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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/cocoa/extensions/chevron_menu_button_cell.h"
namespace {
// Width of the divider.
const CGFloat kDividerWidth = 1.0;
// Vertical inset from edge of cell to divider start.
const CGFloat kDividerInset = 3.0;
// Grayscale for the center of the divider.
const CGFloat kDividerGrayscale = 0.5;
} // namespace
@implementation ChevronMenuButtonCell
- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView*)controlView {
[super drawWithFrame:cellFrame inView:controlView];
if ([self isMouseInside])
return;
NSColor* middleColor =
[NSColor colorWithCalibratedWhite:kDividerGrayscale alpha:1.0];
NSColor* endPointColor = [middleColor colorWithAlphaComponent:0.0];
// Blend from background to |kDividerGrayscale| and back to
// background.
scoped_nsobject<NSGradient> borderGradient([[NSGradient alloc]
initWithColorsAndLocations:endPointColor, (CGFloat)0.0,
middleColor, (CGFloat)0.5,
endPointColor, (CGFloat)1.0,
nil]);
NSRect edgeRect, remainder;
NSDivideRect(cellFrame, &edgeRect, &remainder, kDividerWidth, NSMaxXEdge);
edgeRect = NSInsetRect(edgeRect, 0.0, kDividerInset);
[borderGradient drawInRect:edgeRect angle:90.0];
}
@end
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