/// <summary>
/// The get hsv color.
/// </summary>
/// <returns>The <see cref="Color" />.</returns>
private Color GetHSVColor()
{
double h = _sliderHsv.Value;
double x = (double)_ellipseHsv.GetValue(Canvas.LeftProperty) + _ellipseHsv.ActualWidth / 2;
double y = (double)_ellipseHsv.GetValue(Canvas.TopProperty) + _ellipseHsv.ActualHeight / 2;
double s = x / (_rectangleHsv.ActualWidth - 1);
if (s < 0d)
{
s = 0d;
}
else if (s > 1d)
{
s = 1d;
}
double v = 1 - y / (_rectangleHsv.ActualHeight - 1);
if (v < 0d)
{
v = 0d;
}
else if (v > 1d)
{
v = 1d;
}
return(ColorHelper.HSV2RGB(h, s, v));
}
/// <summary>
/// The get hsv color.
/// </summary>
/// <returns>The <see cref="Color" />.</returns>
private Color GetHSVColor()
{
var h = _hsvSlider.Value;
var x = (double)_hsvEllipse.GetValue(Canvas.LeftProperty) + _hsvEllipse.ActualWidth / 2;
var y = (double)_hsvEllipse.GetValue(Canvas.TopProperty) + _hsvEllipse.ActualHeight / 2;
var s = x / (_hsvRectangle.ActualWidth - 1);
if (s < 0d)
{
s = 0d;
}
else if (s > 1d)
{
s = 1d;
}
var v = 1 - y / (_hsvRectangle.ActualHeight - 1);
if (v < 0d)
{
v = 0d;
}
else if (v > 1d)
{
v = 1d;
}
return(ColorHelper.HSV2RGB(h, s, v));
}
/// <summary>
/// The slider hs v_ value changed.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The e.</param>
private void sliderHSV_ValueChanged(object sender, RoutedPropertyChangedEventArgs <double> e)
{
if (Updating)
{
return;
}
_gradientStopHsvColor.SetCurrentValue(GradientStop.ColorProperty, ColorHelper.HSV2RGB(e.NewValue, 1d, 1d));
var color = GetHSVColor();
UpdateControls(color, false, true, true);
}
public void SetHsvColor(Color color)
{
var h = ColorHelper.GetHSV_H(color);
var s = ColorHelper.GetHSV_S(color);
var v = ColorHelper.GetHSV_V(color);
_hsvSlider.SetCurrentValue(RangeBase.ValueProperty, h);
_hsvColorGradientStop.SetCurrentValue(GradientStop.ColorProperty, ColorHelper.HSV2RGB(h, 1d, 1d));
var x = s * (_hsvRectangle.ActualWidth - 1);
var y = (1 - v) * (_hsvRectangle.ActualHeight - 1);
_hsvEllipse.SetCurrentValue(Canvas.LeftProperty, x - _hsvEllipse.ActualWidth / 2);
_hsvEllipse.SetCurrentValue(Canvas.TopProperty, y - _hsvEllipse.ActualHeight / 2);
}
/// <summary>
/// The update controls.
