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Added feather parameter to trim()

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Menno Holtkamp
2014-04-02 23:57:57 +02:00
parent dd9d144ce8
commit 67e865e1bc
1 changed files with 4 additions and 3 deletions
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7
src/Intervention/Image/Image.php
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@@ -727,9 +727,10 @@ class Image
* @param string $base Position of the color to trim away * @param string $base Position of the color to trim away
* @param array $away Borders to trim away * @param array $away Borders to trim away
* @param int $tolerance Tolerance of color comparison * @param int $tolerance Tolerance of color comparison
* @param int $feather Amount of pixels outside (when positive) or inside (when negative) of the strict limit of the matched color
* @return Image * @return Image
*/ */
public function trim($base = null, $away = null, $tolerance = null) public function trim($base = null, $away = null, $tolerance = null, $feather = 0)
{ {
// default values // default values
$checkTransparency = false; $checkTransparency = false;
@@ -866,8 +867,8 @@ class Image
} }
} }
// trim parts of image // trim parts of image, taking a possible feathering range into account
$this->modify(0, 0, $top_x, $top_y, ($bottom_x-$top_x), ($bottom_y-$top_y), ($bottom_x-$top_x), ($bottom_y-$top_y)); $this->modify(0, 0, max(0, $top_x - $feather), max(0, $top_y - $feather), ($bottom_x-$top_x) + (2 * $feather), ($bottom_y-$top_y) + (2 * $feather), ($bottom_x-$top_x) + (2 * $feather), ($bottom_y-$top_y) + (2 * $feather));
return $this; return $this;
} }