Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #include "HeadlessScreenHelper.h"
       8             : 
       9             : #include "prenv.h"
      10             : #include "mozilla/RefPtr.h"
      11             : #include "nsTArray.h"
      12             : 
      13             : namespace mozilla {
      14             : namespace widget {
      15             : 
      16             : /* static */ LayoutDeviceIntRect
      17           0 : HeadlessScreenHelper::GetScreenRect()
      18             : {
      19           0 :   char *ev = PR_GetEnv("MOZ_HEADLESS_WIDTH");
      20           0 :   int width = 1366;
      21           0 :   if (ev) {
      22           0 :     width = atoi(ev);
      23             :   }
      24           0 :   ev = PR_GetEnv("MOZ_HEADLESS_HEIGHT");
      25           0 :   int height = 768;
      26           0 :   if (ev) {
      27           0 :     height = atoi(ev);
      28             :   }
      29           0 :   return LayoutDeviceIntRect(0, 0, width, height);
      30             : }
      31             : 
      32           0 : HeadlessScreenHelper::HeadlessScreenHelper()
      33             : {
      34           0 :   AutoTArray<RefPtr<Screen>, 1> screenList;
      35           0 :   LayoutDeviceIntRect rect = GetScreenRect();
      36             :   RefPtr<Screen> ret = new Screen(rect, rect,
      37             :                                   24, 24,
      38           0 :                                   DesktopToLayoutDeviceScale(),
      39           0 :                                   CSSToLayoutDeviceScale());
      40           0 :   screenList.AppendElement(ret.forget());
      41           0 :   ScreenManager& screenManager = ScreenManager::GetSingleton();
      42           0 :   screenManager.Refresh(Move(screenList));
      43           0 : }
      44             : 
      45             : } // namespace widget
      46             : } // namespace mozilla