Integrate `AddGridRowCmd` into `Application`

src/Application/ProjectionMappingState.cpp

@@ -64,7 +64,21 @@ void ProjectionMappingState::onKeyPressed(Application * app, ofKeyEventArgs & ar
 					 (QuadSurface *)app->getSurfaceManager()->getSelectedSurface() ) );
 		 }
 		 break;
-
+	 
+	 case '}':
+		 if(app->getSurfaceManager()->getSelectedSurface() != 0){
+			if(app->getSurfaceManager()->getSelectedSurface()->getType() ==
+				SurfaceType::GRID_WARP_SURFACE){
+				
+				// TODO: The command should not require projection editor pointer
+				app->getCmdManager()->exec(
+					new AddGridRowCmd(
+						(GridWarpSurface *)app->getSurfaceManager()->getSelectedSurface(),
+						app->getGui()->getProjectionEditor() ));
+			}
+		 }
+		 break;
+		 
 	 default:
 		 break;
 	}

src/Application/ProjectionMappingState.h

@@ -6,6 +6,7 @@
 #include "ofGraphics.h"
 #include "AddSurfaceCmd.h"
 #include "RmSurfaceCmd.h"
+#include "AddGridRowCmd.h"
 #include "TogglePerspectiveCmd.h"
 #include "SurfaceType.h"