void CScore::drawScroll(bool refresh)
{
if (refresh == false)
{
float topY = CStavePos(PB_PART_right, MAX_STAVE_INDEX).getPosY();
float bottomY = CStavePos(PB_PART_left, MIN_STAVE_INDEX).getPosY();
drColour (Cfg::backgroundColour());
glRectf(Cfg::scrollStartX(), topY, Cfg::getAppWidth(), bottomY);
}
if (getCompileRedrawCount())
{
if (m_stavesDisplayListId == 0)
m_stavesDisplayListId = glGenLists (1);
glNewList (m_stavesDisplayListId, GL_COMPILE_AND_EXECUTE);
drawSymbol(CSymbol(PB_SYMBOL_playingZone, CStavePos(PB_PART_both, 0)), Cfg::playZoneX());
drawStaves(Cfg::scrollStartX(), Cfg::staveEndX());
glEndList ();
// decrement the compile count until is reaches zero
forceCompileRedraw(0);
}
else
glCallList(m_stavesDisplayListId);
drawScrollingSymbols(true);
m_piano->drawPianoInput();
}
void CDraw::drawStaves(float startX, float endX)
{
int i;
glLineWidth (Cfg::staveThickness());
/* select colour for all lines */
drColour ((m_displayHand != PB_PART_left) ? Cfg::staveColour() : Cfg::staveColourDim());
glBegin(GL_LINES);
for (i = -4; i <= 4; i+=2 )
{
CStavePos pos = CStavePos(PB_PART_right, i);
glVertex2f (startX, pos.getPosY());
glVertex2f (endX, pos.getPosY());
}
drColour ((m_displayHand != PB_PART_right) ? Cfg::staveColour() : Cfg::staveColourDim());
for (i = -4; i <= 4; i+=2 )
{
CStavePos pos = CStavePos(PB_PART_left, i);
glVertex2f (startX, pos.getPosY());
glVertex2f (endX, pos.getPosY());
}
glEnd();
}
void CDraw::drawStaveExtentsion(CSymbol symbol, float x, int noteWidth, bool playable)
{
int index;
index = symbol.getStavePos().getStaveIndex();
if (index < 6 && index > -6)
return;
index = index & ~1; // Force index to be even
whichPart_t hand = symbol.getStavePos().getHand();
if (playable)
drColour(Cfg::staveColour());
else
drColour(Cfg::staveColourDim());
glLineWidth (Cfg::staveThickness());
glBegin(GL_LINES);
while (index >= 6 || index <= -6)
{
glVertex2f (x - noteWidth/2 - 4, CStavePos(hand, index).getPosYRelative());
glVertex2f (x + noteWidth/2 + 4, CStavePos(hand, index).getPosYRelative());
// Move the index closer to the stave centre
if (index > 0)
index -= 2;
else
index += 2;
}
glEnd();
}
void CDraw::drawKeySignature(int key)
{
const int sharpLookUpRight[] = { 4, 1, 5, 2,-1, 3, 0};
const int sharpLookUpLeft[] = { 2,-1, 3, 0,-3, 1,-2};
const int flatLookUpRight[] = { 0, 3,-1, 2,-2, 1,-3};
const int flatLookUpLeft[] = {-2, 1,-3, 0,-4,-1,-5};
const int gapX = 11;
CStavePos pos;
size_t i;
if (key == NOT_USED)
return;
i = 0;
while (key != 0 )
{
if (key > 0)
{
if (i < arraySize(sharpLookUpRight))
{
drColour ((m_displayHand != PB_PART_left) ? Cfg::noteColour() : Cfg::noteColourDim());
