/// <summary>
/// Resets the controls color (both HSL and RGB variables) based on the current slider position
/// </summary>
private void ResetHSLRGB()
{
switch (m_eDrawStyle)
{
case eDrawStyle.Hue:
m_hsl.H = 1.0 - (double)m_iMarker_Start_Y / (this.Allocation.Height - 9);
m_rgb = GraphUtil.HSL_to_RGB(m_hsl);
break;
case eDrawStyle.Saturation:
m_hsl.S = 1.0 - (double)m_iMarker_Start_Y / (this.Allocation.Height - 9);
m_rgb = GraphUtil.HSL_to_RGB(m_hsl);
break;
case eDrawStyle.Brightness:
m_hsl.L = 1.0 - (double)m_iMarker_Start_Y / (this.Allocation.Height - 9);
m_rgb = GraphUtil.HSL_to_RGB(m_hsl);
break;
case eDrawStyle.Red:
m_rgb = Color.FromArgb(255 - Round(255 * (double)m_iMarker_Start_Y / (this.Allocation.Height - 9)), m_rgb.G, m_rgb.B);
m_hsl = GraphUtil.RGB_to_HSL(m_rgb);
break;
case eDrawStyle.Green:
m_rgb = Color.FromArgb(m_rgb.R, 255 - Round(255 * (double)m_iMarker_Start_Y / (this.Allocation.Height - 9)), m_rgb.B);
m_hsl = GraphUtil.RGB_to_HSL(m_rgb);
break;
case eDrawStyle.Blue:
m_rgb = Color.FromArgb(m_rgb.R, m_rgb.G, 255 - Round(255 * (double)m_iMarker_Start_Y / (this.Allocation.Height - 9)));
m_hsl = GraphUtil.RGB_to_HSL(m_rgb);
break;
}
}
/// <summary>
/// Resets the controls color (both HSL and RGB variables) based on the current marker position
/// </summary>
private void ResetHSLRGB( )
{
int red, green, blue;
switch (m_eDrawStyle)
{
case eDrawStyle.Hue:
m_hsl.S = (double)m_iMarker_X / (this.Allocation.Width - 4);
m_hsl.L = 1.0 - (double)m_iMarker_Y / (this.Allocation.Height - 4);
m_rgb = GraphUtil.HSL_to_RGB(m_hsl);
break;
case eDrawStyle.Saturation:
m_hsl.H = (double)m_iMarker_X / (this.Allocation.Width - 4);
m_hsl.L = 1.0 - (double)m_iMarker_Y / (this.Allocation.Height - 4);
m_rgb = GraphUtil.HSL_to_RGB(m_hsl);
break;
case eDrawStyle.Brightness:
m_hsl.H = (double)m_iMarker_X / (this.Allocation.Width - 4);
m_hsl.S = 1.0 - (double)m_iMarker_Y / (this.Allocation.Height - 4);
m_rgb = GraphUtil.HSL_to_RGB(m_hsl);
break;
case eDrawStyle.Red:
blue = Round(255 * (double)m_iMarker_X / (this.Allocation.Width - 4));
green = Round(255 * (1.0 - (double)m_iMarker_Y / (this.Allocation.Height - 4)));
m_rgb = Color.FromArgb(m_rgb.R, green, blue);
m_hsl = GraphUtil.RGB_to_HSL(m_rgb);
break;
case eDrawStyle.Green:
blue = Round(255 * (double)m_iMarker_X / (this.Allocation.Width - 4));
red = Round(255 * (1.0 - (double)m_iMarker_Y / (this.Allocation.Height - 4)));
m_rgb = Color.FromArgb(red, m_rgb.G, blue);
m_hsl = GraphUtil.RGB_to_HSL(m_rgb);
break;
case eDrawStyle.Blue:
red = Round(255 * (double)m_iMarker_X / (this.Allocation.Width - 4));
green = Round(255 * (1.0 - (double)m_iMarker_Y / (this.Allocation.Height - 4)));
m_rgb = Color.FromArgb(red, green, m_rgb.B);
m_hsl = GraphUtil.RGB_to_HSL(m_rgb);
break;
}
}
/// <summary>
/// Returns the graphed color at the x,y position on the control
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns></returns>
private GraphUtil.HSL GetColor(int x, int y)
{
GraphUtil.HSL _hsl = new GraphUtil.HSL();
switch (m_eDrawStyle)
{
case eDrawStyle.Hue:
_hsl.H = m_hsl.H;
_hsl.S = (double)x / (this.Allocation.Width - 4);
_hsl.L = 1.0 - (double)y / (this.Allocation.Height - 4);
break;
case eDrawStyle.Saturation:
_hsl.S = m_hsl.S;
_hsl.H = (double)x / (this.Allocation.Width - 4);
_hsl.L = 1.0 - (double)y / (this.Allocation.Height - 4);
break;
case eDrawStyle.Brightness:
_hsl.L = m_hsl.L;
_hsl.H = (double)x / (this.Allocation.Width - 4);
_hsl.S = 1.0 - (double)y / (this.Allocation.Height - 4);
break;
case eDrawStyle.Red:
_hsl = GraphUtil.RGB_to_HSL(Color.FromArgb(m_rgb.R, Round(255 * (1.0 - (double)y / (this.Allocation.Height - 4))), Round(255 * (double)x / (this.Allocation.Width - 4))));
break;
case eDrawStyle.Green:
_hsl = GraphUtil.RGB_to_HSL(Color.FromArgb(Round(255 * (1.0 - (double)y / (this.Allocation.Height - 4))), m_rgb.G, Round(255 * (double)x / (this.Allocation.Width - 4))));
break;
case eDrawStyle.Blue:
_hsl = GraphUtil.RGB_to_HSL(Color.FromArgb(Round(255 * (double)x / (this.Allocation.Width - 4)), Round(255 * (1.0 - (double)y / (this.Allocation.Height - 4))), m_rgb.B));
break;
}
return(_hsl);
}