -6) {
div = div * 256;
digits = 3;
} else {
div = 0;
digits = 1;
}
sf = "00000000" + (int) div;
sf = sf.substring(sf.length() - digits, sf.length());
if (target == INTEGER) {
if (iWhole != 0) return (sw + sf);
else {
char c = sw.charAt(0);
if (c == '-') return c + sf;
else return sf;
}
} else return sw + "-" + sf;
}
