kc3-lang/angle/src/common/winrt/CoreWindowNativeWindow.h

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• Hash : 88d3b8cb
  Author :
  Date : 2014-10-08T10:41:56
  

  Added IInspectable EGLNativeWindowType and ICoreWindow support
  
  Change-Id: I6dd7fef72a73572d4a3deda7ce36a11da3a75c81
  Reviewed-on: https://chromium-review.googlesource.com/224366
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Tested-by: Geoff Lang <geofflang@chromium.org>
  

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• src/common/winrt/CoreWindowNativeWindow.h

• //
  // Copyright (c) 2002-2014 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.
  //
  
  // CoreWindowNativeWindow.h: NativeWindow for managing ICoreWindow native window types.
  
  #ifndef COMMON_COREWINDOWNATIVEWINDOW_H_
  #define COMMON_COREWINDOWNATIVEWINDOW_H_
  
  #include "common/winrt/IInspectableNativeWindow.h"
  #include <memory>
  
  typedef ABI::Windows::Foundation::__FITypedEventHandler_2_Windows__CUI__CCore__CCoreWindow_Windows__CUI__CCore__CWindowSizeChangedEventArgs_t IWindowSizeChangedEventHandler;
  long ConvertDipsToPixels(float dips);
  
  class CoreWindowNativeWindow : public IInspectableNativeWindow, public std::enable_shared_from_this<CoreWindowNativeWindow>
  {
    public:
      ~CoreWindowNativeWindow();
      bool initialize(EGLNativeWindowType window, IPropertySet *propertySet);
      bool registerForSizeChangeEvents();
      void unregisterForSizeChangeEvents();
      HRESULT createSwapChain(ID3D11Device *device, DXGIFactory *factory, DXGI_FORMAT format, unsigned int width, unsigned int height, DXGISwapChain **swapChain);
    private:
      ComPtr<ABI::Windows::UI::Core::ICoreWindow> mCoreWindow;
      ComPtr<IMap<HSTRING, IInspectable*>> mPropertyMap;
  };
  
  [uuid(7F924F66-EBAE-40E5-A10B-B8F35E245190)]
  class CoreWindowSizeChangedHandler :
      public Microsoft::WRL::RuntimeClass<Microsoft::WRL::RuntimeClassFlags<Microsoft::WRL::ClassicCom>, IWindowSizeChangedEventHandler>
  {
    public:
      CoreWindowSizeChangedHandler() { }
      HRESULT RuntimeClassInitialize(std::shared_ptr<IInspectableNativeWindow> host)
      {
          if (!host)
          {
              return E_INVALIDARG;
          }
  
          mHost = host;
          return S_OK;
      }
  
      // IWindowSizeChangedEventHandler
      IFACEMETHOD(Invoke)(ABI::Windows::UI::Core::ICoreWindow *sender, ABI::Windows::UI::Core::IWindowSizeChangedEventArgs *e)
      {
          std::shared_ptr<IInspectableNativeWindow> host = mHost.lock();
          if (host)
          {
              ABI::Windows::Foundation::Size windowSize;
              if (SUCCEEDED(e->get_Size(&windowSize)))
              {
                  SIZE windowSizeInPixels = { ConvertDipsToPixels(windowSize.Width), ConvertDipsToPixels(windowSize.Height) };
                  host->setNewClientSize(windowSizeInPixels);
              }
          }
  
          return S_OK;
      }
  
    private:
      std::weak_ptr<IInspectableNativeWindow> mHost;
  };
  
  HRESULT getCoreWindowSizeInPixels(const ComPtr<ABI::Windows::UI::Core::ICoreWindow>& coreWindow, RECT *windowSize);
  
  #endif // COMMON_COREWINDOWNATIVEWINDOW_H_
  

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