#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup(){

	//setupGui();

	int midiPort=0;
	midiChannel=0;
	if( !XML.loadFile("settings_parlour_onscreen.xml") ){
		printf("unable to load settings.xml check data/ folder\n");
	}else{
		printf("settings loaded!\n");
		midiPort=ofToInt(XML.getAttribute("liveEngine", "port", "0")); //default to 0/all
		midiChannel=ofToInt(XML.getAttribute("liveEngine", "channel", "0"));
		if (midiChannel) printf("listening on port %d, midi channel %d\n",midiPort,midiChannel);
		else printf("listening on port %d, all midi channels\n",midiPort);
		if(XML.pushTag("liveEngine")) {
            int numViews=XML.getNumTags("viewport");
            if(numViews) {
                for (int i=0;i<numViews;i++) {
                    int w=XML.getAttribute("viewport", "w",0,i);
                    int h=XML.getAttribute("viewport", "h",0,i);
                    int x=XML.getAttribute("viewport", "x",0,i);
                    int y=XML.getAttribute("viewport", "y",0,i);
                    int rot=XML.getAttribute("viewport", "rot",0,i);
                    int ox=XML.getAttribute("viewport", "ox",0,i);
                    int oy=XML.getAttribute("viewport", "oy",0,i);
                    printf("viewport %i: %ix%i\n",i,w,h);
                    viewports.push_back(new viewport(w,h,x,y,rot,ox,oy));
                }
            }
            else printf("no viewports!\n");
		}
	}

	printf("screen %ix%i\n",ofGetHeight(),ofGetWidth());

	// print input ports to console
	midiIn.listPorts();
	midiIn.openPort(midiPort);
	midiIn.addListener(this);

	controllers=new unsigned char[NUM_CONTROLLERS];
	memset(controllers,NUM_CONTROLLERS,0);
	note=0;

	makeColours();

	colShift=0;

	controlColours=false;
	noteRandomiseColours=false;
	transparentBlack=false;
	reversemain=false;

	showFPS=false;
	ofBackground(0,0,0);

	ofSetBackgroundAuto(false);

	xshift=-1;
	yshift=-1;

	fadetime=0;

	mode=BLOCKS;

	lastnoteTime=ofGetElapsedTimef();
	decayTime=1.0f;

	//ofSetVerticalSync(true); deosn't seem effective
	//glXSwapIntervalSGI(1);

	ofSetFrameRate(60);
	rotate=-90;
	scale=1.0f;
	fscale=1.0f;

	previewBuffer=&(viewports[1]->rb1);

}


void ofApp::resetDrawscalePressed(bool & pressed){
	scale=1.0f;
}
void ofApp::resetFBscalePressed(bool & pressed){
	fscale=1.0f;
}
//--------------------------------------------------------------
void ofApp::setupGui(){
	parameters.setName("parameters");

	parameters.add(reverse.set("reverse", false));
	parameters.add(reversemain.set("reverse main", false));
	parameters.add(controlColours.set("control colours", false));
	parameters.add(noteRandomiseColours.set("randomise note colours", false));
	parameters.add(transparentBlack.set("transparent black", false));
	parameters.add(resetDrawscale.set("reset draw scale",false));
	parameters.add(resetFBscale.set("reset FB scale",false));
	parameters.add(fadeScale.set("fade scale",0,0,2.0f));
	parameters.add(fadeBackground.set("decay background",255,0,255));
	parameters.add(decayTime.set("decay time",0,0,10.0f));
	parameters.add(oscScale.set("scale size LFO", false));
	parameters.add(breakOsc.set("break oscillators", false));
	parameters.add(randomOsc.set("randomise oscillators", false));
	parameters.add(scaleAmplitude.set("fade scale",0,0,2.0f));
	parameters.add(scaleFrequency.set("fade freq",0,0,5.0f));
	gui.setup(parameters);

	resetDrawscale.addListener(this,&ofApp::resetDrawscalePressed);
	resetFBscale.addListener(this,&ofApp::resetFBscalePressed);
	
	ofSetBackgroundColor(0);
	
}

void ofApp::makeColours() {
	controller_colours=new ofColor[NUM_CONTROLLERS];
	for (int i=0;i<NUM_CONTROLLERS;i++) controller_colours[i]=ofColor::fromHsb(ofRandom(255), 255, 255);
	colShift=ofRandom(255.0f);
}

