Add AlignType type

src/types/align_type.rs

@@ -0,0 +1,39 @@
+use crate::bindings;
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[repr(u32)]
+pub enum AlignType {
+    Undefined = bindings::AlignType_UndefinedAlign,
+    Left      = bindings::AlignType_LeftAlign,
+    Center    = bindings::AlignType_CenterAlign,
+    Right     = bindings::AlignType_RightAlign,
+}
+
+impl Default for AlignType {
+    fn default() -> Self {
+        return AlignType::Undefined;
+    }
+}
+
+impl From<AlignType> for bindings::AlignType {
+    fn from(value: AlignType) -> Self {
+        return value as bindings::AlignType;
+    }
+}
+
+impl From<bindings::AlignType> for AlignType {
+    fn from(value: bindings::AlignType) -> Self {
+        /*
+         * SAFETY:
+         *
+         * `AlignType` has the same repr as `bindings::AlignType` - u32
+         *
+         * If `value` is less than Right than it is in the vaild range and can be safely
+         * reinterpreted as `AlignType`
+         */
+        if value <= bindings::AlignType_RightAlign {
+            return unsafe { std::mem::transmute(value) };
+        }
+        return AlignType::default();
+    }
+}

src/types/mod.rs

@@ -1,3 +1,4 @@
+mod align_type;
 mod alpha_channel_option;
 mod clip_path_units;
 mod colorspace_type;
@@ -23,6 +24,7 @@ mod statistic_type;
 mod stretch_type;
 mod style_type;
 
+pub use self::align_type::AlignType;
 pub use self::alpha_channel_option::AlphaChannelOption;
 pub use self::clip_path_units::ClipPathUnits;
 pub use self::colorspace_type::ColorspaceType;

src/wand/drawing.rs

@@ -21,6 +21,7 @@ use bindings;
 use crate::result::MagickError;
 use crate::result::Result;
 use crate::{
+    AlignType,
     ClipPathUnits,
     FillRule,
     GravityType,
@@ -115,7 +116,7 @@ impl DrawingWand {
         get_stroke_width,           set_stroke_width,             DrawGetStrokeWidth,           DrawSetStrokeWidth,           f64
         get_stroke_antialias,       set_stroke_antialias,         DrawGetStrokeAntialias,       DrawSetStrokeAntialias,       bindings::MagickBooleanType
 
-        get_text_alignment,         set_text_alignment,           DrawGetTextAlignment,         DrawSetTextAlignment,         bindings::AlignType
+        get_text_alignment,         set_text_alignment,           DrawGetTextAlignment,         DrawSetTextAlignment,         AlignType
         get_text_antialias,         set_text_antialias,           DrawGetTextAntialias,         DrawSetTextAntialias,         bindings::MagickBooleanType
         get_text_decoration,        set_text_decoration,          DrawGetTextDecoration,        DrawSetTextDecoration,        bindings::DecorationType
         get_text_direction,         set_text_direction,           DrawGetTextDirection,         DrawSetTextDirection,         bindings::DirectionType