public static void AddRectangleHandles(GoObject myObject, RectangleF rect, PointF center, float angle, GoSelection sel, GoObject selectedObj)
{
GoView view = sel.View;
bool flag = view?.CanResizeObjects() ?? true;
bool flag2 = view?.CanReshapeObjects() ?? true;
if (myObject.CanResize() && flag)
{
float x = rect.X;
float x2 = rect.X + rect.Width / 2f;
float x3 = rect.X + rect.Width;
float y = rect.Y;
float y2 = rect.Y + rect.Height / 2f;
float y3 = rect.Y + rect.Height;
double num = (double)angle * Math.PI / 180.0;
double cosine = Math.Cos(num);
double sine = Math.Sin(num);
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x, y), center, cosine, sine), 2, filled: true), angle);
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x3, y), center, cosine, sine), 4, filled: true), angle);
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x3, y3), center, cosine, sine), 8, filled: true), angle);
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x, y3), center, cosine, sine), 16, filled: true), angle);
if (myObject.CanReshape() && flag2)
{
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x2, y), center, cosine, sine), 32, filled: true), angle);
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x3, y2), center, cosine, sine), 64, filled: true), angle);
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x2, y3), center, cosine, sine), 128, filled: true), angle);
SetResizeCursor(sel.CreateResizeHandle(myObject, selectedObj, RotatePoint(new PointF(x, y2), center, cosine, sine), 256, filled: true), angle);
}
}
}
/// <summary>
/// Display the appropriate selected appearance, normally, resize selection handles
/// at each point of the polygon.
/// </summary>
/// <param name="sel"></param>
/// <param name="selectedObj"></param>
/// <remarks>
/// If this polygon is resizable and reshapable, we add resize selection
/// handles at each polygon point, with handle IDs equal to
/// <see cref="F:Northwoods.Go.GoObject.LastHandle" /> plus the index of the point.
/// </remarks>
public override void AddSelectionHandles(GoSelection sel, GoObject selectedObj)
{
GoView view = sel.View;
bool flag = view?.CanResizeObjects() ?? true;
bool flag2 = view?.CanReshapeObjects() ?? true;
if (!(CanResize() && flag) || !(CanReshape() && flag2))
{
base.AddSelectionHandles(sel, selectedObj);
return;
}
sel.RemoveHandles(this);
checked
{
int num = PointsCount - 1;
for (int i = 0; i <= num; i++)
{
PointF point = GetPoint(i);
sel.CreateResizeHandle(this, selectedObj, point, 8192 + i, filled: true);
}
}
}