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// Copyright 2014 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.
#ifndef CHROME_BROWSER_CHROMEOS_UI_ACCESSIBILITY_FOCUS_RING_LAYER_H_
#define CHROME_BROWSER_CHROMEOS_UI_ACCESSIBILITY_FOCUS_RING_LAYER_H_
#include "chrome/browser/chromeos/ui/accessibility_focus_ring.h"
#include "chrome/browser/chromeos/ui/focus_ring_layer.h"
namespace chromeos {
// A subclass of FocusRingLayer intended for use by ChromeVox; it supports
// nonrectangular focus rings in order to highlight groups of elements or
// a range of text on a page.
class AccessibilityFocusRingLayer : public FocusRingLayer {
public:
explicit AccessibilityFocusRingLayer(FocusRingLayerDelegate* delegate);
virtual ~AccessibilityFocusRingLayer();
// Create the layer and update its bounds and position in the hierarchy.
void Set(const AccessibilityFocusRing& ring);
private:
// ui::LayerDelegate overrides:
virtual void OnPaintLayer(gfx::Canvas* canvas) override;
// The outline of the current focus ring.
AccessibilityFocusRing ring_;
DISALLOW_COPY_AND_ASSIGN(AccessibilityFocusRingLayer);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_UI_ACCESSIBILITY_FOCUS_RING_LAYER_H_
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