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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.Threading.Tasks;
using System.Windows.Forms;
namespace QRedactor
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
bool press = false;
int x1;
int y1;
int w1;
int h1;
Point one1;
Point one2;
Color Current = Color.Black;
int tol = 1;
public Bitmap bmp = new Bitmap(785, 539);
private void radioButton4_CheckedChanged(object sender, EventArgs e)
{
}
private void button1_Click(object sender, EventArgs e)
{
DialogResult D = colorDialog1.ShowDialog();
if(D== System.Windows.Forms.DialogResult.OK)
{
Current = colorDialog1.Color;
}
}
private void Form1_Load(object sender, EventArgs e)
{
pictureBox1.Image = bmp;
DoubleBuffered = true;
}
private void pictureBox1_MouseMove(object sender, MouseEventArgs e)
{
Graphics g = Graphics.FromImage(pictureBox1.Image);
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
if(press)
{
one2 = e.Location;
if(radioButton4.Checked)
{
g.DrawLine(new Pen(Current, tol), one1, one2);
one1 = one2;
}
pictureBox1.Refresh();
}
g.Save();
}
private void pictureBox1_Paint(object sender, PaintEventArgs e)
{
Pen MyPen = new Pen(Current, tol);
if(press)
{
x1 = Math.Min(one1.X, one2.X);
y1 = Math.Min(one1.Y, one2.Y);
w1 = Math.Abs(one1.X - one2.X);
h1 = Math.Abs(one1.Y - one2.Y);
if(radioButton1.Checked)
{
e.Graphics.DrawEllipse(MyPen, x1, y1, w1, h1);
}
if(radioButton2.Checked)
{
e.Graphics.DrawRectangle(MyPen, x1, y1, w1, h1);
}
if(radioButton3.Checked)
{
e.Graphics.DrawLine(MyPen, one1, one2);
}
}
}
private void pictureBox1_MouseUp(object sender, MouseEventArgs e)
{
Pen MyPen = new Pen(Current, tol);
press = false;
Graphics g = Graphics.FromImage(pictureBox1.Image);
if(radioButton1.Checked)
{
g.DrawEllipse(MyPen, x1, y1, w1, h1);
}
if(radioButton2.Checked)
{
g.DrawRectangle(MyPen, x1, y1, w1, h1);
}
if(radioButton3.Checked)
{
g.DrawLine(MyPen, one1, one2);
}
g.Save();
}
private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
{
press = true;
one1 = e.Location;
}
private void button2_Click(object sender, EventArgs e)
{
Bitmap bit2 = new Bitmap(785, 539);
pictureBox1.Image = bit2;
}
private void button3_Click(object sender, EventArgs e)
{
this.Close();
}
private void comboBox1_TextUpdate(object sender, EventArgs e)
{
tol = Convert.ToInt32(comboBox1.Text);
}
private void button4_Click(object sender, EventArgs e)
{
if (pictureBox1.Image != null)
{
SaveFileDialog savedialog = new SaveFileDialog();
savedialog.Title = "Сохранить картинку как...";
savedialog.OverwritePrompt = true;
savedialog.CheckPathExists = true;
savedialog.Filter = "(*.bmp)|*.bmp|(*.jpg)|*.jpg|(*.png)|*.png|ALL files(*.*)|*.*";
savedialog.ShowHelp = true;
if (savedialog.ShowDialog() == DialogResult.OK)
{
try
{
bmp.Save(savedialog.FileName, System.Drawing.Imaging.ImageFormat.Jpeg);
}
catch
{
MessageBox.Show("Невозможно сохранить изображение", "Ошибка",
MessageBoxButtons.OK, MessageBoxIcon.Error
);
}
}
}
}
}
} |
(