/// </summary>
/// <param name="color">The color.</param>
/// <param name="hsv">The hsv.</param>
/// <param name="rgb">The rgb.</param>
/// <param name="predifined">The predifined.</param>
private void UpdateControls(Color color, bool hsv, bool rgb, bool predifined)
{
if (Updating)
{
return;
}
try
{
BeginUpdate();
// HSV
if (hsv)
{
var h = ColorHelper.GetHSV_H(color);
var s = ColorHelper.GetHSV_S(color);
var v = ColorHelper.GetHSV_V(color);
_sliderHsv.SetCurrentValue(Slider.ValueProperty, h);
_gradientStopHsvColor.SetCurrentValue(GradientStop.ColorProperty, ColorHelper.HSV2RGB(h, 1d, 1d));
var x = s * (_rectangleHsv.ActualWidth - 1);
var y = (1 - v) * (_rectangleHsv.ActualHeight - 1);
_ellipseHsv.SetCurrentValue(Canvas.LeftProperty, x - _ellipseHsv.ActualWidth / 2);
_ellipseHsv.SetCurrentValue(Canvas.TopProperty, y - _ellipseHsv.ActualHeight / 2);
}
if (rgb)
{
var a = color.A;
var r = color.R;
var g = color.G;
var b = color.B;
_sliderA.SetCurrentValue(RangeBase.ValueProperty, (double)a);
_gradientStopA0.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(0, r, g, b));
_gradientStopA1.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, g, b));
_textBoxA.SetCurrentValue(TextBox.TextProperty, a.ToString("X2"));
_sliderR.SetCurrentValue(RangeBase.ValueProperty, (double)r);
_gradientStopR0.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, 0, g, b));
_gradientStopR1.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, 255, g, b));
_textBoxR.SetCurrentValue(TextBox.TextProperty, r.ToString("X2"));
_sliderG.SetCurrentValue(RangeBase.ValueProperty, (double)g);
_gradientStopG0.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, 0, b));
_gradientStopG1.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, 255, b));
_textBoxG.SetCurrentValue(TextBox.TextProperty, g.ToString("X2"));
_sliderB.SetCurrentValue(RangeBase.ValueProperty, (double)b);
_gradientStopB0.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, g, 0));
_gradientStopB1.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, g, 255));
_textBoxB.SetCurrentValue(TextBox.TextProperty, b.ToString("X2"));
}
if (predifined)
{
_brushColor.SetCurrentValue(SolidColorBrush.ColorProperty, color);
if (_dictionaryColor.ContainsKey(color))
{
_comboBoxColor.SetCurrentValue(Selector.SelectedItemProperty, _dictionaryColor[color]);
_textBoxColor.SetCurrentValue(TextBox.TextProperty, string.Empty);
}
else
{
_comboBoxColor.SetCurrentValue(Selector.SelectedItemProperty, null);
_textBoxColor.SetCurrentValue(TextBox.TextProperty, color.ToString());
}
}
SetCurrentValue(ColorProperty, color);
}
finally
{
EndUpdate();
}
}
/// <summary>
/// The update controls.
/// </summary>
/// <param name="color">The color.</param>
/// <param name="hsv">The hsv.</param>
/// <param name="rgb">The rgb.</param>
/// <param name="predifined">The predifined.</param>
private void UpdateControls(Color color, bool hsv, bool rgb, bool predifined)
{
if (Updating)
{
return;
}
try
{
BeginUpdate();
// HSV
if (hsv)
{
double h = ColorHelper.GetHSV_H(color);
double s = ColorHelper.GetHSV_S(color);
double v = ColorHelper.GetHSV_V(color);
_sliderHsv.Value = h;
_gradientStopHsvColor.Color = ColorHelper.HSV2RGB(h, 1d, 1d);
double x = s * (_rectangleHsv.ActualWidth - 1);
double y = (1 - v) * (_rectangleHsv.ActualHeight - 1);
_ellipseHsv.SetValue(Canvas.LeftProperty, x - _ellipseHsv.ActualWidth / 2);
_ellipseHsv.SetValue(Canvas.TopProperty, y - _ellipseHsv.ActualHeight / 2);
}
if (rgb)
{
byte a = color.A;
byte r = color.R;
byte g = color.G;
byte b = color.B;
_sliderA.Value = a;
_gradientStopA0.Color = Color.FromArgb(0, r, g, b);
_gradientStopA1.Color = Color.FromArgb(255, r, g, b);
_textBoxA.Text = a.ToString("X2");
_sliderR.Value = r;
_gradientStopR0.Color = Color.FromArgb(255, 0, g, b);
_gradientStopR1.Color = Color.FromArgb(255, 255, g, b);
_textBoxR.Text = r.ToString("X2");
_sliderG.Value = g;
_gradientStopG0.Color = Color.FromArgb(255, r, 0, b);
_gradientStopG1.Color = Color.FromArgb(255, r, 255, b);
_textBoxG.Text = g.ToString("X2");
_sliderB.Value = b;
_gradientStopB0.Color = Color.FromArgb(255, r, g, 0);
_gradientStopB1.Color = Color.FromArgb(255, r, g, 255);
_textBoxB.Text = b.ToString("X2");
}
if (predifined)
{
_brushColor.Color = color;
if (_dictionaryColor.ContainsKey(color))
{
_comboBoxColor.SelectedItem = _dictionaryColor[color];
_textBoxColor.Text = string.Empty;
}
else
{
_comboBoxColor.SelectedItem = null;
_textBoxColor.Text = color.ToString();
}
}
Color = color;
}
finally
{
EndUpdate();
}
}
/// <summary>
/// The update controls.
