73 lines
3.0 KiB
C#
73 lines
3.0 KiB
C#
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// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Runtime.InteropServices;
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namespace SharpDX.Direct2D1
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{
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/// <summary>
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/// Internal DrawTransform Callback
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/// </summary>
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internal class DrawTransformShadow : TransformShadow
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{
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private static readonly DrawTransformVtbl Vtbl = new DrawTransformVtbl(0);
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/// <summary>
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/// Return a pointer to the unmanaged version of this callback.
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/// </summary>
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/// <param name="callback">The callback.</param>
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/// <returns>A pointer to a shadow c++ callback</returns>
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public static IntPtr ToIntPtr(DrawTransform callback)
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{
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return ToCallbackPtr<DrawTransform>(callback);
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}
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public class DrawTransformVtbl : TransformShadow.TransformVtbl
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{
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public DrawTransformVtbl(int methods) : base(1 + methods)
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{
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AddMethod(new SetDrawInfoDelegate(SetDrawInfoImpl));
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}
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/// <unmanaged>HRESULT ID2D1DrawTransform::SetDrawInfo([In] ID2D1DrawInfo* drawInfo)</unmanaged>
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[UnmanagedFunctionPointer(CallingConvention.StdCall)]
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private delegate int SetDrawInfoDelegate(IntPtr thisPtr, IntPtr drawInfo);
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private static int SetDrawInfoImpl(IntPtr thisPtr, IntPtr drawInfo)
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{
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try
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{
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var shadow = ToShadow<DrawTransformShadow>(thisPtr);
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var callback = (DrawTransform)shadow.Callback;
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callback.SetDrawInformation(new DrawInformation(drawInfo));
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}
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catch (Exception exception)
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{
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return (int)SharpDX.Result.GetResultFromException(exception);
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}
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return Result.Ok.Code;
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}
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}
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protected override CppObjectVtbl GetVtbl
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{
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get { return Vtbl; }
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}
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}
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}
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