pos = CStavePos(PB_PART_right, sharpLookUpRight[i]);
drawSymbol( CSymbol(PB_SYMBOL_sharp, pos), Cfg::keySignatureX() + gapX*i );
}
if (i < arraySize(sharpLookUpLeft))
{
drColour ((m_displayHand != PB_PART_right) ? Cfg::noteColour() : Cfg::noteColourDim());
pos = CStavePos(PB_PART_left, sharpLookUpLeft[i]);
drawSymbol( CSymbol(PB_SYMBOL_sharp, pos), Cfg::keySignatureX() + gapX*i );
}
key--;
}
else
{
if (i < arraySize(flatLookUpRight))
{
drColour ((m_displayHand != PB_PART_left) ? Cfg::noteColour() : Cfg::noteColourDim());
pos = CStavePos(PB_PART_right, flatLookUpRight[i]);
drawSymbol( CSymbol(PB_SYMBOL_flat, pos), Cfg::keySignatureX() + gapX*i );
}
if (i < arraySize(flatLookUpLeft))
{
drColour ((m_displayHand != PB_PART_right) ? Cfg::noteColour() : Cfg::noteColourDim());
pos = CStavePos(PB_PART_left, flatLookUpLeft[i]);
drawSymbol( CSymbol(PB_SYMBOL_flat, pos), Cfg::keySignatureX() + gapX*i );
}
key++;
}
i++;
}
}
void CScore::drawScore()
{
if (getCompileRedrawCount())
{
if (m_scoreDisplayListId == 0)
m_scoreDisplayListId = glGenLists (1);
glNewList (m_scoreDisplayListId, GL_COMPILE_AND_EXECUTE);
drColour (Cfg::staveColour());
drawSymbol(CSymbol(PB_SYMBOL_gClef, CStavePos(PB_PART_right, -1)), Cfg::clefX()); // The Treble Clef
drawSymbol(CSymbol(PB_SYMBOL_fClef, CStavePos(PB_PART_left, 1)), Cfg::clefX());
drawKeySignature(CStavePos::getKeySignature());
drawStaves(Cfg::staveStartX(), Cfg::scrollStartX());
glEndList ();
}
else
glCallList(m_scoreDisplayListId);
}
void CPiano::drawPianoInputLines(CChord* chord, CColour colour, int lineLength)
{
int i;
drColour(colour);
CStavePos stavePos;
for ( i = 0; i < chord->length(); i++)
{
if (!m_rhythmTapping)
{
int pitch = chord->getNote(i).pitch();
stavePos.notePos(chord->getNote(i).part(), pitch);
glLineWidth (3.0);
if (stavePos.getAccidental() != 0)
{
glEnable (GL_LINE_STIPPLE);
glLineStipple (1, 0x0f0f); /* dashed */
glLineWidth (3.0);
}
float posY;
posY = stavePos.getPosYAccidental();
oneLine(Cfg::playZoneX() - lineLength, posY, Cfg::playZoneX(), posY);
glDisable (GL_LINE_STIPPLE);
}
else
{
// draw a vertical line instead
whichPart_t hand = chord->getNote(i).part();
CStavePos top = CStavePos(hand, 6);
CStavePos bottom = CStavePos(hand, -6);
glLineWidth (3.0);
oneLine(Cfg::playZoneX(), top.getPosY(), Cfg::playZoneX(), bottom.getPosY());
}
}
}
void CGLView::drawTimeSignature()
{
if (Cfg::quickStart)
return;
if (m_forcefullRedraw == 0)
return;
float x,y;
int topNumber, bottomNumber;
if (m_song == 0) return;
m_song->getTimeSig(&topNumber, &bottomNumber);
if (topNumber == 0 ) return;
char bufferTop[10], bufferBottom[10];
