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https://github.com/Kiritow/MiniEngine.git
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Update and rename MiniEngine_Simple.hpp to MiniEngine.h
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376
MiniEngine.h
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376
MiniEngine.h
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#pragma once
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#include <SDL2/SDL.h>
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#undef main
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#include <SDL2/SDL_image.h>
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#include <SDL2/SDL_ttf.h>
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#include <SDL2/SDL_mixer.h>
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#include <string>
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#include <memory>
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#include <map>
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#include <mutex>
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#define _DECL_DEPRECATED __declspec(deprecated)
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#define _DECL_DEPRECATED_MSG(InfoString) __declspec(deprecated(InfoString))
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namespace MiniEngine
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{
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class Rect
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{
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public:
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int x, y, w, h;
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Rect(int X, int Y, int W, int H);
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Rect();
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SDL_Rect toSDLRect();
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};
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class Point
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{
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public:
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int x, y;
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Point(int X, int Y);
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Point();
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SDL_Point toSDLPoint();
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bool inRect(Rect rect);
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};
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class ColorMode
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{
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public:
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int r, g, b;
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ColorMode(int R, int G, int B);
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ColorMode();
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};
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class RGBA
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{
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public:
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int r, g, b, a;
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RGBA(int R, int G, int B, int A);
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RGBA(ColorMode mode, int A);
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RGBA();
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SDL_Color toSDLColor();
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ColorMode toColorMode();
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};
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class NonCopyable
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{
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protected:
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NonCopyable() = default;
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~NonCopyable() = default;
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NonCopyable(const NonCopyable&) = delete;
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NonCopyable& operator = (const NonCopyable&) = delete;
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};
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class ErrorViewer : public std::exception
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{
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public:
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void fetch();
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std::string getError();
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const char* what() const throw() override;
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private:
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std::string str;
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};
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enum class BlendMode
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{
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None = SDL_BLENDMODE_NONE,
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Blend = SDL_BLENDMODE_BLEND,
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Add = SDL_BLENDMODE_ADD,
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Mod = SDL_BLENDMODE_MOD
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};
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class Surface
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{
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public:
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~Surface() = default;
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protected:
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Surface() = default;
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private:
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std::shared_ptr<SDL_Surface> surf;
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friend class Window;
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friend class Renderer;
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friend class Font;
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};
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class Texture
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{
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public:
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~Texture() = default;
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Rect getSize();
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int getw();
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int geth();
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bool isReady();
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int setBlendMode(BlendMode mode);
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BlendMode getBlendMode();
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/// Alpha: 0: Transparent 255: opaque
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int setAlphaMode(int alpha);
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int getAlphaMode();
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ColorMode getColorMode();
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int setColorMode(ColorMode mode);
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RGBA getRGBA();
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void setRGBA(RGBA pack);
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protected:
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Texture() = default;
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/// updateInfo() must be called after Texture is changed.
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void updateInfo();
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private:
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std::shared_ptr<SDL_Texture> text;
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Rect rect;
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friend class Renderer;
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};
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enum class RendererType
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{
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Software = SDL_RENDERER_SOFTWARE,
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Accelerated = SDL_RENDERER_ACCELERATED,
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PresentSync = SDL_RENDERER_PRESENTVSYNC,
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TargetTexture = SDL_RENDERER_TARGETTEXTURE
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};
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class Renderer
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{
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public:
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int setColor(RGBA pack);
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RGBA getColor();
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int setBlendMode(BlendMode mode);
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BlendMode getBlendMode();
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int setTarget(Texture& t);
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int setTarget();
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int fillRect(Rect rect);
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int drawRect(Rect rect);
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int clear();
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void update();
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int copy(Texture t, Rect src, Rect dst);
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int copyTo(Texture t, Rect dst);
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int copyTo(Texture t, Point lupoint);
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int copyFill(Texture t, Rect src);
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int copyFullFill(Texture t);
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Surface loadSurface(std::string FileName) throw(ErrorViewer);
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Texture render(Surface surf) throw (ErrorViewer);
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Texture loadTexture(std::string FileName) throw(ErrorViewer);
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Texture createTexture(int Width, int Height) throw(ErrorViewer);
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protected:
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/// This function is called by class Window ONLY.
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Renderer() = default;
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private:
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std::shared_ptr<SDL_Renderer> rnd;
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friend class Window;
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};
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class Window
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{
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public:
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Window(std::string Title, int Width, int Height, std::initializer_list<RendererType> RendererFlags = { RendererType::Accelerated,RendererType::TargetTexture }) throw(ErrorViewer);
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Renderer getRenderer() const;
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void setRenderer(std::initializer_list<RendererType> RendererFlags);
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Rect getSize();
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void setSize(Rect sizeRect);
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void setSize(int w, int h);
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Rect getPosition();
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void setPosition(int x, int y);
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/// FIXME: Use class Point or class Rect ?
