Convert Viewport to a TS class

src/Interfaces.ts

@@ -0,0 +1,14 @@
+/**
+ * xterm.js: xterm, in the browser
+ * Copyright (c) 2014-2016, SourceLair Private Company (www.sourcelair.com (MIT License)
+ */
+
+export interface ITerminal {
+  rowContainer: HTMLElement;
+  ydisp: number;
+  lines: string[];
+  rows: number;
+
+  on(event: string, callback: () => void);
+  scrollDisp(disp: number, suppressScrollEvent: boolean);
+}