Fix not being able to drag vertices in projection mapping mode

src/Application/States/ProjectionMappingState.cpp

@@ -283,14 +283,17 @@ void ProjectionMappingState::onKeyPressed(Application * app, ofKeyEventArgs & ar
 
 void ProjectionMappingState::onMousePressed(Application * app, ofMouseEventArgs & args){
 	Gui::instance()->onMousePressed(args);
+	app->getGui()->mousePressed(args);
 }
 
 void ProjectionMappingState::onMouseReleased(Application * app, ofMouseEventArgs & args){
 	Gui::instance()->onMouseReleased(args);
+	app->getGui()->mouseReleased(args);
 }
 
 void ProjectionMappingState::onMouseDragged(Application * app, ofMouseEventArgs & args){
 	Gui::instance()->onMouseDragged(args);
+	app->getGui()->mouseDragged(args);
 }
 
 void ProjectionMappingState::onJointPressed(Application * app, GuiJointEvent & e){

src/Surfaces/SurfaceManagerGui.cpp

@@ -163,16 +163,23 @@ void SurfaceManagerGui::mouseReleased(ofMouseEventArgs & args){
 }
 
 void SurfaceManagerGui::mouseDragged(ofMouseEventArgs & args){
-	textureEditor.mouseDragged(args);
+	if(guiMode == GuiMode::TEXTURE_MAPPING){
+		textureEditor.mouseDragged(args);
+	}else if(guiMode == GuiMode::PROJECTION_MAPPING){
+		projectionEditor.mouseDragged(args);
+	}
 	
 	if(bDrag){
 		ofVec2f mousePosition = ofVec2f(args.x, args.y);
 		ofVec2f distance = mousePosition - clickPosition;
 
 		if(guiMode == GuiMode::PROJECTION_MAPPING){
-			// add this distance to all vertices in surface
+			
+			// Moves the selected surface on drag
 			projectionEditor.moveSelectedSurface(distance);
 		}else if(guiMode == GuiMode::TEXTURE_MAPPING){
+		
+			// Moves the crop area of the texture
 			textureEditor.moveTexCoords(distance);
 		}
 		clickPosition = mousePosition;

src/UserInterface/ProjectionEditor.cpp

@@ -78,6 +78,12 @@ void ProjectionEditor::draw(){
 }
 
 void ProjectionEditor::mouseDragged(ofMouseEventArgs & args){
+	
+	// Pass args to joint mouse events
+	for(unsigned int i = 0; i < joints.size(); ++i){
+		joints[i]->mouseDragged(args);
+	}
+	
 	ofVec2f mousePosition = ofVec2f(args.x, args.y);
 
 	// Collect all vertices of the projection surfaces