/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_widget_ScrollbarDrawingCocoa_h
#define mozilla_widget_ScrollbarDrawingCocoa_h

#include "ScrollbarDrawing.h"

namespace mozilla::widget {

class ScrollbarDrawingCocoa final : public ScrollbarDrawing {
 public:
  ScrollbarDrawingCocoa() : ScrollbarDrawing(Kind::Cocoa) {}
  virtual ~ScrollbarDrawingCocoa() = default;

  LayoutDeviceIntSize GetMinimumWidgetSize(nsPresContext*,
                                           StyleAppearance aAppearance,
                                           nsIFrame* aFrame) override;

  static CSSIntCoord GetScrollbarSize(StyleScrollbarWidth, bool aOverlay);

  template <typename PaintBackendData>
  void DoPaintScrollbarThumb(PaintBackendData&, const LayoutDeviceRect& aRect,
                             ScrollbarKind, nsIFrame* aFrame,
                             const ComputedStyle& aStyle, const ElementState&,
                             const Colors&, const DPIRatio&);
  bool PaintScrollbarThumb(DrawTarget&, const LayoutDeviceRect&, ScrollbarKind,
                           nsIFrame*, const ComputedStyle&, const ElementState&,
                           const Colors&, const DPIRatio&) override;
  bool PaintScrollbarThumb(WebRenderBackendData&, const LayoutDeviceRect&,
                           ScrollbarKind, nsIFrame*, const ComputedStyle&,
                           const ElementState&, const Colors&,
                           const DPIRatio&) override;

  template <typename PaintBackendData>
  void DoPaintScrollbar(PaintBackendData&, const LayoutDeviceRect&,
                        ScrollbarKind, nsIFrame*, const ComputedStyle&,
                        const ElementState&, const Colors&, const DPIRatio&);
  bool PaintScrollbar(DrawTarget&, const LayoutDeviceRect&, ScrollbarKind,
                      nsIFrame*, const ComputedStyle&, const ElementState&,
                      const Colors&, const DPIRatio&) override;
  bool PaintScrollbar(WebRenderBackendData&, const LayoutDeviceRect&,
                      ScrollbarKind, nsIFrame*, const ComputedStyle&,
                      const ElementState&, const Colors&,
                      const DPIRatio&) override;

  template <typename PaintBackendData>
  void DoPaintScrollCorner(PaintBackendData&, const LayoutDeviceRect&,
                           ScrollbarKind, nsIFrame*, const ComputedStyle&,
                           const Colors&, const DPIRatio&);
  bool PaintScrollCorner(DrawTarget&, const LayoutDeviceRect&, ScrollbarKind,
                         nsIFrame*, const ComputedStyle&, const Colors&,
                         const DPIRatio&) override;
  bool PaintScrollCorner(WebRenderBackendData&, const LayoutDeviceRect&,
                         ScrollbarKind, nsIFrame*, const ComputedStyle&,
                         const Colors&, const DPIRatio&) override;

  void RecomputeScrollbarParams() override;

  bool ShouldDrawScrollbarButtons() override { return false; }
};

}  // namespace mozilla::widget

#endif