public Sprite(Image sprite, Transformation transformation, AnimationScript animation, SATCollisionVolume collider)
{
this.Image = sprite;
SubRect = new Rectangle(0, 0, sprite.Texture.Width, sprite.Texture.Height);
this.Transformation = new Transformation(transformation);
this.AnimationScript = animation;
this.CollisionVolume = collider;
OnDraw += this.Draw;
if (CollisionVolume != null)
{
OnUpdate += delegate(GameTime time) { collider.TransformCollisionVolume(this.Transformation); };
}
}
/// <summary>
/// Converts a point in local object coordinate space into world coordinates
/// </summary>
/// <param name="translation"></param>
/// <param name="objectPoint">A point in object coordinate space. 0,0 = lower left corner of object</param>
/// <param name="worldPosition">The object's pivot position in world space</param>
/// <returns></returns>
public static Vector2 ObjectToWorld(Transformation transformation, Vector2 objectPoint, bool horizontalFlip)
{
if (horizontalFlip == true)
transformation.Scale *= new Vector2(-1, 1);
Matrix rotation = Matrix.CreateRotationZ(-transformation.Rotation);
Matrix scale = Matrix.CreateScale(new Vector3(transformation.Scale, 1));
if (horizontalFlip == true)
transformation.Scale *= new Vector2(-1, 1);
Matrix compositeTransformationMatrix = rotation * scale;
Vector2 offset = objectPoint - transformation.Pivot;
offset = Vector2.Transform(offset, compositeTransformationMatrix);
Vector2 worldPoint = transformation.Position + offset;
return worldPoint;
}
/// <summary>
/// Draws this sprite using the given transformation and depth
/// </summary>
/// <param name="transformation">The transformation to apply to the sprite</param>
/// <param name="depth">A depth value, from 0.0 (back) to 1.0 (front).</param>
/// <param name="sourceRectangle">Subrectangle on the sprite generated by ProcessAnimation. Contains a single frame of the sprite sheet.</param>
/// <remarks>If on a layer, depth only applies within that layer.</remarks>
internal void Draw(Transformation transformation, Rectangle? sourceRectangle)
{
if (sourceRectangle.HasValue)
{
Rectangle texelRect = sourceRectangle.Value;
ZeplinGame.spriteBatch.Draw(texture, new Vector2(transformation.Position.X, -transformation.Position.Y), texelRect,
color, transformation.Rotation, transformation.Pivot, transformation.Scale, Facing, transformation.Depth);
}
else
{
ZeplinGame.spriteBatch.Draw(texture, new Vector2(transformation.Position.X, -transformation.Position.Y), null,
color, transformation.Rotation, transformation.Pivot, transformation.Scale, Facing, transformation.Depth);
}
}
/// <summary>
/// Draws this sprite using the given transformation and depth
/// </summary>
/// <param name="transformation">The transformation to apply to the sprite</param>
/// <remarks>If on a layer, depth only applies within that layer.</remarks>
internal void Draw(Transformation transformation)
{
Draw(transformation, null);
}
public Sprite(Image sprite, Transformation transformation, SATCollisionVolume collider)
: this(sprite, transformation, null, collider)
{
}
/// <summary>
/// Constructs a tile with a sprite and a transformation
/// </summary>
/// <param name="sprite"></param>
/// <param name="transformation"></param>
public Sprite(Image sprite, Transformation transformation)
: this(sprite, transformation, null, null)
{
}
/// <summary>
/// An Actor can be drawn on screen, translated around arbitrarily, collide with other game objects, and process update logic every frame.
/// </summary>
/// <param name="sprite">The artwork the actor will use during Draw.</param>
/// <param name="transformation">Positioning information.</param>
public Actor(Image sprite, Transformation transformation)
: this(sprite, transformation, new SATCollisionVolume())
{
}
/// <summary>
/// An Actor can be drawn on screen, translated around arbitrarily, collide with other game objects, and process update logic every frame.
/// </summary>
/// <param name="sprite">The artwork the actor will use during Draw.</param>
/// <param name="transformation">Positioning information.</param>
/// <param name="collider">A collision shape that mirrors the transformation.</param>
public Actor(Image sprite, Transformation transformation, SATCollisionVolume collider)
: base(sprite, transformation, collider)
{
}
/// <summary>
/// Constructs a tile with a sprite and a transformation
/// </summary>
/// <param name="sprite"></param>
/// <param name="transformation"></param>
public Tile(Sprite sprite, Transformation transformation)
: this(sprite, transformation, null, null)
{
}
public Transformation(Transformation old)
: this(old.Position, old.Scale, old.Rotation, old.Pivot)
{
Depth = old.Depth;
}
/// <summary>
/// Creates a MenuItem with a Sprite and Transformation
/// </summary>
/// <param name="sprite"></param>
/// <param name="transformation"></param>
public MenuItem(Sprite sprite, Transformation transformation)
{
this.Sprite = sprite;
this.Transformation = transformation;
}
/// <summary>
/// Creates a MenuItem with a Sprite and Transformation
/// </summary>
/// <param name="spriteResource">A path to an art resource</param>
/// <param name="transformation"></param>
public MenuItem(String spriteResource, Transformation transformation)
{
this.Sprite = new Sprite(spriteResource);
this.Transformation = transformation;
}
public DrawCommand(Texture2D source, Transformation transformation)
{
this.source = source;
this.transformation = transformation;
this.destination = null;
}
public DrawCommand(Texture2D source, Transformation transformation, RenderTarget2D destination)
{
this.source = source;
this.transformation = transformation;
this.destination = destination;
}