public static Color ToColor(this NSColor color)
{
nfloat red, green, blue, alpha;
color.GetRgba(out red, out green, out blue, out alpha);
return(new Color((double)red, (double)green, (double)blue, (double)alpha));
}
public static CGColor ToCGColor(this NSColor nsColor)
{
float r, g, b, a;
nsColor.GetRgba(out r, out g, out b, out a);
return(new CGColor(r, g, b, a));
}
public static Color ConvertColor(NSColor color)
{
nfloat r, g, b, a;
color.GetRgba(out r, out g, out b, out a);
return(new Color((float)r, (float)g, (float)b, (float)a));
}
public static Color GetColor(this NSColor c)
{
nfloat r, g, b, a;
c.GetRgba(out r, out g, out b, out a);
return(new Color((int)(r * 255 + 0.5f), (int)(g * 255 + 0.5f), (int)(b * 255 + 0.5f), (int)(a * 255 + 0.5f)));
}
public static Color ToEto(this NSColor color)
{
if (color == null)
{
return(Colors.Black);
}
float red, green, blue, alpha;
color.GetRgba(out red, out green, out blue, out alpha);
return(new Color(red, green, blue, alpha));
}
public static Color ToEto(this NSColor color)
{
if (color == null)
{
return(Colors.Black);
}
//if (color.ColorSpace.ColorSpaceModel != NSColorSpaceModel.RGB)
color = color.UsingColorSpace(NSColorSpace.CalibratedRGB);
nfloat red, green, blue, alpha;
color.GetRgba(out red, out green, out blue, out alpha);
return(new Color((float)red, (float)green, (float)blue, (float)alpha));
}
/// <summary>
/// Converts from a UIColor to a DSColor object
/// </summary>
/// <returns>The DS color.</returns>
/// <param name="aColor">A color.</param>
public static DSColor ToDSColor(this NSColor aColor)
{
nfloat red = 0.0f;
nfloat blue = 0.0f;
nfloat green = 0.0f;
nfloat alpha = 0.0f;
aColor.GetRgba(out red, out green, out blue, out alpha);
var aNewColor = new DSColor((float)red, (float)green, (float)blue, (float)alpha);
return(aNewColor);
}
static Cairo.Color ConvertColor(NSColor color)
{
float r, g, b, a;
if (color.ColorSpaceName == NSColorSpace.DeviceWhite)
{
a = 1.0f;
r = g = b = color.WhiteComponent;
}
else
{
color.GetRgba(out r, out g, out b, out a);
}
return(new Cairo.Color(r, g, b, a));
}
static string ConvertColorToHex(NSColor color)
{
nfloat r, g, b, a;
if (color.ColorSpaceName == NSColorSpace.DeviceWhite)
{
a = 1.0f;
r = g = b = color.WhiteComponent;
}
else
{
color.GetRgba(out r, out g, out b, out a);
}
return(String.Format("#{0}{1}{2}",
((int)(r * 255)).ToString("x2"),
((int)(g * 255)).ToString("x2"),
((int)(b * 255)).ToString("x2")
));
}
// Gets the string for the text field from the object passed in.
public override string StringFor(NSObject value)
{
// Not a color?
if (value.GetType() != typeof(NSColor))
{
return(null);
}
// Convert to an RGB color space
NSColor color = ((NSColor)value).UsingColorSpace(NSColorSpace.CalibratedRGB);
// Get components as floats between 0 and 1
nfloat red, green, blue, alpha;
color.GetRgba(out red, out green, out blue, out alpha);
// Initialize the distance to something large
double minDistance = 3.0f;
string closestKey = "";
// Find the closest color
foreach (string key in colorList.AllKeys())
{
NSColor c = colorList.ColorWithKey(key);
nfloat r, g, b, a;
c.GetRgba(out r, out g, out b, out a);
// How far apart are color and c?
double distance = (Math.Pow(red - r, 2) + Math.Pow(green - g, 2) + Math.Pow(blue - b, 2));
// Is this the closest yet?
if (distance < minDistance)
{
minDistance = distance;
closestKey = key;
}
}
return(closestKey);
}
/// <summary>
/// Converts the given color into a web style hex string in the form #RRBBGG or optionally #RRBBGGAA.
/// </summary>
/// <returns>The web hex string representing the given color.</returns>
/// <param name="color">The <c>NSColor</c> to convert.</param>
/// <param name="withAlpha">If set to <c>true</c> with the alpha (transparency) of the color will be
/// included.</param>
public string NSColorToHexString(NSColor color, bool withAlpha)
{
//Break color into pieces
nfloat red = 0, green = 0, blue = 0, alpha = 0;
color.GetRgba(out red, out green, out blue, out alpha);
// Adjust to byte
alpha *= 255;
red *= 255;
green *= 255;
blue *= 255;
//With the alpha value?
if (withAlpha)
{
return(String.Format("#{0:X2}{1:X2}{2:X2}{3:X2}", (int)alpha, (int)red, (int)green, (int)blue));
}
else
{
return(String.Format("#{0:X2}{1:X2}{2:X2}", (int)red, (int)green, (int)blue));
}
}
// NSColor
public static SKColor ToSKColor(this NSColor color)
{
System.nfloat r, g, b, a;
color.GetRgba(out r, out g, out b, out a);
return(new SKColor((byte)(r * 255), (byte)(g * 255), (byte)(b * 255), (byte)(a * 255)));
}
static string ConvertColorToHex (NSColor color)
{
nfloat r, g, b, a;
if (color.ColorSpaceName == NSColorSpace.DeviceWhite) {
a = 1.0f;
r = g = b = color.WhiteComponent;
} else {
color.GetRgba (out r, out g, out b, out a);
}
return String.Format ("#{0}{1}{2}",
((int)(r * 255)).ToString ("x2"),
((int)(g * 255)).ToString ("x2"),
((int)(b * 255)).ToString ("x2")
);
}
static Cairo.Color ConvertColor (NSColor color)
{
nfloat r, g, b, a;
if (color.ColorSpaceName == NSColorSpace.DeviceWhite) {
a = 1.0f;
r = g = b = color.WhiteComponent;
} else {
color.GetRgba (out r, out g, out b, out a);
}
return new Cairo.Color (r, g, b, a);
}
public static SKColorF ToSKColorF(this NSColor color)
{
System.nfloat r, g, b, a;
color.GetRgba(out r, out g, out b, out a);
return(new SKColorF((float)r, (float)g, (float)b, (float)a));
}
/// <summary>
/// Converts the given color into a web style hex string in the form #RRBBGG or optionally #RRBBGGAA.
/// </summary>
/// <returns>The web hex string representing the given color.</returns>
/// <param name="color">The <c>NSColor</c> to convert.</param>
/// <param name="withAlpha">If set to <c>true</c> with the alpha (transparency) of the color will be
/// included.</param>
public string NSColorToHexString(NSColor color, bool withAlpha) {
//Break color into pieces
nfloat red=0, green=0, blue=0, alpha=0;
color.GetRgba (out red, out green, out blue, out alpha);
// Adjust to byte
alpha *= 255;
red *= 255;
green *= 255;
blue *= 255;
//With the alpha value?
if (withAlpha) {
return String.Format ("#{0:X2}{1:X2}{2:X2}{3:X2}", (int)alpha, (int)red, (int)green, (int)blue);
} else {
return String.Format ("#{0:X2}{1:X2}{2:X2}", (int)red, (int)green, (int)blue);
}
}
