//下面两个函数是为了在PropertyGrid中显示一个辅助的效果
//可以不用重写
public override void PaintValue(System.Drawing.Design.PaintValueEventArgs e)
{
List <Color> cl = e.Value as List <Color>;
if (cl == null)
{
ColorProp cp = e.Value as ColorProp;
cl = cp.colorList;
}
int normalX = (e.Bounds.Width / 2);
int normalY = (e.Bounds.Height / 2);
int curY = e.Bounds.Y;
for (int i = 0; i < cl.Count; i++)
{
e.Graphics.FillRectangle(new SolidBrush(cl[i]), e.Bounds.X + (i * 10), e.Bounds.Y, e.Bounds.Width, e.Bounds.Height);
}
e.Graphics.FillEllipse(new SolidBrush(Color.White), e.Bounds.X + 1, e.Bounds.Y + 1, e.Bounds.Width - 3, e.Bounds.Height - 3);
e.Graphics.FillEllipse(new SolidBrush(Color.SlateGray), normalX + e.Bounds.X - 1, normalY + e.Bounds.Y - 1, 3, 3);
double radians = 5;
e.Graphics.DrawLine(new Pen(new SolidBrush(Color.Red), 1), normalX + e.Bounds.X, normalY + e.Bounds.Y,
e.Bounds.X + (normalX + (int)((double)normalX * Math.Cos(radians))),
e.Bounds.Y + (normalY + (int)((double)normalY * Math.Sin(radians))));
}
public override object ConvertTo(
ITypeDescriptorContext context,
CultureInfo culture,
object value,
Type destType)
{
if (destType == typeof(string) && value is ColorProp)
{
ColorProp p = (ColorProp)value;
// simply build the string as "Last, First (Age)"
Button b = new Button();
b.Text = "aaaa";
return(p);
}
return(base.ConvertTo(context, culture, value, destType));
}
public TCSettings()
{
Scale = new ScaleProp();
FaceColorList2 = new ColorProp();
/*FaceColorList2.colorList = new List<Color>{
* Color.FromArgb(255,0,0),
* Color.FromArgb(126,0,0),
* Color.FromArgb(0,126,0),
* Color.FromArgb(0,255,0),
* Color.FromArgb(0,0,125),
* Color.FromArgb(0,0,255)
* };*/
FaceColorList2.colorList = ColorizeBase.genColorList(colorCount);
ContourFont = new Font(FontFamily.GenericSerif, 11);
}
public override object ConvertFrom(
ITypeDescriptorContext context,
CultureInfo info,
object value)
{
if (value is string)
{
try {
string s = (string)value;
// parse the format "Last, First (Age)"
//
int comma = s.IndexOf(',');
if (comma != -1)
{
// now that we have the comma, get
// the last name.
string last = s.Substring(0, comma);
int paren = s.LastIndexOf('(');
if (paren != -1 &&
s.LastIndexOf(')') == s.Length - 1)
{
// pick up the first name
string first =
s.Substring(comma + 1,
paren - comma - 1);
// get the age
int age = Int32.Parse(
s.Substring(paren + 1,
s.Length - paren - 2));
ColorProp p = new ColorProp();
return(p);
}
}
}
catch {}
// if we got this far, complain that we
// couldn't parse the string
//
throw new ArgumentException(
"Can not convert '" + (string)value +
"' to type Person");
}
return(base.ConvertFrom(context, info, value));
}
//下面两个函数是为了在PropertyGrid中显示一个辅助的效果
//可以不用重写
public override void PaintValue(System.Drawing.Design.PaintValueEventArgs e)
{
List <Color> cl = e.Value as List <Color>;
if (cl == null)
{
ColorProp cp = e.Value as ColorProp;
cl = cp.colorList;
}
int normalX = (e.Bounds.Width / 2);
int normalY = (e.Bounds.Height / 2);
int curY = e.Bounds.Y;
for (int i = 0; i < cl.Count; i++)
{
e.Graphics.FillRectangle(new SolidBrush(cl[i]), e.Bounds.X + (i * 10), e.Bounds.Y, 10, e.Bounds.Height);
}
}
public ColorPropControl(ColorProp cl)
{
CP = cl;
InitializeComponent();
}
