Initial sim implementation

sim/visuals/nodes/portView.ts

@@ -0,0 +1,25 @@
+/// <reference path="./staticView.ts" />
+
+namespace pxsim.visuals {
+
+    export class PortView extends StaticModuleView implements LayoutElement {
+
+        constructor(port: NodeType, private label: string) {
+            super(PORT_SVG, "port", NodeType.Port, port);
+        }
+
+        protected buildDomCore() {
+            const textLabel = this.content.getElementById(this.normalizeId("port_text")) as SVGTextElement;
+            textLabel.textContent = this.label;
+            textLabel.style.userSelect = 'none';
+        }
+
+        public getPaddingRatio() {
+            return 1 / 6;
+        }
+
+        public hasClick() {
+            return false;
+        }
+    }
+}