1 files changed, 184 insertions, 0 deletions
diff --git a/library/Icinga/Chart/Primitive/Text.php b/library/Icinga/Chart/Primitive/Text.php
new file mode 100644
index 0000000..f6bf365
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+++ b/library/Icinga/Chart/Primitive/Text.php
@@ -0,0 +1,184 @@
+<?php
+/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
+
+
+namespace Icinga\Chart\Primitive;
+
+use DOMDocument;
+use DOMElement;
+use DOMText;
+use Icinga\Chart\Render\RenderContext;
+use Icinga\Chart\Format;
+use ipl\Html\HtmlDocument;
+
+/**
+ *  Wrapper for the SVG text element
+ */
+class Text extends Styleable implements Drawable
+{
+    /**
+     * Align the text to end at the x and y position
+     */
+    const ALIGN_END     = 'end';
+
+    /**
+     * Align the text to start at the x and y position
+     */
+    const ALIGN_START   = 'start';
+
+    /**
+     * Align the text to be centered at the x and y position
+     */
+    const ALIGN_MIDDLE  = 'middle';
+
+    /**
+     * The x position of the Text
+     *
+     * @var int
+     */
+    private $x;
+
+    /**
+     * The y position of the Text
+     *
+     * @var int
+     */
+    private $y;
+
+    /**
+     * The text content
+     *
+     * @var string
+     */
+    private $text;
+
+    /**
+     * The size of the font
+     *
+     * @var string
+     */
+    private $fontSize = '1.5em';
+
+    /**
+     * The weight of the font
+     *
+     * @var string
+     */
+    private $fontWeight = 'normal';
+
+    /**
+     * The default fill color
+     *
+     * @var string
+     */
+    public $fill = '#000';
+
+    /**
+     * The alignment of the text
+     *
+     * @var string
+     */
+    private $alignment = self::ALIGN_START;
+
+    /**
+     * Set the font-stretch property of the text
+     */
+    private $fontStretch = 'semi-condensed';
+
+    /**
+     * Construct a new text drawable
+     *
+     * @param int $x            The x position of the text
+     * @param int $y            The y position of the text
+     * @param string $text      The text this component should contain
+     * @param string $fontSize  The font size of the text
+     */
+    public function __construct($x, $y, $text, $fontSize = '1.5em')
+    {
+        $this->x = $x;
+        $this->y = $y;
+        $this->text = $text;
+        $this->fontSize = $fontSize;
+
+        $this->setAdditionalStyle([
+            'font-size'    => $this->fontSize,
+            'font-family'  => 'Ubuntu, Calibri, Trebuchet MS, Helvetica, Verdana, sans-serif',
+            'font-weight'  => $this->fontWeight,
+            'font-stretch' => $this->fontStretch,
+            'font-style'   => 'normal',
+            'text-anchor'  => $this->alignment
+        ]);
+    }
+
+    /**
+     * Set the font size of the svg text element
+     *
+     * @param   string $size    The font size including a unit
+     *
+     * @return  $this            Fluid interface
+     */
+    public function setFontSize($size)
+    {
+        $this->fontSize = $size;
+        return $this;
+    }
+
+    /**
+     * Set the text alignment with one of the ALIGN_* constants
+     *
+     * @param   String $align   Value how to align
+     *
+     * @return  $this            Fluid interface
+     */
+    public function setAlignment($align)
+    {
+        $this->alignment = $align;
+        return $this;
+    }
+
+    /**
+     * Set the weight of the current font
+     *
+     * @param string $weight    The weight of the string
+     *
+     * @return $this             Fluid interface
+     */
+    public function setFontWeight($weight)
+    {
+        $this->fontWeight = $weight;
+        return $this;
+    }
+
+    /**
+     * Create the SVG representation from this Drawable
+     *
+     * @param   RenderContext $ctx  The context to use for rendering
+     *
+     * @return  DOMElement          The SVG Element
+     */
+    public function toSvg(RenderContext $ctx)
+    {
+        list($x, $y) = $ctx->toAbsolute($this->x, $this->y);
+        $text = $ctx->getDocument()->createElement('text');
+        $text->setAttribute('x', Format::formatSVGNumber($x - 15));
+
+        $id = $this->id ?? uniqid('text-');
+        $text->setAttribute('id', $id);
+        $this->setId($id);
+
+        $text->setAttribute('y', Format::formatSVGNumber($y));
+        $text->appendChild(new DOMText($this->text));
+
+        $style = new DOMDocument();
+        $style->loadHTML($this->getStyle());
+
+        $text->appendChild(
+            $text->ownerDocument->importNode(
+                $style->getElementsByTagName('style')->item(0),
+                true
+            )
+        );
+
+        return $text;
+    }
+}