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JMusic - Java Music Library
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/*
Copyright (C) 2000 Andrew Brown
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.JMC;
import jm.music.data.Phrase;
import java.awt.*;
//import jm.gui.cpn.CPNFrame;
//import javax.swing.*;
public class PianoStave extends Stave implements JMC {
public PianoStave() {
super();
panelHeight = 160;
this.setSize((int) (beatWidth * spacingValue), panelHeight);
}
public PianoStave(Phrase phrase) {
super(phrase);
panelHeight = 160;
this.setSize((int) (beatWidth * spacingValue), panelHeight);
}
public void paint(Graphics graphics) {
// set up for double buffering
if (image == null) {
image = this.createImage(this.getSize().width, this.getSize().height);
g = image.getGraphics();
}
g.setFont(font);
// keep track of the rhythmic values for bar lines
double beatCounter = 0.0;
// reset the chromatic vector
previouslyChromatic.removeAllElements();
// reste note position locations
notePositions.removeAllElements();
int keyAccidentals = 0;
// add a title if set to be visible
if (getDisplayTitle()) g.drawString(title, rightMargin, bPos - 10);
// insert key signature if required
int keyOffset = 0;
// is the key signature using sharps or flats?
if (keySignature > 0 && keySignature < 8) { // sharp
for (int ks = 0; ks < keySignature; ks++) {
// claulate position
int keyAccidentalPosition = notePosOffset[sharps[ks] % 12] + bPos - 4 + ((5 - sharps[ks] / 12) * 24) + ((6 - sharps[ks] / 12) * 4);
// draw sharp on treble
g.drawImage(sharp, rightMargin + clefWidth + keyOffset, keyAccidentalPosition, this);
// draw sharp on bass
g.drawImage(sharp, rightMargin + clefWidth + keyOffset, keyAccidentalPosition + staveSpaceHeight * 7, this);
// indent position
keyOffset += 10;
//add note to accidental vector
int theModValue = sharps[ks] % 12;
for (int pc = 0; pc < 128; pc++) {
if ((pc % 12) == theModValue) {
previouslyChromatic.addElement(new Integer(pc));
keyAccidentals++;
}
}
keySigWidth = keyOffset;
}
} else {
if (keySignature < 0 && keySignature > -8) { // flat
for (int ks = 0; ks < Math.abs(keySignature); ks++) {
// claulate position
int keyAccidentalPosition = notePosOffset[flats[ks] % 12] + bPos - 4 + ((5 - flats[ks] / 12) * 24) + ((6 - flats[ks] / 12) * 4);
// draw flat
g.drawImage(flat, rightMargin + clefWidth + keyOffset, keyAccidentalPosition, this);
// draw flat on bass stave
g.drawImage(flat, rightMargin + clefWidth + keyOffset, keyAccidentalPosition + staveSpaceHeight * 7, this);
// indent position
keyOffset += 10;
//add note to accidental vector
int theModValue = flats[ks] % 12;
for (int pc = 0; pc < 128; pc++) {
if ((pc % 12) == theModValue) {
previouslyChromatic.addElement(new Integer(pc));
keyAccidentals++;
}
}
}
}
}
keySigWidth = keyOffset + 3;
// insert time signature if required
if (metre != 0.0) {
Image[] numbers = {one, two, three, four, five, six, seven, eight, nine};
// top number
g.drawImage(numbers[(int) metre - 1], rightMargin + clefWidth + keySigWidth, bPos + 13, this);
g.drawImage(numbers[(int) metre - 1], rightMargin + clefWidth + keySigWidth, bPos + 13 + staveSpaceHeight * 6, this);
//bottom number
g.drawImage(four, rightMargin + clefWidth + keySigWidth, bPos + 29, this);
g.drawImage(four, rightMargin + clefWidth + keySigWidth, bPos + 29 + staveSpaceHeight * 6, this);
timeSigWidth = 30;
} else timeSigWidth = 5;
// set indent position for first note
totalBeatWidth = rightMargin + clefWidth + keySigWidth + timeSigWidth;
// draw notes and rests
for (int i = 0; i < phrase.size(); i++) {
int notePitchNum = (int) phrase.getNote(i).getPitch();
// choose graphic
chooseImage(notePitchNum, phrase.getNote(i).getRhythmValue(), 71, 60, 50);
// reset pitch for rests
// position?
int pitchTempPos;
if (notePitchNum == REST || phrase.getNote(i).getRhythmValue() == 0.0) { // rest or delete
pitchTempPos = notePosOffset[71 % 12] + bPos - 4 + ((5 - 71 / 12) * 24) + ((6 - 71 / 12) * 4);
} else {
pitchTempPos = notePosOffset[notePitchNum % 12] + bPos - 4 + ((5 - notePitchNum / 12) * 24) +
((6 - notePitchNum / 12) * 4);
}
// accidental?
if (((notePitchNum % 12) == 1 || (notePitchNum % 12) == 3 || (notePitchNum % 12) == 6 ||
(notePitchNum % 12) == 8 || (notePitchNum % 12) == 10) && notePitchNum != REST &&
phrase.getNote(i).getRhythmValue() != 0.0) {
if (keySignature > -1) {
g.drawImage(sharp, totalBeatWidth - 9, pitchTempPos, this);
// enter the note made sharp i.e, F for an F#
previouslyChromatic.addElement(new Integer(notePitchNum - 1));
} else { // flat
pitchTempPos -= 4; // to show the note a semitone higher for flats
g.drawImage(flat, totalBeatWidth - 9, pitchTempPos, this);
previouslyChromatic.addElement(new Integer(notePitchNum + 1));
notePitchNum++; // assume it is a semitone higher for legerlines etc...
