using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
namespace Image
{
///
/// Form1 的摘要说明。
///
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Button button1;
private System.Windows.Forms.OpenFileDialog openFileDialog1;
private System.Drawing.Bitmap MyBitmap;
private System.Windows.Forms.PictureBox pictureBox1;
private System.Windows.Forms.Button button2;
private System.Windows.Forms.Button button3;
///
/// 必需的设计器变量。
///
private System.ComponentModel.Container components = null;
public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();
//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}
///
/// 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 Windows 窗体设计器生成的代码
///
/// 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()
{
System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
this.button1 = new System.Windows.Forms.Button();
this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
this.pictureBox1 = new System.Windows.Forms.PictureBox();
this.button2 = new System.Windows.Forms.Button();
this.button3 = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// button1
//
this.button1.Location = new System.Drawing.Point(8, 168);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(72, 23);
this.button1.TabIndex = 1;
this.button1.Text = "浏览图像";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// openFileDialog1
//
this.openFileDialog1.Filter = "Image files (JPeg, Gif, Bmp, etc.)|*.jpg;*.jpeg;*.gif;*.bmp;*.tif; *.tiff; *.png|" +
" JPeg files (*.jpg;*.jpeg)|*.jpg;*.jpeg |GIF files (*.gif)|*.gif |BMP files (*.b" +
"mp)|*.bmp|Tiff files (*.tif;*.tiff)|*.tif;*.tiff|Png files (*.png)| *.png |All f" +
"iles (*.*)|*.*";
//
// pictureBox1
//
this.pictureBox1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
this.pictureBox1.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox1.Image")));
this.pictureBox1.Location = new System.Drawing.Point(8, 8);
this.pictureBox1.Name = "pictureBox1";
this.pictureBox1.Size = new System.Drawing.Size(296, 152);
this.pictureBox1.TabIndex = 3;
this.pictureBox1.TabStop = false;
//
// button2
//
this.button2.Location = new System.Drawing.Point(80, 168);
this.button2.Name = "button2";
this.button2.Size = new System.Drawing.Size(104, 23);
this.button2.TabIndex = 4;
this.button2.Text = "水平百叶窗显示";
this.button2.Click += new System.EventHandler(this.button2_Click);
//
// button3
//
this.button3.Location = new System.Drawing.Point(192, 168);
this.button3.Name = "button3";
this.button3.Size = new System.Drawing.Size(112, 23);
this.button3.TabIndex = 5;
this.button3.Text = "垂直百叶窗显示";
this.button3.Click += new System.EventHandler(this.button3_Click);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(312, 198);
this.Controls.Add(this.button3);
this.Controls.Add(this.button2);
this.Controls.Add(this.pictureBox1);
this.Controls.Add(this.button1);
this.MaximizeBox = false;
this.Name = "Form1";
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "演示图像百叶窗显示";
this.ResumeLayout(false);
}
#endregion
///
/// 应用程序的主入口点。
///
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
private void button1_Click(object sender, System.EventArgs e)
{//浏览图像文件
this.openFileDialog1.ShowDialog();
if(this.openFileDialog1.FileName.Trim()=="")
return;
try
{ //得到原始大小的图像
Bitmap SrcBitmap=new Bitmap(this.openFileDialog1.FileName);
//得到缩放后的图像
MyBitmap=new Bitmap(SrcBitmap,this.pictureBox1.Width,
this.pictureBox1.Height);
this.pictureBox1.Image=MyBitmap;
}
catch(Exception Err)
{
MessageBox.Show(this,"打开图像文件错误！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
private void button2_Click(object sender, System.EventArgs e)
{//水平百叶窗显示图像
MyBitmap=(Bitmap)this.pictureBox1.Image.Clone();
int dh=MyBitmap.Height/20;
int dw=MyBitmap.Width;
Graphics g=this.pictureBox1.CreateGraphics();
g.Clear(Color.Gray);
Point []MyPoint=new Point[20];
for(int y=0;y<20;y++)
{
MyPoint[y].X=0;
MyPoint[y].Y=y*dh;
}
Bitmap bitmap=new Bitmap(MyBitmap.Width,MyBitmap.Height);
for(int i=0;i
for(int j=0;j<20;j++)
{
for(int k=0;k
bitmap.SetPixel(MyPoint[j].X+k,MyPoint[j].Y+i,MyBitmap.GetPixel(MyPoint[j].X+k,MyPoint[j].Y+i));
}
}
this.pictureBox1.Refresh();
this.pictureBox1.Image=bitmap;
System.Threading.Thread.Sleep(100);
}
}
private void button3_Click(object sender, System.EventArgs e)
{//垂直百叶窗显示图像
MyBitmap=(Bitmap)this.pictureBox1.Image.Clone();
int dw=MyBitmap.Width/30;
int dh=MyBitmap.Height;
Graphics g=this.pictureBox1.CreateGraphics();
g.Clear(Color.Gray);
Point []MyPoint=new Point[30];
for(int x=0;x<30;x++)
{
MyPoint[x].Y=0;
MyPoint[x].X=x*dw;
}
Bitmap bitmap=new Bitmap(MyBitmap.Width,MyBitmap.Height);
for(int i=0;i
for(int j=0;j<30;j++)
{
for(int k=0;k
bitmap.SetPixel(MyPoint[j].X+i,MyPoint[j].Y+k,MyBitmap.GetPixel(MyPoint[j].X+i,MyPoint[j].Y+k));
}
}
this.pictureBox1.Refresh();
this.pictureBox1.Image=bitmap;
System.Threading.Thread.Sleep(100);
}
}
}
}