sprintf(bufferTop, "%d", topNumber);
sprintf(bufferBottom, "%d", bottomNumber);
x = Cfg::timeSignatureX();
CDraw::drColour ((CDraw::getDisplayHand() != PB_PART_left) ? Cfg::noteColour() : Cfg::noteColourDim());
y = CStavePos(PB_PART_right, 0).getPosY() + 5;
renderText(x,y, 0, bufferTop, m_timeSigFont);
y = CStavePos(PB_PART_right, -3).getPosY() - 2;
renderText(x,y, 0, bufferBottom, m_timeSigFont);
CDraw::drColour ((CDraw::getDisplayHand() != PB_PART_right) ? Cfg::noteColour() : Cfg::noteColourDim());
y = CStavePos(PB_PART_left, 0).getPosY() + 5;
renderText(x,y, 0, bufferTop, m_timeSigFont);
y = CStavePos(PB_PART_left, -3).getPosY() - 2;
renderText(x,y, 0, bufferBottom, m_timeSigFont);
}
void CDraw::drawSymbol(CSymbol symbol, float x, float y)
{
CColour colour = symbol.getColour();
bool playable = true;
if (m_displayHand != symbol.getHand() && m_displayHand != PB_PART_both)
{
if (colour == Cfg::noteColour())
colour = Cfg::noteColourDim();
if (colour == Cfg::staveColour())
colour = Cfg::staveColourDim();
playable = false;
}
float topY, bottomY, topYrel, bottomYrel;
if (m_settings->getActiveHand() == PB_PART_right) {
topY = CStavePos(PB_PART_right, m_beatMarkerHeight).getPosY();
topYrel = CStavePos(PB_PART_right, m_beatMarkerHeight).getPosYRelative();
bottomY = CStavePos(PB_PART_right, -m_beatMarkerHeight).getPosY();
bottomYrel = CStavePos(PB_PART_right, -m_beatMarkerHeight).getPosYRelative();
} else if (m_settings->getActiveHand() == PB_PART_left) {
topY = CStavePos(PB_PART_left, m_beatMarkerHeight).getPosY();
bottomY = CStavePos(PB_PART_left, -m_beatMarkerHeight).getPosY();
topYrel = CStavePos(PB_PART_left, m_beatMarkerHeight).getPosYRelative();
bottomYrel = CStavePos(PB_PART_left, -m_beatMarkerHeight).getPosYRelative();
} else {
topY = CStavePos(PB_PART_right, m_beatMarkerHeight).getPosY();
bottomY = CStavePos(PB_PART_left, -m_beatMarkerHeight).getPosY();
topYrel = CStavePos(PB_PART_right, m_beatMarkerHeight).getPosYRelative();
bottomYrel = CStavePos(PB_PART_left, -m_beatMarkerHeight).getPosYRelative();
}
switch (symbol.getType())
{
case PB_SYMBOL_gClef: // The Treble Clef
y += 4;
drColour(colour);
glLineWidth (3.0);
glBegin(GL_LINE_STRIP);
glVertex2f( -0.011922 + x, -16.11494 + y); // 1
glVertex2f( -3.761922 + x, -12.48994 + y); // 2
glVertex2f( -4.859633 + x, -8.85196 + y); // 3
glVertex2f( -4.783288 + x, -5.42815 + y); // 4
glVertex2f( -0.606711 + x, -1.11108 + y); // 5
glVertex2f( 5.355545 + x, 0.48711 + y); // 6
glVertex2f( 10.641104 + x, -1.6473 + y); // 7
glVertex2f( 14.293812 + x, -6.18241 + y); // 8
glVertex2f( 14.675578 + x, -11.42744 + y); // 9
glVertex2f( 12.550578 + x, -17.30244 + y); // 10
