private void OutlineComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann == null)
{
return;
}
KeyValuePair <string, Color> val = (KeyValuePair <string, Color>) this.OutlineComboBox.SelectedItem;
AnnotationPen pen = (AnnotationPen)ann.GetValue(WpfAnnotationUI.OutlineProperty);
if (pen == null)
{
if (this.PenSizeSlider.Value > 0)
{
pen = new AnnotationPen(WpfObjectConverter.ConvertColor(val.Value), (float)this.PenSizeSlider.Value);
ann.SetValue(WpfAnnotationUI.OutlineProperty, pen);
}
}
else
{
pen.Color = WpfObjectConverter.ConvertColor(val.Value);
}
}
private void PenSizeSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann == null)
{
return;
}
if (this.PenSizeSlider.Value == 0)
{
ann.SetValue(WpfAnnotationUI.OutlineProperty, null);
}
else
{
AnnotationPen pen = (AnnotationPen)ann.GetValue(WpfAnnotationUI.OutlineProperty);
if (pen == null)
{
Color clr = Colors.Black;
if (this.OutlineComboBox.SelectedIndex > -1)
{
clr = ((KeyValuePair <string, Color>) this.OutlineComboBox.SelectedItem).Value;
}
pen = new AnnotationPen(WpfObjectConverter.ConvertColor(clr), (float)this.PenSizeSlider.Value);
ann.SetValue(WpfAnnotationUI.OutlineProperty, pen);
}
else
{
pen.Width = (float)this.PenSizeSlider.Value;
}
}
}
private void TextSize_TextChanged(object sender, TextChangedEventArgs e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann == null)
{
return;
}
string txt = this.textSize.Text;
if (txt.Length == 0)
{
return;
}
string[] items = txt.Split(',');
if (items.Length != 2)
{
return;
}
double width = 0;
double height = 0;
if (double.TryParse(items[0].Trim(), out width) && double.TryParse(items[1].Trim(), out height))
{
ann.Size = new Size(width, height);
}
}
private void TextLocation_TextChanged(object sender, TextChangedEventArgs e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann == null)
{
return;
}
string txt = this.textLocation.Text;
if (txt.Length == 0)
{
return;
}
string[] items = txt.Split(',');
if (items.Length != 2)
{
return;
}
double x = 0;
double y = 0;
if (double.TryParse(items[0].Trim(), out x) && double.TryParse(items[1].Trim(), out y))
{
ann.Location = new Point(x, y);
}
}
/// <summary>
/// Derived classes must override this method and return a copy of itself.
/// </summary>
/// <param name="clone">The new clone to add additional properties values.</param>
/// <returns>
/// A copy of the annotation.
/// </returns>
/// <remarks>
/// This method is called from Clone to allow additional properties to be set. The WpfAnnotationUI properties of the clone will be filled before this method is called.
/// </remarks>
protected override WpfAnnotationUI CloneOverride(WpfAnnotationUI clone)
{
TriangleAnnotation ann = clone as TriangleAnnotation;
if (ann == null)
{
return(null);
}
AnnotationBrush fill = this.Fill;
ann.Fill = fill == null ? null : fill.Clone();
AnnotationPen outline = this.Outline;
ann.Outline = outline == null ? null : outline.Clone();
if (this.Points.Count > 0)
{
ann.Points.AddRange(this.Points.ToArray());
}
ann.GripMode = this.GripMode;
return(ann);
}
private void ShadowCheckBox_Unchecked(object sender, RoutedEventArgs e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann != null)
{
ann.SetValue(WpfAnnotationUI.ShadowProperty, null);
}
}
private void ShadowCheckBox_Checked(object sender, RoutedEventArgs e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann != null)
{
ann.SetValue(WpfAnnotationUI.ShadowProperty, new AnnotationBrush(System.Drawing.Color.FromArgb(120, System.Drawing.Color.Silver)));
}
}
private void OffsetSlider_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann != null)
{
ann.SetValue(WpfAnnotationUI.ShadowOffsetProperty, new Point(e.NewValue, e.NewValue));
}
}
private void FlipAnnotation(bool horizontal, bool pivot)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann == null)
{
return;
}
ann.Mirror((horizontal ? MirrorDirection.Horizontal : MirrorDirection.Vertical), !pivot);
}
private void Annotations_SelectedAnnotationsChanged(object sender, EventArgs e)
{
this.statusInfo.Content = "Selection Changed: {Count=" + this.AnnotationViewer.Annotations.SelectedAnnotations.Count.ToString() + "}";
// Update the property fields.
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
bool enabled = ann != null;
this.textLocation.IsEnabled = enabled;
this.textSize.IsEnabled = enabled;
this.FillComboBox.IsEnabled = enabled;
this.OutlineComboBox.IsEnabled = enabled;
this.PenSizeSlider.IsEnabled = enabled;
this.ShadowCheckBox.IsEnabled = enabled;
this.OffsetSlider.IsEnabled = enabled;
if (enabled)
{
this.textLocation.Text = ann.Location.X.ToString() + ", " + ann.Location.Y.ToString();
this.textSize.Text = ann.Size.Width.ToString() + ", " + ann.Size.Height.ToString();
AnnotationBrush b = (AnnotationBrush)ann.GetValue(WpfAnnotationUI.FillProperty);
if (b != null)
{
SelectAddComboBoxItem(this.FillComboBox, WpfObjectConverter.ConvertColor(b.Color));
}
AnnotationPen p = (AnnotationPen)ann.GetValue(WpfAnnotationUI.OutlineProperty);
if (p != null)
{
SelectAddComboBoxItem(this.OutlineComboBox, WpfObjectConverter.ConvertColor(p.Color));
this.PenSizeSlider.Value = p.Width;
}
b = (AnnotationBrush)ann.GetValue(WpfAnnotationUI.ShadowProperty);
this.ShadowCheckBox.IsChecked = b != null;
if (b != null)
{
Point pt = (Point)ann.GetValue(WpfAnnotationUI.ShadowOffsetProperty);
this.OffsetSlider.Value = pt.X;
}
}
}
private void FillComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
WpfAnnotationUI ann = this.AnnotationViewer.Annotations.ActiveAnnotation;
if (ann == null)
{
return;
}
KeyValuePair <string, Color> val = (KeyValuePair <string, Color>) this.FillComboBox.SelectedItem;
AnnotationBrush brush = (AnnotationBrush)ann.GetValue(WpfAnnotationUI.FillProperty);
if (brush == null)
{
brush = new AnnotationBrush(WpfObjectConverter.ConvertColor(val.Value));
ann.SetValue(WpfAnnotationUI.FillProperty, brush);
}
else
{
brush.Color = WpfObjectConverter.ConvertColor(val.Value);
}
}
