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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/ambient/model/ambient_topic_queue_slideshow_delegate.h"
#include <algorithm>
#include "ash/public/cpp/shell_window_ids.h"
#include "ash/shell.h"
#include "ui/display/display.h"
#include "ui/display/screen.h"
#include "ui/gfx/geometry/size.h"
namespace ash {
AmbientTopicQueueSlideshowDelegate::AmbientTopicQueueSlideshowDelegate() =
default;
AmbientTopicQueueSlideshowDelegate::~AmbientTopicQueueSlideshowDelegate() =
default;
std::vector<gfx::Size> AmbientTopicQueueSlideshowDelegate::GetTopicSizes() {
auto* ambient_container = Shell::GetContainer(
Shell::GetPrimaryRootWindow(), kShellWindowId_AmbientModeContainer);
gfx::Size display_size_px = display::Screen::GetScreen()
->GetDisplayNearestView(ambient_container)
.GetSizeInPixel();
// For portrait photos, the server returns image of half requested width.
// When the device is in portrait mode, where only shows one portrait photo,
// it will cause unnecessary scaling. To reduce this effect, always requesting
// the landscape display size.
const int width = std::max(display_size_px.width(), display_size_px.height());
const int height =
std::min(display_size_px.width(), display_size_px.height());
return {gfx::Size(width, height)};
}
} // namespace ash
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