fix hsv2hex method, allow 0 hue

mistic100 · mistic100 · commit 8e6bc583640d · 2014-12-07T13:18:34.000+01:00
diff --git a/RandomColor.class.php b/RandomColor.class.php
@@ -177,7 +177,7 @@ static private function _getHueRange($options)
       {
         $hue = intval($options['hue']);
 
-        if ($hue < 360 && $hue > 0)
+        if ($hue < 360 && $hue >= 0)
         {
           return array($hue, $hue);
         }
@@ -234,7 +234,7 @@ static public function hsv2hex($hsv)
 
     foreach ($rgb as $c)
     {
-      $hex.= str_pad(dechex($c), 2, '0');
+      $hex.= str_pad(dechex($c), 2, '0', STR_PAD_LEFT);
     }
 
     return $hex;
@@ -270,9 +270,9 @@ static public function hsv2rgb($hsv)
     $n = $v * (1 - $s * $f);
     $k = $v * (1 - $s * (1 - $f));
 
-    $r = 255;
-    $g = 255;
-    $b = 255;
+    $r = 1;
+    $g = 1;
+    $b = 1;
 
     switch ($i)
     {

Original file line number	Diff line number	Diff line change
`@@ -177,7 +177,7 @@ static private function _getHueRange($options)`
`177`	`177`	`{`
`178`	`178`	`$hue = intval($options['hue']);`
`179`	`179`
`180`		`- if ($hue < 360 && $hue > 0)`
	`180`	`+ if ($hue < 360 && $hue >= 0)`
`181`	`181`	`{`
`182`	`182`	`return array($hue, $hue);`
`183`	`183`	`}`
`@@ -234,7 +234,7 @@ static public function hsv2hex($hsv)`
`234`	`234`
`235`	`235`	`foreach ($rgb as $c)`
`236`	`236`	`{`
`237`		`- $hex.= str_pad(dechex($c), 2, '0');`
	`237`	`+ $hex.= str_pad(dechex($c), 2, '0', STR_PAD_LEFT);`
`238`	`238`	`}`
`239`	`239`
`240`	`240`	`return $hex;`
`@@ -270,9 +270,9 @@ static public function hsv2rgb($hsv)`
`270`	`270`	`$n = $v * (1 - $s * $f);`
`271`	`271`	`$k = $v * (1 - $s * (1 - $f));`
`272`	`272`
`273`		`- $r = 255;`
`274`		`- $g = 255;`
`275`		`- $b = 255;`
	`273`	`+ $r = 1;`
	`274`	`+ $g = 1;`
	`275`	`+ $b = 1;`
`276`	`276`
`277`	`277`	`switch ($i)`
`278`	`278`	`{`