From 968728d84b86e8fbaa2e59153832b53b956e7338 Mon Sep 17 00:00:00 2001
From: Oliver Vogel <oliver@olivervogel.net>
Date: Wed, 23 Jul 2014 18:29:50 +0200
Subject: [PATCH] added countLines method

---
 src/Intervention/Image/AbstractFont.php | 10 ++++++++++
 tests/AbstractFontTest.php              | 13 +++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/src/Intervention/Image/AbstractFont.php b/src/Intervention/Image/AbstractFont.php
index e21f6d9a..9e3cca92 100644
--- a/src/Intervention/Image/AbstractFont.php
+++ b/src/Intervention/Image/AbstractFont.php
@@ -233,4 +233,14 @@ abstract class AbstractFont
 
         return false;
     }
+
+    /**
+     * Counts lines of text to be written
+     *
+     * @return integer
+     */
+    public function countLines()
+    {
+        return count(explode(PHP_EOL, $this->text));
+    }
 }
diff --git a/tests/AbstractFontTest.php b/tests/AbstractFontTest.php
index 9bc5133c..cf1d03b5 100644
--- a/tests/AbstractFontTest.php
+++ b/tests/AbstractFontTest.php
@@ -61,4 +61,17 @@ class AbstractFontTest extends PHPUnit_Framework_TestCase
         $font->file('test.ttf');
         $this->assertEquals('test.ttf', $font->file);
     }
+
+    public function testCountLines()
+    {
+        $font = $this->getMockForAbstractClass('\Intervention\Image\AbstractFont');
+        $font->text('foo'.PHP_EOL.'bar'.PHP_EOL.'baz');
+        $this->assertEquals(3, $font->countLines());   
+        $font->text("foo\nbar\nbaz");
+        $this->assertEquals(3, $font->countLines());
+        $font->text('foo
+            bar
+            baz');
+        $this->assertEquals(3, $font->countLines());
+    }
 }