Add setting surface color and opacity in ..State::draw()

src/Application/States/PresentationState.cpp

@@ -13,7 +13,11 @@ PresentationState * PresentationState::instance(){
 }
 
 void PresentationState::draw(Application * app){
+	ofPushStyle();
+	ofSetColor(255, 255, 255, 255);
 	app->getSurfaceManager()->draw();
+	ofPopStyle();
+	
 	app->getGui()->draw();
 }
 

src/Application/States/ProjectionMappingState.cpp

@@ -17,7 +17,11 @@ ProjectionMappingState * ProjectionMappingState::instance(){
 }
 
 void ProjectionMappingState::draw(Application * app){
+	ofPushStyle();
+	ofSetColor(255, 255, 255, 255);
 	app->getSurfaceManager()->draw();
+	ofPopStyle();
+	
 	app->getGui()->draw();
 	
 	/*

src/Application/States/SourceSelectionState.cpp

@@ -13,7 +13,11 @@ SourceSelectionState * SourceSelectionState::instance(){
 }
 
 void SourceSelectionState::draw(Application * app){
+	ofPushStyle();
+	ofSetColor(255, 255, 255, 255);
 	app->getSurfaceManager()->draw();
+	ofPopStyle();
+	
 	app->getGui()->draw();
 	
 	Gui::instance()->getSurfaceHighlightWidget().setSurfaceManager(app->getSurfaceManager());

src/Application/States/TextureMappingState.cpp

@@ -14,7 +14,11 @@ TextureMappingState * TextureMappingState::instance(){
 
 void TextureMappingState::draw(Application * app){
 	app->getGui()->draw();
+	
+	ofPushStyle();
+	ofSetColor(255, 255, 255, 150);
 	app->getSurfaceManager()->draw();
+	ofPopStyle();
 	
 	Gui::instance()->getSurfaceHighlightWidget().setSurfaceManager(app->getSurfaceManager());
 	Gui::instance()->getSurfaceHighlightWidget().draw();