axmol/cocos/platform/winrt/CCGLViewImpl.h

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Copyright (c) 2010 cocos2d-x.org
Copyright (c) Microsoft Open Technologies, Inc.

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#ifndef __CC_EGLVIEWIMPL_WINRT_H__
#define __CC_EGLVIEWIMPL_WINRT_H__

#include "platform/CCPlatformConfig.h"
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)

#include "platform/winrt/CCStdC.h"
#include "platform/winrt/CCGL.h"
#include "platform/CCCommon.h"
#include "platform/winrt/InputEvent.h"
#include "platform/CCGLView.h"

#include <wrl/client.h>

#include <agile.h>
#include <DirectXMath.h>
#include <mutex>
#include <queue>

NS_CC_BEGIN

class CCEGL;
class GLViewImpl;

ref class WinRTWindow sealed
{

public:
    WinRTWindow(Windows::UI::Core::CoreWindow^ window);
	void Initialize(Windows::UI::Core::CoreWindow^ window, Windows::UI::Xaml::Controls::SwapChainBackgroundPanel^ panel);
	void setIMEKeyboardState(bool bOpen);
    void swapBuffers();


private:
	cocos2d::Vec2 GetCCPoint(Windows::UI::Core::PointerEventArgs^ args);

	void OnTextKeyDown(Object^ sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs^ e); 
	void OnTextKeyUp(Object^ sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs^ e); 

	void OnPointerWheelChanged(Windows::UI::Core::CoreWindow^, Windows::UI::Core::PointerEventArgs^ args);
	void OnPointerMoved(Windows::UI::Core::CoreWindow^, Windows::UI::Core::PointerEventArgs^ args);
	void OnPointerPressed(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
	void OnPointerReleased(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
	void OnWindowSizeChanged(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::WindowSizeChangedEventArgs^ args);
	void OnLogicalDpiChanged(Platform::Object^ sender);
	void OnOrientationChanged(Platform::Object^ sender);
	void OnDisplayContentsInvalidated(Platform::Object^ sender);
    void OnRendering(Platform::Object^ sender, Platform::Object^ args);
    void OnSuspending();
    void ResizeWindow();
    

	void ShowKeyboard(Windows::UI::ViewManagement::InputPane^ inputPane, Windows::UI::ViewManagement::InputPaneVisibilityEventArgs^ args);
	void HideKeyboard(Windows::UI::ViewManagement::InputPane^ inputPane, Windows::UI::ViewManagement::InputPaneVisibilityEventArgs^ args);

	Platform::Agile<Windows::UI::Core::CoreWindow> m_window;

	Windows::Foundation::Point m_lastPoint;
	Windows::Foundation::EventRegistrationToken m_eventToken;
	bool m_lastPointValid;
	bool m_textInputEnabled;
	Microsoft::WRL::ComPtr<IWinrtEglWindow> m_eglWindow;
	Windows::UI::Xaml::Controls::TextBox^ m_textBox;
	Windows::UI::Xaml::Controls::Button^ m_dummy;

    ESContext m_esContext;


    friend GLViewImpl;
};

class CC_DLL GLViewImpl : public GLView
{
public:
    GLViewImpl();
    virtual ~GLViewImpl();

    /* override functions */
    virtual bool isOpenGLReady();
    virtual void end();
    virtual void swapBuffers();
    virtual void setFrameSize(float width, float height);
    virtual void setIMEKeyboardState(bool bOpen);
	void ShowKeyboard(Windows::Foundation::Rect r);
	void HideKeyboard(Windows::Foundation::Rect r);
    virtual bool Create(Windows::UI::Core::CoreWindow^ window, Windows::UI::Xaml::Controls::SwapChainBackgroundPanel^ panel);
	void UpdateForWindowSizeChange();
	void OnRendering();
    void OnSuspending();
    void GLViewImpl::QueueEvent(std::shared_ptr<InputEvent>& event);

    void OnPointerPressed(Windows::UI::Core::PointerEventArgs^ args);
    void OnPointerMoved(Windows::UI::Core::PointerEventArgs^ args);
    void OnPointerReleased(Windows::UI::Core::PointerEventArgs^ args);
    void OnPointerPressed(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
    void OnBackKeyPress();


private:
	Windows::Foundation::EventRegistrationToken m_eventToken;
	Windows::Foundation::Point m_lastPoint;
	bool m_lastPointValid;

public:

    // winrt platform functions
	Windows::UI::Core::CoreWindow^ getWindow() { return m_window.Get(); };
	
	int Run();

    void resize(int width, int height);
    /* 
     * Set zoom factor for frame. This method is for debugging big resolution (e.g.new ipad) app on desktop.
     */
    void setFrameZoomFactor(float fZoomFactor);
	float getFrameZoomFactor();
    void centerWindow();

    
    // static function
    /**
    @brief    get the shared main open gl window
    */
	static GLViewImpl* sharedOpenGLView();

protected:

private:
    Platform::Agile<Windows::UI::Core::CoreWindow> m_window;
	bool m_running;
	bool m_initialized;
    bool m_bSupportTouch;
    float m_fFrameZoomFactor;
	WinRTWindow^ m_winRTWindow;
	Windows::Foundation::Rect m_keyboardRect;

    std::queue<std::shared_ptr<InputEvent>> mInputEvents;
    std::mutex mMutex;
};

NS_CC_END

#endif // (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)

#endif    // end of __CC_EGLVIEWIMPL_WINRT_H__