public void SetControlValueTable(FUnit[] cvt, float scale, float ppem, byte[] cvProgram)
{
if (this.scale == scale || cvt == null)
return;
if (controlValueTable == null)
controlValueTable = new float[cvt.Length];
for (int i = 0; i < cvt.Length; i++)
controlValueTable[i] = cvt[i] * scale;
this.scale = scale;
this.ppem = (int)Math.Round(ppem);
zp0 = zp1 = zp2 = points;
state.Reset();
stack.Clear();
if (cvProgram != null)
{
Execute(new InstructionStream(cvProgram), false, false);
// save off the CVT graphics state so that we can restore it for each glyph we hint
if ((state.InstructionControl & InstructionControlFlags.UseDefaultGraphicsState) != 0)
cvtState.Reset();
else
{
// always reset a few fields; copy the reset
cvtState = state;
cvtState.Freedom = Vector2.UnitX;
cvtState.Projection = Vector2.UnitX;
cvtState.DualProjection = Vector2.UnitX;
cvtState.RoundState = RoundMode.ToGrid;
cvtState.Loop = 1;
}
}
}
public static FUnit[] ReadCvt(DataReader reader, TableRecord[] tables)
{
var index = FindTable(tables, FourCC.Cvt);
if (index == -1)
{
return(null);
}
reader.Seek(tables[index].Offset);
var results = new FUnit[tables[index].Length / sizeof(short)];
for (int i = 0; i < results.Length; i++)
{
results[i] = (FUnit)reader.ReadInt16BE();
}
return(results);
}
public Point(FUnit x, FUnit y)
{
X = x;
Y = y;
Type = PointType.OnCurve;
}
//public static FUnit Min (FUnit a, FUnit b) => (FUnit)Math.Min(a.value, b.value);
public static FUnit Min(FUnit a, FUnit b)
{
return((FUnit)Math.Min(a.value, b.value));
}
public static FUnit Min(FUnit a, FUnit b) => (FUnit)Math.Min(a.value, b.value);
public static FUnit Max(FUnit a, FUnit b) => (FUnit)Math.Max(a.value, b.value);
public Point(FUnit x, FUnit y)
{
X = x;
Y = y;
Type = PointType.OnCurve;
}
//public static FUnit Min (FUnit a, FUnit b) => (FUnit)Math.Min(a.value, b.value);
public static FUnit Min(FUnit a, FUnit b)
{
return (FUnit)Math.Min(a.value, b.value);
}
public static FUnit[] ReadCvt(DataReader reader, TableRecord[] tables)
{
var index = FindTable(tables, FourCC.Cvt);
if (index == -1)
return null;
reader.Seek(tables[index].Offset);
var results = new FUnit[tables[index].Length / sizeof(short)];
for (int i = 0; i < results.Length; i++)
results[i] = (FUnit)reader.ReadInt16BE();
return results;
}
