完整验证码图片生成

}
/// <summary>
/// 验证码字体大小默认30像素
/// </summary>
public int FontSize
{
get { return _fontSize; }
/// 自定义背景色(默认白色)
/// </summary>
public Color BackgroundColor
{
get { return _backgroundColor; }
set { _backgroundColor = value; }
{
#region 构造函数
public VerifyCode()
{
//
// TODO: 在此处添加构造函数逻辑
//
}
/// <summary>
}
}
#endregion
private const double Pi = Math.PI;
private const double Pi2 = Math.PI * 2;
#region 字段
get { return _noiseLine; }
set { _noiseLine = value; }
}
/// <summary>
/// 燥音线干扰程度，数值越大，干扰越严重
/// </summary>
public int NoiseLeve
{
get { return _noiseLeve; }
set
{
if(value <= 0) value = 1;
{
if (h > 0 && w > 0)
{
_height = h;
_weight = w;
}
}
/// <summary>
{
get { return _noise; }
set { _noise = value; }
}
/// <summary>
/// 输出燥点的颜色(默认灰色)
/// </summary>
/// <param name="fontSize"></param>
public VerifyCode(int h, int w, int fontSize)
{
if (h > 0 && w > 0)
{
_height = h;
_weight = w;
}
if (fontSize > 0)
{
_fontSize = fontSize;
using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using System.Drawing.Text;
using System.IO;
using System.Runtime.InteropServices;
set { _fontSize = value; }
}
/// <summary>
/// 字符间距
/// </summary>
public int Padding
{
get { return _padding; }
/// </summary>
public bool IsWave
{
get { return _isWave; }
set { _isWave = value; }
}
/// <summary>
/// 生成的图片宽度
/// </summary>
public int Weight
{
get { return _length; }
set { _length = value; }
}
return _img;summary>
/// 验证码长度(默认4个验证码的长度)
/// </summary>
public int Length
}
/// <summary>
/// 获取生成的验证码图片
/// </summary>
Bitmap VerifyCodeImg
{
get
{
if (_imgmap == null)
#endregion
#region 属性
/// <summary>
/// 获取生成的验证码字符串
/// </summary>
public string Code
{
get { return _code; }
using System.Web;
using Sd.Helper.Gif;
namespace VerifyCodeBase
{
/// <summary>
/// 自定义生成校验码图片
/// </summary>
public class VerifyCode
{
_code = GetRadomStr.MakePassword(this.Length, PassChar.数字和大小写字母);
_imgmap = CreateImage(_code);
private int _height = 60;
private int _weight = 150;
int _padding = 1;
int _noise = 30;
private int _noiseLine = 20;
/// 指定图片高、宽,字体大小的构造
/// 高和宽同时大于零时才生效
/// </summary>
/// <param name="h"></param>
/// <param name="w"></param>
private int _noiseLeve = 2;
Color _chaosColor = Color.LightGray;
Color _backgroundColor = Color.White;
Color[] _colors = { Color.Black, Color.Red, Color.DarkBlue, Color.Green, Color.DarkMagenta, Color.Brown, Color.DarkCyan, Color.Purple };
private string _code;
private Bitmap _imgmap;
private bool _isWave = true;
int _length = 4;
int _fontSize = 30;
{
get { return _length; }
set { _length = value; }
}
/// <summary>
/// 生成的图片高度
/// </summary>
public int Heitht
{
get { return _length; }
set { _length = value; }
}
/// <summary>
/// 是否对图片进行扭曲
_noiseLeve = value;
}
}
/// <summary>
/// 燥点数量、图片宽度的倍数
/// </summary>
public int Noise
string[] _fonts = { "Gautami", "Tahoma", "宋体" };
string _codeSerial = "a,b,c,d,e,f,g,h,i,j,k,m,n,p,q,2,3,4,5,s,t,u,v,w,x,y,z,6,7,8,A,B,D,E,F,G,H,K,M,N,Q";
set { _padding = value; }
}
/// <summary>
/// 燥音线数量
/// </summary>
public int NoiseLine
{
/// 指定图片高、宽的构造
/// 高和宽同时大于零时才生效
/// </summary>
/// <param name="h"></param>
/// <param name="w"></param>
public VerifyCode(int h, int w)
public Color ChaosColor
{
get { return _chaosColor; }
set { _chaosColor = value; }
}
/// <summary>