LinePlot::SetFillGradient() - Code Metrics - Inspection of "merges upstream, adds scrutinizet badges and yml" - HuasoFoundries/jpgraph - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 8f5e6a...061d3e )

by Felipe

created 2017-10-09 01:23 UTC

LinePlot::SetFillGradient() A

↳ Parent: LinePlot

Complexity

Conditions	1
Paths	1

Size

Total Lines	8
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	6
nc	1
nop	4
dl	0
loc	8
rs	9.4285
c	0
b	0
f	0

<?php
namespace Amenadiel\JpGraph\Plot;

use Amenadiel\JpGraph\Util;

/*=======================================================================
// File:           JPGRAPH_LINE.PHP
// Description: Line plot extension for JpGraph
// Created:       2001-01-08
// Ver:           $Id: jpgraph_line.php 1921 2009-12-11 11:46:39Z ljp $
//
// Copyright (c) Asial Corporation. All rights reserved.
//========================================================================
 */

// constants for the (filled) area
DEFINE("LP_AREA_FILLED", true);
DEFINE("LP_AREA_NOT_FILLED", false);
DEFINE("LP_AREA_BORDER", false);
DEFINE("LP_AREA_NO_BORDER", true);

//===================================================
// CLASS LinePlot
// Description:
//===================================================
class LinePlot extends Plot
{
    public $mark           = null;
    protected $filled      = false;
    protected $fill_color  = 'blue';
    protected $step_style  = false;
    protected $center  = false;
    protected $line_style  = 1; // Default to solid
    protected $filledAreas = array(); // array of arrays(with min,max,col,filled in them)
    public $barcenter      = false; // When we mix line and bar. Should we center the line in the bar.
    protected $fillFromMin = false;
    protected $fillFromMax = false;
    protected $fillgrad    = false;
    protected $fillgrad_fromcolor    = 'navy';
    protected $fillgrad_tocolor    = 'silver';
    protected $fillgrad_numcolors    = 100;
    protected $iFastStroke = false;

    //---------------
    // CONSTRUCTOR
    public function __construct($datay, $datax = false)
    {
        parent::__construct($datay, $datax);
        $this->mark       = new PlotMark();
        $this->color      = Util\ColorFactory::getColor();
        $this->fill_color = $this->color;
    }

    //---------------
    // PUBLIC METHODS

    public function SetFilled($aFlg = true)
    {
        $this->filled = $aFlg;
    }

    public function SetBarCenter($aFlag = true)
    {
        $this->barcenter = $aFlag;
    }

    public function SetStyle($aStyle)
    {
        $this->line_style = $aStyle;
    }

    public function SetStepStyle($aFlag = true)
    {
        $this->step_style = $aFlag;
    }

    public function SetColor($aColor)
    {
        parent::SetColor($aColor);
    }

    public function SetFillFromYMin($f = true)
    {
        $this->fillFromMin = $f;
    }

    public function SetFillFromYMax($f = true)
    {
        $this->fillFromMax = $f;
    }

    public function SetFillColor($aColor, $aFilled = true)
    {
        //$this->color = $aColor;

        $this->fill_color = $aColor;
        $this->filled     = $aFilled;
    }

    public function SetFillGradient($aFromColor, $aToColor, $aNumColors = 100, $aFilled = true)
    {
        $this->fillgrad_fromcolor = $aFromColor;
        $this->fillgrad_tocolor   = $aToColor;
        $this->fillgrad_numcolors = $aNumColors;
        $this->filled             = $aFilled;
        $this->fillgrad           = true;
    }

    public function Legend($graph)
    {
        if ($this->legend != "") {
            if ($this->filled && !$this->fillgrad) {
                $graph->legend->Add($this->legend,
                    $this->fill_color, $this->mark, 0,
                    $this->legendcsimtarget, $this->legendcsimalt, $this->legendcsimwintarget);
            } elseif ($this->fillgrad) {
                $color = array($this->fillgrad_fromcolor, $this->fillgrad_tocolor);
                // In order to differentiate between gradients and cooors specified as an RGB triple
                $graph->legend->Add($this->legend, $color, "", -2/* -GRAD_HOR */,
                    $this->legendcsimtarget, $this->legendcsimalt, $this->legendcsimwintarget);
            } else {
                $graph->legend->Add($this->legend,
                    $this->color, $this->mark, $this->line_style,
                    $this->legendcsimtarget, $this->legendcsimalt, $this->legendcsimwintarget);
            }
        }
    }

    public function AddArea($aMin = 0, $aMax = 0, $aFilled = LP_AREA_NOT_FILLED, $aColor = "gray9", $aBorder = LP_AREA_BORDER)
    {
        if ($aMin > $aMax) {
            // swap
            $tmp  = $aMin;
            $aMin = $aMax;
            $aMax = $tmp;
        }
        $this->filledAreas[] = array($aMin, $aMax, $aColor, $aFilled, $aBorder);
    }

