C#中水晶按钮的程序生成. (转)

C#中水晶按钮的程序生成. (转)[@more@]

做了一个控件,这样就可以告别图片按钮了:)

效果:

程序源代码:

 

using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.windows.Forms;
using System.Drawing.Drawing2D;
using System.Drawing.Text;

namespace WindowSCOntrolLibrary1
{
 ///
 /// UserControl1 的摘要说明。
 ///
 public class UserControl1 : Button
 {
 ///
 /// 必需的设计器变量。
 ///
 private System.ComponentModel.Container components = null;
 private bool XiaCen=false;
 private bool mouseMove=false;
 private Color backColor;
 public UserControl1()
 {
 // 该调用是 Windows.Forms 窗体设计器所必需的。
 InitializeComponent();

 // TODO: 在 InitComponent 调用后添加任何初始化
 backColor=this.backColor;
 //this.Text=this.ShowFocusCues.ToString();
 }

 ///
 /// 清理所有正在使用的资源。
 ///
 protected override void Dispose( bool disposing )
 {
 if( disposing )
 {
 if( components != null )
 components.Dispose();
 }
 base.Dispose( disposing );
 }

 #region 组件设计器生成的代码
 ///
 /// 设计器支持所需的方法 - 不要使用代码编辑器
 /// 修改此方法的内容。
 ///
 private void InitializeComponent()
 {
 //
 // UserControl1
 //
 this.MouseUp += new System.Windows.Forms.MouseEventHandler(this.UserControl1_MouseUp);
 this.Paint += new System.Windows.Forms.PaintEventHandler(this.UserControl1_Paint);
 this.MouseEnter += new System.EventHandler(this.UserControl1_MouseEnter);
 this.KeyUp += new System.Windows.Forms.KeyEventHandler(this.UserControl1_KeyUp);
 this.KeyDown += new System.Windows.Forms.KeyEventHandler(this.UserControl1_KeyDown);
 this.BackColorChanged += new System.EventHandler(this.UserControl1_BackColorChanged);
 this.MouseLeave += new System.EventHandler(this.UserControl1_MouseLeave);
 this.MouseDown += new System.Windows.Forms.MouseEventHandler(this.UserControl1_MouseDown);

 }
 #endregion

 
 
 protected GraphicsPath GetGraphicsPath(Rectangle rect)
 {
 GraphicsPath ClientPath = new System.Drawing.Drawing2D.GraphicsPath();
 if(rect.Width<=0)
 {
 rect.Width=1;
 }
 if(rect.Height<=0)
 {
 rect.Height=1;
 }
 
 ClientPath.AddArc(rect.Left,rect.Top,rect.Height,rect.Height,90f,180f);
 ClientPath.AddArc(rect.Right-rect.Height,rect.Top,rect.Height,rect.Height,270f,180f);
 ClientPath.CloseFigure();
 return ClientPath;
 }
 
 protected GraphicsPath GetGraphicsPath1(Rectangle rect)
 {
 GraphicsPath ClientPath = new System.Drawing.Drawing2D.GraphicsPath();
 if(rect.Width<=0)
 {
 rect.Width=1;
 }
 if(rect.Height<=0)
 {
 rect.Height=1;
 }
 
 ClientPath.AddArc(rect.Left,rect.Top,rect.Height,rect.Height,190f,80f);
 ClientPath.AddArc(rect.Right-rect.Height,rect.Top,rect.Height,rect.Height,270f,80f);
 ClientPath.CloseFigure();
 return ClientPath;
 }
 
 private void DrawYinYing(Graphics gr,bool xiacen)
 {
 Rectangle rect= this.ClientRectangle;
 rect.Inflate(-(rect.Width/10),-(rect.Height)/4);
 float bf1=rect.Width/100f;
 float bf2=rect.Height/100f;
 
 rect.Y=rect.Y+this.ClientRectangle.Height/4;
 if(xiacen)
 {
 rect.Y=rect.Y+4;
 }
 GraphicsPath path;
 
 for(int a=1;a<33;a++)
 {
 float bf3=bf1*a;
 float bf4=bf2*a;
 Rectangle rect1=rect;
 rect1.Inflate(-(int)bf3,-(int)bf4);
 path=GetGraphicsPath(rect1);
 
 int r=backColor.R;
 int g=backColor.G;
 int b=backColor.B;
 r=r+3*a;
 g=g+3*a;
 b=b+3*a;
 if(r>255) r=255;
 if(g>255) g=255;
 if(b>255) b=255;
 gr.FillPath(new Solidbrush(Color.FromArgb(r,g,b)),path);
 }
 }
 
