/// <summary>
/// Changes the currently selected ship.
/// </summary>
/// <param name="info">Info of the player changing ship selection.</param>
/// <param name="left">True if selecting the ship to the left.</param>
async void ShiftSelection(SelectionDrawInfo info, bool left)
{
if (info.ShiftingSelection)
{
return;
}
SoundManager.PlaySound("Select01");
info.ShiftingSelection = true;
// Calcula próxima nave, de acordo com direção pressionada
var oldOption = info == _p1Info ? _result.Player1Selection : _result.Player2Selection;
var nextOption = _ships[(_ships.IndexOf(oldOption) + (left ? -1 : 1)).Mod(_ships.Count)];
// Troca a nave selecionada pelo jogador
if (info == _p1Info)
{
_result.Player1Selection = nextOption;
}
else
{
_result.Player2Selection = nextOption;
}
// Realiza animação de transição
await TaskEx.WhenAll(
// Anima zoom in, de nave selecionada
FloatAnimation(300, 1, 2, v => info.IconScales[nextOption] = new Vector2(v), easingFunction : Sinusoidal.EaseOut),
// Anima zoom out, de nave desselecionada
FloatAnimation(100, 2, 1, v => info.IconScales[oldOption] = new Vector2(v)),
// Anima deslocamento para direita/esquerda
FloatAnimation(100, _spacing *(left ? -1 : +1), 0, v => info.DrawShift = (int)v)
);
info.ShiftingSelection = false;
}
/// <summary>
/// Checks the player input and execute its actions.
/// </summary>
/// <param name="info">Player info.</param>
/// <param name="input">Player input.</param>
void CheckPlayerInput(SelectionDrawInfo info, PlayerInput input)
{
if (input.Right)
{
ShiftSelection(info, left: false);
}
else if (input.Left)
{
ShiftSelection(info, left: true);
}
}
public GamePlaySetup(MainGame game)
: base(game)
{
_ships = LoadShips().ToList();
_spacing = GraphicsDevice.PresentationParameters.BackBufferWidth / Math.Min(_ships.Count, MaxVisibleShips);
_result = new Result
{
Player1Selection = _ships[0],
Player2Selection = _ships[_ships.Count / 2]
};
_p1Info = new SelectionDrawInfo {
IconScales = GetDefaultScales(_result.Player1Selection)
};
_p2Info = new SelectionDrawInfo {
IconScales = GetDefaultScales(_result.Player2Selection)
};
}
/// <summary>
/// Draw the ship selection for the specified player at the specified position.
/// </summary>
/// <param name="selection">Current player selection.</param>
/// <param name="drawInfo">Current player draw info.</param>
/// <param name="y">The y position on the screen where the selection will be drawn.</param>
void DrawPlayerSelection(ShipDescription selection, SelectionDrawInfo drawInfo, int y)
{
SpriteBatch.DrawString(_bigFont, selection.Name, new Vector2(Game.Window.ClientBounds.Width / 2, y), new Color(Color.White, _descriptionOpacity), HorizontalAlign.Center);
int sideShips = Math.Min(_ships.Count, MaxVisibleShips) - 2;
int width = (sideShips * 2 + 1) * _spacing;
int x = (Game.Window.ClientBounds.Width - width) / 2 + _spacing / 2;
var option = _ships.IndexOf(selection);
for (int i = option - sideShips; i <= option + sideShips; i++, x += _spacing)
{
var ship = _ships[i.Mod(_ships.Count)];
SpriteBatch.Draw(ship.Texture,
position: new Vector2(x + drawInfo.DrawShift, y + 110),
scale: drawInfo.IconScales[ship],
origin: new Vector2(ship.Texture.Width / 2, ship.Texture.Height / 2));
}
#region Stats
int statsY = y + 180;
var leftStats = new Dictionary <string, object>
{
{ "Special", selection.SpecialAttack.Name },
{ "Speed", selection.MaxSpeed }
};
var rightStats = new Dictionary <string, object>
{
{ "Mass", selection.Mass },
{ "Fuel Duration", selection.FuelDuration.ToString("%s") },
};
var leftStatsString = string.Join("\r\n", leftStats.Select(k => k.Key + ": " + k.Value));
var rightStatsString = string.Join("\r\n", rightStats.Select(k => k.Key + ": " + k.Value));
var statsColor = new Color(Color.Gray, 0.6f);
SpriteBatch.DrawString(_smallFont, leftStatsString, new Vector2(_statsX + 40, statsY), statsColor);
SpriteBatch.DrawString(_smallFont, rightStatsString, new Vector2(_statsX + 420, statsY), statsColor);
#endregion
}
