Source: core/drawing/shape/abstract/shapeStylable.js

  1. /**
  2.  * @fileoverview An abstract class describing style information for shapes.
  3.  * @private
  4.  */
  6. goog.provide('xrx.shape.Style');
  10. goog.require('goog.Disposable');
  11. goog.require('xrx.shape');
  15. /**
  16.  * A class describing style information for shapes.
  17.  * @constructor
  18.  */
  19. xrx.shape.Style = function() {
  21.   goog.base(this);
  23.   /**
  24.    * Object describing the fill style.
  25.    * @type {Object}
  26.    * @private
  27.    */
  28.   this.fill_ = {
  29.     color: '',
  30.     opacity: 0
  31.   };
  33.   /**
  34.    * Object describing the stroke style.
  35.    * @type {Object}
  36.    * @private
  37.    */
  38.   this.stroke_ = {
  39.     color: 'black',
  40.     width: 1
  41.   };
  42. };
  43. goog.inherits(xrx.shape.Style, goog.Disposable);
  47. /**
  48.  * Sets a stylable object for this shape.
  49.  * @param {xrx.shape.Style} style 
  50.  */
  51. xrx.shape.Style.prototype.setStyle = function(stylable) {
  52.   this.stroke_.color = stylable.getStrokeColor();
  53.   this.stroke_.width = stylable.getStrokeWidth();
  54.   this.fill_.color = stylable.getFillColor();
  55.   this.fill_.opacity = stylable.getFillOpacity();
  56. };
  60. /**
  61.  * Returns the stroke width of this shape.
  62.  * @return {number} The stroke width.
  63.  */
  64. xrx.shape.Style.prototype.getStrokeWidth = function() {
  65.   return this.stroke_.width;
  66. };
  70. /**
  71.  * Sets the stroke width of this shape.
  72.  * @param {number} width The stroke width.
  73.  */
  74. xrx.shape.Style.prototype.setStrokeWidth = function(width) {
  75.   if (width !== undefined) this.stroke_.width = width;
  76. };
  80. /**
  81.  * Returns the stroke color of this shape.
  82.  * @return {string} The stroke color.
  83.  */
  84. xrx.shape.Style.prototype.getStrokeColor = function() {
  85.   return this.stroke_.color;
  86. };
  90. /**
  91.  * Sets the stroke color of this shape.
  92.  * @param {string} color The stroke color.
  93.  */
  94. xrx.shape.Style.prototype.setStrokeColor = function(color) {
  95.   if (color !== undefined) this.stroke_.color = color;
  96. };
  100. /**
  101.  * Returns the fill color of this shape.
  102.  * @return {string} The fill color.
  103.  */
  104. xrx.shape.Style.prototype.getFillColor = function() {
  105.   return this.fill_.color;
  106. };
  110. /**
  111.  * Sets the fill color of this shape.
  112.  * @param {string} color The fill color.
  113.  */
  114. xrx.shape.Style.prototype.setFillColor = function(color) {
  115.   if (this.fill_.opacity === 0) this.fill_.opacity = 1;
  116.   if (color !== undefined) this.fill_.color = color;
  117. };
  121. /**
  122.  * Returns the fill opacity of this shape.
  123.  * @return {number} The fill opacity.
  124.  */
  125. xrx.shape.Style.prototype.getFillOpacity = function() {
  126.   return this.fill_.opacity;
  127. };
  131. /**
  132.  * Sets the fill opacity of this shape.
  133.  * @param {number} factor The fill opacity.
  134.  */
  135. xrx.shape.Style.prototype.setFillOpacity = function(factor) {
  136.   if (factor !== undefined) this.fill_.opacity = factor;
  137. };
  141. /**
  142.  * Disposes this style information object.
  143.  */
  144. xrx.shape.Style.prototype.disposeInternal = function() {
  145.   this.fill_ = null;
  146.   this.stroke_ = null;
  147.   goog.base(this, 'disposeInternal');
  148. };