/*
<This Java Class is part of the jMusic API version 1.5, March 2004.>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or any
later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package jm.gui.cpn;
import jm.music.data.Note;
import jm.music.data.Part;
import jm.music.data.Phrase;
import jm.music.data.Score;
import java.io.*;
import java.util.Properties;
public class StavePhraseProperties extends Properties {
private static String KEY_SIGNATURE = "STAVE_KEY";
private static String STAVE_TYPE = "STAVE_TYPE";
private static String STAVE_TITLE = "STAVE_TITLE";
private static String STAVE_METRE = "STAVE_METRE";
private static String PHRASE_NUMERATOR = "PHRASE_NUM";
private static String PHRASE_DENOMINATOR = "PHRASE_DEN";
private static String PHRASE_TEMPO = "PHRASE_TEMPO";
private static String PHRASE_TITLE = "PHRASE_TITLE";
private static String PHRASE_INSTRUMENT = "PHRASE_INSTRUMENT";
private static String LAST_NOTE_RHYTHM = "LAST_NOTE_RHYTHM";
private static String LAST_NOTE_DUR = "LAST_NOTE_DUR";
private static String FINAL_REST_RHYTHM = "FINAL_REST_RHYTHM";
private static String FINAL_REST_DUR = "FINAL_REST_DUR";
private static String OTHER_NOTES_TOTAL_RHYTHM
= "OTHER_NOTES_TOTAL_RHYTHM";
private static String OTHER_NOTES_TOTAL_DUR
= "OTHER_NOTES_TOTAL_DUR";
private static String GRAND_STAVE = "GRAND_STAVE";
private static String TREBLE_STAVE = "TREBLE_STAVE";
private static String BASS_STAVE = "BASS_STAVE";
private static String PIANO_STAVE = "PIANO_STAVE";
private static String FILE_NAME_SUFFIX = "pj";
public StavePhraseProperties(String midiFileName)
throws FileNotFoundException,
IOException {
FileInputStream theStream
= new FileInputStream(midiFileName + FILE_NAME_SUFFIX);
load((InputStream) theStream);
}
public StavePhraseProperties(
Stave stave,
Phrase phrase) {
System.out.println("1");
setSavedProperty(
KEY_SIGNATURE, stave.getKeySignature());
System.out.println("2");
setSavedProperty(STAVE_TYPE, getStaveType(stave));
System.out.println("3");
setSavedProperty(
STAVE_TITLE, stave.getTitle());
System.out.println("4");
setSavedProperty(
STAVE_METRE, stave.getMetre());
System.out.println("5");
setSavedProperty(
PHRASE_NUMERATOR, phrase.getNumerator());
System.out.println("6");
setSavedProperty(
PHRASE_DENOMINATOR, phrase.getDenominator());
System.out.println("7");
setSavedProperty(
PHRASE_INSTRUMENT, phrase.getInstrument());
System.out.println("8");
setSavedProperty(
PHRASE_TEMPO, phrase.getTempo());
System.out.println("9");
setSavedProperty(
PHRASE_TITLE, phrase.getTitle());
int n;
n = findLastNonRest(phrase);
System.out.println("10");
if (n >= 0) {
setSavedProperty(
LAST_NOTE_RHYTHM,
phrase.getNote(n).getRhythmValue()
);
setSavedProperty(
LAST_NOTE_DUR,
phrase.getNote(n).getDuration()
);
} else {
setSavedProperty(LAST_NOTE_RHYTHM, 0.0);
setSavedProperty(LAST_NOTE_DUR, 0.0);
}
setSavedProperty(
FINAL_REST_RHYTHM,
getFinalRestRhythm(phrase)
);
setSavedProperty(
FINAL_REST_DUR,
getFinalRestDuration(phrase)
);
setSavedProperty(
OTHER_NOTES_TOTAL_RHYTHM,
getOtherNotesTotalRhythm(phrase)
);
setSavedProperty(
OTHER_NOTES_TOTAL_DUR,
getOtherNotesTotalDuration(phrase)
);
}
private static int findLastNonRest(Phrase phrase) {
int answer;
answer = phrase.size() - 1;
while ((answer >= 0) &&
(phrase.getNote(answer).getPitch()
== Note.REST)) {
--answer;
}
return answer;
}
private static void adjustFinalRestRhythm(
Phrase phrase,
double rhythm,
double duration) {
double restPresent;
restPresent = getFinalRestRhythm(phrase);
Note restToAdd;
if (rhythm - restPresent > 0.001) {
restToAdd = new Note();
restToAdd.setFrequency(Note.REST);
restToAdd.setRhythmValue(
rhythm - restPresent);
restToAdd.setDuration(
(rhythm - restPresent) *
(duration / rhythm)
);
phrase.addNote(restToAdd);
}
}
private static void adjustOtherNotesTotalRhythm(
Phrase phrase,
double totalRhythmWanted) {
double totalRhythmFound;
totalRhythmFound
= getOtherNotesTotalRhythm(phrase);
if (totalRhythmFound > 0.0) {
double adjustmentFactor;
adjustmentFactor =
totalRhythmWanted
/ totalRhythmFound;
int n;
n = findLastNonRest(phrase);
for (int i = 0; i < n; ++i) {
phrase.getNote(i).setRhythmValue(
phrase.getNote(i).getRhythmValue()
* adjustmentFactor
);
}
}
}
private static void adjustOtherNotesTotalDuration(
Phrase phrase,
double totalDurationWanted) {
double totalDurationFound;
totalDurationFound