glVertex2f( 7.912166 + x, -20.944 + y); // 11
glVertex2f( 3.049705 + x, -21.65755 + y); // 12
glVertex2f( -1.711005 + x, -21.36664 + y); // 13
glVertex2f( -6.283661 + x, -19.66739 + y); // 14
glVertex2f( -10.123329 + x, -16.79162 + y); // 15
glVertex2f( -13.363008 + x, -12.28184 + y); // 16
glVertex2f( -14.675578 + x, -5.79969 + y); // 17
glVertex2f( -13.66821 + x, 0.20179 + y); // 18
glVertex2f( -10.385341 + x, 6.27562 + y); // 19
glVertex2f( 5.539491 + x, 20.32671 + y); // 20
glVertex2f( 10.431588 + x, 28.20584 + y); // 21
glVertex2f( 11.00141 + x, 34.71585 + y); // 22
glVertex2f( 9.204915 + x, 39.62875 + y); // 23
glVertex2f( 7.854166 + x, 42.08262 + y); // 24
glVertex2f( 5.481415 + x, 42.66649 + y); // 25
glVertex2f( 3.57972 + x, 41.4147 + y); // 26
glVertex2f( 1.507889 + x, 37.35642 + y); // 27
glVertex2f( -0.381338 + x, 31.14317 + y); // 28
glVertex2f( -0.664306 + x, 25.51354 + y); // 29
glVertex2f( 8.296044 + x, -32.22694 + y); // 30
glVertex2f( 8.050507 + x, -36.6687 + y); // 31
glVertex2f( 6.496615 + x, -39.52999 + y); // 32
glVertex2f( 3.368583 + x, -41.7968 + y); // 33
glVertex2f( 0.253766 + x, -42.66649 + y); // 34
glVertex2f( -3.599633 + x, -42.23514 + y); // 35
glVertex2f( -8.098754 + x, -39.46637 + y); // 36
glVertex2f( -9.463279 + x, -35.49796 + y); // 37
glVertex2f( -7.08037 + x, -31.36512 + y); // 38
glVertex2f( -3.336421 + x, -31.14057 + y); // 39
glVertex2f( -1.360313 + x, -34.07738 + y); // 40
glVertex2f( -1.608342 + x, -37.11828 + y); // 41
glVertex2f( -5.729949 + x, -39.24759 + y); // 42
glVertex2f( -7.480646 + x, -36.2136 + y); // 43
glVertex2f( -6.826918 + x, -33.36919 + y); // 44
glVertex2f( -4.069083 + x, -32.9226 + y); // 45
glVertex2f( -3.040669 + x, -34.433 + y); // 46
glVertex2f( -3.737535 + x, -36.38759 + y); // 47
glVertex2f( -5.496558 + x, -36.97633 + y); // 48
glVertex2f( -5.295932 + x, -34.01951 + y); // 49
glEnd();
break;
case PB_SYMBOL_fClef: // The Base Clef
drColour(colour);
glLineWidth (3.0);
glBegin(GL_LINE_STRIP);
glVertex2f( -15.370325 + x, -17.42068 + y); // 1
glVertex2f( -7.171025 + x, -13.75432 + y); // 2
glVertex2f( -2.867225 + x, -10.66642 + y); // 3
glVertex2f( 0.925165 + x, -7.03249 + y); // 4
glVertex2f( 4.254425 + x, -0.65527 + y); // 5
glVertex2f( 4.762735 + x, 7.77848 + y); // 6
glVertex2f( 2.693395 + x, 13.92227 + y); // 7
glVertex2f( -1.207935 + x, 16.80317 + y); // 8
glVertex2f( -5.526425 + x, 17.42068 + y); // 9
glVertex2f( -10.228205 + x, 15.65609 + y); // 10
glVertex2f( -13.453995 + x, 10.7128 + y); // 11
glVertex2f( -13.133655 + x, 5.43731 + y); // 12
glVertex2f( -9.475575 + x, 3.00714 + y); // 13
