Avoid using undefined variables such as '$delta' which will lead to PHP notices.

Open

            $delta[$i] = (6.0 * $delta[$i] / ($xdata[$i + 1] - $xdata[$i - 1]) - $s * $delta[$i - 1]) / $p;

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class Foo
{
    private function bar()
    {
        // $message is undefined
        echo $message;
    }
}

Avoid using undefined variables such as '$delta' which will lead to PHP notices.

Open

            $delta[$i] = (6.0 * $delta[$i] / ($xdata[$i + 1] - $xdata[$i - 1]) - $s * $delta[$i - 1]) / $p;

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class Foo
{
    private function bar()
    {
        // $message is undefined
        echo $message;
    }
}

Avoid using undefined variables such as '$i' which will lead to PHP notices.

Open

            $tickPositions[$i++] = $aData[0];

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class Foo
{
    private function bar()
    {
        // $message is undefined
        echo $message;
    }
}

Method StrokeBackgroundGrad has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function StrokeBackgroundGrad()
    {
        if ($this->bkg_gradtype < 0) {
            return;
        }

Method Create has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function Create($aPattern, $aColor, $aWeight = 1)
    {
        switch ($aPattern) {
            case BAND_RDIAG:
                $obj = new RectPatternRDiag($aColor, $aWeight);

Method _normalizeTestGroup has 29 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    private function _normalizeTestGroup($filename, &$ownFixtures = [], $example_title = 'file_iterator', $debug = false, $attributes = [])
    {
        $filename_meaningful = \explode('ex', $filename)[0];

        if ('file_iterator' === $example_title) {

Method _TransHor3D has 9 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function _TransHor3D($aGdImg, $aHorizon = 100, $aSkewDist = 120, $aDir = SKEW3D_LEFT, $aMinSize = true, $aFillColor = '#FFFFFF', $aQuality = false, $aBorder = false, $aHorizonPos = 0.5)

Method Copy has 9 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function Copy($fromImg, $toX, $toY, $fromX, $fromY, $toWidth, $toHeight, $fromWidth = -1, $fromHeight = -1)

Method DrawImageSmoothArc has 9 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function DrawImageSmoothArc($im, $xc, $yc, $w, $h, $s, $e, $color, $style = null)

Method _TransVert3D has 9 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function _TransVert3D($aGdImg, $aHorizon = 100, $aSkewDist = 120, $aDir = SKEW3D_DOWN, $aMinSize = true, $aFillColor = '#FFFFFF', $aQuality = false, $aBorder = false, $aHorizonPos = 0.5)

Method IndentedRectangle has 9 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function IndentedRectangle($xt, $yt, $w, $h, $iw = 0, $ih = 0, $aCorner = 3, $aFillColor = '', $r = 4)

Method StrokeNumber has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function StrokeNumber($aValStr, $aColor = 0, $aFileName = '')
    {
        if ($aColor < 0 || $aColor >= safe_count($this->iColorSchema)) {
            $aColor = 0;
        }

Method GetIdxByName has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function GetIdxByName($aName, &$outFullName)
    {
        if (is_integer($aName)) {
            $idx = $this->GetIdxByOrdinal($aName, $outFullName);

Method FastStroke has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function FastStroke($img, $xscale, $yscale, $aStartPoint = 0, $exist_x = true)
    {
        // An optimized stroke for many data points with no extra
        // features but 60% faster. You can't have values or line styles, or null
        // values in plots.

Method Add has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function Add($aPlot)
    {
        if ($aPlot == null) {
            Util\JpGraphError::RaiseL(25010); //("Graph::Add() You tried to add a null plot to the graph.");
        }

Method __construct has 28 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function __construct($aWidth = null, $aHeight = null, $aCachedName = '', $aTimeOut = 0, $aInline = true)
    {
        $this->iWidth  = $aWidth;
        $this->iHeight = $aHeight;

Function __construct has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

    public function __construct($aMatrix, $aIsobars = 10, $aColors = null)
    {
        $this->nbrRows    = safe_count($aMatrix);
        $this->nbrCols    = safe_count($aMatrix[0]);
        $this->dataPoints = $aMatrix;

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Function Stroke has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

    public function Stroke($img, $aaoption = 0)
    {
        // Stroke the pie but don't stroke values
        $tmp               = $this->value->show;
        $this->value->show = false;

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Function adjustDataPointValues has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

    public function adjustDataPointValues()
    {
        $ni = safe_count($this->isobarValues);
        for ($k = 0; $k < $ni; ++$k) {
            $ib = $this->isobarValues[$k];

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Function Min has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

    public function Min()
    {
        $nmax                 = 0;
        list($xmin, $ysetmin) = $this->plots[0]->Min();
        for ($i = 0; $i < safe_count($this->plots); ++$i) {

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