private void Form1_Load(object sender, EventArgs e)
{
var rect = Screen.GetBounds(this);
this.Width = (int)(rect.Width * 0.75);
this.Height = (int)(rect.Height * 0.75);
this.StartPosition = FormStartPosition.CenterScreen;
this.splitContainer2.Dock = DockStyle.Fill;
toolLine.Tag = Tools.Line;
toolCircle.Tag = Tools.Circle;
toolRectangle.Tag = Tools.Rectangle;
toolLine.Click += ToolButton_Click;
toolCircle.Click += ToolButton_Click;
toolRectangle.Click += ToolButton_Click;
Color formColor = this.BackColor;
SetStyle(ControlStyles.AllPaintingInWmPaint
| ControlStyles.Opaque
| ControlStyles.OptimizedDoubleBuffer
| ControlStyles.ResizeRedraw
| ControlStyles.UserPaint,
true);
this.BackColor = formColor;
TCircle circle = new TCircle(new TPoint(60, 60), 80);
_shapes.Add(circle);
TLine line = new TLine(new TPoint(-20, -20), new TPoint(40, 40));
_shapes.Add(line);
TGrid.SetCenter(box.Width / 2, box.Height / 2);
}
private void FormMain_Resize(object sender, EventArgs e)
{
TGrid.SetCenter(box.Width / 2, box.Height / 2);
box.Invalidate();
}