    // Gets called before any axis are stroked
    public function PreStrokeAdjust($graph)
    {

        // If another plot type have already adjusted the
        // offset we don't touch it.
        // (We check for empty in case the scale is  a log scale
        // and hence doesn't contain any xlabel_offset)
        if (empty($graph->xaxis->scale->ticks->xlabel_offset) || $graph->xaxis->scale->ticks->xlabel_offset == 0) {
            if ($this->center) {
                ++$this->numpoints;
                $a = 0.5;
                $b = 0.5;
            } else {
                $a = 0;
                $b = 0;
            }
            $graph->xaxis->scale->ticks->SetXLabelOffset($a);
            $graph->SetTextScaleOff($b);
            //$graph->xaxis->scale->ticks->SupressMinorTickMarks();

        }
    }

    public function SetFastStroke($aFlg = true)
    {
        $this->iFastStroke = $aFlg;
    }

    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.
        $numpoints = count($this->coords[0]);
        if ($this->barcenter) {
            $textadj = 0.5 - $xscale->text_scale_off;
        } else {
            $textadj = 0;
        }

        $img->SetColor($this->color);
        $img->SetLineWeight($this->weight);
        $pnts = $aStartPoint;
        while ($pnts < $numpoints) {
            if ($exist_x) {

                $x = $this->coords[1][$pnts];
            } else {
                $x = $pnts + $textadj;
            }
            $xt = $xscale->Translate($x);
            $y  = $this->coords[0][$pnts];
            $yt = $yscale->Translate($y);
            if (is_numeric($y)) {
                $cord[] = $xt;
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
                $cord[] = $yt;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
            } elseif ($y == '-' && $pnts > 0) {

                // Just ignore
            } else {
                Util\JpGraphError::RaiseL(10002); //('Plot too complicated for fast line Stroke. Use standard Stroke()');
            }
            ++$pnts;
        } // WHILE

        $img->Polygon($cord, false, true);
    }

    public function Stroke($img, $xscale, $yscale)
    {
        $idx       = 0;
        $numpoints = count($this->coords[0]);
        if (isset($this->coords[1])) {

            if (count($this->coords[1]) != $numpoints) {
                Util\JpGraphError::RaiseL(2003, count($this->coords[1]), $numpoints);
                //("Number of X and Y points are not equal. Number of X-points:".count($this->coords[1])." Number of Y-points:$numpoints");

            } else {
                $exist_x = true;
            }
        } else {
            $exist_x = false;
        }

        if ($this->barcenter) {
            $textadj = 0.5 - $xscale->text_scale_off;
        } else {
            $textadj = 0;
        }

        // Find the first numeric data point
        $startpoint = 0;
        while ($startpoint < $numpoints && !is_numeric($this->coords[0][$startpoint])) {
            ++$startpoint;
        }

        // Bail out if no data points
        if ($startpoint == $numpoints) {
            return;
        }

        if ($this->iFastStroke) {
            $this->FastStroke($img, $xscale, $yscale, $startpoint, $exist_x);
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
            return;
        }

        if ($exist_x) {
            $xs = $this->coords[1][$startpoint];
        } else {
            $xs = $textadj + $startpoint;
        }

        $img->SetStartPoint($xscale->Translate($xs),
            $yscale->Translate($this->coords[0][$startpoint]));

        if ($this->filled) {
            if ($this->fillFromMax) {
                //$max = $yscale->GetMaxVal();

                $cord[$idx++] = $xscale->Translate($xs);
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
                $cord[$idx++] = $yscale->scale_abs[1];
            } else {
                $min = $yscale->GetMinVal();
                if ($min > 0 || $this->fillFromMin) {
                    $fillmin = $yscale->scale_abs[0]; //Translate($min);
                } else {
                    $fillmin = $yscale->Translate(0);
                }

                $cord[$idx++] = $xscale->Translate($xs);
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
                $cord[$idx++] = $fillmin;
            }
        }
        $xt           = $xscale->Translate($xs);
        $yt           = $yscale->Translate($this->coords[0][$startpoint]);
        $cord[$idx++] = $xt;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
        $cord[$idx++] = $yt;
        $yt_old       = $yt;
        $xt_old       = $xt;
        $y_old        = $this->coords[0][$startpoint];

        $this->value->Stroke($img, $this->coords[0][$startpoint], $xt, $yt);

