public void Refresh()
{
if (parent != null)
{
parent.Invalidate(this.BoundingRectangle);
}
}
private void DrawingTimer_Tick(object sender, EventArgs e)
{
bool isLive = ((SignalDocument)document).DataIsLive;
int signalCount = ((SignalDocument)document).Signals.Count;
if (isLive && prevSignalCount != signalCount)
{
GraphPanel.Invalidate();
}
}
public Form1()
{
InitializeComponent();
DoubleBuffered = true;
LowX = LowY = -5;
HighX = HighY = 5;
sizeX = 800;
sizeY = 600;
DoubleBuffered = true;
Trans = new Translator()
{
Lx = LowX, Ly = LowY, Tx = HighX, Ty = HighY, h = sizeY, w = sizeX
};
GraphPanel.Invalidate();
}
private void MW(object sender, MouseEventArgs e)
{
float inc = (float)Math.Pow(2, (e.Delta / 120));
if (HighX * inc - LowX * inc != 0 && HighY * inc - LowY * inc != 0)
{
if (!(HighX * inc > float.MaxValue / 10 || HighY * inc > float.MaxValue / 10 || LowX * inc < float.MinValue / 10 || LowY * inc < float.MinValue / 10) &&
!(HighX * inc - LowX * inc < 1E-10 || HighY * inc - LowY * inc < 1E-10))
{
LowX -= (HighX - LowX) * (inc - 1) / 2;
LowY -= (HighY - LowY) * (inc - 1) / 2;
HighY += (HighY - LowY) * (inc - 1) / 2;
HighX += (HighX - LowX) * (inc - 1) / 2;
Trans = new Translator()
{
Lx = LowX, Ly = LowY, Tx = HighX, Ty = HighY, h = sizeY, w = sizeX
};
GraphPanel.Invalidate();
}
}
}
private void Move(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
if (oldX == null)
{
oldX = e.X;
oldY = e.Y;
}
else
{
//Move Along based on distance in IS
PointIS trans = PointIS.FromPoint(new Point(e.X - (int)oldX, (e.Y - (int)oldY)), Trans);
if (!(float.IsInfinity(trans.X) || float.IsInfinity(trans.Y)))
{
if (!(HighX + trans.X > float.MaxValue / 10 || HighY + trans.Y > float.MaxValue / 10 || LowX - trans.X < float.MinValue / 10 || LowY - trans.Y < float.MinValue / 10))
{
LowX += trans.X;
HighX += trans.X;
LowY += trans.Y;
HighY += trans.Y;
oldY = e.Y;
oldX = e.X;
Trans = new Translator()
{
Lx = LowX, Ly = LowY, Tx = HighX, Ty = HighY, h = sizeY, w = sizeX
};
GraphPanel.Invalidate();
}
}
}
}
else
{
oldX = oldY = null;
}
}
private void trackBar1_Scroll(object sender, EventArgs e)
{
a = trackBar1.Value;
GraphPanel.Invalidate();
}
private void EquationIO_TextChanged(object sender, EventArgs e)
{
input = EquationIO.Text;
GraphPanel.Invalidate();
}
private void MinusButton_Click(object sender, EventArgs e)
{
scale /= 1.2f;
GraphPanel.Invalidate();
}
