Breaking things out into different filesrefactor

1 files changed, 143 insertions, 0 deletions

diff --git a/sdlwindow.h b/sdlwindow.h
new file mode 100644
index 0000000..ade4e3f
--- /dev/null
+++ b/sdlwindow.h
@@ -0,0 +1,143 @@
+/**
+ *
+ *
+ */
+
+#ifndef SDLWINDOW_H
+#define SDLWINDOW_H
+
+#include "window.h"
+#include <iostream>
+#include <SDL2/SDL.h>
+
+/*
+ * SDLWindow
+ * The display into our fungus world
+ */
+class SDLWindow : public Window {
+private:
+	SDL_Window* sdlWindow;
+	SDL_Renderer* sdlRenderer;
+
+	/**
+	 * Log an SDL error with some error message to the output stream of our choice
+	 * @param os The output stream to write the message to
+	 * @param msg The error message to write, format will be msg error: SDL_GetError()
+	 */
+	void logSDLError(std::ostream &os, const std::string &msg) {
+		os << msg << " error: " << SDL_GetError() << std::endl;
+	}
+
+	/**
+	 * Brings up all the SDL objects we will need to draw our window
+	 * @param winpos The position we want for the window
+	 * @param winsize The size we want for the window
+	 */
+	void init() {
+		if (SDL_Init(SDL_INIT_EVERYTHING) != 0){
+			logSDLError(std::cout, "SDL_Init");
+			bad = true;
+		}
+		sdlWindow = SDL_CreateWindow("Fungi", winposition.posx, 
+										winposition.posy,
+										winsize.width, winsize.height,
+										SDL_WINDOW_OPENGL);
+		if (sdlWindow == nullptr){
+			logSDLError(std::cout, "CreateWindow");
+			SDL_Quit();
+			bad = true;
+		}
+		sdlRenderer = SDL_CreateRenderer(sdlWindow, -1,
+											SDL_RENDERER_SOFTWARE);
+		if (sdlRenderer == nullptr){
+			logSDLError(std::cout, "CreateRenderer");
+			SDL_DestroyWindow(sdlWindow);
+			sdlWindow = nullptr;
+			SDL_Quit();
+			bad = true;
+		}
+		SDL_SetRenderDrawColor(sdlRenderer, 0, 0, 0, 255);
+		SDL_RenderClear(sdlRenderer);
+		SDL_RenderPresent(sdlRenderer);
+	}
+
+	/**
+	 * Draws a fungus on the screen
+	 * @param f The fungus we want to draw
+	 */
+	void drawFungus(const Fungus& f) {
+		Color color = f.getColor();
+		Location loc = f.getLocation();
+		SDL_SetRenderDrawColor(sdlRenderer, color.red, color.green, color.blue,
+								color.alpha);
+		SDL_RenderDrawPoint(sdlRenderer, loc.posx, loc.posy);
+	}
+
+public:
+	/**
+	 * Creates a SDLWindow without anything to show
+	 */
+	SDLWindow() : Window() {
+		sdlWindow = nullptr;
+		sdlRenderer = nullptr;
+	}
+
+	/**
+	 * Creates a SDLWindow with an attached Petri dish
+	 * @param p A petri dish
+	 */
+	SDLWindow(const Window_Pos& pos, const Window_Size& size, const Petri& p) :
+		Window(pos, size, p) {
+		init();
+	}
+
+	/**
+	 * Destroyer of the window
+	 */
+	~SDLWindow() {
+		if(sdlWindow != nullptr) {
+			SDL_DestroyWindow(sdlWindow);
+		}
+		if(sdlRenderer != nullptr) {
+			SDL_DestroyRenderer(sdlRenderer);
+		}
+		SDL_Quit();
+	}
+
+	/**
+	 * Runs the growth of the fungus till the end of time
+	 */
+	void doFungus() {
+
+		SDL_Event event;
+		bool end = false;
+		while(!end) {
+			while(SDL_PollEvent(&event)) {
+				if(event.type == SDL_QUIT) {
+					end = true;
+				}
+			}
+
+			for(int i = 0; i < petri.getSize(); i++) {
+				if(petri[i] != nullptr) {
+					drawFungus(*petri[i]);
+				}
+			}
+
+			SDL_RenderPresent(sdlRenderer);
+
+			petri.grow();
+	    
+			//SDL_Delay(TICKS);
+		}
+    
+	}
+
+	/**
+	 * Tells if the windows is bad, aka an SDL error
+	 * @return True if window is bad, False if not
+	 */
+	bool isBad() const { return bad; }
+};
+
+#endif