andrew@6: /*
andrew@6:  *  PointerOnsetVisualiser.cpp
andrew@6:  *  GreenOnionsMidiBeatApp
andrew@6:  *
andrew@6:  *  Created by Andrew on 14/01/2014.
andrew@6:  *  Copyright 2014 QMUL. All rights reserved.
andrew@6:  *
andrew@6:  */
andrew@6: 
andrew@6: #include "PointerOnsetVisualiser.h"
andrew@6: 
andrew@6: 
andrew@6: PointerOnsetVisualiser::PointerOnsetVisualiser(){
andrew@6: 	
andrew@6: }
andrew@6: 
andrew@6: PointerOnsetVisualiser::~PointerOnsetVisualiser(){
andrew@6: 	printf("deleting pointer in visualiser\n");
andrew@6: 	pod = NULL;
andrew@6: 	delete pod;
andrew@6: 	
andrew@6: //	delete windowStart;
andrew@6: //	delete windowEnd;
andrew@6: //	delete windowPress;
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::newFile(){
andrew@6: 	resetWindow();
andrew@6: //	windowPress = 0;
Venetian@7: 	printf("loading sound %s\n", pod->loadedFilename.c_str());
andrew@6: 	soundPlay.loadSound(pod->loadedFilename, false);
andrew@6: 	paused = true;
andrew@6: 	soundPlay.play();
andrew@6: 	soundPlay.setPaused(true);
andrew@6: }
andrew@6: 
andrew@6: double PointerOnsetVisualiser::windowWidth(){
andrew@6: 	return (*windowEnd) - (*windowStart);
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::update(){
andrew@6: 	double positionNow = positionSeconds();
andrew@6: 	if (positionNow > (*windowEnd)){
andrew@6: 		double tmp = windowWidth();
andrew@6: 		(*windowEnd) += tmp;
andrew@6: 		(*windowStart) += tmp;
andrew@6: 		//printf("Scrolling\n");
andrew@6: 	}
andrew@6: 	
andrew@6: }
andrew@6: 
andrew@6: 
andrew@6: void PointerOnsetVisualiser::draw(){
andrew@6: 	//if plotting use this, else comment out
andrew@6: 	
andrew@6: 	ofSetColor(ofColor::white);
andrew@6: 	window.drawBackground();
andrew@6: 	ofSetColor(ofColor::black);
andrew@6: 	window.drawOutline();
andrew@6: 	
andrew@6: 	//draw df function
andrew@6: 	/*
andrew@6: 	 int startIndex = 0;
andrew@6: 	 while (startIndex < (int)pod->dfValues.size() && pod->frameIndexToSeconds(startIndex) < (*windowStart))
andrew@6: 	 startIndex++;
andrew@6: 	 
andrew@6: 	 int endIndex = 0;
andrew@6: 	 while (endIndex < (int)pod->dfValues.size()-1  && pod->frameIndexToSeconds(endIndex) < (*windowEnd))
andrew@6: 	 endIndex++;
andrew@6: 	 */	
andrew@6: 	ofSetColor(ofColor::tan);
andrew@6: 	//	plotter.drawVector(pod->dfValues, startIndex, endIndex, window);
andrew@6: 	plotter.drawVector(pod->dfValues, round(pod->secondsToFrameIndex((*windowStart))), round(pod->secondsToFrameIndex((*windowEnd))), window);
andrew@6: 	ofSetColor(ofColor::black);
andrew@6: 	ofDrawBitmapString(ofToString(round(pod->secondsToFrameIndex((*windowStart))), 1), window.x, window.y-10);
andrew@6: 	ofDrawBitmapString(ofToString(round(pod->secondsToFrameIndex((*windowEnd))), 1), window.x+window.width, window.y-10);
andrew@6: 	
andrew@6: 	ofSetColor(ofColor::blue);
Venetian@7: 	plotter.drawBeatStripes(pod->onsetList, window, (*windowStart), (*windowEnd));
Venetian@7: 	//replaced above line with a plotter that can do our onset list
andrew@6: 	
andrew@6: 	//play position
andrew@6: 	ofSetColor(ofColor::red);
andrew@6: 	plotter.drawStripe(positionSeconds(), window, (*windowStart), (*windowEnd));
andrew@6: 	
andrew@6: 	ofSetColor(ofColor::black);
andrew@6: 	ofDrawBitmapString(ofToString((*windowStart), 1), window.x, window.y+window.height+10);
andrew@6: 	ofDrawBitmapString(ofToString((*windowEnd), 1), window.x+window.width, window.y+window.height+10);
andrew@6: 	
andrew@6: }
andrew@6: 
andrew@6: double PointerOnsetVisualiser::positionSeconds(){
andrew@6: 	return soundPlay.getPosition()*pod->samples/44100.;
andrew@6: }
andrew@6: 
andrew@6: //void PointerOnsetVisualiser::drawOnsets(DoubleVector& onsetTimesSeconds, ofxWindowregion& window, double startTime, double endTime){
andrew@6: //}
andrew@6: 
andrew@6: void PointerOnsetVisualiser::resetWindow(){
andrew@6: 	(*windowStart) = 0;
andrew@6: 	(*windowEnd) = 8;
andrew@6: 	//	while ((*windowEnd) < pod->samples/44100.)
