C# Game Programming Cookbook for Unity 3D / Программирование игр на Unity 3D C#. Книга готовых решений.: 10.1.1 Разбор скрипта

void Start()
{
// set up default options, if they have been saved out to
// prefs already
if(PlayerPrefs.HasKey(gamePrefsName+"_SFXVol"))
{
audioSFXSliderValue= PlayerPrefs.
GetFloat(gamePrefsName+"_SFXVol"); } else {
audioSFXSliderValue= 1;
}
if(PlayerPrefs.HasKey(gamePrefsName+"_MusicVol"))
{
audioMusicSliderValue= PlayerPrefs.
GetFloat(gamePrefsName+"_MusicVol"); } else {
audioMusicSliderValue= 1;
}
if(PlayerPrefs.HasKey(gamePrefsName+"_GraphicsDetail"))
{
graphicsSliderValue= PlayerPrefs.
GetFloat(gamePrefsName+"_GraphicsDetail"); } else {
string[] names = QualitySettings.names;
detailLevels= names.Length;
graphicsSliderValue= detailLevels;
}
// set the quality setting
QualitySettings.SetQualityLevel( (int)graphicsSliderValue,
true);
}

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string[] names = QualitySettings.names;
detailLevels= names.Length;

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graphicsSliderValue= detailLevels;

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QualitySettings.SetQualityLevel( (int)graphicsSliderValue, true);

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void OnGUI()
{ float resX = Screen.width / default_width; float resY = Screen.height / default _height;
GUI.matrix = Matrix4x4.TRS (new Vector3(0, 0, 0),
Quaternion.identity, new Vector3 (resX, resY, 1));

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GUI.BeginGroup (new Rect (default _width / 2 - 150, default _height /
2 - 250, 500, 500));

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GUI.Label(new Rect( 0, 50, 300, 50 ), gameDisplayName, "textarea");

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if(GUI.Button(new Rect( 0, 200, 300, 40 ),"START SINGLE", "button"))

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PlayerPrefs.SetInt( "totalPlayers", 1 );
LoadLevel( singleGameStartScene );

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if(coopGameStartScene!="")
{
if(GUI.Button(new Rect(0, 250, 300,
40 ),"START CO-OP"))
{
PlayerPrefs.SetInt( "totalPlayers", 2 );
LoadLevel( coopGameStartScene );
}
if(GUI.Button(new Rect(0, 300, 300, 40 ),"OPTIONS"))
{
ShowOptionsMenu();
}
} else {
if(GUI.Button(new Rect(0, 250, 300, 40 ),"OPTIONS"))
{
ShowOptionsMenu();
}
}

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if(GUI.Button(new Rect(0, 400, 300, 40),"EXIT"))
{
ConfirmExitGame();
}
// End the group we started above. This is very
// important to remember!
GUI.EndGroup ();
break;

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case 1:
// Options menu
GUI.BeginGroup (new Rect (native_width / 2 - 150,
native_height / 2 - 250, 500, 500));
// Are you sure you want to exit?
GUI.Label(new Rect(0, 50, 300, 50), "OPTIONS",
"textarea");
if(GUI.Button(new Rect(0, 250, 300, 40 ),"AUDIO OPTIONS"))
{
ShowAudioOptionsMenu();
}
if(GUI.Button(new Rect(0, 300, 300, 40),"GRAPHICS
OPTIONS"))
{
ShowGraphicsOptionsMenu();
}
if(GUI.Button(new Rect(0, 400, 300, 40),"BACK TO
MAIN MENU"))
{
GoMainMenu();
}
GUI.EndGroup ();

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case 2:
GUI.BeginGroup (new Rect (default_width / 2 - 150,
default_height / 2 - 250, 500, 500));
// Are you sure you want to exit?
GUI.Label(new Rect(0, 50, 300, 50), "Are you sure
you want to exit?", "textarea");
if(GUI.Button(new Rect(0, 250, 300, 40),"YES, QUIT
PLEASE!"))
{
ExitGame();
}
if(GUI.Button(new Rect(0, 300, 300, 40),"NO, DON’T
QUIT"))
{
GoMainMenu();
}
GUI.EndGroup ();
break;

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case 3:
// AUDIO OPTIONS
GUI.BeginGroup (new Rect (default_width / 2 - 150,
default_height / 2 - 250, 500, 500));
GUI.Label(new Rect(0, 50, 300, 50), "AUDIO OPTIONS",
"textarea");
GUI.Label(new Rect(0, 170, 300, 20), "SFX volume:");

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audioSFXSliderValue = GUI.HorizontalSlider (new Rect( 0, 200, 300, 50 ),
audioSFXSliderValue, 0.0f, 1f);

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