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Added BAR CHARTS!

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This commit is contained in:
Joshua Seigler 2016-07-05 01:49:18 -04:00
parent 603666e167
commit c5f6c0476e
5 changed files with 116 additions and 23 deletions
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33
demo.php
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@ -1,11 +1,11 @@
<?php
require_once 'vendor/autoload.php';
function randomData($count = 96) {
function randomData($count = 96, $offsetMax = 100) {
$randomData = [];
$offset = 100 * (rand()/getRandMax())**2;
$scale = max(0.1 * $offset, 100 * rand() / getRandMax());
$volatility = 0.25 * (rand()/getRandMax())**3 + 0.25;
$offset = $offsetMax * (rand()/getRandMax())**2;
$scale = max(0.25 * $offset, 100 * rand() / getRandMax());
$volatility = 0.5 * (rand()/getRandMax())**3 + 0.25;
for ($n = 0, $current = $offset + 0.5 * $scale; $n < $count; $n++) {
$current -= $offset;
$current *= 1 + $volatility * (rand()/getRandMax() - 0.5);
@ -39,9 +39,9 @@ function randomData($count = 96) {
</figure>
</section>
<section>
<h2>Chart in <code>svg</code> tag, zero axis shown</h2>
<h2>Chart in <code>svg</code> tag, zero axis shown, filled</h2>
<figure>
<?php
<?php
$chart = new NeatCharts\LineChart(randomData(), [
'width'=>800,
'height'=>250,
@ -49,7 +49,8 @@ $chart = new NeatCharts\LineChart(randomData(), [
'labelColor'=>'#222',
'smoothed'=>false,
'fontSize'=>14,
'yAxisZero'=>true
'yAxisZero'=>true,
'filled'=>true
]);
echo $chart->render();
?>
@ -59,10 +60,10 @@ echo $chart->render();
<section>
<h2>Smoothed chart in <code>svg</code> tag</h2>
<figure>
<?php
<?php
$chart = new NeatCharts\LineChart(randomData(12), [
'width'=>300,
'height'=>300,
'width'=>400,
'height'=>300, // null works as a height too, it picks a height that makes the plot look good
'lineColor'=>'#080',
'labelColor'=>'#222',
'smoothed'=>true,
@ -88,6 +89,18 @@ $chart = new NeatCharts\LineChart(randomData(48), [
'xAxisEnabled'=>false
]);
echo $chart->render();
?>
<figcaption>Random generated data, loaded right in the page</figcaption>
</figure>
</section>
<section>
<h2>Bar chart in <code>svg</code> tag</h2>
<figure>
<?php
$chart = new NeatCharts\BarChart(randomData(10, 0), [
'barColor'=>'#409'
]);
echo $chart->render();
?>
<figcaption>Random generated data, loaded right in the page</figcaption>
</figure>