/// <summary>
/// Loads info about the color into a slider and a rectangle
/// </summary>
private void LoadColorInformation(FadeColor color)
{
colorRect.Fill = new SolidColorBrush(Color.FromRgb(color.r, color.g, color.b));
redSlider.Value = color.r;
redTbx.Text = color.r.ToString();
greenSlider.Value = color.g;
greenTbx.Text = color.g.ToString();
blueSlider.Value = color.b;
blueTbx.Text = color.b.ToString();
alphaSlider.Value = color.a;
alphaTbx.Text = color.a.ToString();
}
/// <summary>
/// Repaints a gradient
/// </summary>
private void RepaintFade()
{
TableDrawingManager.color_changed = true;
LinearGradientBrush colorBrush = new LinearGradientBrush();
LinearGradientBrush alphaBrush = new LinearGradientBrush();
colorBrush.StartPoint = new Point(0, 0);
colorBrush.EndPoint = new Point(1, 0);
alphaBrush.StartPoint = new Point(0, 0);
alphaBrush.EndPoint = new Point(1, 0);
foreach (Ellipse el in fadeMarks)
{
FadeColor color = (FadeColor)el.DataContext;
colorBrush.GradientStops.Add(new GradientStop(Color.FromRgb(color.r, color.g, color.b), color.position));
alphaBrush.GradientStops.Add(new GradientStop(Color.FromRgb(color.a, color.a, color.a), color.position));
}
fadeRect.Fill = colorBrush;
alphaRect.Fill = alphaBrush;
}
/// <summary>
/// Inserts a new marker
/// </summary>
private void addBut_Click(object sender, RoutedEventArgs e)
{
FadeColor defaultColor = new FadeColor(0, 0, 0, 255, 0.5);
Ellipse mark = new Ellipse();
mark.Width = 8;
mark.Height = 8;
mark.Margin = new Thickness(defaultColor.position * fadeRect.Width, 0, 0, 0);
mark.Margin = new Thickness(defaultColor.position * fadeRect.Width, 0, 0, 0);
mark.HorizontalAlignment = HorizontalAlignment.Left;
mark.VerticalAlignment = VerticalAlignment.Bottom;
mark.DataContext = defaultColor;
mark.Fill = unselectedBrush;
mark.MouseDown += new MouseButtonEventHandler(mark_MouseDown);
mark.MouseUp += new MouseButtonEventHandler(mark_MouseUp);
mark.MouseMove += new MouseEventHandler(mark_MouseMove);
Grid.SetRow(mark, 1);
paintGrid.Children.Add(mark);
fadeMarks.Add(mark);
UnSelectEllipse();
SelectEllipse(mark);
RepaintFade();
}