Add ofxPiMapper::setNextPreset

src/ofxPiMapper.cpp

@@ -26,6 +26,10 @@ void ofxPiMapper::setActivePreset(unsigned int i){
 	_application.getSurfaceManager()->setActivePreset(i);
 }
 
+void ofxPiMapper::setNextPreset(){
+	_application.getSurfaceManager()->setNextPreset();
+}
+
 bool ofxPiMapper::loadXmlSettings(string fileName){
 	return _application.loadXmlSettings(fileName);
 }

src/ofxPiMapper.h

@@ -28,6 +28,7 @@ class ofxPiMapper {
 		void registerFboSource(ofx::piMapper::FboSource & fboSource);
 		void registerFboSource(ofx::piMapper::FboSource * fboSource);
 		void setActivePreset(unsigned int i);
+		void setNextPreset();
 
 		bool loadXmlSettings(string fileName);