static private updateOutline ( |
||
outline | ||
shape | ShapeType | |
width | int | |
height | int | |
return | void |
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e) { Bitmap bm = new Bitmap(this.Width, this.Height, e.Graphics); Graphics g = Graphics.FromImage(bm); g.FillRectangle(Brushes.LightGray, new Rectangle(0, 0, bm.Width, bm.Height)); e.Graphics.FillRectangle(Brushes.LightGray, new Rectangle(0, 0, this.Width, this.Height)); int x = 4, y = 4; int n = 0; foreach (ShapeType shape in Enum.GetValues(typeof(ShapeType))) { GraphicsPath path = new GraphicsPath(); ShapeControl.updateOutline(ref path, shape, _width, _height); g.FillRectangle(Brushes.LightGray, 0, 0, bm.Width, bm.Height); g.FillPath(Brushes.Yellow, path); g.DrawPath(Pens.Red, path); e.Graphics.DrawImage(bm, x, y, new Rectangle(new Point(0, 0), new Size(_width + 1, _height + 1)), GraphicsUnit.Pixel); if (this.shape.Equals(shape)) { e.Graphics.DrawRectangle(Pens.Red, new Rectangle(new Point(x - 2, y - 2), new Size(_width + 4, _height + 4))); } n++; x = (n % _numcol) * (_width); x = x + (n % _numcol) * 6 + 4; y = (n / _numcol) * (_height); y = y + (n / _numcol) * 6 + 4; } }
public override void PaintValue(System.Drawing.Design.PaintValueEventArgs e) { Bitmap bm = new Bitmap(e.Bounds.Width + 4, e.Bounds.Height + 4, e.Graphics); Graphics g = Graphics.FromImage(bm); ShapeType shape = (ShapeType)e.Value; GraphicsPath path = new GraphicsPath(); ShapeControl.updateOutline(ref path, shape, e.Bounds.Width - 5, e.Bounds.Height - 5); g.FillPath(Brushes.Yellow, path); g.DrawPath(Pens.Red, path); e.Graphics.DrawImage(bm, 3, 3, new Rectangle(new Point(0, 0), new Size(e.Bounds.Width, e.Bounds.Height)), GraphicsUnit.Pixel); }