[Code Review] Team 06 - Hw08

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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 st_hw08
{
    public partial class Form1 : Form
    {
        
        List shapeArr = new List();
        private int createCounter = 0;

        private static double[] densityArr = { 2.7, 7.87, 11.3 };
        public Form1()
        {
            InitializeComponent();
            cbox_ShapeSelect.SelectedIndex = 0;
            cbox_MaterialSelect.SelectedIndex = 0;
        }

        private void cbox_ShapeSelect_SelectedIndexChanged(object sender, EventArgs e)
        {
            switch (cbox_ShapeSelect.SelectedIndex)
            {
                case 0:
                    lbl_Para1.Text = "半徑";
                    lbl_Para2.Visible = false;
                    txt_Para2.Visible = false;
                    break;
                case 1:
                    lbl_Para1.Text = "邊長";
                    lbl_Para2.Visible = false;
                    txt_Para2.Visible = false;
                    break;
                case 2:
                    lbl_Para1.Text = "半徑";
                    lbl_Para2.Text = "高";
                    lbl_Para2.Visible = true;
                    txt_Para2.Visible = true;
                    break;
                case 3:
                    lbl_Para1.Text = "邊長";
                    lbl_Para2.Text = "高";
                    lbl_Para2.Visible = true;
                    txt_Para2.Visible = true;
                    break;
                default:
                    break;
            }
        }

        private void btn_Add_Click(object sender, EventArgs e)
        {
            bool CanConvert;
            double para1, para2;

            //check input
            CanConvert = double.TryParse(txt_Para1.Text, out para1);
            if (!CanConvert)    //轉換失敗時
            {
                MessageBox.Show("參數輸入錯誤");
                return;
            }
            CanConvert = double.TryParse(txt_Para2.Text, out para2);
            if (!CanConvert)    //轉換失敗時
            {
                MessageBox.Show("參數輸入錯誤");
                return;
            }

            int amount = Shape3D.Amount;
            double density = densityArr[cbox_MaterialSelect.SelectedIndex];

            switch (cbox_ShapeSelect.SelectedIndex)
            {
                case 0:
                    Ball ball = new Ball(Convert.ToDouble(txt_Para1.Text), density);
                    shapeArr.Add(ball);
                    ball.Order = ++createCounter;
                    txt_BallNum.Text = Ball.Amount.ToString();
                    break;
                case 1:
                    Cube cube = new Cube(Convert.ToDouble(txt_Para1.Text), density);
                    shapeArr.Add(cube);
                    cube.Order = ++createCounter;
                    txt_CubeNum.Text = Cube.Amount.ToString();
                    break;
                case 2:
                    Cylinder cylinder = new Cylinder(Convert.ToDouble(txt_Para1.Text), Convert.ToDouble(txt_Para2.Text), density);
                    shapeArr.Add(cylinder);
                    cylinder.Order = ++createCounter;
                    txt_CylinderNum.Text = Cylinder.Amount.ToString();
                    break;
                case 3:
                    Pyramid pyramid = new Pyramid(Convert.ToDouble(txt_Para1.Text), Convert.ToDouble(txt_Para2.Text), density);
                    shapeArr.Add(pyramid);
                    pyramid.Order = ++createCounter;
                    txt_PyramidNum.Text = Pyramid.Amount.ToString();
                    break;
                default:
                    break;
            }
            txt_Message.AppendText(shapeArr[amount].ShapeProperty() + "\n");
            txt_AmountOfShape.Text = Shape3D.Amount.ToString();
        }

        private void btn_Calculate_Click(object sender, EventArgs e)
        {
            txt_Display.Clear();
            int SelectedSortMethod = cmb_SortMethodOfDisplay.SelectedIndex;
            if (SelectedSortMethod == -1)
            {
                MessageBox.Show("請選擇排序方法!");
                return;
            }
            SortBeforeDisplay(SelectedSortMethod);

            for (int i = 0; i < shapeArr.Count; i++)
            {
                string str = (shapeArr[i].ShowVolumeWeight() + Environment.NewLine);
                txt_Display.AppendText(str);
            }
        }

        private void btn_RollDistance_Click(object sender, EventArgs e)
        {
            txt_distance.Clear();
            for (int i = 0; i < shapeArr.Count ; i++)
            {
                string str_Output = "";
                IRollable temp = shapeArr[i] as IRollable;
                if (temp != null)
                {
                    str_Output += temp.GetDistance() + "\n";
                    txt_distance.AppendText(str_Output);
                }
            }
        }

        private void btn_Delete_Click(object sender, EventArgs e)
        {
            int delNum;
            bool CanConvert = int.TryParse(txt_DelObjectNum.Text, out delNum);
            if (CanConvert)
                delNum = Convert.ToInt32(txt_DelObjectNum.Text) - 1;
            else
            {
                MessageBox.Show("請輸入數字");
                return;
            }

            //is delNum out of range?
            if (delNum >= shapeArr.Count || delNum < 0)
            {
                MessageBox.Show("不在範圍內,請重新輸入!");
                return;
            }

