LayoutFarm.Demo_CompartmentBox.UIControllerBox.ResizeTargetWithSnapToGrid2 C# (CSharp) Méthode

            static void ResizeTargetWithSnapToGrid2(UIControllerBox controllerBox, UIMouseEventArgs e)
            {
                //sample move with snap to grid
                Point pos = controllerBox.Position;
                int newX = pos.X + e.XDiff;
                int newY = pos.Y + e.YDiff;
                //snap to gridsize =5;
                //find nearest snap x 
                int gridSize = 5;
                float halfGrid = (float)gridSize / 2f;
                int nearestX = (int)((newX + halfGrid) / gridSize) * gridSize;
                int nearestY = (int)((newY + halfGrid) / gridSize) * gridSize;
                int xdiff = nearestX - pos.X;
                if (xdiff != 0)
                {
                    controllerBox.SetSize(controllerBox.Width + xdiff, controllerBox.Height);
                }

                var targetBox = controllerBox.TargetBox;
                if (targetBox != null)
                {
                    //move target box too 
                    targetBox.SetBounds(controllerBox.Left + 5,
                        controllerBox.Top + 5,
                        controllerBox.Width - 10,
                        controllerBox.Height - 10);
                }
            }
        }