 private void DrawGaoLiang(Graphics g,bool xiacen)
 {
 Rectangle rect= this.ClientRectangle;
 rect.Inflate(-4,-4);
 
 if(xiacen)
 {
 rect.Y=rect.Y+4;
 }
 GraphicsPath path=GetGraphicsPath1(rect);
 RectangleF rect1=path.GetBounds();
 rect1.Height=rect1.Height+1;
 g.FillPath(new LinearGradientBrush(rect1,
 Color.FromArgb(0xff,0xff,0xff,0xff),
 Color.FromArgb(0xff,backColor),LinearGradientMode.Vertical),path);
 }
 
 private void DrawText(Graphics g,bool xiacen)
 {
 Rectangle rect= this.ClientRectangle;
 Rectangle rect1= this.ClientRectangle;
 StringFormat stringFormat=new StringFormat();
 stringFormat.Alignment=StringAlignment.Center;
 stringFormat.LineAlignment=StringAlignment.Center;
 rect.Y=this.ClientRectangle.Height/5;
 if(xiacen)
 {
 rect.Y=rect.Y+4;
 rect1.Y=rect1.Y+4;
 }
 
 Font font=this.Font;
 
 
 if(mouseMove)
 {
 font=new Font(this.Font,FontStyle.Underline);
 }
 
 g.DrawString(this.Text,font,
 new SolidBrush(Color.FromArgb(0x66,backColor)),rect,stringFormat);
 g.DrawString(this.Text,font,new SolidBrush(this.ForeColor),rect1,stringFormat);
 }

 private void UserControl1_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
 {
 if(XiaCen==false)
 {
 XiaCen=true;
 this.Refresh();
 }
 }
 
 private void UserControl1_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
 {
 if(XiaCen==true)
 {
 XiaCen=false;
 this.Refresh();
 }
 }

 private void UserControl1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
 {
 
 
 }
 
 protected override void OnPaint(PaintEventArgs e)
 {
 
 base.OnPaint(e);
 e.Graphics.FillRectangle(new SolidBrush(backColor),0,0,this.Width,this.Height);
 e.Graphics.SmoothingMode=SmoothingMode.HighQuality;
 e.Graphics.TextRenderingHint=TextRenderingHint.AntiAliasGridFit;
 Rectangle rect=new Rectangle(0,0,this.Width,this.Height);
 GraphicsPath ClientPath=GetGraphicsPath(rect);
 e.Graphics.FillPath(new SolidBrush(backColor),ClientPath);
 this.Region=new System.Drawing.Region(ClientPath);
 DrawYinYing(e.Graphics,XiaCen);
 DrawGaoLiang(e.Graphics,XiaCen);
 DrawText(e.Graphics,XiaCen);
 
 if(this.Focused)
 {
 e.Graphics.DrawPath(new Pen(Color.FromArgb(0x22,0xff,0xff,0xff), 3), ClientPath); 
 }
 
 }

 
 

 private void UserControl1_BackColorChanged(object sender, System.EventArgs e)
 {
 int r=BackColor.R;
 int g=BackColor.G;
 int b=BackColor.B;
 r=r+0x22;
 g=g+0x22;
 b=b+0x22;
 if(r>255) r=255;
 if(g>255) g=255;
 if(b>255) b=255;
 backColor=Color.FromArgb(r,g,b);
 }

 private void UserControl1_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)
 {
 if(XiaCen==false && e.KeyCode==Keys.Space)
 {
 XiaCen=true;
 this.Refresh();
 }
 }

 private void UserControl1_KeyUp(object sender, System.Windows.Forms.KeyEventArgs e)
 {
 if(XiaCen==true && e.KeyCode==Keys.Space)
 {
 XiaCen=false;
 this.Refresh();
 }
 }

 private void UserControl1_MouseEnter(object sender, System.EventArgs e)
 {
 if(mouseMove==false)
 {
 mouseMove=true;
 this.Refresh();
 }
 }

 private void UserControl1_MouseLeave(object sender, System.EventArgs e)
 {
 if(mouseMove==true)
 {
 mouseMove=false;
 this.Refresh();
 }
 }
 
 }
}

来自 “ ITPUB博客 ” ，链接：http://blog.itpub.net/10794571/viewspace-974317/，如需转载，请注明出处，否则将追究法律责任。

转载于:http://blog.itpub.net/10794571/viewspace-974317/