// Show Color Dialog to change the cell color setting
private void buttonCellColor_Click(object sender, EventArgs e)
{
// Create an instance of ColorDialog
ColorDialog dlg = new ColorDialog();
// Pass in the button's backcolor
dlg.Color = buttonCellColor.BackColor;
// Show the color dialog
if (DialogResult.OK == dlg.ShowDialog())
{
// Get user's setting and save it to the button's backcolor property
buttonCellColor.BackColor = dlg.Color;
// Set button's forecolor to its backcolor's bitwise complement
buttonCellColor.ForeColor = Color.FromArgb(~(dlg.Color.ToArgb()));
// Invalidate preview panel to redraw preview
PreviewGraphicsPanel.Invalidate();
}
}
// Restore all settings to defaults
private void defaultsButton_Click(object sender, EventArgs e)
{
// Finite Mode
Finite = false;
// Rows
NumberOfRows = 25;
// Columns
NumberOfColumns = 25;
// Time Interval
Interval = 1;
// Background Color
Background = Color.Wheat;
// Grid Color
GridColor = Color.Red;
// Cell Color
CellsColor = Color.Navy;
// Show Grid
ShowGrid = true;
// Gridline Width
LineWidth = -2;
// Invalidate to redraw
PreviewGraphicsPanel.Invalidate();
}
// When Line Width setting changes, Invalidate the preview panel to redraw preview
private void numericUpDownLineWidth_ValueChanged(object sender, EventArgs e)
{
PreviewGraphicsPanel.Invalidate();
}
// When Show Grid setting changes, Invalidate the preview panel to redraw preview
private void checkBoxShowGrid_CheckedChanged(object sender, EventArgs e)
{
PreviewGraphicsPanel.Invalidate();
}
// OptionsDialog Form initialization
//
public OptionsDialog()
{
InitializeComponent();
PreviewGraphicsPanel.Invalidate();
}