public void CubicFor_Test()
{
PDFGraphicsPath target = new PDFGraphicsPath();
Assert.IsTrue(target.Paths.Count == 1);
Assert.IsTrue(target.HasCurrentPath);
PDFPoint pos = new PDFPoint(10, 10);
target.MoveTo(pos);
Assert.AreEqual(target.Cursor, pos);
PDFPoint end = new PDFPoint(100, 100);
PDFPoint handleStart = new PDFPoint(0, 50);
PDFPoint handleEnd = new PDFPoint(50, 100);
target.CubicCurveFor(end, handleStart, handleEnd);
end = end.Offset(pos);
handleEnd = handleEnd.Offset(pos);
handleStart = handleStart.Offset(pos);
Assert.AreEqual(target.Cursor, end);
Assert.AreEqual(target.Paths[0].Operations.Count, 2);
Assert.IsInstanceOfType(target.Paths[0].Operations[1], typeof(PathBezierCurveData));
PathBezierCurveData data = (PathBezierCurveData)target.Paths[0].Operations[1];
Assert.AreEqual(data.Points.Length, 3);
Assert.IsTrue(data.HasStartHandle);
Assert.IsTrue(data.HasEndHandle);
Assert.AreEqual(data.EndPoint, end);
Assert.AreEqual(data.StartHandle, handleStart);
Assert.AreEqual(data.EndHandle, handleEnd);
}
private void ParseSVGCubicCommand(PDFGraphicsPath path, char cmd, bool absolute, string[] args)
{
PDFUnit startHandleX, startHandleY, endHandleX, endHandleY, endPtX, endPtY;
int index = 0;
while (index < args.Length)
{
if (index == 0 || !string.IsNullOrEmpty(args[index]))
{
if (!AssertParseUnit(args, ref index, cmd, out startHandleX))
{
return;
}
if (!AssertParseUnit(args, ref index, cmd, out startHandleY))
{
return;
}
if (!AssertParseUnit(args, ref index, cmd, out endHandleX))
{
return;
}
if (!AssertParseUnit(args, ref index, cmd, out endHandleY))
{
return;
}
if (!AssertParseUnit(args, ref index, cmd, out endPtX))
{
return;
}
if (!AssertParseUnit(args, ref index, cmd, out endPtY))
{
return;
}
if (absolute)
{
path.CubicCurveTo(new PDFPoint(endPtX, endPtY), new PDFPoint(startHandleX, startHandleY), new PDFPoint(endHandleX, endHandleY));
}
else
{
path.CubicCurveFor(new PDFPoint(endPtX, endPtY), new PDFPoint(startHandleX, startHandleY), new PDFPoint(endHandleX, endHandleY));
}
}
else if (string.IsNullOrEmpty(args[index]))
{
index++;
}
}
}