glVertex2f( -5.846445 + x, 4.72159 + y); // 14
glVertex2f( -5.395545 + x, 9.72918 + y); // 15
glVertex2f( -8.850025 + x, 11.64372 + y); // 16
glVertex2f( -11.519385 + x, 10.35816 + y); // 17
glVertex2f( -11.706365 + x, 6.8704 + y); // 18
glVertex2f( -9.463505 + x, 5.01391 + y); // 19
glVertex2f( -7.172075 + x, 5.81649 + y); // 20
glVertex2f( -7.189565 + x, 8.62975 + y); // 21
glVertex2f( -9.175055 + x, 9.82019 + y); // 22
glVertex2f( -10.696425 + x, 8.08395 + y); // 23
glVertex2f( -8.843065 + x, 6.66726 + y); // 24
glVertex2f( -8.995775 + x, 8.71136 + y); // 25
glEnd();
glBegin(GL_POLYGON);
glVertex2f( 10 + x, 14 + y); // 26
glVertex2f( 14 + x, 14 + y); // 27
glVertex2f( 14 + x, 10 + y); // 28
glVertex2f( 10 + x, 10 + y); // 29
glVertex2f( 10 + x, 14 + y); // 30
glEnd();
glBegin(GL_POLYGON);
glVertex2f( 10 + x, 4 + y); // 31
glVertex2f( 14 + x, 4 + y); // 32
glVertex2f( 14 + x, 0 + y); // 33
glVertex2f( 10 + x, 0 + y); // 34
glVertex2f( 10 + x, 4 + y); // 35
glEnd();
break;
case PB_SYMBOL_note:
//ppLogTrace("PB_SYMBOL_note x %f y %f", x, y);
if (!CChord::isNotePlayable(symbol.getNote(), 0))
{
colour = Cfg::noteColourDim();
playable = false;
}
drawStaveExtentsion(symbol, x, 16, playable);
drColour(colour);
glBegin(GL_POLYGON);
glVertex2f(-7.0 + x, 2.0 + y); // 1
glVertex2f(-5.0 + x, 4.0 + y); // 2
glVertex2f(-1.0 + x, 6.0 + y); // 3
glVertex2f( 4.0 + x, 6.0 + y); // 4
glVertex2f( 7.0 + x, 4.0 + y); // 5
glVertex2f( 7.0 + x, 1.0 + y); // 6
glVertex2f( 6.0 + x, -2.0 + y); // 7
glVertex2f( 4.0 + x, -4.0 + y); // 8
glVertex2f( 0.0 + x, -6.0 + y); // 9
glVertex2f(-4.0 + x, -6.0 + y); // 10
glVertex2f(-8.0 + x, -3.0 + y); // 11
glVertex2f(-8.0 + x, -0.0 + y); // 12
glEnd();
checkAccidental(symbol, x, y);
break;
case PB_SYMBOL_drum:
if (!CChord::isNotePlayable(symbol.getNote(), 0))
colour = Cfg::noteColourDim();
drColour(colour);
glLineWidth (3.0);
glBegin(GL_LINES);
glVertex2f( 5.0 + x,-5.0 + y);
glVertex2f(-5.0 + x, 5.0 + y);
glVertex2f(-5.0 + x,-5.0 + y);
glVertex2f( 5.0 + x, 5.0 + y);
glEnd();
checkAccidental(symbol, x, y);
break;
case PB_SYMBOL_sharp:
glLineWidth (2.0);
glBegin(GL_LINES);
glVertex2f(-2.0 + x, -14.0 + y);
glVertex2f(-2.0 + x, 14.0 + y);
glVertex2f( 2.0 + x, -13.0 + y);
glVertex2f( 2.0 + x, 15.0 + y);
glVertex2f(-5.0 + x, 4.0 + y);
glVertex2f( 5.0 + x, 7.0 + y);
glVertex2f(-5.0 + x, -6.0 + y);
glVertex2f( 5.0 + x, -3.0 + y);
glEnd();
break;
case PB_SYMBOL_flat:
glLineWidth (2.0);
glBegin(GL_LINE_STRIP);
glVertex2f(-4.0 + x, 17.0 + y); // 1
glVertex2f(-4.0 + x, -6.0 + y); // 2
glVertex2f( 2.0 + x, -2.0 + y); // 3
glVertex2f( 5.0 + x, 2.0 + y); // 4
glVertex2f( 5.0 + x, 4.0 + y); // 5
