Add CGContext::{clip_to_rect, clip_to_rects}

2019-04-29 10:27:49 +09:00
parent e012b2051f
commit 2d5bdcc9b5
1 changed files with 17 additions and 0 deletions
@@ -415,6 +415,18 @@ impl CGContextRef {
        }
    }

+    pub fn clip_to_rect(&self, rect: CGRect) {
+        unsafe {
+            CGContextClipToRect(self.as_ptr(), rect)
+        }
+    }
+
+    pub fn clip_to_rects(&self, rects: &[CGRect]) {
+        unsafe {
+            CGContextClipToRects(self.as_ptr(), rects.as_ptr(), rects.len())
+        }
+    }
+
    pub fn replace_path_with_stroked_path(&self) {
        unsafe {
            CGContextReplacePathWithStrokedPath(self.as_ptr())
@@ -640,6 +652,11 @@ extern {
    fn CGContextStrokeRectWithWidth(context: ::sys::CGContextRef,
                                    rect: CGRect,
                                    width: CGFloat);
+    fn CGContextClipToRect(context: ::sys::CGContextRef,
+                           rect: CGRect);
+    fn CGContextClipToRects(context: ::sys::CGContextRef,
+                            rects: *const CGRect,
+                            count: size_t);
    fn CGContextReplacePathWithStrokedPath(context: ::sys::CGContextRef);
    fn CGContextFillEllipseInRect(context: ::sys::CGContextRef,
                                  rect: CGRect);