vendor and env first commit

vendor/intervention/image/src/Intervention/Image/Constraint.php

@@ -0,0 +1,92 @@
+<?php
+
+namespace Intervention\Image;
+
+class Constraint
+{
+    /**
+     * Bit value of aspect ratio constraint
+     */
+    const ASPECTRATIO = 1;
+
+    /**
+     * Bit value of upsize constraint
+     */
+    const UPSIZE = 2;
+
+    /**
+     * Constraint size
+     *
+     * @var \Intervention\Image\Size
+     */
+    private $size;
+
+    /**
+     * Integer value of fixed parameters
+     *
+     * @var int
+     */
+    private $fixed = 0;
+
+    /**
+     * Create a new constraint based on size
+     *
+     * @param Size $size
+     */
+    public function __construct(Size $size)
+    {
+        $this->size = $size;
+    }
+
+    /**
+     * Returns current size of constraint
+     *
+     * @return \Intervention\Image\Size
+     */
+    public function getSize()
+    {
+        return $this->size;
+    }
+
+    /**
+     * Fix the given argument in current constraint
+     *
+     * @param  int $type
+     * @return void
+     */
+    public function fix($type)
+    {
+        $this->fixed = ($this->fixed & ~(1 << $type)) | (1 << $type);
+    }
+
+    /**
+     * Checks if given argument is fixed in current constraint
+     *
+     * @param  int  $type
+     * @return boolean
+     */
+    public function isFixed($type)
+    {
+        return (bool) ($this->fixed & (1 << $type));
+    }
+
+    /**
+     * Fixes aspect ratio in current constraint
+     *
+     * @return void
+     */
+    public function aspectRatio()
+    {
+        $this->fix(self::ASPECTRATIO);
+    }
+
+    /**
+     * Fixes possibility to size up in current constraint
+     *
+     * @return void
+     */
+    public function upsize()
+    {
+        $this->fix(self::UPSIZE);
+    }
+}