Question

C#在Windows窗体中怎样实现手写功能

Answer 1

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

namespace WindowsApplication67
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

Point[] p=new Point[0];
private void pictureBox1_MouseMove(object sender, MouseEventArgs e)
{
Array.Resize(ref p, p.Length + 1);
p[p.GetUpperBound(0)] = new Point(e.X, e.Y);
if (e.Button == MouseButtons.Left && p.Length > 1)
{
Graphics g = pictureBox1.CreateGraphics();
g.DrawLine(Pens.Red, p[p.GetUpperBound(0)], p[p.GetUpperBound(0)-1]);
}
}
}
}
//在picturebox控件中实现手写!

Answer 2

是呀，买一个手写板安装就可以了，这和条码扫描是一个道理，买个硬件就行了。

Answer 3

买一个手写板安装就可以了。