andrew@6: 	//		(*windowEnd) *= 2;
andrew@6: 	
Venetian@7: //	(*windowEnd) = pod->samples/44100.;
andrew@6: 	
andrew@6: 	printf("reset: start %.1f end %.1f\n", (*windowStart), (*windowEnd));
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::cropStart(){
andrew@6: 	if (soundPlay.getPositionMS()/1000. < (*windowEnd)){
andrew@6: 		(*windowStart) = soundPlay.getPositionMS()/1000.;
andrew@6: 		printf("s: start %.1f end %.1f\n", (*windowStart), (*windowEnd));
andrew@6: 	}
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::cropStartSeconds(double& val){
andrew@6: 	if (val < (*windowEnd))
andrew@6: 		(*windowStart) = val;
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::cropEnd(){//crops to play position
andrew@6: 	
andrew@6: 	if (soundPlay.getPositionMS()/1000. > (*windowStart)){
andrew@6: 		(*windowEnd) = soundPlay.getPositionMS()/1000.;
andrew@6: 		printf("crop end: start %.1f end %.1f\n", (*windowStart), (*windowEnd));
andrew@6: 	}
andrew@6: }
andrew@6: 
andrew@6: 
andrew@6: void PointerOnsetVisualiser::cropEndSeconds(double& val){
andrew@6: 	if (val > (*windowStart))
andrew@6: 		(*windowEnd) = val;
andrew@6: 	
andrew@6: 	printf("crop end: start %.1f end %.1f\n", (*windowStart), (*windowEnd));
andrew@6: }
andrew@6: 
andrew@6: 
andrew@6: void PointerOnsetVisualiser::mousePressed(int& x, int& y){
andrew@6: 	/*
andrew@6: 	 if (window.tapped(x, y)){
andrew@6: 		windowPress = (*windowStart) + ((*windowEnd)-(*windowStart))*(x - window.x)/window.width;
andrew@6: 		double newPos = windowPress/(double)(pod->samples/44100.);
andrew@6: 		printf("window position is %.1f new pos %f\n", windowPress, newPos);
andrew@6: 		soundPlay.setPositionMS(windowPress*1000.0);
andrew@6: 	}
andrew@6: 	 */
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::setSoundPositionSeconds(double position){
andrew@6: 	printf("set position, was %i, new pos %f\n", soundPlay.getPositionMS(), position);
andrew@6: 	soundPlay.setPositionMS(position*1000.0);
andrew@6: 	printf("new position %i\n", soundPlay.getPositionMS());
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::togglePlay(){
andrew@6: 	if (!paused ){
andrew@6: 		soundPlay.setPaused(true);
andrew@6: 		paused = true;
andrew@6: 		printf("was playing\n");
andrew@6: 	}
andrew@6: 	else {
andrew@6: 		soundPlay.setPaused(false);//
andrew@6: 		paused = false;
andrew@6: 		printf("was not playing\n");
andrew@6: 	}
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::stop(){
andrew@6: 	soundPlay.stop();
andrew@6: 	//then get set to be played
andrew@6: 	soundPlay.play();
andrew@6: 	soundPlay.setPaused(true);
andrew@6: 	soundPlay.setPositionMS((*windowStart)*1000.0);
andrew@6: 	paused = true;
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::zoomIn(){
andrew@6: 	double positionNow = positionSeconds();
andrew@6: 	if (positionNow > (*windowEnd)){
andrew@6: 		double tmp = windowWidth();
andrew@6: 		(*windowEnd) += windowWidth();
andrew@6: 		(*windowStart) += tmp;
andrew@6: 	}
andrew@6: 	
andrew@6: 	(*windowStart) = positionNow - ((*windowEnd)-(*windowStart))/4;
andrew@6: 	if ((*windowStart) < 0)
andrew@6: 		(*windowStart) = 0;
andrew@6: 	(*windowEnd) = positionNow + ((*windowEnd)-(*windowStart))/4;
andrew@6: }
andrew@6: 
andrew@6: 
andrew@6: void PointerOnsetVisualiser::zoomOut(){
andrew@6: 	double positionNow = positionSeconds();
andrew@6: 	if (positionNow > (*windowEnd)){
andrew@6: 		double tmp = windowWidth();
andrew@6: 		(*windowEnd) += tmp;
andrew@6: 		(*windowStart) += tmp;
andrew@6: 	}
andrew@6: 	
andrew@6: 	(*windowStart) = positionNow - ((*windowEnd)-(*windowStart));
andrew@6: 	(*windowEnd) = positionNow + ((*windowEnd)-(*windowStart));
andrew@6: 	if ((*windowStart) < 0)
andrew@6: 		(*windowStart) = 0;
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::scrollLeft(){
andrew@6: 	double tmp = windowWidth();
andrew@6: 	(*windowStart) = max(0., (*windowStart) - windowWidth()/2.);
andrew@6: 	(*windowEnd) = (*windowStart) + tmp;
andrew@6: 	checkPosition();
andrew@6: }
andrew@6: 
andrew@6: 
andrew@6: void PointerOnsetVisualiser::scrollRight(){
andrew@6: 	double tmp = windowWidth();
andrew@6: 	(*windowStart) = min( (*windowStart)+tmp/2., pod->samples/44100.);
andrew@6: 	(*windowEnd) = (*windowStart) + tmp;
andrew@6: 	checkPosition();
andrew@6: }
andrew@6: 
andrew@6: void PointerOnsetVisualiser::checkPosition(){
andrew@6: 	double positionNow = positionSeconds();
andrew@6: 	if (positionNow < (*windowStart) || positionNow > (*windowEnd))
andrew@6: 		soundPlay.setPositionMS((*windowStart)*1000);
andrew@6: }