protected virtual void OnHexadecimalStringChanged(string oldValue, string newValue)
{
if (!SelectedColor.ToString().Equals(newValue))
{
UpdateSelectedColor((Color)ColorConverter.ConvertFromString(newValue));
}
}
private void OnMouseDownCommandEx(MouseButtonEventArgs args)
{
SelectedPath = args.OriginalSource as Path;
if (SelectedPath != null)
{
PathViewModel path = SelectedPath.DataContext as PathViewModel;
path.Fill = SelectedColor.ToString();
}
}
private void CreateBackgroundColor()
{
var background = new BackgroundViewModel()
{
Type = BackgroundType.SolidColor,
BackgroundData = SelectedColor.ToString()
};
UserData.Backgrounds.Add(background);
HideCreateView();
}
private void CalculateColor(Point p)
{
HsvColor hsv = new HsvColor(360 - _spectrumSlider.Value, 1, 1)
{
S = p.X, V = 1 - p.Y
};
var currentColor = ColorUtilities.ConvertHsvToRgb(hsv.H, hsv.S, hsv.V);
currentColor.A = A;
SelectedColor = currentColor;
HexadecimalString = SelectedColor.ToString();
}
protected override void OnPropertyChanged(DependencyPropertyChangedEventArgs e)
{
//Get the Selected Color
SelectedColor = (Color)imgcanvas?.SelectedColor;
//Convert Selected Color to string
Hex = SelectedColor.ToString();
//Create an Html Hex Color
HtmlHex = Hex.Replace("#FF", "#");
//Call the OnSelectedColor
OnColorSelected?.Invoke(SelectedColor);
base.OnPropertyChanged(e);
}
protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
{
base.OnApplyTemplate(e);
//gets slider
AlphaSlider = this.GetControl <Slider>(e, "PART_AlphaSlider");
HexTextBox = this.GetControl <TextBox>(e, "PART_HexTextBox");
ValueSaturationPicker = this.GetControl <HuePickerBase>(e, "PART_SaturationValuePicker");
HueSlider = this.GetControl <RadialColorSlider>(e, "PART_HueSlider");
SelectNewColor(PreviewColor, UpdatedColorReason.ColorPickerInitializated);
RadialColorSlider.ValueProperty.Changed.AddClassHandler <RadialColorSlider>((x, e) =>
{
if (e.Sender == HueSlider)
{
SelectNewColor(new HSV(HueSlider.Value, S, V).ToColor(), UpdatedColorReason.HueChanged);
}
});
HuePickerBase.ValueColorProperty.Changed.AddClassHandler <HuePickerBase>((x, e) =>
{
if (e.Sender == ValueSaturationPicker)
{
SelectNewColor(new HSV(H, (byte)ValueSaturationPicker.Saturation, (byte)ValueSaturationPicker.ValueColor).ToColor(), UpdatedColorReason.ValueAndSaturationChanged);
}
});
Slider.ValueProperty.Changed.AddClassHandler <Slider>((x, e) =>
{
if (e.Sender == AlphaSlider)
{
SelectNewColor(Color.FromArgb((byte)AlphaSlider.Value, (byte)R, (byte)G, (byte)B), UpdatedColorReason.AChanged);
}
});
HexTextBox.TextInput += delegate
{
var isValid = Color.TryParse(HexTextBox.Text, out Color color);
if (isValid)
{
SelectNewColor(color, UpdatedColorReason.HexChanged);
}
else
{
HexTextBox.Text = SelectedColor.ToString();
}
};
}
/// <summary>
/// Update color and focus when control made visible
/// </summary>
private void tmbColorMarker_IsVisibleChanged(object sender, DependencyPropertyChangedEventArgs e)
{
if ((bool)e.NewValue)
{
(sender as UIElement)?.Focus();
if (this.DataContext is ColorChooser cc)
{
SelectedColor = cc.StoredColor;
}
HexadecimalString = SelectedColor.ToString(CultureInfo.InvariantCulture);
this.updateMarkerPosition(SelectedColor);
m_color = SelectedColor;
}
}
private void UpdateHexText()
{
HexTextBox.Text = SelectedColor.ToString();
}