}
} else { // check for a natural
// check vector
int size = previouslyChromatic.size();
for (int j = 0; j < size; j++) {
Integer temp = (Integer) previouslyChromatic.elementAt(j);
if (temp.intValue() == notePitchNum && notePitchNum != REST &&
phrase.getNote(i).getRhythmValue() != 0.0) {
// add natural
g.drawImage(natural, totalBeatWidth - 7, pitchTempPos, this);
// remove element if not in key signature
if (j > keyAccidentals - 1) previouslyChromatic.removeElementAt(j);
j = size;
}
}
}
// draw note/rest
g.drawImage(currImage, totalBeatWidth, pitchTempPos, this);
// store position in a vector
notePositions.addElement(new Integer(totalBeatWidth));
notePositions.addElement(new Integer(pitchTempPos));
//System.out.println("Position "+i+" "+totalBeatWidth + " "+ pitchTempPos);
if (dottedNote) {
boolean dotFlag = true;
for (int l = 0; l < lineNotes.length; l++) {
if (lineNotes[l] + 12 == notePitchNum || lineNotes[l] + 36 == notePitchNum ||
lineNotes[l] + 60 == notePitchNum || lineNotes[l] + 84 == notePitchNum ||
lineNotes[l] + 108 == notePitchNum || notePitchNum == REST) {
g.drawImage(dot, totalBeatWidth + 1, pitchTempPos - 4, this);
dotFlag = false;
l = lineNotes.length;
}
}
if (dotFlag) g.drawImage(dot, totalBeatWidth + 1, pitchTempPos, this);
}
// leger lines middle C
if (notePitchNum == 60 || notePitchNum == 61 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos + 52, totalBeatWidth + 12, bPos + 52);
}
// leger lines down
if (notePitchNum <= 40 && notePitchNum > -1 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos + 100, totalBeatWidth + 12, bPos + 100);
}
if (notePitchNum <= 37 && notePitchNum > -1 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos + 108, totalBeatWidth + 12, bPos + 108);
}
if (notePitchNum <= 34 && notePitchNum > -1 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos + 116, totalBeatWidth + 12, bPos + 116);
}
if (notePitchNum <= 30 && notePitchNum > -1 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos + 124, totalBeatWidth + 12, bPos + 124);
}
if (notePitchNum <= 27 && notePitchNum > -1 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos + 132, totalBeatWidth + 12, bPos + 132);
}
// leger lines up
if (notePitchNum >= 81 && notePitchNum < 128 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos + 4, totalBeatWidth + 12, bPos + 4);
}
if (notePitchNum >= 84 && notePitchNum < 128 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos - 4, totalBeatWidth + 12, bPos - 4);
}
if (notePitchNum >= 88 && notePitchNum < 128 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos - 12, totalBeatWidth + 12, bPos - 12);
}
if (notePitchNum >= 91 && notePitchNum < 128 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos - 20, totalBeatWidth + 12, bPos - 20);
}
if (notePitchNum >= 95 && notePitchNum < 128 && phrase.getNote(i).getRhythmValue() != 0.0) {
g.drawLine(totalBeatWidth - 3, bPos - 28, totalBeatWidth + 12, bPos - 28);
}
// increment everything
totalBeatWidth += currBeatWidth;
dottedNote = false;
// quantised to semiquvers!
// (int)((phrase.getNote(i).getRhythmValue()/0.25) * 0.25);
beatCounter += (int) (phrase.getNote(i).getRhythmValue() / 0.25) * 0.25;
// add bar line if required
if (metre != 0.0) {
if ((beatCounter % metre) == 0.0) {
g.drawLine(totalBeatWidth, bPos + 12, totalBeatWidth, bPos + 44 + staveSpaceHeight * 6);
// add bar numbers?
if (barNumbers) g.drawString("" + (int) (beatCounter / metre + 1 + phrase.getStartTime()),
totalBeatWidth - 4, bPos);
totalBeatWidth += 12;
}
}
}
// draw treble stave
for (int i = 0; i < 5; i++) {
g.drawLine(rightMargin, (bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight),
totalBeatWidth, (bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight));
}
// draw bass stave
for (int i = 6; i < 11; i++) {
g.drawLine(rightMargin, (bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight),
totalBeatWidth, (bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight));
}
// draw neext note stave area
// draw stave
g.setColor(Color.lightGray);
for (int i = 0; i < 5; i++) {
g.drawLine(totalBeatWidth,
(bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight),
totalBeatWidth + 50,
(bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight));
}
for (int i = 6; i < 11; i++) {
g.drawLine(totalBeatWidth,
(bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight),
totalBeatWidth + 50,
(bPos + imageHeightOffset - (2 * staveSpaceHeight)) + (i * staveSpaceHeight));
}
g.setColor(Color.black);
// add Clefs
g.drawImage(trebleClef, rightMargin + 7, bPos - 4, this);
g.drawImage(bassClef, rightMargin + 7, bPos + staveSpaceHeight * 6, this);
/* Draw completed buffer to g */
graphics.drawImage(image, 0, 0, null);
// clear image
// clear
g.setColor(this.getBackground());
g.fillRect(0, 0, getSize().width, getSize().height);
g.setColor(this.getForeground());
//repaint();
//g.dispose();
}
}