From 13603f61f8c794d5cf0d120cd2e41355838de8e9 Mon Sep 17 00:00:00 2001
From: 0xmac <gabriel@weingardt.dev>
Date: Tue, 7 Jan 2025 14:35:49 +0100
Subject: [PATCH] Updated events.c for SDL

---
 src/events.c | 84 ++++++++++++++++++++++++----------------------------
 1 file changed, 38 insertions(+), 46 deletions(-)

diff --git a/src/events.c b/src/events.c
index 382a3a8..2c130df 100644
--- a/src/events.c
+++ b/src/events.c
@@ -1,10 +1,8 @@
 #include <stdint.h>
-#include <SFML/System.h>
-#include <SFML/Graphics.h>
-#include <SFML/Window.h>
+#include <SDL2/SDL.h>
 
+extern int clockSteps;
 extern float displayScale;
-extern int clocksteps;
 extern uint8_t halt;
 extern uint8_t showDebug;
 extern uint8_t showHelp;
@@ -16,81 +14,75 @@ extern void step6502();
 extern void updateRenderStates();
 extern void scanKeyboard();
 
-static sfKeyCode currentKey = sfKeyUnknown;
+static SDL_Scancode currentKey = SDL_SCANCODE_UNKNOWN;
+static SDL_Event event;
 
-void pollEvents(sfRenderWindow *window){
-
-	sfEvent event;
-	while (sfRenderWindow_pollEvent(window, &event)) {
-		switch (event.type){
-			case sfEvtClosed:
-				sfRenderWindow_close(window);
-				break;
+void pollEvents(){
+	while (SDL_PollEvent(&event)){
+		switch(event.type){
+			case SDL_QUIT:
+				printf("Exited.\n");
+				exit(0);
 				
-			case sfEvtResized:
-				sfRenderWindow_setView(window, sfView_createFromRect((sfFloatRect){0, 0, event.size.width, event.size.height}));
-				break;
-			case sfEvtKeyPressed:
-				switch (event.key.code){
-					case sfKeyF1:	/* Close Window or show help*/
-						sfRenderWindow_close(window);
+			case SDL_KEYDOWN:
+				switch (event.key.keysym.scancode){
+					case SDL_SCANCODE_F1:	/* Close Window or show help*/
+						exit(EXIT_SUCCESS);
 						break;
 						
-					case sfKeyF2:	/* Show Key Help */
+					case SDL_SCANCODE_F2:	/* Show Key Help */
 						showHelp = !showHelp;
 						break;
 						
-					case sfKeyF3:	/* Show Debug Menu */
+					case SDL_SCANCODE_F3:	/* Show Debug Menu */
 						showDebug = !showDebug;
 						break;
 						
-					case sfKeyF4:	/* CPU Halt */
+					case SDL_SCANCODE_F4:	/* CPU Halt */
 						halt = !halt;
 						break;
 						
-					case sfKeyF5:	/* CPU Reset */
+					case SDL_SCANCODE_F5:	/* CPU Reset */
 						resetSystem();
 						break;
 						
-					case sfKeyF6:	/* Scale -- */
-						if (displayscale > 1) displayscale--;
-						updateRenderStates();
+					case SDL_SCANCODE_F6:	/* Scale -- */
+						if (displayScale > 1) displayScale--;
+					break;
+					
+					case SDL_SCANCODE_F7:	/* Scale ++ */
+						displayScale++;
+						break;
+						
+					case SDL_SCANCODE_F8:	/* CPU Singlestep */
+						for (int i = 0; i < clockSteps; i++) step6502();
 						break;
 					
-					case sfKeyF7:	/* Scale ++ */
-						displayscale++;
-						updateRenderStates();
+					case SDL_SCANCODE_F9:	/* CPU Save Snapshot */
 						break;
 						
-					case sfKeyF8:	/* CPU Singlestep */
-						for (int i = 0; i < clocksteps; i++) step6502();
-						break;
-					
-					case sfKeyF9:	/* CPU Save Snapshot */
+					case SDL_SCANCODE_F10:	/* CPU Load recent or given snapshot */
 						break;
 						
-					case sfKeyF10:	/* CPU Load recent or given snapshot */
-						break;
-						
-					case sfKeyF11:	/* CPU NMI */
+					case SDL_SCANCODE_F11:	/* CPU NMI */
 						nmi6502();
 						break;
 						
-					case sfKeyF12:	/* CPU IRQ */
+					case SDL_SCANCODE_F12:	/* CPU IRQ */
 						irq6502();
 						break;
-					
+						
 					default:
-						currentKey = event.key.code;
+						currentKey = event.key.keysym.scancode;
 						break;
 				}
 				break;
-			case sfEvtKeyReleased:
+			case SDL_KEYUP:
 				// To tell keyboard.c, that no key is being pressed
-				currentKey = sfKeyUnknown;
+				currentKey = SDL_SCANCODE_UNKNOWN;
+			break;
+			default:
 				break;
-					
-			default: break;
 		}
 	}
 }