#include "FinanceChart.h"
int main(int argc, char *argv[])
{
// Create a finance chart demo containing 100 days of data
int noOfDays = 100;
// To compute moving averages starting from the first day, we need to get extra
// data points before the first day
int extraDays = 30;
// In this exammple, we use a random number generator utility to simulate the
// data. We set up the random table to create 6 cols x (noOfDays + extraDays)
// rows, using 9 as the seed.
RanTable *rantable = new RanTable(9, 6, noOfDays + extraDays);
// Set the 1st col to be the timeStamp, starting from Sep 4, 2002, with each row
// representing one day, and counting week days only (jump over Sat and Sun)
rantable->setDateCol(0, chartTime(2002, 9, 4), 86400, true);
// Set the 2nd, 3rd, 4th and 5th columns to be high, low, open and close data.
// The open value starts from 100, and the daily change is random from -5 to 5.
rantable->setHLOCCols(1, 100, -5, 5);
// Set the 6th column as the vol data from 5 to 25 million
rantable->setCol(5, 50000000, 250000000);
// Now we read the data from the table into arrays
DoubleArray timeStamps = rantable->getCol(0);
DoubleArray highData = rantable->getCol(1);
DoubleArray lowData = rantable->getCol(2);
DoubleArray openData = rantable->getCol(3);
DoubleArray closeData = rantable->getCol(4);
DoubleArray volData = rantable->getCol(5);
// Create a FinanceChart object of width 640 pixels
FinanceChart *c = new FinanceChart(640);
// Add a title to the chart
c->addTitle("Finance Chart Demonstration");
// Set the data into the finance chart object
c->setData(timeStamps, highData, lowData, openData, closeData, volData, extraDays
);
// Add the main chart with 240 pixels in height
c->addMainChart(240);
// Add a 5 period simple moving average to the main chart, using brown color
c->addSimpleMovingAvg(5, 0x663300);
// Add a 20 period simple moving average to the main chart, using purple color
c->addSimpleMovingAvg(20, 0x9900ff);
// Add an HLOC symbols to the main chart, using green/red for up/down days
c->addHLOC(0x008000, 0xcc0000);
// Add 20 days bollinger band to the main chart, using light blue (9999ff) as the
// border and semi-transparent blue (c06666ff) as the fill color
c->addBollingerBand(20, 2, 0x9999ff, 0xc06666ff);
// Add a 75 pixels volume bars sub-chart to the bottom of the main chart, using
// green/red/grey for up/down/flat days
c->addVolBars(75, 0x99ff99, 0xff9999, 0x808080);
// Append a 14-days RSI indicator chart (75 pixels high) after the main chart.
// The main RSI line is purple (800080). Set threshold region to +/- 20 (that is,
// RSI = 50 +/- 25). The upper/lower threshold regions will be filled with red
// (ff0000)/blue (0000ff).
c->addRSI(75, 14, 0x800080, 20, 0xff0000, 0x0000ff);
// Append a 12-days momentum indicator chart (75 pixels high) using blue (0000ff)
// color.
c->addMomentum(75, 12, 0x0000ff);
// Output the chart
c->makeChart("finance.png");
//free up resources
delete rantable;
delete c;
return 0;
} |