Add FillRectangleAligned to align rectangle to pixel grid on x-axis before

filling it to avoid partially drawn pixels on left and right edges.

2 files changed, 7 insertions, 0 deletions

diff --git a/cocoa/PlatCocoa.h b/cocoa/PlatCocoa.h
index 29a3626ce..1df4e0458 100644
--- a/cocoa/PlatCocoa.h
+++ b/cocoa/PlatCocoa.h
@@ -105,6 +105,7 @@ public:
 	void RectangleFrame(PRectangle rc, Stroke stroke) override;
 	void FillRectangle(PRectangle rc, ColourDesired back) override;
 	void FillRectangle(PRectangle rc, Fill fill) override;
+	void FillRectangleAligned(PRectangle rc, Fill fill) override;
 	void FillRectangle(PRectangle rc, Surface &surfacePattern) override;
 	void RoundedRectangle(PRectangle rc, ColourDesired fore, ColourDesired back) override;
 	void RoundedRectangle(PRectangle rc, FillStroke fillStroke) override;
diff --git a/cocoa/PlatCocoa.mm b/cocoa/PlatCocoa.mm
index 275587288..ef8a3f518 100644
--- a/cocoa/PlatCocoa.mm
+++ b/cocoa/PlatCocoa.mm
@@ -811,6 +811,12 @@ void SurfaceImpl::FillRectangle(PRectangle rc, Fill fill) {
 
 //--------------------------------------------------------------------------------------------------
 
+void SurfaceImpl::FillRectangleAligned(PRectangle rc, Fill fill) {
+	FillRectangle(PixelAlign(rc, PixelDivisions()), fill);
+}
+
+//--------------------------------------------------------------------------------------------------
+
 static void drawImageRefCallback(void *info, CGContextRef gc) {
 	CGImageRef pattern = static_cast<CGImageRef>(info);
 	CGContextDrawImage(gc, CGRectMake(0, 0, CGImageGetWidth(pattern), CGImageGetHeight(pattern)), pattern);