void PictureBox1MouseDown(object sender, MouseEventArgs e)
{
if (pointer == false)
{
canDraw = true;
begin = new clsDiem(e.X, e.Y);
rect.X = begin.x;
rect.Y = begin.y;
}
}
void PictureBox1MouseMove(object sender, MouseEventArgs e)
{
if (canDraw == true)
{
end = new clsDiem(e.X, e.Y);
g.Clear(pictureBox1.BackColor);;
if (pointer)
{
return;
}
else if (isLine == true)
{
g.DrawLine(pen, begin.x, begin.y, e.X, e.Y);
}
else if (isLine == true)
{
rect.Size = new Size(end.x - begin.x, end.y - begin.y);
g.DrawRectangle(pen, rect);
}
Update();
}
}
public clsLine(clsDiem a, clsDiem b)
{
begin = a;
end = b;
}
public clsTriangle(clsDiem A, clsDiem B)
{
begin = A;
end = B;
}
public clsLine()
{
begin = new clsDiem();
end = new clsDiem();
}
