<?php
require_once("../lib/FinanceChart.php");

# Create a finance chart demo containing 100 days of data
$noOfDays = 100;

# To compute moving averages starting from the first day, we need to get extra data
# points before the first day
$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 = 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
$timeStamps = $rantable->getCol(0);
$highData = $rantable->getCol(1);
$lowData = $rantable->getCol(2);
$openData = $rantable->getCol(3);
$closeData = $rantable->getCol(4);
$volData = $rantable->getCol(5);

# Create a FinanceChart object of width 600 pixels
$c = new FinanceChart(600);

# 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 210 pixels in height
$c->addMainChart(210);

# 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 70 pixels volume bars sub-chart to the bottom of the main chart, using
# green/red/grey for up/down/flat days
$c->addVolBars(70, 0x99ff99, 0xff9999, 0x808080);

# Append a 14-days RSI indicator chart (70 pixels height) 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(70, 14, 0x800080, 20, 0xff0000, 0x0000ff);

# Append a 12-days momentum indicator chart (70 pixels height) using blue (0000ff)
# color.
$c->addMomentum(70, 12, 0x0000ff);

# output the chart
header("Content-type: image/png");
print($c->makeChart2(PNG));
?>