Implemented core library

1 files changed, 51 insertions, 0 deletions

diff --git a/src/shape.js b/src/shape.js
index e69de29..8295f1c 100644
--- a/src/shape.js
+++ b/src/shape.js
@@ -0,0 +1,51 @@
+
+SVG.Shape = function Shape(element) {
+  this.drag = new SVG.Draggable(this);
+  this.constructor.call(this, element);
+};
+
+// inherit from SVG.Element
+SVG.Shape.prototype = new SVG.Element();
+
+// set fill color and opacity
+SVG.Shape.prototype.fill = function(fill) {
+  this._formatColor(fill);
+  
+  if (fill.color != null)
+    this.setAttribute('fill', fill.color);
+  
+  if (fill.opacity != null)
+    this.setAttribute('fill-opacity', fill.opacity);
+  
+  return this;
+};
+
+// set stroke color and opacity
+SVG.Shape.prototype.stroke = function(stroke) {
+  this._formatColor(stroke);
+  
+  if (stroke.color != null)
+    this.setAttribute('stroke', stroke.color);
+  
+  if (stroke.width != null)
+    this.setAttribute('stroke-width', stroke.width);
+  
+  if (stroke.opacity != null)
+    this.setAttribute('stroke-opacity', stroke.opacity);
+  
+  if (this.attributes['fill-opacity'] == null)
+    this.fill({ opacity: 0 });
+  
+  return this;
+};
+
+// ensure correct color string
+SVG.Shape.prototype._formatColor = function(obj) {
+  if (typeof obj.color === 'number') {
+    obj.color = '' + obj.color.toString(16);
+    while (obj.color.length < 6)
+      obj.color = '0' + obj.color;
+    
+    return obj.color = '#' + obj.color;
+  }
+};
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