[Code Review] Team 05 - Hw06

Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WH6
{
    public partial class Form1 : Form
    {
        public float density;
        Shape[] obj = new Shape[10]; 

        public Form1()
        {
            InitializeComponent();
        }
        private void btn_AddShape_Click(object sender, EventArgs e)
        {
            
            int amount = Shape.Amount;
            if (Shape.Amount >= 10)
            {
                MessageBox.Show("最多只能輸入十個物體!");
                return;
            }
            switch (cbo_ChooseMaterial.SelectedIndex)
            {
                case 0:  //鉛
                    density = (float)11.35;
                    break;
                case 1:  //鋁
                    density = (float)2.70;
                    break;
                case 2:  //鐵
                    density = (float)7.87;
                    break;
            }
            switch (cbo_ChooseShape.SelectedIndex)
            {

                case 0: //球
                    obj[amount] = Shape.CreateBall(int.Parse(txt_Radius.Text));
                    obj[amount].density = density;
                    txt_ShowInformation.AppendText(obj[amount].Str + "\n");
                    break;
                case 1: //正方體
                    obj[amount] = Shape.CreateCube(int.Parse(txt_Side.Text));
                    obj[amount].density = density;
                    txt_ShowInformation.AppendText(obj[amount].Str + "\n");
                    break;
                case 2:  //圓柱體
                    obj[amount] = Shape.CreateCylinder(int.Parse(txt_CylinderRadius.Text), int.Parse(txt_CylinderTall.Text));
                    obj[amount].density = density;
                    txt_ShowInformation.AppendText(obj[amount].Str + "\n");
                    break;
                case 3:  //金字塔
                    obj[amount] = Shape.CreatePyramid(int.Parse(txt_PyramidSide.Text), int.Parse(txt_PyramidTall.Text));
                    obj[amount].density = density;
                    txt_ShowInformation.AppendText(obj[amount].Str + "\n");
                    break;
            }
            txt_Amount.Text = Shape.Amount.ToString();
        }
        public void ShowGroupBox()
        {
            gro_BallNumber.Visible = false;
            gro_CubeNumber.Visible = false;
            gro_Cylinder.Visible = false;
            gro_Pyramid.Visible = false;
            switch (cbo_ChooseShape.SelectedIndex)
            {
                case 0: //球
                    gro_BallNumber.Visible = true;
                    break;
                case 1: //正方體
                    gro_CubeNumber.Visible = true;
                    break;
                case 2:  //圓柱體
                    gro_Cylinder.Visible = true;
                    break;
                case 3:  //金字塔
                    gro_Pyramid.Visible = true;
                    break;
            }
        }

        private void cbo_ChooseShape_SelectedIndexChanged(object sender, EventArgs e)
        {
            ShowGroupBox();
        }

        private void btn_Calculation_Click(object sender, EventArgs e)
        {
            int i ;
            for (i = 0; i < Shape.Amount; i++)
            {
                double weight;
                weight = obj[i].Volume * obj[i].Density;
                txt_Calculate.AppendText(obj[i].Str);
                txt_Calculate.AppendText("\t");
                txt_Calculate.AppendText(Math.Round(obj[i].density, 2).ToString());
                txt_Calculate.AppendText("\t");
                txt_Calculate.AppendText(Math.Round(obj[i].Volume, 3).ToString());
                txt_Calculate.AppendText("\t");
                txt_Calculate.AppendText(Math.Round(weight, 3).ToString() + "\n");
            }
        }


    }
}

Shape.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WH6
{
    class Shape
    {
        protected static int amount = 0;
        protected float volume;
        protected float pi = (float)3.1415926;
        protected string str = "";
        public float density;

        public Shape()
        {
        }
        public Shape(double num1)
        {
            amount++;
        }
        public Shape(double num1, double num2)
        {
            amount++;
        }
        public static int Amount
        {
            get { return amount; }
        }
        public string Str
        {
            get { return str; }
        }
        public float Volume
        {
            get { return volume; }
        }
        public float Density
        {
            get { return density; }
        }
        public static Shape CreateBall(float num1)
        {
            Shape obj;
            obj = new Ball(num1);
            return obj;
        }
        public static Shape CreateCube(float num1)
        {
            Shape obj;
            obj = new Cube(num1);
            return obj;
        }
        public static Shape CreateCylinder(float num1, float num2)
        {
            Shape obj;
            obj = new Cylinder(num1, num2);
            return obj;
        }
        public static Shape CreatePyramid(float num1, float num2)
        {
            Shape obj;
            obj = new Pyramid(num1, num2);
            return obj;
        }
    }
}

Ball.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WH6
{
    class Ball : Shape
    {

        public Ball(float num1)
            : base(num1)
        {
            volume = (4* pi * num1* num1 * num1)/3 ;
            str += "Ball" + "\t" + num1.ToString() + "\t";
        }

    }
}

Cube.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WH6
{
    class Cube : Shape
    {
        public Cube(float num1)
            : base(num1)
        {
            volume = num1 * num1 * num1;
            str = "Cube" + "\t" + num1.ToString() + "\t";
        }
    }
}

Cylinder.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WH6
{
    class Cylinder : Shape
    {
        public Cylinder(float num1, float num2)
            : base(num1, num2)
        {
            volume = pi * num1 * num1 * num2 ;
            str = "Cylinder" + "\t" + num1.ToString() + "\t" + num2.ToString();
        }
    }
}

Pyramid.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace WH6
{
    class Pyramid : Shape
    {
        public Pyramid(float num1, float num2)
            : base(num1, num2)
        {
            volume =  (num1 * num1 * num2)/3 ;
            str = "Pyramid" + "\t" + num1.ToString() + "\t" + num2.ToString();
        }
    }
}

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