            //delete object
            shapeArr[delNum] = null;
            shapeArr.RemoveAt(delNum);
            GC.Collect();
            GC.WaitForPendingFinalizers();

            //refresh counter
            txt_AmountOfShape.Text = Shape3D.Amount.ToString();
            txt_BallNum.Text = Ball.Amount.ToString();
            txt_CubeNum.Text = Cube.Amount.ToString();
            txt_CylinderNum.Text = Cylinder.Amount.ToString();
            txt_PyramidNum.Text = Pyramid.Amount.ToString();

            //refresh object inform
            txt_Message.Clear();
            for (int i = 0; i < shapeArr.Count; i++)
            {
                txt_Message.AppendText(shapeArr[i].ShapeProperty() + "\n");
            }
        }

        //----------sort method----------
        private void SortBeforeDisplay(int SelectedSortMethod)
        {
            switch (SelectedSortMethod)
            {
                case 0:
                    shapeArr.Sort(CompareByOrder);
                    break;
                case 1:
                    shapeArr.Sort(CompareByShape);
                    break;
                case 2:
                    shapeArr.Sort(CompareByDensity);
                    break;
                case 3:
                    shapeArr.Sort(CompareByVolume);
                    break;
                case 4:
                    shapeArr.Sort(CompareByWeight);
                    break;
                default:
                    MessageBox.Show("ERROR!!");
                    break;
            }
        }

        //依創造順序的先後排列 (注意:要考慮相等時的情況)
        private static int CompareByOrder(Shape3D shape1, Shape3D shape2)
        {
            if (shape1.Order > shape2.Order)
                return 1;
            else if (shape1.Order == shape2.Order)
                return 0;
            else return -1;
        }
        //依形狀排列 (注意:要考慮相等時的情況)
        private static int CompareByShape(Shape3D shape1, Shape3D shape2)
        {
            if (shape1.ShapeNum > shape2.ShapeNum)
                return 1;
            else if (shape1.ShapeNum == shape2.ShapeNum)
                return 0;
            else return -1;
        }
        //依材質(密度)排列 (注意:要考慮相等時的情況)
        private static int CompareByDensity(Shape3D shape1, Shape3D shape2)
        {
            if (shape1.Density > shape2.Density)
                return 1;
            else if (shape1.Density == shape2.Density)
                return 0;
            else return -1;
        }
        //依體積排列 (注意:要考慮相等時的情況)
        private static int CompareByVolume(Shape3D shape1, Shape3D shape2)
        {
            if (shape1.Volume() > shape2.Volume())
                return 1;
            else if (shape1.Volume() == shape2.Volume())
                return 0;
            else return -1;
        }
        //依重量排列 (注意:要考慮相等時的情況)
        private static int CompareByWeight(Shape3D shape1, Shape3D shape2)
        {
            if (shape1.Weight() > shape2.Weight())
                return 1;
            else if (shape1.Weight() == shape2.Weight())
                return 0;
            else return -1;
        }
    }
}

Shape3D.cs

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

namespace st_hw08
{
    abstract class Shape3D
    {
        protected double density;
        protected static int amount = 0;
        protected int shapeNum = (int)ShapeType.unknown;
        protected int order = 0;

        public enum ShapeType { unknown = 0, ball, cube, cylinder, pyramid };

        public Shape3D()
        {
            Density = 0;
            Amount++;
        }
        public Shape3D(double d)
        {
            Density = d;
            Amount++;
        }
        ~Shape3D()
        {
            Amount--;
        }

        public double Density
        {
            get { return density; }
            set
            {
                if (value < 0)
                    density = 0;
                else
                    density = value;
            }
        }
        public static int Amount
        {
            get { return amount; }
            set { amount = value;}
        }
        public int ShapeNum
        {
            get { return shapeNum; }
        }
        public int Order
        {
            get { return order; }
            set { order = value; }
        }

        public double Weight()
        {
            return Density * Volume();
        }
        //Virtual Method
        public abstract double Volume();
        
        public string ShowVolumeWeight()
        {
            string str = ShapeProperty();
            str += '\t';
            str += string.Format("{0,8:F2}", density);
            str += '\t';
            str += string.Format("{0,8:F2}", Volume());
            str += '\t';
            str += string.Format("{0,8:F2}", Weight());
            return str;
        }
        public abstract string ShapeProperty();

    }
}

IRollable.cs

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

namespace st_hw08
{
    interface IRollable
    {
        double RollDistance();
        string GetDistance();
    }
}

Ball.cs

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

namespace st_hw08
{
    class Ball : Shape3D,IRollable
    {
        new private static int amount = 0;
        private double radius;
        
        public Ball(double radius, double density)
            : base(density)
        {
            shapeNum = (int)ShapeType.ball;
            Amount++;
            Order++;
            
