/// <summary>
/// Translates the specified <see cref='Color'/> to an Ole color.
/// </summary>
public static int ToOle(Color c)
{
// WARNING!!! WARNING!!! WARNING!!! WARNING!!!
// WARNING!!! WARNING!!! WARNING!!! WARNING!!!
// We must never have another method called ToOle() with a different signature.
// This is so that we can push into the runtime a custom marshaller for OLE_COLOR to Color.
if (ColorUtil.GetIsKnownColor(c))
{
switch (c.ToKnownColor())
{
case KnownColor.ActiveBorder:
return(unchecked ((int)0x8000000A));
case KnownColor.ActiveCaption:
return(unchecked ((int)0x80000002));
case KnownColor.ActiveCaptionText:
return(unchecked ((int)0x80000009));
case KnownColor.AppWorkspace:
return(unchecked ((int)0x8000000C));
case KnownColor.ButtonFace:
return(unchecked ((int)0x8000000F));
case KnownColor.ButtonHighlight:
return(unchecked ((int)0x80000014));
case KnownColor.ButtonShadow:
return(unchecked ((int)0x80000010));
case KnownColor.Control:
return(unchecked ((int)0x8000000F));
case KnownColor.ControlDark:
return(unchecked ((int)0x80000010));
case KnownColor.ControlDarkDark:
return(unchecked ((int)0x80000015));
case KnownColor.ControlLight:
return(unchecked ((int)0x80000016));
case KnownColor.ControlLightLight:
return(unchecked ((int)0x80000014));
case KnownColor.ControlText:
return(unchecked ((int)0x80000012));
case KnownColor.Desktop:
return(unchecked ((int)0x80000001));
case KnownColor.GradientActiveCaption:
return(unchecked ((int)0x8000001B));
case KnownColor.GradientInactiveCaption:
return(unchecked ((int)0x8000001C));
case KnownColor.GrayText:
return(unchecked ((int)0x80000011));
case KnownColor.Highlight:
return(unchecked ((int)0x8000000D));
case KnownColor.HighlightText:
return(unchecked ((int)0x8000000E));
case KnownColor.HotTrack:
return(unchecked ((int)0x8000001A));
case KnownColor.InactiveBorder:
return(unchecked ((int)0x8000000B));
case KnownColor.InactiveCaption:
return(unchecked ((int)0x80000003));
case KnownColor.InactiveCaptionText:
return(unchecked ((int)0x80000013));
case KnownColor.Info:
return(unchecked ((int)0x80000018));
case KnownColor.InfoText:
return(unchecked ((int)0x80000017));
case KnownColor.Menu:
return(unchecked ((int)0x80000004));
case KnownColor.MenuBar:
return(unchecked ((int)0x8000001E));
case KnownColor.MenuHighlight:
return(unchecked ((int)0x8000001D));
case KnownColor.MenuText:
return(unchecked ((int)0x80000007));
case KnownColor.ScrollBar:
return(unchecked ((int)0x80000000));
case KnownColor.Window:
return(unchecked ((int)0x80000005));
case KnownColor.WindowFrame:
return(unchecked ((int)0x80000006));
case KnownColor.WindowText:
return(unchecked ((int)0x80000008));
}
}
return(ToWin32(c));
}
/// <summary>
/// Translates the specified <see cref='Color'/> to an Html string color representation.
/// </summary>
public static string ToHtml(Color c)
{
string colorString = string.Empty;
if (c.IsEmpty)
{
return(colorString);
}
if (ColorUtil.IsSystemColor(c))
{
switch (c.ToKnownColor())
{
case KnownColor.ActiveBorder:
colorString = "activeborder";
break;
case KnownColor.GradientActiveCaption:
case KnownColor.ActiveCaption:
colorString = "activecaption";
break;
case KnownColor.AppWorkspace:
colorString = "appworkspace";
break;
case KnownColor.Desktop:
colorString = "background";
break;
case KnownColor.Control:
colorString = "buttonface";
break;
case KnownColor.ControlLight:
colorString = "buttonface";
break;
case KnownColor.ControlDark:
colorString = "buttonshadow";
break;
case KnownColor.ControlText:
colorString = "buttontext";
break;
case KnownColor.ActiveCaptionText:
colorString = "captiontext";
break;
case KnownColor.GrayText:
colorString = "graytext";
break;
case KnownColor.HotTrack:
case KnownColor.Highlight:
colorString = "highlight";
break;
case KnownColor.MenuHighlight:
case KnownColor.HighlightText:
colorString = "highlighttext";
break;
case KnownColor.InactiveBorder:
colorString = "inactiveborder";
break;
case KnownColor.GradientInactiveCaption:
case KnownColor.InactiveCaption:
colorString = "inactivecaption";
break;
case KnownColor.InactiveCaptionText:
colorString = "inactivecaptiontext";
break;
case KnownColor.Info:
colorString = "infobackground";
break;
case KnownColor.InfoText:
colorString = "infotext";
break;
case KnownColor.MenuBar:
case KnownColor.Menu:
colorString = "menu";
break;
case KnownColor.MenuText:
colorString = "menutext";
break;
case KnownColor.ScrollBar:
colorString = "scrollbar";
break;
case KnownColor.ControlDarkDark:
colorString = "threeddarkshadow";
break;
case KnownColor.ControlLightLight:
colorString = "buttonhighlight";
break;
case KnownColor.Window:
colorString = "window";
break;
case KnownColor.WindowFrame:
colorString = "windowframe";
break;
case KnownColor.WindowText:
colorString = "windowtext";
break;
}
}
else if (c.IsNamedColor)
{
if (c == Color.LightGray)
{
// special case due to mismatch between Html and enum spelling
colorString = "LightGrey";
}
else
{
colorString = c.Name;
}
}
else
{
colorString = "#" + c.R.ToString("X2", null) +
c.G.ToString("X2", null) +
c.B.ToString("X2", null);
}
return(colorString);
}
/// <summary>
/// Translates an Ole color value to a GDI+ <see cref='Color'/>.