//--------------------------------------------------------------
void ofApp::update(){

}

//--------------------------------------------------------------
void ofApp::draw(){

	float lambda=max(0.0f,1.0f-((ofGetElapsedTimef()-lastnoteTime)/decayTime));

	int ft=255-(fadetime*((float)fadeScale)*0.1f);
	//if(ofGetFrameNum()%25==0) printf("fadeScale %i\n",(int)fadeScale);
	ofSetColor(ft,ft,ft); //for feedback

	float os=oscScale?(sin((breakOsc?ofGetElapsedTimef()-(randomOsc?randOffs:lastnoteTime):ofGetElapsedTimef()))*scaleFrequency)*scaleAmplitude:0.0f;
	//vp1.draw(lambda,controllers,xshift,yshift,list,transparentBlack,note,mode,controller_colours,controlColours,scale,fscale,noteRandomiseColours?colShift:0.0f);
	//vp2.draw(lambda,controllers,reversemain?-xshift:xshift,yshift,list,transparentBlack,note,mode,controller_colours,controlColours,reversemain?1.0f/scale:scale,reversemain?1.0f/fscale:fscale,noteRandomiseColours?colShift:0.0f);
	for (int i=0;i<viewports.size();i++) {
		bool even=!(i%2);
		bool do_reverse=reverse?!(even&&reversemain):even&&reversemain;
		viewports[i]->draw(lambda,controllers,do_reverse?-xshift:xshift,yshift,list,transparentBlack,note,mode,controller_colours,controlColours,do_reverse?1.0f/(scale+os):scale+os,do_reverse?1.0f/fscale:fscale,noteRandomiseColours?colShift:0.0f,fadeBackground);
	}

	ofSetColor(255,255,255);
	if (showFPS) ofDrawBitmapString(ofToString(ofGetFrameRate(), 2),20,20);

}

void ofApp::drawPreview(ofEventArgs & args){
	//ofBackground(0);
	previewBuffer->draw(0,0,ofGetWidth(),ofGetHeight()); 

}

//--------------------------------------------------------------
void ofApp::drawGui(ofEventArgs & args){
	gui.draw();

	if (list.lock()) { //if loaded
		if (!list.thumbnailed) list.makeThumbnail();
		if (list.thumbnailed) list.thumbnail.draw(20,ofGetHeight()-150);
		list.unlock();
	}
	ofDrawBitmapString(list.name,20,ofGetHeight()-10);
	
}

void ofApp::dragGui(ofDragInfo & dragInfo){
	printf("got draginfo: %s\n",dragInfo.files[0].c_str());
    int sta=dragInfo.files[0].find_last_of("\\/")+1;
    int len=(dragInfo.files[0].find_last_of(".")+4)-sta;
	string filename="images/"+dragInfo.files[0].substr(sta,len);
	printf("loading %s\n",filename.c_str());

	list.load(filename);
}

//--------------------------------------------------------------
void ofApp::keyPressed(int key){
	switch(key){
		case ' ':
			fullscreenoutput=!fullscreenoutput;
			ofSetFullscreen(fullscreenoutput);
			printf("resolution: %ix%i %s\n",ofGetWidth(),ofGetHeight(),fullscreenoutput?"fullscreen":"windowed");
		break;
	}

}

void ofApp::keyPreview(ofKeyEventArgs& eventArgs){
	//cerr<<"key: "<<eventArgs.key<<endl;

	int key=eventArgs.key;
		if(key =='q'){
			nmidiMessage(144,127,ofRandom(64)+36);
		}
		if(key == 's'){
			XML.saveFile("settings.xml");
			printf("settings saved!\n");
		}
		if(key == 'f'){
			toggleFPS();
		}
		if(key >='0' && key <= '9'){
			mode=key-'0';
		}
		if(key == 267||key==OF_KEY_LEFT){
			xshift--;
		}
		if(key == 268||key==OF_KEY_RIGHT){
			xshift++;
		}
		if(key == 269||key==OF_KEY_UP){
			yshift--;
		}
		if(key == 270||key==OF_KEY_DOWN){
			yshift++;
		}
		if(key == '='){
			makeColours();
		}
		 if(key == '+'){
			fadetime=min(128,fadetime+1);
		}
		if(key == '_'){
			fadetime=max(0,fadetime-1);
		}
		if(key == ']'){
			scale*=1.01;
		}
		if(key == '['){
			scale/=1.01;
		}
		if(key == '}'){
			rotate+=90;
		}
		if(key == '{'){
			rotate-=90;
		}


		if(key == 'd'){
			debug=!debug;
		}

		if (key=='j') {
		    fscale=1.0f;
		}
		if (key=='h') {
		    scale=1.0f;
		}

}

//--------------------------------------------------------------
void ofApp::keyReleased(int key){

