<?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 a slow stochastic chart with %K = 14 and %D = 3
$c->addSlowStochastic(70, 14, 3, 0x006060, 0x606000);
# Add the main chart with 210 pixels in height
$c->addMainChart(210);
# Add a 10 period simple moving average to the main chart, using brown color
$c->addSimpleMovingAvg(10, 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->addCandleStick(0x00ff00, 0xff0000);
# Add 20 days donchian channel to the main chart, using light blue (9999ff) as the
# border and semi-transparent blue (c06666ff) as the fill color
$c->addDonchianChannel(20, 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 MACD(26, 12) indicator chart (70 pixels height) after the main chart,
# using 9 days for computing divergence.
$c->addMACD(70, 26, 12, 9, 0x0000ff, 0xff00ff, 0x008000);
# output the chart
header("Content-type: image/png");
print($c->makeChart2(PNG));
?>
