public void AddOptions(Screen screen, string[] newMenuOptions)
{
//Add all the options to the menu
foreach (string s in newMenuOptions)
{
//measure the current string to find the largest string (we use this as the size of the buttons)
Vector2 measure = ((SpriteFont)screen.ScreenManager.AssetsManager.GetAsset(fontKey)).MeasureString(s.ToUpper());
if (measure.X > optionsBound.Width)
optionsBound.Width = (int)Math.Ceiling(measure.X);
if (measure.Y > optionsBound.Height)
optionsBound.Height = (int)Math.Ceiling(measure.Y);
//add to option list
optionsMenu.Add(s.ToUpper());
}
}
/// <summary>
/// Replace a screen with another one. Useful when there is only one screen active and the screens contain the same assets.
/// </summary>
public void ReplaceScreen(Screen screen)
{
//remove old screen
Screens.Remove(Screens[0]);
//start loading the new screen
screen.ScreenManager = this;
if (screen.RendertargetWidth == 0 && screen.RendertargetHeight == 0)
{
screen.RendertargetWidth = ScreenBounds.Width;
screen.RendertargetHeight = ScreenBounds.Height;
}
screen.RenderTarget = new RenderTarget2D(this.GraphicsDevice, screen.RendertargetWidth, screen.RendertargetHeight);
Screens.Insert(0, screen);
AssetsManager.AddScreensAssets(screen.Assets);
//remove the old screens assets
AssetsManager.RemoveScreensAssets(screen.Assets);
Screens[0].Initialize();
}
public void Draw(Screen screen)
{
//Reset button state
optionPressed = null;
//Update every button and see if any is pressed
for (int s = 0; s < optionsMenu.Count; s++)
{
Rectangle bound = optionsBound;
Vector2 position = new Vector2((startPosition.X) - bound.Width / 2f, startPosition.Y + (s * (optionsBound.Height * spacing)));
bound.X = (int)position.X;
bound.Y = (int)position.Y;
//Check what alignment we want on the button text
float orginX;
switch (align)
{
case MenuAlign.Center:
orginX = ((SpriteFont)screen.ScreenManager.AssetsManager.GetAsset(fontKey)).MeasureString(optionsMenu[s]).X / 2 - bound.Width / 2f;
break;
case MenuAlign.Right:
orginX = ((SpriteFont)screen.ScreenManager.AssetsManager.GetAsset(fontKey)).MeasureString(optionsMenu[s]).X - bound.Width;
break;
default:
orginX = 0;
break;
}
//Add a draw of the button
screen.AddText(fontKey, optionsMenu[s], position, new Vector2(orginX, 0), Vector2.One, 0, Color.White, 0);
//check if any button was pressed
if (Touch == null)
return;
foreach (TouchLocation t in Touch)
{
if (bound.Contains(t.Position))
{
optionPressed = optionsMenu[s];
break;
}
if (optionPressed != null)
break;
}
}
}
/// <summary>
/// Removes a screen from the screen manager.
/// </summary>
public void RemoveScreen(Screen screen)
{
Screens.Remove(screen);
AssetsManager.RemoveScreensAssets(screen.Assets);
}
/// <summary>
/// Adds a new screen to the screen manager.