}

//--------------------------------------------------------------
void ofApp::mouseMoved(int x, int y ){

}

//--------------------------------------------------------------
void ofApp::mouseDragged(int x, int y, int button){

}

//--------------------------------------------------------------
void ofApp::mousePressed(int x, int y, int button){

}

//--------------------------------------------------------------
void ofApp::mouseReleased(int x, int y, int button){

}

//--------------------------------------------------------------
void ofApp::windowResized(int w, int h){

}

//--------------------------------------------------------------
void ofApp::gotMessage(ofMessage msg){

}

//--------------------------------------------------------------
void ofApp::dragEvent(ofDragInfo dragInfo){ 

}

void ofApp::toggleFPS(){
	showFPS=!showFPS;
}

void ofApp::newMidiMessage(ofxMidiMessage& eventArgs){
    if ((midiChannel==0)||(eventArgs.channel==midiChannel)) {
        nmidiMessage(eventArgs.status,eventArgs.bytes[0],eventArgs.bytes[1]);
    }
}

    //newMessage(eventArgs.port, eventArgs.channel, eventArgs.byteTwo, eventArgs.timestamp);

//byteOne : message type

    /*
    int 	port;
	int		channel;
	int 	status;
	int 	byteOne;
	int 	byteTwo;
	double 	timestamp;
	*/

    //printf("%d %d %d %d %d\n",eventArgs.port,eventArgs.channel,eventArgs.status,eventArgs.byteOne,eventArgs.byteTwo);
void ofApp::nmidiMessage(int event,int data1, int data2) {
    //printf("midi: %i %i\n",event,data1);
    bool noteOn; //this old thing!
    int i;
        switch(event) {
            case 144: //noteon-off channel 0
           //printf("note %i %i %i\n",event,data1,data2);
                noteOn=(data1==0?false:true);
                //for (int i=0;i<numLayers;i++){
                //    if (layers[i]->note==eventArgs.byteOne) layers[i]->setActive(noteOn);
                //}

                note=data2;
                lastnoteTime=ofGetElapsedTimef();
                if (list.layers.size()&&list.lock()) { //if playlist is loaded
					map<int, layer*>::iterator itr;
					//for(itr = list.layers.begin(); itr != list.layers.end(); ++itr){
					//	list.layers[itr->first]->setNote(note);
					//}
					if (list.layers.find(note)!=list.layers.end()) list.layers[note]->setNote(note);
					list.unlock();
				}
			if (noteRandomiseColours) {
				makeColours(); //
			}
		randOffs=ofRandom(100.0f);
                break;
            case 176: //control change channel 0
                //for (int i=0;i<numLayers;i++){
                //    if (layers[i]->mix==eventArgs.byteOne) layers[i]->setMixAmt(((float)eventArgs.byteTwo)/127.0f);
                //}
                if (debug)  printf("cc: %i %i\n",data1,data2);
                if (data1>=START_CONTROLLER) controllers[data1-START_CONTROLLER]=data2;
        }

}
void ofApp::previewMousePressedEvent(ofMouseEventArgs &args) {
	//printf("mouse: %i,%i %i of %ix%i\n",args.x,args.y,args.button,win->getWidth(),win->getHeight());
	//0-2
	switch (args.button) {
		case 0:
			xshift=args.x-(ofGetWidth()/2);
			yshift=args.y-(ofGetHeight()/2);
			break;
		case 1:
			//cerr<<""
			scale=pow((float)pow((float)args.x-(ofGetWidth()/2),2.0f)+pow((float)args.y-(ofGetHeight()/2),2),0.5f)/(ofGetWidth()*.1);
			break;
		case 2:
			fscale=(pow((float)pow((float)args.x-(ofGetWidth()/2),2.0f)+pow((float)args.y-(ofGetHeight()/2),2),0.5f)/(ofGetWidth()))+0.5;
			break;
	}
}