protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (!LayoutSetting.IsEditMode)
{
return;
}
_startLoc = e.Location;
if (MoveRec.Contains(e.X, e.Y))
{
MoveResizeAction = MoveResizeAction.Move;
}
else if (ResizeRec.Contains(e.X, e.Y))
{
var rec = ResizeRec;
int diffX = (rec.X + rec.Width) - _startLoc.X;
int diffY = (rec.Y + rec.Height) - _startLoc.Y;
_resizeDiffLoc = new Point(diffX, diffY);
MoveResizeAction = MoveResizeAction.ResizeBottomRight;
}
else
{
MoveResizeAction = MoveResizeAction.None;
}
OnMouseDownEventForEdit?.Invoke(this, e);
}
public static Rectangle CalcBounds(MoveResizeAction type, Control control, Point startLoc, Point currentLoc)
{
var bounds = new Rectangle(control.Location.X, control.Location.Y, control.Width, control.Height);
switch (type)
{
case MoveResizeAction.Move:
bounds.X += currentLoc.X - startLoc.X;
bounds.Y += currentLoc.Y - startLoc.Y;
break;
case MoveResizeAction.ResizeLeft:
bounds.Width -= currentLoc.X - startLoc.X;
bounds.X += currentLoc.X - startLoc.X;
break;
case MoveResizeAction.ResizeTop:
bounds.Height -= currentLoc.Y - startLoc.Y;
bounds.Y += currentLoc.Y - startLoc.Y;
break;
case MoveResizeAction.ResizeRight:
bounds.Width = currentLoc.X;
break;
case MoveResizeAction.ResizeBottom:
bounds.Height = currentLoc.Y;
break;
case MoveResizeAction.ResizeTopLeft:
bounds.Height -= currentLoc.Y - startLoc.Y;
bounds.Y += currentLoc.Y - startLoc.Y;
bounds.Width -= currentLoc.X - startLoc.X;
bounds.X += currentLoc.X - startLoc.X;
break;
case MoveResizeAction.ResizeTopRight:
bounds.Height -= currentLoc.Y - startLoc.Y;
bounds.Y += currentLoc.Y - startLoc.Y;
bounds.Width = currentLoc.X;
break;
case MoveResizeAction.ResizeBottomRight:
bounds.Height = currentLoc.Y;
bounds.Width = currentLoc.X;
break;
case MoveResizeAction.ResizeBottomLeft:
bounds.Height = currentLoc.Y;
bounds.Width -= currentLoc.X - startLoc.X;
bounds.X += currentLoc.X - startLoc.X;
break;
}
return(bounds);
}
protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
if (!LayoutSetting.IsEditMode)
{
return;
}
MoveResizeAction = MoveResizeAction.None;
}
public virtual MoveResizeAction Compose(Display <TData> display, MoveResizeAction action, bool isSelection)
{
action.HitSize = display.HitSize;
action.CameraHandler = this.Camera;
action.CursorGetter = this.DeviceCursor;
if (isSelection)
{
action.SelectionRenderer = display.SelectionRenderer;
}
else
{
action.SelectionRenderer = display.MoveResizeRenderer;
}
action.SelectionRenderer.Enabled = action.Enabled;
return(action);
}
