protected override void OnMouseUp(System.Windows.Forms.MouseEventArgs e)
{
base.OnMouseUp(e);
if (_trackMouse)
{
_trackMouse = false;
_mouseStartX = null;
_mouseStartY = null;
if (_mouseRect.HasValue)
{
MandelbrotLib.Complex upperLeft = _plot.GetPoint(_mouseRect.Value.Left, _mouseRect.Value.Top);
MandelbrotLib.Complex lowerRight = _plot.GetPoint(_mouseRect.Value.Right, _mouseRect.Value.Bottom);
_plotStack.Push(_plot);
_graphicStack.Push(_buffer);
_plot = new MandelbrotLib.Mandelbrot(upperLeft.Real, lowerRight.Real, lowerRight.Imaginary, upperLeft.Imaginary, this.ClientSize.Width, this.ClientSize.Height);
_plot.GenerateField();
_mouseRect = null;
_buffer = null;
this.Invalidate();
}
}
else
{
if (e.Button.Equals(MouseButtons.Right))
{
if (_plotStack.Count > 0)
{
_plot = _plotStack.Pop();
_buffer = _graphicStack.Pop();
this.Invalidate();
}
}
}
}
protected override void OnSizeChanged(System.EventArgs e)
{
if (_buffer != null)
{
_buffer.Dispose();
_buffer = null;
}
//this should instead use the screen rectangle and points or something, now that we can zoom.
_plot = new MandelbrotLib.Mandelbrot(_xMin, _xMax, _yMin, _yMax, this.ClientSize.Width - 10, this.ClientSize.Height - 10);
_plot.GenerateField();
base.OnSizeChanged(e);
}
public BrotWindow()
{
Text = "Mandelbrot Set";
_xMin = -2;
_xMax = 1.5;
_yMin = -1;
_yMax = 1;
_plot = new MandelbrotLib.Mandelbrot(_xMin, _xMax, _yMin, _yMax, this.ClientSize.Width - 10, this.ClientSize.Height - 10);
_plotStack = new Stack <MandelbrotLib.Mandelbrot>();
_graphicStack = new Stack <Bitmap>();
this.SetStyle(
ControlStyles.AllPaintingInWmPaint |
ControlStyles.UserPaint |
ControlStyles.DoubleBuffer,
true
);
ResizeRedraw = true;
_trackMouse = false;
CenterToScreen();
}