        $img->SetColor($this->color);
        $img->SetLineWeight($this->weight);
        $img->SetLineStyle($this->line_style);
        $pnts           = $startpoint + 1;
        $firstnonumeric = false;

        while ($pnts < $numpoints) {
            if ($exist_x) {

                $x = $this->coords[1][$pnts];
            } else {
                $x = $pnts + $textadj;
            }
            $xt = $xscale->Translate($x);
            $yt = $yscale->Translate($this->coords[0][$pnts]);

            $y = $this->coords[0][$pnts];
            if ($this->step_style) {
                // To handle null values within step style we need to record the
                // first non numeric value so we know from where to start if the
                // non value is '-'.
                if (is_numeric($y)) {
                    $firstnonumeric = false;
                    if (is_numeric($y_old)) {
                        $img->StyleLine($xt_old, $yt_old, $xt, $yt_old);
                        $img->StyleLine($xt, $yt_old, $xt, $yt);
                    } elseif ($y_old == '-') {
                        $img->StyleLine($xt_first, $yt_first, $xt, $yt_first);
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
                        $img->StyleLine($xt, $yt_first, $xt, $yt);
                    } else {
                        $yt_old = $yt;
                        $xt_old = $xt;
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
                    }
                    $cord[$idx++] = $xt;
                    $cord[$idx++] = $yt_old;
                    $cord[$idx++] = $xt;
                    $cord[$idx++] = $yt;
                } elseif ($firstnonumeric == false) {

                    $firstnonumeric = true;
                    $yt_first       = $yt_old;
                    $xt_first       = $xt_old;
                }
            } else {
                $tmp1 = $y;
                $prev = $this->coords[0][$pnts - 1];
                if ($tmp1 === '' || $tmp1 === null || $tmp1 === 'X') {

                    $tmp1 = 'x';
                }

                if ($prev === '' || $prev === null || $prev === 'X') {

                    $prev = 'x';
                }

                if (is_numeric($y) || (is_string($y) && $y != '-')) {
                    if (is_numeric($y) && (is_numeric($prev) || $prev === '-')) {
                        $img->StyleLineTo($xt, $yt);
                    } else {
                        $img->SetStartPoint($xt, $yt);
                    }
                }
                if ($this->filled && $tmp1 !== '-') {
                    if ($tmp1 === 'x') {
                        $cord[$idx++] = $cord[$idx - 3];
                        $cord[$idx++] = $fillmin;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
                    } elseif ($prev === 'x') {
                        $cord[$idx++] = $xt;
                        $cord[$idx++] = $fillmin;
                        $cord[$idx++] = $xt;
                        $cord[$idx++] = $yt;
                    } else {
                        $cord[$idx++] = $xt;
                        $cord[$idx++] = $yt;
                    }
                } else {
                    if (is_numeric($tmp1) && (is_numeric($prev) || $prev === '-')) {
                        $cord[$idx++] = $xt;
                        $cord[$idx++] = $yt;
                    }
                }
            }
            $yt_old = $yt;
            $xt_old = $xt;
            $y_old  = $y;

            $this->StrokeDataValue($img, $this->coords[0][$pnts], $xt, $yt);

            ++$pnts;
        }

        if ($this->filled) {
            $cord[$idx++] = $xt;
            if ($this->fillFromMax) {
                $cord[$idx++] = $yscale->scale_abs[1];
            } else {
                if ($min > 0 || $this->fillFromMin) {
                    $cord[$idx++] = $yscale->Translate($min);
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}
                } else {
                    $cord[$idx++] = $yscale->Translate(0);
                }
            }
            if ($this->fillgrad) {
                $img->SetLineWeight(1);
                $grad = new Gradient($img);
                $grad->SetNumColors($this->fillgrad_numcolors);
                $grad->FilledFlatPolygon($cord, $this->fillgrad_fromcolor, $this->fillgrad_tocolor);
                $img->SetLineWeight($this->weight);
            } else {
                $img->SetColor($this->fill_color);
                $img->FilledPolygon($cord);
            }
            if ($this->weight > 0) {
                $img->SetLineWeight($this->weight);
                $img->SetColor($this->color);
                // Remove first and last coordinate before drawing the line
                // sine we otherwise get the vertical start and end lines which
                // doesn't look appropriate
                $img->Polygon(array_slice($cord, 2, count($cord) - 4));
            }
        }

        if (!empty($this->filledAreas)) {
            $minY   = $yscale->Translate($yscale->GetMinVal());
            $factor = ($this->step_style ? 4 : 2);

            for ($i = 0; $i < sizeof($this->filledAreas); ++$i) {
for ($i=0; $i<count($array); $i++) { // calls count() on each iteration
}

