winforms c# --> translateTo method
public void TranslateTo(PointF p)
{
// дали има избрани фигури за преместване
if (Selection.Count == 0 || Selection == null)
{
return;
}
PointF currentPoint = new PointF(p.X, p.Y);
if(lastLocation == null)
{
lastLocation = currentPoint;
return;
}
// минава през всички избрани фигури
foreach (Shape shape in Selection)
{
using (Matrix invertMatric = shape.TransformationMatrix.Clone())
{
try
{
invertMatric.Invert();
}
catch (Exception ex)
{
Console.WriteLine($"Error invert {ex.Message}");
}
PointF[] pointsArray = new PointF[] {currentPoint,lastLocation};
invertMatric.TransformPoints(pointsArray);
PointF localP = pointsArray[0];
PointF localLastLocation = pointsArray[1];
float deltaX = localP.X - localLastLocation.X;
float deltaY = localP.Y - localLastLocation.Y;
if(!(shape is GroupShape))
{
shape.Location = new PointF(shape.Location.X + deltaX, shape.Location.Y + deltaY);
}
if (shape is GroupShape group && group.SubShapes != null)
{
foreach (Shape subShape in group.SubShapes)
{
if (subShape == null) continue;
subShape.Location = new PointF(subShape.Location.X + deltaX, subShape.Location.Y + deltaY);
}
}
}
when i have a group , the figures in the group are not moving synchronized
{
// дали има избрани фигури за преместване
if (Selection.Count == 0 || Selection == null)
{
return;
}
PointF currentPoint = new PointF(p.X, p.Y);
if(lastLocation == null)
{
lastLocation = currentPoint;
return;
}
// минава през всички избрани фигури
foreach (Shape shape in Selection)
{
using (Matrix invertMatric = shape.TransformationMatrix.Clone())
{
try
{
invertMatric.Invert();
}
catch (Exception ex)
{
Console.WriteLine($"Error invert {ex.Message}");
}
PointF[] pointsArray = new PointF[] {currentPoint,lastLocation};
invertMatric.TransformPoints(pointsArray);
PointF localP = pointsArray[0];
PointF localLastLocation = pointsArray[1];
float deltaX = localP.X - localLastLocation.X;
float deltaY = localP.Y - localLastLocation.Y;
if(!(shape is GroupShape))
{
shape.Location = new PointF(shape.Location.X + deltaX, shape.Location.Y + deltaY);
}
if (shape is GroupShape group && group.SubShapes != null)
{
foreach (Shape subShape in group.SubShapes)
{
if (subShape == null) continue;
subShape.Location = new PointF(subShape.Location.X + deltaX, subShape.Location.Y + deltaY);
}
}
}
when i have a group , the figures in the group are not moving synchronized
message.txt4.25KB
