Magic_Game/core/e2dmodule.h

// Copyright (c) 2016-2018 Easy2D - Nomango
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#pragma once
#include "e2dimpl.h"
#include "e2dobject.h"
#include "e2dtransition.h"


namespace e2d
{

	// ͼ<><CDBC><EFBFBD>豸
	class Graphics
	{
	public:
		Graphics(
			HWND hwnd
		);

		~Graphics();

		// <20><>ʼ<EFBFBD><CABC>Ⱦ
		void BeginDraw();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ⱦ
		void EndDraw();

		// <20><>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
		void DrawDebugInfo();

		// <20><>ȡ ID2D1Factory <20><><EFBFBD><EFBFBD>
		ID2D1Factory * GetFactory() const;

		// <20><>ȡ IWICImagingFactory <20><><EFBFBD><EFBFBD>
		IWICImagingFactory * GetImagingFactory() const;

		// <20><>ȡ IDWriteFactory <20><><EFBFBD><EFBFBD>
		IDWriteFactory * GetWriteFactory() const;

		// <20><>ȡ ID2D1HwndRenderTarget <20><><EFBFBD><EFBFBD>
		ID2D1HwndRenderTarget * GetRenderTarget() const;

		// <20><>ȡ ID2D1SolidColorBrush <20><><EFBFBD><EFBFBD>
		ID2D1SolidColorBrush * GetSolidBrush() const;

		// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD>
		E2DTextRenderer * GetTextRender() const;

		// <20><>ȡ Miter <20><>ʽ<EFBFBD><CABD> ID2D1StrokeStyle
		ID2D1StrokeStyle * GetMiterStrokeStyle();

		// <20><>ȡ Bevel <20><>ʽ<EFBFBD><CABD> ID2D1StrokeStyle
		ID2D1StrokeStyle * GetBevelStrokeStyle();

		// <20><>ȡ Round <20><>ʽ<EFBFBD><CABD> ID2D1StrokeStyle
		ID2D1StrokeStyle * GetRoundStrokeStyle();

		// <20><>ȡ DPI
		static float GetDpi();

	protected:
		D2D1_COLOR_F			clear_color_;
		ID2D1Factory*			factory_;
		IWICImagingFactory*		imaging_factory_;
		IDWriteFactory*			write_factory_;
		ID2D1StrokeStyle*		miter_stroke_style_;
		ID2D1StrokeStyle*		bevel_stroke_style_;
		ID2D1StrokeStyle*		round_stroke_style_;
		E2DTextRenderer*			text_renderer_;
		IDWriteTextFormat*		fps_text_format_;
		IDWriteTextLayout*		fps_text_layout_;
		ID2D1SolidColorBrush*	solid_brush_;
		ID2D1HwndRenderTarget*	render_target_;
	};


	// <20><><EFBFBD><EFBFBD><EFBFBD>豸
	class Input
	{
	public:
		Input(
			HWND hwnd
		);

		~Input();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD><C4B3><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		bool IsDown(
			KeyCode key
		);

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>갴<EFBFBD><EAB0B4><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		bool IsDown(
			MouseCode code
		);

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>X<EFBFBD><58><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
		float GetMouseX();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Y<EFBFBD><59><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
		float GetMouseY();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
		Point GetMousePos();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>X<EFBFBD><58><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		float GetMouseDeltaX();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Y<EFBFBD><59><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		float GetMouseDeltaY();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Z<EFBFBD>ᣨ<EFBFBD><E1A3A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֣<EFBFBD><D6A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		float GetMouseDeltaZ();

		// ˢ<><CBA2><EFBFBD>豸״̬
		void Flush();

	protected:
		IDirectInput8W *		direct_input_;
		IDirectInputDevice8W*	keyboard_device_;
		IDirectInputDevice8W*	mouse_device_;
		DIMOUSESTATE			mouse_state_;
		char					key_buffer_[256];
	};

	// <20><>Ƶ<EFBFBD>豸
	class Audio
	{
	public:
		Audio();

		~Audio();

		// <20><><EFBFBD><EFBFBD><EFBFBD>豸
		void Open();

		// <20>ر<EFBFBD><D8B1>豸
		void Close();

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
		HRESULT CreateVoice(
			IXAudio2SourceVoice ** voice,
			WAVEFORMATEX * wfx,
			VoiceCallback * callback
		);

	protected:
		IXAudio2 * x_audio2_;
		IXAudio2MasteringVoice*	mastering_voice_;
	};


