// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/ozone/public/overlay_surface_candidate.h"

#include <variant>

#include "ui/gfx/geometry/rect_conversions.h"

namespace ui {

OverlaySurfaceCandidate::OverlaySurfaceCandidate() = default;

OverlaySurfaceCandidate::OverlaySurfaceCandidate(
    const OverlaySurfaceCandidate& other) = default;

OverlaySurfaceCandidate::~OverlaySurfaceCandidate() = default;

OverlaySurfaceCandidate& OverlaySurfaceCandidate::operator=(
    const OverlaySurfaceCandidate& other) = default;

bool OverlaySurfaceCandidate::operator<(
    const OverlaySurfaceCandidate& param) const {
  int lwidth = buffer_size.width();
  int lheight = buffer_size.height();
  int rwidth = param.buffer_size.width();
  int rheight = param.buffer_size.height();
  gfx::Rect lrect = gfx::ToNearestRect(display_rect);
  gfx::Rect rrect = gfx::ToNearestRect(param.display_rect);
  gfx::OverlayTransform ltransform =
      std::holds_alternative<gfx::OverlayTransform>(transform)
          ? std::get<gfx::OverlayTransform>(transform)
          : gfx::OVERLAY_TRANSFORM_INVALID;
  gfx::OverlayTransform rtransform =
      std::holds_alternative<gfx::OverlayTransform>(param.transform)
          ? std::get<gfx::OverlayTransform>(param.transform)
          : gfx::OVERLAY_TRANSFORM_INVALID;

  return std::tie(plane_z_order, format, lrect, lwidth, lheight, ltransform,
                  crop_rect, is_opaque, opacity, native_pixmap_unique_id,
                  color_space, overlay_type) <
         std::tie(param.plane_z_order, param.format, rrect, rwidth, rheight,
                  rtransform, param.crop_rect, param.is_opaque, param.opacity,
                  param.native_pixmap_unique_id, color_space,
                  param.overlay_type);
}

}  // namespace ui