glVertex2f( 3.0 + x, 5.0 + y); // 6
glVertex2f( 0.0 + x, 5.0 + y); // 7
glVertex2f(-4.0 + x, 2.0 + y); // 8
glEnd();
break;
case PB_SYMBOL_natural:
glLineWidth (2.0);
glBegin(GL_LINES);
glVertex2f( 3 + x, -15 + y); // 1
glVertex2f( 3 + x, 8 + y); // 2
glVertex2f( -3 + x, -8 + y); // 3
glVertex2f( -3 + x, 15 + y); // 4
glVertex2f( 3 + x, 8 + y); // 5
glVertex2f( -3 + x, 2 + y); // 6
glVertex2f( 3 + x, -2 + y); // 7
glVertex2f( -3 + x, -8 + y); // 8
glEnd();
break;
case PB_SYMBOL_barLine:
x += BEAT_MARKER_OFFSET * HORIZONTAL_SPACING_FACTOR; // the beat markers where entered early so now move them correctly
glLineWidth (4.0);
drColour ((m_displayHand == PB_PART_left) ? Cfg::staveColourDim() : Cfg::staveColour());
oneLine(x, CStavePos(PB_PART_right, 4).getPosYRelative(), x, CStavePos(PB_PART_right, -4).getPosYRelative());
drColour ((m_displayHand == PB_PART_right) ? Cfg::staveColourDim() : Cfg::staveColour());
oneLine(x, CStavePos(PB_PART_left, 4).getPosYRelative(), x, CStavePos(PB_PART_left, -4).getPosYRelative());
break;
case PB_SYMBOL_barMarker:
x += BEAT_MARKER_OFFSET * HORIZONTAL_SPACING_FACTOR; // the beat markers where entered early so now move them correctly
glLineWidth (5.0);
drColour(Cfg::barMarkerColour());
oneLine(x, topYrel, x, bottomYrel);
glDisable (GL_LINE_STIPPLE);
break;
case PB_SYMBOL_beatMarker:
x += BEAT_MARKER_OFFSET * HORIZONTAL_SPACING_FACTOR; // the beat markers where entered early so now move them correctly
glLineWidth (4.0);
drColour(Cfg::beatMarkerColour());
oneLine(x, topYrel, x, bottomYrel);
glDisable (GL_LINE_STIPPLE);
break;
case PB_SYMBOL_playingZone:
{
float early = Cfg::playZoneEarly() * HORIZONTAL_SPACING_FACTOR;
float late = Cfg::playZoneLate() * HORIZONTAL_SPACING_FACTOR;
//glColor3f (0.7, 1.0, 0.7);
glColor3f (0.0, 0.0, 0.3);
glRectf(x-late, topY, x + early, bottomY);
glLineWidth (2.0);
glColor3f (0.0, 0.0, 0.8);
oneLine(x, topY, x, bottomY );
glLineWidth (1.0);
glColor3f (0.0, 0.0, 0.6);
oneLine(x-late, topY, x-late, bottomY );
oneLine(x+early, topY, x+early, bottomY );
}
break;
default:
ppDEBUG(("ERROR drawSymbol unhandled symbol\n"));
break;
}
if (symbol.getType() == PB_SYMBOL_note)
{
float pianistX = symbol.getPianistTiming();
if ( pianistX != NOT_USED)
{
pianistX = x + pianistX * HORIZONTAL_SPACING_FACTOR;
drColour(CColour(1.0, 1.0, 1.0));
glLineWidth (2.0);
glBegin(GL_LINES);
glVertex2f( 4.0 + pianistX, 4.0 + y);
glVertex2f(-5.0 + pianistX,-5.0 + y);
glVertex2f( 4.0 + pianistX,-4.0 + y); // draw pianist note timing markers
glVertex2f(-5.0 + pianistX, 5.0 + y);
glEnd();
}
if ( playable )
drawStaveNoteName(symbol, x, y);
}
}
