Added preferences window open and close animation

Author: OctoFlareDev

scripts/control_create/control_create.gml

@@ -25,6 +25,9 @@ function control_create() {
 	prev_scale = -1
 	rw = 0
 	rh = 0
+	preferencesalpha = 0
+	preferencesopen = 0
+	preferencesclose = 0
 
 	// Audio
 	channels = 256

scripts/draw_window_preferences_f/draw_window_preferences_f.gml

@@ -1,6 +1,7 @@
 function draw_window_preferences_f() {
 	// draw_window_preferences_f()
 	var x1, y1, a, b, c, as, nsel, str;
+	draw_set_alpha(preferencesalpha)
 	curs = cr_default
 	nsel = -1
 	x1 = floor(rw / 2 - 250)
@@ -21,10 +22,7 @@ function draw_window_preferences_f() {
 		if (mouse_check_button(mb_left)) draw_set_color(12105912)
 		draw_rectangle(x1 + 1, y1 + 30, x1 + 39, y1 + 69, 0)
 		if (mouse_check_button_released(mb_left)) {
-			window = 0
-			window_set_cursor(curs)
-			save_settings()
-			selected_tab = 0
+			preferencesclose = 1
 		}
 	}
 	draw_sprite(spr_back, 0, x1 + 12, y1 + 30 + 12)
@@ -250,6 +248,35 @@ function draw_window_preferences_f() {
 	//	save_settings()
 	//	selected_tab = 0
 	//}
-
+	if (preferencesopen = 0) {
+		if (preferencesalpha < 1) {
+			if (refreshrate = 0) preferencesalpha += 1/3.75
+			else if (refreshrate = 1) preferencesalpha += 1/7.5
+			else if (refreshrate = 2) preferencesalpha += 1/15
+			else if (refreshrate = 3) preferencesalpha += 1/18
+			else preferencesalpha += 1/20
+		} else {
+			preferencesalpha = 1
+			preferencesopen = 1
+		}
+	}
+	if (preferencesclose = 1) {
+		if (preferencesalpha > 0) {
+			if (refreshrate = 0) preferencesalpha -= 1/3.75
+			else if (refreshrate = 1) preferencesalpha -= 1/7.5
+			else if (refreshrate = 2) preferencesalpha -= 1/15
+			else if (refreshrate = 3) preferencesalpha -= 1/18
+			else preferencesalpha -= 1/20
+		} else {
+			preferencesalpha = 0
+			preferencesclose = 0
+			preferencesopen = 0
+			window = 0
+			window_set_cursor(curs)
+			save_settings()
+			selected_tab = 0
+		}
+	}
+	draw_set_alpha(1)
 
 }