/// </summary>
public static Color FromOle(int oleColor)
{
// WARNING!!! WARNING!!! WARNING!!! WARNING!!!
// WARNING!!! WARNING!!! WARNING!!! WARNING!!!
// We must never have another method called ToOle() with a different signature.
// This is so that we can push into the runtime a custom marshaller for OLE_COLOR to Color.
switch (oleColor)
{
case unchecked ((int)0x8000000A):
return(ColorUtil.FromKnownColor(KnownColor.ActiveBorder));
case unchecked ((int)0x80000002):
return(ColorUtil.FromKnownColor(KnownColor.ActiveCaption));
case unchecked ((int)0x80000009):
return(ColorUtil.FromKnownColor(KnownColor.ActiveCaptionText));
case unchecked ((int)0x8000000C):
return(ColorUtil.FromKnownColor(KnownColor.AppWorkspace));
case unchecked ((int)0x8000000F):
return(ColorUtil.FromKnownColor(KnownColor.Control));
case unchecked ((int)0x80000010):
return(ColorUtil.FromKnownColor(KnownColor.ControlDark));
case unchecked ((int)0x80000015):
return(ColorUtil.FromKnownColor(KnownColor.ControlDarkDark));
case unchecked ((int)0x80000016):
return(ColorUtil.FromKnownColor(KnownColor.ControlLight));
case unchecked ((int)0x80000014):
return(ColorUtil.FromKnownColor(KnownColor.ControlLightLight));
case unchecked ((int)0x80000012):
return(ColorUtil.FromKnownColor(KnownColor.ControlText));
case unchecked ((int)0x80000001):
return(ColorUtil.FromKnownColor(KnownColor.Desktop));
case unchecked ((int)0x8000001B):
return(ColorUtil.FromKnownColor(KnownColor.GradientActiveCaption));
case unchecked ((int)0x8000001C):
return(ColorUtil.FromKnownColor(KnownColor.GradientInactiveCaption));
case unchecked ((int)0x80000011):
return(ColorUtil.FromKnownColor(KnownColor.GrayText));
case unchecked ((int)0x8000000D):
return(ColorUtil.FromKnownColor(KnownColor.Highlight));
case unchecked ((int)0x8000000E):
return(ColorUtil.FromKnownColor(KnownColor.HighlightText));
case unchecked ((int)0x8000001A):
return(ColorUtil.FromKnownColor(KnownColor.HotTrack));
case unchecked ((int)0x8000000B):
return(ColorUtil.FromKnownColor(KnownColor.InactiveBorder));
case unchecked ((int)0x80000003):
return(ColorUtil.FromKnownColor(KnownColor.InactiveCaption));
case unchecked ((int)0x80000013):
return(ColorUtil.FromKnownColor(KnownColor.InactiveCaptionText));
case unchecked ((int)0x80000018):
return(ColorUtil.FromKnownColor(KnownColor.Info));
case unchecked ((int)0x80000017):
return(ColorUtil.FromKnownColor(KnownColor.InfoText));
case unchecked ((int)0x80000004):
return(ColorUtil.FromKnownColor(KnownColor.Menu));
case unchecked ((int)0x8000001E):
return(ColorUtil.FromKnownColor(KnownColor.MenuBar));
case unchecked ((int)0x8000001D):
return(ColorUtil.FromKnownColor(KnownColor.MenuHighlight));
case unchecked ((int)0x80000007):
return(ColorUtil.FromKnownColor(KnownColor.MenuText));
case unchecked ((int)0x80000000):
return(ColorUtil.FromKnownColor(KnownColor.ScrollBar));
case unchecked ((int)0x80000005):
return(ColorUtil.FromKnownColor(KnownColor.Window));
case unchecked ((int)0x80000006):
return(ColorUtil.FromKnownColor(KnownColor.WindowFrame));
case unchecked ((int)0x80000008):
return(ColorUtil.FromKnownColor(KnownColor.WindowText));
}
Color color = Color.FromArgb((byte)((oleColor >> Win32RedShift) & 0xFF),
(byte)((oleColor >> Win32GreenShift) & 0xFF),
(byte)((oleColor >> Win32BlueShift) & 0xFF));
return(KnownColorTable.ArgbToKnownColor(color.ToArgb()));
}