//------------------------------------------------------------------------------
void ostream::putNum(uint32_t n, bool neg) {
char buf[13];
char* end = buf + sizeof(buf) - 1;
char* num;
char* str;
uint8_t base = flagsToBase();
*end = '\0';
str = num = fmtNum(n, end, base);
if (base == 10) {
if (neg) {
*--str = '-';
} else if (flags() & showpos) {
*--str = '+';
}
} else if (flags() & showbase) {
if (flags() & hex) {
*--str = flags() & uppercase ? 'X' : 'x';
}
*--str = '0';
}
uint8_t len = end - str;
fmtflags adj = flags() & adjustfield;
if (adj == internal) {
while (str < num) putch(*str++);
}
if (adj != left) {
do_fill(len);
}
putstr(str);
do_fill(len);
}
//------------------------------------------------------------------------------
void ostream::putDouble(double n) {
uint8_t nd = precision();
double round = 0.5;
char sign;
char buf[13]; // room for sign, 10 digits, '.', and zero byte
char *end = buf + sizeof(buf) - 1;
char *str = end;
// terminate string
*end = '\0';
// get sign and make nonnegative
if (n < 0.0) {
sign = '-';
n = -n;
} else {
sign = flags() & showpos ? '+' : '\0';
}
// check for larger than uint32_t
if (n > 4.0E9) {
pgm err(PSTR("BIG FLT"));
putPgm(err);
return;
}
// round up and separate in and fraction parts
for (uint8_t i = 0; i < nd; ++i) round *= 0.1;
n += round;
uint32_t intPart = n;
double fractionPart = n - intPart;
// format intPart and decimal point
if (nd || (flags() & showpoint)) *--str = '.';
str = fmtNum(intPart, str, 10);
// calculate length for fill
uint8_t len = sign ? 1 : 0;
len += nd + end - str;
// extract adjust field
fmtflags adj = flags() & adjustfield;
if (adj == internal) {
if (sign) putch(sign);
do_fill(len);
} else {
// do fill for internal or right
fill_not_left(len);
if (sign) *--str = sign;
}
putstr(str);
// output fraction
while (nd-- > 0) {
fractionPart *= 10.0;
int digit = static_cast<int>(fractionPart);
putch(digit + '0');
fractionPart -= digit;
}
// do fill if not done above
do_fill(len);
}
static void outputLine(HttpQueue *q, MprDirEntry *ep, cchar *path, int nameSize)
{
MprPath info;
MprTime when;
Dir *dir;
char *newPath, sizeBuf[16], timeBuf[48], *icon;
struct tm tm;
bool isDir;
int len;
cchar *ext, *mimeType;
char *dirSuffix;
char *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
path = mprEscapeHtml(path);
dir = q->conn->data;
if (ep->size >= (1024 * 1024 * 1024)) {
fmtNum(sizeBuf, sizeof(sizeBuf), (int) ep->size, 1024 * 1024 * 1024, "G");
} else if (ep->size >= (1024 * 1024)) {
fmtNum(sizeBuf, sizeof(sizeBuf), (int) ep->size, 1024 * 1024, "M");
} else if (ep->size >= 1024) {
fmtNum(sizeBuf, sizeof(sizeBuf), (int) ep->size, 1024, "K");
} else {
fmt(sizeBuf, sizeof(sizeBuf), "%6d", (int) ep->size);
}
newPath = mprJoinPath(path, ep->name);
if (mprGetPathInfo(newPath, &info) < 0) {
when = mprGetTime();
isDir = 0;
} else {
isDir = info.isDir ? 1 : 0;
when = (MprTime) info.mtime * MPR_TICKS_PER_SEC;
}
if (isDir) {
icon = "folder";
dirSuffix = "/";
} else {
ext = mprGetPathExt(ep->name);
if (ext && (mimeType = mprLookupMime(q->conn->rx->route->mimeTypes, ext)) != 0) {
if (strcmp(ext, "es") == 0 || strcmp(ext, "ejs") == 0 || strcmp(ext, "php") == 0) {
icon = "text";
} else if (strstr(mimeType, "text") != 0) {
icon = "text";
} else {
icon = "compressed";
}
} else {
icon = "compressed";
}
dirSuffix = "";
}
mprDecodeLocalTime(&tm, when);
fmt(timeBuf, sizeof(timeBuf), "%02d-%3s-%4d %02d:%02d", tm.tm_mday, months[tm.tm_mon], tm.tm_year + 1900,
tm.tm_hour, tm.tm_min);
len = (int) strlen(ep->name) + (int) strlen(dirSuffix);
if (dir->fancyIndexing == 2) {
httpWrite(q, "<tr><td valign=\"top\">");
httpWrite(q, "<img src=\"/icons/%s.gif\" alt=\"[ ]\", /></td>", icon);
httpWrite(q, "<td><a href=\"%s%s\">%s%s</a></td>", ep->name, dirSuffix, ep->name, dirSuffix);
httpWrite(q, "<td>%s</td><td>%s</td></tr>\r\n", timeBuf, sizeBuf);
} else if (dir->fancyIndexing == 1) {
httpWrite(q, "<img src=\"/icons/%s.gif\" alt=\"[ ]\", /> ", icon);
httpWrite(q, "<a href=\"%s%s\">%s%s</a>%-*s %17s %4s\r\n", ep->name, dirSuffix, ep->name, dirSuffix,
nameSize - len, "", timeBuf, sizeBuf);
} else {
