first commit

1 files changed, 33 insertions, 0 deletions

diff --git a/src/Component.php b/src/Component.php
new file mode 100644
index 0000000..67cf96a
--- /dev/null
+++ b/src/Component.php
@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Zhineng\Snowflake;
+
+interface Component
+{
+    /**
+     * The bit size.
+     */
+    public function bits(): int;
+
+    /**
+     * The component value.
+     */
+    public function value(): int;
+
+    /**
+     * The maximum value based on the number of bits.
+     */
+    public function maxValue(): int;
+
+    /**
+     * Set the bit offset.
+     */
+    public function setOffset(int $offset): Component;
+
+    /**
+     * The bit offset.
+     */
+    public function offset(): int;
+}