/// <summary>
/// Updates the mark on the scale object.
/// </summary>
private void UpdateScaleMark()
{
Scale s = ResourceRoot.FindName("_scale") as Scale;
if (s != null)
{
s.Mark = Mark;
}
}
/// <summary>
/// Updates the font style for both face and value text.
/// </summary>
protected override void UpdateFontStyle()
{
for (int i = 0; i <= 4; i++)
{
TextBlock tb = ResourceRoot.FindName("_txt" + i) as TextBlock;
CopyFontDetails(tb);
}
CopyFontDetails(textBlock);
}
/// <summary>
/// Initialize references to controls we expect to find in the child
/// </summary>
private void InitialiseRefs()
{
this.grabHandleCanvas = ResourceRoot.FindName("_grabHandle") as Canvas;
this.grabHighlightShape = ResourceRoot.FindName("_grabHighlight") as Shape;
this.textBlock = ResourceRoot.FindName("_text") as TextBlock;
this.faceHighColorGradientStop = ResourceRoot.FindName("_colourRangeStart") as GradientStop;
this.faceLowColorGradientStop = ResourceRoot.FindName("_colourRangeEnd") as GradientStop;
this.needleHighColorGradientStop = ResourceRoot.FindName("_needleHighColour") as GradientStop;
this.needleLowColorGradientStop = ResourceRoot.FindName("_needleLowColour") as GradientStop;
}
/// <summary>
/// Set our text color to that of the TextColorProperty
/// </summary>
protected override void UpdateTextColor()
{
textBlock.Foreground = new SolidColorBrush(ValueTextColor);
for (var i = 0; i < 5; i++)
{
if (ResourceRoot.FindName("_txt" + i) is TextBlock tb)
{
tb.Foreground = new SolidColorBrush(FaceTextColor);
}
}
}
/// <summary>
/// Sets the text visibility to that of the TextVisibility property
/// </summary>
protected override void UpdateTextVisibility()
{
textBlock.Visibility = ValueTextVisibility;
for (var i = 0; i < 5; i++)
{
if (ResourceRoot.FindName("_txt" + i) is TextBlock tb)
{
tb.Visibility = FaceTextVisibility;
}
}
}
/// <summary>
/// Set our text color to that of the TextColorProperty
/// </summary>
protected override void UpdateTextColor()
{
this.textBlock.Foreground = new SolidColorBrush(ValueTextColor);
for (int i = 0; i < 5; i++)
{
TextBlock tb = ResourceRoot.FindName("_txt" + i) as TextBlock;
if (tb != null)
{
tb.Foreground = new SolidColorBrush(FaceTextColor);
}
}
}
/// <summary>
/// Sets the text visibility to that of the TextVisibility property
/// </summary>
protected override void UpdateTextVisibility()
{
this.textBlock.Visibility = ValueTextVisibility;
for (int i = 0; i < 5; i++)
{
TextBlock tb = ResourceRoot.FindName("_txt" + i) as TextBlock;
if (tb != null)
{
tb.Visibility = FaceTextVisibility;
}
}
}
/// <summary>
/// The format string for the value has changed
/// </summary>
protected override void UpdateTextFormat()
{
for (var i = 0; i <= 4; i++)
{
if (ResourceRoot.FindName("_txt" + i) is TextBlock tb && FaceTextFormat != null)
{
tb.Text = string.Format(FaceTextFormat, RealMinimum + (i * ((RealMaximum - RealMinimum) / 4)));
}
}
if (textBlock != null)
{
textBlock.Text = IsGrabbed ? FormattedCurrentValue : FormattedValue;
}
}
/// <summary>
/// The format string for the value has changed
/// </summary>
protected override void UpdateTextFormat()
{
for (int i = 0; i <= 4; i++)
{
TextBlock tb = ResourceRoot.FindName("_txt" + i) as TextBlock;
if (tb != null && FaceTextFormat != null)
{
tb.Text = String.Format(FaceTextFormat, RealMinimum + (i * ((RealMaximum - RealMinimum) / 4)));
}
}
if (this.textBlock != null)
{
this.textBlock.Text = this.IsGrabbed ? FormattedCurrentValue : FormattedValue;
}
}