/// </summary>
/// <param name="color">The color.</param>
/// <param name="hsv">The hsv.</param>
/// <param name="rgb">The rgb.</param>
/// <param name="predefined">The predefined.</param>
private void UpdateControls(Color color, bool hsv, bool rgb, bool predefined)
{
if (Updating)
{
return;
}
try
{
BeginUpdate();
// HSV
if (hsv)
{
var h = ColorHelper.GetHSV_H(color);
var s = ColorHelper.GetHSV_S(color);
var v = ColorHelper.GetHSV_V(color);
_hsvSlider.SetCurrentValue(RangeBase.ValueProperty, h);
_hsvColorGradientStop.SetCurrentValue(GradientStop.ColorProperty, ColorHelper.HSV2RGB(h, 1d, 1d));
var x = s * (_hsvRectangle.ActualWidth - 1);
var y = (1 - v) * (_hsvRectangle.ActualHeight - 1);
_hsvEllipse.SetCurrentValue(Canvas.LeftProperty, x - _hsvEllipse.ActualWidth / 2);
_hsvEllipse.SetCurrentValue(Canvas.TopProperty, y - _hsvEllipse.ActualHeight / 2);
}
if (rgb)
{
var a = color.A;
var r = color.R;
var g = color.G;
var b = color.B;
_aSlider.SetCurrentValue(RangeBase.ValueProperty, (double)a);
_a0GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(0, r, g, b));
_a1GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, g, b));
_aTextBox.SetCurrentValue(TextBox.TextProperty, a.ToString("X2"));
_rSlider.SetCurrentValue(RangeBase.ValueProperty, (double)r);
_r0GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, 0, g, b));
_r1GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, 255, g, b));
_rTextBox.SetCurrentValue(TextBox.TextProperty, r.ToString("X2"));
_gSlider.SetCurrentValue(RangeBase.ValueProperty, (double)g);
_g0GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, 0, b));
_g1GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, 255, b));
_gTextBox.SetCurrentValue(TextBox.TextProperty, g.ToString("X2"));
_bSlider.SetCurrentValue(RangeBase.ValueProperty, (double)b);
_b0GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, g, 0));
_b1GradientStop.SetCurrentValue(GradientStop.ColorProperty, Color.FromArgb(255, r, g, 255));
_bTextBox.SetCurrentValue(TextBox.TextProperty, b.ToString("X2"));
}
if (predefined)
{
_colorBrush.SetCurrentValue(SolidColorBrush.ColorProperty, color);
if (_dictionaryColor.ContainsKey(color))
{
_colorComboBox.SetCurrentValue(Selector.SelectedItemProperty, _dictionaryColor[color]);
_colorTextBox.SetCurrentValue(TextBox.TextProperty, string.Empty);
}
else
{
_colorComboBox.SetCurrentValue(Selector.SelectedItemProperty, null);
_colorTextBox.SetCurrentValue(TextBox.TextProperty, color.ToString());
}
Keyboard.Focus(_colorComboBox);
}
SetCurrentValue(ColorProperty, color);
}
finally
{
EndUpdate();
}
}