/**
* @param Stem $stem
* @param HeadTube $headTube
* @param $color
*
* @return bool
*/
protected function drawStem(Stem $stem, HeadTube $headTube, $color)
{
$spacers = $stem->getSpacers();
$x1 = $this->width / 5 * 2 - $headTube->getLength($spacers);
$y1 = $this->height - $headTube->getHeight($spacers);
$x2 = $x1 + $stem->getLength();
$y2 = $y1 - $stem->getHeight();
if ($spacers > 0) {
$virtualHeadTube = clone $headTube;
$virtualHeadTube->addSpacers($spacers);
$this->drawTube($virtualHeadTube, $color, 8);
}
$color = $this->createColor($color);
$this->draw($x1, $y1, $x2, $y2, $color, 8);
}
/**
* @param Stem $stem
* @param HeadTube $headTube
*
* @return array
*/
public function compare(Stem $stem, HeadTube $headTube)
{
// Calculate the offset the spacers will cause in the stem
$currentSpacersOffsetX = $headTube->getLength($this->getSpacers()) - $headTube->getLength();
$currentSpacersOffsetY = $headTube->getHeight($this->getSpacers()) - $headTube->getHeight();
$currentStemLength = $this->getLength() - $currentSpacersOffsetX;
$currentStemHeight = $this->getHeight() + $currentSpacersOffsetY;
$comparedSpacersOffsetX = $headTube->getLength($stem->getSpacers()) - $headTube->getLength();
$comparedSpacersOffsetY = $headTube->getHeight($stem->getSpacers()) - $headTube->getHeight();
$comparedStemLength = $stem->getLength() - $comparedSpacersOffsetX;
$comparedStemHeight = $stem->getHeight() + $comparedSpacersOffsetY;
$length = number_format($currentStemLength - $comparedStemLength, 1);
// $lengthStr = 'The 1st stem is ' . abs($length) . 'mm longerlonger than de 2nd one';
$lengthStr = 'longer';
if ($length < 0) {
$lengthStr = 'shorter';
}
$height = number_format($currentStemHeight - $comparedStemHeight, 1);
$heightStr = 'higher';
if ($height < 0) {
$heightStr = 'lower';
}
$comparison = ['length' => 'The red stem is ' . abs($length) . 'mm ' . $lengthStr . ' than de blue one', 'height' => 'The red stem is ' . abs($height) . 'mm ' . $heightStr . ' than de blue one'];
return $comparison;
}
