public static void AddCurve3To(this VertexStore vxs,
double x1, double y1,
double x2, double y2)
{
vxs.AddVertex(x1, y1, VertexCmd.P2c);
vxs.AddVertex(x2, y2, VertexCmd.LineTo);
}
public static void AddCurve4To(this VertexStore vxs,
double x1, double y1,
double x2, double y2,
double x3, double y3)
{
vxs.AddVertex(x1, y1, VertexCmd.P3c);
vxs.AddVertex(x2, y2, VertexCmd.P3c);
vxs.AddVertex(x3, y3, VertexCmd.LineTo);
}
public VertexStore MakeVxs(VertexStore vxs)
{
foreach (VertexData v in this.GetVertexIter())
{
vxs.AddVertex(v.x, v.y, v.command);
}
return(vxs);
}
/// <summary>
/// copy + translate vertext data from src to outputVxs
/// </summary>
/// <param name="src"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <param name="outputVxs"></param>
/// <returns></returns>
public static VertexStore TranslateToNewVxs(this VertexStore src, double dx, double dy, VertexStore outputVxs)
{
int count = src.Count;
VertexCmd cmd;
for (int i = 0; i < count; ++i)
{
cmd = src.GetVertex(i, out double x, out double y);
x += dx;
y += dy;
outputVxs.AddVertex(x, y, cmd);
}
return(outputVxs);
}
public static void AddNoMore(this VertexStore vxs)
{
vxs.AddVertex(0, 0, VertexCmd.NoMore);
}
public static void AddCloseFigure(this VertexStore vxs, double x, double y)
{
vxs.AddVertex(x, y, VertexCmd.Close);
}
public static void AddCloseFigure(this VertexStore vxs)
{
vxs.AddVertex(0, 0, VertexCmd.Close);
}
public static void AddLineTo(this VertexStore vxs, double x1, double y1)
{
vxs.AddVertex(x1, y1, VertexCmd.LineTo);
}
public static void AddMoveTo(this VertexStore vxs, double x0, double y0)
{
vxs.AddVertex(x0, y0, VertexCmd.MoveTo);
}
/// <summary>
/// add 3rd curve point (for C4 curve)
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
public static void AddP3c(this VertexStore vxs, double x, double y)
{
vxs.AddVertex(x, y, VertexCmd.P3c);
}
