Amenadiel\JpGraph\Graph\PieGraph::Stroke()

Complexity

Conditions	25
Paths	204

Size

Total Lines	164
Code Lines	92

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	57
CRAP Score	55.8185

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function Stroke($aStrokeFileName = '')
    {
        // If the filename is the predefined value = '_csim_special_'
        // we assume that the call to stroke only needs to do enough
        // to correctly generate the CSIM maps.
        // We use this variable to skip things we don't strictly need
        // to do to generate the image map to improve performance
        // a best we can. Therefor you will see a lot of tests !$_csim in the
        // code below.
        $_csim = ($aStrokeFileName === _CSIM_SPECIALFILE);

        // If we are called the second time (perhaps the user has called GetHTMLImageMap()
        // himself then the legends have alsready been populated once in order to get the
        // CSIM coordinats. Since we do not want the legends to be populated a second time
        // we clear the legends
        $this->legend->Clear();

        // We need to know if we have stroked the plot in the
        // GetCSIMareas. Otherwise the CSIM hasn't been generated
        // and in the case of GetCSIM called before stroke to generate
        // CSIM without storing an image to disk GetCSIM must call Stroke.
        $this->iHasStroked = true;

        $n = safe_count($this->plots);

        if ($this->pieaa) {
            if (!$_csim) {
                if ($this->background_image != '') {
                    $this->StrokeFrameBackground();
                } else {
                    $this->StrokeFrame();
                    $this->StrokeBackgroundGrad();
                }
            }

            $w      = $this->img->width;
            $h      = $this->img->height;
            $oldimg = $this->img->img;

            $this->img->CreateImgCanvas(2 * $w, 2 * $h);

            $this->img->SetColor($this->margin_color);
            $this->img->FilledRectangle(0, 0, 2 * $w - 1, 2 * $h - 1);

            // Make all icons *2 i size since we will be scaling down the
            // imahe to do the anti aliasing
            $ni = safe_count($this->iIcons);
            for ($i = 0; $i < $ni; ++$i) {
                $this->iIcons[$i]->iScale *= 2;
                if ($this->iIcons[$i]->iX > 1) {
                    $this->iIcons[$i]->iX *= 2;
                }

                if ($this->iIcons[$i]->iY > 1) {
                    $this->iIcons[$i]->iY *= 2;
                }
            }

            $this->StrokeIcons();

            for ($i = 0; $i < $n; ++$i) {
                if ($this->plots[$i]->posx > 1) {
                    $this->plots[$i]->posx *= 2;
                }

                if ($this->plots[$i]->posy > 1) {
                    $this->plots[$i]->posy *= 2;
                }

                $this->plots[$i]->Stroke($this->img, 1);

                if ($this->plots[$i]->posx > 1) {
                    $this->plots[$i]->posx /= 2;
                }

                if ($this->plots[$i]->posy > 1) {
                    $this->plots[$i]->posy /= 2;
                }
            }

            $indent = $this->doframe ? ($this->frame_weight + ($this->doshadow ? $this->shadow_width : 0)) : 0;
            $indent += $this->framebevel ? $this->framebeveldepth + 1 : 0;
            $this->img->CopyCanvasH(
                $oldimg,
                $this->img->img,
                $indent,
                $indent,
                $indent,
                $indent,
                $w - 2 * $indent,
                $h - 2 * $indent,
                2 * ($w - $indent),
                2 * ($h - $indent)
            );

            $this->img->img    = $oldimg;
            $this->img->width  = $w;
            $this->img->height = $h;

            for ($i = 0; $i < $n; ++$i) {
                $this->plots[$i]->Stroke($this->img, 2); // Stroke labels
                $this->plots[$i]->Legend($this);
            }
        } else {
            if (!$_csim) {
                if ($this->background_image != '') {
                    $this->StrokeFrameBackground();
                } else {
                    $this->StrokeFrame();
                    $this->StrokeBackgroundGrad();
                }
            }

            $this->StrokeIcons();

            for ($i = 0; $i < $n; ++$i) {
                $this->plots[$i]->Stroke($this->img);
                $this->plots[$i]->Legend($this);
            }
        }

        $this->legend->Stroke($this->img);
        $this->footer->Stroke($this->img);
        $this->StrokeTitles();

        if (!$_csim) {
            // Stroke texts
            if ($this->texts != null) {
                $n = safe_count($this->texts);
                for ($i = 0; $i < $n; ++$i) {
                    $this->texts[$i]->Stroke($this->img);
                }
            }

            if (_JPG_DEBUG) {
                $this->DisplayCSIMAreas();
            }

            // Should we do any final image transformation
            if ($this->iImgTrans) {
                $tform          = new Image\ImgTrans($this->img->img);
                $this->img->img = $tform->Skew3D(
                    $this->iImgTransHorizon,
                    $this->iImgTransSkewDist,
                    $this->iImgTransDirection,
                    $this->iImgTransHighQ,
                    $this->iImgTransMinSize,
                    $this->iImgTransFillColor,
                    $this->iImgTransBorder
                );
            }

            // If the filename is given as the special "__handle"
            // then the image handler is returned and the image is NOT
            // streamed back
            if ($aStrokeFileName == _IMG_HANDLER) {
                return $this->img->img;
            }
            // Finally stream the generated picture
            $this->cache->PutAndStream(
                $this->img,
                $this->cache_name,
                $this->inline,
                $aStrokeFileName
            );