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-rw-r--r--lib/less.php/Tree/Alpha.php51
1 files changed, 51 insertions, 0 deletions
diff --git a/lib/less.php/Tree/Alpha.php b/lib/less.php/Tree/Alpha.php
new file mode 100644
index 0000000..935377d
--- /dev/null
+++ b/lib/less.php/Tree/Alpha.php
@@ -0,0 +1,51 @@
+<?php
+
+/**
+ * Alpha
+ *
+ * @package Less
+ * @subpackage tree
+ */
+class Less_Tree_Alpha extends Less_Tree{
+ public $value;
+ public $type = 'Alpha';
+
+ public function __construct($val){
+ $this->value = $val;
+ }
+
+ //function accept( $visitor ){
+ // $this->value = $visitor->visit( $this->value );
+ //}
+
+ public function compile($env){
+
+ if( is_object($this->value) ){
+ $this->value = $this->value->compile($env);
+ }
+
+ return $this;
+ }
+
+ /**
+ * @see Less_Tree::genCSS
+ */
+ public function genCSS( $output ){
+
+ $output->add( "alpha(opacity=" );
+
+ if( is_string($this->value) ){
+ $output->add( $this->value );
+ }else{
+ $this->value->genCSS( $output);
+ }
+
+ $output->add( ')' );
+ }
+
+ public function toCSS(){
+ return "alpha(opacity=" . (is_string($this->value) ? $this->value : $this->value->toCSS()) . ")";
+ }
+
+
+} \ No newline at end of file