/// <summary>
/// Show a list of special abilities that a character may use
/// </summary>
/// <param name="character">The character being selected for special abilities</param>
/// <returns>An event handler to execute to show the abilities.</returns>
private void SelectSpecialAbility(Combatant character)
{
// delete the current radial menu options, which should be move/attack/special/item for the character.
// should.
_radialMenuControl.ClearOptions();
// go through each ability the character can currently use
foreach (var ability in character.GetAbilities().Where(character.CanUseAbility).Where(a => a.AbilityType == AbilityType.Active))
{
var tempAbility = ability;
var button = new RadialButtonControl
{ImageFrame = ability.ImageName, Bounds = new UniRectangle(0, 0, 64, 64), Enabled = false};
// only bind event handlers onto abilities that are cheap enough to use
if (ability.ManaCost <= character.CurrentMana)
{
button.Enabled = true;
button.MouseOver = () => PreviewAbility(tempAbility);
button.MouseOut = () =>
{
if (_aimAbility != null) return;
HideGui(_abilityStatLayer);
_battleBoardLayer.ResetGrid();
};
button.MouseClick = () => { };
button.MouseRelease += () => { SelectAbilityTarget(character, tempAbility);
_aimTime = DateTime.Now;
};
}
else
{
button.MouseRelease = () => { };
}
_radialMenuControl.AddOption(ability.Name, button);
}
}
/// <summary>
/// Process a character that has been selected by the player, showing a radial menu of options.
/// </summary>
/// <param name="character">The character whose options are to be displayed.</param>
public void SelectCharacter(Combatant character)
{
// if they clicked on the character already being shown, assume they want to close the menu
if (character == _selectedCharacter)
{
DeselectCharacter();
return;
}
// you can only click on your characters during your turn
if (_state != BattleState.PlayerTurn) return;
if (character.Faction != 0) return;
if (_radialMenuControl != null)
{
Gui.Screen.Desktop.Children.Remove(_radialMenuControl);
_radialMenuControl = null;
}
var menu = new RadialMenuControl(((IInputService)Game.Services.GetService(typeof(IInputService))).GetMouse())
{
CenterX = (int)character.Avatar.Sprite.X + character.Avatar.Sprite.Width/2 - 10,
CenterY = (int)character.Avatar.Sprite.Y + character.Avatar.Sprite.Height/2,
OnExit = DeselectCharacter
};
// move icon, plus event handlers
var icon = new RadialButtonControl {ImageFrame = "move", Bounds = new UniRectangle(0, 0, 64, 64)};
if (character.CanMove)
{
icon.MouseOver += () =>
{
if (!character.CanMove) return;
_battleBoardLayer.SetTargettingGrid(
character.GetMovementGrid(BattleBoard.GetAccessibleGrid(character.Faction)),
new Grid(1, 1)
);
};
icon.MouseOut += () => { if (_aimAbility == null) _battleBoardLayer.ResetGrid(); };
icon.MouseClick += () => { SelectAbilityTarget(character, Ability.Factory(Game, "move"));
_aimTime = DateTime.Now;
};
}
else
{
// if they can't move, this icon does nothing
icon.MouseOver = () => { };
icon.MouseOut = () => { };
icon.MouseClick = () => { };
icon.MouseRelease = () => { };
icon.Enabled = false;
}
menu.AddOption("move", icon);
//// attack icon, plus handlers
icon = new RadialButtonControl { ImageFrame = "attack", Bounds = new UniRectangle(0, 0, 64, 64) };
if (character.CanAct)
{
var ability = Ability.Factory(Game, "attack");
ability.Character = character;
icon.MouseOver += () =>
{
if (!character.CanAct) return;
_battleBoardLayer.SetTargettingGrid(
ability.GenerateTargetGrid(BattleBoard.Sandbag.Clone()),
new Grid(1, 1)
);
};
icon.MouseOut += () => { if (_aimAbility == null) _battleBoardLayer.ResetGrid(); };
icon.MouseRelease += () => { SelectAbilityTarget(character, ability);
_aimTime = DateTime.Now;
};
}
else
{
// if they can't act, this icon does nothing
icon.MouseOver = () => { };
icon.MouseOut = () => { };
icon.MouseClick = () => { };
icon.MouseRelease = () => { };
icon.Enabled = false;
}
menu.AddOption("attack", icon);
//// special abilities icon, plus event handlers
icon = new RadialButtonControl { ImageFrame = "special", Bounds = new UniRectangle(0, 0, 64, 64) };
if (character.CanAct)
{
icon.MouseRelease += () => SelectSpecialAbility(character);
}
else
{
// if they can't act, this icon does nothing
icon.MouseOver = () => { };
icon.MouseOut = () => { };
icon.MouseClick = () => { };
icon.MouseRelease = () => { };
icon.Enabled = false;
}
menu.AddOption("special", icon);
icon = new RadialButtonControl
{ImageFrame = "item", Bounds = new UniRectangle(0, 0, 64, 64), Enabled = false};
menu.AddOption("item", icon);
_radialMenuControl = menu;
Gui.Screen.Desktop.Children.Add(_radialMenuControl);
_selectedCharacter = character;
_state = BattleState.CharacterSelected;
}