Avoid deeply nested control flow statements.

Open

                        if ($this->iObj[$j]->iVPos == $vpos) {
                            $targetobj = $j;
                        }

Avoid deeply nested control flow statements.

Open

                        switch ($this->iObj[$i]->constraints[$k]->iConstrainType) {
                            case CONSTRAIN_ENDSTART:
                                if ($c1[1] < $c2[1]) {
                                    $link = new Image\GanttLink($c1[2], $c1[3], $c2[0], $c2[1]);
                                } else {

Method Stroke has 6 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function Stroke($aImg, $aXLeft, $aYTop, $aXRight, $aYBottom, $aUseTextHeight = false)

Avoid deeply nested control flow statements.

Open

                        if (!(($i == $n || $i == 0) && $this->hour->iShowLabels && $this->hour->grid->iShow)) {
                            $img->SetColor($this->minute->grid->iColor);
                            $img->SetLineWeight($this->minute->grid->iWeight);
                            $img->Line($x, $yt, $x, $yb);
                            $this->minute->grid->Stroke($img, $x, $yb, $x, $img->height - $img->bottom_margin);

Function _strokeBackgroundImage has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public function _strokeBackgroundImage()
    {
        if ($this->background_image == '') {
            return;
        }

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Function GetBarMinMax has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public function GetBarMinMax()
    {
        $start = 0;
        $n     = safe_count($this->iObj);
        while ($start < $n && $this->iObj[$start]->GetMaxDate() === false) {

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Function GetMaxActInfoColWidth has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public function GetMaxActInfoColWidth()
    {
        $n = safe_count($this->iObj);
        if ($n == 0) {
            return;

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Function StrokeTexts has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    public function StrokeTexts()
    {
        // Stroke any user added text objects
        if ($this->texts != null) {
            $n = safe_count($this->texts);

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Avoid deeply nested control flow statements.

Open

                        if ($day == 6 || $day == 0) {
                            $img->PushColor($this->day->iWeekendBackgroundColor);
                            if ($this->iUsePlotWeekendBackground) {
                                $img->FilledRectangle($x, $yt + $this->day->iFrameWeight, $x + $width, $img->height - $img->bottom_margin);
                            } else {

Consider simplifying this complex logical expression.

Open

        if ($this->grad && $this->legend != '' && !$this->fill) {
            $color = [$this->grad_fromcolor, $this->grad_tocolor];
            // In order to differentiate between gradients and cooors specified as an Image\RGB triple
            $graph->legend->Add(
                $this->legend,

Consider simplifying this complex logical expression.

Open

            if ($aFormat == 'jpeg' && !($supported & IMG_JPG)) {
                $tst = false;
            } elseif ($aFormat == 'png' && !($supported & IMG_PNG)) {
                $tst = false;
            } elseif ($aFormat == 'gif' && !($supported & IMG_GIF)) {

Consider simplifying this complex logical expression.

Open

                    if (($aColor[0] >= 0 && $aColor[0] <= 255) &&
                        ($aColor[1] >= 0 && $aColor[1] <= 255) &&
                        ($aColor[2] >= 0 && $aColor[2] <= 255)) {
                        return sprintf('#%02x%02x%02x', $aColor[0], $aColor[1], $aColor[2]);
                    }

Consider simplifying this complex logical expression.

Open

                    if (($aColor[0] >= 0 && $aColor[0] <= 255) &&
                        ($aColor[1] >= 0 && $aColor[1] <= 255) &&
                        ($aColor[2] >= 0 && $aColor[2] <= 255)) {
                        return sprintf('#%02x%02x%02x', $aColor[0], $aColor[1], $aColor[2]);
                    }

Consider simplifying this complex logical expression.

Open

        if (($this->supress_zerolabel && $l == 0) || ($this->supress_first && $aIdx == 0) || ($this->supress_last && $aIdx == $aNbrTicks - 1)) {
            $l = '';
        }

Method _StrokeLegend has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function _StrokeLegend($aImg, $x, $y, $scaling = 1, $aReturnWidth = false)

Method GetColArray has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function GetColArray($from_color, $to_color, $arr_size, &$colors, $numcols = 100)

Method SetConstrain has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function SetConstrain($aRow, $aType, $aColor = 'black', $aArrowSize = ARROW_S2, $aArrowType = ARROWT_SOLID)

Method __construct has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function __construct($aDate, $aTitle = '', $aColor = 'darkred', $aWeight = 2, $aStyle = 'solid')

Method __construct has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function __construct($aDataMatrix, $aIsobar = 10, $aFactor = 1, $aInvert = false, $aIsobarColors = [])

Method __construct has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    public function __construct($aFile = '', $aX = 0, $aY = 0, $aScale = 1.0, $aMix = 100)