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/*
* Created on 16-dic-2005
*
* TODO To change the template for this generated file go to
* Window - Preferences - Java - Code Style - Code Templates
*/
package org.herac.tuxguitar.io.tg.v07;
import java.io.DataInputStream;
import java.io.IOException;
import java.io.InputStream;
import org.herac.tuxguitar.io.base.TGFileFormat;
import org.herac.tuxguitar.io.base.TGFileFormatException;
import org.herac.tuxguitar.io.base.TGInputStreamBase;
import org.herac.tuxguitar.song.factory.TGFactory;
import org.herac.tuxguitar.song.models.TGBeat;
import org.herac.tuxguitar.song.models.TGChannel;
import org.herac.tuxguitar.song.models.TGColor;
import org.herac.tuxguitar.song.models.TGDuration;
import org.herac.tuxguitar.song.models.TGMeasure;
import org.herac.tuxguitar.song.models.TGMeasureHeader;
import org.herac.tuxguitar.song.models.TGNote;
import org.herac.tuxguitar.song.models.TGNoteEffect;
import org.herac.tuxguitar.song.models.TGSong;
import org.herac.tuxguitar.song.models.TGString;
import org.herac.tuxguitar.song.models.TGTempo;
import org.herac.tuxguitar.song.models.TGTimeSignature;
import org.herac.tuxguitar.song.models.TGTrack;
import org.herac.tuxguitar.song.models.TGTupleto;
import org.herac.tuxguitar.song.models.effects.TGEffectBend;
/**
* @author julian
*
* TODO To change the template for this generated type comment go to
* Window - Preferences - Java - Code Style - Code Templates
*/
public class TGInputStream implements TGInputStreamBase{
private static final String TG_VERSION = "TG_DEVEL-0.01";
private DataInputStream dataInputStream;
private TGFactory factory;
private String version;
public TGInputStream(){
super();
}
public void init(TGFactory factory,InputStream stream) {
this.factory = factory;
this.dataInputStream = new DataInputStream(stream);
this.version = null;
}
public TGFileFormat getFileFormat(){
return new TGFileFormat("TuxGuitar","*.tg");
}
public boolean isSupportedVersion(String version){
return (version.equals(TG_VERSION));
}
public boolean isSupportedVersion(){
try{
readVersion();
return isSupportedVersion(this.version);
}catch(Exception e){
return false;
}catch(Error e){
return false;
}
}
private void readVersion(){
if(this.version == null){
this.version = readString();
}
}
public TGSong readSong()throws TGFileFormatException{
try {
if(this.isSupportedVersion()){
TGSong song = this.read();
this.dataInputStream.close();
return song;
}
throw new TGFileFormatException("Unsopported Version");
}catch (Throwable throwable) {
throw new TGFileFormatException(throwable);
}
}
private TGSong read(){
TGSong song = this.factory.newSong();
//leo el nombre
song.setName(readString());
//leo el artista
song.setArtist(readString());
//leo el album
song.setAlbum(readString());
//leo el autor
song.setAuthor(readString());
//leo la cantidad de pistas
int trackCount = readInt();
//leo las pistas
for(int i = 0;i < trackCount;i++){
song.addTrack(readTrack(song));
}
return song;
}
private TGTrack readTrack(TGSong song){
TGTrack track = this.factory.newTrack();
//leo el numero
track.setNumber((int)readLong());
//leo el nombre
track.setName(readString());
//leo el canal
readChannel(track.getChannel());
//leo la cantidad de compases
int measureCount = readInt();
if(song.countMeasureHeaders() == 0){
for(int i = 0;i < measureCount;i++){
TGMeasureHeader header = this.factory.newHeader();
song.addMeasureHeader(header);
}
}
//leo los compases
for(int i = 0;i < measureCount;i++){
track.addMeasure(readMeasure(song.getMeasureHeader(i)));
}
//leo la cantidad de cuerdas
int stringCount = readInt();
//leo las cuerdas
for(int i = 0;i < stringCount;i++){
track.getStrings().add(readInstrumentString());
}
//leo el color
readColor(track.getColor());
return track;
}
private TGMeasure readMeasure(TGMeasureHeader header){
TGMeasure measure = this.factory.newMeasure(header);
//leo el number
header.setNumber(readInt());
//leo el start
header.setStart( (TGDuration.QUARTER_TIME * readLong() / 1000) );
//leo la cantidad de notas
int noteCount = readInt();
//leo las notas
TGBeat previous = null;
for(int i = 0;i < noteCount;i++){
previous = readNote(measure,previous);
}
//leo la cantidad de silencios
int silenceCount = readInt();
//leo los silencios
previous = null;
for(int i = 0;i < silenceCount;i++){
previous = readSilence(measure,previous);
}
//leo el time signature
readTimeSignature(header.getTimeSignature());
//leo el tempo
