public override void Draw(Entity entity)
{
var sprite = entity.GetComponent <SpriteComponent>();
if (!TryGetAnimatedSprite(sprite, out Rect2d src) && !TryGetStaticSprite(sprite, out src))
{
// Can't determine a valid sprite to draw
return;
}
Rect2d dest = entity.Space;
// Get the origin before any transformations are applied
Vector2d origin = (dest.GetOriginPosition() - dest.TopLeft).ToVector();
Rotation2d rotation = sprite.Rotation;
if (sprite.RotationAnimation != null)
{
rotation.Turn(sprite.RotationAnimation.GetFrame(this.Timer.Total));
}
dest.Shift(sprite.Offset);
if (sprite.OffsetAnimation != null)
{
dest.Shift(sprite.OffsetAnimation.GetFrame(this.Timer.Total));
}
dest.Scale(sprite.Scale);
if (sprite.ScaleAnimation != null)
{
var animScale = sprite.ScaleAnimation.GetFrame(this.Timer.Total);
dest.Scale(animScale);
}
entity.SetDirective <SpriteDirective>("simple-sprite", sd =>
{
sd.Asset = sprite.SpriteSheet.Name;
sd.Source = src;
sd.Destination = dest.GetOriginPosition();
sd.Size = dest.GetSize();
sd.Rotation = rotation.Radians;
sd.Origin = origin;
});
if (sprite.EnableBoxOutline)
{
entity.SetDirective <PolygonDirective>("simple-sprite-box-outline", pd =>
{
pd.Color = new ColorRGBA(255, 255, 0);
pd.Points = dest.ToPolygon().Points;
});
}
}
public void CanGetPositionAtOrigin()
{
var anchor = Anchor2d.MiddleRight;
var rect = new Rect2d(100, 200, 300, 400, anchor);
var pos1 = rect.GetAnchorPosition(anchor);
var pos2 = rect.GetOriginPosition();
Assert.Equal(pos1, pos2);
}