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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
bmp = new Bitmap(pictureBox1.Width, pictureBox1.Height);
g = Graphics.FromImage(bmp);
}
private Bitmap bmp;
private Graphics g;
int x, y, x2, y2, i;
private void openShapeToolStripMenuItem_Click(object sender, EventArgs e)
{
openFileDialog1.Title = "Choose a shape...";
openFileDialog1.DefaultExt = "jpg";
openFileDialog1.Filter = "Files image JPEG (*.jpg)|*.jpg|Files bitmap(*.bmp)|*.bmp";
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
Bitmap img = new Bitmap(openFileDialog1.FileName);
pictureBox1.Image = img;
}
}
// cette methode c'est juste pour recuperer la prostion de la souris quand je clique dans pictureBox
private void pictureBox1_MouseClick(object sender, MouseEventArgs e)
{
x = e.Location.X;
y = e.Location.Y;
i++;
dessin();
}
private void dessin()
{
g.DrawEllipse(new Pen(Color.Red, 2.0f), new Rectangle(new Point(x, y), new Size(4, 4)));
// les testes c'est juste pour faire quand je clique deux fois je dessine une ligne
if (i % 2 != 0)
{
x2 = x;
y2 = y;
}
else
{
g.DrawLine(new Pen(Color.Red), new Point(x2, y2), new Point(x, y));
pictureBox1.Image = bmp;
}
}
}
} |
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