ticks.php

来自「一个绝对棒的报表绘图软件」· PHP 代码 · 共 34 行

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

# The data for the chart
$data = array(100, 125, 265, 147, 67, 105);
$labels = array("Jan", "Feb", "Mar", "Apr", "May", "Jun");

# Create a XYChart object of size 250 x 250 pixels
$c = new XYChart(250, 250);

# Set the plot area at (27, 25) and of size 200 x 200 pixels
$c->setPlotArea(27, 25, 200, 200);

if ($_REQUEST["img"] == "1") {
    # High tick density, uses 10 pixels as tick spacing
    $c->addTitle("Tick Density = 10 pixels");
    $c->yAxis->setTickDensity(10);
} else {
    # Normal tick density, just use the default setting
    $c->addTitle("Default Tick Density");
}

# Set the labels on the x axis
$c->xAxis->setLabels($labels);

# Add a color bar layer using the given data. Use a 1 pixel 3D border for the bars.
$barLayerObj = $c->addBarLayer3($data);
$barLayerObj->setBorderColor(-1, 1);

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