bgfx/examples/common/entry.h

/*
 * Copyright 2011-2013 Branimir Karadzic. All rights reserved.
 * License: http://www.opensource.org/licenses/BSD-2-Clause
 */

#ifndef __ENTRY_H__
#define __ENTRY_H__

namespace entry
{
	struct MouseButton
	{
		enum Enum
		{
			None,
			Left,
			Middle,
			Right,

			Count
		};
	};

	struct Modifier
	{
		enum Enum
		{
			None       = 0,
			LeftAlt    = 0x01,
			RightAlt   = 0x02,
			LeftCtrl   = 0x04,
			RightCtrl  = 0x08,
			LeftShift  = 0x10,
			RightShift = 0x20,
			LeftMeta   = 0x40,
			RightMeta  = 0x80,
		};
	};

	struct Key
	{
		enum Enum
		{
			None = 0,
			Esc,
			Return,
			Tab,
			Space,
			Backspace,
			Up,
			Down,
			Left,
			Right,
			PageUp,
			PageDown,
			Home,
			End,
			Print,
			Plus,
			Minus,
			F1,
			F2,
			F3,
			F4,
			F5,
			F6,
			F7,
			F8,
			F9,
			F10,
			F11,
			F12,
			NumPad0,
			NumPad1,
			NumPad2,
			NumPad3,
			NumPad4,
			NumPad5,
			NumPad6,
			NumPad7,
			NumPad8,
			NumPad9,
			Key0,
			Key1,
			Key2,
			Key3,
			Key4,
			Key5,
			Key6,
			Key7,
			Key8,
			Key9,
			KeyA,
			KeyB,
			KeyC,
			KeyD,
			KeyE,
			KeyF,
			KeyG,
			KeyH,
			KeyI,
			KeyJ,
			KeyK,
			KeyL,
			KeyM,
			KeyN,
			KeyO,
			KeyP,
			KeyQ,
			KeyR,
			KeyS,
			KeyT,
			KeyU,
			KeyV,
			KeyW,
			KeyX,
			KeyY,
			KeyZ,
		};
	};

	struct Event
	{
		enum Enum
		{
			Exit,
			Key,
			Mouse,
			Size,
		};

		Event::Enum m_type;
	};

	struct KeyEvent : public Event
	{
		Key::Enum m_key;
		uint8_t m_modifiers;
		bool m_down;
	};

	struct MouseEvent : public Event
	{
		int32_t m_mx;
		int32_t m_my;
		MouseButton::Enum m_button;
		bool m_down;
		bool m_move;
	};

	struct SizeEvent : public Event
	{
		uint32_t m_width;
		uint32_t m_height;
	};

	const Event* poll();
	void release(const Event* _event);

	void setWindowSize(uint32_t _width, uint32_t _height);
	void toggleWindowFrame();
	void setMouseLock(bool _lock);

} // namespace entry

#endif // __ENTRY_H__