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use std::u32;

use rgb::RGBA;

use super::layer_tile::LayerTile;

#[derive(Debug)]
pub struct LayerChunk {
    pub x: u32,
    pub y: u32,
    pub width: u32,
    pub height: u32,
    pub data: Vec<LayerTile>,
}

#[derive(Debug)]
pub enum LayerData {
    Tiles(Vec<LayerTile>),
    Chunks(Vec<LayerChunk>),
}

#[derive(Debug)]
pub struct Layer {
    /// Unique ID of the layer. Each layer that added to a map gets a unique id. Even if a layer is
    /// deleted, no layer ever gets the same ID. Can not be changed in Tiled. (since Tiled 1.2)
    pub id: u32,
    /// The name of the layer. (defaults to “”)
    pub name: String,
    /// The x coordinate of the layer in tiles. Defaults to 0 and can not be changed in Tiled.
    pub x: u32,
    /// The y coordinate of the layer in tiles. Defaults to 0 and can not be changed in Tiled.
    pub y: u32,
    /// The width of the layer in tiles. Always the same as the map width for fixed-size maps.
    pub width: u32,
    /// The height of the layer in tiles. Always the same as the map height for fixed-size maps.
    pub height: u32,
    /// The opacity of the layer as a value from 0 to 1. Defaults to 1.
    pub opacity: f32,
    /// Whether the layer is shown (1) or hidden (0). Defaults to 1.
    pub visible: bool,
    /// A tint color that is multiplied with any tiles drawn by this layer in #AARRGGBB or #RRGGBB format (optonal).
    pub tintcolor: Option<RGBA<u8>>,
    /// Horizontal offset for this layer in pixels. Defaults to 0. (since 0.14)
    pub offsetx: u32,
    /// Vertical offset for this layer in pixels. Defaults to 0. (since 0.14)
    pub offsety: u32,
    // /// Horizontal parallax factor for this layer. Defaults to 1. (since 1.5)
    // pub parallaxx: ?
    // /// Vertical parallax factor for this layer. Defaults to 1. (since 1.5)
    // pub parallaxy: ?
    pub properties: Option<super::property::Properties>,
    pub data: LayerData,
}