Fleshed out options menu page

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Assets/Scripts/SettingsMenu.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Audio;
+using UnityEngine.UI;
+
+public class SettingsMenu : MonoBehaviour
+{
+    
+	public AudioMixer audioMixer;
+	public Dropdown resolutionDropdown;
+
+	Resolution[] resolutions;
+
+	void Start()
+	{
+		resolutions = Screen.resolutions;
+
+		resolutionDropdown.ClearOptions();
+
+		List<string> options = new List<string>();
+
+		int currentResolutionIndex = 0;
+
+		for(int i = 0; i < resolutions.Length; i++)
+		{
+			string option = resolutions[i].width + " x " + resolutions[i].height;
+			options.Add(option);
+
+			if(resolutions[i].width == Screen.currentResolution.width && 
+				resolutions[i].height == Screen.currentResolution.height)
+			{
+				currentResolutionIndex = i;
+			} 
+		}
+
+		resolutionDropdown.AddOptions(options);
+		resolutionDropdown.value = currentResolutionIndex;
+		resolutionDropdown.RefreshShownValue();
+	}
+
+	public void SetResolution(int resolutionIndex)
+	{
+		Resolution resolution = resolutions[resolutionIndex];
+		Screen.SetResolution(resolution.width, resolution.height, Screen.fullScreen);
+	}
+
+	public void SetVolume(float volume)
+	{
+		audioMixer.SetFloat("Volume", volume);
+	}
+
+	public void SetQuality(int qualityIndex)
+	{
+		QualitySettings.SetQualityLevel(qualityIndex);
+	}
+
+	public void setFullscreen(bool isFullscreen)
+	{
+		Screen.fullScreen = isFullscreen;
+	}
+
+}

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