private void newToolStripMenuItem_Click(object sender, EventArgs e)
{
int previousThickness = LinesDoc.Thickness;
Color previousColor = LinesDoc.Color;
LinesDoc = new LinesDoc(this.Width, this.Height);
LinesDoc.Thickness = previousThickness;
LinesDoc.Color = previousColor;
lblColor.Text = $"{LinesDoc.Color}";
lblLines.Text = $"Lines: {LinesDoc.GetLinesNumber()}";
Invalidate();
}
private void Form1_Load(object sender, EventArgs e)
{
LinesDoc = new LinesDoc(this.Width, this.Height);
lblColor.Text = $"{LinesDoc.Color}";
lblLines.Text = $"Lines: {LinesDoc.GetLinesNumber()}";
}