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<?php |
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/** |
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* JPGraph v4.0.3 |
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*/ |
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namespace Amenadiel\JpGraph\Graph; |
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use Amenadiel\JpGraph\Util; |
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/** |
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* @class RectPattern |
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* // Base class for pattern hierarchi that is used to display patterned |
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* // bands on the graph. Any subclass that doesn't override Stroke() |
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* // must at least implement method DoPattern($aImg) which is responsible |
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* // for drawing the pattern onto the graph. |
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*/ |
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class RectPattern |
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{ |
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protected $color; |
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protected $weight; |
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protected $rect; |
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protected $doframe = true; |
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protected $linespacing; // Line spacing in pixels |
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protected $iBackgroundColor = -1; // Default is no background fill |
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public function __construct($aColor, $aWeight = 1) |
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{ |
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$this->color = $aColor; |
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$this->weight = $aWeight; |
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} |
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public function SetBackground($aBackgroundColor) |
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{ |
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$this->iBackgroundColor = $aBackgroundColor; |
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} |
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public function SetPos($aRect) |
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{ |
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$this->rect = $aRect; |
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} |
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public function ShowFrame($aShow = true) |
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{ |
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$this->doframe = $aShow; |
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} |
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public function SetDensity($aDens) |
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{ |
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if ($aDens < 1 || $aDens > 100) { |
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Util\JpGraphError::RaiseL(16001, $aDens); |
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} |
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//(" Desity for pattern must be between 1 and 100. (You tried $aDens)"); |
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// 1% corresponds to linespacing=50 |
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// 100 % corresponds to linespacing 1 |
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$this->linespacing = floor(((100 - $aDens) / 100.0) * 50) + 1; |
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} |
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public function Stroke($aImg) |
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{ |
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if ($this->rect == null) { |
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Util\JpGraphError::RaiseL(16002); |
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} |
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//(" No positions specified for pattern."); |
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if (!(is_numeric($this->iBackgroundColor) && $this->iBackgroundColor == -1)) { |
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$aImg->SetColor($this->iBackgroundColor); |
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$aImg->FilledRectangle($this->rect->x, $this->rect->y, $this->rect->xe, $this->rect->ye); |
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} |
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$aImg->SetColor($this->color); |
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$aImg->SetLineWeight($this->weight); |
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// Virtual function implemented by subclass |
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$this->DoPattern($aImg); |
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// Frame around the pattern area |
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if ($this->doframe) { |
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$aImg->Rectangle($this->rect->x, $this->rect->y, $this->rect->xe, $this->rect->ye); |
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} |
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} |
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} |
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HuasoFoundries /
jpgraph
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