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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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
#include "HeadlessScreenHelper.h"
#include "prenv.h"
#include "mozilla/dom/DOMTypes.h"
#include "mozilla/RefPtr.h"
#include "nsTArray.h"
namespace mozilla {
namespace widget {
/* static */
LayoutDeviceIntRect HeadlessScreenHelper::GetScreenRect() {
char* ev = PR_GetEnv("MOZ_HEADLESS_WIDTH");
int width = 1366;
if (ev) {
width = atoi(ev);
}
ev = PR_GetEnv("MOZ_HEADLESS_HEIGHT");
int height = 768;
if (ev) {
height = atoi(ev);
}
return LayoutDeviceIntRect(0, 0, width, height);
}
HeadlessScreenHelper::HeadlessScreenHelper() {
AutoTArray<RefPtr<Screen>, 1> screenList;
LayoutDeviceIntRect rect = GetScreenRect();
auto ret =
MakeRefPtr<Screen>(rect, rect, 24, 24, 0, DesktopToLayoutDeviceScale(),
CSSToLayoutDeviceScale(), 96.0f,
Screen::IsPseudoDisplay::No, Screen::IsHDR::No);
screenList.AppendElement(ret.forget());
ScreenManager::Refresh(std::move(screenList));
}
} // namespace widget
} // namespace mozilla