Implemented core library

1 files changed, 87 insertions, 0 deletions

diff --git a/src/element.js b/src/element.js
index e69de29..d38e323 100644
--- a/src/element.js
+++ b/src/element.js
@@ -0,0 +1,87 @@
+
+SVG.Element = function Element(svgElement) {
+  this.svgElement = svgElement;
+  this.attributes = {};
+};
+
+//-D // inherit from SVG.Object
+//-D SVG.Element.prototype = new SVG.Object();
+
+// move element to given x and y values
+SVG.Element.prototype.move = function(x, y) {
+  this.setAttribute('x', x);
+  this.setAttribute('y', y);
+  
+  return this;
+};
+
+// set element opacity
+SVG.Element.prototype.opacity = function(o) {
+  return this.setAttribute('opacity', Math.max(0, Math.min(1, o)));
+};
+
+// set element size to given width and height
+SVG.Element.prototype.size = function(w, h) {
+  this.setAttribute('width', w);
+  this.setAttribute('height', h);
+  
+  return this;
+};
+
+// clip element using another element
+SVG.Element.prototype.clip = function(block) {
+  var p = this.parentSVG().defs().clipPath();
+  block(p);
+  
+  return this.clipTo(p);
+};
+
+// distribute clipping path to svg element
+SVG.Element.prototype.clipTo = function(p) {
+  return this.setAttribute('clip-path', 'url(#' + p.id + ')');
+};
+
+// remove element
+SVG.Element.prototype.destroy = function() {
+  return this.parent != null ? this.parent.remove(this) : void 0;
+};
+
+// get parent document
+SVG.Element.prototype.parentDoc = function() {
+  return this._findParent(SVG.Document);
+};
+
+// get parent svg wrapper
+SVG.Element.prototype.parentSVG = function() {
+  return this._findParent(SVG.Nested) || this.parentDoc();
+};
+
+// set svg element attribute
+SVG.Element.prototype.setAttribute = function(a, v, ns) {
+  this.attributes[a] = v;
+  
+  if (ns != null)
+    this.svgElement.setAttributeNS(ns, a, v);
+  else
+    this.svgElement.setAttribute(a, v);
+  
+  return this;
+};
+
+// get bounding box
+SVG.Element.prototype.getBBox = function() {
+  return this.svgElement.getBBox();
+};
+
+// private: find svg parent
+SVG.Element.prototype._findParent = function(pt) {
+  var e = this;
+  
+  while (e != null && !(e instanceof pt))
+    e = e.parent;
+  
+  return e;
+};
+
+// include the dispatcher object
+SVG.Element.include(SVG.Dispatcher);
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