From 1914b95f7b89fa9bc723f8258cde73b6b6a74019 Mon Sep 17 00:00:00 2001
From: 5ohue <86558263+5ohue@users.noreply.github.com>
Date: Sat, 11 May 2024 13:06:52 +0300
Subject: [PATCH] Add `PixelInterpolateMethod` type

---
 src/types/mod.rs                      |  2 ++
 src/types/pixel_interpolate_method.rs | 47 +++++++++++++++++++++++++++
 src/wand/magick.rs                    |  3 +-
 3 files changed, 51 insertions(+), 1 deletion(-)
 create mode 100644 src/types/pixel_interpolate_method.rs

diff --git a/src/types/mod.rs b/src/types/mod.rs
index d1c3572..476bcba 100644
--- a/src/types/mod.rs
+++ b/src/types/mod.rs
@@ -3,6 +3,7 @@ mod composite_operator;
 mod dither_method;
 mod filter_type;
 mod gravity_type;
+mod pixel_interpolate_method;
 mod metric_type;
 mod resource_type;
 
@@ -11,5 +12,6 @@ pub use self::composite_operator::CompositeOperator;
 pub use self::dither_method::DitherMethod;
 pub use self::filter_type::FilterType;
 pub use self::gravity_type::GravityType;
+pub use self::pixel_interpolate_method::PixelInterpolateMethod;
 pub use self::metric_type::MetricType;
 pub use self::resource_type::ResourceType;
diff --git a/src/types/pixel_interpolate_method.rs b/src/types/pixel_interpolate_method.rs
new file mode 100644
index 0000000..d99c6c4
--- /dev/null
+++ b/src/types/pixel_interpolate_method.rs
@@ -0,0 +1,47 @@
+use crate::bindings;
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[repr(u32)]
+pub enum PixelInterpolateMethod {
+    Undefined  = bindings::PixelInterpolateMethod_UndefinedInterpolatePixel,
+    Average    = bindings::PixelInterpolateMethod_AverageInterpolatePixel,
+    Average9   = bindings::PixelInterpolateMethod_Average9InterpolatePixel,
+    Average16  = bindings::PixelInterpolateMethod_Average16InterpolatePixel,
+    Background = bindings::PixelInterpolateMethod_BackgroundInterpolatePixel,
+    Bilinear   = bindings::PixelInterpolateMethod_BilinearInterpolatePixel,
+    Blend      = bindings::PixelInterpolateMethod_BlendInterpolatePixel,
+    Catrom     = bindings::PixelInterpolateMethod_CatromInterpolatePixel,
+    Integer    = bindings::PixelInterpolateMethod_IntegerInterpolatePixel,
+    Mesh       = bindings::PixelInterpolateMethod_MeshInterpolatePixel,
+    Nearest    = bindings::PixelInterpolateMethod_NearestInterpolatePixel,
+    Spline     = bindings::PixelInterpolateMethod_SplineInterpolatePixel,
+}
+
+impl Default for PixelInterpolateMethod {
+    fn default() -> Self {
+        return PixelInterpolateMethod::Undefined;
+    }
+}
+
+impl From<PixelInterpolateMethod> for bindings::PixelInterpolateMethod {
+    fn from(value: PixelInterpolateMethod) -> Self {
+        return value as bindings::PixelInterpolateMethod;
+    }
+}
+
+impl From<bindings::PixelInterpolateMethod> for PixelInterpolateMethod {
+    fn from(value: bindings::PixelInterpolateMethod) -> Self {
+        /*
+         * SAFETY:
+         *
+         * `PixelInterpolateMethod` has the same repr as `bindings::PixelInterpolateMethod` - u32
+         *
+         * If `value` is less than Spline than it is in the vaild range and can be safely
+         * reinterpreted as `PixelInterpolateMethod`
+         */
+        if value <= bindings::PixelInterpolateMethod_SplineInterpolatePixel {
+            return unsafe { std::mem::transmute(value) };
+        }
+        return PixelInterpolateMethod::default();
+    }
+}
diff --git a/src/wand/magick.rs b/src/wand/magick.rs
index 31da0cf..2ec0b18 100644
--- a/src/wand/magick.rs
+++ b/src/wand/magick.rs
@@ -35,6 +35,7 @@ use crate::{
     DitherMethod,
     FilterType,
     GravityType,
+    PixelInterpolateMethod,
     MetricType,
     ResourceType
 };
@@ -1184,7 +1185,7 @@ impl MagickWand {
         get_image_gamma,                 set_image_gamma,                 MagickGetImageGamma,               MagickSetImageGamma,              f64
         get_image_gravity,               set_image_gravity,               MagickGetImageGravity,             MagickSetImageGravity,            GravityType
         get_image_interlace_scheme,      set_image_interlace_scheme,      MagickGetImageInterlaceScheme,     MagickSetImageInterlaceScheme,    bindings::InterlaceType
-        get_image_interpolate_method,    set_image_interpolate_method,    MagickGetImageInterpolateMethod,   MagickSetImageInterpolateMethod,  bindings::PixelInterpolateMethod
+        get_image_interpolate_method,    set_image_interpolate_method,    MagickGetImageInterpolateMethod,   MagickSetImageInterpolateMethod,  PixelInterpolateMethod
         get_image_iterations,            set_image_iterations,            MagickGetImageIterations,          MagickSetImageIterations,         size_t
         get_image_orientation,           set_image_orientation,           MagickGetImageOrientation,         MagickSetImageOrientation,        bindings::OrientationType
         get_image_rendering_intent,      set_image_rendering_intent,      MagickGetImageRenderingIntent,     MagickSetImageRenderingIntent,    bindings::RenderingIntent