в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

Admin: 1 версия

2010-05-26T12:18:49Z

1 версия

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==DrawImage with Graphics==

<source lang="csharp">using System;
using System.Collections.Generic;
using System.ruponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
public class Form1 : Form {
protected override void OnPaint(PaintEventArgs e) {
Graphics g = e.Graphics;
Bitmap bmp = new Bitmap("a.jpg");
g.FillRectangle(Brushes.White, this.ClientRectangle);
Rectangle sr = new Rectangle(80, 60, 400, 400);
Rectangle dr = new Rectangle(0, 0, 200, 200);
g.DrawImage(bmp, dr, sr, GraphicsUnit.Pixel);
}
public static void Main() {
Application.Run(new Form1());
}
}</source>

==Image.FromFile: load image from file==

<source lang="csharp">using System;
using System.Drawing;
using System.Windows.Forms;

class ImageFromFile: Form
{
public static void Main()
{
Application.Run(new ImageFromFile());
}
public ImageFromFile()
{
Text = "Image From File";
ResizeRedraw = true;
}
protected override void OnPaint(PaintEventArgs pea)
{
DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
}
protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
{
Image image = Image.FromFile("Color.jpg");

grfx.DrawImage(image, 0, 0);
}
}</source>

==Load Picture from Internet==

<source lang="csharp">using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
using System.Net;
using System.IO;
public class Form1 : System.Windows.Forms.Form {
[STAThread]
static void Main() {
Application.Run(new Form1());
}
protected override void OnPaint(System.Windows.Forms.PaintEventArgs e) {
WebRequest wReq = WebRequest.Create("http://www.yoursite.ru/4.jpg"); // using System.Net;
WebResponse wRes = wReq.GetResponse();
Stream strm = wRes.GetResponseStream();
Image im = Image.FromStream(strm);
e.Graphics.DrawImage(im, 0, 50);
strm.Close();
}
}</source>

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Csharp/CSharp Tutorial/2D/Image - История изменений

в 15:31, 26 мая 2010

Admin: 1 версия