/// <summary>
/// Gets the close symbol which corresponds to the specified open symbol.
/// </summary>
private BraceSymbol GetCloseSymbol(BraceSymbol open)
{
Contract.Require(open, nameof(open));
if (open.Type != BraceSymbolType.Open)
{
throw new ArgumentException(nameof(open));
}
if (open.Nesting > 0)
{
return(null);
}
var index = symbols.IndexOfKey(open.Position);
for (int i = index + 1; i < symbols.Count; i++)
{
var symbol = symbols.Values[i];
if (commentTracker.IsPositionInsideComment(symbol.Position))
{
continue;
}
if (symbol.Type == BraceSymbolType.Close && symbol.Nesting == open.Nesting)
{
return(symbol);
}
}
return(null);
}
/// <summary>
/// Gets the open symbol which corresponds to the specified close symbol.
/// </summary>
private BraceSymbol GetOpenSymbol(BraceSymbol close)
{
Contract.Require(close, nameof(close));
if (close.Type != BraceSymbolType.Close)
{
throw new ArgumentException(nameof(close));
}
if (close.Nesting < 0)
{
return(null);
}
var index = symbols.IndexOfKey(close.Position);
for (int i = index - 1; i >= 0; i--)
{
var symbol = symbols.Values[i];
if (commentTracker.IsPositionInsideComment(symbol.Position))
{
continue;
}
if (symbol.Type == BraceSymbolType.Open && symbol.Nesting == close.Nesting)
{
return(symbol);
}
}
return(null);
}
/// <summary>
/// Gets the previous close symbol which occurs at the same nesting level as
/// the specified open symbol.
/// </summary>
private BraceSymbol GetPreviousCloseSymbol(BraceSymbol open)
{
Contract.Require(open, nameof(open));
var index = symbols.IndexOfKey(open.Position);
for (int i = index - 1; i >= 0; i--)
{
var symbol = symbols.Values[i];
if (commentTracker.IsPositionInsideComment(symbol.Position))
{
continue;
}
if (symbol.Type == BraceSymbolType.Close && symbol.Nesting == open.Nesting)
{
return(symbol);
}
}
return(null);
}
private List<BraceSymbol> CreateBraceSymbols(List<Staff> staffs)
{
List<BraceSymbol> symbols = new List<BraceSymbol>();
int ypos = 0;
BraceSymbol symbol = null;
foreach (Staff staff in staffs)
{
if (staff.Track == 0)
{
symbol = new BraceSymbol();
symbol.Height += staff.Height;
symbol.Top = ypos;
symbol.YTop = staff.YTop;
symbols.Add(symbol);
}
else if (staff.Track == 1)
{
if (symbol != null)
{
symbol.Height += staff.Height;
symbol.YBottom = staff.YBottom;
}
}
ypos += staff.Height;
}
return symbols;
}
/// <summary>
/// Gets the previous close symbol which occurs at the same nesting level as
/// the specified open symbol.
/// </summary>
private BraceSymbol GetPreviousCloseSymbol(BraceSymbol open)
{
Contract.Require(open, nameof(open));
var index = symbols.IndexOfKey(open.Position);
for (int i = index - 1; i >= 0; i--)
{
var symbol = symbols.Values[i];
if (commentTracker.IsPositionInsideComment(symbol.Position))
continue;
if (symbol.Type == BraceSymbolType.Close && symbol.Nesting == open.Nesting)
return symbol;
}
return null;
}
/// <summary>
/// Gets the open symbol which corresponds to the specified close symbol.
/// </summary>
private BraceSymbol GetOpenSymbol(BraceSymbol close)
{
Contract.Require(close, nameof(close));
if (close.Type != BraceSymbolType.Close)
throw new ArgumentException(nameof(close));
if (close.Nesting < 0)
return null;
var index = symbols.IndexOfKey(close.Position);
for (int i = index - 1; i >= 0; i--)
{
var symbol = symbols.Values[i];
if (commentTracker.IsPositionInsideComment(symbol.Position))
continue;
if (symbol.Type == BraceSymbolType.Open && symbol.Nesting == close.Nesting)
return symbol;
}
return null;
}
/// <summary>
/// Gets the close symbol which corresponds to the specified open symbol.
/// </summary>
private BraceSymbol GetCloseSymbol(BraceSymbol open)
{
Contract.Require(open, nameof(open));
if (open.Type != BraceSymbolType.Open)
throw new ArgumentException(nameof(open));
if (open.Nesting > 0)
return null;
var index = symbols.IndexOfKey(open.Position);
for (int i = index + 1; i < symbols.Count; i++)
{
var symbol = symbols.Values[i];
if (commentTracker.IsPositionInsideComment(symbol.Position))
continue;
if (symbol.Type == BraceSymbolType.Close && symbol.Nesting == open.Nesting)
return symbol;
}
return null;
}
