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php7 compatibility into phpgraphlib.php

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This commit is contained in:
hyung-hwan 2019-02-06 11:29:10 +00:00
parent eb26d37d9d
commit 2f338c37b3
1 changed files with 2 additions and 2 deletions
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4
codepot/src/codepot/libraries/phpgraphlib.php
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@ -788,7 +788,7 @@ class PHPGraphLib {
}
}
protected function imagelinedashed(&$image_handle, $x_axis_x1, $yLocation, $x_axis_x2 , $yLocation, $color)
protected function imagelinedashed(&$image_handle, $x_axis_x1, $yLocation, $x_axis_x2 , $ygLocation, $color)
{
$step = 3;
for ($i = $x_axis_x1; $i < $x_axis_x2 -1; $i += ($step*2)) {
@ -977,7 +977,7 @@ class PHPGraphLib {
protected function displayErrors()
{
if (count($this->error) > 0) {
if (!is_null($this->error) && count($this->error) > 0) {
$lineHeight = 12;
$errorColor = imagecolorallocate($this->image, 0, 0, 0);
$errorBackColor = imagecolorallocate($this->image, 255, 204, 0);