private void ListBox1_SelectedIndexChanged(object sender, EventArgs e)
{
if (actions.Count == 0)
{
return;
}
if ((listBox1.SelectedIndex != SelectedItem || actions.Count == 0) && CanUndo)
{
Selected = null;
if (listBox1.SelectedIndex > SelectedItem)
{
for (int i = SelectedItem + 1; i <= listBox1.SelectedIndex; i++)
{
actions[i].Redo(polygons, circles);
}
}
else
{
for (int i = SelectedItem; i > listBox1.SelectedIndex; i--)
{
actions[i].Undo(polygons, circles);
}
}
}
SelectedItem = listBox1.SelectedIndex;
DrawingField.Refresh();
}
private void CompletePoly_Click(object sender, EventArgs e)
{
if (polygons.Count != 0)
{
if (polygons[polygons.Count - 1].points.Count >= 3)
{
polygons[polygons.Count - 1].Completed = true;
AddAction(new PolygonCompleteAction("Sfinalizowany wielokat", polygons.Count - 1, CompletePoly));
CompletePoly.Enabled = false;
}
}
DrawingField.Refresh();
}
public GUI()
{
InitializeComponent();
g = DrawingField.CreateGraphics();
point_size = 10;
brush = new SolidBrush(Color.Black);
painting = false;
x_size = DrawingField.Width;
y_size = DrawingField.Height;
display_matrix = new bool[x_size, y_size]; // filled with false
is_black_brush = isBlackBrush();
}
