3 files changed, 53 insertions, 13 deletions
diff --git a/gui/src/main.cpp b/gui/src/main.cpp
index bdc0e8a..763fb73 100644
--- a/gui/src/main.cpp
+++ b/gui/src/main.cpp
@@ -39,6 +39,7 @@ int main(int argc, char *argv[]){
 	ofAddListener(mainWindow->events().draw,mainApp.get(),&ofApp::drawOutput);
 	ofAddListener(mainWindow->events().windowResized,mainApp.get(),&ofApp::outputWindowResized);
 	ofAddListener(mainWindow->events().keyPressed,mainApp.get(),&ofApp::outputKeyPressed);
+	ofAddListener(mainWindow->events().keyReleased,mainApp.get(),&ofApp::outputKeyReleased);
 	ofAddListener(mainWindow->events().mouseDragged,mainApp.get(),&ofApp::outputMouseDragged);
 	ofAddListener(mainWindow->events().mousePressed,mainApp.get(),&ofApp::outputMousePressed);
 	ofAddListener(mainWindow->events().mouseReleased,mainApp.get(),&ofApp::outputMouseReleased);
diff --git a/gui/src/ofApp.cpp b/gui/src/ofApp.cpp
index e8241c2..3b24b43 100644
--- a/gui/src/ofApp.cpp
+++ b/gui/src/ofApp.cpp
@@ -57,6 +57,8 @@ void ofApp::setup(){
 
 	outputPosition=ofPoint(0,0);
 	outputScale=1.0f;
+	outputOffsetScale=1.0f;
+	commandPressed=false;
 
 
 }
@@ -190,13 +192,20 @@ void ofApp::draw(){
 
 			glTranslatef(2048.0f+outputPosition.x,2048.0f+outputPosition.y,0);
 
-			if (bOutputSelected) ofSetColor(255,0,0);
+			if (bOutputSelected) {
+				if (commandPressed) {
+					ofSetColor(0,255,0);
+				}
+				else {
+					ofSetColor(255,0,0);
+				}
+			}
 
 			ofDrawRectangle(
-				(-outputWindowSize.x/2)*outputScale,
-				(-outputWindowSize.y/2)*outputScale,
-				outputWindowSize.x*outputScale,
-				outputWindowSize.y*outputScale);
+				(-outputWindowSize.x/2)*outputScale*outputOffsetScale,
+				(-outputWindowSize.y/2)*outputScale*outputOffsetScale,
+				outputWindowSize.x*outputScale*outputOffsetScale,
+				outputWindowSize.y*outputScale*outputOffsetScale);
 
 		glPopMatrix();
 	}
@@ -403,10 +412,14 @@ void ofApp::drawOutput(ofEventArgs & args){
 		}
 	}
 
-	int num = laser.draw(laserOutput);
+	int num = 0;
+
+	if (laserOutput.size()){
+		num=laser.draw(laserOutput);
 
-	for (auto& shape:laserOutput){
-		shape.draw();
+		for (auto& shape:laserOutput){
+			shape.draw();
+		}
 	}
 
 	if (bDrawFrame){
@@ -469,8 +482,15 @@ void ofApp::keyPressed(ofKeyEventArgs &args){
 }
 
 //--------------------------------------------------------------
-void ofApp::keyReleased(int key){
-	if (key==OF_KEY_COMMAND){
+void ofApp::outputKeyReleased(ofKeyEventArgs &args){
+
+	outputKeyReleased(args);
+
+
+}
+
+void ofApp::keyReleased(ofKeyEventArgs &args){
+	if (args.key==OF_KEY_COMMAND){
 		commandPressed=false;
 	}
 }
@@ -490,7 +510,18 @@ void ofApp::outputMouseDragged(ofMouseEventArgs & args){
 
 void ofApp::mouseDragged(int x, int y, int button){
 	if (bOutputSelected){
-		outputOffset=ofPoint(x,y)-outputSelectionPoint;
+		if (commandPressed){
+			float startDistance=((outputPosition*guiScale)+ofPoint(300,300)).distance(outputSelectionPoint);
+			float currentDistance=((outputPosition*guiScale)+ofPoint(300,300)).distance(ofPoint(x,y));
+			outputOffsetScale=currentDistance/startDistance;
+		}
+		else {
+			outputOffset=ofPoint(x,y)-outputSelectionPoint;
+			laser.set_centre(ofPoint(
+				outputPosition.x+(outputOffset.x/guiScale),
+				outputPosition.y+(outputOffset.y/guiScale)
+				));
+		}
 	}
 }
 
@@ -524,9 +555,15 @@ void ofApp::outputMouseReleased(ofMouseEventArgs & args){
 
 void ofApp::mouseReleased(int x, int y, int button){
 	if (bOutputSelected){
+		if (commandPressed){
+			outputScale*=outputOffsetScale;
+		}
+		else {
+			outputPosition+=outputOffset/guiScale;
+		}
 		bOutputSelected=false;
-		outputPosition+=outputOffset/guiScale;
 		outputOffset=ofPoint(0,0);
+		outputOffsetScale=1.0f;
 	}
 	
 }
diff --git a/gui/src/ofApp.h b/gui/src/ofApp.h
index fd0bcc3..5ecbe61 100644
--- a/gui/src/ofApp.h
+++ b/gui/src/ofApp.h
@@ -27,7 +27,7 @@ class ofApp: public ofBaseApp {
 		void exit();
 
 		void keyPressed(ofKeyEventArgs &keyargs);
-		void keyReleased(int key);
+		void keyReleased(ofKeyEventArgs & args);
 		void mouseMoved(int x, int y );
 		void mouseDragged(int x, int y, int button);
 		void mousePressed(int x, int y, int button);
@@ -40,6 +40,7 @@ class ofApp: public ofBaseApp {
 		void updateOutput(ofEventArgs & args);
 		void drawOutput(ofEventArgs & args);
 		void outputKeyPressed(ofKeyEventArgs & args);
+		void outputKeyReleased(ofKeyEventArgs & args);
 		void outputMouseDragged(ofMouseEventArgs & args);
 		void outputMousePressed(ofMouseEventArgs & args);
 		void outputMouseReleased(ofMouseEventArgs & args);
@@ -111,5 +112,6 @@ class ofApp: public ofBaseApp {
 		ofPoint outputPosition;
 		ofPoint outputOffset;
 		float outputScale;
+		float outputOffsetScale;
 
 };