Пример #1
0
        private void toolStripButton5_Click(object sender, EventArgs e)
        {
            Functions.Clear();
            RPN_Box.ResetText();
            ChangeButton.Enabled = false;
            FunctionList.Items.Clear();

            builder = new Builder(Draft, pixelcoeff * Convert.ToSingle(scale.Value));
            builder.Clear();
            builder.BuildNet();
            builder.BuildAxes();
            builder.BuildSection();
            builder.BuildCoordinates();
        }
Пример #2
0
 private void button35_Click(object sender, EventArgs e)
 {
     firstFunctionBox.ResetText();
     RPN_Box.ResetText();
 }
Пример #3
0
        private void toolStripButton6_Click(object sender, EventArgs e)
        {
            try
            {
                Function function = new Function(new StringBuilder(firstFunctionBox.Text), p.Color, p.DashStyle, 'x');
                RPN_Box.ResetText();
                foreach (string symbol in function.RPNsequence)
                {
                    RPN_Box.Text += " " + symbol;
                }
                if (Functions.Contains(function) == true)//It works!
                {
                    return;
                }
                else
                {
                    Functions.Add(function);
                    builder.DrawFunction(function);
                    Image = Draft;
                }
            }
            catch (IndexOutOfRangeException)
            {
                MessageBox.Show("Error in syntax (1)", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }
            catch (NullReferenceException)
            {
                MessageBox.Show("Error in syntax (2). Perhaps you enter a wrong symbol", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }
            catch (ArithmeticException)
            {
                MessageBox.Show("Function cannot exist with double argument ", "ErrorInSyntaxException", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                return;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString(), "Exception", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                return;
            }

            bool repetition = false;

            foreach (ListViewItem func in FunctionList.Items)
            {
                if (func.Text == firstFunctionBox.Text)
                {
                    repetition = true;
                }
            }


            ColorFunction = new Bitmap(imageList1.ImageSize.Width, imageList1.ImageSize.Height);
            Graphics   DrawColor = Graphics.FromImage(ColorFunction);
            SolidBrush color     = new SolidBrush(p.Color);

            if (repetition != true)
            {
                DrawColor.FillRectangle(color, 0, 0, imageList1.ImageSize.Width, imageList1.ImageSize.Height);
                imageList1.Images.Add(ColorFunction);
                FunctionList.Items.Add(firstFunctionBox.Text, imageList1.Images.Count - 1);
                repetition = false;
            }
        }