Add InterlaceType type

src/types/interlace_type.rs

@@ -0,0 +1,43 @@
+use crate::bindings;
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[repr(u32)]
+pub enum InterlaceType {
+    Undefined = bindings::InterlaceType_UndefinedInterlace,
+    No        = bindings::InterlaceType_NoInterlace,
+    Line      = bindings::InterlaceType_LineInterlace,
+    Plane     = bindings::InterlaceType_PlaneInterlace,
+    Partition = bindings::InterlaceType_PartitionInterlace,
+    GIF       = bindings::InterlaceType_GIFInterlace,
+    JPEG      = bindings::InterlaceType_JPEGInterlace,
+    PNG       = bindings::InterlaceType_PNGInterlace,
+}
+
+impl Default for InterlaceType {
+    fn default() -> Self {
+        return InterlaceType::Undefined;
+    }
+}
+
+impl From<InterlaceType> for bindings::InterlaceType {
+    fn from(value: InterlaceType) -> Self {
+        return value as bindings::InterlaceType;
+    }
+}
+
+impl From<bindings::InterlaceType> for InterlaceType {
+    fn from(value: bindings::InterlaceType) -> Self {
+        /*
+         * SAFETY:
+         *
+         * `InterlaceType` has the same repr as `bindings::InterlaceType` - u32
+         *
+         * If `value` is less than PNG than it is in the vaild range and can be safely
+         * reinterpreted as `InterlaceType`
+         */
+        if value <= bindings::InterlaceType_PNGInterlace {
+            return unsafe { std::mem::transmute(value) };
+        }
+        return InterlaceType::default();
+    }
+}

src/types/mod.rs

@@ -6,6 +6,7 @@ mod dispose_type;
 mod dither_method;
 mod filter_type;
 mod gravity_type;
+mod interlace_type;
 mod pixel_interpolate_method;
 mod metric_type;
 mod resource_type;
@@ -18,6 +19,7 @@ pub use self::dispose_type::DisposeType;
 pub use self::dither_method::DitherMethod;
 pub use self::filter_type::FilterType;
 pub use self::gravity_type::GravityType;
+pub use self::interlace_type::InterlaceType;
 pub use self::pixel_interpolate_method::PixelInterpolateMethod;
 pub use self::metric_type::MetricType;
 pub use self::resource_type::ResourceType;