= getOtherNotesTotalDuration(phrase);
if (totalDurationFound > 0.0) {
double adjustmentFactor;
adjustmentFactor =
totalDurationWanted
/ totalDurationFound;
int n;
n = findLastNonRest(phrase);
for (int i = 0; i < n; ++i) {
if (phrase.getNote(i).getPitch()
!= Note.REST) {
phrase.getNote(i).setDuration(
phrase.getNote(i).getDuration()
* adjustmentFactor
);
} else {
phrase.getNote(i).setDuration(
phrase.getNote(i)
.getRhythmValue()
);
}
}
}
}
private static double getFinalRestRhythm(
Phrase phrase) {
int i, n;
double answer;
answer = 0.0;
n = phrase.size();
i = findLastNonRest(phrase) + 1;
while (i < n) {
answer = answer + phrase.getNote(i)
.getRhythmValue();
++i;
}
return answer;
}
private static double getFinalRestDuration(
Phrase phrase) {
int i, n;
double answer;
answer = 0.0;
n = phrase.size();
i = findLastNonRest(phrase) + 1;
while (i < n) {
answer = answer + phrase.getNote(i)
.getDuration();
++i;
}
return answer;
}
private static double getOtherNotesTotalRhythm(
Phrase phrase) {
int i, n;
double answer;
answer = 0.0;
i = 0;
n = findLastNonRest(phrase);
while (i < n) {
answer = answer + phrase.getNote(i)
.getRhythmValue();
++i;
}
return answer;
}
private static double getOtherNotesTotalDuration(
Phrase phrase) {
int i, n;
double answer;
answer = 0.0;
i = 0;
n = findLastNonRest(phrase);
while (i < n) {
if (phrase.getNote(i).getPitch()
!= Note.REST) {
answer = answer + phrase.getNote(i)
.getDuration();
}
++i;
}
return answer;
}
private void setSavedProperty(String label, String value) {
if (label == null) label = "";
if (value == null) value = "";
setProperty(label, value);
}
private void setSavedProperty(String label, int value) {
setSavedProperty(label, Integer.toString(value));
}
private void setSavedProperty(String label, double value) {
setSavedProperty(label, Double.toString(value));
}
private String getStaveType(Stave stave) {
if (stave instanceof TrebleStave) {
return TREBLE_STAVE;
} else if (stave instanceof GrandStave) {
return GRAND_STAVE;
} else if (stave instanceof BassStave) {
return BASS_STAVE;
} else if (stave instanceof PianoStave) {
return PIANO_STAVE;
}
return GRAND_STAVE;
}
public void writeToFile(String midiFileName)
throws FileNotFoundException {
try {
FileOutputStream theStream
= new FileOutputStream(midiFileName + FILE_NAME_SUFFIX);
store((OutputStream) theStream,
"Stave and Phrase Properties for " +
midiFileName
);
} catch (IOException e) {
System.out.println(
"Error Writing MIDI Properties File " +
midiFileName + " " + e.getMessage()
);
}
}
public void updateStave(Stave stave) {
stave.setKeySignature(
(new Integer(getProperty(KEY_SIGNATURE)))
.intValue()
);
stave.setTitle(getProperty(STAVE_TITLE));
stave.setMetre(
(new Double(getProperty(STAVE_METRE)))
.doubleValue()
);
}
public void updatePhrase(Phrase phrase) {
phrase.setNumerator(
(new Integer(getProperty(PHRASE_NUMERATOR)))
.intValue()
);
phrase.setDenominator(
(new Integer(getProperty(PHRASE_DENOMINATOR)))
.intValue()
);
phrase.setTitle(getProperty(PHRASE_TITLE));
phrase.setTempo(
(new Double(getProperty(PHRASE_TEMPO)))
.doubleValue()
);
try {
phrase.setInstrument(
(new Integer(getProperty(PHRASE_INSTRUMENT)))
.intValue()
);
} catch (Throwable e) {
phrase.setInstrument(0);
}
int lastNotePos = findLastNonRest(phrase);
if (lastNotePos >= 0) {
phrase.getNote(lastNotePos)
.setRhythmValue(
(new Double(getProperty(LAST_NOTE_RHYTHM)))
.doubleValue()
);
phrase.getNote(lastNotePos)
.setDuration(
(new Double(getProperty(LAST_NOTE_DUR)))
.doubleValue()
);
}
if (new Double(getProperty(FINAL_REST_RHYTHM)).doubleValue()
> 0.00001) {
adjustFinalRestRhythm(
phrase,
new Double(getProperty(FINAL_REST_RHYTHM))
.doubleValue(),
new Double(getProperty(FINAL_REST_DUR))
.doubleValue()
);
}
adjustOtherNotesTotalRhythm(
phrase,
new Double(getProperty(OTHER_NOTES_TOTAL_RHYTHM))
.doubleValue()
);
adjustOtherNotesTotalDuration(
phrase,
new Double(getProperty(OTHER_NOTES_TOTAL_DUR))
.doubleValue()
);
Score s = new Score();
Part p = new Part();
s.addPart(p);
p.addPhrase(phrase);
}
public boolean isTrebleStave() {
return getProperty(STAVE_TYPE).equals(TREBLE_STAVE);
}
public boolean isBassStave() {
return getProperty(STAVE_TYPE).equals(BASS_STAVE);
}
public boolean isGrandStave() {
return getProperty(STAVE_TYPE).equals(GRAND_STAVE);
}
public boolean isPianoStave() {
return getProperty(STAVE_TYPE).equals(PIANO_STAVE);
}
}