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src/java.desktop/windows/native/common/awt/systemscale/systemScale.cpp

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   1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  76         }
  77     } else {
  78         static HMODULE d2dDll = NULL;
  79         static BOOL loadAttempted = FALSE;
  80         static D2D1CreateFactoryFunc *lpD2D1CreateFactory = NULL;
  81         if (!loadAttempted && d2dDll == NULL) {
  82             loadAttempted = TRUE;
  83             d2dDll = JDK_LoadSystemLibrary("d2d1.dll");
  84         }
  85         if (d2dDll != NULL && lpD2D1CreateFactory == NULL) {
  86             lpD2D1CreateFactory = (D2D1CreateFactoryFunc*)GetProcAddress(
  87                     d2dDll, "D2D1CreateFactory");
  88         }
  89         if (lpD2D1CreateFactory != NULL) {
  90             ID2D1Factory* m_pDirect2dFactory;
  91             HRESULT res = lpD2D1CreateFactory
  92                           (D2D1_FACTORY_TYPE_SINGLE_THREADED,
  93                            __uuidof(ID2D1Factory), NULL,
  94                            &m_pDirect2dFactory);
  95             if (res == S_OK) {


  96                 m_pDirect2dFactory->GetDesktopDpi(dpiX, dpiY);

  97                 m_pDirect2dFactory->Release();
  98             }
  99         }
 100     }
 101     return;
 102 }
 103 
 104 HMONITOR WINAPI getPrimaryMonitor()
 105 {
 106     const POINT point = { 0, 0 };
 107     return MonitorFromPoint(point, MONITOR_DEFAULTTOPRIMARY);
 108 }
   1 /*
   2  * Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  76         }
  77     } else {
  78         static HMODULE d2dDll = NULL;
  79         static BOOL loadAttempted = FALSE;
  80         static D2D1CreateFactoryFunc *lpD2D1CreateFactory = NULL;
  81         if (!loadAttempted && d2dDll == NULL) {
  82             loadAttempted = TRUE;
  83             d2dDll = JDK_LoadSystemLibrary("d2d1.dll");
  84         }
  85         if (d2dDll != NULL && lpD2D1CreateFactory == NULL) {
  86             lpD2D1CreateFactory = (D2D1CreateFactoryFunc*)GetProcAddress(
  87                     d2dDll, "D2D1CreateFactory");
  88         }
  89         if (lpD2D1CreateFactory != NULL) {
  90             ID2D1Factory* m_pDirect2dFactory;
  91             HRESULT res = lpD2D1CreateFactory
  92                           (D2D1_FACTORY_TYPE_SINGLE_THREADED,
  93                            __uuidof(ID2D1Factory), NULL,
  94                            &m_pDirect2dFactory);
  95             if (res == S_OK) {
  96 #pragma warning(push)
  97 #pragma warning(disable : 4996) // GetDesktopDpi is deprecated.
  98                 m_pDirect2dFactory->GetDesktopDpi(dpiX, dpiY);
  99 #pragma warning(pop)
 100                 m_pDirect2dFactory->Release();
 101             }
 102         }
 103     }
 104     return;
 105 }
 106 
 107 HMONITOR WINAPI getPrimaryMonitor()
 108 {
 109     const POINT point = { 0, 0 };
 110     return MonitorFromPoint(point, MONITOR_DEFAULTTOPRIMARY);
 111 }
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