readTempo(header.getTempo());
//leo la clave
measure.setClef(readInt());
//leo el key signature
measure.setKeySignature(readInt());
//leo el comienzo de la repeticion
header.setRepeatOpen(readBoolean());
//leo el numero de repeticiones
header.setRepeatClose(readInt());
return measure;
}
private TGBeat readNote(TGMeasure measure, TGBeat previous){
TGBeat beat = previous;
//leo el valor
int value = readInt();
//leo el start
long start = (TGDuration.QUARTER_TIME * readLong() / 1000);
if(beat == null || beat.getStart() != start){
beat = this.factory.newBeat();
beat.setStart(start);
measure.addBeat(beat);
}
//leo la duracion
readDuration(beat.getDuration());
TGNote note = this.factory.newNote();
note.setValue(value);
//leo el velocity
note.setVelocity(readInt());
//leo la cuerda
note.setString(readInt());
//leo la ligadura
note.setTiedNote(readBoolean());
//leo los efectos
readNoteEffect(note.getEffect());
beat.addNote(note);
return beat;
}
private void readChannel(TGChannel channel){
//leo el canal
channel.setChannel(readShort());
//leo el canal de efectos
channel.setEffectChannel(readShort());
//leo el instrumento
channel.setInstrument(readShort());
//leo el volumen
channel.setVolume(readShort());
//leo el balance
channel.setBalance(readShort());
//leo el chorus
channel.setChorus(readShort());
//leo el reverb
channel.setReverb(readShort());
//leo el phaser
channel.setPhaser(readShort());
//leo el tremolo
channel.setTremolo(readShort());
//leo el solo
channel.setSolo(readBoolean());
//leo el mute
channel.setMute(readBoolean());
}
private TGBeat readSilence(TGMeasure measure, TGBeat previous){
TGBeat beat = previous;
//leo el start
long start = (TGDuration.QUARTER_TIME * readLong() / 1000);
if(beat == null || beat.getStart() != start){
beat = this.factory.newBeat();
beat.setStart(start);
measure.addBeat(beat);
}
//leo la duracion
readDuration(beat.getDuration());
return beat;
}
private TGString readInstrumentString(){
TGString string = this.factory.newString();
//leo el numero
string.setNumber( readInt() );
//leo el valor
string.setValue(readInt());
return string;
}
private void readTempo(TGTempo tempo){
//leo el valor
tempo.setValue(readInt());
}
private void readTimeSignature(TGTimeSignature timeSignature){
//leo el numerador
timeSignature.setNumerator(readInt());
//leo el denominador
readDuration(timeSignature.getDenominator());
}
private void readDuration(TGDuration duration){
//leo el valor
duration.setValue( readInt() );
//leo el puntillo
duration.setDotted( readBoolean() );
//leo el doble puntillo
duration.setDoubleDotted( readBoolean() );
//leo el tupleto
readTupleto(duration.getTupleto());
}
private void readTupleto(TGTupleto tupleto){
//leo los enters
tupleto.setEnters(readInt());
//leo los tiempos
tupleto.setTimes(readInt());
}
private void readNoteEffect(TGNoteEffect effect){
//leo el vibrato
effect.setVibrato(readBoolean());
//leo el bend
if(readBoolean()){
effect.setBend(readBendEffect());
}
//leo la nota muerta
effect.setDeadNote(readBoolean());
//leo el slide
effect.setSlide(readBoolean());
//leo el hammer
effect.setHammer(readBoolean());
}
private TGEffectBend readBendEffect(){
TGEffectBend bend = this.factory.newEffectBend();
//leo la cantidad de puntos
int count = readInt();
for(int i = 0;i < count;i++){
//leo la posicion
int position = readInt();
//leo el valor
int value = readInt();
//agrego el punto
bend.addPoint(position,((value > 0)?value / 2:value));
}
return bend;
}
private void readColor(TGColor color){
//escribo el RGB
color.setR(readInt());
color.setG(readInt());
color.setB(readInt());
}
private short readShort(){
try {
return this.dataInputStream.readShort();
} catch (IOException e) {
e.printStackTrace();
}
return 0;
}
private int readInt(){
try {
return this.dataInputStream.readInt();
} catch (IOException e) {
e.printStackTrace();
}
return 0;
}
private long readLong(){
try {
return this.dataInputStream.readLong();
} catch (IOException e) {
e.printStackTrace();
}
return 0;
}
private String readString(){
try {
int length = this.dataInputStream.read();
char[] chars = new char[length];
for(int i = 0;i < chars.length; i++){
chars[i] = this.dataInputStream.readChar();
}
return String.copyValueOf(chars);
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
private boolean readBoolean(){
try {
return this.dataInputStream.readBoolean();
} catch (IOException e) {
e.printStackTrace();
}
return false;
}
}
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