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void setPosition(Point point);
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void setTitle(std::string Title);
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std::string getTitle();
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void setResizable(bool resizable);
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void show();
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void hide();
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void raise();
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void minimize();
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void maximize();
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void restore();
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_DECL_DEPRECATED Surface getSurface();
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private:
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void _setRenderer_Real(Uint32 flags);
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std::shared_ptr<SDL_Window> wnd;
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Renderer winrnd;
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};
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class Font
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{
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public:
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Font() = default;
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Font(std::string FontFileName, int size) throw(ErrorViewer);
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int use(std::string FontFileName, int size);
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Texture renderText(Renderer rnd, std::string Text, RGBA fg);
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Texture renderTextWrapped(Renderer rnd, std::string Text, RGBA fg, int WrapLength);
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Texture renderTextShaded(Renderer rnd, std::string Text, RGBA fg, RGBA bg);
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Texture renderTextSolid(Renderer rnd, std::string Text, RGBA fg);
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Texture renderUTF8(Renderer rnd, std::string Text, RGBA fg);
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Texture renderUTF8Wrapped(Renderer rnd, std::string Text, RGBA fg, int WrapLength);
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Texture renderUTF8Shaded(Renderer rnd, std::string Text, RGBA fg, RGBA bg);
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Texture renderUTF8Solid(Renderer rnd, std::string Text, RGBA fg);
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private:
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std::shared_ptr<TTF_Font> font;
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};
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class SDLSystem
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{
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public:
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static int SDLInit();
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static void SDLQuit();
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static int IMGInit();
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static void IMGQuit();
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static int TTFInit();
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static void TTFQuit();
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static int MixInit();
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static void MixQuit();
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static void Init();
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static void Quit();
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static void Delay(int ms);
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};
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class AudioPlayer
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{
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public:
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AudioPlayer();
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~AudioPlayer();
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private:
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class _Audio
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{
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public:
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_Audio();
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~_Audio();
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};
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static _Audio* _sysAudio;
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static int _sysAudioCounter;
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};
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/// Forward Declaration
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class Music
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{
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public:
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protected:
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Music() = default;
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private:
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std::shared_ptr<Mix_Music> music;
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friend class MusicPlayer;
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};
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class MusicPlayer : public AudioPlayer
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{
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public:
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Music loadMusic(std::string Filename) throw (ErrorViewer);
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int play(Music music, int loops);
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void pause();
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void resume();
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void rewind();
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int stop();
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int fadeIn(int loops, int ms);
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int fadeOut(int ms);
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bool isPlaying();
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bool isPaused();
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int isFading();
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private:
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Music m;
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};
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class Sound
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{
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public:
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protected:
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Sound() = default;
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private:
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std::shared_ptr<Mix_Chunk> sound;
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friend class SoundPlayer;
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};
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typedef int ChannelID;
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class SoundPlayer : public AudioPlayer
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{
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public:
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SoundPlayer(int Channels = 16);
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Sound loadSound(std::string Filename) throw (ErrorViewer);
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ChannelID playSound(Sound sound, int loops) throw (ErrorViewer);
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ChannelID fadein(Sound sound, int loops, int ms) throw (ErrorViewer);
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int fadeout(ChannelID id, int ms);
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void pause(ChannelID id);
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void resume(ChannelID id);
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int stop(ChannelID id);
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private:
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};
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class Event
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{
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public:
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int gettype();
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protected:
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Event() = default;
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SDL_Event e;
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private:
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friend class EventEngine;
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};
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class MouseButtonEvent : public Event
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{
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public:
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int getx();
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int gety();
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int getbutton();
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};
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class EventEngine
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{
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public:
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Event poll(bool mustNew = false);
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Event wait();
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Event waitfor(int ms);
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};
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namespace EventHandle
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{
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using DispatcherType = std::function<void(SDL_Event e, int& running, int& update)>;
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int RegistDispatcher(DispatcherType func);
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int UnregistDispatcher(int callbackid);
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using UpdaterType = std::function<void(Renderer& rnd)>;
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int RegistUpdater(UpdaterType func);
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int UnregistUpdater(int callbackid);
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void Dispatcher(SDL_Event e, int& running, int& update);
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void Updater(Renderer& rnd);
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void Loop(Renderer& rnd);
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}/// End of namespace MiniEngine::EventHandle
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}/// End of namespace MiniEngine
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/// Your Program Should Start Here
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int AppMain();
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