/// <summary>
/// Gives the distance in pixels between the center of
/// this sprite and the center of the target sprite
/// </summary>
/// <param name="sprite">target sprite</param>
/// <returns>distance in pixels</returns>
public double DistanceFrom(ISnapsSprite sprite)
{
double dx = Math.Abs(this.CenterX - sprite.CenterX);
double dy = Math.Abs(this.CenterY - sprite.CenterY);
return(Math.Sqrt((dx * dx) + (dy * dy)));
}
/// <summary>
/// Text to see if a bounding box around this sprite
/// intersects with a bounding box around another sprite
/// </summary>
/// <param name="sprite">sprite to test against</param>
/// <returns>true if the bounding boxes intersect</returns>
public bool IntersectsWith(ISnapsSprite sprite)
{
if (this.X > (sprite.X + sprite.Width))
{
return(false);
}
if (this.Y > (sprite.Y + sprite.Height))
{
return(false);
}
if (this.X + this.Width < sprite.X)
{
return(false);
}
if (this.Y + this.Height < sprite.Y)
{
return(false);
}
return(true);
}
public void RemoveSpriteFromGame(ISnapsSprite sprite)
{
removeSprites.Add(sprite);
}
public void AddSpriteToGame(ISnapsSprite sprite)
{
sprite.SpriteSetup(graphicsCanvas);
gameSprites.Add(sprite);
}
/// <summary>
/// Remove the given sprite from the game engine.
/// The sprite will no longer be drawn. If the sprite
/// is not in the engine the method has no effect.
/// </summary>
/// <param name="sprite">sprite to be removed</param>
public static void RemoveSpriteFromGame(ISnapsSprite sprite)
{
manager.RemoveSpriteFromGame(sprite);
}
/// <summary>
/// Add the given sprite to the game engine. The sprite will
/// be drawn each time the game engine redraws.
/// </summary>
/// <param name="sprite">sprite to be added</param>
public static void AddSpriteToGame(ISnapsSprite sprite)
{
manager.AddSpriteToGame(sprite);
}
