Merge pull request #325 from hecrj/feature/canvas-interaction

Canvas interactivity and Game of Life example

1 files changed, 32 insertions, 0 deletions

diff --git a/wgpu/src/widget/canvas/stroke.rs b/wgpu/src/widget/canvas/stroke.rs
index 46d669c4..5b6fc56a 100644
--- a/wgpu/src/widget/canvas/stroke.rs
+++ b/wgpu/src/widget/canvas/stroke.rs
@@ -14,6 +14,38 @@ pub struct Stroke {
     pub line_join: LineJoin,
 }
 
+impl Stroke {
+    /// Sets the color of the [`Stroke`].
+    ///
+    /// [`Stroke`]: struct.Stroke.html
+    pub fn with_color(self, color: Color) -> Stroke {
+        Stroke { color, ..self }
+    }
+
+    /// Sets the width of the [`Stroke`].
+    ///
+    /// [`Stroke`]: struct.Stroke.html
+    pub fn with_width(self, width: f32) -> Stroke {
+        Stroke { width, ..self }
+    }
+
+    /// Sets the [`LineCap`] of the [`Stroke`].
+    ///
+    /// [`LineCap`]: enum.LineCap.html
+    /// [`Stroke`]: struct.Stroke.html
+    pub fn with_line_cap(self, line_cap: LineCap) -> Stroke {
+        Stroke { line_cap, ..self }
+    }
+
+    /// Sets the [`LineJoin`] of the [`Stroke`].
+    ///
+    /// [`LineJoin`]: enum.LineJoin.html
+    /// [`Stroke`]: struct.Stroke.html
+    pub fn with_line_join(self, line_join: LineJoin) -> Stroke {
+        Stroke { line_join, ..self }
+    }
+}
+
 impl Default for Stroke {
     fn default() -> Stroke {
         Stroke {