commit

1 files changed, 77 insertions, 0 deletions

diff --git a/src/window_size.rs b/src/window_size.rs
new file mode 100644
index 0000000..0c1ef08
--- /dev/null
+++ b/src/window_size.rs
@@ -0,0 +1,77 @@
+#[derive(Debug, PartialEq)]
+pub enum WindowSize {
+    Size128,
+    Size256,
+    Size512,
+    Size1024,
+    Size2048,
+    Size4096,
+    Size8192,
+    Size16384,
+    Size32768,
+    Custom(usize),
+}
+
+impl From<usize> for WindowSize {
+    fn from(item: usize) -> Self {
+        match item {
+            128 => Self::Size128,
+            256 => Self::Size256,
+            512 => Self::Size512,
+            1024 => Self::Size1024,
+            2048 => Self::Size2048,
+            4096 => Self::Size4096,
+            8192 => Self::Size8192,
+            16384 => Self::Size16384,
+            32768 => Self::Size32768,
+            _ => Self::Custom(item),
+        }
+    }
+}
+
+impl WindowSize {
+    pub fn as_str(&self) -> &'static str {
+        match self {
+            Self::Size128 => "128",
+            Self::Size256 => "256",
+            Self::Size512 => "512",
+            Self::Size1024 => "1024",
+            Self::Size2048 => "2048",
+            Self::Size4096 => "4096",
+            Self::Size8192 => "8192",
+            Self::Size16384 => "16384",
+            Self::Size32768 => "32768",
+            Self::Custom(_) => "",
+        }
+    }
+
+    pub fn value(&self) -> usize {
+        match self {
+            Self::Size128 => 128,
+            Self::Size256 => 256,
+            Self::Size512 => 512,
+            Self::Size1024 => 1024,
+            Self::Size2048 => 2048,
+            Self::Size4096 => 4096,
+            Self::Size8192 => 8192,
+            Self::Size16384 => 16384,
+            Self::Size32768 => 32768,
+            Self::Custom(x) => *x,
+        }
+    }
+
+    pub fn into_iter() -> impl Iterator<Item = Self> {
+        [
+            Self::Size128,
+            Self::Size256,
+            Self::Size512,
+            Self::Size1024,
+            Self::Size2048,
+            Self::Size4096,
+            Self::Size8192,
+            Self::Size16384,
+            Self::Size32768,
+        ]
+        .into_iter()
+    }
+}