1 files changed, 80 insertions, 0 deletions
diff --git a/canvas/source/directx/dx_rendermodule.hxx b/canvas/source/directx/dx_rendermodule.hxx
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index 000000000..6e8a8fb2a
--- /dev/null
+++ b/canvas/source/directx/dx_rendermodule.hxx
@@ -0,0 +1,80 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <basegfx/vector/b2ivector.hxx>
+#include <basegfx/range/b2irectangle.hxx>
+#include <rendering/irendermodule.hxx>
+#include <memory>
+#include "dx_winstuff.hxx"
+
+namespace vcl { class Window; }
+namespace basegfx
+{
+    class B2IRange;
+}
+
+namespace dxcanvas
+{
+    /// Specialization of IRenderModule for DirectX
+    struct IDXRenderModule : public canvas::IRenderModule
+    {
+        /** Flip front- and backbuffer, update only given area
+
+            Note: Both update area and offset are ignored for
+            fullscreen canvas, that uses page flipping (cannot, by
+            definition, do anything else there except displaying the
+            full backbuffer instead of the front buffer)
+
+            @param rUpdateArea
+            Area to copy from backbuffer to front
+
+            @param rCurrWindowArea
+            Current area of VCL window (coordinates relative to VCL
+            HWND)
+         */
+        virtual bool flip( const ::basegfx::B2IRectangle& rUpdateArea,
+                           const ::basegfx::B2IRectangle& rCurrWindowArea ) = 0;
+
+        /** Resize backbuffer area for this render module
+         */
+        virtual void resize( const ::basegfx::B2IRange& rect ) = 0;
+
+        /// Write a snapshot of the screen to disk
+        virtual void screenShot() = 0;
+
+        virtual sal::systools::COMReference<surface_type>
+            createSystemMemorySurface(
+                const ::basegfx::B2IVector& rSize ) = 0;
+
+        virtual void disposing() = 0;
+        virtual HWND getHWND() const = 0;
+    };
+
+    typedef std::shared_ptr< IDXRenderModule > IDXRenderModuleSharedPtr;
+
+
+    /** Factory method, to create an IRenderModule instance for the
+        given VCL window instance
+     */
+    IDXRenderModuleSharedPtr createRenderModule( const vcl::Window& rParent );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */