pictrue类的练习

 

这里遇到一个问题，因为导入的文件格式很大，所以内存占用特别高，就会在运行一段时间过后报错：内存不够

然后用了一个GC.collect（）；的方法，加在了timer控件里，让程序每隔1000ms换图时也让垃圾回收器清理一下内存，问题解决

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 picture控件练习
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            //播放音乐
            clsMCI runMusic = new clsMCI();
            runMusic.FileName = @"F:\影音\音乐\周杰伦\范特西\周杰伦 - 简单爱.mp3";
            runMusic.play();
            pictureBox1.SizeMode = PictureBoxSizeMode.StretchImage;
            pictureBox2.SizeMode = PictureBoxSizeMode.StretchImage;
            pictureBox3.SizeMode = PictureBoxSizeMode.StretchImage;
            pictureBox4.SizeMode = PictureBoxSizeMode.StretchImage;
            pictureBox5.SizeMode = PictureBoxSizeMode.StretchImage;
            pictureBox6.SizeMode = PictureBoxSizeMode.StretchImage;
            //在窗体加载的时候 给每个picturebox都赋值一个初始图
            pictureBox1.Image = Image.FromFile(@"C:\Users\11849\Desktop\壁纸\插画\1.jpg");
            pictureBox2.Image = Image.FromFile(@"C:\Users\11849\Desktop\壁纸\插画\2.jpg");
            pictureBox3.Image = Image.FromFile(@"C:\Users\11849\Desktop\壁纸\插画\3.jpg");
            pictureBox4.Image = Image.FromFile(@"C:\Users\11849\Desktop\壁纸\插画\4.jpg");
            pictureBox5.Image = Image.FromFile(@"C:\Users\11849\Desktop\壁纸\插画\5.jpg");
            pictureBox6.Image = Image.FromFile(@"C:\Users\11849\Desktop\壁纸\插画\6.jpg");

        }
        string[] path = System.IO.Directory.GetFiles(@"C:\Users\11849\Desktop\壁纸\插画");
        int i = 0;
        Random r = new Random();
        private void timer1_Tick(object sender, EventArgs e)
        {
            //每隔一秒钟 就换一张图片
            i++;
            if (i == path.Length)
            {
                i = 0;
            }
            pictureBox1.Image = Image.FromFile(path[r.Next(0, path.Length)]);
            pictureBox2.Image = Image.FromFile(path[r.Next(0, path.Length)]);
            pictureBox3.Image = Image.FromFile(path[r.Next(0, path.Length)]);
            pictureBox4.Image = Image.FromFile(path[r.Next(0, path.Length)]);
            pictureBox5.Image = Image.FromFile(path[r.Next(0, path.Length)]);
            pictureBox6.Image = Image.FromFile(path[r.Next(0, path.Length)]);
            GC.Collect();
        }
    }
}