/// </summary>
public void AddScreen(Screen screen)
{
screen.ScreenManager = this;
if (screen.RendertargetWidth == 0 && screen.RendertargetHeight == 0)
{
screen.RendertargetWidth = ScreenBounds.Width;
screen.RendertargetHeight = ScreenBounds.Height;
}
screen.RenderTarget = new RenderTarget2D(this.GraphicsDevice, screen.RendertargetWidth, screen.RendertargetHeight);
Screens.Insert(0, screen);
AssetsManager.AddScreensAssets(screen.Assets);
Screens[0].Initialize();
}
public void Draw(Screen screen, GameTime time)
{
DrawTextfields(screen, time);
for (int y = 2; y < _r.GetLength(0); y++)
for (int x = 0; x < _r.GetLength(1); x++)
DrawButton(x, y, screen);
}
private void DrawTextfields(Screen screen, GameTime time)
{
//Draw field background
int buttonW = (int)(_buttonWidth * 0.2f);
Rectangle left = new Rectangle(_r[1, 0].X, _r[1, 0].Y, buttonW, _r[1, 0].Height);
Rectangle center = new Rectangle(_r[1, 0].X + buttonW, _r[1, 0].Y, (_r[1, 0].Width * (_r.GetLength(1) + 1)) - (buttonW * 2), _r[1, 0].Height);
Rectangle right = new Rectangle(_r[1, 0].X + center.Width + buttonW, _r[1, 0].Y, buttonW, _r[1, 0].Height);
screen.AddSprite(true, _textureKeys[3], left, Vector2.Zero, 0, Color.White, 1, null, false);
screen.AddSprite(true, _textureKeys[4], center, Vector2.Zero, 0, Color.White, 1, null, false);
screen.AddSprite(true, _textureKeys[5], right, Vector2.Zero, 0, Color.White, 1, null, false);
screen.AddText(_fontKey, _descriptionText, new Vector2(
_r[0, 0].X + buttonW,
(_r[0, 0].Y + (_textfield.Height / 2)) -
((SpriteFont)screen.ScreenManager.AssetsManager.GetAsset(_fontKey)).MeasureString(_descriptionText).Y / 2),
Vector2.Zero, Vector2.One,
0, Color.White, 0);
//this is the input string that is drawn
//its the same as _inputText but with a few modifications
string drawString = _inputText;
//do the password thing
if (_passwordMode)
{
int stars = drawString.Length - 0; if (stars < 0) stars = 0;
string s = ""; for (int i = 0; i < stars; i++) s += "*";
}
//add the flashing indicator
if (time.TotalGameTime.Milliseconds / 500 % 2 == 0) drawString += "|";
//format the string so its not to long for the textfield
while (((SpriteFont)screen.ScreenManager.AssetsManager.GetAsset(_fontKey)).MeasureString(drawString).X > center.Width) drawString = drawString.Remove(0, 1);
screen.AddText(_fontKey, drawString, new Vector2(
_r[1, 0].X + buttonW,
(_r[1, 0].Y + (_textfield.Height / 2)) -
((SpriteFont)screen.ScreenManager.AssetsManager.GetAsset(_fontKey)).MeasureString(drawString).Y / 2),
Vector2.Zero, Vector2.One,
0, Color.White, 0);
}
private void DrawButton(int x, int y, Screen screen)
{
int buttonW = (int)(_buttonWidth * 0.2f);
Rectangle left = new Rectangle(
_r[y,x].X,
_r[y, x].Y,
buttonW,
_r[y, x].Height);
Rectangle center = new Rectangle(
_r[y, x].X + buttonW,
_r[y, x].Y,
_r[y, x].Width - (buttonW * 2),
_r[y, x].Height);
Rectangle right = new Rectangle(
_r[y, x].X + _r[y, x].Width - buttonW,
_r[y, x].Y,
buttonW,
_r[y, x].Height);
screen.AddSprite(true, _textureKeys[0], left, Vector2.Zero, 0, Color.White, 1, null, false);
screen.AddSprite(true, _textureKeys[1], center, Vector2.Zero, 0, Color.White, 1, null, false);
screen.AddSprite(true, _textureKeys[2], right, Vector2.Zero, 0, Color.White, 1, null, false);
screen.AddText(_fontKey, _c[y, x], new Vector2(
(_r[y, x].X + (_r[y, x].Width / 2)) -
((SpriteFont)
screen.ScreenManager.AssetsManager.GetAsset(_fontKey)).
MeasureString(_c[y, x]).X / 2,
(_r[y, x].Y + (_r[y, x].Height / 2)) -
((SpriteFont)
screen.ScreenManager.AssetsManager.GetAsset(_fontKey)).
MeasureString(_c[y, x]).Y / 2),
Vector2.Zero, Vector2.One,
0, Color.White, 0);
}