private void UpdateColor(double alpha, ColorUpdateReason reason)
{
m_currentAlpha = alpha;
m_currentHex = GetCurrentHexValue();
SetColorAndUpdateControls(reason);
}
private void UpdateColor(Hsv hsv, ColorUpdateReason reason)
{
m_currentHsv = hsv;
m_currentRgb = ColorConversion.HsvToRgb(hsv);
m_currentHex = GetCurrentHexValue();
SetColorAndUpdateControls(reason);
}
private void UpdateColor(Rgb rgb, ColorUpdateReason reason)
{
m_currentRgb = rgb;
m_currentHsv = ColorConversion.RgbToHsv(m_currentRgb);
m_currentHex = GetCurrentHexValue();
SetColorAndUpdateControls(reason);
}
private void SetColorAndUpdateControls(ColorUpdateReason reason)
{
m_updatingColor = true;
Color = ColorConversion.ColorFromRgba(m_currentRgb, m_currentAlpha);
UpdateColorControls(reason);
m_updatingColor = false;
}
private void UpdateColorControls(ColorUpdateReason reason)
{
// If we're updating the controls internally, we don't want to execute any of the controls'
// event handlers, because that would then update the color, which would update the color controls,
// and then we'd be in an infinite loop.
m_updatingControls = true;
// We pass in the reason why we're updating the color controls because
// we don't want to re-update any control that was the cause of this update.
// For example, if a user selected a color on the ColorSpectrum, then we
// don't want to update the ColorSpectrum's color based on this change.
if (reason != ColorUpdateReason.ColorSpectrumColorChanged && m_colorSpectrum != null)
{
m_colorSpectrum.HsvColor = new Vector4((float)m_currentHsv.H, (float)m_currentHsv.S, (float)m_currentHsv.V, (float)m_currentAlpha);
}
if (m_colorPreviewRectangle != null)
{
var color = Color;
m_colorPreviewRectangle.Fill = new SolidColorBrush(color);
}
if (reason != ColorUpdateReason.ThirdDimensionSliderChanged && m_thirdDimensionSlider != null)
{
UpdateThirdDimensionSlider();
}
if (reason != ColorUpdateReason.AlphaSliderChanged && m_alphaSlider != null)
{
UpdateAlphaSlider();
}
void UpdateTextBoxes()
{
if (reason != ColorUpdateReason.RgbTextBoxChanged)
{
if (m_redTextBox != null)
{
m_redTextBox.Text = ((byte)Math.Round(m_currentRgb.R * 255)).ToString(CultureInfo.InvariantCulture);
}
if (m_greenTextBox != null)
{
m_greenTextBox.Text = ((byte)Math.Round(m_currentRgb.G * 255)).ToString(CultureInfo.InvariantCulture);
}
if (m_blueTextBox != null)
{
m_blueTextBox.Text = ((byte)Math.Round(m_currentRgb.B * 255)).ToString(CultureInfo.InvariantCulture);
}
}
if (reason != ColorUpdateReason.HsvTextBoxChanged)
{
if (m_hueTextBox != null)
{
m_hueTextBox.Text = ((int)Math.Round(m_currentHsv.H)).ToString(CultureInfo.InvariantCulture);
}
if (m_saturationTextBox != null)
{
m_saturationTextBox.Text = ((int)Math.Round(m_currentHsv.S * 100)).ToString(CultureInfo.InvariantCulture);
}
if (m_valueTextBox != null)
{
m_valueTextBox.Text = ((int)Math.Round(m_currentHsv.V * 100)).ToString(CultureInfo.InvariantCulture);
}
}
if (reason != ColorUpdateReason.AlphaTextBoxChanged)
{
if (m_alphaTextBox != null)
{
m_alphaTextBox.Text = ((int)Math.Round(m_currentAlpha * 100)).ToString(CultureInfo.InvariantCulture) + "%";
}
}
if (reason != ColorUpdateReason.HexTextBoxChanged)
{
if (m_hexTextBox != null)
{
m_hexTextBox.Text = m_currentHex;
}
}
};
var unknownUWPbugPresentInAvalonia = false;
// TODO review
if (!unknownUWPbugPresentInAvalonia)
{
// A reentrancy bug with setting TextBox.Text was fixed in RS2,
// so we can just directly set the TextBoxes' Text property there.
UpdateTextBoxes();
}
else if (unknownUWPbugPresentInAvalonia)
{
// Otherwise, we need to post this to the dispatcher to avoid that reentrancy bug.
Dispatcher.UIThread.InvokeAsync(() =>
{
m_updatingControls = true;
UpdateTextBoxes();
m_updatingControls = false;
});
}
m_updatingControls = false;
}
