package level

// Level is the container format for Doodle map drawings.
type Level struct {
	Version  int32  `json:"version"` // File format version spec.
	Title    string `json:"title"`
	Author   string `json:"author"`
	Password string `json:"passwd"`
	Locked   bool   `json:"locked"`

	// Level size.
	Width  int32 `json:"w"`
	Height int32 `json:"h"`

	// The Palette holds the unique "colors" used in this map file, and their
	// properties (solid, fire, slippery, etc.)
	Palette []Palette `json:"palette"`

	// Pixels is a 2D array indexed by [X][Y]. The cell values are indexes into
	// the Palette.
	Pixels []Pixel `json:"pixels"`
}

// Pixel associates a coordinate with a palette index.
type Pixel struct {
	X       int32 `json:"x"`
	Y       int32 `json:"y"`
	Palette int32 `json:"p"`
}

// Palette are the unique pixel attributes that this map uses, and serves
// as a lookup table for the Pixels.
type Palette struct {
	// Required attributes.
	Color string `json:"color"`

	// Optional attributes.
	Solid bool `json:"solid,omitempty"`
	Fire  bool `json:"fire,omitempty"`
}