/// <summary>
/// Overwrites the properties in this HighlightingColor with those from the given color;
/// but maintains the current values where the properties of the given color return <c>null</c>.
/// </summary>
public void MergeWith(HighlightingColor color)
{
FreezableHelper.ThrowIfFrozen(this);
if (color.fontWeight != null)
{
this.fontWeight = color.fontWeight;
}
if (color.fontStyle != null)
{
this.fontStyle = color.fontStyle;
}
if (color.foreground != null)
{
this.foreground = color.foreground;
}
if (color.background != null)
{
this.background = color.background;
}
if (color.underline != null)
{
this.underline = color.underline;
}
if (color.fontFamily != null)
{
this.fontFamily = color.fontFamily;
}
if (color.fontSize != null)
{
this.fontSize = color.fontSize;
}
}
/// <summary>
/// Deserializes a HighlightingColor.
/// </summary>
protected HighlightingColor(SerializationInfo info, StreamingContext context)
{
if (info == null)
{
throw new ArgumentNullException("info");
}
this.Name = info.GetString("Name");
if (info.GetBoolean("HasWeight"))
{
this.FontWeight = System.Windows.FontWeight.FromOpenTypeWeight(info.GetInt32("Weight"));
}
if (info.GetBoolean("HasStyle"))
{
this.FontStyle = (FontStyle?)new FontStyleConverter().ConvertFromInvariantString(info.GetString("Style"));
}
if (info.GetBoolean("HasUnderline"))
{
this.Underline = info.GetBoolean("Underline");
}
if (info.GetBoolean("HasStrikethrough"))
{
this.Strikethrough = info.GetBoolean("Strikethrough");
}
this.Foreground = (HighlightingBrush)info.GetValue("Foreground", typeof(SimpleHighlightingBrush));
this.Background = (HighlightingBrush)info.GetValue("Background", typeof(SimpleHighlightingBrush));
if (info.GetBoolean("HasFamily"))
{
this.FontFamily = new FontFamily(info.GetString("Family"));
}
if (info.GetBoolean("HasSize"))
{
this.FontSize = info.GetInt32("Size");
}
}
/// <summary>
/// Sets the background brush on the specified text segment.
/// </summary>
public void SetBackground(int offset, int length, HighlightingBrush brush)
{
int startIndex = GetIndexForOffset(offset);
int endIndex = GetIndexForOffset(offset + length);
for (int i = startIndex; i < endIndex; i++)
{
stateChanges[i].Background = brush;
}
}
/// <summary>
/// Deserializes a HighlightingColor.
/// </summary>
protected HighlightingColor(SerializationInfo info, StreamingContext context)
{
if (info == null)
throw new ArgumentNullException("info");
this.Name = info.GetString("Name");
if (info.GetBoolean("HasWeight"))
this.FontWeight = System.Windows.FontWeight.FromOpenTypeWeight(info.GetInt32("Weight"));
if (info.GetBoolean("HasStyle"))
this.FontStyle = (FontStyle?)new FontStyleConverter().ConvertFromInvariantString(info.GetString("Style"));
this.Foreground = (HighlightingBrush)info.GetValue("Foreground", typeof(HighlightingBrush));
}
/// <summary>
/// Deserializes a HighlightingColor.
/// </summary>
protected HighlightingColor(SerializationInfo info, StreamingContext context)
{
if (info == null)
{
throw new ArgumentNullException(nameof(info));
}
Name = info.GetString("Name");
if (info.GetBoolean("HasWeight"))
{
FontWeight = System.Windows.FontWeight.FromOpenTypeWeight(info.GetInt32("Weight"));
}
if (info.GetBoolean("HasStyle"))
{
FontStyle = (FontStyle?)new FontStyleConverter().ConvertFromInvariantString(info.GetString("Style"));
}
Foreground = (HighlightingBrush)info.GetValue("Foreground", typeof(HighlightingBrush));
Background = (HighlightingBrush)info.GetValue("Background", typeof(HighlightingBrush));
}
/// <summary>
/// Sets the background brush on the specified text segment.
/// </summary>
public void SetBackground(int offset, int length, HighlightingBrush brush)
{
int startIndex = GetIndexForOffset(offset);
int endIndex = GetIndexForOffset(offset + length);
for (int i = startIndex; i < endIndex; i++) {
stateChanges[i].Background = brush;
}
}
static Brush GetBrush(HighlightingBrush b) {
return b == null ? Brushes.Transparent : b.GetBrush(null);
}