httpWrite(q, "<li><a href=\"%s%s\"> %s%s</a></li>\r\n", ep->name, dirSuffix, ep->name, dirSuffix);
}
}
void SignalGenerator::HandleCallBackResults( mapSymbol_t::iterator& iter, const std::string& sObject, const ou::tf::Bars& bars ) {
// process bars here
for ( ou::tf::Bars::const_iterator iterBars = bars.begin(); bars.end() != iterBars; ++iterBars ) {
ou::tf::Price price( iterBars->DateTime(), iterBars->Close() );
iter->second.prices.Append( price ); // automatically updates indicators
iter->second.emaVolume = ( ( iter->second.emaVolume * 19.0 + iterBars->Volume() ) / 20.0 ); // 20 day exponential moving average
}
ExcelFormat::CellFormat fmtNum( m_fmt_mgr );
fmtNum.set_format_string( XLS_FORMAT_DECIMAL );
ExcelFormat::CellFormat fmtInt( m_fmt_mgr );
fmtInt.set_format_string( XLS_FORMAT_INTEGER );
ExcelFormat::CellFormat fmtCenterTxt(m_fmt_mgr);
fmtCenterTxt.set_alignment( ExcelFormat::EXCEL_HALIGN_CENTRED );
int iy = m_sheet->GetTotalRows();
ExcelFormat::BasicExcelCell* cell;
int ix( 0 );
cell = m_sheet->Cell( iy, ix++ ); // Type
cell->SetString( iter->second.sType.c_str() );
cell = m_sheet->Cell( iy, ix++ ); // Symbol
cell->SetString( sObject.c_str() );
double last = bars.last().Close(); // Price
cell = m_sheet->Cell( iy, ix++ );
cell->SetDouble( last );
cell->SetFormat( fmtNum );
cell = m_sheet->Cell( iy, ix++ ); // Volume
cell->SetInteger( iter->second.emaVolume );
cell->SetFormat( fmtInt );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtCenterTxt );
double upper = iter->second.pricesBollinger20.BBUpper();
double lower = iter->second.pricesBollinger20.BBLower();
double third = ( upper - lower ) / 3.0;
if ( last > ( upper - third ) ) {
std::cout << "u";
cell->SetString( "u" );
}
else {
if ( last < ( lower + third ) ) {
std::cout << "l";
cell->SetString( "l" );
}
else {
std::cout << "m";
cell->SetString( "m" );
}
}
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtCenterTxt );
double sma1 = iter->second.pricesSMA1.MeanY();
double sma2 = iter->second.pricesSMA2.MeanY();
double sma3 = iter->second.pricesSMA3.MeanY();
if ( ( last > sma1 ) && ( sma1 > sma2 ) && ( sma2 > sma3 ) ) {
std::cout << ">";
cell->SetString( ">" );
}
if ( ( last < sma1 ) && ( sma1 < sma2 ) && ( sma2 < sma3 ) ) {
std::cout << "<";
cell->SetString( "<" );
}
std::cout << sObject
<< ": boll(" << lower << "," << upper
<< "),sma1(" << sma1
<< "),sma2(" << sma2
<< "),sma3(" << sma3
<< ")"
;
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( upper );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( lower );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( sma1 );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( sma2 );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( sma3 );
ou::tf::statistics::Pivot pivot( bars );
std::cout
<< ",pivot("
<< pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::AbovePV )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::AbovePV_X_Down )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVR1_X_Up )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVR1_X_Down )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BelowPV )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BelowPV_X_Up )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVS1_X_Up )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVS1_X_Down )
<< "," << pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::CrossPV )
<< ")"
;
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::AbovePV ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::AbovePV_X_Down ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVR1_X_Up ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVR1_X_Down ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BelowPV ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BelowPV_X_Up ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVS1_X_Up ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::BtwnPVS1_X_Down ) );
cell = m_sheet->Cell( iy, ix++ );
cell->SetFormat( fmtNum );
cell->SetDouble( pivot.ItemOfInterest( ou::tf::statistics::Pivot::EItemsOfInterest::CrossPV ) );
std::cout
<< std::endl;
}