kc3-lang/angle/src/libANGLE/renderer/d3d/d3d11/winrt/InspectableNativeWindow.h

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• Hash : 2676fac9
  Author :
  Date : 2015-01-06T15:03:47
  

  Fixed invalid IsWindow( ) call for WinRT Windows Store applications.
  
  Change-Id: Ic5f2aca0100a842be193cec9e89872187742f2c6
  Reviewed-on: https://chromium-review.googlesource.com/238821
  Tested-by: Cooper Partin <coopp@microsoft.com>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/d3d/d3d11/winrt/InspectableNativeWindow.h

• //
  // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  // InspectableNativeWindow.h: Host specific implementation interface for
  // managing IInspectable native window types.
  
  #ifndef LIBANGLE_RENDERER_D3D_D3D11_WINRT_INSPECTABLENATIVEWINDOW_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_WINRT_INSPECTABLENATIVEWINDOW_H_
  
  #include "libANGLE/renderer/d3d/d3d11/NativeWindow.h"
  
  #include "common/platform.h"
  
  #include "angle_windowsstore.h"
  
  #include <windows.ui.xaml.h>
  #include <windows.ui.xaml.media.dxinterop.h>
  
  using namespace Microsoft::WRL;
  using namespace Microsoft::WRL::Wrappers;
  using namespace ABI::Windows::Foundation;
  using namespace ABI::Windows::Foundation::Collections;
  
  namespace rx
  {
  class InspectableNativeWindow
  {
    public:
      InspectableNativeWindow() :
          mSupportsSwapChainResize(true),
          mRequiresSwapChainScaling(false),
          mClientRectChanged(false),
          mClientRect({0,0,0,0}),
          mNewClientRect({0,0,0,0})
      {
          mSizeChangedEventToken.value = 0;
      }
      virtual ~InspectableNativeWindow(){}
  
      virtual bool initialize(EGLNativeWindowType window, IPropertySet *propertySet) = 0;
      virtual HRESULT createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain) = 0;
      virtual bool registerForSizeChangeEvents() = 0;
      virtual void unregisterForSizeChangeEvents() = 0;
      virtual HRESULT scaleSwapChain(const SIZE& newSize) { return S_OK; }
  
      bool getClientRect(RECT *rect)
      {
          if (mClientRectChanged && mSupportsSwapChainResize)
          {
              mClientRect = mNewClientRect;
          }
  
          *rect = mClientRect;
  
          return true;
      }
  
      void setNewClientSize(const SIZE &newSize)
      {
          if (mSupportsSwapChainResize && !mRequiresSwapChainScaling)
          {
              mNewClientRect = { 0, 0, newSize.cx, newSize.cy };
              mClientRectChanged = true;
          }
  
          if (mRequiresSwapChainScaling)
          {
              scaleSwapChain(newSize);
          }
      }
  
  protected:
      bool mSupportsSwapChainResize;
      bool mRequiresSwapChainScaling;
      RECT mClientRect;
      RECT mNewClientRect;
      bool mClientRectChanged;
  
      EventRegistrationToken mSizeChangedEventToken;
  };
  
  bool IsValidEGLNativeWindowType(EGLNativeWindowType window);
  bool IsCoreWindow(EGLNativeWindowType window, ComPtr<ABI::Windows::UI::Core::ICoreWindow> *coreWindow = nullptr);
  bool IsSwapChainPanel(EGLNativeWindowType window, ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> *swapChainPanel = nullptr);
  bool IsEGLConfiguredPropertySet(EGLNativeWindowType window, ABI::Windows::Foundation::Collections::IPropertySet **propertySet = nullptr, IInspectable **inspectable = nullptr);
  HRESULT GetOptionalSizePropertyValue(const ComPtr<ABI::Windows::Foundation::Collections::IMap<HSTRING, IInspectable*>>& propertyMap, const wchar_t *propertyName, SIZE *value, bool *valueExists);
  
  }
  
  #endif // LIBANGLE_RENDERER_D3D_D3D11_WINRT_INSPECTABLENATIVEWINDOW_H_
  

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