Add `SurfaceFactory` class files

src/Surfaces/SurfaceFactory.cpp

@@ -0,0 +1,26 @@
+#include "SurfaceFactory.h"
+
+namespace ofx {
+namespace piMapper {
+
+SurfaceFactory * SurfaceFactory::_instance = 0;
+
+SurfaceFactory * SurfaceFactory::instance(){
+	if(_instance == 0){
+		_instance = new ofx::piMapper::SurfaceFactory();
+	}
+	return _instance;
+}
+
+BaseSurface * SurfaceFactory::createSurface(int type){
+	if(type == SurfaceType::TRIANGLE_SURFACE){
+		// TODO: Create triangle surface
+	}else if(type == SurfaceType::QUAD_SURFACE){
+		// TODO: Create quad surface
+	}else{
+		throw runtime_error("Undefined surface type");
+	}
+}
+
+} // namespace piMapper
+} // namespace ofx

src/Surfaces/SurfaceFactory.h

@@ -0,0 +1,23 @@
+#pragma once
+
+#include "ofMain.h"
+#include "BaseSurface.h"
+#include "SurfaceType.h"
+
+namespace ofx {
+namespace piMapper {
+
+// The surface factory singleton
+class SurfaceFactory {
+	public:
+		static SurfaceFactory * instance();
+	
+		// Create new surface based on type
+		BaseSurface * createSurface(int type);
+	
+	private:
+		static SurfaceFactory * _instance;
+	};
+
+} // namespace piMapper
+} // namespace ofx