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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/modules/screen_details/screen_detailed.h"
#include "base/numerics/safe_conversions.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/frame/settings.h"
#include "third_party/blink/renderer/core/page/chrome_client.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
#include "third_party/blink/renderer/platform/wtf/text/string_statics.h"
#include "third_party/skia/include/core/SkColorSpace.h"
#include "ui/display/screen_info.h"
#include "ui/display/screen_infos.h"
namespace blink {
ScreenDetailed::ScreenDetailed(LocalDOMWindow* window, int64_t display_id)
: Screen(window, display_id) {}
// static
bool ScreenDetailed::AreWebExposedScreenDetailedPropertiesEqual(
const display::ScreenInfo& prev,
const display::ScreenInfo& current) {
if (!Screen::AreWebExposedScreenPropertiesEqual(prev, current)) {
return false;
}
// left() / top()
if (prev.rect.origin() != current.rect.origin())
return false;
// isPrimary()
if (prev.is_primary != current.is_primary)
return false;
// isInternal()
if (prev.is_internal != current.is_internal)
return false;
// label()
if (prev.label != current.label)
return false;
if (RuntimeEnabledFeatures::CanvasHDREnabled()) {
// highDynamicRangeHeadroom()
if (prev.display_color_spaces.GetHDRMaxLuminanceRelative() !=
current.display_color_spaces.GetHDRMaxLuminanceRelative()) {
return false;
}
const auto prev_primaries = prev.display_color_spaces.GetPrimaries();
const auto curr_primaries = current.display_color_spaces.GetPrimaries();
// redPrimaryX()
if (prev_primaries.fRX != curr_primaries.fRX)
return false;
// redPrimaryY()
if (prev_primaries.fRY != curr_primaries.fRY)
return false;
// greenPrimaryX()
if (prev_primaries.fGX != curr_primaries.fGX)
return false;
// greenPrimaryY()
if (prev_primaries.fGY != curr_primaries.fGY)
return false;
// bluePrimaryX()
if (prev_primaries.fBX != curr_primaries.fBX)
return false;
// bluePrimaryY()
if (prev_primaries.fBY != curr_primaries.fBY)
return false;
// whitePointX()
if (prev_primaries.fWX != curr_primaries.fWX)
return false;
// whitePointY()
if (prev_primaries.fWY != curr_primaries.fWY)
return false;
}
// Note: devicePixelRatio() covered by Screen base function
return true;
}
int ScreenDetailed::left() const {
if (!DomWindow())
return 0;
return GetRect(/*available=*/false).x();
}
int ScreenDetailed::top() const {
if (!DomWindow())
return 0;
return GetRect(/*available=*/false).y();
}
bool ScreenDetailed::isPrimary() const {
if (!DomWindow())
return false;
return GetScreenInfo().is_primary;
}
bool ScreenDetailed::isInternal() const {
if (!DomWindow())
return false;
return GetScreenInfo().is_internal;
}
float ScreenDetailed::devicePixelRatio() const {
if (!DomWindow())
return 0.f;
return GetScreenInfo().device_scale_factor;
}
String ScreenDetailed::label() const {
if (!DomWindow())
return String();
return String::FromUTF8(GetScreenInfo().label);
}
float ScreenDetailed::highDynamicRangeHeadroom() const {
return GetScreenInfo().display_color_spaces.GetHDRMaxLuminanceRelative();
}
float ScreenDetailed::redPrimaryX() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fRX;
}
float ScreenDetailed::redPrimaryY() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fRY;
}
float ScreenDetailed::greenPrimaryX() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fGX;
}
float ScreenDetailed::greenPrimaryY() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fGY;
}
float ScreenDetailed::bluePrimaryX() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fBX;
}
float ScreenDetailed::bluePrimaryY() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fBY;
}
float ScreenDetailed::whitePointX() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fWX;
}
float ScreenDetailed::whitePointY() const {
return GetScreenInfo().display_color_spaces.GetPrimaries().fWY;
}
} // namespace blink
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