private void AddSmoothCubicBezierCurve(CommandToken commandToken)
{
var point2 = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
var end = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
if (_previousControlPoint != null)
{
_previousControlPoint = MirrorControlPoint((Point)_previousControlPoint, _currentPoint);
}
if (_isOpen == null)
{
CreateFigure();
}
_geometryContext.CubicBezierTo(_previousControlPoint ?? _currentPoint, point2, end);
_previousControlPoint = point2;
_currentPoint = end;
}
private void AddCubicBezierCurve(CommandToken commandToken)
{
var point1 = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
var point2 = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
_previousControlPoint = point2;
var point3 = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
if (_isOpen == null)
{
CreateFigure();
}
_geometryContext.CubicBezierTo(point1, point2, point3);
_currentPoint = point3;
}
private void AddArc(CommandToken commandToken)
{
var size = commandToken.ReadSize();
var rotationAngle = commandToken.ReadDouble();
var isLargeArc = commandToken.ReadBool();
var sweepDirection = commandToken.ReadBool() ? SweepDirection.Clockwise : SweepDirection.CounterClockwise;
var end = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
if (_isOpen == null)
{
CreateFigure();
}
_geometryContext.ArcTo(end, size, rotationAngle, isLargeArc, sweepDirection);
_currentPoint = end;
_previousControlPoint = null;
}
private void AddMove(CommandToken commandToken)
{
var currentPoint = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
_currentPoint = currentPoint;
CreateFigure();
if (!commandToken.HasImplicitCommands)
{
return;
}
while (commandToken.HasImplicitCommands)
{
AddLine(commandToken);
if (commandToken.IsRelative)
{
continue;
}
_currentPoint = currentPoint;
CreateFigure();
}
}
private void AddQuadraticBezierCurve(CommandToken commandToken)
{
var start = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
_previousControlPoint = start;
var end = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
if (_isOpen == null)
{
CreateFigure();
}
_geometryContext.QuadraticBezierTo(start, end);
_currentPoint = end;
}
private void AddLine(CommandToken commandToken)
{
_currentPoint = commandToken.IsRelative
? commandToken.ReadRelativePoint(_currentPoint)
: commandToken.ReadPoint();
if (_isOpen == null)
{
CreateFigure();
}
_geometryContext.LineTo(_currentPoint);
}