axmol/cocos/platform/wp8/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 "CCStdC.h"
#include "platform/CCCommon.h"
#include "platform/CCGLView.h"
#include "InputEvent.h"


#include <agile.h>

#include <wrl/client.h>
#include <d3d11_1.h>
#include <mutex>
#include <queue>

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

#include <EGL/egl.h>


NS_CC_BEGIN

class GLViewImpl;


class CC_DLL GLViewImpl : public GLView
{
public:
    static GLViewImpl* create(const std::string& viewName);

    /* override functions */
    virtual bool isOpenGLReady();
    virtual void end();
    virtual void swapBuffers();
    virtual void setViewPortInPoints(float x , float y , float w , float h);
    virtual void setScissorInPoints(float x , float y , float w , float h);
    const Mat4& getOrientationMatrix() const;
    const Mat4& getReverseOrientationMatrix () const {return m_reverseOrientationMatrix;};

    Windows::Graphics::Display::DisplayOrientations getDeviceOrientation() {return m_orientation;};
    Size getRenerTargetSize() const { return Size(m_width, m_height); }

    virtual void setIMEKeyboardState(bool bOpen);
	void ShowKeyboard(Windows::Foundation::Rect r);
	void HideKeyboard(Windows::Foundation::Rect r);

    // WP8 XAML app
    virtual bool Create(EGLDisplay eglDisplay, EGLContext eglContext, EGLSurface eglSurface, float width, float height
        ,Windows::Graphics::Display::DisplayOrientations orientation);
    virtual void UpdateDevice(EGLDisplay eglDisplay, EGLContext eglContext, EGLSurface eglSurface);

	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 OnPointerWheelChanged(Windows::UI::Core::CoreWindow^, Windows::UI::Core::PointerEventArgs^ args);
	void OnPointerMoved(Windows::UI::Core::CoreWindow^, Windows::UI::Core::PointerEventArgs^ args);
	void OnPointerReleased(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
	void OnVisibilityChanged(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::VisibilityChangedEventArgs^ args);
	void OnWindowClosed(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::CoreWindowEventArgs^ args);
	void OnResuming(Platform::Object^ sender, Platform::Object^ args);
	void OnSuspending(Platform::Object^ sender, Windows::ApplicationModel::SuspendingEventArgs^ args);
    void OnBackKeyPress();

    void QueueBackKeyPress();
    void QueuePointerEvent(PointerEventType type, Windows::UI::Core::PointerEventArgs^ args);
    void GLViewImpl::QueueEvent(std::shared_ptr<InputEvent>& event);

    void SetXamlEventDelegate(PhoneDirect3DXamlAppComponent::Cocos2dEventDelegate^ delegate) { m_delegate = delegate; };
    void SetXamlMessageBoxDelegate(PhoneDirect3DXamlAppComponent::Cocos2dMessageBoxDelegate^ delegate) { m_messageBoxDelegate = delegate; };
    void SetXamlEditBoxDelegate(PhoneDirect3DXamlAppComponent::Cocos2dEditBoxDelegate^ delegate) { m_editBoxDelegate = delegate; };

    bool ShowMessageBox(Platform::String^ title, Platform::String^ message);
    bool OpenXamlEditBox(Platform::String^ strPlaceHolder, Platform::String^ strText, int maxLength, int inputMode, int inputFlag, Windows::Foundation::EventHandler<Platform::String^>^ receiveHandler);

	int Run();
	void Render();

    void resize(int width, int height);

	float getFrameZoomFactor();
    void centerWindow();

 	void UpdateOrientation(Windows::Graphics::Display::DisplayOrientations orientation);
 	void UpdateForWindowSizeChange(float width, float height);
   
    // static function
    /**
    @brief    get the shared main open gl window
    */
	static GLViewImpl* sharedOpenGLView();

    void ProcessEvents();
    void AddPointerEvent(PointerEventType type, Windows::UI::Core::PointerEventArgs^ args);



protected:
    GLViewImpl();
    virtual ~GLViewImpl();

    bool initWithRect(const std::string& viewName, Rect rect, float frameZoomFactor);
    bool initWithFullScreen(const std::string& viewName);

    /*
     * Set zoom factor for frame. This method is for debugging big resolution (e.g.new ipad) app on desktop.
     */
    void setFrameZoomFactor(float zoomFactor);

    inline bool isRetina() { return _isRetina; };

    float _frameZoomFactor;
    bool _supportTouch;
    bool _isRetina;


private:
    CC_DISALLOW_COPY_AND_ASSIGN(GLViewImpl);

	void OnRendering();
	void UpdateWindowSize();
    void UpdateOrientationMatrix();

    cocos2d::Vec2 TransformToOrientation(Windows::Foundation::Point point);
 	cocos2d::Vec2  GetPoint(Windows::UI::Core::PointerEventArgs^ args);
       
    Windows::Foundation::Rect m_windowBounds;
	Windows::Foundation::EventRegistrationToken m_eventToken;
	Windows::Foundation::Point m_lastPoint;

    float m_width;
    float m_height;

    Windows::Graphics::Display::DisplayOrientations m_orientation;
	Windows::Foundation::Rect m_keyboardRect;

	bool m_lastPointValid;
	bool m_windowClosed;
	bool m_windowVisible;
    Mat4 m_orientationMatrix;
    Mat4 m_reverseOrientationMatrix;


    bool m_running;
	bool m_initialized;

	Microsoft::WRL::ComPtr<IWinrtEglWindow> m_eglWindow;

	EGLDisplay m_eglDisplay;
	EGLContext m_eglContext;
	EGLSurface m_eglSurface;
    PhoneDirect3DXamlAppComponent::Cocos2dEventDelegate^ m_delegate;
    PhoneDirect3DXamlAppComponent::Cocos2dMessageBoxDelegate^ m_messageBoxDelegate;
    PhoneDirect3DXamlAppComponent::Cocos2dEditBoxDelegate^ m_editBoxDelegate;

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

};

NS_CC_END

#endif    // end of __CC_EGLVIEWIMPL_WINRT_H__