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//
// 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.
//
// CoreWindowNativeWindow.h: NativeWindow for managing ICoreWindow native window types.
#ifndef LIBANGLE_RENDERER_D3D_D3D11_WINRT_COREWINDOWNATIVEWINDOW_H_
#define LIBANGLE_RENDERER_D3D_D3D11_WINRT_COREWINDOWNATIVEWINDOW_H_
#include "libANGLE/renderer/d3d/d3d11/winrt/InspectableNativeWindow.h"
#include <memory>
#include <windows.graphics.display.h>
typedef ABI::Windows::Foundation::__FITypedEventHandler_2_Windows__CUI__CCore__CCoreWindow_Windows__CUI__CCore__CWindowSizeChangedEventArgs_t IWindowSizeChangedEventHandler;
typedef ABI::Windows::Foundation::__FITypedEventHandler_2_Windows__CGraphics__CDisplay__CDisplayInformation_IInspectable_t IDisplayOrientationEventHandler;
namespace rx
{
long ConvertDipsToPixels(float dips);
class CoreWindowNativeWindow : public InspectableNativeWindow, 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;
ComPtr<ABI::Windows::Graphics::Display::IDisplayInformation> mDisplayInformation;
EventRegistrationToken mOrientationChangedEventToken;
};
[uuid(7F924F66-EBAE-40E5-A10B-B8F35E245190)]
class CoreWindowSizeChangedHandler :
public Microsoft::WRL::RuntimeClass<Microsoft::WRL::RuntimeClassFlags<Microsoft::WRL::ClassicCom>, IWindowSizeChangedEventHandler, IDisplayOrientationEventHandler>
{
public:
CoreWindowSizeChangedHandler() { }
HRESULT RuntimeClassInitialize(std::shared_ptr<InspectableNativeWindow> 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 *sizeChangedEventArgs)
{
std::shared_ptr<InspectableNativeWindow> host = mHost.lock();
if (host)
{
ABI::Windows::Foundation::Size windowSize;
if (SUCCEEDED(sizeChangedEventArgs->get_Size(&windowSize)))
{
SIZE windowSizeInPixels = { ConvertDipsToPixels(windowSize.Width), ConvertDipsToPixels(windowSize.Height) };
host->setNewClientSize(windowSizeInPixels);
}
}
return S_OK;
}
IFACEMETHOD(Invoke)(ABI::Windows::Graphics::Display::IDisplayInformation *displayInformation, IInspectable *)
{
#if defined(ANGLE_ENABLE_WINDOWS_STORE) && (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP)
NativeWindow::RotationFlags flags = NativeWindow::RotateNone;
ABI::Windows::Graphics::Display::DisplayOrientations orientation;
if (SUCCEEDED(displayInformation->get_CurrentOrientation(&orientation)))
{
switch (orientation)
{
case ABI::Windows::Graphics::Display::DisplayOrientations_Landscape:
flags = NativeWindow::RotateLeft;
break;
case ABI::Windows::Graphics::Display::DisplayOrientations_LandscapeFlipped:
flags = NativeWindow::RotateRight;
break;
default:
break;
}
}
std::shared_ptr<InspectableNativeWindow> host = mHost.lock();
if (host)
{
host->setRotationFlags(flags);
}
#endif
return S_OK;
}
private:
std::weak_ptr<InspectableNativeWindow> mHost;
};
HRESULT GetCoreWindowSizeInPixels(const ComPtr<ABI::Windows::UI::Core::ICoreWindow>& coreWindow, RECT *windowSize);
}
#endif // LIBANGLE_RENDERER_D3D_D3D11_WINRT_COREWINDOWNATIVEWINDOW_H_
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