From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:06:44 +0200
Subject: Adding upstream version 4:7.4.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 canvas/source/directx/dx_surfacegraphics.cxx | 77 ++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 canvas/source/directx/dx_surfacegraphics.cxx

(limited to 'canvas/source/directx/dx_surfacegraphics.cxx')

diff --git a/canvas/source/directx/dx_surfacegraphics.cxx b/canvas/source/directx/dx_surfacegraphics.cxx
new file mode 100644
index 000000000..075f2fc15
--- /dev/null
+++ b/canvas/source/directx/dx_surfacegraphics.cxx
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * 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
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include "dx_impltools.hxx"
+#include "dx_surfacegraphics.hxx"
+
+using namespace ::com::sun::star;
+
+namespace dxcanvas
+{
+    namespace
+    {
+        struct GraphicsDeleter
+        {
+            sal::systools::COMReference<surface_type> mpSurface;
+            HDC                        maHDC;
+
+            GraphicsDeleter(const sal::systools::COMReference<surface_type>& rSurface, HDC hdc) :
+                mpSurface(rSurface),
+                maHDC(hdc)
+            {}
+
+            void operator()( Gdiplus::Graphics* pGraphics )
+            {
+                if(!pGraphics)
+                    return;
+
+                pGraphics->Flush(Gdiplus::FlushIntentionSync);
+                delete pGraphics;
+
+                if(mpSurface.is())
+                    mpSurface->ReleaseDC( maHDC );
+            }
+        };
+    }
+
+    GraphicsSharedPtr createSurfaceGraphics(const sal::systools::COMReference<surface_type>& rSurface )
+    {
+        GraphicsSharedPtr  pRet;
+        HDC aHDC;
+        if( SUCCEEDED(rSurface->GetDC( &aHDC )) )
+        {
+            Gdiplus::Graphics* pGraphics = Gdiplus::Graphics::FromHDC( aHDC );
+            if(pGraphics)
+            {
+                tools::setupGraphics( *pGraphics );
+                pRet.reset(pGraphics,
+                           GraphicsDeleter(rSurface, aHDC));
+                return pRet;
+            }
+            else
+                rSurface->ReleaseDC( aHDC );
+        }
+
+        throw uno::RuntimeException("could not get the DC to rSurface");
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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