public void MakeVxs(VertexStoreSnap vsnap, VertexStore vxs)
{
m_curve3.Reset();
m_curve4.Reset();
var snapIter = vsnap.GetVertexSnapIter();
CurvePointMode latestCurveMode = CurvePointMode.NotCurve;
double x, y;
VertexCmd cmd;
VectorMath.Vector2 c3p2 = new VectorMath.Vector2();
VectorMath.Vector2 c4p2 = new VectorMath.Vector2();
VectorMath.Vector2 c4p3 = new VectorMath.Vector2();
double lastX = 0;
double lasty = 0;
double lastMoveX = 0;
double lastMoveY = 0;
do
{
//this vertex
cmd = snapIter.GetNextVertex(out x, out y);
#if DEBUG
if (VertexStore.dbugCheckNANs(x, y))
{
int dbugIter = snapIter.dbugIterIndex;
}
//if (VertexStore.dbugCheckIfNAN(x, y))
//{
//
//}
#endif
switch (cmd)
{
case VertexCmd.P2c:
{
switch (latestCurveMode)
{
case CurvePointMode.P2:
{
}
break;
case CurvePointMode.P3:
{
}
break;
case CurvePointMode.NotCurve:
{
c3p2.x = x;
c3p2.y = y;
}
break;
default:
{
}
break;
}
latestCurveMode = CurvePointMode.P2;
}
break;
case VertexCmd.P3c:
{
//this is p3c
switch (latestCurveMode)
{
case CurvePointMode.P2:
{
c3p2.x = x;
c3p2.y = y;
}
break;
case CurvePointMode.P3:
{
c4p3.x = x;
c4p3.y = y;
}
break;
case CurvePointMode.NotCurve:
{
c4p2.x = x;
c4p2.y = y;
}
break;
}
latestCurveMode = CurvePointMode.P3;
}
break;
case VertexCmd.LineTo:
{
switch (latestCurveMode)
{
case CurvePointMode.P2:
{
m_curve3.MakeLines(vxs,
lastX,
lasty,
c3p2.X,
c3p2.Y,
x,
y);
}
break;
case CurvePointMode.P3:
{
m_curve4.MakeLines(vxs,
lastX, lasty,
c4p2.x, c4p2.y,
c4p3.x, c4p3.y,
x, y);
}
break;
default:
{
vxs.AddVertex(x, y, cmd);
}
break;
}
//-----------
latestCurveMode = CurvePointMode.NotCurve;
lastX = x;
lasty = y;
//-----------
}
break;
case VertexCmd.MoveTo:
{
//move to, and end command
vxs.AddVertex(x, y, cmd);
//-----------
latestCurveMode = CurvePointMode.NotCurve;
lastMoveX = lastX = x;
lastMoveY = lasty = y;
//-----------
}
break;
case VertexCmd.Close:
case VertexCmd.CloseAndEndFigure:
{
latestCurveMode = CurvePointMode.NotCurve;
vxs.AddVertex(x, y, cmd);
//move to begin
lastX = lastMoveX;
lasty = lastMoveY;
}
break;
default:
{
//move to, and end command
vxs.AddVertex(x, y, cmd);
//-----------
latestCurveMode = CurvePointMode.NotCurve;
lastX = x;
lasty = y;
//-----------
}
break;
}
} while (cmd != VertexCmd.NoMore);
}
public VertexStore MakeVxs(VertexStore vxs, ICoordTransformer tx, VertexStore output)
{
_curve3.Reset();
_curve4.Reset();
CurvePointMode latestCurveMode = CurvePointMode.NotCurve;
double x, y;
VertexCmd cmd;
VectorMath.Vector2 c3p2 = new VectorMath.Vector2();
VectorMath.Vector2 c4p2 = new VectorMath.Vector2();
VectorMath.Vector2 c4p3 = new VectorMath.Vector2();
double lastX = 0;
double lasty = 0;
double lastMoveX = 0;
double lastMoveY = 0;
int index = 0;
bool hasTx = tx != null;
while ((cmd = vxs.GetVertex(index++, out x, out y)) != VertexCmd.NoMore)
{
#if DEBUG
if (VertexStore.dbugCheckNANs(x, y))
{
}
#endif
//-----------------
if (hasTx)
{
tx.Transform(ref x, ref y);
}
//-----------------
switch (cmd)
{
case VertexCmd.C3:
{
switch (latestCurveMode)
{
case CurvePointMode.P2:
{
}
break;
case CurvePointMode.P3:
{
}
break;
case CurvePointMode.NotCurve:
{
c3p2.x = x;
c3p2.y = y;
}
break;
default:
{
}
break;
}
latestCurveMode = CurvePointMode.P2;
}
break;
case VertexCmd.C4:
{
//this is p3c
switch (latestCurveMode)
{
case CurvePointMode.P2:
{
c3p2.x = x;
c3p2.y = y;
}
break;
case CurvePointMode.P3:
{
c4p3.x = x;
c4p3.y = y;
}
break;
case CurvePointMode.NotCurve:
{
c4p2.x = x;
c4p2.y = y;
}
break;
}
latestCurveMode = CurvePointMode.P3;
}
break;
case VertexCmd.LineTo:
{
switch (latestCurveMode)
{
case CurvePointMode.P2:
{
_curve3.MakeLines(output,
lastX,
lasty,
c3p2.X,
c3p2.Y,
x,
y);
}
break;
case CurvePointMode.P3:
{
_curve4.MakeLines(output,
lastX, lasty,
c4p2.x, c4p2.y,
c4p3.x, c4p3.y,
x, y);
}
break;
default:
{
output.AddVertex(x, y, cmd);
}
break;
}
//-----------
latestCurveMode = CurvePointMode.NotCurve;
lastX = x;
lasty = y;
//-----------
}
break;
case VertexCmd.MoveTo:
{
//move to, and end command
output.AddVertex(x, y, cmd);
//-----------
latestCurveMode = CurvePointMode.NotCurve;
lastMoveX = lastX = x;
lastMoveY = lasty = y;
//-----------
}
break;
case VertexCmd.Close:
case VertexCmd.CloseAndEndFigure:
{
latestCurveMode = CurvePointMode.NotCurve;
output.AddVertex(lastMoveX, lastMoveY, cmd);
//move to begin
lastX = lastMoveX;
lasty = lastMoveY;
}
break;
default:
{
//move to, and end command
output.AddVertex(x, y, cmd);
//-----------
latestCurveMode = CurvePointMode.NotCurve;
lastX = x;
lasty = y;
//-----------
}
break;
}
}
return(output);
}