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

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• Hash : 088b1baa
  Author :
  Date : 2020-01-30T17:53:07
  

  Change uuid attributes to declspec in winrt.
  
  Due to
  warning C4467: usage of ATL attributes is deprecated
  
  Bug: angleproject:3928
  Change-Id: I6620acc85ae974445a2a01fc109568fac8c3b23b
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2032152
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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

• //
  // Copyright 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.
  //
  
  // SwapChainPanelNativeWindow.h: NativeWindow for managing ISwapChainPanel native window types.
  
  #ifndef LIBANGLE_RENDERER_D3D_D3D11_WINRT_SWAPCHAINPANELNATIVEWINDOW_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_WINRT_SWAPCHAINPANELNATIVEWINDOW_H_
  
  #include "libANGLE/renderer/d3d/d3d11/winrt/InspectableNativeWindow.h"
  
  #include <memory>
  
  namespace rx
  {
  class SwapChainPanelNativeWindow : public InspectableNativeWindow,
                                     public std::enable_shared_from_this<SwapChainPanelNativeWindow>
  {
    public:
      ~SwapChainPanelNativeWindow();
  
      bool initialize(EGLNativeWindowType window, IPropertySet *propertySet) override;
      HRESULT createSwapChain(ID3D11Device *device,
                              IDXGIFactory2 *factory,
                              DXGI_FORMAT format,
                              unsigned int width,
                              unsigned int height,
                              bool containsAlpha,
                              IDXGISwapChain1 **swapChain) override;
  
    protected:
      HRESULT scaleSwapChain(const Size &windowSize, const RECT &clientRect) override;
  
      bool registerForSizeChangeEvents();
      void unregisterForSizeChangeEvents();
  
    private:
      ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> mSwapChainPanel;
      ComPtr<ABI::Windows::UI::Core::ICoreDispatcher> mSwapChainPanelDispatcher;
      ComPtr<IMap<HSTRING, IInspectable *>> mPropertyMap;
      ComPtr<IDXGISwapChain1> mSwapChain;
  };
  
  __declspec(uuid("8ACBD974-8187-4508-AD80-AEC77F93CF36")) class SwapChainPanelSizeChangedHandler
      : public Microsoft::WRL::RuntimeClass<
            Microsoft::WRL::RuntimeClassFlags<Microsoft::WRL::ClassicCom>,
            ABI::Windows::UI::Xaml::ISizeChangedEventHandler>
  {
    public:
      SwapChainPanelSizeChangedHandler() {}
      HRESULT RuntimeClassInitialize(std::shared_ptr<InspectableNativeWindow> host)
      {
          if (!host)
          {
              return E_INVALIDARG;
          }
  
          mHost = host;
          return S_OK;
      }
  
      // ISizeChangedEventHandler
      IFACEMETHOD(Invoke)
      (IInspectable *sender, ABI::Windows::UI::Xaml::ISizeChangedEventArgs *sizeChangedEventArgs)
      {
          std::shared_ptr<InspectableNativeWindow> host = mHost.lock();
          if (host)
          {
              // The size of the ISwapChainPanel control is returned in DIPs.
              // We are keeping these in dips because the swapchain created for composition
              // also uses dip units. This keeps dimensions, viewports, etc in the same unit.
              // XAML Clients of the ISwapChainPanel are required to use dips to define their
              // layout sizes as well.
              ABI::Windows::Foundation::Size newSize;
              HRESULT result = sizeChangedEventArgs->get_NewSize(&newSize);
              if (SUCCEEDED(result))
              {
                  host->setNewClientSize(newSize);
              }
          }
  
          return S_OK;
      }
  
    private:
      std::weak_ptr<InspectableNativeWindow> mHost;
  };
  
  HRESULT GetSwapChainPanelSize(
      const ComPtr<ABI::Windows::UI::Xaml::Controls::ISwapChainPanel> &swapChainPanel,
      const ComPtr<ABI::Windows::UI::Core::ICoreDispatcher> &dispatcher,
      Size *windowSize);
  }  // namespace rx
  #endif  // LIBANGLE_RENDERER_D3D_D3D11_WINRT_SWAPCHAINPANELNATIVEWINDOW_H_
  

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