            Radius = radius;
        }
        ~Ball()
        {
            Amount--;
        }

        public double Radius
        {
            get { return radius; }
            set
            {
                if (value < 0)
                    radius = 0;
                else
                    radius = value;
            }
        }
        new public static int Amount
        {
            get { return amount; }
            set { amount = value;}
        }

        public override double Volume()
        {
            return 4.0/3.0*GeoConstant.pi*radius*radius*radius;
        }

      
        public override string ShapeProperty()
        {
            //string str = string.Format("{0,8}", "Ball");
            string str = "Ball";
            str += '\t';
            str += string.Format("{0,8:F2}", radius);
            str += '\t';
            str += string.Format("{0,8}", "");
            return str;
        }
        public static Ball Creat(double r, double density)
        {
            if (r < 0)
                return null;
            Ball ball=new Ball(r,density);
            return ball;
        }
        public double RollDistance()
        {
            return radius * radius;
        }
        public string GetDistance()
        {
            string str_Output = "";
            str_Output += ShapeProperty() + "\t" + Density.ToString("#.##") + "\t";
            //滾動距離=0時,ToString("#.##")會return "". 所以要另外判斷
            //也可改用string.Format("format", data);
            if (RollDistance() == 0)  
                str_Output += 0.ToString() + "\t";
            else str_Output += RollDistance().ToString("#.##") + "\t";
            return str_Output;
        }
    }
}

Cube.cs

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

namespace st_hw08
{
    class Cube : Shape3D
    {
        new private static int amount = 0;
        private double length;

        public Cube(double length, double density)
            : base(density)
        {
            Amount++;
            shapeNum = (int)ShapeType.cube;
            Length = length;
        }
        ~Cube()
        {
            Amount--;
        }

        public double Length
        {
            get { return length; }
            set
            {
                if (value < 0)
                    length = 0;
                else
                    length = value;
            }
        }
        new public static int Amount
        {
            get { return amount; }
            set { amount = value; }
        }

        public override double Volume()
        {
            return length * length * length;
        }


        public override string ShapeProperty()
        {
            //string str = string.Format("{0,8}", "Cube");
            string str = "Cube";
            str += '\t';
            str += string.Format("{0,8:F2}", length);
            str += '\t';
            str += string.Format("{0,8}", "");
            return str;
        }
    }
}

Cylinder.cs

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

namespace st_hw08
{
    class Cylinder : Shape3D, IRollable
    {
        new private static int amount = 0;
        private double radius;
        private double height;

        public Cylinder(double radius, double height,double density)
            : base(density)
        {
            Amount++;
            Order++;
            shapeNum = (int)ShapeType.cylinder;
            Radius = radius;
            Height = height;
        }
        ~Cylinder()
        {
            Amount--;
        }
        
        public double Radius
        {
            get { return radius; }
            set
            {
                if (value < 0)
                    radius = 0;
                else
                    radius = value;
            }
        }
        public double Height
        {
            get { return height; }
            set
            {
                if (value < 0)
                    height = 0;
                else
                    height = value;
            }
        }
        new public static int Amount
        {
            get { return amount; }
            set { amount = value; }
        }

        public override double Volume()
        {
            return GeoConstant.pi * radius * radius * height;
        }


        public override string ShapeProperty()
        {
            //string str = string.Format("{0,8}", "Cylinder");
            string str = "Cylinder";
            str += '\t';
            str += string.Format("{0,8:F2}", radius);
            str += '\t';
            str += string.Format("{0,8:F2}", height);
            return str;
        }
        public double RollDistance()
        {
            return 5.0 * radius;
        }
        public string GetDistance()
        {
            string str_Output = "";
            str_Output += ShapeProperty() + "\t" + Density.ToString("#.##") + "\t";
            //滾動距離=0時,ToString("#.##")會return "". 所以要另外判斷
            //也可改用string.Format("format", data);
            if (RollDistance() == 0)
                str_Output += 0.ToString() + "\t";
            else str_Output += RollDistance().ToString("#.##") + "\t";
            return str_Output;
        }
    }
}

Pyramid.cs

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

namespace st_hw08
{
    class Pyramid : Shape3D
    {
        new private static int amount = 0;
        private double length;
        private double height;

        public Pyramid(double length, double height, double density)
            : base(density)
        {
            Amount++;
            Order++;
            shapeNum = (int)ShapeType.pyramid;
            Length = length;
            Height = height;
        }
        ~Pyramid()
        {
            Amount--;
        }

        public double Length
        {
            get { return length; }
            set
            {
                if (value < 0)
                    length = 0;
                else
                    length = value;
            }
        }
        public double Height
        {
            get { return height; }
            set
            {
                if (value < 0)
                    height = 0;
                else
                    height = value;
            }
        }
        new public static int Amount
        {
            get { return amount; }
            set { amount = value; }
        }

        public override double Volume()
        {
            return 1.0 / 3.0 * length * length * height;
        }
        
        public override string ShapeProperty()
        {
            //string str = string.Format("{0,8}", "Pyramid");
            string str = "Pyramid";
            str += '\t';
            str += string.Format("{0,8:F2}", length);
            str += '\t';
            str += string.Format("{0,8:F2}", height);
            return str;
        }
    }
}