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import { applyTMXProperties } from "./TMXUtils.js";
import TMXObject from "./TMXObject.js";
import TMXLayer from "./TMXLayer.js";
import { clamp } from "./../../math/math.js";
/**
* @classdesc
* object group definition as defined in Tiled.
* (group definition is translated into the virtual `me.game.world` using `me.Container`)
* @ignore
*/
export default class TMXGroup {
constructor(map, data, z) {
/**
* group name
* @type {string}
*/
this.name = data.name;
/**
* group width
* @type {number}
*/
this.width = data.width || 0;
/**
* group height
* @type {number}
*/
this.height = data.height || 0;
/**
* tint color
* @type {string}
*/
this.tintcolor = data.tintcolor;
/**
* the group class
* @type {string}
*/
this.class = data.class;
/**
* group z order
* @type {number}
*/
this.z = z;
/**
* group objects list definition
* @see TMXObject
* @type {object[]}
*/
this.objects = [];
let visible = typeof(data.visible) !== "undefined" ? data.visible : true;
this.opacity = (visible === true) ? clamp(+data.opacity || 1.0, 0.0, 1.0) : 0;
// check if we have any user-defined properties
applyTMXProperties(this, data);
// parse all child objects/layers
if (data.objects) {
data.objects.forEach((object) => {
object.tintcolor = this.tintcolor;
this.objects.push(new TMXObject(map, object, z));
});
}
if (data.layers) {
data.layers.forEach((data) => {
let layer = new TMXLayer(map, data, map.tilewidth, map.tileheight, map.orientation, map.tilesets, z++);
// set a renderer
layer.setRenderer(map.getRenderer());
// resize container accordingly
this.width = Math.max(this.width, layer.width);
this.height = Math.max(this.height, layer.height);
this.objects.push(layer);
});
}
}
/**
* reset function
* @ignore
*/
destroy() {
// clear all allocated objects
this.objects = null;
}
/**
* return the object count
* @ignore
*/
getObjectCount() {
return this.objects.length;
}
/**
* returns the object at the specified index
* @ignore
*/
getObjectByIndex(idx) {
return this.objects[idx];
}
}