	// <20>豸
	class Device
	{
	public:
		// <20><>ȡͼ<C8A1><CDBC><EFBFBD>豸
		static Graphics * GetGraphics();

		// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>豸
		static Input * GetInput();

		// <20><>ȡ<EFBFBD><C8A1>Ƶ<EFBFBD>豸
		static Audio * GetAudio();

		// <20><>ʼ<EFBFBD><CABC>
		static void Init(
			HWND hwnd
		);

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
		static void Destroy();
	};


	// <20><><EFBFBD><EFBFBD>ѡ<EFBFBD><D1A1>
	struct Options
	{
		String	title;		// <20><><EFBFBD><EFBFBD>
		int		width;		// <20><><EFBFBD><EFBFBD>
		int		height;		// <20>߶<EFBFBD>
		int		icon;		// ͼ<><CDBC><EFBFBD><EFBFBD>Դ ID
		bool	debug_mode;	// <20><><EFBFBD><EFBFBD>ģʽ

		Options()
			: title(L"Easy2D Game")
			, width(640)
			, height(480)
			, icon(0)
			, debug_mode(false)
		{
		}
	};


	// <20><>Ϸ<EFBFBD><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	class Game
	{
	public:
		// <20><>ʼ
		virtual void Start() = 0;

		// <20><><EFBFBD><EFBFBD>
		virtual void Update(float dt) {}

		// <20><><EFBFBD><EFBFBD>
		void Run(
			const Options& options = Options()
		);

		// <20><><EFBFBD><EFBFBD>
		void Quit();

		// <20>رմ<D8B1><D5B4><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>
		// <20><><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD> false <20><><EFBFBD><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD>ڹر<DAB9>
		virtual bool OnExit() { return true; }

		// <20>޸Ĵ<DEB8><C4B4><EFBFBD><EFBFBD><EFBFBD>С
		void SetSize(
			int width,			/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
			int height			/* <20><><EFBFBD><EFBFBD><EFBFBD>߶<EFBFBD> */
		);

		// <20><><EFBFBD>ô<EFBFBD><C3B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		void SetTitle(
			const String& title	/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
		);

		// <20><><EFBFBD>ô<EFBFBD><C3B4><EFBFBD>ͼ<EFBFBD><CDBC>
		void SetIcon(
			int resource_id		/* ͼ<><CDBC><EFBFBD><EFBFBD>Դ ID */
		);

		// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		const String& GetTitle() const;

		// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		int GetWidth() const;

		// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD>߶<EFBFBD>
		int GetHeight() const;

		// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
		Size GetSize() const;

		// <20><>ȡ<EFBFBD><C8A1><EFBFBD>ھ<EFBFBD><DABE><EFBFBD>
		HWND GetHWnd() const;

		// <20>л<EFBFBD><D0BB><EFBFBD><EFBFBD><EFBFBD>
		void EnterScene(
			Scene * scene,						/* <20><><EFBFBD><EFBFBD> */
			Transition * transition	= nullptr	/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
		);

		// <20><>ȡ<EFBFBD><C8A1>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>
		Scene * GetCurrentScene();

		// <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>ڽ<EFBFBD><DABD>г<EFBFBD><D0B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		bool IsTransitioning() const;

		// <20><><EFBFBD>³<EFBFBD><C2B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		void UpdateScene(
			float dt
		);

		// <20><>Ⱦ<EFBFBD><C8BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		void DrawScene();

		// <20><>ȡʵ<C8A1><CAB5>
		static Game * GetInstance();

	protected:
		Game();

		~Game();

		// <20><>ʼ<EFBFBD><CABC>
		void Init();

		// <20><><EFBFBD>ݿͻ<DDBF><CDBB><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD><D0A1>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>
		Rect Locate(
			int width,
			int height
		);

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>
		void EnterNextScene();

		// Win32 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD>ص<EFBFBD><D8B5><EFBFBD><EFBFBD><EFBFBD>
		static LRESULT CALLBACK WndProc(
			HWND hwnd,
			UINT msg,
			WPARAM w_param,
			LPARAM l_param
		);

	protected:
		HWND		hwnd_;
		String		title_;
		int			width_;
		int			height_;
		int			icon_;
		bool		debug_mode_;
		bool		quit_;
		Scene*		curr_scene_;
		Scene*		next_scene_;
		Transition*	transition_;
	};

}