Add LineJoin type

src/types/line_join.rs

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

src/types/mod.rs

@@ -11,6 +11,7 @@ mod filter_type;
 mod gravity_type;
 mod image_type;
 mod interlace_type;
+mod line_join;
 mod metric_type;
 mod orientation_type;
 mod pixel_interpolate_method;
@@ -34,6 +35,7 @@ pub use self::filter_type::FilterType;
 pub use self::gravity_type::GravityType;
 pub use self::image_type::ImageType;
 pub use self::interlace_type::InterlaceType;
+pub use self::line_join::LineJoin;
 pub use self::metric_type::MetricType;
 pub use self::orientation_type::OrientationType;
 pub use self::pixel_interpolate_method::PixelInterpolateMethod;

src/wand/drawing.rs

@@ -24,6 +24,7 @@ use crate::{
     ClipPathUnits,
     FillRule,
     GravityType,
+    LineJoin,
     StretchType,
     StyleType,
 };
@@ -107,7 +108,7 @@ impl DrawingWand {
 
         get_stroke_dash_offset,     set_stroke_dash_offset,       DrawGetStrokeDashOffset,      DrawSetStrokeDashOffset,      f64
         get_stroke_line_cap,        set_stroke_line_cap,          DrawGetStrokeLineCap,         DrawSetStrokeLineCap,         bindings::LineCap
-        get_stroke_line_join,       set_stroke_line_join,         DrawGetStrokeLineJoin,        DrawSetStrokeLineJoin,        bindings::LineJoin
+        get_stroke_line_join,       set_stroke_line_join,         DrawGetStrokeLineJoin,        DrawSetStrokeLineJoin,        LineJoin
         get_stroke_miter_limit,     set_stroke_miter_limit,       DrawGetStrokeMiterLimit,      DrawSetStrokeMiterLimit,      usize
         get_stroke_opacity,         set_stroke_opacity,           DrawGetStrokeOpacity,         DrawSetStrokeOpacity,         f64
         get_stroke_width,           set_stroke_width,             DrawGetStrokeWidth,           DrawSetStrokeWidth,           f64