Exemple #1
0
        // method to display a Circle object
        private void Display(Circle c)
        {
            ListViewItem lvi = null;

            if (c is Cone)
            {
                // cast C to a cone object
                Cone co = (Cone)c;
                // create a listviewItem (one row in a listview)
                string[] items = { co.GetType().Name,
                                   co.Radius.ToString("f3"),
                                   co.Height.ToString("f3"),
                                   co.Perimeter().ToString("f3"),
                                   co.Area().ToString("f3"),
                                   co.Volume().ToString("f3") };
                lvi = new ListViewItem(items);
            }
            else if (c is Cylinder)
            {
                // cast C to a cylinder object
                Cylinder cy = (Cylinder)c;
                // create a listviewItem (one row in a listview)
                string[] items = { cy.GetType().Name,
                                   cy.Radius.ToString("f3"),
                                   cy.Height.ToString("f3"),
                                   cy.Perimeter().ToString("f3"),
                                   cy.Area().ToString("f3"),
                                   cy.Volume().ToString("f3") };
                lvi = new ListViewItem(items);
            }
            else if (c is Sphere)
            {
                // castc to a Sphere object
                Sphere sp = (Sphere)c;
                // create a listviewItem
                string[] items = { sp.GetType().Name,
                                   sp.Radius.ToString("f3"),
                                   "0",
                                   sp.Perimeter().ToString("f3"),
                                   sp.Area().ToString("f3"),
                                   sp.Volume().ToString("f3") };
                lvi = new ListViewItem(items);
            }
            else
            {
                // create a listviewItem (one row in a listview)
                string[] items = { c.GetType().Name,
                                   c.Radius.ToString("f3"),
                                   "0",
                                   c.Perimeter().ToString("f3"),
                                   c.Area().ToString("f3"),
                                   c.Volume().ToString("f3") };
                lvi = new ListViewItem(items);
            }
            // add the row to the listview
            listView1.Items.Add(lvi);

            // making the last item visible
            listView1.EnsureVisible(listView1.Items.Count - 1);
        }
 /// <summary>
 /// If a shape have been selected, ask for information for it and gather it. Make it sound better
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void AreaVariableConfirm_Click(object sender, RoutedEventArgs e)
 {
     if (circleBool)
     {
         if (areaState == 0)
         {
             AreaTextBox.Text = "Radius";
             areaState++;
         }
         else if (areaState == 1)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 circle.Area((float)num);
                 circle.VisualRepresentation();
                 AreaTextBox.Text = "Correct shape?";
                 AreaBoolChanger(false, false, false, false);
                 areaState = 0;
             }
         }
     }
     else if (trapezoidBool)
     {
         if (areaState == 0)
         {
             AreaTextBox.Text = "Height";
             areaState++;
         }
         else if (areaState == 1)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 trapezoidArray[0] = (float)num;
                 AreaTextBox.Text  = "First length";
                 areaState++;
             }
         }
         else if (areaState == 2)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 trapezoidArray[1] = (float)num;
                 AreaTextBox.Text  = "Second length";
                 areaState++;
             }
         }
         else if (areaState == 3)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 trapezoidArray[2] = (float)num;
                 trapezoid.Area(trapezoidArray[0], trapezoidArray[1], trapezoidArray[2]);
                 trapezoid.VisualArrayCalculation();
                 trapezoid.VisualRepresentation();
                 AreaTextBox.Text = "Correct shape?";
                 AreaBoolChanger(false, false, false, false);
                 areaState = 0;
             }
         }
     }
     else if (coneBool)
     {
         if (areaState == 0)
         {
             AreaTextBox.Text = "Radius";
             areaState++;
         }
         else if (areaState == 1)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 coneArray[0]     = (float)num;
                 AreaTextBox.Text = "Height";
                 areaState++;
             }
         }
         else if (areaState == 2)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 coneArray[1] = (float)num;
                 cone.Area(coneArray[0], coneArray[1]);
                 cone.VisualArrayCalculation();
                 cone.VisualRepresentation();
                 AreaTextBox.Text = "Correct shape?";
                 AreaBoolChanger(false, false, false, false);
                 areaState = 0;
             }
         }
     }
     else if (polygonBool)
     {
         if (areaState == 0)
         {
             AreaTextBox.Text = "Length";
             areaState++;
         }
         else if (areaState == 1)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 polygonLength    = (float)num;
                 AreaTextBox.Text = "Amount of sides";
                 areaState++;
             }
         }
         else if (areaState == 2)
         {
             string valueTxt  = AreaTextBox.Text;
             bool   gotNumber = GetNumber(valueTxt, out float?num);
             if (gotNumber)
             {
                 polygonSideAmount = (uint)num;
                 polygon.Area(polygonSideAmount, polygonLength);
                 polygon.VisualArrayCalculation();
                 polygon.VisualRepresentation();
                 AreaTextBox.Text = "Correct shape?";
                 AreaBoolChanger(false, false, false, false);
                 areaState = 0;
             }
         }
     }
 }