Basler_connect/WindowsFormsApp1/Form1.cs

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
using Basler.Pylon;

namespace WindowsFormsApp1
{  
    public partial class Form1 : Form
    {
        //public class DoubleBufferedPictureBox : PictureBox
        //{
        //    public DoubleBufferedPictureBox()
        //    {
        //        this.SetStyle(ControlStyles.DoubleBuffer | ControlStyles.UserPaint | ControlStyles.AllPaintingInWmPaint, true);
        //        this.UpdateStyles();
        //    }
        //}
        private readonly Basler Basler;
        // 定義一個 PictureBox 的列表
        public List<PictureBox> pictureBoxes;
        public Form1()
        {
            InitializeComponent();
            //// 使用自定義的PictureBox類
            //DoubleBufferedPictureBox pictureBox1 = new DoubleBufferedPictureBox();
            //DoubleBufferedPictureBox pictureBox2 = new DoubleBufferedPictureBox();
            Basler = new Basler(this);
            Basler.CameraImageEvent += Camera_CameraImageEvent;
            //Basler.CameraImageEvent1 += Camera_CameraImageEvent1;
            // 在構造函數中初始化 pictureBoxes 列表
            pictureBoxes = new List<PictureBox> { pictureBox1, pictureBox2 /*, 其他 PictureBox 控件 */ };
        }
        private void Form1_Load(object sender, EventArgs e)
        {
          
        }
        
        private void button5_Click(object sender, EventArgs e)
        {
            textBox1.Text = Basler.CameraNumber.ToString();
            //如果连接相机个数大于0的话 初始化之前写的CameraInit();
            if (Basler.CameraNumber > 0)
            {
                Basler.CameraInit();
            }
            else
            {
                MessageBox.Show("未連接到相機");
                Unable();
            }
        }

        private void Form1_FormClosed(object sender, FormClosedEventArgs e)
        {
           
            Basler.DestroyCamera();
            pictureBox1.Image?.Dispose();
            pictureBox2.Image?.Dispose();
        }
        void Unable()
        {
            this.button1.Enabled = false;
            this.button2.Enabled = false;
            this.button3.Enabled = false;
            this.button4.Enabled = false;                      
        }

       
        private void Camera_CameraImageEvent(Bitmap bmp, int cameraIndex)
        {          
            // 確保 cameraIndex 不超出範圍
            if (cameraIndex >= 0 && cameraIndex < pictureBoxes.Count)
            {
                // 根據 cameraIndex 決定要更新哪個 pictureBox
                PictureBox pictureBoxToUpdate = pictureBoxes[cameraIndex];

                //使用委托进行跨线程交互 防止线程卡死状态在Invoke前面加一个Begin
                pictureBoxToUpdate.BeginInvoke(new MethodInvoker(delegate
                {
                    Bitmap old = pictureBoxToUpdate.Image as Bitmap;
                    pictureBoxToUpdate.Image = bmp;
                    if (old != null)
                        old.Dispose();
                }));
            }
            else
            {
                Console.WriteLine($"無效的相機索引：{cameraIndex}");
            }
        }
       
        private void button2_Click(object sender, EventArgs e)
        {           
            Basler.OneShot(0);          
        }
        private void button8_Click(object sender, EventArgs e)
        {
            
            Basler.OneShot(1);
        }
        private void button3_Click(object sender, EventArgs e)
        {
            Basler.Stop(0);
            button3.Enabled = false;
            button4.Enabled = true;
            button2.Enabled = true;
        }
        private void button7_Click(object sender, EventArgs e)
        {
            Basler.Stop(1);
            button7.Enabled = false;
            button6.Enabled = true;
            button8.Enabled = true;
        }
        private void button4_Click(object sender, EventArgs e)
        {
            Basler.KeepShot(0);
            button4.Enabled = false;
            button2.Enabled = false;
        }
        private void button6_Click(object sender, EventArgs e)
        {
            Basler.KeepShot(1);
            button6.Enabled = false;
            button8.Enabled = false;
        }
        private void button1_Click(object sender, EventArgs e)
        {
            Basler.Close();
        }
      

    }
}