public Segno(XmlReader r)
{
M.Assert(r.Name == "segno");
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
case "location":
{
PositionInMeasure = new PositionInMeasure(r.Value);
break;
}
case "glyph":
SMuFLGlyphName = r.Value;
break;
default:
M.ThrowError("Unknown segno attribute.");
break;
}
}
// r.Name is now the name of the last jump attribute that has been read.
}
public Clef(XmlReader r)
{
// https://w3c.github.io/mnx/specification/common/#the-clef-element
M.Assert(r.Name == "clef");
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
case "line":
int.TryParse(r.Value, out Line);
M.Assert(Line > 0);
break;
case "sign":
Sign = GetMNXClefSign(r.Value);
break;
case "octave":
int.TryParse(r.Value, out Octave);
break;
// Instruction attributes
case "location":
Location = new PositionInMeasure(r.Value);
break;
case "staff-index":
int staffIndex;
int.TryParse(r.Value, out staffIndex);
StaffIndex = staffIndex;
break;
case "orient":
switch (r.Value)
{
case "up":
Orient = Orientation.up;
break;
case "down":
Orient = Orientation.down;
break;
}
break;
default:
M.ThrowError("Unknown clef attribute.");
break;
}
}
M.Assert(Sign != null && Line > 0);
// r.Name is now the name of the last clef attribute that has been read.
}
public Tied(XmlReader r)
{
M.Assert(r.Name == "tied");
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
// Span attribute
case "target":
TargetID = r.Value;
break;
case "end":
End = new PositionInMeasure(r.Value);
break;
// Instruction attributes
case "location":
Location = new PositionInMeasure(r.Value);
break;
case "staff-index":
int staffIndex = 0;
int.TryParse(r.Value, out staffIndex);
StaffIndex = staffIndex;
break;
case "side":
switch (r.Value)
{
case "up":
Side = Orientation.up;
break;
case "down":
Side = Orientation.down;
break;
}
break;
}
}
}
public Jump(XmlReader r)
{
M.Assert(r.Name == "jump");
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
case "location":
{
PositionInMeasure = new PositionInMeasure(r.Value);
break;
}
case "type":
switch (r.Value)
{
case "segno":
JumpType = JumpType.segno;
break;
case "dsalfine":
JumpType = JumpType.dsalfine;
break;
default:
JumpType = JumpType.unknown;
break;
}
break;
default:
M.ThrowError("Unknown jump attribute.");
break;
}
}
// r.Name is now the name of the last jump attribute that has been read.
}
public Fine(XmlReader r)
{
M.Assert(r.Name == "fine");
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
case "location":
{
PositionInMeasure = new PositionInMeasure(r.Value);
break;
}
default:
M.ThrowError("Unknown fine attribute.");
break;
}
}
// r.Name is now the name of the last fine attribute that has been read.
}
public OctaveShift(XmlReader r)
: base()
{
M.Assert(r.Name == "octave-shift");
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
case "type":
_octaveShiftType = GetOctaveShiftType(r.Value);
break;
// Span attribute
case "target":
TargetID = r.Value;
break;
case "end":
End = new PositionInMeasure(r.Value);
break;
// Instruction attributes
case "location":
Location = new PositionInMeasure(r.Value);
break;
case "staff-index":
int staffIndex;
int.TryParse(r.Value, out staffIndex);
StaffIndex = staffIndex;
break;
case "orient":
switch (r.Value)
{
case "up":
Orient = Orientation.up;
break;
case "down":
Orient = Orientation.down;
break;
}
break;
default:
M.ThrowError("Error: Unknown attribute name.");
break;
}
}
M.Assert(_octaveShiftType != null);
if (Orient == null)
{
switch (_octaveShiftType)
{
case OctaveShiftType.down1Oct:
case OctaveShiftType.down2Oct:
case OctaveShiftType.down3Oct:
Orient = Orientation.up;
break;
case OctaveShiftType.up1Oct:
case OctaveShiftType.up2Oct:
case OctaveShiftType.up3Oct:
Orient = Orientation.down;
break;
}
}
// r.Name is now the name of the last octave-shift attribute that has been read.
}
public SlurDef(XmlReader r)
{
// https://w3c.github.io/mnx/specification/common/#the-slur-element
M.Assert(r.Name == "slur");
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
case "start-note":
StartNoteID = r.Value;
break;
case "end-note":
EndNoteID = r.Value;
break;
case "line-type":
LineType = GetLineType(r.Value);
break;
case "side":
if (r.Value == "up")
{
Side = Orientation.up;
}
else if (r.Value == "down")
{
Side = Orientation.down;
}
break;
case "side-end":
if (r.Value == "up")
{
SideEnd = Orientation.up;
}
else if (r.Value == "down")
{
SideEnd = Orientation.down;
}
break;
// Span attribute
case "target":
TargetID = r.Value;
break;
case "end":
End = new PositionInMeasure(r.Value);
break;
// Instruction attributes
case "location":
Location = new PositionInMeasure(r.Value);
break;
case "staff-index":
int staffIndex = 0;
int.TryParse(r.Value, out staffIndex);
StaffIndex = staffIndex;
break;
case "orient":
switch (r.Value)
{
case "up":
Orient = Orientation.up;
break;
case "down":
Orient = Orientation.down;
break;
}
break;
}
}
}
public RepeatEnd(PositionInMeasure positionInMeasure, string times)
: base()
{
PositionInMeasure = positionInMeasure; // can be null
Times = times;
}
public RepeatBegin(PositionInMeasure positionInMeasure)
: base()
{
PositionInMeasure = positionInMeasure; // can be null
}
// returns either a RepeatBegin or RepeatEnd.
private Repeat GetRepeat(XmlReader r)
{
M.Assert(r.Name == "cresc");
bool? IsBegin = null;
string Times = null;
// when null, this defaults to 0 for RepeatBegin, and measure duration (= current time signature) for RepeatEnd.
PositionInMeasure PositionInMeasure = null;
int count = r.AttributeCount;
for (int i = 0; i < count; i++)
{
r.MoveToAttribute(i);
switch (r.Name)
{
case "type":
{
switch (r.Value)
{
case "start":
IsBegin = true;
break;
case "end":
IsBegin = false;
break;
default:
M.ThrowError("Unknown repeat type.");
break;
}
break;
}
case "times":
{
M.Assert(int.TryParse(r.Value, out _));
Times = r.Value;
break;
}
case "location":
{
PositionInMeasure = new PositionInMeasure(r.Value);
break;
}
default:
M.ThrowError("Unknown repeat attribute.");
break;
}
}
// r.Name is now the name of the last repeat attribute that has been read.
Repeat rval = null;
switch (IsBegin)
{
case true:
{
rval = new RepeatBegin(PositionInMeasure);
break;
}
case false:
{
rval = new RepeatEnd(PositionInMeasure, Times);
break;
}
default: // null
{
M.ThrowError("Undefined repeat type.");
break;
}
}
return(rval);
}