public static Vector <float> Transform(this System.Drawing.Drawing2D.Matrix matrix, Vector <float> vec)
{
var a = AsArray(vec.AsBCL());
matrix.TransformVectors(a);
return(a[0].AsLoycVector());
}
/// <summary>
/// Converts a <see cref="SizeF"/> from destination to source coordinates.
/// </summary>
/// <remarks>
/// Only scale and rotation are applied when converting sizes; this is equivalent
/// to converting a direction vector, as direction vectors have only magnitude
/// and direction information, but no position.
/// </remarks>
public SizeF ConvertToSource(SizeF destinationDimensions)
{
PointF[] transformed = new PointF[] { destinationDimensions.ToPointF() };
Matrix inverse = this.CumulativeTransform.Clone();
inverse.Invert();
inverse.TransformVectors(transformed);
return(new SizeF(transformed[0]));
}
public override void Move(float dx, float dy)
{
// convert dx, dy to vector in object space
System.Drawing.Drawing2D.Matrix mat = this.Owner.DrawMatrix.Clone();
mat.Multiply(this.TransformationMatrix, System.Drawing.Drawing2D.MatrixOrder.Append);
mat.Multiply(this.Owner.ViewMatrix, System.Drawing.Drawing2D.MatrixOrder.Append);
mat.Invert();
PointF tmpPoint = new PointF(dx, dy);
PointF[] points = new PointF[1];
points[0] = tmpPoint;
mat.TransformVectors(points);
tmpPoint = points[0];
dx = tmpPoint.X;
dy = tmpPoint.Y;
float udx = UnitsManager.Instance.ConvertUnit(tmpPoint.X, MeasureUnits.pixel, this.Owner.MeasureUnit);
float udy = UnitsManager.Instance.ConvertUnit(tmpPoint.Y, MeasureUnits.pixel, this.Owner.MeasureUnit);
//dx = UnitsManager.Instance.ConvertUnit(tmpPoint.X, MeasureUnits.pixel, this.Owner.MeasureUnit);
//dy = UnitsManager.Instance.ConvertUnit(tmpPoint.Y, MeasureUnits.pixel, this.Owner.MeasureUnit);
switch (this.CommandPosition)
{
case CommandPosition.TopLeft:
this.Owner.LocationInUnitsX = startLocX + udx;
this.Owner.LocationInUnitsY = startLocY + udy;
this.Owner.WidthInPixels = startWidth - dx;
this.Owner.HeightInPixels = startHeight - dy;
this.Owner.AnchorAll(udx, udy, -dx, -dy);
break;
case CommandPosition.TopCenter:
this.Owner.LocationInUnitsY = startLocY + udy;
this.Owner.HeightInPixels = startHeight - dy;
this.Owner.AnchorAll(0.0f, udy, 0.0f, -dy);
break;
case CommandPosition.TopRight:
this.Owner.LocationInUnitsY = startLocY + udy;
this.Owner.WidthInPixels = startWidth + dx;
this.Owner.HeightInPixels = startHeight - dy;
this.Owner.AnchorAll(0.0f, udy, dx, -dy);
break;
case CommandPosition.MiddleLeft:
this.Owner.LocationInUnitsX = startLocX + udx;
this.Owner.WidthInPixels = startWidth - dx;
this.Owner.AnchorAll(udx, 0.0f, -dx, 0.0f);
break;
case CommandPosition.MiddleRight:
this.Owner.WidthInPixels = startWidth + dx;
this.Owner.AnchorAll(0.0f, 0.0f, dx, 0.0f);
break;
case CommandPosition.BottomLeft:
this.Owner.LocationInUnitsX = startLocX + udx;
this.Owner.WidthInPixels = startWidth - dx;
this.Owner.HeightInPixels = startHeight + dy;
this.Owner.AnchorAll(udx, 0.0f, -dx, dy);
break;
case CommandPosition.BottomCenter:
this.Owner.HeightInPixels = startHeight + dy;
this.Owner.AnchorAll(0.0f, 0.0f, 0.0f, dy);
break;
case CommandPosition.BottomRight:
this.Owner.WidthInPixels = startWidth + dx;
this.Owner.HeightInPixels = startHeight + dy;
this.Owner.AnchorAll(0.0f, 0.0f, dx, dy);
break;
}
if (this.Owner.WidthInPixels < UnitsManager.Instance.ConvertUnit(1.0f, MeasureUnits.mm, MeasureUnits.pixel))
{
this.Owner.WidthInPixels = UnitsManager.Instance.ConvertUnit(1.0f, MeasureUnits.mm, MeasureUnits.pixel);
}
if (this.Owner.HeightInPixels < UnitsManager.Instance.ConvertUnit(1.0f, MeasureUnits.mm, MeasureUnits.pixel))
{
this.Owner.HeightInPixels = UnitsManager.Instance.ConvertUnit(1.0f, MeasureUnits.mm, MeasureUnits.pixel);
}
this.Owner.DockAll();
if (this.Owner.Parent != null)
{
this.Owner.Parent.DockAll();
}
}