// Better
for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once
}
                // go through all filled area elements ordered by insertion
                // fill polygon array
                $areaCoords[] = $cord[$this->filledAreas[$i][0] * $factor];
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
                $areaCoords[] = $minY;
function myFunction($a) {
    switch ($a) {
        case 'foo':
            $x = 1;
            break;

        case 'bar':
            $x = 2;
            break;
    }

    // $x is potentially undefined here.
    echo $x;
}

                $areaCoords =
                array_merge($areaCoords,
                    array_slice($cord,
                        $this->filledAreas[$i][0] * $factor,
                        ($this->filledAreas[$i][1] - $this->filledAreas[$i][0] + ($this->step_style ? 0 : 1)) * $factor));
                $areaCoords[] = $areaCoords[sizeof($areaCoords) - 2]; // last x
                $areaCoords[] = $minY; // last y

                if ($this->filledAreas[$i][3]) {
                    $img->SetColor($this->filledAreas[$i][2]);
                    $img->FilledPolygon($areaCoords);
                    $img->SetColor($this->color);
                }
                // Check if we should draw the frame.
                // If not we still re-draw the line since it might have been
                // partially overwritten by the filled area and it doesn't look
                // very good.
                if ($this->filledAreas[$i][4]) {
                    $img->Polygon($areaCoords);
                } else {
                    $img->Polygon($cord);
                }

                $areaCoords = array();
            }
        }

        if (!is_object($this->mark) || $this->mark->type == -1 || $this->mark->show == false) {

            return;
        }

        for ($pnts = 0; $pnts < $numpoints; ++$pnts) {
            if ($exist_x) {

                $x = $this->coords[1][$pnts];
            } else {
                $x = $pnts + $textadj;
            }
            $xt = $xscale->Translate($x);
            $yt = $yscale->Translate($this->coords[0][$pnts]);

            if (is_numeric($this->coords[0][$pnts])) {
                if (!empty($this->csimtargets[$pnts])) {

                    if (!empty($this->csimwintargets[$pnts])) {
                        $this->mark->SetCSIMTarget($this->csimtargets[$pnts], $this->csimwintargets[$pnts]);
                    } else {
                        $this->mark->SetCSIMTarget($this->csimtargets[$pnts]);
                    }
                    $this->mark->SetCSIMAlt($this->csimalts[$pnts]);
                }
                if ($exist_x) {
                    $x = $this->coords[1][$pnts];
                } else {
                    $x = $pnts;
                }
                $this->mark->SetCSIMAltVal($this->coords[0][$pnts], $x);
                $this->mark->Stroke($img, $xt, $yt);
                $this->csimareas .= $this->mark->GetCSIMAreas();
            }
        }
    }
} // Class


Push — master ( 8f5e6a...061d3e )

LinePlot::SetFillGradient() A

Complexity

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Duplication

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1			<?php
2			namespace Amenadiel\JpGraph\Plot;
3
4			use Amenadiel\JpGraph\Util;
5
6			/*=======================================================================
7			// File: JPGRAPH_LINE.PHP
8			// Description: Line plot extension for JpGraph
9			// Created: 2001-01-08
10			// Ver: $Id: jpgraph_line.php 1921 2009-12-11 11:46:39Z ljp $
11			//
12			// Copyright (c) Asial Corporation. All rights reserved.
13			//========================================================================
14			*/
15
16			// constants for the (filled) area
17			DEFINE("LP_AREA_FILLED", true);
18			DEFINE("LP_AREA_NOT_FILLED", false);
19			DEFINE("LP_AREA_BORDER", false);
20			DEFINE("LP_AREA_NO_BORDER", true);
21
22			//===================================================
23			// CLASS LinePlot
24			// Description:
25			//===================================================
26			class LinePlot extends Plot
27			{
28			public $mark = null;
29			protected $filled = false;
30			protected $fill_color = 'blue';
31			protected $step_style = false;
32			protected $center = false;
33			protected $line_style = 1; // Default to solid
34			protected $filledAreas = array(); // array of arrays(with min,max,col,filled in them)
35			public $barcenter = false; // When we mix line and bar. Should we center the line in the bar.
36			protected $fillFromMin = false;
37			protected $fillFromMax = false;
38			protected $fillgrad = false;
39			protected $fillgrad_fromcolor = 'navy';
40			protected $fillgrad_tocolor = 'silver';

HuasoFoundries / jpgraph

Push — master ( 8f5e6a...061d3e )

LinePlot::SetFillGradient() A

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