protected virtual void OnResizingStarted(ResizingDirection direction)
{
var selectedPoints = ControlPoints.Where(c => c.IsSelected).ToList();
foreach (IResizingTarget c in selectedPoints)
{
c.OnResizingStarted(direction);
}
}
protected virtual void OnResizingDelta(ResizingDirection direction, double horizontalChange, double verticalChange)
{
var selectedPoints = ControlPoints.Where(c => c.IsSelected).ToList();
foreach (IResizingTarget c in selectedPoints)
{
c.OnResizingDelta(direction, horizontalChange, verticalChange);
}
}
private void DetermineControlPointDirections()
{
var firstRow = ControlPoints.Where(c => c.V == 0).ToArray();
var firstCol = ControlPoints.Where(c => c.U == 0).ToArray();
ControlPoints.ToList().ForEach(c => c.AllowAllDirections());
firstRow.ToList().ForEach(c => c.ControlPointDirections &= ~ControlPointDirections.Up);
firstCol.ToList().ForEach(c => c.ControlPointDirections &= ~ControlPointDirections.Left);
ControlPoints.Where(c => c.V == _resolution.Height - 1).ToList().ForEach(c => c.ControlPointDirections &= ~ControlPointDirections.Down);
ControlPoints.Where(c => c.U == _resolution.Width - 1).ToList().ForEach(c => c.ControlPointDirections &= ~ControlPointDirections.Right);
}
public void SetPatternType(int size, Size count, int[] xList, bool keepCorners)
{
_patternSize = size;
_patternCount = count;
var eckenVorher = ControlPoints.Where(c => c.ControlPointType == ControlPointType.IsEcke).ToArray();
ControlPoints.Clear();
BoundingControlPoints.Clear();
Enumerable.Range(0, count.Width * count.Height).ToList().ForEach(p => ControlPoints.Add(new ControlPoint()));
var dy = _resolution.Height / (count.Height - 1);
var y = 0;
for (var i = 0; i < ControlPoints.Count; i++)
{
if (i > 0 && i % count.Width == 0)
{
y += dy;
if (y >= _resolution.Height)
{
y = _resolution.Height - 1;
}
}
ControlPoints[i].Y = ControlPoints[i].V = y;
}
for (var iy = 0; iy < count.Height; iy++)
{
for (var ix = 0; ix < count.Width; ix++)
{
var index = iy * count.Width + ix;
ControlPoints[index].X = ControlPoints[index].U = xList[ix];
}
}
BoundingControlPoints.AddRange(ControlPoints.Take(count.Width));
for (var iy = 1; iy < count.Height; iy++)
{
BoundingControlPoints.Add(ControlPoints[iy * count.Width + (count.Width - 1)]);
}
for (var ix = 1; ix < count.Width - 1; ix++)
{
BoundingControlPoints.Add(ControlPoints[count.Height * count.Width - ix - 1]);
}
for (var iy = count.Height - 1; iy > 0; iy--)
{
BoundingControlPoints.Add(ControlPoints[iy * count.Width]);
}
ControlPoints[0].ControlPointType = ControlPointType.IsEcke;
ControlPoints[count.Width - 1].ControlPointType = ControlPointType.IsEcke;
ControlPoints[count.Width * (count.Height - 1)].ControlPointType = ControlPointType.IsEcke;
ControlPoints[count.Width * count.Height - 1].ControlPointType = ControlPointType.IsEcke;
foreach (var cp in BlacklevelControlPoints)
{
cp.X = cp.U;
cp.Y = cp.V;
}
if (keepCorners && eckenVorher.Any())
{
var ecken = ControlPoints.Where(c => c.ControlPointType == ControlPointType.IsEcke).ToArray();
for (var i = 0; i < eckenVorher.Length; i++)
{
ecken[i].X = eckenVorher[i].X;
ecken[i].Y = eckenVorher[i].Y;
}
}
Interpolate(ControlPoints);
MakeTriangleStrip();
DetermineControlPointDirections();
}