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feat: add background fill, begin work on x-axis

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Joshua Seigler 2017-03-04 23:48:31 -05:00
parent eb9a5e9279
commit d59dd86f14
6 changed files with 54 additions and 35 deletions
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10
demo.php
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@ -1,8 +1,10 @@
<?php
require_once 'vendor/autoload.php';
function randomData($count = 96, $offsetMax = 100) {
function randomData($count = 96, $offsetMax = 2000) {
$randomData = [];
$duration = 60 * 5 + rand() * 60 * 60 * 24;
$begin = time() - $duration;
$offset = $offsetMax * (rand()/getRandMax())**2;
$scale = max(0.25 * $offset, 100 * rand() / getRandMax());
$volatility = 0.5 * (rand()/getRandMax())**3 + 0.25;
@ -10,7 +12,7 @@ function randomData($count = 96, $offsetMax = 100) {
$current -= $offset;
$current *= 1 + $volatility * (rand()/getRandMax() - 0.5);
$current += $offset;
$randomData[$n] = $current;
$randomData[$begin + $duration / $count * $n] = $current;
}
return $randomData;
}
@ -39,7 +41,7 @@ function randomData($count = 96, $offsetMax = 100) {
</figure>
</section>
<section>
<h2>Line chart in <code>svg</code> tag, zero axis shown, filled</h2>
<h2>Line chart in <code>svg</code> tag, zero axis shown, filled, smoothed</h2>
<figure>
<?php
$chart = new NeatCharts\LineChart(randomData(), [
@ -47,7 +49,7 @@ $chart = new NeatCharts\LineChart(randomData(), [
'height'=>250,
'lineColor'=>'#F00',
'labelColor'=>'#222',
'smoothed'=>false,
'smoothed'=>true,
'fontSize'=>14,
'yAxisZero'=>true,
'filled'=>true