Source: point.js

var Item = require('burner').Item,
    Utils = require('burner').Utils;

/**
 * Creates a new Point.
 *
 * Points are the most basic Flora item. They represent a fixed point in
 * 2D space and are just an extension of Burner Item with isStatic set to true.
 *
 * @constructor
 * @extends Item
 */
function Point() {
  Item.call(this);
}
Utils.extend(Point, Item);

/**
 * Initializes an instance of Point.
 *
 * @param {Object} [opt_options=] A map of initial properties.
 * @param {Array} [opt_options.color = 200, 200, 200] Color.
 * @param {number} [opt_options.borderRadius = 100] Border radius.
 * @param {number} [opt_options.borderWidth = 2] Border width.
 * @param {string} [opt_options.borderStyle = 'solid'] Border style.
 * @param {Array} [opt_options.borderColor = 60, 60, 60] Border color.
 */
Point.prototype.init = function(world, opt_options) {
  Point._superClass.init.call(this, world, opt_options);

  var options = opt_options || {};

  this.color = options.color || [200, 200, 200];
  this.borderRadius = typeof options.borderRadius === 'undefined' ? 100 : options.borderRadius;
  this.borderWidth = typeof options.borderWidth === 'undefined' ? 2 : options.borderWidth;
  this.borderStyle = options.borderStyle || 'solid';
  this.borderColor = options.borderColor || [60, 60, 60];

  // Points are static
  this.isStatic = true;
};

Point.prototype.step = function() {};

/**
 * Updates the corresponding DOM element's style property.
 * @function draw
 * @memberof Point
 */
Point.prototype.draw = function() {
  var cssText = this.getCSSText({
    x: this.location.x - (this.width / 2),
    y: this.location.y - (this.height / 2),
    angle: this.angle,
    scale: this.scale || 1,
    width: this.width,
    height: this.height,
    color0: this.color[0],
    color1: this.color[1],
    color2: this.color[2],
    colorMode: this.colorMode,
    borderRadius: this.borderRadius,
    borderWidth: this.borderWidth,
    borderStyle: this.borderStyle,
    borderColor0: this.borderColor[0],
    borderColor1: this.borderColor[1],
    borderColor2: this.borderColor[2]
  });
  this.el.style.cssText = cssText;
};

/**
 * Concatenates a new cssText string.
 *
 * @function getCSSText
 * @memberof Point
 * @param {Object} props A map of object properties.
 * @returns {string} A string representing cssText.
 */
Point.prototype.getCSSText = function(props) {
  return Item._stylePosition.replace(/<x>/g, props.x).replace(/<y>/g, props.y).replace(/<angle>/g, props.angle).replace(/<scale>/g, props.scale) + 'width: ' +
      props.width + 'px; height: ' + props.height + 'px; background-color: ' +
      props.colorMode + '(' + props.color0 + ', ' + props.color1 + (props.colorMode === 'hsl' ? '%' : '') + ', ' + props.color2 + (props.colorMode === 'hsl' ? '%' : '') +'); border: ' +
      props.borderWidth + 'px ' + props.borderStyle + ' ' + props.colorMode + '(' + props.borderColor0 + ', ' + props.borderColor1 + (props.colorMode === 'hsl' ? '%' : '') + ', ' + props.borderColor2 + (props.colorMode === 'hsl' ? '%' : '') + '); border-radius: ' +
      props.borderRadius + '%;';
};

module.exports = Point;