1 /*************************************************************************/
2 /*  app.h                                                                */
3 /*************************************************************************/
4 /*                       This file is part of:                           */
5 /*                           GODOT ENGINE                                */
6 /*                      https://godotengine.org                          */
7 /*************************************************************************/
8 /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
9 /* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
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13 /* "Software"), to deal in the Software without restriction, including   */
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15 /* distribute, sublicense, and/or sell copies of the Software, and to    */
16 /* permit persons to whom the Software is furnished to do so, subject to */
17 /* the following conditions:                                             */
18 /*                                                                       */
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24 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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28 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
29 /*************************************************************************/
30 
31 #pragma once
32 
33 #include <string>
34 
35 #include <wrl.h>
36 
37 // ANGLE doesn't provide a specific lib for GLES3, so we keep using GLES2
38 #include "GLES2/gl2.h"
39 #include "os_uwp.h"
40 
41 /** clang-format does not play nice with this C++/CX hybrid, needs investigation. */
42 /* clang-format off */
43 
44 namespace GodotUWP
45 {
46 	ref class App sealed : public Windows::ApplicationModel::Core::IFrameworkView
47 	{
48 	public:
49 		App();
50 
51 		// IFrameworkView Methods.
52 		virtual void Initialize(Windows::ApplicationModel::Core::CoreApplicationView^ applicationView);
53 		virtual void SetWindow(Windows::UI::Core::CoreWindow^ window);
54 		virtual void Load(Platform::String^ entryPoint);
55 		virtual void Run();
56 		virtual void Uninitialize();
57 
58 		property Windows::Foundation::EventRegistrationToken MouseMovedToken {
get()59 				Windows::Foundation::EventRegistrationToken get() { return this->mouseMovedToken; }
set(Windows::Foundation::EventRegistrationToken p_token)60 				void set(Windows::Foundation::EventRegistrationToken p_token) { this->mouseMovedToken = p_token; }
61 		}
62 
63 	private:
64 		void RecreateRenderer();
65 
66 		// Application lifecycle event handlers.
67 		void OnActivated(Windows::ApplicationModel::Core::CoreApplicationView^ applicationView, Windows::ApplicationModel::Activation::IActivatedEventArgs^ args);
68 
69 		// Window event handlers.
70 		void OnWindowSizeChanged(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::WindowSizeChangedEventArgs^ args);
71 		void OnVisibilityChanged(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::VisibilityChangedEventArgs^ args);
72 		void OnWindowClosed(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::CoreWindowEventArgs^ args);
73 
74 		void pointer_event(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args, bool p_pressed, bool p_is_wheel = false);
75 		void OnPointerPressed(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
76 		void OnPointerReleased(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
77 		void OnPointerMoved(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
78 		void OnMouseMoved(Windows::Devices::Input::MouseDevice^ mouse_device, Windows::Devices::Input::MouseEventArgs^ args);
79 		void OnPointerWheelChanged(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::PointerEventArgs^ args);
80 
81 		Windows::System::Threading::Core::SignalNotifier^ mouseChangedNotifier;
82 		Windows::Foundation::EventRegistrationToken mouseMovedToken;
83 		void OnMouseModeChanged(Windows::System::Threading::Core::SignalNotifier^ signalNotifier, bool timedOut);
84 
85 		void key_event(Windows::UI::Core::CoreWindow^ sender, bool p_pressed, Windows::UI::Core::KeyEventArgs^ key_args = nullptr, Windows::UI::Core::CharacterReceivedEventArgs^ char_args = nullptr);
86 		void OnKeyDown(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::KeyEventArgs^ args);
87 		void OnKeyUp(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::KeyEventArgs^ args);
88 		void OnCharacterReceived(Windows::UI::Core::CoreWindow^ sender, Windows::UI::Core::CharacterReceivedEventArgs^ args);
89 
90 		void UpdateWindowSize(Windows::Foundation::Size size);
91 		void InitializeEGL(Windows::UI::Core::CoreWindow^ window);
92 		void CleanupEGL();
93 
94 		char** get_command_line(unsigned int* out_argc);
95 
96 		bool mWindowClosed;
97 		bool mWindowVisible;
98 		GLsizei mWindowWidth;
99 		GLsizei mWindowHeight;
100 
101 		EGLDisplay mEglDisplay;
102 		EGLContext mEglContext;
103 		EGLSurface mEglSurface;
104 
105 		CoreWindow^ window;
106 		OS_UWP* os;
107 
108 		int last_touch_x[32]; // 20 fingers, index 31 reserved for the mouse
109 		int last_touch_y[32];
110 		Windows::Foundation::Point last_mouse_pos;
111 	};
112 }
113 
114 /* clang-format on */
115