private void pictureBox2_MouseUp(object sender, MouseEventArgs e)
{
if (!checkBoxGray.Checked)
{
return;
}
changeing = false;
where = changeType.none;
GrayPic.Cursor = Cursors.Default;
}
private void pictureBox2_MouseDown(object sender, MouseEventArgs e)
{
Focus();
EnterHandle();
if (!checkBoxGray.Checked)
{
return;
}
switch (GetChangeType(e.Location))
{
case changeType.none:
changeing = false;
where = changeType.none;
break;
case changeType.uDown:
GrayEditor.Down++;
break;
case changeType.uUp:
GrayEditor.Up++;
break;
case changeType.dDown:
GrayEditor.Down--;
break;
case changeType.dUp:
GrayEditor.Up--;
break;
default:
changeing = true;
mouseDownUp = e.X - GrayEditor.Up; // maximum - maximum * e.Y / pictureBox1.Height - up;
pictureBox2_MouseMove(sender, e);
break;
}
}
private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
{
if (GetFocus != null)
{
GetFocus(this, new EventArgs());
}
switch (GetChangeType(e.Location))
{
case changeType.none:
changeing = false;
where = changeType.none;
break;
case changeType.uDown:
textBox2.Text = (down + 1).ToString();
break;
case changeType.uUp:
textBox1.Text = (up + 1).ToString();
break;
case changeType.dDown:
textBox2.Text = (down - 1).ToString();
break;
case changeType.dUp:
textBox1.Text = (up - 1).ToString();
break;
default:
changeing = true;
mouseDownDelt = maximum - maximum * e.Y / pictureBox1.Height - up;
pictureBox1_MouseMove(sender, e);
break;
}
}
private changeType GetChangeType(Point e)
{
Rectangle rect = new Rectangle(GrayEditor.Down, 0, GrayEditor.Up - GrayEditor.Down, GrayPic.ClientSize.Height);
int delt = 3;
if ((e.X < rect.X - delt))
{
where = changeType.dDown;
GrayPic.Cursor = Cursors.PanWest;
}
else if ((e.X > rect.Right + delt))
{
where = changeType.uUp;
GrayPic.Cursor = Cursors.PanEast;
}
else
{
if (e.X < rect.Left + delt)
{
if (e.X > rect.Right)
{
where = changeType.up;
}
else
{
where = changeType.down;
}
GrayPic.Cursor = Cursors.SizeWE;
}
else if (e.X > rect.Right - delt)
{
if (e.X < rect.Left)
{
where = changeType.down;
}
else
{
where = changeType.up;
}
GrayPic.Cursor = Cursors.SizeWE;
}
else if (rect.Width > 10 * delt)
{
if (e.X < rect.Left + 4 * delt)
{
where = changeType.uDown;
GrayPic.Cursor = Cursors.PanEast;
}
else if (e.X > rect.Right - 4 * delt)
{
where = changeType.dUp;
GrayPic.Cursor = Cursors.PanWest;
}
else
{
where = changeType.all;
GrayPic.Cursor = Cursors.SizeAll;
}
}
else
{
where = changeType.all;
GrayPic.Cursor = Cursors.SizeAll;
}
}
return(where);
}
private changeType GetChangeType(Point e)
{
if ((e.Y < rect.Y - delt))
{
where = changeType.uUp;
pictureBox1.Cursor = Cursors.PanNorth;
}
else if ((e.Y > rect.Bottom + delt))
{
where = changeType.dDown;
pictureBox1.Cursor = Cursors.PanSouth;
}
else
{
if (e.Y < rect.Top + delt)
{
if (e.Y > rect.Bottom)
{
where = changeType.down;
}
else
{
where = changeType.up;
}
pictureBox1.Cursor = Cursors.SizeNS;
}
else if (e.Y > rect.Bottom - delt)
{
if (e.Y < rect.Top)
{
where = changeType.up;
}
else
{
where = changeType.down;
}
pictureBox1.Cursor = Cursors.SizeNS;
}
else if (rect.Height * (up - down) / maximum > 10 * delt)
{
if (e.Y < rect.Top + 4 * delt)
{
where = changeType.dUp;
pictureBox1.Cursor = Cursors.PanSouth;
}
else if (e.Y > rect.Bottom - 4 * delt)
{
where = changeType.uDown;
pictureBox1.Cursor = Cursors.PanNorth;
}
else
{
where = changeType.all;
pictureBox1.Cursor = Cursors.SizeAll;
}
}
else
{
where = changeType.all;
pictureBox1.Cursor = Cursors.SizeAll;
}
}
return(where);
}
private void pictureBox1_MouseUp(object sender, MouseEventArgs e)
{
changeing = false;
where = changeType.none;
pictureBox1.Cursor = Cursors.Default;
}
