Add Timers

src/timer.zig

@@ -0,0 +1,38 @@
+const SDL = @import("sdl2");
+
+const Self = @This();
+
+started: bool,
+initial: u64,
+progress: u64,
+target: u64,
+
+pub fn init(target: u64) Self {
+    return Self{
+        .started = false,
+        .initial = 0,
+        .progress = 0,
+        .target = target,
+    };
+}
+
+pub fn start(self: *Self) void {
+    self.started = true;
+    self.progress = 0;
+    self.initial = SDL.SDL_GetTicks64();
+}
+
+pub fn finished(self: *Self) bool {
+    if (self.started) {
+        self.progress = SDL.SDL_GetTicks64() - self.initial;
+        if (self.progress >= self.target) {
+            return true;
+        } else return false;
+    } else {
+        return false;
+    }
+}
+
+pub fn stop(self: *Self) void {
+    self.started = false;
+}